CN201568379U

CN201568379U - Sound-insulation cover of water pump

Info

Publication number: CN201568379U
Application number: CN2009203534537U
Authority: CN
Inventors: 戴正欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-12-23
Filing date: 2009-12-23
Publication date: 2010-09-01
Anticipated expiration: 2019-12-23

Abstract

The utility model discloses a sound-insulation cover of a water pump, which belongs to technical field of noise processing particular to technical field of a water pump sound-insulation cover. Through the technology of the water pump sound-insulation cover, the sound-insulation cover uses control of noise source as an opportunity and uses a water pump unit, a bottom plate, an inner cover, an outer cover and other components, so as to meet noise limit requirements around water-pump houses in urban first-class mixed area, second-class mixed area and business center district day and night through means of sound insulation, sound absorption, noise elimination, damping, vibration isolation, vibration absorption for two layers of noise source.

Description

The water pump acoustic hood

Technical field:

The utility model belongs to the noise management technique field, particularly a kind of water pump acoustic hood technical field.

Background technique:

The noise management technique of prior art is difficult to administer to the noise of pumping station, by means such as sound insulation, sound absorption, noise elimination, damping, vibration isolation, shock-absorbings, still is difficult to reach ideal state.

Summary of the invention:

In order to overcome the described difficult point of background technique, the utility model purpose provides a kind of brand-new water pump acoustic hood technology, with the control sound source is opportunity, use comprehensive means, can realize satisfying the daytime of one class mixed zone, city, two class mixed zones, high-value district pumping station periphery and the noise limit requirement at night.

The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of water pump acoustic hood is made up of inner cover, outer cover, sound-absorbing material, the big U-shaped plate of sound insulation, ventilation silencing apparatus, the little U-shaped plate of sound insulation, lower limit pin, base plate, time vibration pad, last vibration pad, instrument panel, upper limit pin; It is characterized in that supporting water pump assembly comprises water pump, motor, common base, pumping line a whole set of, be positioned on the described base plate, and the described vibration pad of going up is set, the upper limit pin, described inner cover is positioned at outside the water pump assembly, and be fixedly connected on the described base plate, described sound-absorbing material is covered on the inner cover, described outer cover is positioned at inner cover, outside the sound-absorbing material, and be fixedly connected on the base plate, described ventilation silencing apparatus passes through inner cover, sound-absorbing material places on the outer cover, the big U-shaped sleeve-board of described sound insulation is in pumping line and be affixed on the outer cover, the little U-shaped sleeve-board of described sound insulation is in ventilation silencing apparatus and being affixed on the outer cover, described instrument panel is fixedly connected on the described outer cover, is following vibration pad and cement flooring under the described base plate, and described lower limit pin is positioned at four jiaos of base plates and is fixed on the cement flooring.

The beneficial effects of the utility model are: a kind of water pump acoustic hood is an opportunity with the control sound source, uses comprehensive means, can realize satisfying the daytime of one class mixed zone, city, two class mixed zones, high-value district pumping station periphery and the noise limit requirement at night.

Description of drawings:

Fig. 1 is the utility model water pump acoustic hood embodiment schematic representation.

Fig. 2 is the ventilation silencing apparatus embodiment schematic representation of the utility model water pump acoustic hood.

Be illustrated as: on 9 times vibration pads 10 of the big U-shaped plate of inner cover 1 outer cover 2 sound-absorbing materials 3 pumping lines 4 sound insulations 5 ventilation little U-shaped plate 7 lower limit pin, 8 base plates of silencer 6 sound insulations vibration pad 11 water pumps 12 motors 13 common bases 14 cement floorings 15 instrument boards, 16 upper limit pin 17, straight baffle 101 diaphragm plates 102 hanging objects 103 throw limit things 104 positioning baffles 601 breather pipes 602 ventilation pipe boxes 603 ventilator cowls 604 ventilation pipe boxes 603 end openings to breather pipe 602 apertures along distance H

Embodiment:

Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.

As Fig. 1 be the utility model water pump acoustic hood implement a kind of water pump acoustic hood shown in the schematic illustration by inner cover 1, outer cover 2, sound-absorbing material 3, the big U-shaped plate 5 of sound insulation, ventilation silencing apparatus 6, the little U-shaped plate 7 of sound insulation, lower limit pin 8, base plate 9, down vibration pad 10, go up vibration pad 11, instrument panel 16, upper limit pin 17 and form; It is characterized in that supporting water pump assembly comprise water pump 12, motor 13, common base 14, pumping line 4 a whole set of, be positioned on the described base plate 9, and the described vibration pad 11 of going up is set between common base 14 and base plate 9, upper limit pin 17 is arranged at 14 4 jiaos of common bases, spacing to common base 14, upper limit pin 17 is fixed in base plate 9.Described inner cover 1 is positioned at outside the water pump assembly, and is fixedly connected on the described base plate 9, and inner cover 1 suggestion is made of 1.5～2 millimeters steel plates, and activity lifting suspension ring are established on both sides.Described inner cover 1 suggestion surrounding size is respectively greater than water pump assembly 100 millimeter, and periphery is put some throwing limit things 104 in a jumble.Described inner cover 1 suggestion height dimension is respectively greater than water pump assembly 300～500 millimeter.At the inner top of inner cover 1, fixing at least two above straight baffles 101, spacing does not wait for 100～200 millimeters, and height does not wait for 150～300 millimeters, the spacing of each part straight baffle 101 and highly will irregularly not waiting.And at the inner top of inner cover 1, fixing at least two above diaphragms 102, spacing does not wait for 200～400 millimeters, and height does not wait for 150～300 millimeters, the spacing of each part diaphragm 102 and highly want irregular and do not wait, rectangulars that each part straight baffle 101 and each part diaphragm 102 intersect compositions have nothing in common with each other.Hang the hanging object 103 more than at least 10 in rectangular or on the rectangular limit.In rectangular, can clog some sponges or cloth bag glass fibre, or cloth bag cotton-wool, or cloth bag slag wool, or the cotton felt felt of low gear, thick 30～50 millimeters.Described sound-absorbing material 3 is covered in outside the inner cover 1, and cloth bag glass fibre is selected in sound-absorbing material 3 suggestions for use, or cloth bag cotton-wool, or cloth bag slag wool, the cotton felt felt of low gear, thick 30～50 millimeters.Described outer cover 2 is positioned at outside inner cover 1, the sound-absorbing material 3, and is fixedly connected on the base plate 9, and suggestion is made of 1.5～2 millimeters steel plates, and activity lifting suspension ring are established on both sides.Described ventilation silencing apparatus 6 places on the outer cover 2 by inner cover 1, sound-absorbing material 3, the big U-shaped plate 5 of described sound insulation is placed in pumping line 4 and is affixed on the outer cover 2, the little U-shaped plate 7 of described sound insulation is placed in ventilation silencing apparatus 6 and is affixed on the outer cover 2, and the U-shaped plate also can transform C shape plate into.Described instrument panel 16 is fixedly connected on the described outer cover 2, and instrument panel 16 positions want selection operation convenient.Power supply voltage table, galvanometer motor, motor temperature table, water outlet water pressure gage, water flow table or the like should be set on the instrument panel 16.Vibration pad 10 and cement flooring 15 under under the described base plate 9 being, described lower limit pin 8 is positioned at 9 four jiaos of base plates and is fixed on the cement flooring 15.Base plate 9 nearby has a vent at motor 13.Base plate 9 is used flexible cable ground connection.

Fig. 2 is that the ventilation silencing apparatus of the utility model water pump acoustic hood is implemented schematic illustration.Shown in the ventilation silencing apparatus be that ventilator cowl 604 is formed by positioning baffle 601, breathing pipe 602, ventilation pipe box 603; Described breathing pipe 602 is to connect inner cover 1, sound-absorbing material 3, outer cover 2 to communicate with atmosphere, just cool air nearby has a vent to advance from base plate 9 at motor 13, the hot air of inner cover 1, outer cover 2 is discharged from breathing pipe 602 gravity flows, a collection of aperture has also been beaten in the upper end, aperture channel cross-sectional area sum is greater than the sectional area of breathing pipe 602 endoporus, and ventilator cowl 604 is stamped by wool felt or the making of cotton wool felt material in the top on the breathing pipe 602.Ventilation pipe box 603 is placed in top on the breathing pipe 602, and ventilation pipe box 603 end openings are lower than the lower edge H of breathing pipe 602 apertures along the limit, H＞30 millimeter.The ventilation silencing apparatus is supported on the outer cover 2 by being fixed in the positioning baffle 601 on the breathing pipe 602.Breathing pipe 602 is positioned at least one aperture under the positioning baffle, communicate with outer cover 2 inner chambers.

The beneficial effects of the utility model are: a kind of sound-insulation cover of water pump, take the control sound source as opportunity, use comprehensive means, and can realize satisfying the daytime of one class mixed zone, city, two class mixed zones, shopping centre pump house periphery and the noise limit requirement at night. If noise limit is had higher requirement, then must be aided with other means as: water inlet water pipe ditch must bend; The passage three of water inlet water pipe, power cable, inner cover 1 and base plate 9 unifies when entering into water water pipe ditch and border seal; Will there be the noise reduction measure at the pumping line place of extending, stops liquid and pipeline transaudient; Cross insulation wall water pipe and stop noise transmission etc. with the measure of mutual obstruct.

Claims

1. a water pump acoustic hood is made up of inner cover (1), outer cover (2), sound-absorbing material (3), the big U-shaped plate of sound insulation (5), ventilation silencing apparatus (6), the little U-shaped plate of sound insulation (7), lower limit pin (8), base plate (9), time vibration pad (10), last vibration pad (11), instrument panel (16), upper limit pin (17); It is characterized in that supporting water pump assembly is positioned on the described base plate (9), and described vibration pad (11), the upper limit pin (17) gone up is set; The big U-shaped plate of described sound insulation (5) is placed in pumping line (4) and is affixed on the outer cover (2); The little U-shaped plate of described sound insulation (6) is placed in ventilation silencing apparatus (6) and is affixed on the outer cover (2); Described instrument panel (16) is fixedly connected on the described outer cover (2).

2. a kind of water pump acoustic hood as claimed in claim 1 is characterized in that described inner cover (1) is positioned at outside the water pump assembly, and is fixedly connected on the described base plate (9); The inner top of described inner cover (1) fixedly is no less than two above straight baffles (101), the spacing of each part straight baffle (101) and highly will be irregular not waiting; Inner top in inner cover (1) fixedly is no less than two above diaphragms (102), the spacing of each part diaphragm (102) and highly will be irregular not waiting; Each part straight baffle (101) and each part diaphragm (102) intersect the quadrilateral of forming and have nothing in common with each other; Hang the hanging object (103) more than at least 10 in quadrilateral or on the quadrilateral limit; Described sound-absorbing material (3) is covered on the inner cover (1).

3. a kind of water pump acoustic hood as claimed in claim 1 is characterized in that described outer cover (2) is positioned at outside inner cover (1), the sound-absorbing material (3), and is fixedly connected on the base plate (9).

4. a kind of water pump acoustic hood as claimed in claim 1 is characterized in that described ventilation silencing apparatus (6) is that ventilator cowl (604) is formed by positioning baffle (601), breathing pipe (602), ventilation pipe box (603); Described breathing pipe (602) is to connect inner cover (1), sound-absorbing material (3), outer cover (2) to communicate with atmosphere; Described breathing pipe (602) upper end is covered with a collection of aperture, and aperture channel cross-sectional area sum is greater than the sectional area of breathing pipe (602) endoporus; Breathing pipe (602) the has been gone up top end cover ventilator cowl of making by wool felt or cotton wool felt material (604); Ventilation pipe box (603) is placed in breathing pipe (602) and goes up the top, ventilation pipe box (603) end opening is lower than the lower edge H of breathing pipe (602) aperture along the limit, H＞30 millimeter, the breathing pipe (602) of ventilation silencing apparatus (6) is supported on the outer cover (2) by the positioning baffle (601) that is fixed on the breathing pipe (602) by inner cover (1), sound-absorbing material (3) and outer cover (2).

5. a kind of water pump acoustic hood as claimed in claim 1 is characterized in that under the described base plate (9) it being following vibration pad (10) and cement flooring (15); Described lower limit pin (8) is positioned at (9) four jiaos of base plates and is fixed on the cement flooring (15).