CN208918847U - A kind of vertical single stage centrifugal pump - Google Patents
A kind of vertical single stage centrifugal pump Download PDFInfo
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- CN208918847U CN208918847U CN201821675578.7U CN201821675578U CN208918847U CN 208918847 U CN208918847 U CN 208918847U CN 201821675578 U CN201821675578 U CN 201821675578U CN 208918847 U CN208918847 U CN 208918847U
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- sound
- groove
- absorbing
- motor assembly
- gas permeability
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Abstract
The utility model provides a kind of vertical single stage centrifugal pump, including motor assembly and the pump for being removably connected to told motor assembly lower end, the motor assembly upper end is equipped with the first groove, fan unit is equipped in first groove, the fan unit is detachably connected the motor assembly, fixed ring is equipped on the outside of the motor assembly upper end, the fixed ring is detachably connected gas permeability sound-absorbing cover.The utility model is detachably connected gas permeability sound-absorbing cover by fixed ring, the noise generated when fan unit rotation is carried out using gas permeability sound-absorbing cover by the way that fixed ring is arranged in motor assembly upper end.
Description
Technical field
The utility model relates to water pump processing technique fields, relate generally to a kind of vertical single stage centrifugal pump.
Background technique
Centrifugal pump has the diversified forms such as vertical, horizontal, single-stage, multistage, single suction, double suction, self-priming.Centrifugal pump is to utilize leaf
Wheel rotates and makes water that centrifugal movement occur and carry out work.Water pump is before activation, it is necessary to make full of water in pump case and suction hose, then
Start motor, pump shaft impeller and water is made to do high speed rotary motion, water occurs centrifugal movement, impeller outer edge is thrown toward, through snail
The runner of shape pump case flows into the pressure pipe road of water pump.
Centrifugal water pump can generate a large amount of thermal energy during use, since motor works long hours, to need
One end of motor assembly is provided with fan structure, is rotated using motor and fan is driven to rotate, radiated to centrifugal pump.
But fan can generate noise in the course of rotation, i.e., affect to the working environment of people.
Utility model content
The utility model provides a kind of vertical single stage centrifugal pump, to the fan that solves to propose in background technique in rotation
Noise can be generated in the process, i.e., affect to the working environment of people.
To achieve the above object, the utility model provides the following technical solutions: a kind of vertical single stage centrifugal pump, including motor
Assembly and the pump for being removably connected to told motor assembly lower end, the motor assembly upper end are equipped with the first groove, and described first
Fan unit is equipped in groove, the fan unit is detachably connected the motor assembly, sets on the outside of the motor assembly upper end
There is fixed ring, the fixed ring is detachably connected gas permeability sound-absorbing cover.
Preferably, it is symmetrically arranged with four the second grooves on the outside of the fixed ring, is symmetrically set on the inside of the gas permeability sound-absorbing cover
There are four third groove, the first limit plate is equipped in the third groove, bearing connects first in the middle part of first limit plate
Bar, first screw rod is rotatablely connected the gas permeability sound-absorbing cover, and first screw rod one end is rotatablely connected turncap, described
Turncap bearing connects the gas permeability sound-absorbing cover, and side-lower is equipped with the 4th groove, first limit in second groove
Position plate is slidably connected the 4th groove.
Preferably, the first screw rod upper and lower is symmetrically arranged with two the first telescopic rods, and two first telescopic rods are solid
Surely it is connected in the third groove.
Preferably, gas permeability sound-absorbing cover side is symmetrically arranged with four the first sound absorption units, four first sound-absorbings
Unit includes the first abatvoix, and multiple sound-absorbing slots are equipped on the inside of first abatvoix, and multiple sound-absorbing trench bottoms are all provided with
There are air hole, and the rounded setting of sound-absorbing slot.
Preferably, two the second sound absorption units, two second sound-absorbings are symmetrically arranged with above the gas permeability sound-absorbing cover
Third sound absorption unit is equipped between unit, second sound absorption unit includes sound-absorbing net, and the sound-absorbing is equipped with multiple second on the net
Air hole, second air hole are arranged in octagon, and 532 inside of the second air hole described in ring is equipped with acoustical cotton in one week.
Preferably, the third sound absorption unit includes multiple second abatvoixs, and multiple second abatvoixs are in oblique " V " word
Shape setting, and cavity is formed between two neighboring second abatvoix, the cavity horizontal length is less than the second abatvoix water
Flat lateral length.
Compared with prior art, the utility model has the beneficial effects that
Since the upper end of motor assembly is provided with fan unit, fan unit is connect the utility model with motor assembly, from
And drive fan rotation as motor rotates, i.e., convenient for radiating to motor, solid by being provided on the outside of motor upper end
Determine ring, fixed ring is detachably connected gas permeability sound-absorbing cover, makes an uproar using what gas permeability sound-absorbing cover generate when absorption fan rotates
Sound, thus i.e. so that the heat that motor generates when centrifugal pump works accelerates rate of heat dispation by fan, so that centrifugation pump work
When noise it is smaller.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model gas permeability sound-absorbing cover structural schematic diagram；
Fig. 3 is the utility model the first limit plate connection schematic diagram；
Fig. 4 is the utility model the second ditch profile figure；
Fig. 5 is the utility model gas permeability sound-absorbing cover top view；
Fig. 6 is the utility model the first sound absorption unit structural schematic diagram；
Fig. 7 is the utility model the second sound absorption unit structural schematic diagram.
In figure: 1- motor assembly, the first groove of 11-, 2- pump, 3- fan unit, 4- fixed ring, the second groove of 41-, 42-
4th groove, 5- gas permeability sound-absorbing cover, 51- third groove, the first limit plate of 511-, the first screw rod of 512-, 513- turncap,
The first sound absorption unit of 52-, the first abatvoix of 521-, 522- sound-absorbing slot, 523- air hole, the second sound absorption unit of 53-, 531- sound-absorbing
Net, the second air hole of 532-, 533- acoustical cotton, 54- third sound absorption unit, the second abatvoix of 541-, 542- cavity.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment please refers to Fig. 1-7, a kind of vertical single stage centrifugal pump, including motor assembly 1 and is removably connected to and told
The pump 2 of 1 lower end of motor assembly, 1 upper end of motor assembly are equipped with the first groove 11, are equipped with fan list in first groove 11
Member 3, the fan unit 3 are detachably connected the motor assembly 1, are equipped with fixed ring 4, institute on the outside of 1 upper end of motor assembly
It states fixed ring 4 and is detachably connected gas permeability sound-absorbing cover 5.
Embodiment please refers to Fig. 1-4, and four the second grooves 41 are symmetrically arranged on the outside of the fixed ring 4, and the gas permeability is inhaled
It is symmetrically arranged with four third grooves 51 on the inside of sound cover 5, the first limit plate 511, first limit are equipped in the third groove 51
Position 511 middle part bearing of plate connects the first screw rod 512, and first screw rod 512 is rotatablely connected the gas permeability sound-absorbing cover 5, and institute
512 one end of the first screw rod rotation connection turncap 513 is stated, 513 bearing of turncap connects the gas permeability sound-absorbing cover 5, and
Side-lower is equipped with the 4th groove 42 in second groove 41, and first limit plate 511 is slidably connected the 4th groove 42.
Embodiment, please refers to Fig. 1-3, and 512 upper and lower of the first screw rod is symmetrically arranged with two the first telescopic rods 514, and two
A fixation of first telescopic rod 514 is connected in the third groove 51.
Embodiment, referring to figure 5. -7,5 side of gas permeability sound-absorbing cover are symmetrically arranged with four the first sound absorption units 52, and four
A first sound absorption unit 52 includes the first abatvoix 521, is equipped with multiple sound-absorbing slots on the inside of first abatvoix 521
522, multiple 522 bottoms of sound-absorbing slot are equipped with air hole 523, and the rounded setting of the sound-absorbing slot 522.
Embodiment is symmetrically arranged with two the second sound absorption units 53 referring to figure 5. -7 above the gas permeability sound-absorbing cover 5, and two
Third sound absorption unit 54 is equipped between a second sound absorption unit 53, second sound absorption unit 53 includes sound-absorbing net 531, institute
Sound-absorbing net 531 is stated equipped with multiple second air holes 532, second air hole 532 is in octagon setting, and the described in ring
Two air holes, 532 inside is equipped with acoustical cotton 533 in one week.
Embodiment, referring to figure 5. -7, the third sound absorption unit 54 include multiple second abatvoixs 541, and multiple described the
Two abatvoixs 541 are in oblique " V " font setting, and cavity 542, the sky are formed between two neighboring second abatvoix 541
542 horizontal length of chamber is less than 541 horizontal cross length of the second abatvoix.
Operating principle: the utility model centrifugal pump carries out the fixation of centrifugal pump by the support base of pump lower end, then passes through
The operating of motor assembly drives in the first groove of motor assembly upper end to work when motor assembly is operated
Fan rotation accelerates heat dissipation to increase upper end air velocity.
And fixed ring is equipped on the outside of motor assembly, it is symmetrically arranged with four the second grooves in fixed ring, and gas permeability sound-absorbing cover
Inside is equipped with third groove, and first gas permeability sound-absorbing cover is slidably connected the second groove, then by turning cap rotation so that first
Bar elongation drives the elongation of the first telescopic rod, and the elongation of the first limit plate enters the 4th groove across the second groove, i.e. completion gas permeability
The fixation of sound-absorbing cover.
When motor assembly is worked, first pass through fan drive air-flow first from the air hole on the first sound absorption unit into
Row excludes, and the sound-absorbing slot on the first abatvoix absorbs noise, and the rounded setting of sound-absorbing slot, thus the sound wave absorbed
More.
Fraction rises to gas permeability sound-absorbing cover upper end, is arranged on the second sound-absorbing slot of gas permeability sound-absorbing cover upper end two sides
There are multiple second air holes, so that the exclusion of air-flow is increased, and gas vent inner wall is equipped with acoustical cotton, further inhales to noise
It receives, third sound absorption unit, the inclined formula of third sound absorption unit " V " set up of character patt ern, due to sound wave is equipped in the middle part of the second sound absorption unit
Transmission path be straight line, so that the abatvoix in " V " font can allow sound wave between adjacent " V " font abatvoix
Rebound, increases the efficiency of sound-absorbing.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of vertical single stage centrifugal pump, including motor assembly (1) and it is removably connected to the pump of the motor assembly (1) lower end
(2), it is characterised in that: motor assembly (1) upper end is equipped with the first groove (11), and fan is equipped in first groove (11)
Unit (3), the fan unit (3) are detachably connected the motor assembly (1), are equipped on the outside of motor assembly (1) upper end
Fixed ring (4), the fixed ring (4) are detachably connected gas permeability sound-absorbing cover (5).
2. a kind of vertical single stage centrifugal pump according to claim 1, it is characterised in that: symmetrical on the outside of the fixed ring (4)
If being symmetrically arranged with four third grooves (51), the third on the inside of the gas permeability sound-absorbing cover (5) there are four the second groove (41)
The first limit plate (511) are equipped in groove (51), bearing connection the first screw rod (512), institute in the middle part of first limit plate (511)
It states the first screw rod (512) and is rotatablely connected the gas permeability sound-absorbing cover (5), and the rotation connection rotation of described first screw rod (512) one end
Turn cap (513), turncap (513) bearing connects the gas permeability sound-absorbing cover (5), and under second groove (41) inside
Side is equipped with the 4th groove (42), and first limit plate (511) is slidably connected the 4th groove (42).
3. a kind of vertical single stage centrifugal pump according to claim 2, it is characterised in that: first screw rod (512) is up and down
Side is symmetrically arranged with two the first telescopic rods (514), and two the first telescopic rod (514) fixations are connected in the third groove (51)
It is interior.
4. a kind of vertical single stage centrifugal pump according to claim 2, it is characterised in that: gas permeability sound-absorbing cover (5) side
While being symmetrically arranged with four the first sound absorption units (52), four first sound absorption units (52) include the first abatvoix (521),
Multiple sound-absorbing slots (522) are equipped on the inside of first abatvoix (521), multiple sound-absorbing slot (522) bottoms are equipped with ventilative
Hole (523), and the sound-absorbing slot (522) rounded setting.
5. a kind of vertical single stage centrifugal pump according to claim 2, it is characterised in that: on the gas permeability sound-absorbing cover (5)
Side is symmetrically arranged with two the second sound absorption units (53), is equipped with third sound absorption unit between two second sound absorption units (53)
(54), second sound absorption unit (53) includes sound-absorbing net (531), and the sound-absorbing net (531) is equipped with multiple second air holes
(532), second air hole (532) is arranged in octagon, and is equipped within one week on the inside of the second air hole (532) described in ring and inhales
Sound cotton (533).
6. a kind of vertical single stage centrifugal pump according to claim 5, it is characterised in that: third sound absorption unit (54) packet
Include multiple second abatvoixs (541), multiple second abatvoixs (541) are in oblique " V " font setting, and two neighboring described the
Cavity (542) are formed between two abatvoixs (541), cavity (542) horizontal length is horizontal less than the second abatvoix (541) horizontal
To length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821675578.7U CN208918847U (en) | 2018-10-16 | 2018-10-16 | A kind of vertical single stage centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821675578.7U CN208918847U (en) | 2018-10-16 | 2018-10-16 | A kind of vertical single stage centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208918847U true CN208918847U (en) | 2019-05-31 |
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ID=66709458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821675578.7U Active CN208918847U (en) | 2018-10-16 | 2018-10-16 | A kind of vertical single stage centrifugal pump |
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| Country | Link |
|---|---|
| CN (1) | CN208918847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469499A (en) * | 2019-09-16 | 2019-11-19 | 重庆美的通用制冷设备有限公司 | Sound proof box, pump assembly, fluid system and heating and ventilating equipment |
-
2018
- 2018-10-16 CN CN201821675578.7U patent/CN208918847U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110469499A (en) * | 2019-09-16 | 2019-11-19 | 重庆美的通用制冷设备有限公司 | Sound proof box, pump assembly, fluid system and heating and ventilating equipment |
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