CN115060110A - Closed cooling tower coolant liquid level detection device - Google Patents
Closed cooling tower coolant liquid level detection device Download PDFInfo
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- CN115060110A CN115060110A CN202210991115.6A CN202210991115A CN115060110A CN 115060110 A CN115060110 A CN 115060110A CN 202210991115 A CN202210991115 A CN 202210991115A CN 115060110 A CN115060110 A CN 115060110A
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- cooling tower
- tower main
- main body
- level detection
- detection device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/003—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus specially adapted for cooling towers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Abstract
The invention relates to the technical field of liquid level detection, in particular to a closed cooling tower cooling liquid level detection device which comprises a cooling tower main body, wherein an installation module and a supplement module are arranged on the cooling tower main body, a detection module is arranged in the cooling tower main body, and the installation module comprises a rubber pad attached to the inner wall of the cooling tower main body. According to the invention, the mounting plate is attached to the rubber pad, the electric push rod is started, the movable end of the electric push rod pushes the U-shaped insertion rod, then the U-shaped insertion rod extrudes the rubber pad, the U-shaped insertion rod wraps the U-shaped insertion rod no matter how much the U-shaped insertion rod extends out of the cooling tower main body, then the motor is started, the motor output shaft drives the cam to rotate, the cam pushes the extrusion plate, and the mounting plate is firmly fixed until the extrusion plate is clamped with the annular opening, so that the firmness is strong and the later maintenance is not needed.
Description
Technical Field
The invention relates to the technical field of liquid level detection, in particular to a closed cooling tower cooling liquid level detection device.
Background
In a closed cooling tower (also called an evaporative air cooler, a closed cooling tower or a closed cooling tower), a tubular heat exchanger is arranged in the tower, and the cooling effect is ensured by the heat exchange of circulating air, spray water outside the pipe and circulating water inside the pipe. Because the circulating water is in-pipe closed circulation, the water quality can be ensured not to be polluted, the efficient operation of the main equipment is well protected, and the service life is prolonged. When the outside air temperature is low, the spray water system can be stopped, and the water-saving effect is achieved. With the implementation of national energy-saving and emission-reducing policies and the increasing shortage of water resources, closed cooling towers are widely applied to the industries such as ferrous metallurgy, power electronics, machining, air conditioning systems and the like in recent years.
Common liquid level detection device when installing, is connected according to the mode of screw thread mostly, and this connected mode, though simple easy operation, nevertheless after long-time use, it is not hard up to appear very easily, and the mounted position is inside closed cooling tower in addition, leads to the later maintenance not easy, consequently needs a good and can permanent connected mode who maintains of fastness.
Disclosure of Invention
The present invention has been made to solve one of the technical problems occurring in the prior art or the related art.
Therefore, the technical scheme adopted by the invention is as follows:
a closed cooling tower cooling liquid level detection device comprises a cooling tower main body, wherein an installation module and a supplement module are arranged on the cooling tower main body, a detection module is arranged in the cooling tower main body, the installation module comprises a rubber pad attached to the inner wall of the cooling tower main body, a U-shaped pressing plate sleeved at the top end of the rubber pad and connected with the inner wall of the cooling tower main body, an installation plate arranged at the bottom of the U-shaped pressing plate and attached to the rubber pad, two bearing plates connected with the installation plate, an electric push rod connected with the bearing plates, a U-shaped insertion rod which penetrates through one side wall of the cooling tower main body in a sliding manner and is connected with the movable end of the electric push rod, two guide rods arranged outside the cooling tower main body, two extrusion plates connected between the two extrusion plates in a sliding manner, a cam positioned between the two extrusion plates and a motor connected with the cam, the detection module comprises a sound expansion chamber connected with the mounting plate, a string arranged at the bottom of the sound expansion chamber, two annular foam plates connected between the sound expansion chamber and the string, a floating ball penetrating through the string, a balance block connected with the top of the annular foam plates, an infrared laser lamp connected with the top of the annular foam plates, a temperature sensing test paper embedded in the outer side of the cooling tower main body, a tact switch connected with the bottom of the sound expansion chamber and an alarm electrically connected with the tact switch.
Through adopting above-mentioned technical scheme, with mounting panel and rubber pad laminating, then start electric putter, electric putter expansion end promotes the U-shaped inserted bar, then the U-shaped inserted bar extrudees the rubber pad, here, no matter how much the U-shaped inserted bar extends the cooling tower main part, the rubber pad all can wrap up the U-shaped inserted bar, then starter motor, motor output shaft drives the cam and rotates, the cam promotes the stripper plate, until after the stripper plate accomplishes with annular open-ended joint, the mounting panel is firmly fixed, the fastness is strong, it is sealed effectual.
The present invention in a preferred example may be further configured to: the supplementary module comprises a box body arranged on the outer side of the cooling tower main body, a transmission pipe connected between the cooling tower main body and the box body, and an electromagnetic valve arranged on the transmission pipe, wherein the box body is communicated with the interior of the cooling tower main body through the transmission pipe, and the electromagnetic valve is electrically connected with the alarm.
Through adopting above-mentioned technical scheme, through supplementing the module, can easily realize supplementing the purpose of coolant liquid, improve the use comfort of this device.
The present invention in a preferred example may be further configured to: the cooling tower is characterized in that a U-shaped stabilizing plate is installed on the outer side of the cooling tower main body, and the motor is installed on the inner side of the U-shaped stabilizing plate.
Through adopting above-mentioned technical scheme, through the stable board of U-shaped, can consolidate the motor, reduce the probability of motor and cooling tower main part separation.
The present invention in a preferred example may be further configured to: the two U-shaped inserted bars are respectively positioned at the inner sides of the two bearing plates, and the U-shaped inserted bars are symmetrical about the vertical central plane of the mounting plate.
Through adopting above-mentioned technical scheme, the U-shaped inserted bar that the symmetry set up can be firmly erect the mounting panel and fix, improves the structural stability of this device.
The present invention in a preferred example may be further configured to: the U-shaped inserted bar outer end passes the mounting panel and extends to inside the rubber pad, the laminating of U-shaped inserted bar outer wall and rubber pad inner wall.
Through adopting above-mentioned technical scheme, the U-shaped inserted bar by the rubber pad parcel is passing the cooling tower main part after, and the U-shaped inserted bar can effectively prevent revealing of coolant liquid with the interference fit of the department of running through of cooling tower main part.
The present invention in a preferred example may be further configured to: the cam is positioned between the two guide rods, and the outer wall of the cam is attached to the inner sides of the two extrusion plates.
Through adopting above-mentioned technical scheme, the guide arm that the symmetry set up for it is more steady when the stripper plate goes up and down.
The invention in a preferred example may be further configured to: the outer side and the inner side of the cooling tower main body are both provided with notches, and the temperature sensing test paper is installed inside the notches positioned on the outer side of the cooling tower main body.
By adopting the technical scheme, the notch is formed, so that the wall of the main body part of the cooling tower can be thinned, the temperature of the position is easy to rise, and the temperature can be known by the temperature sensing test paper.
The present invention in a preferred example may be further configured to: the balance weight is equal to the infrared laser lamp in quality, and the infrared laser lamp is transversely coaxial with the temperature sensing test paper.
Through adopting above-mentioned technical scheme, adopting this overall arrangement design, infrared ray laser lamp shines the position and is the temperature sensing test paper back, and the temperature sensing test paper can accurate survey cooling tower main part outer wall temperature.
By adopting the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the mounting plate is attached to the rubber pad, the electric push rod is started, the movable end of the electric push rod pushes the U-shaped insertion rod, then the U-shaped insertion rod extrudes the rubber pad, no matter how much the U-shaped insertion rod extends out of the cooling tower main body, the rubber pad wraps the U-shaped insertion rod, then the motor is started, the motor output shaft drives the cam to rotate, the cam pushes the extrusion plate, and the mounting plate is firmly fixed until the extrusion plate is clamped with the annular opening, so that the firmness is strong, and later maintenance is not needed.
2. According to the invention, after the cooling tower is used for a period of time, the cooling liquid in the cooling tower main body is greatly reduced compared with the prior art, then, in the period, the floating ball is matched with the annular foam plate to float on the top of the liquid level of the cooling liquid in real time, then, the output end of the infrared laser lamp irradiates the tower wall, the temperature of the tower wall is heated to enable the temperature sensing test paper to change the color, then, a worker observes the color change part of the temperature sensing test paper to obtain the height of the cooling liquid in the cooling tower main body, the test mode of a dead plate is changed, and the worker can know the liquid level of the cooling liquid from the outer side of the cooling tower by referring to the temperature sensing test paper.
3. According to the invention, the electromagnetic valve is opened, then the cooling liquid in the box body supplements the interior of the cooling tower main body through the transmission pipe, then the annular foam plate and the floating ball are matched and rise upwards, then when the floating ball touches the light touch switch, the electromagnetic valve is closed, and the cooling liquid is stopped being filled into the cooling tower main body, so that the use effect is good, and the use comfort level is high.
Drawings
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the cooling tower body of the present invention;
FIG. 3 is a schematic view of the assembled mounting module according to the present invention;
FIG. 4 is a schematic view of the overall structure of the installation module of the present invention after detachment;
FIG. 5 is a top view of a detection module of the present invention;
FIG. 6 is a bottom view of the detection module of the present invention;
FIG. 7 is an enlarged view of the portion A of FIG. 6 according to the present invention;
FIG. 8 is a schematic diagram of a supplementary module according to the present invention.
Reference numerals are as follows:
100. a cooling tower main body;
200. installing a module; 210. a rubber pad; 220. a U-shaped pressing plate; 230. mounting a plate; 240. a bearing plate; 250. an electric push rod; 260. a U-shaped insertion rod; 270. a guide bar; 280. a pressing plate; 290. a cam; 291. a motor;
300. a detection module; 310. a sound amplification chamber; 320. a string; 330. an annular foam sheet; 340. a floating ball; 350. a counterbalance; 360. an infrared laser lamp; 370. temperature sensing test paper; 380. a tact switch; 390. an alarm;
400. a supplementary module; 410. a box body; 420. a conveying pipe; 430. an electromagnetic valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.
The following describes a closed cooling tower coolant level detection device provided by some embodiments of the present invention with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 to 8, the closed cooling tower coolant level detection device provided by the present invention includes a cooling tower main body 100, wherein an installation module 200 and a supplement module 400 are disposed on the cooling tower main body 100, a detection module 300 is disposed inside the cooling tower main body 100, the installation module 200 includes a rubber pad 210 attached to an inner wall of the cooling tower main body 100, a U-shaped pressing plate 220 sleeved on a top end of the rubber pad 210 and connected to an inner wall of the cooling tower main body 100, an installation plate 230 disposed at a bottom of the U-shaped pressing plate 220 and attached to the rubber pad 210, two bearing plates 240 connected to the installation plate 230, an electric push rod 250 connected to the bearing plates 240, a U-shaped insertion rod 260 slidably penetrating through a side wall of the cooling tower main body 100 and connected to a movable end of the electric push rod 250, two guide rods 270 mounted outside the cooling tower main body 100, and a guide rod, The two extrusion plates 280 are slidably connected between the two guide rods 270, the cam 290 is positioned between the two extrusion plates 280, and the motor 291 is connected with the cam 290, and the U-shaped insertion rod 260 is provided with an annular opening;
the detection module 300 comprises a sound amplification chamber 310 connected with the mounting plate 230, a string 320 arranged at the bottom of the sound amplification chamber 310, two annular foam plates 330 connected between the sound amplification chamber 310 and the string 320, a floating ball 340 penetrating through the string 320, a balance block 350 connected with the top of the annular foam plate 330, an infrared laser lamp 360 connected with the top of the annular foam plate 330, a temperature sensing test paper 370 embedded at the outer side of the cooling tower main body 100, a tact switch 380 connected with the bottom of the sound amplification chamber 310, and an alarm 390 electrically connected with the tact switch 380.
Furthermore, two U-shaped inserted bars 260 are located two and are accepted the inboard of board 240 respectively, U-shaped inserted bar 260 is symmetrical about the perpendicular central plane of mounting panel 230, and the U-shaped inserted bar 260 of symmetry setting can be firmly erect mounting panel 230 and fixed, improves the structural stability of this device.
Further, the outer end of the U-shaped insertion rod 260 penetrates through the mounting plate 230 and extends into the rubber pad 210, the outer wall of the U-shaped insertion rod 260 is attached to the inner wall of the rubber pad 210, and after the U-shaped insertion rod 260 wrapped by the rubber pad 210 penetrates through the cooling tower main body 100, the penetration part of the U-shaped insertion rod 260 and the cooling tower main body 100 is in interference fit, so that leakage of cooling liquid can be effectively prevented.
Further, the cam 290 is located between the two guide rods 270, the outer wall of the cam 290 is attached to the inner sides of the two extrusion plates 280, and the guide rods 270 are symmetrically arranged, so that the extrusion plates 280 are more stable when lifting.
Further, the outer side and the inner side of the cooling tower main body 100 are both opened and closed with notches, the temperature sensing test paper 370 is installed inside the notch on the outer side of the cooling tower main body 100, the notch is formed, the wall of the cooling tower main body 100 can be thinned, the temperature of the position is easy to rise, and temperature can be known by the temperature sensing test paper.
Further, the balance weight 350 and the infrared laser lamp 360 are equal in mass, the infrared laser lamp 360 and the temperature sensing test paper 370 are transversely coaxial, the layout design is adopted, the irradiation position of the infrared laser lamp 360 is the back of the temperature sensing test paper 370, and the temperature sensing test paper 370 can accurately detect the temperature of the outer wall of the cooling tower main body 100.
Example two:
with reference to fig. 1 and 8, on the basis of the first embodiment, the supplement module 400 includes a box 410 installed outside the cooling tower main body 100, a transmission pipe 420 connected between the cooling tower main body 100 and the box 410, and an electromagnetic valve 430 installed on the transmission pipe 420, the box 410 is communicated with the inside of the cooling tower main body 100 through the transmission pipe 420, the electromagnetic valve 430 is electrically connected with the alarm 390, and the supplement module 400 can easily achieve the purpose of supplementing the cooling liquid, and improve the use comfort of the apparatus.
Example three:
in the above embodiment, as shown in fig. 1, a U-shaped stabilizing plate is installed on the outside of the cooling tower body 100, and the motor 291 is installed on the inside of the U-shaped stabilizing plate, so that the motor 291 can be reinforced by the U-shaped stabilizing plate, and the probability of separating the motor 291 from the cooling tower body 100 can be reduced.
The working principle and the using process of the invention are as follows: the mounting plate 230 is attached to the rubber pad 210, the electric push rod 250 is started, the movable end of the electric push rod 250 pushes the U-shaped insertion rod 260, then the U-shaped insertion rod 260 extrudes the rubber pad 210, no matter how much the U-shaped insertion rod 260 extends out of the cooling tower main body 100, the rubber pad 210 wraps the U-shaped insertion rod 260, then the motor 291 is started, the output shaft of the motor 291 drives the cam 290 to rotate, the cam 290 pushes the extrusion plate 280 until the extrusion plate 280 is clamped with the annular opening, the mounting plate 230 is firmly fixed, the firmness is strong, the sealing effect is good, then a large amount of cooling liquid is injected into the box body 410 and the cooling tower main body 100, the electromagnetic valve 430 is ensured to be in a closed state, then after the cooling liquid in the cooling tower main body 100 is used for a period of time, the cooling liquid in the cooling tower main body 100 is greatly reduced compared with the previous cooling liquid, and then the floating ball 340 matched with the annular foam plate 330 floats on the top of the cooling liquid in real time, then the output end of the infrared laser lamp 360 irradiates the tower wall, the tower wall is heated to raise the temperature so that the temperature sensing test paper 370 changes color, then a worker observes the color change part of the temperature sensing test paper 370 to obtain the height of the cooling liquid in the cooling tower main body 100, when the cooling liquid in the cooling tower main body 100 is about to bottom, the electromagnetic valve 430 is opened, then the cooling liquid in the box body 410 is supplemented to the inside of the cooling tower main body 100 through the transmission pipe 420, then the annular foam plate 330 and the floating ball 340 are matched to rise upwards, then when the floating ball 340 touches the light touch switch 380, the electromagnetic valve 430 is closed, the filling of the cooling liquid into the cooling tower main body 100 is stopped, the using effect is good, and the using comfort level is high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (8)
1. The utility model provides a closed cooling tower coolant liquid level detection device, includes cooling tower main part (100), be equipped with installation module (200) and supplementary module (400) on cooling tower main part (100), cooling tower main part (100) inside is equipped with detection module (300), a serial communication port, installation module (200) including with rubber pad (210) of cooling tower main part (100) inner wall laminating, cup joint in rubber pad (210) top and with U-shaped clamp plate (220) of cooling tower main part (100) inner wall connection, locate U-shaped clamp plate (220) bottom and with mounting panel (230) of rubber pad (210) laminating, with two of mounting panel (230) are connected accept board (240), with accept electric putter (250) that board (240) are connected, slide run through in a side wall of cooling tower main part (100) and with U-shaped inserted bar (260) that electric putter (250) expansion end is connected, The cooling tower comprises two guide rods (270) arranged on the outer side of the cooling tower main body (100), two extrusion plates (280) connected between the two guide rods (270) in a sliding mode, a cam (290) located between the two extrusion plates (280) and a motor (291) connected with the cam (290), wherein an annular opening is formed in the U-shaped insert rod (260);
the detection module (300) comprises a sound amplifying chamber (310) connected with the mounting plate (230), a string (320) arranged at the bottom of the sound amplifying chamber (310), two annular foam plates (330) connected between the sound amplifying chamber (310) and the string (320), a floating ball (340) penetrating through the string (320), a balance block (350) connected with the top of the annular foam plate (330), an infrared laser lamp (360) connected with the top of the annular foam plate (330), temperature sensing test paper (370) embedded in the outer side of the cooling tower main body (100), a tact switch (380) connected with the bottom of the sound amplifying chamber (310) and an alarm (390) electrically connected with the tact switch (380).
2. The closed cooling tower cooling liquid level detection device according to claim 1, wherein the supplementary module (400) comprises a box body (410) installed outside the cooling tower main body (100), a transmission pipe (420) connected between the cooling tower main body (100) and the box body (410), and a solenoid valve (430) installed on the transmission pipe (420), the box body (410) is communicated with the inside of the cooling tower main body (100) through the transmission pipe (420), and the solenoid valve (430) is electrically connected with an alarm (390).
3. The closed cooling tower coolant level detection device according to claim 1, wherein a U-shaped stabilizing plate is installed on the outer side of the cooling tower main body (100), and the motor (291) is installed on the inner side of the U-shaped stabilizing plate.
4. The closed cooling tower coolant level detection device as claimed in claim 1, wherein two U-shaped insertion rods (260) are respectively located inside two bearing plates (240), and the U-shaped insertion rods (260) are symmetrical with respect to a vertical center plane of a mounting plate (230).
5. The closed cooling tower cooling liquid level detection device as claimed in claim 1, wherein the outer end of the U-shaped insertion rod (260) penetrates through the mounting plate (230) and extends into the rubber pad (210), and the outer wall of the U-shaped insertion rod (260) is attached to the inner wall of the rubber pad (210).
6. The closed cooling tower coolant level detection device according to claim 1, wherein the cam (290) is located between the two guide rods (270), and the outer wall of the cam (290) is attached to the inner sides of the two extrusion plates (280).
7. The closed cooling tower coolant level detection device according to claim 1, wherein notches are opened and closed on the outer side and the inner side of the cooling tower main body (100), and the temperature sensing test paper (370) is installed inside the notch on the outer side of the cooling tower main body (100).
8. The closed cooling tower coolant level detection device according to claim 1, wherein the weight (350) and the infrared laser lamp (360) have equal mass, and the infrared laser lamp (360) and the temperature sensing test paper (370) are transversely coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210991115.6A CN115060110B (en) | 2022-08-18 | 2022-08-18 | Closed cooling tower coolant liquid level detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210991115.6A CN115060110B (en) | 2022-08-18 | 2022-08-18 | Closed cooling tower coolant liquid level detection device |
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| CN115060110A true CN115060110A (en) | 2022-09-16 |
| CN115060110B CN115060110B (en) | 2022-10-25 |
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| Publication number | Publication date |
|---|---|
| CN115060110B (en) | 2022-10-25 |
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