Circulating pump with noise reduction function

Abstract

The utility model discloses a circulating pump with a noise reduction function, which comprises a fixed bottom plate, a noise reduction cover is arranged at the top of the fixed bottom plate, a circulating pump body is arranged at the top of the fixed bottom plate, a water outlet and a water inlet of the circulating pump body are respectively provided with a connecting plate, and a circle of rubber strip is arranged on the surface of each connecting plate. The noise reduction cover is pushed to enable the clamping strip to enter the inner cavity of the clamping piece, when the noise reduction cover reaches a certain position, the clamping block can be extruded by the clamping ring to enter the inner cavity of the groove, the spring can be extruded to contract, and when the connecting plate and the connecting groove are spliced, the spring can stretch to push the clamping block to be clamped with the clamping ring. The purposes that noise reduction can be conducted on the circulating pump through the noise reduction structure, it is avoided that large noise is generated when the circulating pump is used, damage to the body and mind of a user due to long-time noise is prevented, and noise pollution is reduced when the circulating pump is used are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of noise reduction circulating pumps, in particular to a circulating pump with a noise reduction function. Background Art

[0002] A circulating pump refers to a pump used to transport circulating liquid for reaction, absorption, separation, and absorption liquid regeneration in a device. The working principle of a circulating pump is that the pump used to circulate water is called a circulating pump. For example, the hot water in a water heating pipe is circulated by a circulating pump. It can also transport thin, clean, non-flammable and non-explosive media and slightly corrosive media that do not contain solid particles or fibers.

[0003] At present, circulating water pumps are widely used. Circulating water pumps generate relatively large noise when in use. Being in a noisy environment for a long time will cause certain damage to the user's body and mind. Therefore, a circulating pump with noise reduction function is needed. The noise reduction structure can be used to reduce the noise of the circulating pump to avoid the circulating pump generating large noise when in use, prevent the long-term noise from causing damage to the user's body and mind, and reduce the noise pollution when the circulating pump is in use. Utility Model Content

[0004] The purpose of the utility model is to provide a circulating pump with a noise reduction function, which can reduce the noise of the circulating pump through a noise reduction structure, avoid generating loud noise when the circulating pump is in use, prevent long-term noise from causing damage to the user's body and mind, and reduce the noise pollution when the circulating pump is in use, so as to solve the above-mentioned background technical problems.

[0005] The utility model solves the above technical problems with the following technical solutions: a circulating pump with noise reduction function, comprising a fixed bottom plate, a noise reduction cover is arranged on the top of the fixed bottom plate, a circulating pump body is arranged on the top of the fixed bottom plate, a water outlet and a water inlet of the circulating pump body are both provided with connecting plates, a circle of rubber strips is arranged on the surface of the connecting plate, a connecting groove is opened on the back of the noise reduction cover, the connecting plate is adapted to the connecting groove, two symmetrical clips are welded on the top of the fixed bottom plate, clip strips are welded on both sides of the noise reduction cover, the clips are adapted to the clip strips, and the Two symmetrical fixing frames are welded on the front side of the inner cavity of the noise reduction cover, a groove is provided on the side of the fixing frame close to the noise reduction cover, a clamping block is provided in the inner cavity of the groove, a sliding rod is welded to the inner cavity of the groove, a spring is sleeved on the surface of the sliding rod, one end of the spring is welded to the clamping block, and the other end of the spring is welded to the inner wall of the groove, a lever is welded on the front side of the clamping block, two symmetrical strip grooves are provided on the front side of the noise reduction cover, the lever passes through the strip grooves to the outside of the noise reduction cover, a clamping ring is welded on the top of the clamping piece, and the clamping block passes through the outside of the noise reduction cover and engages with the clamping ring.

[0006] Preferably, two symmetrical fixing frames 2 are welded to the front of the noise reduction cover, a slide groove is provided on the front of the fixing frame 2, a shift block is slidably connected to the inner cavity of the slide groove, a limiting rod is welded to the bottom of the shift block, and the limiting rod passes through the fixing frame 2 to the outside of the fixing frame 2.

[0007] Preferably, two symmetrical mounting pieces are welded on both sides of the fixed base plate, the mounting pieces are rectangular, and mounting holes are formed on the tops of the mounting pieces.

[0008] Preferably, the second fixing frame is located at the top of the strip groove, the shift block is T-shaped, and the front side of the shift block passes through the outside of the second fixing frame.

[0009] Preferably, the back side of the clamping block is an inclined surface, and a hole is formed on a side of the clamping block close to the sliding rod, and the sliding rod slides in the inner cavity of the hole.

[0010] Preferably, a limiting strip is welded on the back side of the fixed base plate, a mounting bracket is welded on the top of the fixed base plate, and the circulating pump body is fixedly connected to the top of the mounting bracket.

[0011] 1. The beneficial effects of the utility model are as follows: the utility model pushes the noise reduction cover to make the card strip enter the inner cavity of the card piece. When the noise reduction cover reaches a certain position, the card block will be squeezed by the clamping ring into the inner cavity of the groove, and the spring will be squeezed to shrink. When the connecting plate and the connecting groove are spliced, the spring will stretch to push the card block and the clamping ring to engage, so as to achieve the purpose of reducing the noise of the circulating pump through the noise reduction structure, avoiding the generation of loud noise when the circulating pump is used, preventing long-term noise from causing damage to the user's body and mind, and reducing noise pollution when the circulating pump is used.

[0012] 2. The utility model cooperates with the fixed frame 2, the slide groove, the shift block and the limit rod. When the noise reduction cover needs to be removed, the shift block is moved upward to make the limit rod reach the top of the shift rod, and the shift rod is moved to make the block enter the inner cavity of the groove. At this time, the shift block is released to make the limit rod move downward due to gravity, so that the limit rod reaches the side of the shift rod close to the clamping ring, and the shift rod is limited to prevent the clamping block from being pushed by the spring when the user releases the shift rod, so that the clamping block and the clamping ring are engaged, thereby preventing the user from shifting two shift rods at the same time, thereby improving the convenience of removing the noise reduction cover for the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] in:

[0014] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the utility model;

[0015] Figure 2 This is a three-dimensional disassembly schematic diagram of an embodiment of the utility model;

[0016] Figure 3 It is a right side cross-sectional schematic diagram of an embodiment of the utility model;

[0017] Figure 4 This is an embodiment of the utility model Figure 2 A partial enlarged view of point A in the middle.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 1. Fixed bottom plate, 2. Noise reduction cover, 3. Circulation pump body, 4. Connecting plate, 5. Rubber strip, 6. Connecting groove, 7. Clamp, 8. Clamp strip, 9. Fixed frame, 10. Groove, 11. Block, 12. Slide rod, 13. Spring, 14. Push rod, 15. Strip groove, 16. Snap ring, 17. Fixed frame II, 18. Slide groove, 19. Push block, 20. Limit rod, 21. Mounting parts. DETAILED DESCRIPTION

[0020] Hereinafter, embodiments of a circulation pump with a noise reduction function of the present invention will be described with reference to the accompanying drawings.

[0021] Embodiment 1:

[0022] Figure 1-4The utility model shows a circulating pump with noise reduction function in an embodiment of the present invention, which comprises: a fixed bottom plate 1, a noise reduction cover 2 is arranged on the top of the fixed bottom plate 1, two symmetrical fixing frames 17 are welded on the front of the noise reduction cover 2, a slide groove 18 is provided on the front of the fixing frame 17, a shift block 19 is slidably connected to the inner cavity of the slide groove 18, a limiting rod 20 is welded on the bottom of the shift block 19, and the limiting rod 20 passes through the fixing frame 17 to the outside of the fixing frame 17. Through the coordinated use of the fixing frame 17, the slide groove 18, the shift block 19 and the limiting rod 20, when the noise reduction cover 2 needs to be removed, the shift block 19 is moved upward to make the noise reduction cover 2 be removed. The limiting rod 20 reaches the top of the lever 14, and the lever 14 is moved to make the block 11 enter the inner cavity of the groove 10. At this time, the block 19 is released, so that the limiting rod 20 moves downward due to gravity, so that the limiting rod 20 reaches the side of the lever 14 close to the clamping ring 16, and the lever 14 is limited to prevent the block 11 from being pushed by the spring 13 when the user releases the lever 14, so that the block 11 and the clamping ring 16 are engaged, and the user is prevented from moving the two levers 14 at the same time, which improves the convenience of the user to remove the noise reduction cover 2. The fixing frame 2 17 is located at the top of the strip groove 15, and the block 19 is T-shaped. The front of the block 19 passes through to On the outside of the fixing frame 17, two symmetrical mounting pieces 21 are welded on both sides of the fixing base plate 1, the mounting pieces 21 are rectangular, and a mounting hole is provided on the top of the fixing base plate 1. A circulating pump body 3 is provided on the top of the fixing base plate 1, and a connecting plate 4 is provided at the water outlet and the water inlet of the circulating pump body 3. A circle of rubber strip 5 is provided on the surface of the connecting plate 4, and a connecting groove 6 is provided on the back of the noise reduction cover 2, and the connecting plate 4 is adapted to the connecting groove 6. Two symmetrical clamps 7 are welded on the top of the fixing base plate 1, and a clamp strip 8 is welded on both sides of the noise reduction cover 2, and the clamp 7 is adapted to the clamp strip 8. The front of the inner cavity of the noise reduction cover 2 is welded with two A symmetrical fixing frame 9 is provided, a groove 10 is provided on one side of the fixing frame 9 close to the noise reduction cover 2, a clamping block 11 is provided in the inner cavity of the groove 10, a sliding rod 12 is welded to the inner cavity of the groove 10, a spring 13 is sleeved on the surface of the sliding rod 12, one end of the spring 13 is welded to the clamping block 11, and the other end of the spring 13 is welded to the inner wall of the groove 10, a lever 14 is welded on the front of the clamping block 11, two symmetrical strip grooves 15 are provided on the front of the noise reduction cover 2, the lever 14 passes through the strip grooves 15 to the outside of the noise reduction cover 2, a snap ring 16 is welded on the top of the clamping member 7, the clamping block 11 passes through the outside of the noise reduction cover 2 and is engaged with the snap ring 16.

[0023] Embodiment 2:

[0024] Figure 1-4A circulating pump with a noise reduction function according to an embodiment of the utility model is shown, which comprises: a fixed base plate 1, a limiting strip is welded on the back of the fixed base plate 1, a mounting frame is welded on the top of the fixed base plate 1, a circulating pump body 3 is fixedly connected to the top of the mounting seat, a noise reduction cover 2 is arranged on the top of the fixed base plate 1, a circulating pump body 3 is arranged on the top of the fixed base plate 1, a connecting plate 4 is arranged at the water outlet and the water inlet of the circulating pump body 3, a circle of rubber strip 5 is arranged on the surface of the connecting plate 4, a connecting groove 6 is opened on the back of the noise reduction cover 2, the connecting plate 4 is adapted to the connecting groove 6, two symmetrical clips 7 are welded on the top of the fixed base plate 1, clip strips 8 are welded on both sides of the noise reduction cover 2, the clips 7 are adapted to the clip strips 8, and two are welded on the front of the inner cavity of the noise reduction cover 2. A symmetrical fixing frame 9, a groove 10 is provided on the side of the fixing frame 9 close to the noise reduction cover 2, a block 11 is provided in the inner cavity of the groove 10, the back of the block 11 is an inclined surface, an opening is provided on the side of the block 11 close to the slide rod 12, the slide rod 12 slides in the inner cavity of the opening, the inner cavity of the groove 10 is welded with the slide rod 12, a spring 13 is sleeved on the surface of the slide rod 12, one end of the spring 13 is welded to the block 11, and the other end of the spring 13 is welded to the inner wall of the groove 10, a lever 14 is welded on the front of the block 11, two symmetrical strip grooves 15 are provided on the front of the noise reduction cover 2, the lever 14 passes through the strip grooves 15 to the outside of the noise reduction cover 2, a snap ring 16 is welded on the top of the clamp 7, the block 11 passes through the outside of the noise reduction cover 2 and is engaged with the snap ring 16.

[0025] Working principle: When the utility model is used, the user installs the fixed base plate 1 on the mounting surface of the circulating pump, installs the circulating pump body 3 on the fixing frame on the top of the fixed base plate 1, connects the pipes at the water inlet and the water outlet of the circulating pump body 3, pushes the noise reduction cover 2, and makes the clamping strip 8 engage with the clamping piece 7. When the noise reduction cover 2 reaches a certain position, the clamping ring 16 squeezes the clamping block 11, so that the clamping block 11 enters the inner cavity of the groove 10. At this time, the spring 13 is squeezed by the clamping block 11 and contracts. When the connecting plate 4 is spliced ​​with the connecting groove 6, the spring 13 stretches and pushes the clamping block 11 to move, so that the clamping block 11 engages with the clamping ring 16, fixes the noise reduction cover 2 on the top of the fixed base plate 1, and reduces the noise of the circulating pump body 3. , to avoid loud noise when the circulating pump is used, through the coordinated use of the fixing frame 17, the slide groove 18, the shift block 19 and the limit rod 20, when the noise reduction cover 2 needs to be removed, the shift block 19 is moved upward to make the limit rod 20 reach the top of the shift rod 14, and the shift rod 14 is shifted to make the block 11 enter the inner cavity of the groove 10. At this time, the shift block 19 is released, and the limit rod 20 moves downward due to gravity, so that the limit rod 20 reaches the side of the shift rod 14 close to the retaining ring 16, and the shift rod 14 is limited to prevent the block 11 from being pushed by the spring 13 when the user releases the shift rod 14, so that the block 11 is engaged with the retaining ring 16, preventing the user from shifting the two shift rods 14 at the same time, thereby improving the convenience of the user in removing the noise reduction cover 2.

[0026] In summary: the circulating pump with noise reduction function pushes the noise reduction cover 2 to allow the clamping strip 8 to enter the inner cavity of the clamping member 7. When the noise reduction cover 2 reaches a certain position, the clamping block 11 will be squeezed by the clamping ring 16 to enter the inner cavity of the groove 10, and the spring 13 will be squeezed and contracted. When the connecting plate 4 is spliced ​​with the connecting groove 6, the spring 13 will stretch and push the clamping block 11 to engage with the clamping ring 16, so as to achieve the purpose of reducing the noise of the circulating pump through the noise reduction structure, avoiding the generation of loud noise when the circulating pump is in use, preventing long-term noise from causing damage to the user's body and mind, and reducing noise pollution when the circulating pump is in use.

Claims

1. A circulating pump with noise reduction function, characterized in that: The invention comprises a fixed bottom plate (1): a noise reduction cover (2) is arranged on the top of the fixed bottom plate (1), a circulating pump body (3) is arranged on the top of the fixed bottom plate (1), a water outlet and a water inlet of the circulating pump body (3) are both provided with connecting plates (4), a circle of rubber strips (5) are arranged on the surface of the connecting plate (4), a connecting groove (6) is opened on the back of the noise reduction cover (2), the connecting plate (4) is matched with the connecting groove (6), two symmetrical clamps (7) are welded on the top of the fixed bottom plate (1), clamps (8) are welded on both sides of the noise reduction cover (2), the clamps (7) are matched with the clamps (8), and two symmetrical fixing frames (9) are welded on the front of the inner cavity of the noise reduction cover (2), the fixing frames (9) are close to the noise reduction cover (2). A groove (10) is provided on one side of the cover (2), a block (11) is provided in the inner cavity of the groove (10), a slide bar (12) is welded in the inner cavity of the groove (10), a spring (13) is sleeved on the surface of the slide bar (12), one end of the spring (13) is welded to the block (11), and the other end of the spring (13) is welded to the inner wall of the groove (10), a lever (14) is welded on the front of the block (11), two symmetrical strip grooves (15) are provided on the front of the noise reduction cover (2), the lever (14) passes through the strip grooves (15) to the outside of the noise reduction cover (2), a clamping ring (16) is welded on the top of the clamping piece (7), and the block (11) passes through the outside of the noise reduction cover (2) and is clamped with the clamping ring (16).

2. A circulating pump with noise reduction function according to claim 1, characterized in that: Two symmetrical fixing frames (17) are welded on the front of the noise reduction cover (2), a slide groove (18) is provided on the front of the fixing frame (17), a shift block (19) is slidably connected to the inner cavity of the slide groove (18), a limiting rod (20) is welded on the bottom of the shift block (19), and the limiting rod (20) passes through the fixing frame (17) to the outside of the fixing frame (17).

3. A circulating pump with noise reduction function according to claim 2, characterized in that: Two symmetrical mounting pieces (21) are welded on both sides of the fixed base plate (1); the mounting pieces (21) are rectangular and have mounting holes at the tops of the mounting pieces (21).

4. A circulating pump with noise reduction function according to claim 3, characterized in that: The second fixing frame (17) is located at the top of the strip groove (15), the shift block (19) is T-shaped, and the front side of the shift block (19) penetrates to the outside of the second fixing frame (17).

5. A circulating pump with noise reduction function according to claim 4, characterized in that: The back side of the card block (11) is an inclined surface, and a hole is provided on one side of the card block (11) close to the slide rod (12), and the slide rod (12) slides in the inner cavity of the hole.

6. A circulating pump with noise reduction function according to claim 5, characterized in that: A limiting strip is welded to the back of the fixed base plate (1), a mounting bracket is welded to the top of the fixed base plate (1), and the circulating pump body (3) is fixedly connected to the top of the mounting bracket.

Images