阅读说明：本技术 一种装卸料机重水传输控制设备 (Heavy water transmission control equipment of loading and unloading machine ) 是由 田海明 赵尉成 王武士 候遂京 常满意 张学峰 于 2019-11-19 设计创作，主要内容包括：本发明公开了一种装卸料机重水传输控制设备,包括重水桶、疏水基座、疏水器、进水管、出水管、取样管、排水管、疏排站、电子液位计和控制器,重水桶的顶部设有疏水基座,疏水基座内设有疏水器,疏水器的一侧设有进水管,疏水器的另一侧设有出水管,疏水器的底部连接有取样管,疏水器的前侧中部连接有排水管,进水管和出水管均连接有装卸料机,取样管伸入重水桶内,排气管连接有疏排站,疏水基座的内部穿设有电子液位计,电子液位计的底部伸入重水桶,电子液位计连接有控制器,本发明能够方便快捷的测出重水桶的液位,防止溢出,避免重水浪费,造成巨大损失,防止对人体产生伤害,可以过滤杂物,方便了后期对管道的清理和维护。(The invention discloses a heavy water transmission control device of a loading and unloading machine, which comprises a heavy water bucket, a drainage base, a steam trap, a water inlet pipe, a water outlet pipe, a sampling pipe, a water outlet pipe, a drainage pipe, an evacuation station, an electronic liquid level meter and a controller, wherein the top of the heavy water bucket is provided with the drainage base, the steam trap is arranged in the drainage base, one side of the steam trap is provided with the water inlet pipe, the other side of the steam trap is provided with the water outlet pipe, the bottom of the steam trap is connected with the sampling pipe, the middle part of the front side of the steam trap is connected with the drainage pipe, the water inlet pipe and the water outlet pipe are both connected with the loading and unloading machine, the sampling pipe extends into the heavy water bucket, the exhaust pipe is connected with the evacuation station, the electronic liquid level meter is arranged in the drainage base in a penetrating way, the bottom of the electronic, prevent to produce the injury to the human body, can filter debris, made things convenient for the clearance and the maintenance of later stage to the pipeline.)

1. The utility model provides a handling machine heavy water transmission control equipment which characterized in that: comprises a heavy water bucket (1), a loading and unloading machine (2), a steam trap (3), a water inlet pipe (4), a water outlet pipe (5), a sampling pipe (6), a water outlet pipe (7), a drainage station (8), an electronic liquid level meter (9) and a controller (10), wherein the loading and unloading machine (2) is arranged at the top of the heavy water bucket (1), the steam trap (3) is arranged in the loading and unloading machine (2), the water inlet pipe (4) is arranged at one side of the steam trap (3), the water outlet pipe (5) is arranged at the other side of the steam trap (3), the sampling pipe (6) is connected at the bottom of the steam trap (3), the water outlet pipe (7) is connected at the middle part of the front side of the steam trap (3), the loading and unloading machines are respectively connected with the water inlet pipe (4) and the water outlet pipe (5), the sampling pipe (6) extends into the heavy water bucket (1), the air outlet pipe (7) is, the inside of loading and unloading machine (2) wear to be equipped with electron level gauge (9), the bottom of electron level gauge (9) stretch into heavy water bucket (1), electron level gauge (9) be connected with controller (10).

2. The heavy water transfer control device of a loading and unloading machine according to claim 1, wherein: the electronic liquid level meter (9) is in signal communication with the water outlet pipe (5), the sampling pipe (6) and the water discharge pipe (7).

3. The heavy water transfer control device of a loading and unloading machine according to claim 1, wherein: the bottom of electron level gauge (9) be equipped with level sensor (90), the mouth of pipe department of outlet pipe (5) be equipped with sample valve (50), sampling tube (6) on be equipped with full liquid level sample valve (60), level sensor (90) pass through controller (10) control sample valve (50) and the opening and shutting of full liquid level sample valve (60).

4. The heavy water transfer control device of a loading and unloading machine according to claim 1, wherein: the top of the evacuation station (8) is provided with a foreign matter prevention plate (80).

5. The heavy water transfer control device of a loading and unloading machine according to claim 1, wherein: the pipe orifice of the water inlet pipe (4) is provided with a filter screen (40).

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of drainage devices, in particular to the technical field of a drainage device for preventing heavy water leakage and tritium diffusion for replacement and maintenance of a heavy water reactor nuclear power loading and unloading machine.

[ background of the invention ]

Heavy water is mainly used as a moderator and a coolant in a nuclear reactor, the speed of neutrons can be reduced, the heavy water meets the requirement of a fission process, but is harmful to human, so that the heavy water cannot leak, accidents are easily caused by the leakage, the heavy water is extremely harmful to human bodies, the price of the heavy water is high, 1g of the heavy water is equal to 1g of gold approximately, the heavy water used by a heavy water nuclear power plant contains tritium, the tritium has radioactivity and is very easy to dissolve in water, the risk of internal irradiation is caused to the human bodies, the heavy water replacement operation needs to be carried out on spare parts loading and unloading machines of the heavy water nuclear power plant after the replacement, a drop of water cannot leak in the hydrophobic process, and the internal irradiation of personnel and the loss of the heavy water are prevented.

The existing drainage device cannot control the liquid level due to no control system in the water pumping process, is easy to overflow, is easy to cause accidents due to leakage, generates very large damage to a human body, is expensive in heavy water price, is easy to generate waste, and is inconvenient to clean and maintain.

[ summary of the invention ]

The invention aims to solve the problems in the prior art, and provides a leakproof drainage device for water replacement after replacement of a heavy water reactor nuclear power loading and unloading machine, which can conveniently and quickly measure the liquid level of a heavy water bucket, control the opening and closing of a sampling valve and a full liquid level sampling valve to control the liquid level, prevent overflow, avoid heavy water loss and waste, cause great loss, prevent harm to a human body, filter sundries in water flow and facilitate later-stage cleaning and maintenance of pipelines. Anti-leakage drainage device for water replacement after replacement of heavy water reactor nuclear power unloading machine

In order to achieve the purpose, the invention provides heavy water transmission control equipment of a loading and unloading machine, which comprises a heavy water bucket, the loading and unloading machine, a steam trap, a water inlet pipe, a water outlet pipe, a sampling pipe, a water drain pipe, a dredging station, an electronic liquid level meter and a controller, the top of the heavy water bucket is provided with a loading and unloading machine, a steam trap is arranged in the loading and unloading machine, one side of the steam trap is provided with a water inlet pipe, the other side of the steam trap is provided with a water outlet pipe, the bottom of the steam trap is connected with a sampling pipe, the middle part of the front side of the steam trap is connected with a drain pipe, the water inlet pipe and the water outlet pipe are both connected with a loading and unloading machine, the sampling tube extends into the heavy water bucket, the exhaust pipe is connected with a dredging station, an electronic liquid level meter is arranged in the loading and unloading machine in a penetrating way, the bottom of the electronic liquid level meter extends into the heavy water bucket, and the electronic liquid level meter is connected with a controller.

Preferably, the electronic liquid level meter is in signal communication with the water outlet pipe, the sampling pipe and the water outlet pipe.

Preferably, the bottom of the electronic liquid level meter is provided with a liquid level sensor, the pipe orifice of the water outlet pipe is provided with a sampling valve, the sampling pipe is provided with a full liquid level sampling valve, and the liquid level sensor controls the opening and closing of the sampling valve and the full liquid level sampling valve through the controller.

Preferably, the top of the evacuation station is provided with a foreign matter prevention plate.

Preferably, a filter screen is arranged at the pipe orifice of the water inlet pipe.

The invention has the beneficial effects that: the liquid level sensor on the electronic liquid level meter can conveniently and quickly measure the liquid level of the heavy water bucket, and the controller controls the opening and closing of the sampling valve and the full liquid level sampling valve, so that the liquid level is controlled, the overflow is prevented, the heavy water is prevented from being lost and wasted, the huge loss is caused, the injury to a human body is prevented, impurities in water flow can be filtered through the filter screen, and the later-stage cleaning and maintenance of a pipeline are facilitated.

The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a front view of a heavy water conveyance control apparatus of a loading and unloading machine of the present invention;

fig. 2 is a schematic diagram of the internal structure of the steam trap of the heavy water transport control device of the loading and unloading machine.

In the figure: 1-heavy water bucket, 2-loading and unloading machine, 3-steam trap, 4-water inlet pipe, 40-filter screen, 5-water outlet pipe, 50-sampling valve, 6-sampling pipe, 60-full liquid level sampling valve, 7-water outlet pipe, 8-evacuation station, 80-foreign matter prevention plate, 9-electronic liquid level meter and 10-controller.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1 and 2, the heavy water transmission control device of the material loading and unloading machine of the present invention comprises a heavy water bucket 1, a material loading and unloading machine 2, a steam trap 3, a water inlet pipe 4, a water outlet pipe 5, sampling tube 6, drain pipe 7, dredge station 8, electron level gauge 9 and controller 10, the top of heavy water bucket 1 is equipped with handling material machine 2, be equipped with steam trap 3 in the handling material machine 2, one side of steam trap 3 is equipped with inlet tube 4, the opposite side of steam trap 3 is equipped with outlet pipe 5, the bottom of steam trap 3 is connected with sampling tube 6, the front side middle part of steam trap 3 is connected with drain pipe 7, inlet tube 4 and outlet pipe 5 all are connected with handling material machine, sampling tube 6 stretches into in the heavy water bucket 1, exhaust pipe 7 is connected with dredges station 8, electronic level gauge 9 is worn to be equipped with in the inside of handling material machine 2, the bottom of electron level gauge 9 stretches into heavy water bucket 1, electron level gauge 9 is connected with controller 10.

Wherein, the electronic liquid level meter 9 is in signal communication with the water outlet pipe 5, the sampling pipe 6 and the water discharge pipe 7.

Wherein, the bottom of electron level gauge 9 is equipped with level sensor 90, and the mouth of pipe department of outlet pipe 5 is equipped with sample valve 50, is equipped with full liquid level sample valve 60 on the sampling tube 6, and level sensor 90 passes through the opening and closing of controller 10 control sample valve 50 and full liquid level sample valve 60.

Wherein, the top of the evacuation station 8 is provided with a foreign matter prevention plate 80.

Wherein, a filter screen 40 is arranged at the nozzle of the water inlet pipe 4.

The working process of the invention is as follows: in the process of pumping heavy water out, water enters from the water inlet pipe 4, the water is filtered through the filter screen 40, impurities are blocked, then the water enters the steam trap 3, the sampling valve 50 is closed, the full liquid level sampling valve 60 is opened, the heavy water enters the heavy water bucket 1 through the sampling pipe 6, the liquid level is sensed by the liquid level sensor 90, when the liquid level rises to the upper limit, the full liquid level sampling valve 60 is closed by the controller 10, the heavy water enters the dredging station 8 through the foreign matter preventing plate 80 from the water discharge pipe 7, the heavy water is collected, after the collection is finished, the sampling valve 50 is opened, and the water flows to the loading and unloading machine from the water discharge pipe.

In the working process of the heavy water transmission control equipment for the loading and unloading machine, the liquid level of the heavy water bucket 1 can be conveniently and quickly measured through the liquid level sensor 90 on the electronic liquid level meter 9, and the opening and closing of the sampling valve 50 and the full liquid level sampling valve 60 are controlled through the controller 10, so that the liquid level is controlled, the overflow is prevented, the heavy water loss and waste are avoided, the huge loss is caused, the damage to a human body is prevented, impurities in water flow can be filtered through the filter screen 40, and the later-period cleaning and maintenance of a pipeline are facilitated.

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 invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.