CN114351797A - A filter type non-negative pressure water supply device - Google Patents

Abstract

The invention discloses a filter type non-negative pressure water supply device, which relates to the technical field of water supply equipment and comprises a bottom plate, a filter element replaceable filter unit, a buffer unit and a protection unit; the middle part of the upper surface of the bottom plate is fixedly connected with the lower surface of the non-negative-pressure water supply equipment body, and the input end of the non-negative-pressure water supply equipment body is electrically connected with the output end of the external control switch group; removable filter core filter unit contains bearing, screw rod, connecting plate, traveller one, sliding plate, rectangle closing plate, active carbon filter core, a section of thick bamboo, rectangle rose box and fixed block of intaking, the one end side water inlet department of no negative pressure water supply equipment body and the one end side fixed connection of rectangle rose box. Can filter the impurity of aquatic, avoid causing the water permeability variation of device for can be better supply water to the district, can also cushion the vibration that its work produced, avoid damaging inside components and parts, improve life.

Description

A filter type non-negative pressure water supply device

technical field

The invention relates to the technical field of water supply equipment, in particular to a filter type non-negative pressure water supply device.

Background technique

The non-negative pressure water supply equipment is a pressurized water supply unit, which is directly connected to the municipal water supply pipe network, and superimposed in series on the basis of the residual pressure of the municipal pipe network to ensure that the pressure of the municipal pipe network is not less than the set protection pressure. The core of water supply equipment and pipe network stacking (no negative pressure) water supply equipment is how to prevent negative pressure from being generated during the operation of the secondary pressurized water supply system, eliminate the impact of unit operation on the municipal pipe network, and ensure that it does not affect the water use of nearby users. On the premise of realizing safe, reliable, stable and water supply.

The existing technology cannot filter the impurities in the water, so it is easy to cause a certain damage to the device, resulting in poor water permeability of the device, making it impossible to better supply water to the community, and also not able to generate vibration caused by its work. For buffering, it is easy to damage the internal components, reduce the service life, and be inconvenient to use. For this reason, we propose a filter-type non-negative pressure water supply device.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to overcome the existing defects and provide a filter type non-negative pressure water supply device, which can filter impurities in the water, avoid the deterioration of the water permeability of the device, and make it possible to better carry out The water supply can also buffer the vibration generated by its work, avoid damage to the internal components, improve the service life, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a filter type non-negative pressure water supply device, comprising a bottom plate, a replaceable filter element filter unit, a buffer unit and a protection unit;

Bottom plate: the middle part of the upper surface is fixedly connected with the lower surface of the non-negative pressure water supply equipment body, and the input end of the non-negative pressure water supply equipment body is electrically connected with the output end of the external control switch group;

Replaceable filter element filter unit: including bearing, screw, connecting plate, sliding column 1, sliding plate, rectangular sealing plate, activated carbon filter element, water inlet cylinder, rectangular filter box and fixed block, one end of the negative pressure water supply equipment The water outlet is fixedly connected to one side of the rectangular filter box, the other side of the rectangular filter box is fixedly connected to one side of the water inlet cylinder, the inner side of the rectangular filter box is frictionally connected to the side of the activated carbon filter element, and the rectangular filter The upper and middle parts of the two sides of the box are respectively fixedly connected with the side surfaces of the two correspondingly matched fixing blocks, the upper surface middle parts of the two fixing blocks are fixedly connected with the lower end of the sliding column 1, and the upper ends of the two sliding columns 1 are respectively connected with the connecting plate. The two ends of the lower surface are fixedly connected, and the side surfaces of the middle part of the two sliding columns are respectively vertically slidingly connected to the two ends of the upper surface of the sliding plate, and the lower surface of the sliding plate is fixedly connected to the middle part of the upper surface of the rectangular sealing plate. The middle part of the upper surface of the plate is threadedly connected with the side surface of the middle part of the screw rod, and the lower end side surface of the screw rod is rotatably connected to the middle part of the upper surface of the sliding plate through a bearing;

Buffer unit: installed on the four corners of the upper surface of the base plate;

Protection unit: installed in the middle of one side of the bottom plate.

The bottom plate plays the role of supporting and fixing. When water supply is required, open the external control switch group that controls the body of the non-negative pressure water supply equipment, and the body of the non-negative pressure water supply equipment works, so as to supply water, and the water enters the rectangular filter box through the water inlet cylinder. , so that the activated carbon filter element can filter and adsorb water, and the evolved water enters the body of the non-negative pressure water supply equipment. When the activated carbon filter element needs to be replaced, the screw is rotated to make the screw rotate around the bearing, so that the screw moves upward, and the screw drives the The bearing moves upward, the bearing drives the sliding plate to slide up along the sliding column, and the sliding plate drives the rectangular sealing plate to move upward. When the rectangular sealing plate moves to a certain extent, the lower surface of the rectangular sealing plate and the upper surface of the rectangular filter box are no longer in contact , so that the activated carbon filter element can be taken out, so as to facilitate the replacement of the activated carbon filter element, the connecting plate is used to support the screw, the fixed block is used to support the sliding column 1, and the buffer unit can buffer the vibration generated by the work of the non-negative pressure water supply equipment body. , so as to avoid vibration to the components inside the non-negative pressure water supply equipment body and prolong the service life. The protection unit can protect the outside of the non-negative pressure water supply equipment body to a certain extent, so as to avoid the external It was damaged and deformed by heavy objects, causing the problem of unable to supply water.

Further, the replaceable filter element filter unit further includes a turntable, and the upper end of the screw is fixedly connected to the center position of the lower surface of the turntable. Rotating the turntable drives the screw to rotate, and the turntable increases the rotation radius of the screw, making it easier and less laborious to rotate.

Further, the replaceable filter element filter unit further includes a rotating column, and the eccentric position of the upper surface of the rotating plate is rotatably connected with the side surface of the lower end of the rotating column. Holding the rotating column to rotate, it drives the rotating plate to rotate, the rotating plate drives the screw to rotate, and the rotating column makes it more convenient and fast to rotate the rotating plate.

Further, the replaceable filter element filter unit further includes a coarse filter screen, and the inner side surface of the other end of the water inlet cylinder is fixedly connected with a peripheral side surface of the coarse filter screen. The coarse filter screen can perform preliminary coarse filtration of water, making the filtration effect better.

Further, the replaceable filter element filter unit also includes a sealing strip and a sealing groove, the lower surface of the rectangular sealing plate is fixedly connected with the upper end of the sealing strip, and the upper end of the rectangular filter box is provided with a seal corresponding to the sealing strip. groove. The sealing strip enters the sealing groove, which makes the sealing effect better.

Further, the buffer unit includes a limit block, a second sliding column, a spring and a supporting bottom plate, and the four corners of the upper surface of the bottom plate are respectively connected to the middle side of the middle part of the four correspondingly matched sliding columns. The lower ends of the second two are fixedly connected to the four corners of the upper surface of the supporting base plate respectively, the upper ends of the four sliding columns 2 are respectively fixedly connected to the central positions of the lower surfaces of the four limit blocks, and the four sliding column two are located between the bottom plate and the supporting bottom plate. The movable sockets are respectively connected with springs. When vibration occurs, the bottom plate vibrates up and down, so that the bottom plate slides along the second sliding column. During the downward sliding process, the bottom plate compresses the spring, so that the elastic potential energy of the spring is converted into the elastic potential energy of the spring, thereby eliminating the vibration received. The supporting bottom plate is used for The second support slide, the limit block can prevent the spring from falling off.

Further, the protective unit includes a rotating shaft, a supporting ear, a rectangular supporting plate and a protective cover, the middle part of one end side of the bottom plate is fixedly connected with the side surface of the rectangular supporting plate, and the two ends of the upper surface of the rectangular supporting plate are respectively connected with the two sides. The lower ends of the correspondingly matched supporting ears are fixedly connected, and the side middle parts of the two supporting ears are movably connected with the lower end of one side of the protective cover through the rotating shaft, and the protective cover is correspondingly matched with the body of the non-negative pressure water supply equipment. When it is necessary to protect the body of the non-negative pressure water supply equipment, rotate the protective cover so that one end of the protective cover rotates around the rotating shaft. The negative pressure water supply equipment body is used for protection, the support ears are used to support the rotating shaft, and the rectangular support plate is used to fix the support ears.

Compared with the prior art, the beneficial effects of the present invention are: the filter type non-negative pressure water supply device has the following advantages:

1. The replaceable filter element filter unit set in this filter-type non-negative pressure water supply device makes it easy to replace the activated carbon filter element when the activated carbon filter element needs to be replaced for a long time. , which makes the filtering effect better.

2. The buffer unit set in this filter type non-negative pressure water supply device can buffer the vibration generated by the work of the non-negative pressure water supply equipment body, so as to avoid vibration to the components inside the non-negative pressure water supply equipment body and prolong the service life. .

3. The protection unit provided in this filter type non-negative pressure water supply device can protect the outside of the non-negative pressure water supply device body to a certain extent, so as to avoid the outside of the non-negative pressure water supply device body being smashed and deformed by heavy objects, resulting in the inability to supply water. The problem.

4. This filter type non-negative pressure water supply device can filter impurities in the water to avoid the deterioration of the water permeability of the device, so that it can better supply water to the community, and can also buffer the vibration generated by its work to avoid damage. Internal components to improve service life.

Description of drawings

Figure 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic diagram of the rear end structure of the present invention.

In the picture: 1 bottom plate, 2 no negative pressure water supply equipment body, 3 replaceable filter element filter unit, 31 rotating column, 32 rotating plate, 33 bearing, 34 screw, 35 connecting plate, 36 sliding column 1, 37 sliding plate, 38 rectangular seal Plate, 39 sealing strip, 310 sealing groove, 311 activated carbon filter element, 312 water inlet cylinder, 313 coarse filter screen, 314 rectangular filter box, 315 fixing block, 4 buffer unit, 41 limit block, 42 sliding column two, 43 spring, 44 Support bottom plate, 5 protective units, 51 rotating shaft, 52 supporting ears, 53 rectangular supporting plate, 54 protective cover.

Detailed ways

The technical solutions in 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. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to Figure 1-2, the present invention provides a technical solution:

Embodiment 1: a filter type non-negative pressure water supply device, comprising a bottom plate 1, a replaceable filter element filter unit 3, a buffer unit 4 and a protection unit 5;

The middle part of the upper surface of the bottom plate 1: is fixedly connected with the lower surface of the non-negative pressure water supply equipment body 2, and the input end of the non-negative pressure water supply equipment body 2 is electrically connected with the output end of the external control switch group;

Replaceable filter element filter unit 3: including bearing 33, screw 34, connecting plate 35, sliding column 1 36, sliding plate 37, rectangular sealing plate 38, activated carbon filter element 311, water inlet cylinder 312, rectangular filter box 314 and fixed block 315, no The water inlet on one side of the negative pressure water supply equipment body 2 is fixedly connected with one side of the rectangular filter box 314, the other side of the rectangular filter box 314 is fixedly connected with one side of the water inlet cylinder 312, and the inner side of the rectangular filter box 314 is connected with the activated carbon The sides of the filter element 311 are frictionally connected, the upper and middle parts of the two sides of the rectangular filter box 314 are respectively fixedly connected with the sides of the two correspondingly matched fixing blocks 315, and the upper surface middle of the two fixing blocks 315 is fixedly connected with the lower end of the sliding column 1 36. , the upper ends of the two sliding columns one 36 are respectively fixedly connected with the two ends of the lower surface of the connecting plate 35, and the middle side surfaces of the two sliding columns one 36 are vertically slidingly connected with the two ends of the upper surface of the sliding plate 37 respectively. The lower surface is fixedly connected to the middle of the upper surface of the rectangular sealing plate 38, the middle of the upper surface of the connecting plate 35 is threadedly connected to the middle side of the screw 34, and the lower side of the screw 34 is rotatably connected to the middle of the upper surface of the sliding plate 37 through the bearing 33;

Buffer unit 4: installed on the four corners of the upper surface of the base plate 1;

Protection unit 5: installed in the middle of one side of the bottom plate 1.

The bottom plate 1 plays the role of supporting and fixing. When water supply is required, the external control switch group that controls the body 2 of the non-negative pressure water supply equipment is turned on, and the body 2 of the non-negative pressure water supply equipment works, so as to supply water. The water enters through the water inlet cylinder 312. Inside the rectangular filter box 314, the activated carbon filter element 311 filters and adsorbs water, and the evolved water enters the inside of the non-negative pressure water supply equipment body 2. When the activated carbon filter element 311 needs to be replaced, the screw 34 is rotated to make the screw 34 go around The bearing 33 rotates, so that the screw 34 moves upward, the screw 34 drives the bearing 33 to move upward, the bearing 33 drives the sliding plate 37 to slide up along the sliding column one 36, and the sliding plate 37 drives the rectangular sealing plate 38 to move upward. When the rectangular sealing plate 38 moves After a certain degree, the lower surface of the rectangular sealing plate 38 is no longer in contact with the upper surface of the rectangular filter box 314, so that the activated carbon filter element 311 can be taken out, thereby facilitating the replacement of the activated carbon filter element 311. The connecting plate 35 is used to support the screw 34, The fixed block 315 is used to support the sliding column 1 36, and the buffer unit 4 can buffer the vibration generated by the operation of the non-negative pressure water supply equipment body 2, so as to prevent the vibration from causing damage to the components inside the non-negative pressure water supply equipment body 2. During the service life, the protection unit 5 can protect the outside of the non-negative pressure water supply equipment body 2 to a certain extent, so as to prevent the outside of the non-negative pressure water supply equipment body 2 from being smashed and deformed by heavy objects, resulting in the problem of unable to supply water.

The replaceable filter element filter unit 3 also includes a turntable 32 , and the upper end of the screw 34 is fixedly connected to the center of the lower surface of the turntable 32 . Rotating the turntable 32 drives the screw 34 to rotate, and the turntable 32 increases the rotation radius of the screw 34, which makes the rotation easier and less laborious.

The replaceable filter element filter unit 3 also includes a rotating column 31 , and the eccentric position of the upper surface of the rotating plate 32 is rotatably connected with the lower end side surface of the rotating column 31 . Holding the rotating column 31 and rotating, the rotating plate 32 is driven to rotate, the rotating plate 32 drives the screw 34 to rotate, and the rotating column 31 makes it possible to rotate the rotating plate 32 more conveniently and quickly.

The replaceable filter element filter unit 3 also includes a coarse filter screen 313 , and the inner side surface of the other end of the water inlet cylinder 312 is fixedly connected to the peripheral side surface of the coarse filter screen 313 . The coarse filter screen 313 can perform preliminary coarse filtration on the water, so that the filtration effect is better.

The replaceable filter element filter unit 3 also includes a sealing strip 39 and a sealing groove 310. The lower surface of the rectangular sealing plate 38 is fixedly connected to the upper end of the sealing strip 39, and the upper end of the rectangular filter box 314 is provided with a sealing groove 310 corresponding to the sealing strip 39. . The sealing strip 39 enters the sealing groove 310, so that the sealing effect is better.

Embodiment 2:

The difference between this embodiment and the first embodiment is that:

In this embodiment, the buffer unit 4 includes a limit block 41 , a second sliding column 42 , a spring 43 and a supporting bottom plate 44 , and the four corners of the upper surface of the bottom plate 1 are respectively vertically slidably connected with the middle side surfaces of the four corresponding sliding columns 42 . , the lower ends of the four sliding columns 42 are respectively fixedly connected with the four corners of the upper surface of the support base plate 44, the upper ends of the four sliding columns 42 are respectively fixedly connected with the center positions of the lower surfaces of the four limit blocks 41, and the four sliding columns 2 The parts of 42 between the bottom plate 1 and the supporting bottom plate 44 are respectively movably sleeved with springs 43 . When vibration occurs, the bottom plate 1 vibrates up and down, so that the bottom plate 1 slides along the second sliding column 42. During the downward sliding process, the bottom plate 1 compresses the spring 43, so that the elastic potential energy of the spring 43 is converted into the elastic potential energy of the spring 43, thereby eliminating the Vibration, the support bottom plate 44 is used to support the second sliding column 42, and the limit block 41 can prevent the spring 43 from falling off.

Embodiment three:

The difference between this embodiment and the first embodiment is that:

In this embodiment, the protective unit 5 includes a rotating shaft 51 , a supporting ear 52 , a rectangular supporting plate 53 and a protective cover 54 . The middle part of one end side of the bottom plate 1 is fixedly connected to the side surface of the rectangular supporting plate 53 , and the two ends of the upper surface of the rectangular supporting plate 53 are fixedly connected. They are respectively fixedly connected with the lower ends of the two corresponding supporting ears 52, and the middle of the side surfaces of the two supporting ears 52 are movably connected with the lower end of one end of the side surface of the protective cover 54 through the rotating shaft 51, and the protective cover 54 is matched with the body 2 of the non-negative pressure water supply equipment. . When it is necessary to protect the body 2 of the non-negative pressure water supply equipment, the protective cover 54 is rotated so that one end of the protective cover 54 rotates around the rotating shaft 51. When the protective cover 54 is rotated to a certain extent, the protective cover 54 is covered with no negative pressure water supply. The device body 2 is used to protect the non-negative pressure water supply device body 2 , the support ear 52 is used to support the rotating shaft 51 , and the rectangular support plate 53 is used to fix the support ear 52 .

In use: when water supply is required, open the external control switch group that controls the body 2 of the non-negative pressure water supply device, and the body 2 of the non-negative pressure water supply device works to supply water, and the water enters the rectangular filter box 314 through the water inlet cylinder 312 , so that the activated carbon filter element 311 filters and absorbs water, and the evolved water enters the inside of the non-negative pressure water supply equipment body 2. When the activated carbon filter element 311 needs to be replaced, hold the rotating column 31 to rotate, drive the rotating disk 32 to rotate, and the rotating disk 32 Drive the screw 34 to rotate, so that the screw 34 rotates around the bearing 33, so that the screw 34 moves upward, the screw 34 drives the bearing 33 to move upward, the bearing 33 drives the sliding plate 37 to slide up along the sliding column one 36, and the sliding plate 37 drives the rectangular sealing plate 38 moves upward, when the rectangular sealing plate 38 moves to a certain extent, the lower surface of the rectangular sealing plate 38 and the upper surface of the rectangular filter box 314 are no longer in contact, so that the activated carbon filter element 311 can be taken out, thereby facilitating the replacement of the activated carbon filter element 311 , when vibration occurs, the bottom plate 1 vibrates up and down, so that the bottom plate 1 slides along the sliding column 2 42. During the downward sliding process, the bottom plate 1 compresses the spring 43, so that the elastic potential energy of the spring 43 is converted into the elastic potential energy of the spring 43, thereby eliminating the When it is necessary to protect the body 2 of the non-negative pressure water supply equipment, the protective cover 54 is rotated so that one end of the protective cover 54 rotates around the rotating shaft 51. When the protective cover 54 rotates to a certain extent, the protective cover 54 is covered without Negative pressure water supply equipment body 2, so as to protect the non-negative pressure water supply equipment body 2.

It is worth noting that the core chip of the external control switch group disclosed in the above embodiment is a PLC single-chip microcomputer, and the body 2 of the non-negative pressure water supply equipment can be freely configured according to the actual application scene. It is recommended that the body 2 of the non-negative pressure water supply equipment select a box. Non-negative pressure water supply equipment. The external control switch group controls the operation of the main body 2 of the non-negative pressure water supply equipment using the methods commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. A filter type non-negative pressure water supply device, characterized in that: comprising a bottom plate (1), a replaceable filter element filter unit (3), a buffer unit (4) and a protection unit (5); The middle part of the upper surface of the bottom plate (1) is fixedly connected with the lower surface of the non-negative pressure water supply equipment body (2), and the input end of the non-negative pressure water supply equipment body (2) is electrically connected with the output end of the external control switch group; Replaceable filter element filter unit (3): including bearing (33), screw (34), connecting plate (35), sliding column one (36), sliding plate (37), rectangular sealing plate (38), activated carbon filter element (311) ), a water inlet cylinder (312), a rectangular filter box (314) and a fixing block (315), the water inlet on one side of the non-negative pressure water supply device body (2) is fixedly connected to one side of the rectangular filter box (314). , the other side of the rectangular filter box (314) is fixedly connected with one end of the water inlet cylinder (312), the inner side of the rectangular filter box (314) is frictionally connected to the side of the activated carbon filter element (311), and the rectangular The upper and middle parts of the two side surfaces of the filter box (314) are respectively fixedly connected with the side surfaces of the two correspondingly matched fixing blocks (315), and the upper surface middle parts of the two fixing blocks (315) are fixedly connected with the lower ends of the first sliding column (36). , the upper ends of the two sliding columns (36) are respectively fixedly connected with the two ends of the lower surface of the connecting plate (35), and the middle side surfaces of the two sliding columns (36) are respectively vertical to the two ends of the upper surface of the sliding plate (37). Straight sliding connection, the lower surface of the sliding plate (37) is fixedly connected with the middle part of the upper surface of the rectangular sealing plate (38), the middle part of the upper surface of the connecting plate (35) is screwed with the middle part of the side surface of the screw (34), The lower end side surface of the screw rod (34) is rotatably connected with the middle part of the upper surface of the sliding plate (37) through the bearing (33); Buffer unit (4): installed on the four corners of the upper surface of the base plate (1); Protection unit (5): installed in the middle of one side of the bottom plate (1). 2. A filter type non-negative pressure water supply device according to claim 1, characterized in that: the replaceable filter element filter unit (3) further comprises a turntable (32), and the upper end of the screw (34) is connected to the turntable The lower surface of (32) is fixedly connected at the center position. 3. A filter type non-negative pressure water supply device according to claim 2, characterized in that: the replaceable filter element filter unit (3) further comprises a rotating column (31), and the upper surface of the rotating disc (32) The eccentric position is rotatably connected with the side surface of the lower end of the rotating column (31). 4. A filter type non-negative pressure water supply device according to claim 3, characterized in that: the replaceable filter element filter unit (3) further comprises a coarse filter screen (313), and the water inlet cylinder (312) has a The inner side surface of the other end is fixedly connected with the peripheral side surface of the coarse filter screen (313). 5. A filter type non-negative pressure water supply device according to claim 4, characterized in that: the replaceable filter element filter unit (3) further comprises a sealing strip (39) and a sealing groove (310), the rectangular The lower surface of the sealing plate (38) is fixedly connected with the upper end of the sealing strip (39), and the upper end of the rectangular filter box (314) is provided with a sealing groove (310) corresponding to the sealing strip (39). 6. A filter type non-negative pressure water supply device according to claim 1, characterized in that: the buffer unit (4) comprises a limit block (41), a second sliding column (42), a spring (43) and A support bottom plate (44), the four corners of the upper surface of the bottom plate (1) are respectively vertically slidably connected with the middle side sides of the four correspondingly matched sliding columns (42), and the lower ends of the four sliding columns (42) are respectively connected with the support The four corners of the upper surface of the bottom plate (44) are fixedly connected, the upper ends of the four sliding columns (42) are respectively fixedly connected to the center positions of the lower surfaces of the four limit blocks (41), and the four sliding columns (42) are located on the bottom plate (42). 1) A spring (43) is movably sleeved on the part between the supporting bottom plate (44) and the supporting bottom plate (44). 7. A filter type non-negative pressure water supply device according to claim 1, characterized in that: the protection unit (5) comprises a rotating shaft (51), a support ear (52), a rectangular support plate (53) and a protection Cover (54), the middle part of one end side surface of the bottom plate (1) is fixedly connected with the side surface of the rectangular support plate (53), and the two ends of the upper surface of the rectangular support plate (53) are respectively matched with two supporting ears ( 52) are fixedly connected, and the middle of the side surfaces of the two support ears (52) are movably connected to the lower end of one side of the protective cover (54) through the rotating shaft (51), and the protective cover (54) is connected to the body ( 2) Corresponding coordination.

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