CN210509757U

CN210509757U - Mixed flow pump with anti-seismic protection base

Info

Publication number: CN210509757U
Application number: CN201921092827.4U
Authority: CN
Inventors: 陈辉
Original assignee: Jiangsu Yalong Hydraulic Equipment Co ltd
Current assignee: Jiangsu Yalong Hydraulic Equipment Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-05-12
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a mixed flow pump with anti-seismic protection base in the technical field of mixed flow pump, which comprises a mixed flow pump body, the bottom of the mixed flow pump body is fixedly connected with a bottom plate, two ends of the bottom plate are provided with shock-absorbing columns, the shock-absorbing columns are sleeved with first shock-absorbing springs, the shock-absorbing bases are movably provided with buffer bottom plates, second shock-absorbing springs are arranged between the outer walls of the buffer bottom plates and the inner walls of the shock-absorbing bases at equal intervals, the connecting ends of the second shock-absorbing springs are fixedly connected with ball seats, the tops of the buffer bottom plates are vertically provided with dampers, the top ends of the dampers are fixedly connected with shock-absorbing plates, fixed rods are arranged at the tops of the shock-absorbing plates at equal intervals, and the fixed rods are sleeved with elastic rubber balls with different quantities, the mixed flow pump has simple structure and reasonable, the service life of the mixed flow pump is prolonged.

Description

Mixed flow pump with anti-seismic protection base

Technical Field

The utility model relates to a mixed flow pump technical field specifically is a mixed flow pump with antidetonation protection base.

Background

A mixed flow pump is a pump between a centrifugal pump and an axial flow pump. The specific speed of the mixed flow pump is higher than that of the centrifugal pump and lower than that of the axial flow pump, and is generally between 300 and 500. Its lift is higher than the axial-flow pump, but the flow is smaller than the axial-flow pump and larger than the centrifugal pump.

In the use process of the mixed flow pump, great vibration can be generated, the use of the mixed flow pump can be affected, even components in the mixed flow pump can be damaged, and the service life of the mixed flow pump is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mixed flow pump with antidetonation protection base to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mixed flow pump with an anti-seismic protective base comprises a mixed flow pump body, the bottom of the mixed flow pump body is fixedly connected with a bottom plate, the two ends of the bottom plate are provided with damping columns, the damping columns are sleeved with first damping springs, the bottom end of the shock absorption column is fixedly connected with a shock absorption base, a buffer bottom plate is movably arranged on the shock absorption base, second damping springs are arranged between the outer wall of the buffer bottom plate and the inner wall of the damping base at equal intervals, the connecting ends of the second damping springs are fixedly connected with the ball seats, a steel ball is embedded in the ball seat, the bottom of the steel ball is fixedly connected with a damping rod, the damping rod is inserted in the inner cavity of the sleeve in a sliding way, the top of the buffer bottom plate is vertically provided with a damper, the top end of the damper is fixedly connected with a damping plate, the damping plate is characterized in that fixing rods are arranged at the tops of the damping plates at equal intervals, and elastic rubber balls with different quantities are sleeved on the fixing rods.

Further, the shock attenuation board is the arc structure, just the mounting groove has been seted up to the shock attenuation board top, the bottom plate bottom is the arc structure with shock attenuation board looks adaptation, just the bottom plate bottom surface is attached to have the foam-rubber cushion.

Further, the inner cavity of the sleeve is provided with a buffer spring, and the bottom of the sleeve is movably connected with the damping base through a rotating shaft.

Furthermore, a groove is formed in the top of the shock absorption base, a sliding groove is formed in the bottom of an inner groove of the groove in the shock absorption base, balls are arranged in the sliding groove at equal intervals, and a ball groove is formed in the bottom wall of the buffer bottom plate.

Furthermore, one half of the elastic rubber balls are arranged on the outer side of the damping plate, and the elastic rubber balls are arranged on the top of the damping plate in a staggered mode.

Furthermore, the two ends of the fixed rod are embedded on the damping plate, and the side edge of the top of the damping plate is provided with an arc embedding groove matched with the fixed rod.

Further, the dampers are provided in total of three.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure, reasonable in design, through crisscross elastic rubber ball and the soft contact of bottom plate that sets up, effectively reduced the transmission of vibrations to the mixed flow pump body on, the setting of attenuator plays further absorbing effect simultaneously, and the buffer bottom plate receives vibrations and takes place the displacement, receives the restriction of second damping spring and shock attenuation pole integrated configuration, has reduced holistic vibrations, has reached antidetonation effect, has prolonged the life of mixed flow pump.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 3 is the schematic view of the installation structure of the elastic rubber ball of the present invention.

In the figure: 1. a mixed flow pump body; 2. a base plate; 3. a shock-absorbing post; 4. a first damping spring; 5. a damping mount; 6. a buffer base plate; 7. a second damping spring; 8. a ball seat; 9. a steel ball; 10. a shock-absorbing lever; 11. A sleeve; 12. a damper; 13. a damper plate; 14. fixing the rod; 15. an elastic rubber ball.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a mixed flow pump with antidetonation protection base has good antidetonation protection's performance, has prolonged mixed flow pump's life, please refer to fig. 1, mixed flow pump body 1, bottom plate 2, shock absorber column 3, first damping spring 4, damping mount 5, buffer bottom plate 6, second damping spring 7, ball seat 8, steel ball 9, shock absorber rod 10, sleeve 11, attenuator 12, shock attenuation board 13, dead lever 14, elastic rubber ball 15;

referring to fig. 1, a bottom plate 2 is fixedly connected to the bottom of a mixed flow pump body 1, damping columns 3 are arranged at two ends of the bottom plate 2, a first damping spring 4 is sleeved on each damping column 3, and the damping columns 3 and the first damping springs 4 play a first layer of damping effect, so that the bottom plate 2 is in soft contact with an elastic rubber ball 15 when being vibrated;

referring to fig. 1 again, the bottom end of the shock absorbing column 3 is fixedly connected with a shock absorbing base 5, a buffer bottom plate 6 is movably arranged on the shock absorbing base 5, the shock absorbing base 5 is of a concave structure, and the buffer bottom plate 6 is movably connected with the shock absorbing base 5;

referring to fig. 2, a second damping spring 7 is arranged between the outer wall of the buffer base plate 6 and the inner wall of the damping base 5 at equal intervals, the second damping spring 7 is horizontally arranged at annular equal intervals, a connecting end of the second damping spring 7 is fixedly connected with a ball seat 8, a steel ball 9 is embedded in the ball seat 8, the bottom of the steel ball 9 is fixedly connected with a damping rod 10, the damping rod 10 is inserted into an inner cavity of a sleeve 11 in a sliding manner, and the bottom of the sleeve 11 is movably connected with the damping base 5 through a through rotating shaft;

referring to fig. 1, a damper 12 is vertically disposed on the top of the buffer base plate 6 for providing resistance to movement, and reducing movement energy to achieve the effect of shock absorption;

referring to fig. 1 and 3, the top end of the damper 12 is fixedly connected to a damping plate 13, fixing rods 14 are arranged at equal intervals on the top of the damping plate 13, the fixing rods 14 are sleeved with elastic rubber balls 15 with different numbers, and when the bottom plate 2 floats up and down due to vibration, the bottom plate contacts with the elastic rubber balls 15 arranged in a staggered manner.

Example (b): the outer wall of the buffer base plate 6 is equidistantly provided with a second damping spring 7, the bottom of the second damping spring is embedded with a plurality of balls, one end of the second damping spring 7 is fixedly connected with a ball seat 8, the inner cavity of the ball seat 8 is embedded and provided with a steel ball 9, the outer wall of the exposed steel ball 9 is vertically and fixedly connected with a damping rod 10, one end of the damping rod 10 is slidably embedded and provided with the inner cavity of a sleeve 11, the components are arranged at the bottom of the inner groove of the shock absorption base 5 through a rotating shaft, the inner groove wall of the shock absorption base 5 is fixedly provided with the second damping spring 7, one end of the second damping spring is fixedly connected with the ball seat 8, a damper 12 is vertically arranged at the top of the buffer base plate 6, a fixed rod 14 provided with an elastic rubber ball 15 is inserted on the damping plate 13, the bottom of the shock absorption plate 13 is fixedly connected with the damper 12, the shock absorption base 5, and finally, fixing the mixed flow pump body 1 on the bottom plate 2 through a mounting bolt.

The shock attenuation board 13 is the arc structure, and the mounting groove has been seted up at shock attenuation board 13 top, and 2 bottoms of bottom plate are with the arc structure of 13 looks adaptations of shock attenuation board, and 2 bottom surfaces of bottom plate are attached to have the foam-rubber cushion.

In order that the sleeve 11 can move along with the retraction of the second damping spring 7, a buffer spring is arranged in the inner cavity of the sleeve 11, and the bottom of the sleeve 11 is movably connected with the damping base 5 through a rotating shaft (not shown in the figure).

In order to reduce the friction force between the buffer base plate 6 and the damping base 5, a groove is formed in the top of the damping base 5, a sliding groove is formed in the bottom of an inner groove of the groove in the damping base 5, balls (not shown in the figure) are arranged in the sliding groove at equal intervals, and a ball groove is formed in the bottom wall of the buffer base plate 6.

One half of the elastic rubber balls 15 are arranged on the outer side of the damping plate 13, and the elastic rubber balls 15 are arranged on the top of the damping plate 13 in a staggered mode.

In order to conveniently detach the fixing rod 14, the elastic rubber ball 15 is replaced, two ends of the fixing rod 14 are embedded on the damping plate 13, and the arc-shaped embedding groove matched with the fixing rod 14 is formed in the side edge of the top of the damping plate 13.

The dampers 12 are provided with three in total.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mixed flow pump with antidetonation protection base, includes mixed flow pump body (1), its characterized in that: the mixed flow pump is characterized in that a bottom plate (2) is fixedly connected to the bottom of a mixed flow pump body (1), shock absorbing columns (3) are arranged at two ends of the bottom plate (2), a first shock absorbing spring (4) is sleeved on each shock absorbing column (3), a shock absorbing base (5) is fixedly connected to the bottom end of each shock absorbing column (3), a buffering bottom plate (6) is movably arranged on each shock absorbing base (5), second shock absorbing springs (7) are arranged between the outer wall of each buffering bottom plate (6) and the inner wall of each shock absorbing base (5) at equal intervals, a ball seat (8) is fixedly connected to the connecting end of each second shock absorbing spring (7), a steel ball (9) is embedded in each ball seat (8), a shock absorbing rod (10) is fixedly connected to the bottom of each steel ball (9), each shock absorbing rod (10) is inserted into an inner cavity of a sleeve (, the top end fixed connection shock attenuation board (13) of attenuator (12), shock attenuation board (13) top is equidistant to be provided with dead lever (14), the cover is equipped with unequal elastic rubber ball (15) of quantity on dead lever (14).

2. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: shock attenuation board (13) are the arc structure, just the mounting groove has been seted up at shock attenuation board (13) top, bottom plate (2) bottom is the arc structure with shock attenuation board (13) looks adaptation, just bottom plate (2) bottom surface is attached to have the foam-rubber cushion.

3. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: the damping device is characterized in that a buffer spring is arranged in the inner cavity of the sleeve (11), and the bottom of the sleeve (11) is movably connected with the damping base (5) through a rotating shaft.

4. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: the shock absorption base is characterized in that a groove is formed in the top of the shock absorption base (5), a sliding groove is formed in the bottom of an inner groove of the upper groove of the shock absorption base (5), balls are arranged in the sliding groove at equal intervals, and a ball groove is formed in the bottom wall of the buffer bottom plate (6).

5. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: one half of the elastic rubber balls (15) are arranged on the outer side of the damping plate (13), and the elastic rubber balls (15) are arranged on the top of the damping plate (13) in a staggered mode.

6. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: the two ends of the fixing rod (14) are embedded in the damping plate (13), and the arc-shaped embedding groove matched with the fixing rod (14) is formed in the side edge of the top of the damping plate (13).

7. The mixed flow pump with the anti-seismic protection base as claimed in claim 1, wherein: the number of the dampers (12) is three.