CN212774734U

CN212774734U - Noise reduction device of silent pump

Info

Publication number: CN212774734U
Application number: CN202021513065.3U
Authority: CN
Inventors: 杜大虎
Original assignee: Sichuan Bohai Water Supply Equipment Co ltd
Current assignee: Sichuan Bohai Water Supply Equipment Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-03-23
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to the technical field of silent pumps, in particular to a noise reduction device of a silent pump, which aims to provide a noise reduction device of a silent pump, which is used for solving the defects of poor noise reduction effect, large vibration and inconvenient disassembly and installation of a pump body, and comprises a silent pump body, wherein the silent pump body comprises a shell and a damping device fixed below the shell, a vacuum layer is arranged in the shell, the damping device comprises a bottom plate, the bottom plate is provided with a clamping groove, the shell and the bottom plate are provided with a clamping groove for clamping, and a damping pad is arranged below the bottom plate; the bottom plate is provided with a clamping groove, so that the installation and the disassembly are convenient, the corner of the shell is only required to be pressed into the clamping groove, meanwhile, the vacuum layer and the shock pad arranged in the shell realize noise isolation, the vibration generated by the driving mechanism of the pump body is eliminated while the propagation of noise is reduced, and the operation of the pump body is safer.

Description

Noise reduction device of silent pump

Technical Field

The utility model relates to a technical field of silence pump, it specifically is to relate to a device of making an uproar falls in silence pump.

Background

The silent water pump is a machine for conveying liquid or pressurizing liquid; when the water pump works, the coil and the commutator rotate, the magnetic steel and the carbon brush do not rotate, and the alternating change of the current direction of the coil is completed by the commutator and the electric brush which rotate along with the motor; in order to solve the problem of water supply noise, the Chinese patent No. ZL201220356216.8 has the patent name: a kind of ultra-silent tube pump set box type non-negative pressure frequency conversion water supply equipment, this application relates to a ultra-silent tube pump set box type non-negative pressure frequency conversion water supply equipment, this application uses the tube pump to reduce the water supply running noise, reduce the noise when the pump set runs to a certain extent, but the noise western effect is not good; the pump in the pipe is adopted, a submersible pump and a water inlet pipe provided with a flange are required to be combined, the structure of the pump set is complex, and the water leakage risk is increased; and still need set up the pump room beside the water tank and place the pump in the pipe, because the pump room space is restricted, be not convenient for overhaul and maintenance of pump package.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device of making an uproar falls of silence pump, the noise reduction's of the pump body that provides in the solution background art effect is poor, vibrations are big, dismantles and installs convenient problem inadequately.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a noise reduction device of a silent pump comprises a silent pump body, wherein the silent pump body comprises a shell and a damping device fixed below the shell, a vacuum layer is arranged in the shell, the damping device comprises a bottom plate, a clamping groove is formed in the bottom plate, and the shell and the bottom plate are clamped with the clamping groove; the damping pad is arranged below the bottom plate, the baffle is arranged on the bottom plate, and a groove body for containing a pipeline is formed in the baffle.

In the above structure: on the basis of the original shell, on one hand, the pump body is protected from being damaged, on the other hand, the vacuum layer is arranged to realize noise isolation and reduce noise transmission, and the shock absorption pad is arranged and used for eliminating vibration generated by a driving mechanism of the pump body, so that the pump body can run more safely; the bottom plate is provided with a clamping groove, the shell and the bottom plate are provided with the clamping grooves in a clamping manner, so that the shell is convenient to mount and dismount, and only the corners of the shell are required to be pressed into the clamping grooves; the shell is made of metal material; in particular to a shell made of 304 stainless steel, and the interlayer of the shell is evacuated to form a vacuum layer, thereby reducing the noise transmission and further achieving the effect of noise isolation.

Preferably, the vacuum layer is filled with silencing cotton, so that noise is further absorbed and noise pollution is reduced on the basis of the existing vacuum layer.

Preferably, the shock pad is a rubber pad, has excellent wear resistance and elasticity, and has good corrosion resistance.

As a preferable scheme, a suction cup is arranged below the shock pad. The sucking disc is pressed to play absorbent effect on the object surface of treating the installation during installation, takes place the skew or skids when avoiding the installation, plays certain positioning action.

The utility model has the advantages as follows:

1. the casing covers the pump body, and on the one hand, the protection pump body does not receive the damage, and on the other hand, the vacuum layer that establishes realizes the noise isolation, reduces the propagation of noise.

2. The shell made of 304 stainless steel meets the strength of a shell vacuum layer and the requirement of better noise reduction, and silencing cotton is filled in an interlayer of the shell for noise reduction treatment.

3. The shock absorption pad is arranged for eliminating the vibration generated by the driving mechanism of the pump body, and the pump body is safer to operate.

4. The shell and the bottom plate are clamped, so that the shell and the bottom plate are convenient to mount and dismount, and are connected by bolts or screws, and the structure can be dismounted without using tools, is suitable for outdoor operation, reduces the number of tools to carry, and is more labor-saving.

Drawings

Fig. 1 is a schematic view of the overall structure in an embodiment of the present invention;

fig. 2 is a simplified structure of the housing according to an embodiment of the present invention;

fig. 3 is a schematic view of a shock absorbing device according to an embodiment of the present invention;

fig. 4 is an overall cross-sectional view in an embodiment of the invention;

fig. 5 is an enlarged view of a point a in fig. 3 in an embodiment of the present invention;

fig. 6 is an enlarged view of fig. 4 at B in an embodiment of the present invention;

reference numerals: 1. a silent pump body; 2. a connecting pipe; 3. a housing; 3-1, vacuum layer; 4. a damping device; 5. a baffle plate; 5-1, a trough body; 6. a base plate; 6-1, a clamping groove; 7. a shock pad; 8. a suction cup; 9. an elastic member.

Detailed Description

For a better understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and the following embodiments.

Example (b):

as shown in fig. 1, a noise reduction device of a silent pump comprises a silent pump body 1, wherein the silent pump body 1 comprises a shell 3 and a damping device 4 fixed below the shell 3, a vacuum layer 3-1 is arranged in the shell 3, the damping device 4 comprises a bottom plate 6, a damping pad 7 is arranged below the bottom plate 6, a baffle plate 5 is arranged on the bottom plate 6, and a groove body 5-1 for accommodating a pipeline is formed in the baffle plate 5; wherein silence pump body 1 includes original silence water pump, and 3 covers of casing are on the silence water pump, and the silence water pump is placed in the inside of casing 3 promptly, and on the silence water pump was fixed in bottom plate 6, casing 3 was connected with bottom plate 6.

In the above structure: on the original basis, a connecting pipe 2 is arranged on a shell 3, a pump body is placed in the shell 3 and communicated with an inlet and an outlet of the pump body to be respectively connected with an external water pipe, an external pipeline is introduced into a groove body 5-1 to be connected with the pump body, a water outlet of the pump body penetrates through the connecting pipe 2 to be connected with the external pipeline, when the pump body accelerates the pipeline flowing speed, the shell 3 covers the pump body, on one hand, the pump body is protected from being damaged, on the other hand, a vacuum layer 3-1 is arranged to realize noise isolation and reduce the noise transmission, the shell 3 is made of a metal material, particularly a shell 3 made of 304 stainless steel, and air is pumped out in an interlayer of the shell to form the vacuum layer 3-1 so as to reduce the noise transmission and further play a noise; in addition, the bottom of the pump body is provided with a shock pad 7 for eliminating the vibration generated by a driving mechanism of the pump body, so that the pump body is safer to operate; the bottom plate 6 is provided with a clamping groove 6-1, so that the shell 3 and the bottom plate 6 are clamped with the clamping groove 6-1, the elastic part 9 fixed at the bottom corner of the shell 3 is matched with the clamping groove 6-1 for clamping, the elastic part 9 is made of plastic, the elastic part is convenient to mount and dismount, and the bolt or screw connection is replaced.

Wherein, the vacuum layer 3-1 is filled with silencing cotton, the silencing cotton is formed by 100 percent polyester fiber through high-technology hot pressing and in a cocoon cotton shape, the sound absorption coefficient reaches 0.94 in the noise range of 125-4000HZ, and the noise is further absorbed on the basis of the original vacuum layer, so that the noise pollution is reduced.

Then, the shock pad 7 is a rubber pad, and has good wear resistance and elasticity, and good corrosion resistance.

Finally, a sucker 8 is arranged below the shock pad 7; during installation, the sucking disc 8 can be pressed to play an adsorption role on the surface of an object to be installed, so that the object is prevented from shifting or slipping during installation, and a certain positioning effect is achieved.

In conclusion, the noise reduction device of the silent pump is mainly used for water treatment, environmental protection, medical treatment, industrial control, scientific research laboratories and the like, needs to meet the requirements of small size, low noise, low power consumption and the like, can be widely used for lifting, transferring, pressurizing, spraying, water circulation, conveying and other purposes, has the service life prolonged to 2-3 times compared with the original silent pump after the noise reduction device of the silent pump is installed after noise reduction and shock absorption treatment, greatly improves the noise pollution of equipment operation, and reduces the vibration effect generated by equipment operation.

The embodiments of the present invention are just the embodiments, and the specific parameters in the embodiments and the above embodiments are only for the purpose of clearly expressing the verification process of the present invention, and are not used to limit the patent protection scope of the present invention, the patent protection scope of the present invention still uses the claims as the standard, and all the equivalent structural changes made by the contents of the description and the drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The noise reduction device of the silent pump comprises a silent pump body (1), and is characterized in that the silent pump body (1) comprises a shell (3) and a damping device (4) fixed below the shell (3), a vacuum layer (3-1) is arranged in the shell (3), the damping device (4) comprises a bottom plate (6), the bottom plate (6) is provided with a clamping groove (6-1), and the shell (3) and the bottom plate (6) are provided with clamping grooves (6-1) which are clamped; the damping pad (7) is arranged below the bottom plate (6), the baffle (5) is arranged on the bottom plate (6), and a groove body (5-1) for accommodating a pipeline is formed in the baffle (5).

2. The noise reduction device of a silent pump according to claim 1, wherein the vacuum layer (3-1) is filled with sound-absorbing cotton.

3. The noise reducer of a silent pump according to claim 1, wherein said casing (3) is made of metal.

4. The noise reducer of a silent pump according to claim 1, wherein the shock pad (7) is a rubber pad.

5. A noise reduction device for a silent pump according to claim 1, characterized in that a suction cup (8) is provided under the shock pad (7).