Noise reduction type horizontal self-priming pump

Abstract

The utility model discloses a noise reduction type horizontal self-priming pump which comprises a body fixedly installed on the upper surface of a connecting plate and further comprises a buffering cushion block, the buffering cushion block is installed on the lower surface of the connecting plate, and the connecting plate is connected with a noise reduction structure. The noise reduction structure can be connected with the soundproof cover through the mounting groove to isolate noise generated by the body, the noise reduction structure comprises the mounting groove, the mounting groove is formed in the upper surface of the connecting plate, the opening of the mounting groove corresponds to the thickness of the lower end of the soundproof cover, and the lower end of the soundproof cover is inserted into the mounting groove; and sound-absorbing cotton is mounted on the surface of the inner wall of the sound-proof cover. According to the noise reduction type horizontal self-priming pump, the noise reduction structure is arranged, the sound insulation cover can be fully clamped by the expansion bag to be mounted in the mounting groove through the mounting groove of the connecting plate, noise is isolated, the fixing structure is further arranged, and the limiting rod can sequentially penetrate through the opening holes of the limiting block to limit and reinforce the fixing bolt.

Description

Technical Field

[0001] The utility model relates to the technical field of horizontal self-priming pumps, in particular to a noise-reducing horizontal self-priming pump. Background Art

[0002] The self-priming pump rotates the impeller at high speed to make the water in the impeller groove flow to the volute, so that a vacuum is formed at the inlet, the water inlet check valve opens, and the air in the suction pipe enters the pump and reaches the outer edge through the impeller groove, thereby realizing self-priming work.

[0003] Traditional horizontal self-priming pumps have strong vibrations when working. The vibration of the self-priming pump will cause a vibration collision between the self-priming pump and the installation, making the noise louder and affecting the user experience. In addition, the vibration will cause the self-priming pump to collide and reduce its service life. Utility Model Content

[0004] The utility model aims to provide a noise-reducing horizontal self-priming pump to solve the problem of high noise in the use of the self-priming pump proposed in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a noise-reducing horizontal self-priming pump, comprising a main body, which is fixedly mounted on the upper surface of a connecting plate, and also comprising a buffer block, a buffer block is mounted on the lower surface of the connecting plate, and the connecting plate is connected to a noise reduction structure, and the noise reduction structure can be connected to a soundproof cover through an installation groove to isolate the noise generated by the main body.

[0006] Preferably, the noise reduction structure includes a mounting groove, the upper surface of the connecting plate is provided with a mounting groove, and the opening of the mounting groove corresponds to the thickness of the lower end of the sound insulation cover, the lower end of the sound insulation cover is inserted between the mounting grooves, the inner wall surface of the sound insulation cover is installed with sound-absorbing cotton, the inner wall surface of the mounting groove is installed with an expansion bag ring, the side surface of the expansion bag ring is connected through with a compressed air bag, the compressed air bag is located in the groove on the side surface of the connecting plate, the side surface of the compressed air bag is installed with a pressure rod, and the side surface of the pressure rod is installed through with a hand-tightened bolt.

[0007] By adopting the above technical solution, the expansion bag ring clamps the sound insulation cover through the pressure rod.

[0008] Preferably, the pressure rod is configured as a C-shaped structure, and the side surface of the connecting plate is provided with a threaded hole.

[0009] The adoption of the technical solution makes it easier for the pressure rod to push the compressed airbag.

[0010] Preferably, the buffer block is installed on the upper surface of the base plate.

[0011] By adopting the above technical solution, buffering is performed by means of buffer pads.

[0012] Preferably, the base plate is connected to a fixing structure, and the fixing structure can limit the fixing bolt by passing a limiting rod through a limiting block.

[0013] By adopting the above technical solution, the fixing bolts can be prevented from loosening.

[0014] Preferably, the fixing structure includes a fixing ring, which is installed on the front and rear surfaces of the base plate, and the upper surface of the fixing ring is provided with a threaded hole, and the fixing ring is threadedly connected with a fixing bolt, and the fixing bolt is fixedly connected with a connecting block, and the side surface of the connecting block is provided with an opening, and the limiting rod penetrates the side surface of the connecting block, and the connecting block is fixedly installed on the front surface of the base plate, and the limiting rod sequentially penetrates the opening of the limit block, and the outer surface of the other end of the limiting rod is provided with a thread, and the thread of this end of the limiting rod penetrates the side surface of the threaded block, and the threaded block is fixedly installed on the front surface of the base plate.

[0015] By adopting the above technical solution, the fixing bolt is reinforced by the limiting rod.

[0016] Preferably, the threaded block is provided with a threaded opening.

[0017] The adoption of the technical solution facilitates the connection between the threaded block and the limiting rod.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the noise-reducing horizontal self-priming pump:

[0019] 1. The noise reduction type horizontal self-priming pump is provided with a noise reduction structure, the sound insulation cover is docked and installed in the installation groove on the upper surface of the connecting plate, the compression airbag is squeezed by the pressing plate, and the expansion airbag clamps the sound insulation, the noise can be isolated by the sound insulation cover, and the expansion airbag can reduce the vibration of the sound insulation cover;

[0020] 2. Further, after the pressure plate squeezes the compressed airbag, the hand screw will dock with the threaded hole on the side surface of the connecting plate, and then the buffer pad installed on the lower surface of the connecting plate can reduce the amplitude of the body and reduce the vibration of the bottom plate;

[0021] 3. Furthermore, a fixing structure is provided, in which a fixing ring connected to the base plate is fixed by the fixing bolt thread, and then the limit block connected to the fixing bolt is penetrated by the limiting rod in sequence, and the limiting rod will be fixed by the threaded connection with the threaded block, so that the fixing bolt is prevented from rotating and loosening under vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the shaft side surface structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the front section structure of the protective cover of the utility model;

[0024] Figure 3 This is a schematic diagram of the front section structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0026] Figure 5 This is a schematic diagram of the upper surface structure of the connecting plate of the utility model;

[0027] Figure 6 It is a schematic diagram of the cross-sectional structure of the connecting plate of the utility model from top view.

[0028] In the figure: 1. main body; 2. connecting plate; 3. buffer pad; 4. bottom plate; 5. mounting groove; 6. sound insulation cover; 7. sound-absorbing cotton; 8. soft baffle; 9. expansion bag ring; 10. compression air bag; 11. pressure rod; 12. hand-tightening bolt; 13. fixing ring; 14. fixing bolt; 15. limit block; 16. threaded block; 17. connecting block; 18. limiting rod. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] See also Figure 1-6 The utility model provides a technical solution: a noise reduction horizontal self-priming pump, including a body 1, a connecting plate 2, a buffer pad 3, a bottom plate 4, a mounting groove 5, a soundproof cover 6, a sound-absorbing cotton 7, a soft baffle 8, an expansion bag ring 9, a compression air bag 10, a pressure rod 11, a hand-tightening bolt 12, a fixing ring 13, a fixing bolt 14, a limit block 15, a threaded block 16, a connecting block 17, and a limiting rod 18. Embodiment 1:

[0031] The noise reduction type horizontal self-priming pump is provided with a noise reduction structure, which can reduce noise by connecting the mounting groove 5 with the sound insulation cover 6, specifically:

[0032] The main body 1 is fixedly installed on the upper surface of the connecting plate 2, and also includes a buffer pad 3. The buffer pad 3 is installed on the lower surface of the connecting plate 2. The connecting plate 2 is connected to a noise reduction structure. The noise reduction structure can be connected to a sound insulation cover 6 through a mounting groove 5 to isolate the noise generated by the main body 1. The noise reduction structure includes a mounting groove 5. A mounting groove 5 is opened on the upper surface of the connecting plate 2, and the opening of the mounting groove 5 corresponds to the thickness of the lower end of the sound insulation cover 6. The lower end of the sound insulation cover 6 is inserted between the mounting grooves 5. Sound-absorbing cotton 7 is installed on the inner wall surface of the sound insulation cover 6. An expansion bag ring 9 is installed on the inner wall surface of the mounting groove 5. A compressed air bag 10 is connected through the side surface of the expansion bag ring 9. The compressed air bag 10 is located in the groove on the side surface of the connecting plate 2. A pressure rod 11 is installed on the side surface of the compressed air bag 10. A hand-tightening bolt 12 is installed through the side surface of the pressure rod 11. The pressure rod 11 is set as a C-shaped structure. A threaded hole is set on the side surface of the connecting plate 2. The buffer pad 3 is installed on the upper surface of the base plate 4

[0033] The main body 1 of the noise reduction horizontal self-priming pump is fixedly mounted on the upper surface of the connecting plate 2, and a mounting groove 5 is provided on the upper surface of the connecting plate 2. Figure 2 As shown, the lower end of the soundproof cover 6 is embedded between the mounting grooves 5, as shown in FIG. Figure 6 As shown, an expansion bag ring 9 is installed on the inner wall surface of the installation groove 5. When the lower end of the sound insulation cover 6 is embedded in the installation groove 5, it will push the pressure rod 11. It will slide in the groove on the side surface of the connecting plate 2 and squeeze the compressed airbag 10. The compressed airbag 10 is connected with the expansion bag ring 9, so the airflow in the compressed airbag 10 will enter the expansion bag ring 9, so that the expansion bag ring 9 expands and clamps the sound insulation cover 6, and then the hand-tightened bolt 12 connected to the pressure rod 11 is threadedly installed in the threaded hole set on the side surface of the connecting plate 2, and an opening is provided on the side of the sound insulation cover 6 corresponding to the pump head of the main body 1, and a soft baffle 8 is provided on the side of the sound insulation cover 6 corresponding to the motor of the main body 1. The cable can be pulled out and connected through the soft baffle 8, and the noise transmitted by the main body 1 can be reduced through the sound insulation cover 6. At the same time, the noise is absorbed by the sound-absorbing cotton 7 on the inner wall surface of the sound insulation cover 6 to further reduce the noise. A buffer pad 3 is installed on the lower surface of the connecting plate 2, and the buffer pad 3 is installed on the upper surface of the bottom plate 4. The buffer pad 3 can reduce the vibration amplitude of the main body 1. Embodiment 2:

[0034] The noise reduction horizontal self-priming pump is also provided with a fixing structure, and the fixing bolt 14 is reinforced again by a limiting rod 18 to prevent the fixing bolt 14 from loosening, specifically:

[0035] The bottom plate 4 is connected with a fixing structure, and the fixing structure can limit the fixing bolt 14 by passing the limiting rod 18 through the limiting block 15. The fixing structure includes a fixing ring 13, which is installed on the front and rear surfaces of the bottom plate 4. The upper surface of the fixing ring 13 is provided with a threaded hole, and the fixing ring 13 is threadedly connected with the fixing bolt 14. The fixing bolt 14 is fixedly connected with a connecting block 17, and the side surface of the connecting block 17 is provided with an opening. The limiting rod 18 passes through the side surface of the connecting block 17, and the connecting block 17 is fixedly installed on the bottom plate 4. The front surface, the limiting rod 18 sequentially penetrates the opening of the limit block 15, the outer surface of the other end of the limiting rod 18 is provided with a thread, and the thread of the end of the limiting rod 18 penetrates the side surface of the thread block 16, the thread block 16 is fixedly installed on the front surface of the bottom plate 4, the limiting rod 18 sequentially penetrates the opening of the limit block 15, the outer surface of the other end of the limiting rod 18 is provided with a thread, and the thread of the end of the limiting rod 18 penetrates the side surface of the thread block 16, the thread block 16 is fixedly installed on the front surface of the bottom plate 4, and the thread block 16 is provided with a threaded opening;

[0036] Four fixing rings 13 are installed on the front and rear surfaces of the base plate 4. The fixing rings 13 are threadedly connected with fixing bolts 14. The base plate 4 is fixed by the fixing bolts 14, and a limiting block 15 is provided on the outer surface of the fixing bolt 14. When the fixing bolt 14 is installed, the openings of the limiting block 15 of each fixing bolt 14 will correspond. At this time, the limiting rod 18 is passed through the connecting block 17 and then through the openings of the limiting blocks 15 of the four fixing bolts 14 in turn. Then the limiting rod 18 will be connected with the threaded opening of the threaded block 16. The end of the limiting rod 18 is provided with a thread, so the limiting rod 18 is threadedly connected with the threaded block 16. The fixing bolt 14 is reinforced by the limiting rod 18 to prevent the fixing bolt 14 from rotating and loosening due to the vibration of the main body 1.

[0037] Working principle: When using the noise reduction horizontal self-priming pump, a noise reduction structure is provided, which can be installed on the mounting groove 5 of the connecting plate 2 through the sound insulation cover 6 to isolate the noise generated by the main body 1. A fixing structure is also provided, which can enable the limiting rod 18 to penetrate the limiting block 15 to limit and reinforce the fixing bolt 14, thereby increasing the overall practicality.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A noise-reducing horizontal self-priming pump, comprising a body (1), wherein the body (1) is fixedly mounted on the upper surface of a connecting plate (2), and characterized in that: It also comprises a buffer pad (3), the lower surface of the connecting plate (2) being provided with the buffer pad (3), the connecting plate (2) being connected with a noise reduction structure, and the noise reduction structure being able to be connected to a soundproof cover (6) via a mounting groove (5) so as to isolate the noise generated by the main body (1).

2. A noise-reducing horizontal self-priming pump according to claim 1, characterized in that: The noise reduction structure comprises a mounting groove (5), the upper surface of the connecting plate (2) is provided with a mounting groove (5), and the opening of the mounting groove (5) corresponds to the thickness of the lower end of the soundproof cover (6), the lower end of the soundproof cover (6) is inserted between the mounting grooves (5), the inner wall surface of the soundproof cover (6) is provided with sound-absorbing cotton (7), the inner wall surface of the mounting groove (5) is provided with an expansion bag ring (9), the side surface of the expansion bag ring (9) is connected through the compression air bag (10), the compression air bag (10) is located in the groove on the side surface of the connecting plate (2), the side surface of the compression air bag (10) is provided with a pressure rod (11), and the side surface of the pressure rod (11) is provided with a hand-tightened bolt (12) through.

3. A noise-reducing horizontal self-priming pump according to claim 2, characterized in that: The pressure rod (11) is configured as a C-shaped structure, and a threaded hole is provided on the side surface of the connecting plate (2).

4. A noise-reducing horizontal self-priming pump according to claim 2, characterized in that: The buffer block (3) is mounted on the upper surface of the bottom plate (4).

5. A noise-reducing horizontal self-priming pump according to claim 4, characterized in that: The bottom plate (4) is connected to a fixing structure, and the fixing structure can limit the fixing bolt (14) by passing a limiting rod (18) through the limiting block (15).

6. A noise-reducing horizontal self-priming pump according to claim 5, characterized in that: The fixing structure comprises a fixing ring (13), the fixing ring (13) being mounted on the front and rear surfaces of the base plate (4), the upper surface of the fixing ring (13) being provided with a threaded hole, the fixing ring (13) being threadedly connected to a fixing bolt (14), the fixing bolt (14) being fixedly connected to a connecting block (17), the side surface of the connecting block (17) being provided with an opening, the limiting rod (18) penetrating the side surface of the connecting block (17), the connecting block (17) being fixedly mounted on the front surface of the base plate (4), the limiting rod (18) sequentially penetrating the opening of the limiting block (15), the outer surface of the other end of the limiting rod (18) being provided with a thread, and the thread of this end of the limiting rod (18) penetrating the side surface of the threaded block (16), the threaded block (16) being fixedly mounted on the front surface of the base plate (4).

7. A noise-reducing horizontal self-priming pump according to claim 6, characterized in that: The threaded block (16) is provided with a threaded opening.

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