CN216111477U - Damping vane pump device - Google Patents
Damping vane pump device Download PDFInfo
- Publication number
- CN216111477U CN216111477U CN202121964909.0U CN202121964909U CN216111477U CN 216111477 U CN216111477 U CN 216111477U CN 202121964909 U CN202121964909 U CN 202121964909U CN 216111477 U CN216111477 U CN 216111477U
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- CN
- China
- Prior art keywords
- vane pump
- damping
- pump body
- plate
- fixedly connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 47
- 239000003921 oil Substances 0.000 claims description 22
- 239000000872 buffer Substances 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims 7
- 238000010168 coupling process Methods 0.000 claims 7
- 238000005859 coupling reaction Methods 0.000 claims 7
- 230000035939 shock Effects 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 10
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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Abstract
The utility model belongs to the field of vane pumps, and particularly relates to a damping vane pump device which comprises a vane pump body and a damping structure; the bottom of the vane pump body is provided with a damping structure; the damping structure comprises a base, a fixing plate and a damping unit; an inner cavity is formed in the top surface of the base, a fixing plate is slidably mounted at the top of the inner cavity, a vane pump body is mounted on the top surface of the fixing plate through bolts, a plurality of damping units are mounted on the bottom surface of the fixing plate, and the bottoms of the damping units are fixedly connected with the bottom surface of the inner cavity; the vibrations of impeller pump body during operation drive the fixed plate and shake in the cavity, and through the absorption shock attenuation of shock attenuation unit, reduced the vibrations of impeller pump body, reduced the continuous effort to the bolt, improved the stability and the security of impeller pump body operation.
Description
Technical Field
The utility model relates to the field of vane pumps, in particular to a damping vane pump device.
Background
The vane pump drives the vanes to rotate by the rotation of the rotor, the two vanes, the rotor and the inner surface of the stator form a cavity, the volume of the cavity is changed from small to large to suck liquid, and the volume is changed from large to small to discharge the liquid, so that the liquid is conveyed.
The vane pump is in the use, along with the rotation between blade and rotor and the stator for the blade can take place wearing and tearing thereupon, causes the vibrations of vane pump to increase, and the vibrations that last cause fixing bolt between vane pump and the base to last the atress, causes fixing bolt damage or even fracture, produces danger and loss.
Therefore, a damper vane pump device is proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that in the use process of a vane pump, along with the rotation between vanes and a rotor and a stator, the vanes are abraded, the vibration of the vane pump is increased and sustained vibration causes the continuous stress of fixing bolts between the vane pump and a base, the fixing bolts are damaged or even broken, and danger and loss are caused.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a damping vane pump device which comprises a vane pump body and a damping structure; the bottom of the vane pump body is provided with a damping structure;
the damping structure comprises a base, a fixing plate and a damping unit; an inner cavity is formed in the top surface of the base, a fixing plate is slidably mounted at the top of the inner cavity, a vane pump body is mounted on the top surface of the fixing plate through bolts, a plurality of damping units are mounted on the bottom surface of the fixing plate, and the bottoms of the damping units are fixedly connected with the bottom surface of the inner cavity; the continuous acting force on the bolt is reduced, and then the stability and the safety of the operation of the vane pump body are improved.
Preferably, the damping unit comprises an oil cylinder, a support rod and a piston plate; a plurality of oil cylinders are arranged on the bottom surface of the inner cavity, supporting rods are slidably arranged on the tops of the oil cylinders, the top ends of the supporting rods are fixedly connected with the bottom surface of the fixed plate, a plurality of piston plates are fixedly connected to the outer rings of the supporting rods, a plurality of through holes are formed in the piston plates, and hydraulic oil is filled in the inner rings of the oil cylinders; the hydraulic oil in the oil cylinder passes through the through hole to generate a damping effect, and the vibration of the supporting rod is reduced, so that the vibration of the vane pump body is reduced.
Preferably, the through holes are spiral, and the through holes are radially and uniformly arranged around the support rod; the damping effect is increased, and the stability of the operation of the vane pump body is improved.
Preferably, the bottom surface of the oil cylinder is fixedly connected with a first circular plate, the first circular plate is fixedly connected with the bottom surface of the inner cavity through bolts, the top end of the supporting rod is fixedly connected with a second circular plate, the second circular plate is fixedly connected with the bottom surface of the fixed plate through bolts, the bottom surface of the second circular plate is fixedly connected with a plurality of arc-shaped elastic plates in a surrounding manner, and the bottom ends of the arc-shaped elastic plates are connected with the top surface of the first circular plate; the vibration of the vane pump body is reduced, and the operation stability of the vane pump body is further improved.
Preferably, a plurality of sliding grooves are formed in the top surface of the first circular plate, a sliding block is slidably mounted inside each sliding groove, the top surface of each sliding block is fixedly connected with the bottom end of the arc-shaped elastic plate, a guide rod is fixedly connected inside each sliding groove, the guide rod penetrates through the middle of each sliding block in a sliding mode, one surface, close to the middle of the first circular plate, of each sliding block is fixedly connected with one end of a spring, and the other end of each spring is fixedly connected with one surface, close to the middle of the first circular plate, of each sliding groove; the vibration of the vane pump body is further reduced.
Preferably, a notch is formed in the middle of the arc-shaped elastic plate, movable blocks are rotatably mounted at the top end and the bottom end of the notch, and an oil buffer is fixedly connected between the movable blocks at the two ends; the piston rod of the hydraulic buffer slides, the damping effect is generated, the vibration of the vane pump body is further reduced, and the stability of the vane pump body is improved.
The utility model has the advantages that:
1. the support rod slides up and down along the oil cylinder through the vibration of the vane pump body during operation to drive the piston plate to slide, hydraulic oil in the oil cylinder penetrates through the spiral through hole to generate a damping effect, the vibration of the support rod is reduced, and the vibration of the vane pump body is reduced, so that the continuous acting force on the bolt is reduced, and the stability and the safety of the operation of the vane pump body are improved;
2. through the vibrations of vane pump body during operation for No. two plectanes vibrate thereupon, make the arc springboard take place elastic deformation, promote the slider and slide along the guide arm, make the spring take place vibrations, and the piston rod of hydraulic buffer slides simultaneously, and the damping effect of production has reduced the vibrations of vane pump body, has further improved vane pump body operating stability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of the first embodiment;
FIG. 3 is a perspective view of a shock absorbing unit according to the first embodiment;
fig. 4 is a sectional view of a shock-absorbing unit of the first embodiment;
fig. 5 is a perspective view of the second embodiment.
In the figure: 1. a vane pump body; 2. a base; 3. a fixing plate; 4. an inner cavity; 5. an oil cylinder; 6. a support bar; 7. a piston plate; 8. a through hole; 9. a first circular plate; 10. a second circular plate; 11. an arc-shaped elastic plate; 12. a chute; 13. a slider; 14. a guide bar; 15. a spring; 16. a notch; 17. a movable block; 18. a hydraulic shock absorber; 19. mounting a plate; 20. a straight groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, a vibration-damping vane pump device includes a vane pump body 1 and a vibration-damping structure; the bottom of the vane pump body 1 is provided with a damping structure;
the damping structure comprises a base 2, a fixing plate 3 and a damping unit; an inner cavity 4 is formed in the top surface of the base 2, a fixing plate 3 is slidably mounted at the top of the inner cavity 4, a vane pump body 1 is mounted on the top surface of the fixing plate 3 through bolts, a plurality of damping units are mounted on the bottom surface of the fixing plate 3, and the bottoms of the damping units are fixedly connected with the bottom surface of the inner cavity 4; during operation, the fixed plate 3 is driven to vibrate in the inner cavity 4 by vibration generated when the vane pump body 1 operates, and the vibration of the vane pump body 1 is reduced by the absorption and the shock absorption of the shock absorption unit, so that the continuous acting force on the bolt is reduced, and the stability and the safety of the operation of the vane pump body 1 are improved.
The damping unit comprises an oil cylinder 5, a support rod 6 and a piston plate 7; a plurality of oil cylinders 5 are arranged on the bottom surface of the inner cavity 4, supporting rods 6 are slidably arranged on the tops of the oil cylinders 5, the top ends of the supporting rods 6 are fixedly connected with the bottom surface of the fixing plate 3, a plurality of piston plates 7 are fixedly connected to the outer rings of the supporting rods 6, a plurality of through holes 8 are formed in the piston plates 7, and the inner rings of the oil cylinders 5 are filled with hydraulic oil; vibrations when vane pump body 1 moves for bracing piece 6 slides from top to bottom along hydro-cylinder 5, drives piston plate 7 and slides, makes the hydraulic oil in the hydro-cylinder 5 pass through-hole 8 and produces the damping effect, reduces the vibrations of bracing piece 6, thereby has reduced the vibrations of vane pump body 1.
The through holes 8 are spiral, and the through holes 8 are radially and uniformly arranged around the support rod 6; through designing into the heliciform with through-hole 8, resistance and length when having increased hydraulic oil and passing through-hole 8 to increased the damping effect, improved the stability of vane pump body 1 operation then.
The bottom surface of the oil cylinder 5 is fixedly connected with a first circular plate 9, the first circular plate 9 is fixedly connected with the bottom surface of the inner cavity 4 through bolts, the top end of the supporting rod 6 is fixedly connected with a second circular plate 10, the second circular plate 10 is fixedly connected with the bottom surface of the fixed plate 3 through bolts, the bottom surface of the second circular plate 10 is fixedly connected with a plurality of arc-shaped elastic plates 11 in a surrounding mode, and the bottom end of each arc-shaped elastic plate 11 is connected with the top surface of the first circular plate 9; through the vibrations of vane pump body 1 during operation for No. two plectanes 10 vibrations thereupon for arc diving board 11 takes place elastic deformation, has reduced the vibrations of vane pump body 1, has further improved vane pump body 1 operating stability then.
The top surface of the first round plate 9 is provided with a plurality of sliding grooves 12, sliding blocks 13 are slidably mounted inside the sliding grooves 12, the top surfaces of the sliding blocks 13 are fixedly connected with the bottom ends of the arc-shaped elastic plates 11, guide rods 14 are fixedly connected inside the sliding grooves 12, the guide rods 14 slidably penetrate through the middle of the sliding blocks 13, one surface, close to the middle of the first round plate 9, of each sliding block 13 is fixedly connected with one end of a spring 15, and the other end of each spring 15 is fixedly connected with one surface, close to the middle of the first round plate 9, of each sliding groove 12; elastic deformation occurs through the arc-shaped elastic plate 11, the sliding block 13 is pushed to slide along the guide rod 14, the spring 15 vibrates, vibration of the vane pump body 1 is further reduced, and then the operation stability of the vane pump body 1 is further improved.
A notch 16 is formed in the middle of the arc-shaped elastic plate 11, movable blocks 17 are rotatably mounted at the top end and the bottom end of the notch 16, and an oil buffer 18 is fixedly connected between the movable blocks 17 at the two ends; the arc-shaped elastic plate 11 is supported by the arranged oil buffer 18, and meanwhile, the piston rod of the oil buffer 18 slides to generate a damping effect, so that the vibration of the vane pump body 1 is further reduced, and the stability of the vane pump body 1 is improved.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, mounting plates 19 are fixedly connected to four sides of the bottom of the base 2, and a straight groove 20 is formed in the middle of each mounting plate 19; the straight groove 20 formed in the mounting plate 19 facilitates the installation of the fixing base 2 by workers.
The working principle is as follows: the vane pump body 1 is installed on the top of the fixed plate 3 through bolts, after the vane pump body 1 is started, the vane pump body 1 operates to generate vibration, the fixed plate 3 is driven to vibrate in the inner cavity 4, the supporting rod 6 is pushed to slide up and down along the oil cylinder 5, the piston plate 7 is driven to slide, hydraulic oil in the oil cylinder 5 passes through the spiral through hole 8, a damping effect is generated, and vibration of the supporting rod 6 is reduced;
meanwhile, the fixed plate 3 drives the second round plate 10 to vibrate, so that the arc-shaped elastic plate 11 is elastically deformed and slides, the sliding block 13 is pushed to slide along the guide rod 14, the spring 15 is stretched and contracted, the arc-shaped elastic plate 11 is deformed, a piston rod of the hydraulic buffer 18 slides, and a damping effect is generated; thereby reduced the vibrations of impeller pump body 1, reduced the continuous effort to the bolt, improved the stability and the security of impeller pump body 1 operation then.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. A vibration-damping vane pump device is characterized in that: comprises a vane pump body (1) and a damping structure; a damping structure is arranged at the bottom of the vane pump body (1);
the damping structure comprises a base (2), a fixing plate (3) and a damping unit; the improved vane pump is characterized in that an inner cavity (4) is formed in the top surface of the base (2), a fixing plate (3) is slidably mounted at the top of the inner cavity (4), a vane pump body (1) is mounted on the top surface of the fixing plate (3) through bolts, a plurality of damping units are mounted on the bottom surface of the fixing plate (3), and the bottoms of the damping units are fixedly connected with the bottom surface of the inner cavity (4).
2. A vibration-damping vane pump apparatus as set forth in claim 1 wherein: the damping unit comprises an oil cylinder (5), a support rod (6) and a piston plate (7); a plurality of hydro-cylinders (5) of bottom surface installation of inner chamber (4), top slidable mounting bracing piece (6) of hydro-cylinder (5), the top of bracing piece (6) and the bottom surface rigid coupling of fixed plate (3), a plurality of piston plates of outer lane rigid coupling (7) of bracing piece (6), a plurality of through-holes (8) are seted up to piston plate (7), the inner circle filling hydraulic oil of hydro-cylinder (5).
3. A vibration-damping vane pump apparatus as set forth in claim 2 wherein: the through holes (8) are spiral, and the through holes (8) are radially and uniformly arranged around the support rod (6).
4. A vibration-damping vane pump apparatus as set forth in claim 2 wherein: plectane (9) of bottom surface rigid coupling of hydro-cylinder (5), the bottom surface bolt rigid coupling of plectane (9) and inner chamber (4), plectane (10) No. two of the top rigid coupling of bracing piece (6), the bottom surface bolt rigid coupling of plectane (10) and fixed plate (3), the bottom surface of plectane (10) encircles a plurality of arc of rigid coupling and plays board (11), the bottom of arc bullet board (11) is connected with the top surface of plectane (9).
5. A damped vane pump device according to claim 4 wherein: a plurality of chutes (12) are formed in the top surface of the first circular plate (9), a sliding block (13) is slidably mounted inside the chutes (12), the top surface of the sliding block (13) is fixedly connected with the bottom end of the arc-shaped elastic plate (11), guide rods (14) are fixedly connected inside the chutes (12), the guide rods (14) penetrate through the middle of the sliding block (13) in a sliding mode, one surface, close to the middle of the first circular plate (9), of the sliding block (13) is fixedly connected with one end of a spring (15), and the other end of the spring (15) is fixedly connected with one surface, close to the middle of the first circular plate (9), of the chute (12).
6. A damped vane pump device according to claim 4 wherein: a notch (16) is formed in the middle of the arc-shaped elastic plate (11), movable blocks (17) are rotatably mounted at the top end and the bottom end of the notch (16), and oil buffers (18) are fixedly connected between the movable blocks (17) at the two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121964909.0U CN216111477U (en) | 2021-08-20 | 2021-08-20 | Damping vane pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121964909.0U CN216111477U (en) | 2021-08-20 | 2021-08-20 | Damping vane pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216111477U true CN216111477U (en) | 2022-03-22 |
Family
ID=80727371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121964909.0U Expired - Fee Related CN216111477U (en) | 2021-08-20 | 2021-08-20 | Damping vane pump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216111477U (en) |
-
2021
- 2021-08-20 CN CN202121964909.0U patent/CN216111477U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |