CN213031255U - Outdoor anti-freezing eye washer - Google Patents

Abstract

The utility model discloses an outdoor eye washer that prevents frostbite, be in including dashing to drench the basin and setting the shower nozzle of dashing to drench the basin top, the delivery port that dashes to drench the basin is connected with drain line, still includes tee bend ball valve, first water pipe and second water pipe, the one end of first water pipe with the shower nozzle intercommunication, its other end with the water inlet intercommunication of tee bend ball valve, the one end of second water pipe with drain line intercommunication, two delivery ports of tee bend ball valve respectively with the other end and the external sparge water pipeline intercommunication of second water pipe, so that first water pipe passes through the tee bend ball valve alternative with the sparge water pipeline or the second water pipe intercommunication. The utility model provides an outdoor eye washer that prevents frostbite, simple structure, at every turn after eye washer uses, wash behind the water valve to the shower nozzle pipeline anhydrous residue to prevent that the pipeline is frozen.

Description

Outdoor anti-freezing eye washer

Technical Field

The utility model relates to the field of eye washers. More specifically, the utility model relates to an outdoor eye washer that prevents frostbite.

Background

According to the safety requirements of the chemical industry, eye washers are required to be equipped on various devices, plants which are not designed on site can only be installed outdoors or even at high positions of a framework, in a device with lower environmental temperature in winter, selected eye washers are equipped with electric tracing, freezing damage of a water path is prevented, but the existing electric tracing design only ensures the temperature of the water path outside a shower basin, a double-branch pipeline in the basin is not safe due to the fact that the electric tracing is directly contacted with washing water above the shower basin, the electric tracing temperature of other parts cannot be set too high due to emergency use of the washing water, heat conduction loss cannot ensure the temperature of a pipeline in the basin, residual water in the pipeline is exposed in a room temperature environment after the eye washers are used or water pressure is checked, and the pipeline and a spray head are damaged due to extremely high freezing blockage when the air temperature is low, so that the eye washers cannot be used. And under the condition of high air temperature and long-time standby state, the residual water is exposed in the chemical device environment for a long time and is easy to deteriorate, and unnecessary risks are easily caused when the residual water is directly used for washing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an outdoor eye washer that prevents frostbite, simple structure, at every turn after eye washer uses, wash behind the water valve to the shower nozzle pipeline anhydrous residue to prevent that the pipeline is frozen.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an outdoor eye washer that prevents frostbite, is in including dashing drenches the basin and setting dashing the shower nozzle that drenches the basin top, the delivery port that dashes drenches the basin is connected with drain line, still includes tee bend ball valve, first water pipe and second water pipe, the one end of first water pipe with the shower nozzle intercommunication, its other end with the water inlet intercommunication of tee bend ball valve, the one end of second water pipe with drain line intercommunication, two delivery ports of tee bend ball valve respectively with the other end and the external wash water pipeline intercommunication of second water pipe, so that first water pipe passes through tee bend ball valve alternative with wash water pipeline or second water pipe intercommunication.

Preferably, in the outdoor anti-freezing eye washer, a heating device is arranged on the flushing water pipeline.

Preferably, the outdoor anti-freezing eye washer further comprises a temperature sensor and a controller, wherein the temperature sensor is arranged in the flushing water pipeline to measure the temperature of water in the flushing water pipeline, and the temperature sensor and the heating device are respectively and electrically connected with the controller.

Preferably, in the outdoor anti-freezing eye washer, the heating device is electric tracing.

The utility model discloses an outdoor eye washer that prevents frostbite is after using at every turn, and it is anhydrous to the shower nozzle pipeline to remain behind the washing water valve, solves the rotten of residual water exposure in the chemical plant environment to and the emergency use risk that brings and the stifled risk of winter pipeline freezing.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a schematic structural view of the outdoor anti-freezing eye washer when the three-way ball valve of the present invention is opened;

FIG. 2 is a schematic structural view of the outdoor anti-freezing eye washer when the three-way ball valve of the utility model is closed,

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Fig. 1-fig. 2 are that the embodiment of the utility model provides an outdoor eye washer that prevents frostbite, be in including washing basin 1 and setting wash shower nozzle 2 above washing basin 1, the delivery port that washes basin 1 is connected with drain line 3, still includes tee bend ball valve 4, first water pipe 5 and second water pipe 6, first water pipe 5's one end with shower nozzle 2 intercommunication, its other end with tee bend ball valve 4's water inlet intercommunication, second water pipe 6's one end with drain line 3 intercommunication, tee bend ball valve 4's two delivery ports respectively with second water pipe 6's the other end and external sparge water pipeline 7 intercommunication, so that first water pipe 5 passes through tee bend ball valve 4 alternative with sparge water pipeline 7 or second water pipe 6 intercommunication.

In the embodiment, a flushing water pipeline 7 is communicated with a first water pipe 5 or a second water pipe 6 through one of three-way ball valves 4, as shown in fig. 1, when the three-way ball valve 4 is opened, the flushing water pipeline 7 is communicated with the first water pipe 5, the flushing water enters the spray head 2 through the first pipeline, the spray head 2 sprays the flushing water upwards, and the sprayed water falls into the shower basin 1 under the action of gravity and then is discharged from the drainage pipeline 3; when the three-way ball valve 4 is closed, the spray head 2 stops spraying water upwards, part of flushing water can remain in the first water pipe 5, at the moment, the second water pipe 6 is communicated with the first water pipe 5, and part of flushing water can remain in the first water pipe 5 and is discharged into the drainage pipeline 3 from the second water pipe 6, and then is discharged from the drainage pipeline 3. Thereby when realizing that the valve opens, the sparge water gets into shower nozzle 2, and when the valve was closed, the sparge water was closed, 2 pipelines of shower nozzle and 3 intercommunications of drain line, 2 incomplete water of shower nozzle are discharged completely, wash behind the water valve to 2 pipelines of shower nozzle no water remain to prevent that the pipeline from freezing

Preferably, as another embodiment of the present invention, a heating device is provided on the flushing water line 7.

In this embodiment, a heating device is provided in the flush water line 7, and the flush water in the flush water line 7 is heated by the heating device.

Preferably, as another embodiment of the present invention, the heating device is an electric tracing.

In the embodiment, the electric tracing is an effective pipeline heat preservation and anti-freezing scheme and is widely applied all the time. The electric tracing heat has small temperature gradient and longer thermal stability time, is suitable for long-term use, and the required heat (electric power) is greatly lower than that of electric heating. The electric heat tracing has the advantages of high thermal efficiency, energy conservation, simple design, convenient construction and installation, no pollution, long service life, capability of realizing remote control and automatic control and the like, is a technical development direction for replacing steam and hot water heat tracing, and is an energy-saving project for national key popularization.

Preferably, as another embodiment of the present invention, the utility model discloses still include temperature sensor and controller, temperature sensor sets up in the sparge water pipeline 7, in order to measure the temperature of the temperature in the sparge water pipeline 7, temperature sensor with heating device respectively with the controller electricity is connected.

In the embodiment, the temperature of water in a washing water pipeline 7 is obtained through a temperature sensor, a threshold value is set in the controller in advance, and when the temperature of the water in the washing water pipeline is lower than the threshold value, the heating device starts heating; when the water temperature in the washing water pipeline is higher than a threshold value, the heating device stops heating; the temperature sensor in this embodiment may be a water temperature sensor provided in a water pipe, which is described in utility model patent No. CN 205785556U.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.

Claims (4)

1. An outdoor anti-freezing eye washer comprises a shower basin (1) and a spray head (2) arranged above the shower basin (1), wherein a water outlet of the shower basin (1) is connected with a drainage pipeline (3), it is characterized by also comprising a three-way ball valve (4), a first water pipe (5) and a second water pipe (6), wherein one end of the first water pipe (5) is communicated with the spray head (2), the other end of the water inlet pipe is communicated with a water inlet of the three-way ball valve (4), one end of the second water pipe (6) is communicated with the drainage pipeline (3), two water outlets of the three-way ball valve (4) are respectively communicated with the other end of the second water pipe (6) and an external flushing water pipeline (7), so that the first water pipe (5) is communicated with the flushing water pipeline (7) or the second water pipe (6) through the three-way ball valve (4) alternatively.

2. An outdoor anti-freeze eye washer according to claim 1, characterized in that the flushing water line (7) is provided with heating means.

3. An outdoor anti-freeze eye washer according to claim 2, further comprising a temperature sensor arranged in the flushing water line (7) to measure the temperature of the water in the flushing water line (7), and a controller to which the temperature sensor and the heating means are electrically connected, respectively.

4. An outdoor antifreeze eye washer according to claim 2, wherein said heating means is an electric tracing.

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