CN215195587U

CN215195587U - Filtering device for energy-saving boiler

Info

Publication number: CN215195587U
Application number: CN202120066736.4U
Authority: CN
Inventors: 匡力
Original assignee: Zhangjiagang Lishun Energy Saving Technology Co ltd
Current assignee: Zhangjiagang Lishun Energy Saving Technology Co ltd
Priority date: 2021-01-11
Filing date: 2021-01-11
Publication date: 2021-12-17
Anticipated expiration: 2031-01-11

Abstract

The utility model discloses a filter equipment that energy-conserving boiler was used especially relates to energy-conserving boiler technical field, including rose box, ball valve, discharge pipe and admission pipe, the rose box is equipped with two, and two rose boxes are upper and lower distribution, and the ball valve is equipped with two, and the left and right sides at two rose boxes is installed to two ball valve symmetries. This kind of filter equipment that energy-conserving boiler was used, through setting up two rose boxes, when rotating the hand wheel in one of them ball valve like this, the hand wheel in another ball valve also can rotate simultaneously, and rotation opposite direction, can make two ball valves switch-on communicating rose box simultaneously like this, and another rose box that does not use then can be through the delivery pump of the external washing liquid of transfer line, it washs the filter screen to make nozzle blowout washing liquid, it is comparatively convenient when wasing the filter screen like this, the filter equipment that energy-conserving boiler was used at present has been solved, when need wash the filter screen, need make boiler stop using earlier, lead to the inconvenient problem of wasing the filter screen.

Description

Filtering device for energy-saving boiler

Technical Field

The utility model relates to an energy-saving boiler technical field especially relates to a filter equipment that energy-saving boiler used.

Background

An energy-saving boiler is also called a waste heat boiler, and is a boiler which heats water to a certain working medium by using waste gas, waste materials or waste liquid in various industrial processes and heat generated after combustible substances are combusted. The oil-fired boiler, the gas-fired boiler and the coal-fired boiler with the smoke box and the smoke flue waste heat recovery function are also called waste heat boilers, and the waste heat boilers can produce hot water or steam through waste heat recovery to be supplied to other sections for use.

The boiler can produce impurity such as a large amount of incrustations in the operation process, and the aquatic also probably has impurity, and these impurity can block up the pipeline, produce danger to just need use filter equipment to filter the impurity of aquatic, filter equipment that energy-conserving boiler was used at present need make the boiler stop using earlier when needing to wash the filter screen, lead to inconvenient washing filter screen.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a filter equipment that energy-conserving boiler was used, solved the filter equipment that present energy-conserving boiler was used, when needs wash the filter screen, need make boiler stop using earlier, lead to the inconvenient problem of wasing the filter screen.

The utility model provides a technical scheme that its technical problem adopted is: the filtering device for the energy-saving boiler comprises two filtering boxes, two ball valves, a discharge pipe and an inlet pipe, wherein the two filtering boxes are distributed up and down;

the ball valve comprises a valve body, a hand wheel, a valve rod and a valve ball, wherein the valve rod is rotationally connected to the front end of the valve body, the hand wheel is fixedly connected to the front end of the valve rod, the rear end of the valve rod penetrates into the valve body, the valve ball is fixed to the rear end of the valve rod, the valve ball is rotationally connected with the valve body, an L-shaped flow channel is arranged in the valve ball, a tooth block is arranged on the outer wall of the hand wheel, a fixing plate is fixed to the front side between the valve bodies, the left side and the right side of the front end of the fixing plate are respectively connected with a first shaft rod through bearings, a first gear is fixed to the front end of the first shaft rod, a pair of second shaft rods distributed left and right are connected to the middle of the front end of the fixing plate through bearings, and a second gear is fixed to the front ends of the second shaft rods;

the rose box includes filter screen and annular duct, annular duct and filter screen are installed respectively in the inside left and right sides of rose box, the annular duct right-hand member is that six at least nozzles are evenly installed to the annular, the annular duct rear end has connect the transfer line, the transfer line rear end runs through the rose box.

Furthermore, the left end of the valve body on the left side is communicated with the discharge pipe, the upper side and the lower side of the right end of the valve body on the left side are respectively communicated with the two filter tanks, the right end of the valve body on the right side is communicated with the inlet pipe, and the upper side and the lower side of the left end of the valve body on the right side are respectively communicated with the two filter tanks.

Furthermore, the head end and the tail end of the flow channel are both communicated with the valve ball.

Furthermore, the adjacent first gear and the hand wheel are meshed through a tooth block, and the adjacent first gear and the adjacent second gear are meshed.

Furthermore, the lower end of the filter box is provided with a drain pipe in a penetrating mode, the drain pipe is located on the right side of the filter screen, and an electromagnetic valve is installed outside the drain pipe.

Furthermore, the nozzle inclines to the filter screen, the nozzle is communicated with the annular pipe, and the infusion tube is communicated with the annular pipe.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: this kind of filter equipment that energy-conserving boiler was used, through setting up two rose boxes, when rotating the hand wheel in one of them ball valve like this, the hand wheel in another ball valve also can rotate simultaneously to rotation opposite direction can make two ball valves switch-on communicating rose box simultaneously like this, and another rose box that does not use then can be through the delivery pump of the external washing liquid of transfer line, makes nozzle blowout washing liquid wash the filter screen, and is comparatively convenient when wasing the filter screen like this.

Drawings

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

FIG. 2 is a schematic sectional view of the whole front view of the present invention;

fig. 3 is a right side schematic view of the ring pipe of the present invention.

In the figure: 1-a filter box, 2-a valve body, 3-a discharge pipe, 4-an inlet pipe, 5-a hand wheel, 6-a valve rod, 7-a tooth block, 8-a fixed plate, 9-a sewage discharge pipe, 10-an electromagnetic valve, 11-a valve ball, 12-a flow passage, 13-a filter screen, 14-a ring pipe, 15-a nozzle, 16-a liquid conveying pipe, 17-a first shaft rod, 18-a first gear, 19-a second shaft rod and 20-a second gear.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 to 3, a filtering apparatus for an energy-saving boiler comprises two filtering boxes 1, two ball valves, two discharging pipes 3 and two inlet pipes 4, wherein the two filtering boxes 1 are distributed up and down, the two ball valves are symmetrically arranged on the left and right sides of the two filtering boxes 1, the discharging pipe 3 is connected to the left end of the ball valve on the left side, the inlet pipe 4 is connected to the right end of the ball valve on the right side, the ball valve comprises a valve body 2, a hand wheel 5, a valve rod 6 and a valve ball 11, the valve rod 6 is rotatably connected to the front end of the valve body 2, the hand wheel 5 is fixedly connected to the front end of the valve rod 6, the rear end of the valve rod 6 penetrates into the valve body 2, the valve ball 11 is fixed to the rear end of the valve rod 6, the valve ball 11 is rotatably connected to the valve body 2, an L-shaped flow passage 12 is arranged in the valve ball 11, a tooth block 7 is arranged on the outer wall of the hand wheel 5, a fixed plate 8 is fixed on the front side between the valve bodies 2, the left side and the right side of the front end of the fixed plate 8 are connected with a first shaft rod 17 through bearings, the front end of the first shaft rod 17 is fixed with a first gear 18, the middle of the front end of the fixed plate 8 is connected with a pair of second shaft rods 19 which are distributed left and right through bearings, the front end of the second shaft rod 19 is fixed with a second gear 20, the left end of the left valve body 2 is communicated with the discharge pipe 3, the upper side and the lower side of the right end of the left valve body 2 are respectively communicated with the two filter boxes 1, the upper side and the lower side of the right end of the right valve body 2 are respectively communicated with the two filter boxes 1, the head end and the tail end of the flow channel 12 are both communicated with the valve ball 11, the adjacent first gear 18 and the hand wheel 5 are engaged through the tooth block 7, the adjacent first gear 18 and the second gear 20 are engaged, the filter boxes 1 comprise a filter screen 13 and an annular pipe 14, the utility model discloses a filter box, including filter box 1, annular pipe 14, filter screen 13, nozzle 15, infusion tube 16, hand wheel 5, gear block 7, left side hand wheel 5, left side gear 18, left side gear 20, right side gear 18, annular pipe 14 right-hand member is the annular and evenly installs at least six nozzles 15, the infusion tube 16 that connects with in the rear end of annular pipe 14, the infusion tube 16 rear end runs through filter box 1, nozzle 15 inclines to filter screen 13, nozzle 15 communicates with each other with annular pipe 14, infusion tube 16 communicates with annular pipe 14, when needing to wash filter screen 13 in the filter box 1 of upside, through holding hand wheel 5 anticlockwise rotation ninety degrees of hand wheel in the ball valve of left side, left hand wheel 5 drives left side gear 18 clockwise rotation ninety degrees through outer wall's tooth piece 7, left side gear 18 drives left side gear 20 anticlockwise rotation ninety degrees, left side gear 20 drives right side gear 20 clockwise rotation ninety degrees, right side gear 20 drives right side gear 18 anticlockwise rotation ninety degrees, the first gear 18 on the right drives the hand wheel 5 on the right to rotate by ninety degrees clockwise through the tooth block 7, so that the valve rod 6 drives the valve ball 11 to rotate by ninety degrees, the inlet pipe 4 and the outlet pipe 3 are not communicated with the filter box 1 on the upper side any more, the inlet pipe 4 and the outlet pipe 3 are communicated with the filter box 1 on the lower side, and the inlet pipe 4 and the outlet pipe 3 are connected to a pipeline, so that water enters the filter box 1 on the lower side along the ball valve on the right side through the inlet pipe 4 and then is discharged from the outlet pipe 3 along the ball valve on the left side, and the filtering work can be performed through the filter screen 13 in the filter box 1 on the lower side;

the infusion tube 16 is externally connected with a conveying pump of cleaning liquid, so that the conveying pump connected with the tail end of the infusion tube 16 at the upper side is started, the cleaning liquid is conveyed to the annular tube 14 along the infusion tube 16, the filter screen 13 is washed from the right side to the left side from the nozzle 15, and impurities filtered at the right side of the filter screen 13 are washed out;

in addition, when the filter screen 13 in the filter box 1 at the lower side needs to be cleaned, the handwheel 5 in the ball valve at the left side is held to rotate clockwise by ninety degrees, the handwheel 5 at the left side drives the gear 18 at the left side to rotate anticlockwise by ninety degrees through the tooth block 7 at the outer wall, the gear 18 at the left side drives the gear 20 at the left side to rotate clockwise by ninety degrees, the gear 20 at the left side drives the gear 20 at the right side to rotate anticlockwise by ninety degrees, the gear 20 at the right side drives the gear 18 at the right side to rotate clockwise by ninety degrees, the gear 18 at the right side drives the handwheel 5 at the right side to rotate anticlockwise by ninety degrees through the tooth block 7, so that the valve rod 6 drives the valve ball 11 to rotate by ninety degrees, the inlet pipe 4 and the discharge pipe 3 are not communicated with the filter box 1 at the lower side any more, the inlet pipe 4 and the discharge pipe 3 are communicated with the filter box 1 at the upper side, the inlet pipe 4 enables water to enter the filter box 1 at the upper side along the ball valve, then discharged from the discharge pipe 3 along the left ball valve, so that the filtering work can be performed through the filter screen 13 in the upper filtering tank 1;

by starting a delivery pump connected with the tail end of the lower infusion tube 16, the cleaning liquid is delivered to the annular tube 14 along the infusion tube 16, and then the filter screen 13 is washed from the right side to the left side through the nozzle 15, so that impurities filtered at the right side of the filter screen 13 are washed out;

the lower end of the filter box 1 penetrates through and is provided with a drain pipe 9, the drain pipe 9 is located on the right side of the filter screen 13, an electromagnetic valve 10 is mounted outside the drain pipe 9, the electromagnetic valve 10 is closed when the filter screen 13 is not cleaned, the electromagnetic valve 10 is started when the filter screen 13 is cleaned, and therefore the sewage generated after the filter screen 13 is cleaned can be discharged out of the filter box 1 through the drain pipe 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a filter equipment that energy-conserving boiler was used, includes rose box (1), ball valve, discharge pipe (3) and admission pipe (4), rose box (1) is equipped with two, two rose box (1) is upper and lower distribution, the ball valve is equipped with two, two the left and right sides at two rose box (1) is installed to the ball valve symmetry, discharge pipe (3) are connected at the left ball valve left end, admission pipe (4) are connected on the right side the ball valve right-hand member, its characterized in that:

the ball valve comprises a valve body (2), a hand wheel (5), a valve rod (6) and a valve ball (11), wherein the valve rod (6) is rotatably connected to the front end of the valve body (2), the hand wheel (5) is fixedly connected to the front end of the valve rod (6), the rear end of the valve rod (6) penetrates into the valve body (2), the valve ball (11) is fixed to the rear end of the valve rod (6), the valve ball (11) is rotatably connected with the valve body (2), an L-shaped flow channel (12) is arranged in the valve ball (11), a tooth block (7) is arranged on the outer wall of the hand wheel (5), a fixing plate (8) is fixed to the front side between the valve bodies (2), the left side and the right side of the front end of the fixing plate (8) are respectively connected with a first shaft lever (17) through bearings, a first gear (18) is fixed to the front end of the first shaft lever (17), a pair of second shaft levers (19) which are distributed left and right is connected to the middle of the front end of the fixing plate (8) through bearings, a second gear (20) is fixed at the front end of the second shaft lever (19);

filter tank (1) includes filter screen (13) and annular tube (14), install respectively in the inside left and right sides of filter tank (1) annular tube (14) and filter screen (13), annular tube (14) right-hand member is that the annular evenly installs six at least nozzles (15), annular tube (14) rear end has been connected with transfer line (16), transfer line (16) rear end runs through filter tank (1).

2. The filtering apparatus for an energy-saving boiler as set forth in claim 1, wherein: the left side valve body (2) left end communicates with each other with discharge pipe (3), and left side both sides communicate with each other with two rose boxes (1) respectively about valve body (2) right-hand member, and the right side valve body (2) right-hand member communicates with each other with admission pipe (4), and the right side valve body (2) left end both sides about communicate with each other with two rose boxes (1) respectively.

3. The filtering apparatus for an energy-saving boiler as set forth in claim 1, wherein: the head end and the tail end of the flow channel (12) are both communicated with the valve ball (11).

4. The filtering apparatus for an energy-saving boiler as set forth in claim 1, wherein: the adjacent first gear (18) is meshed with the hand wheel (5) through a tooth block (7), and the adjacent first gear (18) is meshed with the adjacent second gear (20).

5. The filtering apparatus for an energy-saving boiler as set forth in claim 1, wherein: the filter box is characterized in that a drain pipe (9) penetrates through the lower end of the filter box (1), the drain pipe (9) is located on the right side of the filter screen (13), and an electromagnetic valve (10) is mounted on the outer portion of the drain pipe (9).

6. The filtering apparatus for an energy-saving boiler as set forth in claim 1, wherein: the nozzle (15) inclines towards the filter screen (13), the nozzle (15) is communicated with the annular pipe (14), and the infusion tube (16) is communicated with the annular pipe (14).