CN214581019U

CN214581019U - Automatic water supply device for boiler

Info

Publication number: CN214581019U
Application number: CN202023103510.1U
Authority: CN
Inventors: 陈伟伟
Original assignee: Irico Hefei LCD Glass Co Ltd
Current assignee: Irico Hefei LCD Glass Co Ltd
Priority date: 2020-12-19
Filing date: 2020-12-19
Publication date: 2021-11-02
Anticipated expiration: 2030-12-19

Abstract

The utility model relates to a boiler automatic water supply technical field just discloses a boiler automatic water supply device. An automatic water replenishing device for a boiler comprises a deoxidizing water pump, a filter, a deaerator, a deoxidizing water tank, a water replenishing pump and a boiler steam drum, wherein a water outlet of the deoxidizing water pump is communicated with a water inlet of the filter through a pipeline, and a water outlet of the filter is communicated with a water inlet of the deaerator through a pipeline; the utility model discloses by the deoxidization water pump, the filter, the oxygen-eliminating device, the valve, the deoxidization water tank, the level gauge, the moisturizing pump, the governing valve, the flowmeter, the check valve, boiler steam pocket and blowoff valve are constituteed, can many parallelly connected networks of boiler, form one set of moisturizing device of many boiler co-uses, the investment cost is saved, moisturizing device can be simultaneously for many boiler moisturizing, also can close alone for a certain or several certain boiler moisturizing according to opening of governing valve, this device uses the oxygen-eliminating device to remove dissolved oxygen in the aquatic, the deoxidization efficiency is higher.

Description

Automatic water supply device for boiler

Technical Field

The utility model relates to a boiler automatic water supply technical field specifically is a boiler automatic water supply device.

Background

When the boiler is in operation, the temperature is very high, and the moisture evaporation is fast, in order to guarantee boiler normal operating, need often for boiler moisturizing to make water level stable in the boiler. In general, the boiler makeup water contains a large amount of dissolved oxygen. The water with high dissolved oxygen content can accelerate the corrosion speed of metal in the boiler at high temperature, the produced rust slag can not only pollute the boiler supply product, but also cause the reduction of the boiler operation efficiency, and serious people can also cause safety accidents. For the dissolved oxygen that contains in the elimination running water, present boiler is mostly furnished with the demineralizer alone, uses the dissolved oxygen that the demineralizer removed the aquatic, and the aquatic that boiler moisturizing used simultaneously often contains certain impurity, need filter the edulcoration to it before the use, avoids polluting the boiler steam pocket, but current filter effect is poor, and does not have self-cleaning's ability, and adopts artifical cleanness to waste time and energy.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a boiler automatic water supply device reaches the purpose that improves boiler moisturizing filter's filter effect.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic water replenishing device for a boiler comprises a deaerating water pump, a filter, a deaerator, a deaerating water tank, a water replenishing pump and a boiler steam drum, wherein a water outlet of the deaerating water pump is communicated with a water inlet of the filter through a pipeline;

the filter comprises a water inlet pipe, a box body, a filter screen, a motor, a flange, a base, a water pump, a first connecting rod, a second connecting rod, a spring, a limiting block, a scraper blade, a first drain pipe, a second drain pipe and a supporting column, wherein the water inlet pipe is fixedly arranged on the upper part of the left side surface of the box body, the bottom of the filter screen is fixedly connected with the flange, the motor is fixedly arranged on the surface of the top of the box body, the filter screen is sleeved on the surface of the output end of the motor, the base is fixedly arranged in the middle of the bottom of the inner cavity of the box body, a sliding groove is formed in the middle of the base, the flange is slidably connected with the base through the sliding groove, the water pump is fixedly arranged in the middle of the inner cavity of the base, one end of the first connecting rod is fixedly connected with the inner wall of the box body, a spring groove is formed in one end of the first connecting rod, which is far away from the box body, and the limiting block is fixedly connected with the spring groove, the stopper sets up the inside at the spring groove, the one end and the scraper blade fixed connection of stopper are kept away from to connecting rod two, first drain pipe fixed mounting is on the upper portion of box right side surface, first drain pipe passes through the delivery port intercommunication setting of pipeline and water pump, the second drain pipe sets up the bottom at the box, support column fixed mounting is on the surface of bottom half.

Preferably, the pipeline middle part of oxygen-eliminating device and deoxidization water tank intercommunication is provided with the valve, the pipeline middle part of deoxidization water tank and moisturizing pump intercommunication also is provided with the valve.

Preferably, the water replenishing pump and the boiler drum communicating pipeline are sequentially provided with a regulating valve, a flow meter and a one-way valve from left to right, and the right side of the boiler drum is provided with a liquid level meter.

Preferably, the water inlet of the deoxygenation water pump is communicated with a water source.

Preferably, the filter screen is cylindric setting, flange ring shape sets up, the inside cavity of base sets up, the top and the filter screen intercommunication setting of base.

Preferably, the number of the first connecting rods, the second connecting rods, the springs, the limiting blocks and the scraping plates is five, and the scraping plates are distributed in the middle of the inner cavity of the box body in an annular array mode.

The utility model provides an automatic water supply device for a boiler. The method has the following beneficial effects:

(1) the utility model discloses by the deoxidization water pump, the filter, the oxygen-eliminating device, the valve, the deoxidization water tank, the level gauge, the moisturizing pump, the governing valve, the flowmeter, the check valve, boiler steam pocket and blowoff valve are constituteed, can many parallelly connected networks of boiler, form one set of moisturizing device of many boiler co-uses, the investment cost is saved, the moisturizing device can be simultaneously for many boiler moisturizing, also can close alone for a certain or several certain boiler moisturizing according to opening of governing valve, this device uses the oxygen-eliminating device to remove dissolved oxygen in the aquatic, the deoxidization efficiency is higher.

(2) The utility model discloses a set up cylindric filter screen in the filter, set up the motor simultaneously at the top of box, and the surface at the motor output is established to filter screen top cover, the flange has been connected in the bottom of filter screen, and the flange passes through spout and base sliding connection, therefore make the filter screen can rotate in the inside of box, when filtering impurity and get rid of, make impurity be difficult for adhering to the surface of filter screen, thereby can guarantee that the filter screen is difficult for being blockked up, and then guarantee filtration efficiency, in order to further clean the filter screen, the scraper blade that is annular array distribution has been set up at the middle part of box, in filter screen pivoted in-process, utilize the scraper blade to clean the filter screen surface, simultaneously in order to guarantee the cleanliness, the scraper blade passes through connecting rod one and connecting rod two and is connected with the box, and pass through the spring groove at the junction of connecting rod one and connecting rod two, The cooperation of spring, stopper makes the scraper blade all the time with filter screen in close contact with.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the filter of the present invention;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is a schematic top view of the cross-sectional structure of the filter according to the present invention.

In the figure: the device comprises a raw material tank, a water pump, a filter, a deaerator, a water pump, a water level meter, a water replenishing pump, a water level meter, a boiler steam meter, a water level meter, a boiler steam drum and a boiler steam drum, a boiler steam drum 12 filter, a boiler steam drum, a boiler 12, a boiler steam drum, a boiler.

Detailed Description

As shown in fig. 1-4, the utility model provides a technical solution: an automatic water replenishing device for a boiler comprises a deoxidizing water pump 1, a filter 2, a deoxidizing device 3, a deoxidizing water tank 5, a water replenishing pump 7 and a boiler steam drum 11, wherein a water inlet of the deoxidizing water pump 1 is communicated with a water source, a water outlet of the deoxidizing water pump 1 is communicated with a water inlet of the filter 2 through a pipeline, a water outlet of the filter 2 is communicated with a water inlet of the deoxidizing device 3 through a pipeline, a water outlet of the deoxidizing device 3 is communicated with a water inlet of the deoxidizing water tank 5 through a pipeline, a water outlet of the deoxidizing water tank 5 is communicated with a water inlet of the water replenishing pump 7 through a pipeline, a valve 4 is arranged in the middle of the pipeline through which the deoxidizing device 3 is communicated with the deoxidizing water tank 5, a valve 4 is also arranged in the middle of the pipeline through which the deoxidizing water tank 5 is communicated with the water replenishing pump 7, a water outlet of the water replenishing pump 7 is communicated with a water inlet of the boiler steam drum 11, and a blowdown valve 12 is arranged at the bottom of the boiler steam drum 11, the water replenishing pump 7 and a pipeline communicated with the boiler drum 11 are sequentially provided with an adjusting valve 8, a flowmeter 9 and a one-way valve 10 from left to right, the right side of the boiler drum 11 is provided with a liquid level meter 6, a plurality of boilers can be connected in parallel and networked, a set of water replenishing device which is commonly used by the plurality of boilers is formed, the investment cost is saved, the water replenishing device can replenish water for the plurality of boilers at the same time, and can also independently replenish water for one or more boilers according to the opening and closing of the adjusting valve 8, the deaerator 3 is used for deaerating dissolved oxygen in water, and the deaerating efficiency is higher;

the filter 2 comprises a water inlet pipe 201, a box 202, a filter screen 203, a motor 204, a flange 205, a base 206, a water pump 208, a first connecting rod 209, a second connecting rod 210, a spring 212, a limiting block 213, a scraping plate 214, a first drain pipe 215, a second drain pipe 216 and a supporting column 217, wherein the water inlet pipe 201 is fixedly arranged on the upper part of the left side surface of the box 202, the bottom of the filter screen 203 is fixedly connected with the flange 205, the motor 204 is fixedly arranged on the surface of the top of the box 202, the filter screen 203 is sleeved on the surface of the output end of the motor 204, the base 206 is fixedly arranged in the middle of the bottom of an inner cavity of the box 202, a sliding groove 207 is arranged in the middle of the base 206, the flange 205 is slidably connected with the base 206 through the sliding groove 207, the filter screen 203 is cylindrical, the flange 205 is annularly arranged, the inner part of the base 206 is hollow, the top of the base 206 is communicated with the filter screen 203, and the water pump 208 is fixedly arranged in the middle of the inner cavity of the base 206, one end of a first connecting rod 209 is fixedly connected with the inner wall of the box body 202, one end of the first connecting rod 209, which is far away from the box body 202, is provided with a spring groove 211, a spring 212 is arranged inside the spring groove 211, one end of a second connecting rod 210 is fixedly connected with a limiting block 213, the limiting block 213 is arranged inside the spring groove 211, one end of the second connecting rod 210, which is far away from the limiting block 213, is fixedly connected with a scraper 214, the number of the first connecting rod 209, the second connecting rod 210, the spring 212, the limiting block 213 and the scraper 214 is five, the scrapers 214 are distributed in an annular array in the middle of the inner cavity of the box body 202, a first drain pipe 215 is fixedly arranged on the upper part of the right side surface of the box body 202, the first drain pipe 215 is communicated with a water outlet of a water pump 208 through a pipeline, a second drain pipe 216 is arranged at the bottom of the box body 202, a supporting column 217 is fixedly arranged on the surface of the bottom of the box body 202, a cylindrical filter 203 is arranged in the filter 2, and a motor 204 is arranged at the top of the box body 202, the top of the filter screen 203 is sleeved on the surface of the output end of the motor 204, the bottom of the filter screen 203 is connected with a flange 205, and the flange 205 is slidably coupled with the base 206 through the sliding groove 207, thereby allowing the filter net 203 to rotate inside the case 202, when the impurities are filtered and removed, the impurities are not easy to be attached to the surface of the filter screen 203, thereby ensuring that the filter screen 203 is not easy to be blocked, and further ensuring the filtering efficiency, in order to further clean the filter screen 203, the scrapers 214 distributed in an annular array are arranged in the middle of the box 202, and during the rotation of the filter screen 203, the scrapers 214 clean the surface of the filter screen 203, meanwhile, in order to ensure the cleanness, the scraper 214 is connected with the box body 202 through a first connecting rod 209 and a second connecting rod 210, and the scraper 214 is always in close contact with the filter screen 203 at the joint of the first connecting rod 209 and the second connecting rod 210 through the matching of the spring groove 211, the spring 212 and the limiting block 213.

The working principle is as follows: the water replenishing device consists of a deaerating water pump 1, a filter 2, a deaerator 3, a deaerating water tank 5, a liquid level meter 6, a water replenishing pump 7, a boiler steam drum 11 and a blow-off valve 12, a plurality of boilers can be connected in parallel to form a network, the plurality of boilers jointly use one water replenishing device, the investment cost is saved, the water replenishing device can replenish water for the plurality of boilers at the same time, and can also independently replenish water for one or a plurality of boilers according to the opening and closing of a regulating valve 8, the deaerator 3 is used for deaerating dissolved oxygen in water, and the deaerating efficiency is higher; wherein, a cylindrical filter screen 203 is arranged in the filter 2, a motor 204 is arranged at the top of the box 202, the top of the filter screen 203 is sleeved on the surface of the output end of the motor 204, a flange 205 is connected at the bottom of the filter screen 203, and the flange 205 is connected with a base 206 in a sliding way through a chute 207, so that the filter screen 203 can rotate in the box 202, when impurities are filtered and removed, the impurities are not easy to attach to the surface of the filter screen 203, thereby ensuring that the filter screen 203 is not easy to be blocked and further ensuring the filtering efficiency, in order to further clean the filter screen 203, the middle part of the box 202 is provided with scraping plates 214 distributed in an annular array, in the rotating process of the filter screen 203, the surface of the filter screen 203 is cleaned by utilizing the scraping plates 214, and meanwhile, in order to ensure the cleanliness, the scraping plates 214 are connected with the box 202 through a first connecting rod 209 and a second connecting rod 210, and the scraper 214 is always in close contact with the filter screen 203 at the joint of the first connecting rod 209 and the second connecting rod 210 through the matching of the spring groove 211, the spring 212 and the limiting block 213.

Claims

1. The utility model provides an automatic water installation that mends of boiler, includes deoxidization water pump (1), filter (2), oxygen-eliminating device (3), deoxidization water tank (5), moisturizing pump (7), boiler drum (11), its characterized in that: the water outlet of the deoxygenation water pump (1) is communicated with the water inlet of the filter (2) through a pipeline, the water outlet of the filter (2) is communicated with the water inlet of the deoxygenation device (3) through a pipeline, the water outlet of the deoxygenation device (3) is communicated with the water inlet of the deoxygenation water tank (5) through a pipeline, the water outlet of the deoxygenation water tank (5) is communicated with the water inlet of the water replenishing pump (7) through a pipeline, the water outlet of the water replenishing pump (7) is communicated with the water inlet of the boiler steam pocket (11), and the bottom of the boiler steam pocket (11) is provided with a blow-off valve (12);

the filter (2) comprises a water inlet pipe (201), a box body (202), a filter screen (203), a motor (204), a flange (205), a base (206), a water pump (208), a first connecting rod (209), a second connecting rod (210), a spring (212), a limiting block (213), a scraper (214), a first drainage pipe (215), a second drainage pipe (216) and a supporting column (217), wherein the water inlet pipe (201) is fixedly arranged on the upper portion of the left side surface of the box body (202), the bottom of the filter screen (203) is fixedly connected with the flange (205), the motor (204) is fixedly arranged on the surface of the top of the box body (202), the filter screen (203) is sleeved on the surface of the output end of the motor (204), the base (206) is fixedly arranged in the middle of the bottom of an inner cavity of the box body (202), a sliding groove (207) is arranged in the middle of the base (206), and the flange (205) is slidably connected with the base (206) through the sliding groove (207), the water pump (208) is fixedly arranged in the middle of the inner cavity of the base (206), one end of the first connecting rod (209) is fixedly connected with the inner wall of the box body (202), one end of the first connecting rod (209) far away from the box body (202) is provided with a spring groove (211), the spring (212) is arranged in the spring groove (211), one end of the second connecting rod (210) is fixedly connected with the limiting block (213), the limiting block (213) is arranged inside the spring groove (211), one end of the second connecting rod (210) far away from the limiting block (213) is fixedly connected with the scraper (214), the first drain pipe (215) is fixedly arranged at the upper part of the right side surface of the box body (202), the first drainage pipe (215) is communicated with the water outlet of the water pump (208) through a pipeline, the second drain pipe (216) is arranged at the bottom of the box body (202), and the supporting column (217) is fixedly arranged on the surface of the bottom of the box body (202).

2. The automatic water replenishing device for the boiler according to claim 1, wherein: the pipeline middle part that oxygen-eliminating device (3) and deoxidization water tank (5) communicate is provided with valve (4), the pipeline middle part that deoxidization water tank (5) and moisturizing pump (7) communicate also is provided with valve (4).

3. The automatic water replenishing device for the boiler according to claim 1, wherein: the water replenishing pump (7) and a boiler drum (11) communicating pipeline are sequentially provided with a regulating valve (8), a flowmeter (9) and a one-way valve (10) from left to right, and the right side of the boiler drum (11) is provided with a liquid level meter (6).

4. The automatic water replenishing device for the boiler according to claim 1, wherein: and a water inlet of the deoxygenation water pump (1) is communicated with a water source.

5. The automatic water replenishing device for the boiler according to claim 1, wherein: the filter screen (203) is cylindric setting, flange (205) ring shape sets up, the inside cavity of base (206) sets up, the top and the filter screen (203) intercommunication setting of base (206).

6. The automatic water replenishing device for the boiler according to claim 1, wherein: the number of the connecting rods I (209), the connecting rods II (210), the springs (212), the limiting blocks (213) and the scraping plates (214) is five, and the scraping plates (214) are distributed in an annular array in the middle of the inner cavity of the box body (202).