CN215483297U

CN215483297U - Back washing device of non-negative pressure water supply equipment

Info

Publication number: CN215483297U
Application number: CN202120067351.XU
Authority: CN
Inventors: 冯裕元
Original assignee: Shaanxi Shuide Environmental Protection Technology Co ltd
Current assignee: Shaanxi Shuide Environmental Protection Technology Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2022-01-11
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a back washing device of non-negative pressure water supply equipment, which comprises a non-negative pressure water supply cylinder, a high-pressure cleaning water delivery pipe fixedly connected with the bottom end of one side of the non-negative pressure water supply cylinder, a cleaning and sewage discharging output pipe fixedly connected with the bottom end of the other side of the non-negative pressure water supply cylinder, and a filter vat fixedly connected with the bottom end of the cleaning and sewage discharging output pipe and used for filtering sewage, wherein a second filter screen is horizontally arranged at the lower part of an inner cavity of the filter vat, a first filter screen is horizontally arranged right above the second filter screen, a frame is fixedly arranged on the peripheral sides of the first filter screen and the second filter screen, the frame is arranged on the wall of the inner cavity of the filter vat through bolts, and a W anti-clogging filter screen is arranged right above the first filter screen. This back washing unit of no negative pressure water supply equipment increases sewage filtration, not only is convenient for the filtration of sewage, and has and prevents blockking up the effect, improves the filtration efficiency of sewage.

Description

Back washing device of non-negative pressure water supply equipment

Technical Field

The utility model belongs to the technical field of non-negative pressure water supply, and particularly relates to a backwashing device of non-negative pressure water supply equipment.

Background

The non-negative pressure water supply equipment takes a municipal pipe network as a water source, fully utilizes the original pressure of the municipal pipe network, forms a closed continuous relay pressurization water supply mode, has good energy-saving effect, does not have secondary pollution of water quality, and is the development and extension of variable-frequency constant-pressure water supply equipment. In the non-negative pressure water supply equipment, a closed water tank used for a long time mostly deposits dirt, water scale or water quality and is easy to generate bacteria, and the interior of the water tank needs to be cleaned regularly.

When washing no negative pressure water supply section of thick bamboo at present, traditional sewage discharge in-process, solid dirt blocks up very easily, and this kind of mode of present direct discharge sewage can cause the waste of water resource.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a backwashing device of non-negative pressure water supply equipment, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a back washing device of non-negative pressure water supply equipment comprises a non-negative pressure water supply cylinder, a high-pressure cleaning water pipe fixedly connected with the bottom end of one side of the non-negative pressure water supply cylinder, a cleaning and sewage discharging output pipe fixedly connected with the bottom end of the other side of the non-negative pressure water supply cylinder, and a filter barrel fixedly connected with the bottom end of the cleaning and sewage discharging output pipe and used for filtering sewage;

the inner chamber lower part level of filter vat is provided with the second filter screen, and the level is provided with first filter screen directly over the second filter screen, first filter screen and second filter screen week side is fixed and is equipped with the frame, and the frame passes through the bolt and installs on the inner chamber wall of filter vat, is equipped with W directly over the first filter screen and prevents blockking up the filter screen, and W prevents blockking up the inside dirt that all is provided with in filter screen both sides and concentrates the concave net that is used for holding the dirt, has the drain pipe in filter vat bottom week side through connection, and the drain pipe passes through the water pump and is connected with external high-pressure spray rinsing pond.

Preferably: w prevents that the top intermediate position of blockking up the filter screen is provided with waterproof mounting box, and waterproof mounting box top is horizontal to be provided with the E bull stick, and the intermediate member of E bull stick is pegged graft in waterproof mounting box inner chamber, and installs the motor in the waterproof mounting box inner chamber, and the motor is connected with the intermediate member transmission of E bull stick through the conical gears that two intermeshing are connected.

Preferably, the top surface of the first filter screen is provided with an inverted T-shaped rotating rod, and a longitudinal rod piece of the T-shaped rotating rod is inserted into the waterproof mounting box and welded with a middle rod piece of the E-shaped rotating rod.

Preferably, the rod pieces of the E rotating rod and the T rotating rod are connected with the waterproof mounting box through bearings, and the bearings are embedded in the box wall of the waterproof mounting box.

Preferably, the top end of the filter barrel is provided with a detachable top cover, the inner wall of the detachable top cover is provided with an internal thread path in threaded connection with the filter barrel, and a through hole connected with a cleaning and sewage discharging output pipe is formed in the detachable top cover.

The utility model has the technical effects and advantages that: according to the backwashing device of the non-negative-pressure water supply equipment, the W anti-clogging filter screen, the dirt concentration concave screen, the drain pipe and the water pump are arranged, sewage enters the filter barrel and is primarily filtered on the W anti-clogging filter screen, solid dirt is concentrated and falls into the dirt concentration concave screen, water enters the first filter screen and the second filter screen from the side face of the W anti-clogging filter screen to be sequentially filtered, the water pump and the drain pipe are matched to input the filtered water into an external high-pressure spray washing water tank again for recycling, and compared with the existing non-negative-pressure water supply backwashing pollution discharge technology, a sewage filtering structure is added, so that the sewage is not only convenient to filter, and the backwashing device has an anti-clogging effect; the motor drives the E rotating rod and the T rotating rod to rotate through the bevel gear, accumulated solid dirt is cleaned, and the filtering efficiency of sewage is improved; this back washing unit of no negative pressure water supply equipment increases sewage filtration, not only is convenient for the filtration of sewage, and has and prevents blockking up the effect, improves the filtration efficiency of sewage.

Drawings

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

FIG. 2 is a cross-sectional view of a filter basket of the present invention;

FIG. 3 is a partial cross-sectional view of the W anti-clogging filter screen of the present invention;

fig. 4 is a schematic view of the structure of the detachable top cover of the present invention.

In the figure: 1. a non-negative pressure water supply cylinder; 2. cleaning the water delivery pipe at high pressure; 3. a filter vat; 4. cleaning a sewage discharge output pipe; 5. a drain pipe; 6. a water pump; 7. disassembling the top cover; 8. w is an anti-clogging filter screen; 9. a dirt-collecting concave net; 10. e, rotating a rod; 11. a waterproof mounting box; 12. a first filter screen; 13. a second filter screen; 14. t rotating rod; 15. a bevel gear; 16. a motor; 17. an internal thread path; 18. a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a back washing device of non-negative pressure water supply equipment as shown in figures 1-4, which comprises a non-negative pressure water supply cylinder 1, a high-pressure cleaning water pipe 2 fixedly connected with the bottom end of one side of the non-negative pressure water supply cylinder 1, a cleaning and sewage discharging output pipe 4 fixedly connected with the bottom end of the other side of the non-negative pressure water supply cylinder 1, and a filter barrel 3 fixedly connected with the bottom end of the cleaning and sewage discharging output pipe 4 and used for filtering sewage;

the lower part of the inner cavity of the filter barrel 3 is horizontally provided with a second filter screen 13, a first filter screen 12 is horizontally arranged right above the second filter screen 13, the sides of the first filter screen 12 and the second filter screen 13 are fixedly provided with frames, the frames are arranged on the inner cavity wall of the filter barrel 3 through bolts, a W anti-clogging filter screen 8 is arranged right above the first filter screen 12, dirt concentration concave screens 9 for containing dirt are arranged inside two sides of the W anti-clogging filter screen 8, a drain pipe 5 is connected with the bottom end periphery of the filter barrel 3 in a penetrating way, the drain pipe 5 is connected with an external high-pressure spray washing water tank through a water pump 6, after sewage enters the filter barrel 3, primary filtration is carried out on the W anti-clogging filter screen 8, solid dirt is concentrated and falls into the dirt concentration concave screens 9, water enters the first filter screen 12 and the second filter screen 13 from the side surface of the W anti-clogging filter screen 8 for sequential filtration, the water pump 6 and the drain pipe 5 are matched to input the filtered water into the external high-pressure spray washing water tank again for cyclic utilization.

Specifically, the method comprises the following steps: w prevents that it is provided with waterproof mounting box 11 to block up the top intermediate position of

filter screen

8, 11 top horizontal E bull stick 10 that are provided with of waterproof mounting box, the middle member of E bull stick 10 is pegged graft in 11 inner chambers of waterproof mounting box, and install motor 16 in 11 inner chambers of waterproof mounting box, motor 16 is connected with the middle member transmission of E bull stick 10 through two bevel gear 15 that intermeshing connects, motor 16 drives E bull stick 10 through bevel gear 15 and rotates, it clears up accumulational solid dirt on the filter screen 8 to prevent blockking up W.

Specifically, first filter screen 12 top surface is provided with and is the T bull stick 14 of invering, and in the waterproof mounting box 11 of vertical member insertion of T bull stick 14, and with the middle member welding of E bull stick 10, motor 16 drives T bull stick 14 when driving E bull stick 10 pivoted, clears up the solid dirt that piles up on first filter 12.

Specifically, the rod members of the E rotating rod 10 and the T rotating rod 14 are connected with the waterproof mounting box 11 through bearings, and the bearings are embedded in the box wall of the waterproof mounting box 11.

Specifically, the top end of the filter barrel 3 is provided with a detachable top cover 7, the inner wall of the detachable top cover 7 is provided with an internal thread path 17 in threaded connection with the filter barrel 3, and a through hole 18 connected with the cleaning and sewage discharging output pipe 4 is formed in the detachable top cover 7.

The working principle of the back washing device of the non-negative pressure water supply equipment is that when the back washing device is used, the inner cavity of the non-negative pressure water supply cylinder 1 is washed by the high-pressure pump from an external high-pressure spray washing water tank through the high-pressure cleaning water pipe 2, sewage flows into the filter barrel 3 from the cleaning and sewage discharging output pipe 4, after entering the filter barrel 3, preliminary filtration is carried out on the W anti-clogging filter screen 8, solid dirt is concentrated and falls into the dirt concentration concave screen 9, water enters the first filter screen 12 and the second filter screen 13 from the side surface of the W anti-clogging filter screen 8 to be sequentially filtered, the water pump 6 and the drain pipe 5 are matched to input the filtered water into the external high-pressure spray washing water tank again for cyclic utilization, the motor 16 drives the E rotating rod 10 to rotate through the bevel gear 15 to clean the solid dirt accumulated on the W anti-clogging filter screen 8, the motor 16 drives the E rotating rod 10 to rotate and simultaneously drives the T rotating rod 14, the solid dirt accumulated on the first filter 12 is cleaned. This back washing unit of no negative pressure water supply equipment increases sewage filtration, not only is convenient for the filtration of sewage, and has and prevents blockking up the effect, improves the filtration efficiency of sewage.

Claims

1. The utility model provides a back washing unit of no negative pressure water supply equipment, includes no negative pressure water supply section of thick bamboo (1), high-pressure cleaning raceway (2) of the no negative pressure water supply section of thick bamboo of fixed connection (1) one side bottom, fixed connection wash blowdown output tube (4) and fixed connection at no negative pressure water supply section of thick bamboo (1) opposite side bottom just are used for filtering filter vat (3) of blowdown output tube (4) bottom, its characterized in that:

inner chamber lower part level of filter vat (3) is provided with second filter screen (13), and the level is provided with first filter screen (12) directly over second filter screen (13), fixed being equipped with frame in all sides of first filter screen (12) and second filter screen (13), and the frame passes through the bolt and installs on the inner chamber wall of filter vat (3), is equipped with W directly over first filter screen (12) and prevents blockking up filter screen (8), and W prevents blockking up inside the concentrated concave net of dirt (9) that all are provided with the dirt that is used for holding the dirt of filter screen (8) both sides, has drain pipe (5) in filter vat (3) bottom week side through connection, and drain pipe (5) are connected with external high-pressure spray wash basin through water pump (6).

2. The backwashing device of the non-negative pressure water supply apparatus according to claim 1, wherein: w prevents that the top intermediate position of blockking up filter screen (8) is provided with waterproof mounting box (11), and waterproof mounting box (11) top is horizontal to be provided with E bull stick (10), and the intermediate member of E bull stick (10) is pegged graft in waterproof mounting box (11) inner chamber, and installs motor (16) in waterproof mounting box (11) inner chamber, and motor (16) are connected with the intermediate member transmission of E bull stick (10) through two conical gear (15) that intermeshing connects.

3. The backwashing device of the non-negative pressure water supply apparatus according to claim 2, wherein: the top surface of the first filter screen (12) is provided with an inverted T-shaped rotating rod (14), and a longitudinal rod piece of the T-shaped rotating rod (14) is inserted into the waterproof mounting box (11) and is welded with a middle rod piece of the E-shaped rotating rod (10).

4. The backwashing device of the non-negative pressure water supply apparatus according to claim 3, wherein: the rod pieces of the E rotating rod (10) and the T rotating rod (14) are connected with the waterproof mounting box (11) through bearings, and the bearings are embedded in the box wall of the waterproof mounting box (11).

5. The backwashing device of the non-negative pressure water supply apparatus according to claim 1, wherein: the top of filter vat (3) is provided with dismantlement top cap (7), and the inner wall of dismantling top cap (7) is equipped with internal thread tooth way (17) with filter vat (3) threaded connection, sets up through-hole (18) with washing blowdown output tube (4) connection in dismantling top cap (7).