CN108528366B

CN108528366B - Device for preventing liquid from splashing in vibration process

Info

Publication number: CN108528366B
Application number: CN201810559483.7A
Authority: CN
Inventors: 佟川; 吴晓勇; 赵志文; 齐凌飞; 程媛媛
Original assignee: Beijing Beifen Instrument Technology Co ltd
Current assignee: Beijing Beifen Instrument Technology Co ltd
Priority date: 2018-06-02
Filing date: 2018-06-02
Publication date: 2023-07-18
Anticipated expiration: 2038-06-02
Also published as: CN108528366A

Abstract

The invention relates to a device for preventing liquid from splashing in a vibration process, which is arranged at an opening above a container for containing liquid, and comprises a cover body sealed at the opening of the container, wherein an exhaust nozzle for exhausting gas in the container is arranged on the cover body, foam floaters which have the density less than that of the contained liquid and do not react with the contained liquid are arranged in the container, a labyrinth filtrate channel is arranged below the cover body, and the labyrinth filtrate channel is communicated with the exhaust nozzle and the interior of the container. The device can effectively prevent the instrument and the equipment filled with the liquid from generating liquid splashing under the vibration conditions of different degrees, and simultaneously, the gas generated in the working process of the instrument and the equipment can be discharged in the vehicle through the exhaust nozzle and discharged out of the vehicle through the pipeline, so that the normal working of the equipment is ensured.

Description

Device for preventing liquid from splashing in vibration process

Technical Field

The invention relates to the technical field of instrument detection, in particular to a device for preventing liquid from splashing in a vibration process.

Background

With social development and technological progress, in-vehicle electronic devices are becoming increasingly widely used in various engineering and military vehicles. Compared with the electronic equipment used in a fixed place, the vehicle-mounted electronic equipment is in a relatively airtight working environment, has poorer heat dissipation conditions, and meanwhile, needs to bear vibration and impact caused by uneven pavement, in particular to some instruments and equipment which need to be added with electrolytic alkali liquor during working, and the electrolytic alkali liquor needs to be stored in the equipment in a non-airtight way due to the heat dissipation requirement. The vehicle-mounted electronic equipment has important functions of data acquisition, analysis and the like, and vibration of the vehicle can lead to splashing of electrolytic alkali liquor in the equipment, so that the inside of the vehicle can be polluted or personnel in the vehicle can be injured, and more importantly, the instrument and the equipment cannot work normally, such as cannot work normally under actual conditions, and serious consequences or loss can be caused. Therefore, how to prevent liquid in the device from splashing under a severe vibration working environment, so as to ensure the normal operation of the vehicle-mounted electronic device is a very critical operation.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the anti-splashing device which has simple structure and good manufacturability, and can exhaust gas and prevent liquid from vibrating at different degrees.

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

the utility model provides a device that prevent liquid splashes in vibration process, it installs in the container top opening part of splendid attire liquid, including sealing the lid in container opening part, be equipped with on the lid and be used for discharging the inside gaseous exhaust nozzle of container, be equipped with the density in the container and be less than the density of splendid attire liquid and the floater that does not react with splendid attire liquid, the lid below is equipped with labyrinth filtrate passageway, labyrinth filtrate passageway with the exhaust nozzle and be located the container the top space of floater is linked together.

The labyrinth type filtrate channel comprises an outer filtrate pipe and an inner filtrate pipe, wherein the inner filtrate pipe is positioned in the outer filtrate pipe, and a filtrate gap is formed between the outer filtrate pipe and the inner filtrate pipe; the pipe walls of the outer filtrate pipe and the inner filtrate pipe are respectively provided with a plurality of inclined holes for filtrate, the bottom of the outer filtrate pipe is provided with a liquid outlet, and a plurality of labyrinth filtrate channels are formed between the inclined holes and the filtrate gaps.

The inner filtrate pipe and the outer filtrate pipe are round pipes and are coaxially arranged.

The outer filtrate pipe comprises a pipe body I and a bottom cover I, at least one liquid outlet is formed in the bottom cover I, and a plurality of inclined holes which face the inside of the pipe body I and incline downwards are formed in the pipe body I.

The internal filtrate pipe comprises a pipe body II, a bottom cover II and a pipe orifice, the pipe orifice is arranged above the pipe body II and extends out of the cover body, and the exhaust nozzle is fixedly connected with the pipe orifice; the pipe body II is provided with a plurality of inclined holes which face the inside of the pipe body II and incline downwards, and the bottom cover II is provided with at least one liquid outlet.

The liquid outlet of the bottom cover I and the liquid outlet of the bottom cover II are arranged vertically in a staggered mode.

A plurality of inclined holes are formed in the circumferential direction of the pipe walls of the pipe body I and the pipe body II, and the inclined holes on the pipe body I and the inclined holes on the pipe body II are distributed in a staggered mode at the circumferential position.

The cover body is in threaded connection with the outer filtrate pipe and the inner filtrate pipe, the pipe orifice is connected with the exhaust nozzle, the pipe body II is connected with the bottom cover II through threads, and the connecting parts are sealed through sealing gaskets made of silicon rubber.

The pipe body I of the external filtrate pipe is connected with the bottom cover I in an integrated mode.

The float is a foamed polyethylene foam float.

The technical scheme of the invention has the following beneficial effects:

A. according to the invention, by arranging the floaters which are less than the density of the contained liquid and do not react with the contained liquid in the container, and arranging the labyrinth type filtrate channels which are communicated with the exhaust nozzle and the interior of the container below the cover body, when the container vibrates to different degrees, the liquid in the container can be flooded due to the wall of the collision, the flooded liquid can be blocked by the floaters on the surface of the liquid firstly, and can be blocked by the labyrinth type filtrate channels under the severe vibration condition, so that the flooded liquid is filtered back into the container, and meanwhile, the gas generated in the container is exhausted from the exhaust nozzle through the bent filtrate channels, such as oxygen, and can be exhausted into a vehicle through the exhaust nozzle and exhausted out of the vehicle through a pipeline. According to the invention, the plurality of floaters and the labyrinth filtrate channels are arranged on the surface of the liquid, so that the splashing of the liquid is well prevented to a certain extent, the whole device has a simple structure, the splashing and filtrate preventing effect is good, the splashing of the liquid under the vibration conditions of different degrees is effectively prevented, and the normal operation of equipment is ensured.

B. The device provided by the invention is used for carrying out large-displacement random vibration GJB150A-16 test on instruments and equipment filled with liquid medium, oxygen generated in a container can be normally discharged through an exhaust nozzle, electrolytic alkali liquor in the container has no splashing phenomenon, and meanwhile, no liquid remains in an exhaust pipeline.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the drawings that are required for the embodiments will be briefly described, and it will be apparent that the drawings in the following description are some embodiments of the present invention and that other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a device for preventing liquid from splashing during vibration according to the present invention;

FIG. 2 is a schematic diagram of the structure of the internal filtrate pipe of the present invention;

FIG. 3 is a bottom view of the structure of FIG. 2;

FIG. 4 is a schematic view of the structure of the external filtrate pipe according to the present invention;

fig. 5 is a bottom view of the structure of fig. 4.

Reference numerals illustrate:

1-Container, 11-opening

2-cover, 21-open cavity

3-exhaust nozzle

4-float

5-filtrate channel

51-external filtrate pipe

511-tube body I, 512-bottom cover I

52-internal filtrate pipe

521-pipe body II, 522-bottom cover II, 523-pipe orifice

5 a-filtrate gap, 5 b-inclined hole, 5 c-liquid outlet.

6-gap.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

As shown in fig. 1-5, a device for preventing liquid from splashing in the vibration process is arranged on a container 1 for containing liquid, and comprises a cover body 2 arranged at an opening 11 above the container 1, wherein an exhaust nozzle 3 for exhausting gas in the container 1 is further arranged on the cover body 2, foam floaters 4 which have the density less than that of the contained liquid and do not react with the contained liquid are arranged in the container 1, a labyrinth filtrate channel 5 is arranged below the cover body 2, and the labyrinth filtrate channel 5 is communicated with the exhaust nozzle 3 and the interior of the container 1; the lower part of the cover 2 in fig. 1 forms an open cavity 21, and the opening 11 above the container protrudes upwards and forms a screw-thread sealing connection with the open cavity 21 of the cover 2. The invention can prevent the instrument and the equipment filled with liquid from generating liquid splashing under the condition of different degrees of vibration by arranging foam floaters in the container and arranging a labyrinth filtrate channel communicated with the exhaust nozzle and the interior of the container under the cover body, and simultaneously, gas such as oxygen generated in the working process of the instrument and the equipment can be discharged in the vehicle through the exhaust nozzle and discharged out of the vehicle through a pipeline, thereby ensuring the normal working of the equipment.

When the container is subjected to small vibration, the flooded liquid can be blocked only by virtue of a plurality of floaters on the surface of the liquid, so that the flooding of the liquid is prevented; when the container is subjected to large intense vibration, the floodwater liquid can be filtered back into the container under the combined action of the floaters and the labyrinth filtrate channels. Of course, according to different working environments of the container, different numbers of floaters can be arranged in the container, and the sizes of the floaters can be cut according to specific conditions, so that the vibration-proof effect on liquid in the container is in an optimal state.

Further, the labyrinth type filtrate channel 5 comprises an outer filtrate pipe 51 and an inner filtrate pipe 52, wherein the inner filtrate pipe 52 is positioned inside the outer filtrate pipe 51, and a filtrate gap 5a is formed between the outer filtrate pipe 51 and the inner filtrate pipe; the walls of the outer filtrate pipe 51 and the inner filtrate pipe 52 are respectively provided with a plurality of inclined holes 5b for filtrate, the bottom of the outer filtrate pipe 51 is provided with a liquid outlet 5c, a labyrinth filtrate channel is formed between the inclined holes 5b and the filtrate gap 5a, the outer filtrate pipe 51 is positioned in the opening 11, the wall of the outer filtrate pipe 51 and the inner side surface of the opening 11 of the container 1 form a gap 6, liquid which is flooded due to vibration of the container can enter the gap, then part of liquid flows back, and part of the flooded liquid enters the filtrate gap 5a from the inclined holes 5b on the outer filtrate pipe 51. The inner filtrate pipe 52 and the outer filtrate pipe 51 are preferably circular pipes, and are coaxially arranged.

As shown in fig. 4 and 5, the external filtrate pipe 51 comprises a pipe body i 511 and a bottom cover i 512, wherein three liquid discharge ports 5c are formed in the bottom cover i 512 and distributed in a regular triangle along the center of the bottom cover i, and a plurality of inclined holes 5b inclined downward toward the inside of the pipe body i 511 are formed in the pipe body i 511.

As shown in fig. 2 and 3, the internal filtrate pipe 52 comprises a pipe body ii 521, a bottom cover ii 522 and a pipe orifice 523, the pipe orifice 523 is arranged above the pipe body ii 521 and extends out of the cover body 2, and the exhaust nozzle 3 and the pipe orifice 523 form a fixed connection; the pipe body II 521 is provided with a plurality of inclined holes 5b which are inclined downwards towards the inside of the pipe body II 521, the bottom cover II 522 is provided with five liquid discharge ports 5c, one of the liquid discharge ports is positioned at the center of the bottom cover II 522, the other four liquid discharge ports are arranged on a circular ring taking the center of the bottom cover II 522 as the center of the circle in a square mode, and the liquid discharge ports of the bottom cover I512 and the liquid discharge ports on the bottom cover II 522 are arranged in a vertically staggered mode.

A plurality of inclined holes 5b are formed along the circumferential direction of the pipe walls of the pipe body I511 and the pipe body II 521, and the inclined holes on the pipe body I511 and the inclined holes on the pipe body II 521 are staggered at the circumferential positions.

In addition, the cover body 2 is in threaded connection with the outer filtrate pipe 51 and the inner filtrate pipe 52, the pipe orifice 53 and the exhaust nozzle 3, the pipe body II 521 and the bottom cover II 522, and the connection parts are sealed by adopting a silicon rubber sealing gasket to prevent air leakage and loosening of threads in the vibration process. The pipe body I511 and the bottom cover I512 of the external filtrate pipe 51 are integrally connected, and the foam floating object 4 is selected from foam polyethylene foam floating objects.

When the container is subjected to severe vibration, the flooded liquid collides with the floating objects, enters into the gap between the outer filtrate pipe and the inner side surface of the opening, enters into the filtrate gap between the inner filtrate pipe and the outer filtrate pipe through the inclined holes on the outer filtrate pipe, then returns to the container from the bottom cover I liquid outlet of the outer filtrate pipe, and the generated gas sequentially enters into the inner filtrate pipe through the inclined holes on the outer filtrate pipe and the inner filtrate pipe and is discharged through the exhaust nozzle.

The device provided by the invention is used for carrying out large-displacement random vibration GJB150A-16 test on instruments and equipment filled with liquid medium, oxygen can be normally discharged, electrolytic alkali liquor does not have splashing phenomenon, and no liquid remains in an exhaust pipeline.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While obvious variations or modifications are contemplated as falling within the scope of the present invention.

Claims

1. The device for preventing liquid from splashing in the vibration process is arranged at an opening above a container (1) for containing liquid and comprises a cover body (2) sealed at the opening of the container, wherein an exhaust nozzle (3) for exhausting gas inside the container (1) is arranged on the cover body (2), and the device is characterized in that a floater (4) which has a density smaller than that of the contained liquid and does not react with the contained liquid is arranged in the container (1), a labyrinth filtrate channel (5) is arranged below the cover body (2), and the labyrinth filtrate channel (5) is communicated with the exhaust nozzle (3) and a space above the floater in the container (1);

the labyrinth type filtrate channel (5) comprises an outer filtrate pipe (51) and an inner filtrate pipe (52), wherein the inner filtrate pipe (52) is positioned in the outer filtrate pipe (51) and a filtrate gap (5 a) is formed between the outer filtrate pipe and the inner filtrate pipe; the pipe walls of the outer filtrate pipe (51) and the inner filtrate pipe (52) are respectively provided with a plurality of inclined holes (5 b) for filtering liquid, the bottom of the outer filtrate pipe (51) is provided with a liquid outlet (5 c), and a plurality of labyrinth type filtrate channels are formed between the inclined holes (5 b) and the filtrate gaps (5 a).

2. The device for preventing splashing of liquid in a vibrating process according to claim 1, wherein the inner filtrate pipe (52) and the outer filtrate pipe (51) are circular pipes, and are coaxially arranged.

3. The device for preventing splashing of liquid during vibration according to claim 2, wherein the external filtrate tube (51) comprises a tube body i (511) and a bottom cover i (512), at least one liquid drain port (5 c) is formed on the bottom cover i (512), and a plurality of inclined holes (5 b) which face the inside of the tube body i (511) and incline downward are formed on the tube body i (511).

4. A device for preventing splashing of liquids during vibration according to claim 2 or 3, characterized in that the internal filtrate pipe (52) comprises a pipe body ii (521), a bottom cover ii (522) and a pipe orifice (523), the pipe orifice (523) being arranged above the pipe body ii (521) and protruding from the cover body (2), the vent nozzle (3) forming a fixed connection with the pipe orifice (523); the pipe body II (521) is provided with a plurality of inclined holes (5 b) which face the inside of the pipe body II (521) and incline downwards, and the bottom cover II (522) is provided with at least one liquid outlet (5 c).

5. The device for preventing splashing of liquid in a vibrating process according to claim 4, wherein the liquid outlet of the bottom cover i (512) and the liquid outlet of the bottom cover ii (522) are staggered vertically.

6. The device for preventing splashing of liquid in a vibrating process according to claim 5, wherein a plurality of inclined holes (5 b) are formed along the circumferential direction of the pipe walls of the pipe body i (511) and the pipe body ii (521), and the inclined holes (5 b) on the pipe body i (511) and the inclined holes (5 b) on the pipe body ii (521) are arranged in a staggered manner at circumferential positions.

7. The device for preventing liquid from splashing in the vibration process according to claim 6, wherein the cover body (2) is in threaded connection with the outer filtrate pipe (51) and the inner filtrate pipe (52), the pipe orifice (523) is connected with the exhaust nozzle (3), the pipe body II (521) is connected with the bottom cover II (522) through a silicon rubber sealing gasket, and the connection parts are sealed through silicon rubber sealing gaskets.

8. The device for preventing splashing of liquid during vibration according to claim 7, characterized in that the tube body i (511) of the outer filtrate tube (51) is integrally connected with the bottom cover i (512).

9. Device for preventing splashing of liquid during vibration according to claim 1, characterized in that the float (4) is a foamed polyethylene foam float.