CN210874300U

CN210874300U - Building engineering water supply and drainage filter equipment

Info

Publication number: CN210874300U
Application number: CN201921499412.9U
Authority: CN
Inventors: 王艳梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-30
Anticipated expiration: 2029-09-10

Abstract

A water supply and drainage filtering device for building engineering comprises a filtering box, a water outlet is formed in the left side of the filtering box, a water inlet is formed in the right side of the filtering box, a filter screen is fixedly installed at the water outlet, the water inlet of the filtering box is fixedly connected with a water inlet pipe, the water outlet of the filtering box is fixedly connected with a water outlet pipe, an auger is arranged inside the water inlet pipe, the middle part and the right end of the auger are both installed inside the water inlet pipe through shaft seats, a transverse guide rod is fixedly installed inside the filtering box, when a guide sleeve moves forwards, a scraper positioned in front cleans dirt attached to the front of the filter screen, the reciprocating motion is not stopped, the filter screen is ensured not to be blocked by the dirt, the dirt is precipitated in the dirt box, the scraper is only contacted with each position of the filter screen once in one cycle of the reciprocating motion, the abrasion, ensuring that the screed can be returned to the working position.

Description

Building engineering water supply and drainage filter equipment

Technical Field

The utility model belongs to water filtration equipment field, specifically speaking are building engineering plumbing filter equipment.

Background

The water supply and drainage system generally refers to a city water supply system and a drainage system. With the technological progress, the quality requirement of people on daily domestic water is higher and higher, and simultaneously a large amount of waste water is generated in life or industry, at this time, a water filtering device is needed to be used to separate dirt from water, and when the water filtering device works in an area with poor water quality, particularly a water area with high content of particulate matters such as mixture, silt, rust and the like, a large amount of particulate matters are easy to accumulate in the water filtering device to form a filter cake, so that the filtering efficiency of the water filter is greatly reduced, and even the water filter is completely blocked. The existing filtering device needs to be frequently disassembled and cleaned for solving the problem of blockage, and the filter element is replaced, so that the cost is high, and time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a building engineering plumbing filter equipment for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

a water supply and drainage filtering device for building engineering comprises a filtering box, wherein a water outlet is formed in the left side of the filtering box, a water inlet is formed in the right side of the filtering box, a filter screen is fixedly installed at the water outlet, the water inlet of the filtering box is fixedly connected with a water inlet pipe, the water outlet of the filtering box is fixedly connected with a water outlet pipe, an auger is arranged inside the water inlet pipe, the middle part and the right end of the auger are both installed inside the water inlet pipe through a shaft seat, a transverse guide rod is fixedly installed inside the filtering box, a guide sleeve is sleeved on the side surface of the guide rod, two vertical scraping plates are hinged on the left side of the guide sleeve, vertical right-angle limiting blocks are arranged on the inner sides of the two scraping plates, vertical acute-angle limiting blocks are arranged on the outer sides of the two scraping plates, a right-angle limiting, two round holes are formed in the bottom of the filter box, the two round holes are fixedly connected with the circular tube, and the lower end of the circular tube is fixedly connected with the sewage box.

According to the water supply and drainage filtering device for the building engineering, the gate valve is fixedly installed in the middle of the circular pipe.

According to the water supply and drainage filtering device for the building engineering, the sealing rings are fixedly arranged at the connecting part of the outer side of the filtering box and the water inlet pipe and the connecting part of the outer side of the filtering box and the water outlet pipe.

According to the water supply and drainage filtering device for the building engineering, the inner sides of the two vertical plates close to the right are provided with the guide grooves, and the eccentric wheels are inserted into the guide grooves.

According to the water supply and drainage filtering device for the building engineering, the cross section of the guide rod is square, and the guide sleeve is of a square tubular structure.

According to the water supply and drainage filtering device for the building engineering, the lower end of the circular pipe is in threaded connection with the sewage tank.

The utility model has the advantages that: the utility model is suitable for a building engineering water supply and drainage's prefilter can filter most solid particulate matter, can self-cleaning filter screen when filterable, has effectively prevented the filter screen jam, has prolonged the life-span of this device, has reduced the cost of changing the filter screen. Water flows into the filter box from the water inlet pipe, one part of dirt directly enters the dirt box through the circular pipe, the other part of dirt is intercepted by the filter screen, the auger is driven to rotate by water flow, the eccentric wheel rotates along with the auger, the two vertical plates are stressed to reciprocate back and forth, the guide sleeve and the scraper plate also reciprocate back and forth, when the guide sleeve moves backwards, the pressure of the water on the scraper plate at the rear part and the supporting force of the corresponding right-angle limiting block are balanced, the left end of the scraper plate at the rear part vertically contacts with the filter screen, the dirt attached to the rear part of the filter screen is cleaned, and the scraper plate at the front part is inclined by the pressure of; when the guide sleeve moves forwards, the scraper blade positioned in front cleans up the dirt attached to the front of the filter screen and does reciprocating motion continuously, so that the filter screen is not blocked by the dirt, the dirt is precipitated in the dirt box, and the scraper blade is only contacted with each position of the filter screen once in one period of the reciprocating motion, thereby reducing the abrasion between the scraper blade and the filter screen and prolonging the service life; the acute angle stopper can prevent that the scraper blade from pasting the uide bushing outside tightly, guarantees that the scraper blade can get back to the work position.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; fig. 3 is an enlarged view of a portion i of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A water supply and drainage filtering device for building engineering comprises a filtering box 1, wherein a water outlet 2 is formed in the left side of the filtering box 1, a water inlet 3 is formed in the right side of the filtering box 1, a filtering screen 4 is fixedly installed at the position of the water outlet 2, the position of the water inlet 3 of the filtering box 1 is fixedly connected with a water inlet pipe 5, the position of the water outlet 2 of the filtering box 1 is fixedly connected with a water outlet pipe 6, an auger 7 is arranged inside the water inlet pipe 5, the middle part and the right end of the auger 7 are both installed inside the water inlet pipe 5 through a shaft seat 8, a transverse guide rod 9 is fixedly installed inside the filtering box 1, a guide sleeve 10 is sleeved on the side surface of the guide rod 9, two vertical scraping plates 11 are hinged on the left side of the guide sleeve 10, vertical right-angle limiting blocks 12 are respectively arranged on the inner sides of the two scraping plates 11, vertical acute-angle limiting blocks 13, the left end of the packing auger 7 is fixedly provided with an eccentric wheel 16, the side surface of the eccentric wheel 16 is contacted with the inner sides of the two vertical plates 14, the bottom of the filter box 1 is provided with two round holes 17, the two round holes 17 are both fixedly connected with a round pipe 18, and the lower end of the round pipe 18 is fixedly connected with a sewage box 19. The utility model is suitable for a building engineering water supply and drainage's prefilter can filter most solid particulate matter, can self-cleaning filter screen when filterable, has effectively prevented the filter screen jam, has prolonged the life-span of this device, has reduced the cost of changing the filter screen. Water flows into the filter box 1 from the water inlet pipe 5, a part of dirt directly enters the dirt box 19 through the round pipe 18, the other part of dirt is intercepted by the filter screen 4, the auger 7 is driven by water flow to rotate, the eccentric wheel 15 rotates along with the auger 7, the two vertical plates 14 are stressed to reciprocate back and forth, the guide sleeve 10 and the scraper 11 also reciprocate back and forth, when the guide sleeve 10 moves back, the pressure of the water on the scraper 11 positioned at the back and the supporting force of the corresponding right-angle limiting block 12 are balanced, the left end of the scraper 11 positioned at the back vertically contacts with the filter screen 4, the dirt attached to the back of the filter screen 4 is cleaned, and the scraper 11 positioned at the front is inclined by the pressure of the water and does not contact; when the guide sleeve 10 moves forwards, in the same way, the scraper 11 positioned in front cleans away the dirt attached to the front of the filter screen 4, and does reciprocating motion continuously to ensure that the filter screen 4 is not blocked by the dirt and the dirt is precipitated in the dirt box, and the scraper 11 is only contacted with each position of the filter screen 4 once in one cycle of the reciprocating motion, so that the abrasion between the scraper 11 and the filter screen 4 is reduced, and the service life is prolonged; the acute angle limiting block 13 can prevent the scraper 11 from tightly adhering to the outer side of the guide sleeve, and ensure that the scraper 11 can return to the working position.

Specifically, as shown in the figure, the gate valve 20 is fixedly installed in the middle of the circular tube 18 according to the embodiment. Can close gate valve 20 during drainage, pull down filth case 19 and clear up the filth, repack filth case 19, open gate valve 20 and continue to collect the filth, need not stop work can clear up the filth, improves work efficiency.

Specifically, as shown in the figure, the joint between the outer side of the filter tank 1 and the water inlet pipe 5 and the joint between the outer side of the filter tank 1 and the water outlet pipe 6 are both fixedly provided with a sealing ring 21. The seal ring 21 blocks the gap at the corresponding joint to prevent leakage.

Further, as shown in the figure, the two vertical plates 14 of the embodiment are provided with a guide groove 15 at the inner side of the right, and the eccentric wheel 16 is inserted into the guide groove 15. The guide groove 15 limits the rotation of the vertical plate 14, prevents the scraper 11 from inclining and ensures that the scraper 11 is in good contact with the filter screen.

Further, as shown in fig. 2, the cross section of the guide rod 9 of the present embodiment is square, and the guide sleeve 10 is a square tubular structure. The rotation of the guide sleeve 10 is limited, so that the guide sleeve 10 can only move back and forth, the scraper 11 is prevented from inclining, and the scraper 11 is ensured to be in good contact with the filter screen.

Furthermore, as shown in the figure, the connection mode of the lower end of the round tube 18 and the dirt box 19 is a threaded connection. This device needs regularly to clear up the filth, and threaded connection conveniently dismantles filth case 19.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a building engineering plumbing filter equipment which characterized in that: comprises a filter box (1), a water outlet (2) is arranged on the left side of the filter box (1), a water inlet (3) is arranged on the right side of the filter box (1), a filter screen (4) is fixedly arranged at the water outlet (2), the water inlet (3) of the filter box (1) is fixedly connected with a water inlet pipe (5), the water outlet (2) of the filter box (1) is fixedly connected with a water outlet pipe (6), an auger (7) is arranged inside the water inlet pipe (5), the middle part and the right end of the auger (7) are both arranged inside the water inlet pipe (5) through an axle seat (8), a transverse guide rod (9) is fixedly arranged inside the filter box (1), a guide sleeve (10) is sleeved on the side surface of the guide rod (9), the left side of the guide sleeve (10) is hinged with two vertical scraping plates (11), vertical right-angle limiting blocks (12) are arranged on the inner sides of the two, the device comprises a right-angle limiting block (12) and an acute-angle limiting block (13) which are fixedly mounted on a guide sleeve (10), vertical plates (14) are fixedly mounted at the front end and the rear end of the right side of the guide sleeve (10), an eccentric wheel (16) is fixedly mounted at the left end of an auger (7), the side face of the eccentric wheel (16) is in contact with the inner sides of the two vertical plates (14), two round holes (17) are formed in the bottom of a filter box (1), the two round holes (17) are fixedly connected with a round pipe (18), and the lower end of the round pipe (18) is fixedly connected.

2. A construction engineering water supply and drainage filter device according to claim 1, wherein: and a gate valve (20) is fixedly arranged in the middle of the circular tube (18).

3. A construction engineering water supply and drainage filter device according to claim 1, wherein: and sealing rings (21) are fixedly arranged at the joint of the outer side of the filter box (1) and the water inlet pipe (5) and the joint of the outer side of the filter box (1) and the water outlet pipe (6).

4. A construction engineering water supply and drainage filter device according to claim 1, wherein: a guide groove (15) is formed in the inner sides of the two vertical plates (14) close to the right, and an eccentric wheel (16) is inserted into the guide groove (15).

5. A construction engineering water supply and drainage filter device according to claim 1, wherein: the cross section of the guide rod (9) is square, and the guide sleeve (10) is of a square tubular structure.

6. A construction engineering water supply and drainage filter device according to claim 1, wherein: the lower end of the circular tube (18) is connected with the sewage tank (19) in a threaded manner.