CN204625363U - Water purifying plant - Google Patents

Abstract

The utility model discloses a kind of water purifying plant, comprising: the apparatus casing being provided with guide rail and joint, guide rail is provided with the first drive mechanism; Composite filter element, composite filter element is provided with guide groove and interface, and composite filter element is located in apparatus casing and guide rail is engaged in guide groove; Handle, handle is pivotably mounted on composite filter element between locked position and off-position, and handle is provided with the second drive mechanism, and handle is when locked position, second drive mechanism coordinates with the first drive mechanism, and composite filter element is pressed in apparatus casing and interface docks with joint; Handle is when off-position, and composite filter element is released to allow interface and joint to depart from.The composite filter element become one by multiple Water warfare filter material is adopted according to water purifying plant of the present utility model, pipeline can be simplified connect and install and change, the risk point that leaks is few, user's experience is high, and use cost is low, and has the advantages such as composite filter element easy accessibility.

Description

Water purification equipment

technical field

The utility model relates to the technical field of electric appliance manufacturing, in particular to a water purification device.

Background technique

The water purification equipment in the related art adopts PP (polypropylene fiber) cotton as a pre-filter element, and then connects RO (reverse osmosis) filter elements in series, etc., and performs water purification treatment by multi-stage filter elements. The pipeline connection of the whole water purification equipment is complex, inconvenient to install and replace, and there are many joints connected, so there are many risk points of water leakage. In addition, the service life of multi-stage filter elements is inconsistent. Users need to replace as many as 3 to 5 filter elements. Frequent purchase of filter elements requires professional replacement, which affects user experience and high cost. For this reason, a water purification device using a composite filter element integrated with various water purification filter materials has been proposed in the related art, but the installation and disassembly of the composite filter element and the equipment housing are troublesome.

Utility model content

The utility model aims to solve one of the above-mentioned technical problems in the related art at least to a certain extent. For this reason, the utility model proposes a water purification equipment, which adopts a composite filter element integrated with various water purification filter materials, which can simplify pipeline connection, installation and replacement, reduce the risk of water leakage, and improve user experience. High, low cost of use, and has the advantages of easy disassembly and assembly of the composite filter element.

In order to achieve the above purpose, according to the utility model, a water purification device is proposed, the water purification device includes: a device housing, a guide rail and a joint are provided on the device housing, and a first transmission structure is provided on the guide rail; Composite filter element, the composite filter element is provided with a guide groove and an interface, the composite filter element is arranged in the equipment casing and the guide rail fits in the guide groove; the handle, the handle is in the locking position and the release position Pivotably installed on the composite filter element, the handle is provided with a second transmission structure, wherein, when the handle is in the locked position, the second transmission structure and the first transmission structure, the composite filter element is compressed in the equipment housing and the interface is docked with the joint; when the handle is in the release position, the second transmission structure and the first transmission structure disengaged, the composite cartridge is released to allow the interface to be disengaged from the adapter.

The water purification equipment according to the utility model adopts a composite filter element integrating various water purification filter materials, which can simplify pipeline connection, installation and replacement, has less water leakage risk points, high user experience, low use cost, and has the advantages of composite The filter element is easy to disassemble and assemble.

In addition, the water purification equipment according to the utility model can also have the following additional technical features:

There are two guide rails and they are respectively arranged on the inner top wall and inner bottom wall of the equipment housing, and there are two guide grooves and they are respectively arranged on the outer top wall and outer bottom wall of the composite filter element, The two guide rails are fitted in the two guide grooves respectively.

The two guide rails are respectively provided with the first transmission structure, the upper and lower ends of the handle can be pivotally mounted on the composite filter element and respectively provided with the second transmission structure, and the handle is When the locked position, the two second transmission structures cooperate with the two first transmission structures respectively, and when the handle is in the release position, the two second transmission structures cooperate with the two first transmission structures respectively. A transmission structure disengages.

The handle includes: a vertical limb; an upper horizontal limb, one end of which is connected to the upper end of the vertical limb and the other end is pivotally mounted on the composite filter core; a lower horizontal limb, the One end of the lower horizontal limb is connected to the lower end of the vertical limb and the other end is pivotally mounted on the composite filter element, and the ends of the upper horizontal limb and the lower horizontal limb away from the vertical limb are respectively The second transmission structure is provided.

The upper end and the lower end of the composite filter element are respectively provided with handle installation grooves communicating with the corresponding guide grooves, and the upper end and lower end of the handle are respectively pivotably installed in the corresponding handle installation grooves.

There are two handles and they are respectively pivotally mounted on the composite filter element between the locking position and the releasing position, wherein the two handles are far away from each other in the locking position and close to each other in the release position.

The first transmission structure is a card table and the second transmission structure is a card hand. When the handle is in the locked position, the card hand presses outward on the card table. The handle is in the locked position. At the release position, the card hand is disengaged from the card platform.

The first transmission structure is a rack and the second transmission structure is a gear, the gear meshes with the rack when the handle is in the locked position, and the gear is engaged with the rack when the handle is in the release position. The gear is disengaged from the rack.

The cross-sections of the guide rail and the guide groove are mutually matched T-shaped.

The interface is opposite to the handle in the radial direction of the composite filter element.

A reinforcing rib is provided at the joint between the joint and the equipment casing.

An annular groove extending along the circumference of the joint is provided on the outer peripheral surface of the joint, and a joint sealing ring is arranged in the annular groove.

The composite filter element includes: an outer casing, the guide groove is arranged on the outer casing, and the handle is pivotally mounted on the outer casing; a filter bottle, the filter bottle is arranged in the outer casing , the interface is arranged on the filter bottle and exposed from the outer casing; the pretreatment filter element is arranged in the filter bottle; the filter membrane assembly is nested in the Inside the pretreatment filter.

The interface includes a raw water inlet, a pure water outlet, and a concentrated water outlet on the top of the filter bottle, as well as a pretreatment water outlet and a pressurized pretreatment water inlet at the bottom of the filter bottle. The joint includes The raw water inlet joint, the pure water outlet joint and the concentrated water outlet joint arranged on the top of the equipment housing, and the pretreatment water outlet joint and pressurized pretreatment water inlet joint arranged at the bottom of the equipment housing, the handle is In the locked position, the raw water inlet is connected to the raw water inlet connector, the pure water outlet is connected to the pure water outlet connector, and the concentrated water outlet is connected to the concentrated water outlet connector , the pretreatment water outlet is docked with the pretreatment water outlet connector, and the pressurized pretreatment water inlet is docked with the pressurized pretreatment water inlet connector.

The pure water outlet is nested in the concentrated water outlet, the pressurized pretreatment water inlet is nested in the pretreatment water outlet; the pure water outlet joint is nested in the concentrated water outlet joint , the pressurized pretreatment water inlet joint is nested in the pretreatment water outlet joint.

The outer casing includes a middle casing, an upper casing detachably installed on the upper end of the middle casing, and a lower casing detachably installed on the lower end of the middle casing, and the guide groove is arranged on the upper casing. On the casing and/or on the lower casing, the handle is pivotally mounted on the upper casing and/or on the lower casing.

The pretreatment filter element includes a PP outer layer, an active carbon middle layer and a microfiltration inner layer or an ultrafiltration inner layer.

The filter membrane assembly includes a central water collection pipe and a filter membrane wound on the central water collection pipe.

The filter membrane is a reverse osmosis membrane, an ultrafiltration membrane or a nanofiltration membrane.

Description of drawings

Fig. 1 is an exploded view of a water purification device according to an embodiment of the present invention.

Fig. 2 is an exploded view of the composite filter element and the handle of the water purification device according to the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a water purification device according to an embodiment of the present invention.

Fig. 4 is a schematic diagram of a partial structure of a water purifying device according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of a composite filter element of a water purification device according to an embodiment of the present invention.

Fig. 6 is a cross-sectional view of a composite filter element of a water purification device according to an embodiment of the present invention.

Fig. 7 is a schematic diagram of the internal structure of the composite filter element of the water purification equipment according to the embodiment of the present utility model.

Reference signs: water purification equipment 1, equipment housing 20, guide rail 21, first transmission structure 22, joint sealing ring 23, raw water inlet joint 24, pure water outlet joint 25, concentrated water outlet joint 26, pretreatment water outlet joint 27. Pressurized pretreatment water inlet joint 28, reinforcing rib 29, outer casing 11, guide groove 12, handle installation groove 13, upper casing 14, middle casing 15, lower casing 16, handle 30, second transmission structure 31, vertical limb 32, upper horizontal limb 33, lower horizontal limb 34;

Composite filter element 10, filter bottle 100, raw water inlet 110, pure water outlet 120, concentrated water outlet 130, pretreatment outlet 140, pressurized pretreatment inlet 150, filter housing 160, gland 170, top cover 180 , Avoidance through hole 171, radial seal ring 181, support platform 161, pretreatment filter element 200, outer layer 210, middle layer 220, inner layer 230, filter membrane assembly 300, central water collection pipe 310, filter membrane 320, split shell 400, End face sealing ring 410, filter element bottom cover 500.

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

The following describes the water purification device 1 according to the embodiment of the present utility model with reference to the accompanying drawings.

As shown in FIGS. 1-7 , the water purification device 1 according to the embodiment of the present invention includes a device housing 20 , a composite filter element 10 and a handle 30 .

The equipment casing 20 is provided with a guide rail 21 and a joint, and the guide rail 21 is provided with a first transmission structure 22 . The composite filter element 10 is provided with a guide groove 12 and an interface, the composite filter element 10 is arranged in the device housing 20 , and the guide rail 21 fits in the guide groove 12 . The handle 30 is pivotably mounted on the composite filter element 10 between a locking position and a releasing position, and a second transmission structure 31 is provided on the handle 30 .

Wherein, when the handle 30 is in the locked position, the second transmission structure 31 cooperates with the first transmission structure 22 , the composite filter element 10 is pressed by the handle 30 in the equipment casing 20 and the interface is docked with the joint. When the handle 30 is at the release position, the second transmission structure 31 is disengaged from the first transmission structure 22, and the composite filter element 10 is released by the handle 30 to allow the interface to be disengaged from the joint.

The disassembly and assembly process of the composite filter element 10 of the water purification device 1 according to the embodiment of the present utility model is described below.

In the process of installing the composite filter element 10, first turn the handle 30 to the release position, hold the handle 30 and align the guide groove 12 on the composite filter element 10 with the guide rail 21 on the water purification equipment 1, and then move the composite filter element along the guide rail 21. The filter element 10 is pushed into the equipment casing 20, when the interface of the composite filter element 10 touches the joint of the equipment casing 20, the composite filter element 10 encounters resistance, at this time, the handle 30 is turned to the locking position, and the second transmission The structure 31 cooperates with the first transmission structure 22, and uses the leverage of the handle 30 to further press the composite filter element 10 into the equipment casing 20, and make the interface of the composite filter element 10 dock with the joint of the equipment casing 20 to complete the installation of the composite filter element 10 .

In the process of disassembling the composite filter element 10, the handle 30 is first rotated to the release position, the second transmission structure 31 is separated from the first transmission structure 22, and the composite filter element 10 is pulled outwards by holding the handle 30 so that the composite filter element 10 moves along the guide rail 21. Slide out the equipment housing 20 to complete the disassembly of the composite filter element 10 .

According to the water purification equipment 1 of the embodiment of the utility model, by adopting the composite filter element 10 integrating various filter materials, it can replace the multi-stage filter element in the existing water purification equipment, which not only can simplify the pipeline connection, facilitate installation and Replacement, and can reduce the number of joints, thereby reducing the risk of water leakage. Moreover, the multiple filter materials in the composite filter element 10 have the same service life, which eliminates the inconvenience of frequent replacement of different filter elements and greatly reduces the use cost. In addition, guide rails 21 and guide grooves 12 are respectively provided on the equipment housing 20 and the composite filter element 10, and a pivotable handle 30 is further provided on the composite filter element 10, and a first transmission structure 22 is respectively provided on the guide rail 21 and the handle 30. and the second transmission structure 31, so that when the composite filter element 10 is installed, the leverage of the handle 30 can be used to make the interface of the composite filter element 10 and the joint of the equipment housing 20 reliably docked, and when the composite filter element 10 is disassembled, the handle can be pulled 30 to pull the composite filter element 10 out of the guide rail 21, thereby facilitating the disassembly and assembly of the composite filter element 10. Therefore, the water purification device 1 according to the embodiment of the present utility model adopts a composite filter element integrating various water purification filter materials, which can simplify pipeline connection, installation and replacement, and has fewer risk points of water leakage, high user experience, and low cost of use. Low, and has the advantages of easy disassembly and assembly of the composite filter element.

The water purification device 1 according to a specific embodiment of the present invention will be described below with reference to the accompanying drawings.

In some specific embodiments of the present invention, as shown in FIGS. 1-7 , the water purification device 1 according to the embodiment of the present invention includes a device housing 20 , a composite filter element 10 and a handle 30 .

Wherein, as shown in Figure 1, the cross section of the guide rail 21 and the guide groove 12 is a T shape that is mutually adapted. After the guide rail 21 cooperates with the guide groove 12, it can prevent the guide rail 21 from coming out of the guide groove from other directions outside the outlet of the guide groove 12. 12.

Optionally, the interface is opposite to the handle 30 in the radial direction of the composite filter element 10, so that when the handle 30 is operated, the direction of the force exerted by the handle 30 on the composite filter element 10 is consistent with the direction in which the interface and the joint are inserted, thereby It is convenient for the docking of the interface and the joint.

Advantageously, as shown in FIG. 1 , a reinforcing rib 29 is provided at the joint between the joint and the equipment housing 20 to enhance the structural strength of the joint.

In some specific examples of the present utility model, as shown in Fig. 1 and Fig. 2, there are two guide rails 21 and they are respectively arranged on the inner top wall and the inner bottom wall of the equipment housing 20 (the up and down directions are as shown by the arrows in the drawings). As shown in A), there are two guide grooves 12 and they are respectively arranged on the outer top wall and the outer bottom wall of the composite filter element 10, and the two guide rails 21 are fitted in the two guide grooves 12 respectively. In this way, the upper and lower ends of the composite filter element 10 can be slid and positioned on the device housing 20 , thereby improving the stability of the composite filter element 10 when it is disassembled and moved.

Further, the two guide rails 21 are respectively provided with a first transmission structure 22, the upper and lower ends of the handle 30 can be pivotally mounted on the composite filter element 10, and the upper and lower ends of the handle 30 are respectively provided with a second transmission structure 31 . When the handle 30 is in the locked position, the two second transmission structures 31 cooperate with the two first transmission structures 22 respectively, so as to simultaneously push the upper and lower ends of the composite filter element 10 to move inward, ensuring that the composite filter element 10 is installed and moved. Stability and smoothness. When the handle 30 is at the release position, the two second transmission structures 31 are disengaged from the two first transmission structures 22 respectively.

Optionally, as shown in Figures 1 and 2, the upper and lower ends of the composite filter element 10 are respectively provided with handle mounting grooves 13 communicated with the corresponding guide grooves 12, and the upper and lower ends of the handle 30 are pivotally mounted on the corresponding In the handle mounting groove 13. On the one hand, the setting of the handle mounting groove 13 can make the upper and lower ends of the handle 30 be embedded in the composite filter element 10, thereby reducing the space occupied by the handle 30, and making the composite filter element 10 and the equipment housing 20 fit more compactly; on the other hand, The handle installation groove 13 communicates with the guide groove 12 , which can facilitate the cooperation between the second transmission structure 31 and the first transmission structure 22 .

In some specific embodiments of the present utility model, as shown in Fig. 1-Fig. On the composite filter element 10. Wherein, the two handles 30 are far away from each other in the locking position (as shown in FIG. 3 ), and the two handles 30 are close to each other in the releasing position. When installing the composite filter element 10 , the two handles 30 are rotated to the locking position and away from each other. The user can hold one handle 30 in each hand and push the two handles 30 into the composite filter element 10 . When the composite filter element 10 is disassembled, the two handles 30 are rotated to the release position and approach each other. The user holds the two handles 30 with both hands at the same time, and pulls out the composite filter element 10 by pulling the two handles 30 . Thus, the operation of disassembling and assembling the composite filter element 10 can be further facilitated.

Specifically, as shown in FIG. 2 , each handle 30 includes a vertical limb 32 , an upper horizontal limb 33 and a lower horizontal limb 34 . One end of the upper horizontal leg 33 is connected to the upper end of the vertical leg 32 and the other end is pivotally mounted on the composite filter element 10 . One end of the lower horizontal limb 34 links to each other with the lower end of the vertical limb 32 and the other end is pivotably installed on the composite filter core 10, and one end of the upper horizontal limb 33 and the lower horizontal limb 34 is respectively provided with a second Transmission structure 31. In this way, the upper horizontal limb 33 and the lower horizontal limb 34 can be used to facilitate the installation of the handle 30 and the cooperation between the second transmission structure 31 and the first transmission structure 22 , and the user can push and pull the composite filter element 10 by operating the vertical limb 32 .

In some specific examples of the present invention, the first transmission structure 22 and the second transmission structure 31 can adopt different transmission structures, as long as the leverage of the handle 30 is realized.

For example, as shown in FIG. 1 and FIG. 3 , the first transmission structure 22 is a card table, and the second transmission structure 31 is a card hand. When the handle 30 is at the locked position, the card hand presses outward against the card platform. When the handle 30 is at the release position, the card hand is disengaged from the card table.

For another example, the first transmission structure 22 is a rack, and the second transmission structure 31 is a gear (not shown in the figure). When the handle 30 is in the locked position, the gear is engaged with the rack. When the handle 30 is at the release position, the gear is disengaged from the rack.

In some specific embodiments of the present invention, as shown in FIG. 2 , FIG. 5 , FIG. 6 and FIG. 7 , the composite filter element 10 includes an outer casing 11 , a filter bottle 100 , a pretreatment filter element 200 and a filter membrane assembly 300 .

The guide groove 12 is provided on the outer casing 11 , and the handle 30 is pivotally mounted on the outer casing 11 . The filter bottle 100 is arranged in the outer casing 11 , and the interface is arranged on the filter bottle 100 and exposed from the outer casing 11 . The pretreatment filter element 200 is arranged in the filter bottle 100 . The filter membrane assembly 300 is nested in the pretreatment filter element 200 .

Specifically, the interface includes a raw water inlet 110, a pure water outlet 120, and a concentrated water outlet 130 at the top of the filter bottle 100, and a pretreatment water outlet 140 and a pressurized pretreatment water inlet at the bottom of the filter bottle 100. 150. The joints include a raw water inlet joint 24, a pure water outlet joint 25 and a concentrated water outlet joint 26 arranged at the top of the equipment housing 20, and a pretreatment water outlet joint 27 and a pressurized pretreatment water inlet located at the bottom of the equipment housing 20. Connector 28.

When the handle 30 is in the locked position, the raw water inlet 110 is connected to the raw water inlet connector 24, the pure water outlet 120 is connected to the pure water outlet connector 25, the concentrated water outlet 130 is connected to the concentrated water outlet connector 26, and pretreatment The water outlet 140 is connected to the pretreatment outlet joint 27 , and the pressurized pretreatment water inlet 150 is connected to the pressurized pretreatment water intake joint 28 .

Wherein, the pretreatment filter element 200 is located between the raw water inlet 110 and the pretreatment outlet 140 , and the filter membrane assembly 300 is located between the pressurized pretreatment inlet 150 and the pure water outlet 120 and the concentrated water outlet 130 . After the raw water enters the composite filter element 10 from the raw water inlet 110, it first passes through the pretreatment filter element 200 for pre-filtration, and the pretreated water filtered through the pretreatment flows out from the pretreatment outlet 140, and then enters the compound filter element after being pressurized. The water port 150 flows into the composite filter element 10 again. The pressurized pretreated water flows to the filter membrane module 300 . The pure water filtered by the filter membrane module 300 flows out from the pure water outlet 120 , and the concentrated water filtered by the filter membrane module 300 flows out from the concentrated water outlet 130 .

In addition, the raw water inlet 110, the pure water outlet 120 and the concentrated water outlet 130 are collectively arranged on the top of the filter bottle 100, while the pretreatment water outlet 140 and the pressurized pretreatment water inlet 150 are collectively arranged at the bottom of the filter bottle 100, Since the connecting pipelines of the raw water inlet 110, the pure water outlet 120 and the concentrated water outlet 130 are relatively concentrated in the water purification equipment, the respective connecting pipelines of the pretreatment water outlet 140 and the pressurized pretreatment water inlet 150 are in the The relative concentration in the water purification equipment can facilitate the connection of each interface of the composite filter element 10 with the corresponding pipeline.

In some specific examples of the present utility model, advantageously, as shown in Figure 1, Figure 5 and Figure 6, the pressurized pretreatment water inlet 150 can be nested in the pretreatment water outlet 140, and the pure water outlet 120 can Set in the concentrated water outlet 130. The pure water outlet joint 25 is nested in the concentrated water outlet joint 26 , and the pressurized pretreatment water inlet joint 28 is nested in the pretreatment water outlet joint 27 . Thus, the number of ports of the composite filter element 10 can be further reduced, the structure of the composite filter element 10 can be made more compact, and the reliability of the composite filter element 10 connected in the pipeline can be ensured.

As shown in Figure 4, an annular groove extending along the circumference of the joint is provided on the outer peripheral surface of each joint, and a joint sealing ring 23 is provided in the annular groove to improve the connection between the interface of the composite filter element 10 and the equipment housing 20. The tightness of the joints after butt joint.

As shown in FIG. 2 , in order to facilitate the installation and disassembly of the filter bottle and the outer casing 11 , the outer casing 11 includes an upper casing 14 , a middle casing 15 and a lower casing 16 . The upper casing 14 is detachably installed on the upper end of the middle casing 15 , and the lower casing 16 is detachably installed on the lower end of the middle casing 15 . The guide groove 12 is provided on the upper casing 14 and/or the lower casing 16 , and the handle 30 is pivotally mounted on the upper casing 14 and/or the lower casing 16 .

In some specific embodiments of the present invention, as shown in FIGS. 5 and 6 , the filter bottle 100 includes a filter housing 160 , a gland 170 and a top cover 180 . The pretreatment water outlet 140 and the pressurized pretreatment water inlet 150 are arranged at the bottom of the filter housing 160 . The upper surface of the filter housing 160 is open and the upper end is provided with external threads, and the gland 170 is provided with internal threads. Through hole 171 . The top cover 180 is pressed against the upper end of the filter housing 160 by the gland 170, so that the pretreatment filter element 200 and the filter membrane assembly 300 are packaged in the filter housing 160, between the outer peripheral surface of the top cover 180 and the inner peripheral surface of the filter housing 160 A radial sealing ring 181 is provided. The raw water inlet 110 , the pure water outlet 120 and the concentrated water outlet 130 are arranged on the part of the top cover 180 protruding upward from the avoidance through hole 171 of the gland 170 .

By setting the top cover 180 and the gland 170, the top cover 180 can be limited by the gland 170. Since the gland 170 and the filter housing 160 are connected by threads, the top cover 180 can be pressed tightly by the gland 170, thereby further Improve the sealability of the top cover 180 to the filter housing 160 . Moreover, since the radial sealing ring 181 is located between the inner peripheral surface of the filter housing 160 and the outer peripheral surface of the top cover 180, the internal thread and the outer thread are respectively located on the inner peripheral surface of the gland 170 and the outer peripheral surface of the filter housing 160, which can The radial sealing ring 181 is separated from the thread to prevent the radial sealing ring 181 from moving after installation and improve the stability of the radial sealing ring 181, thereby not only preventing the radial sealing ring 181 from being displaced and affecting the sealing performance , and can make the installation of the gland 170 more labor-saving.

Optionally, as shown in FIG. 5 and FIG. 6 , a supporting platform 161 extending along the circumferential direction of the outer peripheral surface of the filter housing 160 may be provided on the outer peripheral surface of the filter housing 160 , and the gland 170 may be supported on the supporting platform 161 . Therefore, the support table 161 can be used to position the gland 170 , so as to determine whether the gland 170 is in place during installation, so as to facilitate the installation of the gland 170 .

In some specific examples of the present invention, as shown in FIGS. 6 and 7 , the composite filter element 10 further includes a split shell 400 and a filter element bottom cover 500 disposed in the filter bottle 100 . The upper end of the split shell 400 is provided with external threads, and the corresponding position of the top cover 180 is provided with internal threads, and the upper end of the split shell 400 is threadedly connected with the top cover 180 . The pretreatment filter element 200 is sleeved on the split shell 400, and the upper end of the pretreatment filter element 200 is connected with the split shell 400 through waterproof glue, and the lower end of the pretreatment filter element 200 is connected with the bottom cover 500 of the filter element through waterproof glue. The membrane filter module 300 is accommodated in the partition case 400 . The split shell 400 and the filter element bottom cover 500 integrate the pretreatment filter element 200 and the filter membrane assembly 300 into a whole, and because the split shell 400 is screwed to the top cover 180, when replacing the filter material, the lower gland 170 can be disassembled first, Then the top cover 180 is pulled out, and the pretreatment filter element 200 and the filter membrane assembly 300 are taken out through the split shell 400 and the filter element bottom cover 500, which further facilitates the replacement of the filter material.

Further, as shown in Figure 6, the raw water inlet 110, the pure water outlet 120 and the pure water outlet 120 are arranged on the side wall of the top cover 180, and the outer end of the raw water inlet 110, the pure water outlet 120 Both the outer end and the outer end of the concentrated water outlet 130 are located inside the periphery of the avoidance through hole 171 in the radial direction of the gland 170 . In other words, the raw water inlet 110, the pure water outlet 120 and the pure water outlet 120 protrude from the side of the top cover 180 to a length not exceeding the circumference of the avoidance through hole 171, so that the thread of the gland 170 and the filter housing 160 is loosened. After the connection, the interference between the raw water inlet 110 , the pure water outlet 120 and the pure water outlet 120 and the gland 170 can be avoided, so that the gland 170 can be removed directly.

Advantageously, as shown in FIG. 6 , an end face sealing ring 410 is provided between the upper end face of the split shell 400 and the top cover 180 . Compared with the radial sealing method, the end face sealing method has smaller frictional resistance and is more convenient to replace the filter material.

In some specific embodiments of the present invention, as shown in FIG. 6 , the pretreatment filter element 200 includes a PP outer layer 210 , an activated carbon middle layer 220 and an ultrafiltration (UF) or microfiltration inner layer 230 .

Wherein, the activated carbon middle layer may be activated carbon rods or wound from activated carbon fibers.

For example, the pretreatment filter element 200 can include a PP non-woven fabric winding outer layer, an activated carbon fiber winding middle layer, and a high-precision polypropylene film inner layer, and the pretreatment filter element 200 can include a 5 micron PP cotton outer layer, an activated carbon carbon rod middle layer and 1 micron PP cotton inner layer, the pretreatment filter element 200 can also include a wound PP outer layer, an activated carbon carbon rod middle layer and an ultrafiltration inner layer, and the pretreatment filter element 200 can also be composed of a PP cotton outer layer, an activated carbon carbon rod middle layer and an ultrafiltration filter element. Inner composition.

As shown in FIG. 6 , the filter membrane assembly 300 may include a central water collection pipe 310 and a filter membrane 320 wound on the central water collection pipe 310 . Therefore, the central water collection pipe 310 can be used to divert the water, so that the water is filtered by the filter membrane 320 and then delivered to the pure water outlet 120 through the central water collection pipe 310 .

Optionally, the filter membrane 320 may be a reverse osmosis membrane, an ultrafiltration membrane or a nanofiltration membrane. Thus, the filtration and purification of water can be realized.

Other configurations and operations of the water purification device 1 according to the embodiment of the present utility model are known to those skilled in the art and will not be described in detail here.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", Orientation indicated by "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. The positional relationship is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation , so it cannot be interpreted as a limitation of the present utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connection, or integration; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components or the interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

In the description of this specification, descriptions referring to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (19)

1. a water purifying plant, is characterized in that, comprising:

Apparatus casing, described apparatus casing is provided with guide rail and joint, and described guide rail is provided with the first drive mechanism;

Composite filter element, described composite filter element is provided with guide groove and interface, and described composite filter element is located in described apparatus casing and described guide rail is engaged in described guide groove;

Handle, described handle is pivotably mounted on described composite filter element between locked position and off-position, and described handle is provided with the second drive mechanism, wherein,

Described handle is when described locked position, and described second drive mechanism coordinates with described first drive mechanism, and described composite filter element is pressed in described apparatus casing and described interface docks with described joint;

Described handle is when described off-position, and described second drive mechanism and described first drive mechanism depart from, and described composite filter element is released to allow described interface and described joint to depart from.

2. water purifying plant according to claim 1, it is characterized in that, described guide rail is two and on the inner roof wall being located at described apparatus casing respectively and interior diapire, described guide groove is two and in the outer roof being located at described composite filter element respectively and exterior bottom wall, two described guide rails are engaged in two described guide grooves respectively.

3. water purifying plant according to claim 2, it is characterized in that, two described guide rails are respectively equipped with described first drive mechanism, the two ends up and down of described handle to be all pivotably mounted on described composite filter element and to be respectively equipped with described second drive mechanism, described handle when described locked position two described second drive mechanisms respectively first drive mechanism described with two coordinate, described handle when described off-position two described second drive mechanisms described first drive mechanism departs from two respectively.

4. water purifying plant according to claim 3, is characterized in that, described handle comprises:

Vertical limb;

Upper horizontal limb, one end of described horizontal limb is connected with the upper end of described vertical limb and the other end is pivotably mounted on described composite filter element;

Lower level is propped up, one end of described lower horizontal limb is connected with the lower end of described vertical limb and the other end is pivotably mounted on described composite filter element, and one end away from described vertical limb of described horizontal limb and described lower horizontal limb is respectively equipped with described second drive mechanism.

5. water purifying plant according to claim 3, it is characterized in that, the top and bottom of described composite filter element are respectively equipped with the handle mounting groove be communicated with corresponding described guide groove, and the top and bottom of described handle are pivotably mounted in corresponding described handle mounting groove respectively.

6. water purifying plant according to claim 3, it is characterized in that, described handle is two and is pivotably mounted between described locked position and described off-position respectively on described composite filter element, wherein, two described handles when described locked position mutually away from and close to each other when described off-position.

7. the water purifying plant according to any one of claim 1-6, it is characterized in that, described first drive mechanism is chuck and described second drive mechanism is card hand, described handle described card hand when described locked position is outwards pressed in described chuck, and described handle described card hand and described chuck when described off-position depart from.

8. the water purifying plant according to any one of claim 1-6, it is characterized in that, described first drive mechanism is tooth bar and described second drive mechanism is gear, described handle described gear when described locked position engages with described tooth bar, and described handle described gear and described tooth bar when described off-position depart from.

9. water purifying plant according to claim 1, is characterized in that, the cross section of described guide rail and described guide groove is mutually adaptive T-shaped.

10. water purifying plant according to claim 1, is characterized in that, described interface and described handle are at described composite filter element diametrically.

11. water purifying plants according to claim 1, is characterized in that, the junction of described joint and described apparatus casing is provided with stiffening web.

12. water purifying plants according to claim 1, is characterized in that, the periphery of described joint is provided with the ring groove that the circumference along described joint extends, and is provided with joint sealing circle in described ring groove.

13. water purifying plants according to claim 1, is characterized in that, described composite filter element comprises:

Outer casing, described guide groove is located on described outer casing, and described handle is pivotably mounted on described outer casing;

Filter flask, described filter flask is located in described outer casing, and described interface to be located on described filter flask and to expose from described outer casing;

Preprocessing filter element, described preprocessing filter element is located in described filter flask;

Filter membrane component, described filter membrane component is nested in described preprocessing filter element.

14. water purifying plants according to claim 13, it is characterized in that, described interface comprises the raw water inlet being located at described filter flask top, pure water water outlet and condensed water water outlet and the pre-treatment water outlet be located at bottom described filter flask and supercharging pre-treatment water-in, described joint comprises the former water water supply connector being located at described apparatus casing top, pure water water out adapter and condensed water water out adapter and the pre-treatment water out adapter be located at bottom described apparatus casing and supercharging pre-treatment water supply connector, described handle is when described locked position, described raw water inlet docks with described former water water supply connector, described pure water water outlet docks with described pure water water out adapter, described condensed water water outlet docks with described condensed water water out adapter, described pre-treatment water outlet docks with described pre-treatment water out adapter, described supercharging pre-treatment water-in docks with described supercharging pre-treatment water supply connector.

15. water purifying plants according to claim 14, is characterized in that, described pure water water outlet is nested in described condensed water water outlet, and described supercharging pre-treatment water-in is nested in described pre-treatment water outlet;

Described pure water water out adapter is nested in described condensed water water out adapter, and described supercharging pre-treatment water supply connector is nested in described pre-treatment water out adapter.

16. water purifying plants according to claim 13, it is characterized in that, described outer casing comprises middle case, be removably mounted on the upper encloser of described middle case upper end and be removably mounted on the lower encioser of described middle case lower end, described guide groove is located on described upper encloser and/or described lower encioser, and described handle is pivotably mounted on described upper encloser and/or described lower encioser.

17. water purifying plants according to claim 13, is characterized in that, described preprocessing filter element comprises PP skin, gac middle level and micro-filtration internal layer or ultrafiltration internal layer.

18. water purifying plants according to claim 13, is characterized in that, described filter membrane component comprises center set water pipe and is wound on the filtering membrane on described center set water pipe.

19. water purifying plants according to claim 18, is characterized in that, described filtering membrane is reverse osmosis membrane, ultra-filtration membrane or nanofiltration membrane.