CN210897122U

CN210897122U - High-temperature-resistant cable type floating ball liquid level switch for nuclear power

Info

Publication number: CN210897122U
Application number: CN201922358848.2U
Authority: CN
Inventors: 沈必亮; 王晓春; 姚文亮; 何一军; 丁学良
Original assignee: Anhui Chunhui Instrument Cable Group Co Ltd
Current assignee: Anhui Chunhui Instrument Cable Group Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-06-30
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a nuclear power is with high temperature resistant cable formula floater liquid level switch in liquid level control equipment technical field, including cooler bin, storage water tank, stainless steel floater, connecting piece and liquid level switch, the right side wall welded fastening of cooler bin has first closing plate, open the through-hole in the first closing plate, the wire has been pegged graft in the through-hole, the right-hand member welded fastening of connecting piece is in the left side wall of cooler bin, the left end of connecting piece with the lateral wall welded fastening of stainless steel floater, the left side wall of storage water tank through the outlet pipe with the cooler bin intercommunication; this nuclear power is with setting of high temperature resistant cable formula floater liquid level switch, structural design is reasonable, installs the cooler bin in the outside of liquid level switch, forms cold and hot water circulating system through advancing, outlet pipe between cooler bin and the storage water tank, and the cooler bin plays the effect of cooling to liquid level switch to make its liquid level switch can be long-time use under high temperature.

Description

High-temperature-resistant cable type floating ball liquid level switch for nuclear power

Technical Field

The utility model relates to a liquid level control equipment technical field specifically is a nuclear power is with high temperature resistant cable formula floater liquid level switch.

Background

The liquid level controller is used for controlling the high and low liquid levels by a mechanical or electronic method. The common liquid level controller includes a floating ball liquid level controller, the liquid level is measured by the floating of the floating ball, the floating ball liquid level controller applies the magnetic coupling principle, the floating ball is internally provided with magnetic steel, the measuring pipe is internally provided with a reed pipe switch, when the floating ball reaches the position of the reed pipe, the reed pipe is attracted, the two ends of the reed pipe are led to a control chamber by a signal wire, and the liquid level is controlled according to the switch signal. The existing liquid level switch has a serious problem that the existing liquid level switch can only be used in a low-temperature environment or cannot be used at a high temperature for a long time when in use, so that the use of the liquid level switch is restricted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nuclear power is with high temperature resistant cable formula floater liquid level switch to the liquid level switch who proposes in solving above-mentioned background art can only use under the low temperature environment when using, perhaps can not be long-time use under high temperature, thereby has restricted the problem of liquid level switch's use.

In order to achieve the above object, the utility model provides a following technical scheme: a high temperature cable-resistant float ball liquid level switch for nuclear power comprises a cooling box, a water storage tank, a stainless steel float ball, a connecting piece and a liquid level switch, a first sealing plate is welded and fixed on the right side wall of the cooling box, a through hole is formed in the first sealing plate, a lead is inserted into the through hole, the right end of the connecting piece is welded and fixed on the left side wall of the cooling box, the left end of the connecting piece is welded and fixed with the outer side wall of the stainless steel floating ball, the left side wall of the water storage tank is communicated with the cooling tank through a water outlet pipe, the bottom of the water storage tank is communicated with the cooling tank through a water inlet pipe, the left side wall of the inner cavity of the water storage tank is provided with a water suction pump through a bolt, the water outlet pipe is inserted in the bottom of the water suction pump, the liquid level switch is embedded in the inner cavity of the cooling box, and the lead penetrates through the through hole in the first sealing plate and is connected with the liquid level switch.

Preferably, the connecting piece comprises a connecting seat, a connecting rod and a bolt, and the connecting rod is connected with the connecting seat through the bolt.

Preferably, the lateral wall of storage water tank is opened there is the concave groove, inlay in the concave groove and have the refrigeration piece, the refrigeration piece passes through the bolt fastening the lateral wall of storage water tank.

Preferably, a second sealing plate is installed at the top of the water storage tank through a bolt, and the water storage tank form a sealed chamber.

Preferably, a sealed water storage cavity is formed in the cooling box, and the water storage cavity is of a U-shaped structure.

Compared with the prior art, the beneficial effects of the utility model are that: this nuclear power is with setting of high temperature resistant cable formula floater liquid level switch, structural design is reasonable, installs the cooler bin in the outside of liquid level switch, forms cold and hot water circulating system through advancing, outlet pipe between cooler bin and the storage water tank, and the cooler bin plays the effect of cooling to liquid level switch to make its liquid level switch can be long-time use under high temperature.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the water storage tank of the present invention;

fig. 3 is a schematic structural view of the cooling box of the present invention.

In the figure: the refrigerator comprises a cooling box 100, a first sealing plate 110, a water storage tank 200, a water outlet pipe 210, a water inlet pipe 220, a second sealing plate 230, a water suction pump 240, a refrigerating sheet 250, a stainless steel floating ball 300, a connecting piece 400, a connecting seat 410, a connecting rod 420, a bolt 430, a liquid level switch 500 and a conducting wire 510.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a nuclear power is with high temperature resistant cable formula floater liquid level switch for cool down liquid level switch, make it can use under high temperature, please refer to fig. 1 and 3, including cooler bin 100, storage water tank 200, stainless steel floater 300, connecting piece 400 and liquid level switch 500.

Referring to fig. 1 again, a first sealing plate 110 is welded and fixed on the right side wall of the cooling box 100, the first sealing plate 110 seals the inner cavity of the cooling box 100, a through hole is formed inside the first sealing plate 110, the cooling box 100 is used for cooling the liquid level switch 500, and the cooling box 100 and the first sealing plate 110 are made of stainless steel.

Referring to fig. 1 and 2, a water storage tank 200 is communicated with a cooling tank 100 through a water outlet pipe 210 and a water inlet pipe 220, two ends of the water outlet pipe 210 are respectively inserted into a left side wall of the water storage tank 200 and a top of the cooling tank 100, two ends of the water inlet pipe 220 are respectively inserted into a bottom of the water storage tank 200 and a bottom of the cooling tank 100, a left side wall of an inner cavity of the water storage tank 200 is provided with four first threaded grooves, a left side wall of a water suction pump 240 is provided with four second threaded grooves corresponding to the first threaded grooves, the water suction pump 240 is fixed to the left side wall of the inner cavity of the water storage tank 200 through the four first threaded grooves, the four second threaded grooves and bolts, the top of the water outlet pipe 210 is inserted into the bottom of the water suction pump 240, the water storage tank 200 is used for storing liquid water, the water suction pump 240, the water outlet pipe 210 and the water inlet, the material used for the water outlet pipe 210 and the water inlet pipe 220 is rubber.

Referring to fig. 1 again, the stainless steel float ball 300 is installed at the left portion of the cooling box 100, the right side of the stainless steel float ball 300 is welded and fixed to the left side wall of the connecting member 400, the stainless steel float ball 300 is used for providing buoyancy to the cooling box 100, so that the cooling box 100 floats on the liquid surface, and the stainless steel float ball 300 is made of stainless steel.

Referring to fig. 1 again, the connecting member 400 is installed on the left side wall of the cooling box 100, the right side wall of the connecting member 400 is welded and fixed on the left side wall of the cooling box 100, the connecting member 400 is used for connecting the cooling box 100 with the stainless steel float ball 300, and the connecting member 400 is made of stainless steel.

Referring to fig. 3, the liquid level switch 500 is installed in the inner cavity of the cooling box 100, the size of the inner cavity of the cooling box 100 is the same as the external size of the liquid level switch 500, the liquid level switch 500 is embedded in the inner cavity of the cooling box 100, and the lead 510 passes through the through hole inside the first sealing plate 110 to be connected with the electronic components inside the liquid level switch 500.

Referring to fig. 1 again, in order to conveniently connect the cooling box 100 to the stainless steel float ball 300, the connecting member 400 has a connecting seat 410, a connecting rod 420 and a bolt 430, two through holes are formed in the connecting seat 410, a through hole is correspondingly formed at the right end of the connecting rod 420, the bolt 430 penetrates through the connecting seat 410 and the connecting rod 420, so that the connecting seat 410 and the connecting rod 420 are connected into a whole, the connecting seat 410, the connecting rod 420 and the bolt 430 are used for connecting the stainless steel float ball 300 to the cooling box 100, and the connecting seat 410, the connecting rod 420 and the bolt 430 are made of stainless steel.

Referring to fig. 2 again, in order to accelerate cooling of the liquid water, the refrigeration sheet 250 is installed on the outer side wall of the water storage tank 200, a concave groove is formed on the outer side wall of the water storage tank 200, the refrigeration sheet 250 is embedded in the concave groove, four third threaded grooves are formed on the outer side wall of the water storage tank 200, four fourth threaded grooves corresponding to the third threaded grooves are formed in the refrigeration sheet 250, the refrigeration sheet 250 is fixed on the outer wall of the water storage tank 200 through the four third threaded grooves, the four fourth threaded grooves and bolts, and the refrigeration sheet 250 is used for cooling the liquid water in the water storage tank 200.

Referring to fig. 2, in order to conveniently mount the water pump 240 in the inner cavity of the water storage tank 200, the second sealing plate 230 is fixed to the top of the water storage tank 200 by bolts, four fifth screw grooves are formed in the top of the water storage tank 200, four sixth screw grooves corresponding to the fifth screw grooves are formed in the second sealing plate 230, the second sealing plate 230 is fixed to the top of the water storage tank 200 by the four fifth screw grooves, the four sixth screw grooves and the bolts, the second sealing plate 230 is used for sealing the inner cavity of the water storage tank 200, and the second sealing plate 230 is made of stainless steel.

Referring to fig. 3, in order to facilitate the flow of the liquid water, a U-shaped water storage cavity is formed inside the cooling box 100, and the liquid water in the water storage cavity is used for absorbing the heat transferred to the liquid level switch 500.

The first thread groove, the second thread groove, the third thread groove, the fourth thread groove, the fifth thread groove and the sixth thread groove are not limited to the specific number described in the embodiment, and those skilled in the art can increase or decrease the number of the liquid level switches as required on the premise that the liquid level switches can complete the functions of the liquid level switches at high temperature.

The working principle is as follows: the cooling box 100 and the stainless steel floating ball 300 are placed in liquid, the cooling box 100 floats on the surface of the liquid under the action of the stainless steel floating ball 300 through a connecting piece 400, a liquid level switch 500 in the inner cavity of the cooling box 100 is used for monitoring the change of the liquid level, the type of the liquid level switch 500 is TK-UQK-KEY, after a water suction pump 240 is powered on, cold water in the inner cavity of a water storage tank 200 is injected into a water storage cavity in the inner cavity of the cooling box 100 through a water outlet pipe 210, hot water in the water storage cavity flows back into the water storage tank 200 through a water inlet pipe 220, and a refrigerating sheet 250 cools the liquid water, so that the liquid level switch 500 can normally work at high temperature.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a nuclear power is with high temperature resistant cable formula floater liquid level switch which characterized in that: including cooler bin (100), storage water tank (200), stainless steel floater (300), connecting piece (400) and liquid level switch (500), the right side wall welded fastening of cooler bin (100) has first closing plate (110), first closing plate (110) is inside to be opened there is the through-hole, plug-in wire (510) in the through-hole, the right-hand member welded fastening of connecting piece (400) in the left side wall of cooler bin (100), the left end of connecting piece (400) with the lateral wall welded fastening of stainless steel floater (300), the left side wall of storage water tank (200) pass through outlet pipe (210) with cooler bin (100) intercommunication, the bottom of storage water tank (200) pass through inlet tube (220) with cooler bin (100) intercommunication, storage water tank (200) inner chamber left side wall installs suction pump (240) through the bolt, outlet pipe (210) peg graft in the bottom of suction pump (240), the liquid level switch (500) is embedded in an inner cavity of the cooling box (100), and the lead (510) penetrates through a through hole in the first sealing plate (110) to be connected with the liquid level switch (500).

2. The high-temperature-resistant cable type floating ball liquid level switch for nuclear power of claim 1, characterized in that: the connecting member (400) includes a connecting seat (410), a connecting rod (420) and a bolt (430), and the connecting rod (420) is connected with the connecting seat (410) through the bolt (430).

3. The high-temperature-resistant cable type floating ball liquid level switch for nuclear power of claim 1, characterized in that: the lateral wall of storage water tank (200) is opened there is the concave groove, it has refrigeration piece (250) to inlay in the concave groove, refrigeration piece (250) pass through the bolt fastening in the lateral wall of storage water tank (200).

4. The high-temperature-resistant cable type floating ball liquid level switch for nuclear power of claim 1, characterized in that: the top of the water storage tank (200) is provided with a second sealing plate (230) through a bolt, and the water storage tank (200) form a sealed chamber.

5. The high-temperature-resistant cable type floating ball liquid level switch for nuclear power of claim 1, characterized in that: the inside of cooler bin (100) is opened there is sealed water storage chamber, water storage chamber structure is U type structure.