CN109654068B - A kind of damping of centrifugal pump - Google Patents
A kind of damping of centrifugal pump Download PDFInfo
- Publication number
- CN109654068B CN109654068B CN201910027637.2A CN201910027637A CN109654068B CN 109654068 B CN109654068 B CN 109654068B CN 201910027637 A CN201910027637 A CN 201910027637A CN 109654068 B CN109654068 B CN 109654068B
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- China
- Prior art keywords
- fixedly connected
- damping
- base
- centrifugal pump
- telescopic rod
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Vibration Prevention Devices (AREA)
Abstract
A kind of damping of centrifugal pump of the present invention, including bottom base are provided with top base at the top of the bottom base, and the right side at the top of the top base is fixedly connected with motor, the output end of the motor is connected with shaft coupling.The present invention passes through setting bottom base, top base, motor, shaft coupling, centrifugal pump ontology, bracket, first damping trough, limited post, shock structure, second damping trough, rubber block, first damping spring, first telescopic rod, fixed plate, pulley, second damping spring and third damping spring are used cooperatively, the effect for solving existing centrifugal pump damping is bad, the vibration that centrifugal pump generates during the work time can make the components of itself and shaft coupling be affected so as to shorten service life, the vibration of centrifugal pump can lead to the problem of abnormal sound simultaneously, the damping of the centrifugal pump, has the advantages of efficient damping, it is easy to use, improve the practicability of centrifugal pump.
Description
Technical field
The present invention relates to field of mechanical technique, specially a kind of damping of centrifugal pump.
Background technique
Centrifugal pump refers to the centrifugal force by generating when impeller rotation to convey the pump of liquid, and centrifugal pump has vertical, horizontal, single
A variety of patterns such as grade, multistage, single suction, double suction.
Need to use centrifugal pump when conveying liquid, but the effect of existing centrifugal pump damping is bad, and centrifugal pump exists
The vibration generated in the course of work can make the components of itself be affected so as to shorten service life, it is also possible to make shaft coupling
Defect centering failure occur causes abrasion to aggravate and aggravates energy loss, while the vibration of centrifugal pump will lead to generation noise, no
Convenient for the use of user, the practicability of centrifugal pump is reduced.
Summary of the invention
The purpose of the present invention is to provide a kind of dampings of centrifugal pump, have the advantages of efficient damping, solve existing
Some centrifugal pump damping effects are bad, the vibration that centrifugal pump generates during the work time can make itself components and shaft coupling by
To influence so as to shorten service life, while the vibration of centrifugal pump will lead to and lead to the problem of noise.
To achieve the above object, the invention provides the following technical scheme: a kind of damping of centrifugal pump, including lower base
, it is provided with top base at the top of the bottom base, the right side at the top of the top base is fixedly connected with motor, the motor
Output end is connected with shaft coupling, is fixedly connected at the top of the bottom of the shaft coupling and top base, connects on the left of the shaft coupling
It is connected to centrifugal pump ontology, bracket, the bottom of the bracket and top base are fixedly connected on the left of the centrifugal pump body bottom portion
It is fixedly connected on the left of top, the two sides of the top base bottom offer the first damping trough, the top of first damping trough
Portion is fixedly connected with limited post, and the internal slide of the limited post is connected with shock structure, and the two sides at the top of the bottom base are opened
Equipped with the second damping trough, the bottom of second damping trough is fixedly connected with rubber block, and the left and right side of the rubber block is equal
Be fixedly connected with the left and right side of the second damping trough inner wall, the bottom of the shock structure sequentially pass through from top to bottom top base and
Bottom base and the inside for extending to the second damping trough are fixedly connected at the top of the bottom of the shock structure and rubber block, described to subtract
The first damping spring, side of first damping spring far from shock structure and the first damping trough are fixedly connected at the top of shake column
It is fixedly connected, the left and right side of the shock structure is fixedly connected to the first telescopic rod, and first telescopic rod is far from damping
The side of column is fixedly connected with fixed plate, and the fixed plate is fixedly connected with pulley, the cunning far from the side of the first telescopic rod
It takes turns and is slidably connected with the inner wall of top base, the surface of first telescopic rod is arranged with the second damping spring, the shock structure
Outside is fixedly connected with the second damping spring close to the side of shock structure, and the inside of the fixed plate and the second damping spring are close
The side of fixed plate is fixedly connected, and the two sides of the top base bottom are fixedly connected to third damping spring, and the third subtracts
It shakes and is fixedly connected at the top of the bottom and bottom base of spring, the two sides at the top of the bottom base have been respectively fixedly connected with rubber pad
Piece, the top of the rubber sheet gasket are fixedly connected with the bottom of top base.
Preferably, the inside of the third damping spring is socketed with the second telescopic rod, the top of second telescopic rod with
The bottom of top base is fixedly connected, and is fixedly connected at the top of the bottom of second telescopic rod and bottom base.
Preferably, the inside of the limited post offers the first sliding groove that cooperation shock structure uses, the limit column wall
Bottom offer the second sliding slot that uses of the first telescopic rod of cooperation.
Preferably, the inner wall of the top base offers the third sliding slot that cooperation pulley uses, the bottom of the bottom base
Portion is fixedly connected with resilient cushion.
Preferably, the bottom on the left of the shaft coupling is fixedly connected with supporting block, the top of the supporting block and centrifugal pump
It is fixedly connected on the right side of body bottom portion.
Preferably, the inside of first damping spring is socketed with third telescopic rod, the top of the third telescopic rod with
It is fixedly connected at the top of limit column wall, is fixedly connected at the top of the bottom of the third telescopic rod and shock structure.
Compared with prior art, beneficial effects of the present invention are as follows:
1, the present invention by setting bottom base, top base, motor, shaft coupling, centrifugal pump ontology, bracket, the first damping trough,
Limited post, shock structure, the second damping trough, rubber block, the first damping spring, the first telescopic rod, fixed plate, pulley, the second damping
Spring and third damping spring are used cooperatively, and solve that existing centrifugal pump damping effect is bad, and centrifugal pump is in the course of work
The vibration of middle generation can make the components of itself be affected so as to shorten service life, while the vibration of centrifugal pump will lead to production
The problem of raw noise, the damping of the centrifugal pump have the advantages of efficient damping, and the person of being convenient to use uses, improve from
The practicability of heart pump.
2, the present invention enhances the cushioning ability of third damping spring by the second telescopic rod of setting, while can be to the
The limit of three damping springs effectively prevent third damping spring to deform or bend, by the way that first sliding groove is arranged, can limit shock structure
Position, prevent shock structure there is a phenomenon where deviateing, by be arranged resilient cushion, can to the further damping of centrifugal pump ontology,
The damping effect for effectively increasing centrifugal pump ontology can reinforce the enabling capabilities to centrifugal pump ontology by setting supporting block,
Preventing centrifugal pump ontology, there is a situation where be broken.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is the partial enlarged view of A in Fig. 1 of the present invention;
Fig. 3 is the partial enlarged view of B in Fig. 2 of the present invention.
In figure: 1 bottom base, 2 top bases, 3 motors, 4 shaft couplings, 5 centrifugal pump ontologies, 6 brackets, 7 first damping troughs, 8 limits
Position column, 9 shock structures, 10 second damping troughs, 11 rubber blocks, 12 first damping springs, 13 first telescopic rods, 14 fixed plates, 15 are slided
Wheel, 16 second damping springs, 17 third damping springs, 18 second telescopic rods, 19 first sliding grooves, 20 second sliding slots, 21 thirds are sliding
Slot, 22 resilient cushions, 23 supporting blocks, 24 third telescopic rods, 25 rubber sheet gaskets.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig. 1-3, a kind of damping of centrifugal pump, including bottom base 1, the top of bottom base 1 and is provided with base
Seat 2, the right side at 2 top of top base are fixedly connected with motor 3, and the output end of motor 3 is connected with shaft coupling 4, and shaft coupling 4 is left
The bottom of side is fixedly connected with supporting block 23, is fixedly connected, passes through on the right side of the top and 5 bottom of centrifugal pump ontology of supporting block 23
Supporting block 23 is set, the enabling capabilities to centrifugal pump ontology 5 can be reinforced, prevents centrifugal pump ontology 5 there is a situation where being broken, joins
The bottom of axis device 4 is fixedly connected with the top of top base 2, and the left side of shaft coupling 4 is connected with centrifugal pump ontology 5, centrifugal pump
Bracket 6 is fixedly connected on the left of 5 bottom of ontology, the bottom of bracket 6 is fixedly connected with the left side at 2 top of top base, top base 2
The two sides of bottom offer the first damping trough 7, and the top of the first damping trough 7 is fixedly connected with limited post 8, limited post 8 it is interior
Portion slidably connects shock structure 9, and the two sides at 1 top of bottom base offer the second damping trough 10, the bottom of the second damping trough 10
It is fixedly connected with rubber block 11, the left and right side of rubber block 11, which is fixed with the left and right side of 10 inner wall of the second damping trough, to be connected
It connects, the bottom of shock structure 9 sequentially passes through top base 2 and bottom base 1 from top to bottom and extends to the inside of the second damping trough 10, subtracts
The bottom of shake column 9 is fixedly connected with the top of rubber block 11, and the top of shock structure 9 is fixedly connected with the first damping spring 12, the
The inside of one damping spring 12 is socketed with third telescopic rod 24, and the top of third telescopic rod 24 and the top of 8 inner wall of limited post are solid
Fixed connection, the bottom of third telescopic rod 24 are fixedly connected with the top of shock structure 9, and the first damping spring 12 is far from shock structure 9
Side is fixedly connected with the first damping trough 7, and the left and right side of shock structure 9 is fixedly connected to the first telescopic rod 13, limited post 8
Inside offer the first sliding groove 19 that uses of cooperation shock structure 9 and can limit shock structure 9 by the way that first sliding groove 19 is arranged
Position prevents shock structure 9 there is a phenomenon where deviateing, and the bottom of 8 inner wall of limited post offers the first telescopic rod 13 of cooperation and uses
Second sliding slot 20, the first telescopic rod 13 is fixedly connected with fixed plate 14 far from the side of shock structure 9, and fixed plate 14 is far from first
The side of telescopic rod 13 is fixedly connected with pulley 15, and the inner wall of top base 2 offers the third sliding slot that cooperation pulley 15 uses
21, the bottom of bottom base 1 is fixedly connected with resilient cushion 22, can be further to centrifugal pump ontology 5 by the way that resilient cushion 22 is arranged
Damping effectively increases the damping effect of centrifugal pump ontology 5, and pulley 15 and the inner wall of top base 2 are slidably connected, the first telescopic rod
It is solid close to the side of shock structure 9 that 13 surface is arranged with the second damping spring 16, the outside of shock structure 9 and the second damping spring 16
Fixed connection, the inside of fixed plate 14 are fixedly connected with the second damping spring 16 close to the side of fixed plate 14,2 bottom of top base
Two sides are fixedly connected to third damping spring 17, and the inside of third damping spring 17 is socketed with the second telescopic rod 18, and second stretches
The top of contracting bar 18 is fixedly connected with the bottom of top base 2, the fixed company in the bottom of the second telescopic rod 18 and the top of bottom base 1
It connects, by the way that the second telescopic rod 18 is arranged, enhances the cushioning ability of third damping spring 17, while can be to third damping spring
17 limits effectively prevent third damping spring 17 to deform or bend, and the bottom of third damping spring 17 and the top of bottom base 1 are solid
Fixed connection, the two sides at 1 top of bottom base have been respectively fixedly connected with rubber sheet gasket 25, top and the top base 2 of rubber sheet gasket 25
Bottom is fixedly connected.
In use, user starts motor 3, motor 3 drives centrifugal pump ontology 5 to run by shaft coupling 4, at this time centrifugal pump
The vibration that ontology 5 generates is transferred to third damping spring 17 by top base 2, and third damping spring 17 is transferred to bottom base 1, warp
It crosses the weakening of the first damping spring 12 and is transferred to shock structure 9, the vibration of shock structure 9 drives the first telescopic rod 13 to move up and down, and first stretches
Contracting bar 13 drives fixed plate 14 to move up and down, and fixed plate 14 is moved up and down with movable pulley 15, and pulley 15, which moves up and down, makes second to subtract
It shakes spring 16 and absorbs vibration, while the first telescopic rod 13 shrinks and absorbs vibration, vibration is transferred to rubber block by shock structure 9 at this time
11, rubber block 11 further absorbs vibration, to realize the effect of efficient damping.
In summary: the damping of the centrifugal pump, by setting bottom base 1, top base 2, motor 3, shaft coupling 4, from
Heart pump ontology 5, bracket 6, the first damping trough 7, limited post 8, shock structure 9, the second damping trough 10, rubber block 11, the first damping bullet
Spring 12, the first telescopic rod 13, fixed plate 14, pulley 15, the second damping spring 16, third damping spring 17 and rubber sheet gasket 25
It is used cooperatively, solves the effect that existing centrifugal pump does not have damping, the vibration that centrifugal pump generates during the work time can make
The components of itself are affected so as to shorten service life, while the vibration of centrifugal pump will lead to and lead to the problem of noise.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of damping of centrifugal pump, including bottom base (1), it is characterised in that: be provided at the top of the bottom base (1)
Top base (2), the right side at the top of the top base (2) are fixedly connected with motor (3), and the output end of the motor (3) is connected with
Shaft coupling (4) is fixedly connected at the top of the bottom and top base (2) of the shaft coupling (4), connects on the left of the shaft coupling (4)
It is connected to centrifugal pump ontology (5), is fixedly connected with bracket (6) on the left of centrifugal pump ontology (5) bottom, the bracket (6)
Bottom is fixedly connected with the left side at the top of top base (2), and the two sides of top base (2) bottom offer the first damping trough
(7), it is fixedly connected with limited post (8) at the top of first damping trough (7), the internal slide of the limited post (8) is connected with
Shock structure (9), the two sides at the top of the bottom base (1) offer the second damping trough (10), second damping trough (10)
Bottom is fixedly connected with rubber block (11), a left side of the left and right side of the rubber block (11) with the second damping trough (10) inner wall
Side is fixedly connected with right side, and the bottom of the shock structure (9) sequentially passes through top base (2) and bottom base (1) from top to bottom and prolongs
The inside of the second damping trough (10) is extended to, is fixedly connected at the top of the bottom and rubber block (11) of the shock structure (9), it is described to subtract
It is fixedly connected with the first damping spring (12) at the top of shake column (9), the one of first damping spring (12) separate shock structure (9)
Side is fixedly connected with the first damping trough (7), and the left and right side of the shock structure (9) is fixedly connected to the first telescopic rod
(13), first telescopic rod (13) is fixedly connected with fixed plate (14) far from the side of shock structure (9), the fixed plate (14)
Side far from the first telescopic rod (13) is fixedly connected with pulley (15), and the inner wall of the pulley (15) and top base (2) slides
Connection, the surface of first telescopic rod (13) are arranged with the second damping spring (16), the outside and second of the shock structure (9)
Damping spring (16) is fixedly connected close to the side of shock structure (9), the inside of the fixed plate (14) and the second damping spring
(16) side close to fixed plate (14) is fixedly connected, and the two sides of top base (2) bottom are fixedly connected to third damping
Spring (17) is fixedly connected at the top of the bottom and bottom base (1) of the third damping spring (17), bottom base (1) top
The two sides in portion have been respectively fixedly connected with rubber sheet gasket (25), and the top of the rubber sheet gasket (25) and the bottom of top base (2) are solid
Fixed connection;The inside of the limited post (8) offers the first sliding groove (19) that cooperation shock structure (9) uses, the limited post
(8) bottom of inner wall offers the second sliding slot (20) that cooperation the first telescopic rod (13) uses;The top base (2) it is interior
Wall offers the third sliding slot (21) that cooperation pulley (15) uses, and the bottom of the bottom base (1) is fixedly connected with resilient cushion
(22).
2. a kind of damping of centrifugal pump according to claim 1, it is characterised in that: the third damping spring (17)
Inside be socketed with the second telescopic rod (18), the top of second telescopic rod (18) is fixedly connected with the bottom of top base (2),
It is fixedly connected at the top of the bottom of second telescopic rod (18) and bottom base (1).
3. a kind of damping of centrifugal pump according to claim 1, it is characterised in that: on the left of the shaft coupling (4)
Bottom is fixedly connected with supporting block (23), the fixed company in the top of the supporting block (23) and the right side of centrifugal pump ontology (5) bottom
It connects.
4. a kind of damping of centrifugal pump according to claim 1, it is characterised in that: first damping spring (12)
Inside be socketed with third telescopic rod (24), the top of the third telescopic rod (24) and the top of limited post (8) inner wall are fixed
It connects, is fixedly connected at the top of the bottom and shock structure (9) of the third telescopic rod (24).
Priority Applications (1)
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CN201910027637.2A CN109654068B (en) | 2019-01-11 | 2019-01-11 | A kind of damping of centrifugal pump |
Applications Claiming Priority (1)
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CN201910027637.2A CN109654068B (en) | 2019-01-11 | 2019-01-11 | A kind of damping of centrifugal pump |
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CN109654068A CN109654068A (en) | 2019-04-19 |
CN109654068B true CN109654068B (en) | 2019-09-03 |
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Families Citing this family (1)
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CN111441974B (en) * | 2020-04-13 | 2021-07-09 | 绍兴上虞三禾风机有限公司 | Fan with damper |
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