CN220929657U - Pump box - Google Patents

Abstract

The utility model is a pump box, its inside is used for placing the water pump, the said pump box includes: the box body is provided with an opening for a water pipe connected with the water pump to pass through; the vibration reduction piece is arranged at the position of the opening or close to the opening, at least part of the vibration reduction piece is positioned in the box body, and the vibration reduction piece is used for coating at least part of the water pipe. The utility model solves the technical problem of poor noise reduction effect of the pump box and improves the use experience of users.

Description

Pump box

Technical Field

The utility model relates to the technical field of water treatment, in particular to a pump box.

Background

At present, some large-flow water purifiers are provided with independent pump boxes outside a water purifier shell, and a water pump is arranged in each pump box. In order to meet the requirement of large flow, an oversized flow diaphragm pump with larger volume is needed, and the oversized flow diaphragm pump has the defect of large noise, and the original pump box has poor noise reduction capability, cannot meet the requirements of large flow and low noise, and brings poor use experience to users.

Aiming at the problem of poor noise reduction effect of the pump box in the related technology, no effective solution is provided at present.

Accordingly, the present inventors have developed a pump cartridge to overcome the shortcomings of the prior art by years of experience and practice in the relevant industry.

Disclosure of utility model

The utility model aims to provide a pump box, which not only has the effects of vibration reduction and noise reduction by directly contacting a vibration reduction piece on the pump box with a water pipe connected with a water pump, but also reduces the contact area between the vibration reduction piece and a vibration part, thereby effectively improving the noise reduction effect of the pump box and improving the use experience of users.

The object of the utility model can be achieved by the following scheme:

The utility model provides a pump box, wherein the pump box is internally used for placing a water pump, and comprises:

The box body is provided with an opening for a water pipe connected with the water pump to pass through;

The vibration reduction piece is arranged at the position of the opening or close to the opening, at least part of the vibration reduction piece is positioned in the box body, and the vibration reduction piece is used for coating at least part of the water pipe.

In a preferred embodiment of the utility model, the opening comprises at least a first port for the passage of the water inlet pipe and a second port for the passage of the water outlet pipe;

The damping piece at least comprises a first damping piece and/or a second damping piece, wherein the first damping piece is arranged at the first port or is close to the first port, the first damping piece is used for coating the periphery of the water inlet pipe, and/or the second damping piece is arranged at the second port or is close to the second port, and the second damping piece is used for coating the periphery of the water outlet pipe.

In a preferred embodiment of the utility model, a first joint for connection to the water inlet pipe is provided upstream of the first damping member in the direction of water flow and/or a second joint for connection to the water outlet pipe is provided downstream of the second damping member.

In a preferred embodiment of the present utility model, the cross-sectional area of the water outlet pipe is smaller than the cross-sectional area of the water inlet pipe.

In a preferred embodiment of the present utility model, the water inlet pipe is a triple pipe, and the water outlet pipe is a double pipe.

In a preferred embodiment of the present utility model, a plurality of ribs are arranged on the inner wall of the box body at intervals, and at least part of the positions of the vibration absorbing members are contacted with the plurality of ribs so as to isolate the vibration absorbing members from the inner wall of the box body.

In a preferred embodiment of the present utility model, a mounting groove is disposed in the box body and near the opening, at least a portion of the inner wall of the box body forms a groove wall of the mounting groove, a plurality of ribs are disposed on the groove wall of the mounting groove, and the vibration absorbing member is disposed in the mounting groove.

In a preferred embodiment of the present utility model, the vibration absorbing member has a first hole and a second hole for the water pipe to pass through, the first hole communicates with the second hole, the first hole is adapted to the water pipe, and the second hole has a cross-sectional area larger than that of the first hole.

In a preferred embodiment of the present utility model, the axial length of the second hole is greater than the axial length of the first hole.

In a preferred embodiment of the present utility model, a noise reduction structure is disposed on an inner wall of the box body, and the noise reduction structure includes a vibration reduction layer and a sound absorption layer which are stacked;

the damping layer comprises a damping plate, and the sound absorbing layer comprises sound absorbing cotton.

In a preferred embodiment of the present utility model, the damping plate is attached to the inner wall of the box, and the sound absorbing cotton layer is stacked on the plate surface of the damping plate facing away from the inner wall of the box.

In a preferred embodiment of the present utility model, a vibration damping structure is disposed on the bottom outer wall of the box body, and the vibration damping structure includes a vibration damping pad attached to the bottom of the box body or a plurality of vibration damping gaskets disposed on the bottom of the box body.

In a preferred embodiment of the present utility model, a gasket is disposed on the bottom inner wall of the case at a position for connecting with the water pump.

In a preferred embodiment of the present utility model, the case includes a bottom case and an upper cover, at least a portion of the opening is located in the bottom case, and the remaining portion of the opening is located in the upper cover, and the upper cover is assembled with the bottom case to form the opening.

In a preferred embodiment of the present utility model, at least part of the vibration damper is located in the bottom case, and the rest of the vibration damper is located in the upper cover, and the vibration damper is formed by splicing the upper cover and the bottom case in an assembled state.

In a preferred embodiment of the present utility model, the vibration damping member includes a vibration damping block.

From the above, the pump box of the utility model has the characteristics and advantages that: be equipped with the opening on being used for placing the box body of water pump, the opening can be used to supply the water pipe that links to each other with the water pump to pass, through the opening at the box body or be close to the open-ended position and set up the damping piece, play damping, the effect of making an uproar falls, when setting up the water pipe, the water pipe passes opening and damping piece and is used for cladding at least partial water pipe, when guaranteeing that the damping piece can fully absorb vibration, can reduce the area of contact between damping piece and the vibration part, and then promote the noise reduction effect of pump box, bring good use experience for the user.

Drawings

The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:

fig. 1: is a perspective view of a pump cassette in an embodiment of the utility model.

Fig. 2: an exploded view of a pump cassette in one embodiment of the present utility model.

Fig. 3: the upper cover of the pump box is separated from the upper cover in the embodiment of the utility model.

Fig. 4: a top view of a bottom shell according to an embodiment of the present utility model.

Fig. 5: is a bottom view of the upper cover in one embodiment of the utility model.

Fig. 6: an enlarged view of a portion of the mounting slot in fig. 5 is shown.

Fig. 7: in one embodiment of the utility model, the upper cover is provided with a noise reduction structure and a perspective view of a part of the vibration reduction member.

Fig. 8: in one embodiment of the utility model, the upper cover is provided with the noise reduction structure and is a bottom view of a part of the vibration reduction piece.

Fig. 9: an enlarged view of a portion of the location of the damping member in fig. 8 is shown.

Fig. 10: is a perspective view of a portion of a vibration damping member in one embodiment of the present utility model.

Fig. 11: is a top or bottom view of a portion of a vibration dampener in one embodiment of the present utility model.

The reference numerals in the utility model are:

1. A case body; 101. A bottom case;

102. an upper cover; 103. A first port;

104. a second port; 105. Convex ribs;

106. a mounting groove; 2. A water pump;

3. a vibration damping member; 301. A first vibration damping member;

302. A second vibration damping member; 303. A first hole;

304. a second hole; 4. A water inlet pipe;

5. A water outlet pipe; 6. A first joint;

7. a second joint; 8. A vibration damping layer;

9. A sound absorbing layer; 10. A vibration damping structure;

11. A gasket.

Detailed Description

For a clearer understanding of technical features, objects, and effects of the present utility model, a specific embodiment of the present utility model will be described with reference to the accompanying drawings.

As shown in fig. 1 to 10, the present utility model provides a pump case having an interior for placing a water pump 2, the pump case including a case body 1 and a vibration damping member 3, the case body 1 having an opening for passing a water pipe connected to the water pump 2; the vibration damping piece 3 is arranged at the position of the opening or close to the opening, at least part of the vibration damping piece 3 is positioned in the box body 1, when the water pump 2 and the water pipe connected with the water pump 2 are installed, the water pump 2 is fixed in the box body 1, one end of the water pipe is connected with the water pump 2, the other end of the water pipe extends out of the box body 1 from the opening, and at least part of the water pipe is covered by the vibration damping piece 3 at the position of the opening or close to the opening, so that the purposes of vibration damping and noise reduction are achieved.

According to the utility model, the box body 1 for placing the water pump 2 is provided with the opening, the opening can be used for allowing the water pipe connected with the water pump 2 to pass through, and the vibration reduction piece 3 is arranged at the opening of the box body 1 or near the opening to play a role in vibration reduction and noise reduction, when the water pipe is arranged, the water pipe passes through the opening and the vibration reduction piece 3 is used for coating at least part of the water pipe, so that the vibration of the water pipe can be absorbed, and the purpose of vibration reduction and noise reduction is achieved; because the vibration damping piece 3 only contacts with the water pipe or part of the water pipe, and does not contact with the water pump 2 or other elements (such as water pipe connectors) connected to the water pipe, the contact area between the vibration damping piece 3 and the vibration part can be reduced, so that the better vibration damping and noise reduction effects are achieved, the noise reduction capacity of the pump box is improved, and further, good use experience is brought to a user in the use process.

In an alternative embodiment of the present utility model, as shown in fig. 2 and 3, the water pipe at least comprises a water inlet pipe 4 for supplying water to the water pump 2 and a water outlet pipe 5 for discharging water from the water pump 2, and the opening on the box body 1 at least comprises a first port 103 for passing the water inlet pipe 4 and a second port 104 for passing the water outlet pipe 5; the damping member 3 at least comprises a first damping member 301 and/or a second damping member 302, the first damping member 301 is disposed in the box 1 and located at the first port 103 or a position close to the first port 103, the first damping member 301 is used for coating at least part of the outer periphery of the water inlet pipe 4, and/or the second damping member 302 is disposed in the box 1 and located at the second port 104 or a position close to the second port 104, and the second damping member 302 is used for coating at least part of the outer periphery of the water outlet pipe 5. In order to achieve the best noise reduction effect during actual assembly, the first vibration reduction piece 301 and the second vibration reduction piece 302 can be respectively arranged at the corresponding opening or the position close to the opening so as to meet the noise reduction requirement of the large-flow water pump, and even under the condition of increasing the flow, the good noise reduction effect can be ensured, so that the water pump 2 can really achieve the working state of high flow and silence, meet the requirements of large-flow water supply and low noise, and bring good use experience to users.

Further, the first port 103 and the second port 104 may be located on the same wall surface of the box body 1, so as to facilitate arrangement of the water inlet pipe 4 and the water outlet pipe 5 and connection with the inlet and the outlet of the water pump 2. Of course, the first port 103 and the second port 104 may be located on different wall surfaces of the box body 1, and the present utility model does not limit the specific positions of the first port 103 and the second port 104, so that the water inlet pipe 4 and the water outlet pipe 5 can be conveniently arranged and connected with the water pump 2.

Further, as shown in fig. 3, in order to facilitate connection of the water inlet pipe 4, a first joint 6 may be disposed on the water inlet pipe 4, and in the water flow direction, the first joint 6 is located upstream of the first vibration damping member 301, and the first joint 6 is staggered with the first vibration damping member 301 (i.e., the first joint 6 is not in contact with the first vibration damping member 301), so that the first vibration damping member 301 is prevented from contacting with the first joint 6 with a larger surface area, thereby achieving the purpose of reducing the contact area between the first vibration damping member 301 and the vibration member, and achieving a better vibration damping effect. Of course, depending on the connection position of the water inlet pipe 4, the first joint 6 may be disposed downstream of the first vibration absorbing member 301, so as to meet the connection requirement of the water inlet pipe 4 and ensure that the first joint 6 does not contact the first vibration absorbing member 301, and the specific disposition position of the first joint 6 is not limited.

Further, as shown in fig. 3, in order to facilitate connection of the water outlet pipe 5, a second joint 7 may be disposed on the water outlet pipe 5, and in the water flow direction, the second joint 7 is located downstream of the second vibration damping member 302, and the second joint 7 is staggered with the second vibration damping member 302 (i.e., the second joint 7 is not in contact with the second vibration damping member 302), so that the second vibration damping member 302 is prevented from contacting with the second joint 7 with a larger surface area, thereby achieving the purpose of reducing the contact area between the second vibration damping member 302 and the vibration component, and achieving a better vibration damping effect. Of course, depending on the connection position of the water outlet pipe 5, the second joint 7 may be disposed upstream of the second vibration absorbing member 302, so as to meet the connection requirement of the water outlet pipe 5 and ensure that the second joint 7 does not contact the second vibration absorbing member 302, and the specific disposition position of the second joint 7 is not limited.

In an alternative embodiment of the utility model, both the inlet pipe 4 and the outlet pipe 5 are flexible pipes, and the cross-sectional area of the outlet pipe 5 is smaller than the cross-sectional area of the inlet pipe 4. Because the water pump 2 during operation is normally water pressure (such as running water pressure) that intakes in the inlet tube 4, and the water pressure after the pressure boost of water pump 2 is then in the outlet pipe 5, consequently, the water pressure in the outlet pipe 5 under normal condition needs to be greater than the water pressure in the inlet tube 4, this just leads to the vibration of outlet pipe 5 to compare in inlet tube 4 stronger, in this embodiment, set up the outlet pipe 5 of comparing in inlet tube 4 cross-section area littleer for outlet pipe 5 has better flexibility, thereby outlet pipe 5 can adapt to bigger water pressure, reach better effect of absorbing vibration, improve the ability of pump box vibration damping and noise reduction. In this embodiment, the vibration absorbing members 3 of different sizes may be selected according to the water inlet pipe 4 and the water outlet pipe 5 having different sectional areas, so as to ensure that the corresponding vibration absorbing members 3 can be respectively fitted with the water inlet pipe 4 and the water outlet pipe 5.

Wherein, in the actual use process, the water inlet pipe 4 can be selected but not limited to a three-way pipe, and the water outlet pipe 5 can be selected but not limited to a two-way pipe.

Further, the water inlet pipe 4 and the water outlet pipe 5 may employ, but are not limited to, PE pipes (polyethylene pipes).

In an alternative embodiment of the present utility model, as shown in fig. 6 and 9, a plurality of ribs 105 are arranged on the inner wall of the box body 1 at intervals, when the vibration absorbing member 3 is assembled at or near the opening, at least part of the position of the vibration absorbing member 3 contacts with the plurality of ribs 105, the vibration absorbing member 3 is isolated from the inner wall of the box body 1 by the arrangement of the ribs 105, the contact area between the vibration absorbing member 3 and the inner wall of the box body 1 is reduced, so that the isolated area between the vibration absorbing member 3 and the inner wall of the box body 1 can be used as a buffer area, and a buffer space can be provided for the vibration absorbing member 3 when vibration is transmitted to the vibration absorbing member 3. In addition, when the damper 3 is mounted, the region of the plurality of ribs 105 isolated between the damper 3 and the inner wall of the case 1 may be used for air discharge (i.e., when the damper 3 is mounted at a predetermined position, air at the predetermined position may be discharged through the region), thereby facilitating the mounting of the damper 3. Wherein, the plurality of ribs 105 may be disposed at a predetermined position, for example, the plurality of ribs 105 may be disposed on one surface of the predetermined position (after the vibration damping member 3 is installed, the plurality of ribs 105 only contact one surface of the vibration damping member 3), or may be disposed on a plurality of surfaces of the predetermined position (after the vibration damping member 3 is installed, the plurality of ribs 105 may contact a plurality of surfaces of the vibration damping member 3); for example, the convex ribs 105 are arranged in a cross way in a shape like a Chinese character 'tian'; for another example, the ribs 105 are preferably arranged in parallel, and the extending direction of the ribs 105 is the same as the moving direction of the vibration absorbing member 3 during installation, so that the vibration absorbing member 3 can be smoothly installed to a predetermined position.

Further, the plurality of ribs 105 may be a part of the case 1, and the plurality of ribs 105 are integrally formed with the case 1.

In an alternative embodiment of the present utility model, as shown in fig. 4 to 6 and 9, a mounting groove 106 is formed in the box 1 and near the opening, at least part of the inner wall of the box 1 forms the groove wall of the mounting groove 106, a plurality of ribs 105 are located on the groove wall of the mounting groove 106, and the vibration damper 3 is fixedly embedded in the mounting groove 106, so that the vibration damper 3 is fixed. The mounting groove 106 may be formed by enclosing a plurality of limiting plates inside the box body 1 along a vertical direction and close to the opening, and the inner wall of the box body 1 where the opening is located and other inner walls adjacent to the inner wall of the box body 1 where the opening is located may be used as the groove wall of the mounting groove 106, and the plurality of ribs 105 may be disposed on the groove wall formed by the limiting plates or on the groove wall formed by the inner wall of the box body 1.

Further, the limiting plate may be a part of the box body 1, and the limiting plate and the box body 1 are integrally formed.

In an alternative embodiment of the utility model, the damping member 3 may be a damping block. The vibration-damping block may be rectangular, cylindrical, etc. and is not limited herein, but it is necessary to ensure that the shape and size of the mounting groove 106 can be adapted to the vibration-damping block, so as to ensure that the vibration-damping block can be firmly embedded in the mounting groove 106.

In an alternative embodiment of the present utility model, as shown in fig. 3 and 7 to 11, the vibration damping member 3 has a first hole 303 and a second hole 304 through which a water supply pipe passes, the first hole 303 communicates with the second hole 304, the first hole 303 is coaxially disposed with the second hole 304, and the axial length of the second hole 304 is greater than the axial length of the first hole 303. The first holes 303 can be adapted to the water pipe, and the cross-sectional area of the second holes 304 is larger than the cross-sectional area of the first holes 303. Through setting up first hole 303 and the second hole 304 that are linked together, and first hole 303 and water pipe looks adaptation, under water pipe and damping piece 3 assembled state, the outer wall of water pipe only contacts with the inner wall of first hole 303 to fix the water pipe, and remain certain clearance between the inner wall of second hole 304 and the outer wall of water pipe, when guaranteeing that damping piece 3 can play the damping effect of making an uproar, reserve buffer space for the vibration and the deformation of water pipe.

In an alternative embodiment of the present utility model, as shown in fig. 7 and 8, a noise reduction structure is disposed on the inner wall of the case 1, and the noise reduction structure includes a vibration reduction layer 8 and a sound absorption layer 9 which are stacked, and the vibration reduction effect is achieved by the vibration reduction layer 8, and the noise is absorbed by the sound absorption layer 9, so as to achieve the purpose of noise reduction. Wherein the damping layer 8 may be, but is not limited to, a damping plate and the sound absorbing layer 9 may be, but is not limited to, a sound absorbing cotton sheet (i.e., a sound absorbing cotton sheet).

Specifically, the damping plate is provided with a first surface and a second surface which are opposite, the first surface of the damping plate is connected with the inner wall of the box body 1, so that the damping plate is attached to the inner wall of the box body 1, and the sound-absorbing cotton is laminated on the surface of the damping plate, which is opposite to the inner wall of the box body 1 (namely, the sound-absorbing cotton is connected with the second surface of the damping plate), so that a noise-reducing structure formed by the damping plate and the sound-absorbing cotton in a laminated manner is formed in sequence from the outside of the box body 1 to the inside of the box body, so that the pump box has better vibration reduction and noise reduction effects.

In an alternative embodiment of the present utility model, as shown in fig. 1 to 3, a vibration damping structure 10 is provided on the bottom outer wall of the case 1, and the vibration damping structure 10 includes a vibration damping pad attached to the bottom of the case 1 or a plurality of vibration damping gaskets provided on the bottom of the case 1 to perform vibration damping and noise reduction functions between the case 1 and the installation location. When the vibration damping structure 10 is a vibration damping pad, the vibration damping pad can be flatly paved at the bottom of the box body 1, and the hollow part can be arranged in the middle of the vibration damping pad so as to reduce the contact area between the vibration damping pad and the box body 1, and a buffer space is reserved for the deformation of the vibration damping pad. When the vibration damping structure 10 is a plurality of vibration damping gaskets, the plurality of vibration damping gaskets can be respectively arranged at each vertex angle at the bottom of the box body 1 and/or at the position close to the bottom edge of the box body 1, and a plurality of laminated vibration damping gaskets can be also arranged at each position so as to achieve the purposes of vibration damping and noise reduction.

In an alternative embodiment of the present utility model, as shown in fig. 1, a gasket 11 is disposed on the bottom inner wall of the box 1 and is used for connecting with the water pump 2, and the gasket 11 may be sleeved on a bolt used for fixing the water pump 2 on the inner wall of the box 1 at the bottom of the water pump 2 or a fixing pad is disposed on the bottom of the water pump 2 and contacts with the bottom inner wall of the box 1, so as to play a role in vibration reduction.

In an alternative embodiment of the present utility model, as shown in fig. 1 and 2, the case 1 includes a bottom case 101 and an upper cover 102, at least part of the opening is located in the bottom case 101, the rest of the opening is located in the upper cover 102, and when the upper cover 102 is assembled with the bottom case 101, the opening portion located in the upper cover 102 and the opening portion located in the bottom case 101 are spliced to form a complete circular opening. Before the water pump 2 and the water pipe are assembled, the upper cover 102 is taken down from the bottom shell 101, the water pump 2 is installed at a preset position in the bottom shell 101, and after the water pipe is arranged, the upper cover 102 is covered at the top of the bottom shell 101, so that the water pump 2 is accommodated in the box body 1, and the assembly of the water pump 2 and the water pipe is facilitated.

Further, as shown in fig. 2, at least part of the vibration damper 3 is located in the bottom shell 101, the rest of the vibration damper 3 is located in the upper cover 102, and when the upper cover 102 is assembled with the bottom shell 101, the part of the vibration damper 3 located in the bottom shell 101 is spliced with the part of the vibration damper 3 located at a corresponding position in the upper cover 102 to form a complete vibration damper 3. The part of the vibration damper 3 positioned in the bottom shell 101 is provided with at least a part of a first hole 303 and a second hole 304, the rest part of the vibration damper 3 positioned in the upper cover 102 is provided with the rest part of the first hole 303 and the second hole 304, and when the two parts of the vibration damper 3 are spliced to form the complete vibration damper 3, the part of the first hole 303 and the part of the second hole 304 positioned on the two parts of the vibration damper 3 are just spliced to form the complete pore canal.

The pump box has the characteristics and advantages that:

1. When the water pipe is assembled, the vibration reduction piece 3 in the pump box is only in direct contact with at least part of the water pipe, and the contact area between the vibration reduction piece 3 and the water pipe is reduced through the arrangement of the first hole 303 and the second hole 304 on the vibration reduction piece 3, so that the better vibration reduction and noise reduction effect is achieved, the noise reduction capability of the pump box is improved, the requirements of large-flow water supply and low noise are met, and good use experience is brought to a user.

2. In the pump box, the mounting groove 106 for fixing the vibration damper 3 is arranged in the box body 1, the plurality of ribs 105 are arranged on the inner wall of the mounting groove 106, and when the vibration damper 3 is embedded in the mounting groove 106, the ribs 105 can isolate the vibration damper 3 from the inner wall of the box body 1, so that the contact area between the vibration damper 3 and the inner wall of the box body 1 is reduced, the isolated area between the vibration damper 3 and the inner wall of the box body 1 can be used as a buffer area, and a buffer space is provided for the vibration damper 3.

3. In the pump box, a noise reduction structure formed by stacking a vibration reduction layer 8 and a sound absorption layer 9 is arranged on the inner wall of the box body 1, so that the noise reduction capability of the pump box is further improved.

The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this utility model, and are intended to be within the scope of this utility model.

Claims (16)

1. A pump cassette for housing a water pump therein, the pump cassette comprising:

The box body is provided with an opening for a water pipe connected with the water pump to pass through;

The vibration reduction piece is arranged at the position of the opening or close to the opening, at least part of the vibration reduction piece is positioned in the box body, and the vibration reduction piece is used for coating at least part of the water pipe.

2. The pump cassette of claim 1, wherein the openings comprise at least a first port for a water inlet tube to pass through and a second port for a water outlet tube to pass through;

The damping piece at least comprises a first damping piece and/or a second damping piece, wherein the first damping piece is arranged at the first port or is close to the first port, the first damping piece is used for coating the periphery of the water inlet pipe, and/or the second damping piece is arranged at the second port or is close to the second port, and the second damping piece is used for coating the periphery of the water outlet pipe.

3. A pump box according to claim 2, characterized in that in the direction of the water flow a first joint for connection to the water inlet pipe is provided upstream of the first damping member and/or a second joint for connection to the water outlet pipe is provided downstream of the second damping member.

4. The pump cassette of claim 2, wherein the outlet tube has a cross-sectional area that is smaller than a cross-sectional area of the inlet tube.

5. The pump cassette of claim 4, wherein the inlet pipe is a triple pipe and the outlet pipe is a double pipe.

6. The pump box according to claim 1, wherein a plurality of ribs are arranged on the inner wall of the box body at intervals, and at least part of the vibration reduction parts are in contact with the ribs so as to isolate the vibration reduction parts from the inner wall of the box body.

7. The pump box of claim 6, wherein a mounting groove is formed in the box body and close to the opening, at least part of the inner wall of the box body forms a groove wall of the mounting groove, a plurality of ribs are located on the groove wall of the mounting groove, and the vibration damper is arranged in the mounting groove.

8. The pump cassette of claim 1, wherein said vibration reduction member has a first hole and a second hole for said water pipe to pass therethrough, said first hole being in communication with said second hole, said first hole being adapted to said water pipe, and said second hole having a cross-sectional area greater than a cross-sectional area of said first hole.

9. The pump cassette of claim 8, wherein an axial length of the second bore is greater than an axial length of the first bore.

10. The pump box according to claim 1, wherein a noise reduction structure is arranged on the inner wall of the box body, and the noise reduction structure comprises a vibration reduction layer and a sound absorption layer which are stacked;

the damping layer comprises a damping plate, and the sound absorbing layer comprises sound absorbing cotton.

11. The pump cassette of claim 10, wherein said damping plate is attached to an inner wall of said cassette body, and said sound absorbing cotton layer is laminated on a plate surface of said damping plate facing away from an inner wall side of said cassette body.

12. The pump cassette of claim 1, wherein a vibration damping structure is provided on the bottom outer wall of the cassette, the vibration damping structure comprising a vibration damping pad attached to the bottom of the cassette or a plurality of vibration damping shims provided on the bottom of the cassette.

13. The pump cassette of claim 1, wherein a gasket is provided on a bottom inner wall of the cassette body at a position for engagement with the water pump.

14. The pump cassette of any one of claims 1-13, wherein the cassette body comprises a bottom shell and an upper cover, at least a portion of the opening is located in the bottom shell, and a remaining portion of the opening is located in the upper cover, and the upper cover and the bottom shell are assembled and split to form the opening.

15. The pump cassette of claim 14, wherein at least a portion of said vibration dampening member is located within said bottom shell and the remainder of said vibration dampening member is located within said upper cover, said upper cover being adapted to mate with said bottom shell to form said vibration dampening member.

16. The pump cassette of claim 1, wherein the vibration dampening member comprises a vibration dampening block.