阅读说明：本技术 一种次氯酸钠消毒液混合装置 (Sodium hypochlorite antiseptic solution mixing arrangement ) 是由 张希斌 刘龙海 李鑫 陶瑞 于 2019-11-05 设计创作，主要内容包括：本发明提供了一种次氯酸钠消毒液混合装置,属于屠宰加工厂辅助设备领域。其技术方案为：包括设置在厂房中的水线管道,还包括与水线管道内部连通的次氯酸钠储存罐,次氯酸钠储存罐包括罐体,罐体顶部设置有顶盖、进料口和通气管,罐体底部设置有排料管,排料管出料端设置在水线管道上,靠近螺旋预冷机水槽一侧的水线管道中设置有辅助混合机构。本发明的有益效果为：本发明优化了次氯酸钠的添加方式,将直接向消毒池滴加高浓度次氯酸钠原液改为在水线管道中添加,借助湍流作用实现水管内预混稀释的方式可有效解决局部浓度过高的问题,有效杀灭病原微生物,同时避免消毒副产物的产生,维护了食品安全,提高了产品品质。(The invention provides a sodium hypochlorite disinfectant mixing device, and belongs to the field of auxiliary equipment of slaughter processing plants. The technical scheme is as follows: including setting up the waterline pipeline in the factory building, still include with the inside sodium hypochlorite holding vessel that communicates of waterline pipeline, the sodium hypochlorite holding vessel includes a jar body, and jar body top is provided with top cap, feed inlet and breather pipe, and jar body bottom is provided with row material pipe, arranges the material pipe discharge end and sets up on the waterline pipeline, is provided with supplementary mixing mechanism in being close to the waterline pipeline of spiral precooler basin one side. The invention has the beneficial effects that: according to the invention, the sodium hypochlorite adding mode is optimized, the manner that the high-concentration sodium hypochlorite stock solution is directly added into the disinfection tank in a dropwise manner is changed into the manner that the sodium hypochlorite stock solution is added into a pipeline of a waterline, and the manner that the sodium hypochlorite stock solution is premixed and diluted in the water pipe under the action of turbulence can effectively solve the problem of overhigh local concentration, effectively kill pathogenic microorganisms, avoid the generation of disinfection byproducts, maintain the food safety and improve the product quality.)

1. A sodium hypochlorite disinfectant mixing device is characterized by comprising a waterline pipeline arranged in a factory building and a sodium hypochlorite storage tank communicated with the interior of the waterline pipeline, wherein one end of the waterline pipeline is arranged on a high-pressure water source, and the other end of the waterline pipeline is arranged in a water tank of a spiral precooler;

the sodium hypochlorite storage tank comprises a tank body, a top cover is arranged at the top of the tank body, a feed inlet and a vent pipe are arranged on the top cover, a discharge pipe is arranged at the bottom of the tank body, the discharge end of the discharge pipe is arranged on the waterline pipeline and communicated with the interior of the waterline pipeline, and a flow control valve and a delivery pump are arranged on the discharge pipe;

an auxiliary mixing mechanism is arranged in the waterline pipeline on one side of the discharging pipe;

the discharge end of the discharge pipe is vertical to the waterline pipeline, and the end part of the discharge pipe is arranged at 1/2 of the inner diameter of the waterline pipeline;

the auxiliary mixing mechanism comprises a supporting rod arranged in the waterline pipeline, and stirring blades are arranged on the supporting rod through a rotating shaft.

2. The sodium hypochlorite disinfectant mixing device as set forth in claim 1, wherein a cooling coil is disposed around the tank, the water inlet and outlet of the cooling coil are both connected to the inside of the waterline pipeline, a water pump is disposed between the water inlet and the waterline pipeline of the cooling coil, and valves are disposed at both ends of the cooling coil.

3. The sodium hypochlorite disinfectant mixing device as set forth in claim 2, wherein a plurality of support legs are provided on the outer surface of the tank body, and a sealing cover is provided on the feed inlet.

Technical Field

The invention relates to auxiliary equipment of a slaughtering and processing plant, in particular to a sodium hypochlorite disinfectant mixing device.

Background

In recent years, with the increasing pace of people's consumption and the adjustment of dietary structure, poultry meat has a greater proportion in meat consumption due to the advantages of various processing modes, rapidness and good taste. The sterilization is an important link after poultry slaughtering, and has very key effects on ensuring biological safety and maintaining food quality.

Before the livestock and poultry products are packaged and sold, the processes of slaughtering, unhairing, eviscerating and the like easily cause large-area pollution to carcasses, in order to ensure the quality safety of the products, slaughtering and processing factories generally adopt a sodium hypochlorite solution soaking mode for disinfection, in order to ensure the continuity of the process under the traditional production conditions, sodium hypochlorite stock solution with the concentration of about 10 percent is directly dripped into a disinfection tank, referring to figure 5, the disinfection is realized after dissolution and dispersion, but the direct dropping of the stock solution can not quickly form disinfectant with uniform concentration, which causes the local concentration of sodium hypochlorite in the disinfection tank to rapidly rise and far exceed 50-100mg/L specified in national standard, however, research shows that the contact of sodium hypochlorite with higher concentration with organic components such as protein, fat and the like in poultry carcasses can generate disinfection byproducts such as trichloromethane, trichloroacetonitrile and the like, and the disinfection byproducts remain on the carcasses to cause potential risks in livestock and poultry meat processing and consumption.

Disclosure of Invention

The invention aims to provide a sodium hypochlorite disinfectant mixing device which optimizes the adding mode of sodium hypochlorite, changes the mode of directly dropwise adding high-concentration sodium hypochlorite stock solution into a disinfection tank into the mode of adding the high-concentration sodium hypochlorite stock solution into a waterline pipeline, realizes the mode of premixing and diluting in a water pipe by virtue of the turbulence effect, can effectively solve the problem of overhigh local concentration, effectively kills pathogenic microorganisms, avoids the generation of disinfection byproducts, maintains the food safety and improves the product quality.

The invention is realized by the following measures:

a sodium hypochlorite disinfectant mixing device is characterized by comprising a waterline pipeline arranged in a factory building and a sodium hypochlorite storage tank communicated with the interior of the waterline pipeline, wherein one end of the waterline pipeline is arranged on a high-pressure water source, and the other end of the waterline pipeline is arranged in a water tank of a spiral precooler;

the sodium hypochlorite storage tank comprises a tank body, a top cover is arranged at the top of the tank body, a feed inlet and a vent pipe are arranged on the top cover, a discharge pipe is arranged at the bottom of the tank body, the discharge end of the discharge pipe is arranged on the waterline pipeline and is communicated with the inside of the waterline pipeline, and a flow control valve and a conveying pump are arranged on the discharge pipe (the installation and the use of the flow control valve and the conveying pump belong to the prior art and are not described herein again);

arrange material pipe one side be provided with supplementary mixing mechanism in the waterline pipeline.

The invention has the following specific characteristics:

the discharge end of the discharge pipe is vertically arranged on the waterline pipeline, and the end part of the discharge pipe is arranged at 1/2 of the inner diameter of the waterline pipeline;

preferably, the end part of the discharge pipe is horizontally provided with an auxiliary discharge pipe along the water flow direction.

The auxiliary mixing mechanism comprises a supporting rod arranged in the waterline pipeline, and stirring blades are arranged on the supporting rod through a rotating shaft, preferably, the stirring blades are arranged on one side of the discharging pipe and at the position of the downstream flow of the waterline pipeline.

Referring to fig. 6, for avoiding leading to local concentration still too high because of the unable intensive mixing of laminar flow effect when sodium hypochlorite inputs the filling opening, will discharge tube end portion sets up 1/2 department of waterline pipe internal diameter makes things convenient for the interpolation and the mixture of sodium hypochlorite, further set up in the waterline pipe stirring vane, stirring vane rotates through the impact force of rivers in the waterline pipe, and then will be close to the rivers in the waterline pipe of row material pipe one side become the torrent by the laminar flow, further to adding sodium hypochlorite in the waterline pipe carries out abundant mixture.

Through establishing supplementary mixing mechanism, control driving motor drives the (mixing) shaft rotates, and the intensive mixing in the pipeline is realized to the torrent effect that forms through rivers and stirring vane, reaches the concentration homogeneous stability of antiseptic solution in the terminal precooling pond.

A cooling coil is arranged on the periphery of the tank body, preferably, the cooling coil is arranged on the outer wall of the tank body through a plurality of support rods, a water inlet end and a water outlet end of the cooling coil are both communicated with the interior of the waterline pipeline, a water pump is arranged between the water inlet end and the waterline pipeline of the cooling coil, and valves are arranged at two ends of the cooling coil;

the cooling coil is used for raising the temperature of the sodium hypochlorite in the tank body when the temperature in the factory building is too high. And sodium hypochlorite storehouse temperature should not exceed 30 ℃, when jar body high temperature, opens cooling coil both ends all be provided with the valve with the water pump utilizes the flowing water in the waterline pipeline cools down the jar body.

The external surface of the tank body is provided with a plurality of supporting legs, and the feed inlet is provided with a sealing cover.

When sodium hypochlorite is added:

the addition amount of the sodium hypochlorite is mainly regulated by the flow control valve, the specific addition amount is calculated according to the flow speed and the sectional area of a water pipeline for factory production and the sectional area of a sodium hypochlorite conveying pipeline, and the specific formula is as follows:

wherein, V_NaClOThe flow rate is controlled by a flow valve to add sodium hypochlorite stock solution;

ρ_NaClOthe concentration of sodium hypochlorite when the terminal is used for disinfecting poultry carcasses, namely the concentration of the sodium hypochlorite in a water tank of a spiral pre-cooler, is 50-100 mg/L;

V_{water (W)}Refers to the actual flow rate of the factory process water;

S_{water pipe}The sectional area of a production water conveying pipeline is defined;

S_{NaClO tube}Is the sectional area of the sodium hypochlorite conveying pipeline.

The invention has the beneficial effects that: according to the invention, the sodium hypochlorite adding mode is optimized, the manner that the high-concentration sodium hypochlorite stock solution is directly added into the disinfection tank in a dropwise manner is changed into the manner that the sodium hypochlorite stock solution is added into a pipeline of a waterline, and the manner that the sodium hypochlorite stock solution is premixed and diluted in the water pipe under the action of turbulence can effectively solve the problem of overhigh local concentration, effectively kill pathogenic microorganisms, avoid the generation of disinfection byproducts, maintain the food safety and improve the product quality.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an embodiment of the present invention.

Fig. 3 is a schematic structural view of the inside of a water pipeline in the embodiment of the invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Fig. 5 is a background art drawing.

FIG. 6 is a schematic diagram illustrating an embodiment of the present invention.

Wherein the reference numerals are: 1. a sodium chlorate storage tank; 101. a tank body; 102. a top cover; 103. a feed inlet; 104. a breather pipe; 105. a discharge pipe; 106. a flow control valve 2 and a waterline pipeline; 3. a helical precooler water tank; 4. a cooling coil; 401. a water inlet end; 402. a water outlet end; 5. a support bar; 6. a stirring blade.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to fig. 1-4, a sodium hypochlorite disinfectant mixing device comprises a waterline pipeline (2) arranged in a factory building and a sodium hypochlorite storage tank (1) communicated with the inside of the waterline pipeline (2), wherein one end of the waterline pipeline (2) is arranged on a high-pressure water source, and the other end of the waterline pipeline (2) is arranged in a spiral precooler water tank (3);

the sodium hypochlorite storage tank (1) comprises a tank body (101), a top cover (102) is arranged at the top of the tank body (101), a feed inlet (103) and a vent pipe (104) are arranged on the top cover (102), a discharge pipe (105) is arranged at the bottom of the tank body (101), the discharge end of the discharge pipe (105) is arranged on the waterline pipeline (2) and is communicated with the inside of the waterline pipeline (2), and a flow control valve (106) and a delivery pump (the flow control valve (106) and the delivery pump are arranged on the discharge pipe (105) and are installed and used in the prior art, so that the description is omitted;

an auxiliary mixing mechanism is arranged in the waterline pipeline (2) at one side of the discharge pipe (105).

The discharge end of the discharge pipe (105) is vertically arranged on the waterline pipeline (2), and the end part of the discharge pipe (105) is arranged at 1/2 of the inner diameter of the waterline pipeline (2).

The auxiliary mixing mechanism comprises a supporting rod (5) arranged in the waterline pipeline (2), stirring blades (6) are arranged on the supporting rod (5) through a rotating shaft, and preferably, the stirring blades (6) are arranged on one side of the discharging pipe (105) and at the water flow downstream position of the waterline pipeline (2).

Refer to fig. 6, for avoid leading to local concentration still too high because of the unable intensive mixing of laminar flow effect when sodium hypochlorite inputs the filling opening, will arrange material pipe (105) tip setting in 1/2 departments of waterline pipe way (2) internal diameter, make things convenient for the interpolation and the mixture of sodium hypochlorite, further set up stirring vane (6) in waterline pipe way (2), stirring vane (6) are rotatory through the impact force of rivers in waterline pipe way (2), and then will be close to the rivers in waterline pipe way (2) of arranging material pipe (105) one side and become the torrent by the laminar flow, further carry out abundant mixture to the sodium hypochlorite of interpolation in waterline pipe way (2).

Through establishing supplementary mixing mechanism, control driving motor drives the (mixing) shaft and rotates, and the turbulent effect through rivers and stirring vane (6) formation realizes the intensive mixing in the pipeline, reaches the concentration homogeneous stability of antiseptic solution in the terminal precooling pond.

The cooling coil (4) is arranged on the periphery of the tank body (101), preferably, the cooling coil (4) is arranged on the outer wall of the tank body (101) through a plurality of support rods (5), a water inlet end (401) and a water outlet end (402) of the cooling coil (4) are both communicated with the interior of the waterline pipeline (2), a water pump is arranged between the water inlet end (401) of the cooling coil (4) and the waterline pipeline (2), and valves are arranged at two ends of the cooling coil (4);

the cooling coil (4) is used for raising the temperature of the sodium hypochlorite in the tank body (101) when the temperature in the factory building is too high. And sodium hypochlorite storehouse temperature should not exceed 30 ℃, when jar body (101) high temperature, open cooling coil (4) both ends and all be provided with valve and water pump, utilize the flowing water in waterline pipeline (2) to cool down jar body (101).

The outer surface of the tank body (101) is provided with a plurality of supporting legs, and the feeding port (103) is provided with a sealing cover.

When sodium hypochlorite is added:

the addition amount of the sodium hypochlorite is mainly adjusted through a flow control valve (106), the specific addition amount is calculated according to the flow rate and the sectional area of a water pipeline for factory production and the sectional area of a sodium hypochlorite conveying pipeline, and the specific formula is as follows:

wherein, V_NaClOThe flow rate is controlled by a flow valve to add sodium hypochlorite stock solution;

ρ_NaClOthe concentration of sodium hypochlorite when the terminal is used for disinfecting poultry carcasses, namely the concentration of the sodium hypochlorite in the water tank (3) of the spiral pre-cooler, is 50-100 mg/L;

V_{water (W)}Refers to the actual flow rate of the factory process water;

S_{water pipe}The sectional area of a production water conveying pipeline is defined;

S_{NaClO tube}Is the sectional area of the sodium hypochlorite conveying pipeline.

The invention has the beneficial effects that: according to the invention, the sodium hypochlorite adding mode is optimized, the manner that the high-concentration sodium hypochlorite stock solution is directly added into the disinfection tank in a dropwise manner is changed into the manner that the sodium hypochlorite stock solution is added into the waterline pipeline (2), and the manner that the sodium hypochlorite stock solution is premixed and diluted in the water pipe under the action of turbulence can effectively solve the problem of overhigh local concentration, effectively kill pathogenic microorganisms, avoid the generation of disinfection byproducts, maintain the food safety and improve the product quality.

The technical features of the present invention which are not described in the above embodiments may be implemented by or using the prior art, and are not described herein again, of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and variations, modifications, additions or substitutions which may be made by those skilled in the art within the spirit and scope of the present invention should also fall within the protection scope of the present invention.