CN220910091U - Energy-saving centrifugal pump with buffer protection - Google Patents
Energy-saving centrifugal pump with buffer protection Download PDFInfo
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- CN220910091U CN220910091U CN202322488686.0U CN202322488686U CN220910091U CN 220910091 U CN220910091 U CN 220910091U CN 202322488686 U CN202322488686 U CN 202322488686U CN 220910091 U CN220910091 U CN 220910091U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 230000003139 buffering effect Effects 0.000 claims abstract description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 230000033001 locomotion Effects 0.000 description 4
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an energy-saving centrifugal pump with buffer protection, which belongs to the field of centrifugal pumps, and comprises a base and a pump body, wherein two groups of fixing rods are fixedly connected inside the base, the outer walls of the two groups of fixing rods are respectively and slidably connected with two groups of fixing blocks, the outer walls of the two groups of fixing rods are respectively sleeved with two groups of buffer springs, the two groups of buffer springs are positioned at one side opposite to the two groups of fixing blocks, the tops of the plurality of groups of fixing rods are respectively and fixedly connected with a buffer air bag, the tops of the buffer air bags are fixedly connected with a fixing plate, the pump body is fixedly connected to the tops of the fixing plates, and the rotation direction of the pump body is perpendicular to the fixing rods; through carrying out the perpendicular installation with the dead lever with the fixed plate of pump body bottom on the buffering gasbag, make the rotation direction of the pump body perpendicular with the dead lever, the centrifugal power of throwing that produces when the pump body operates is absorbed by buffer spring through the fixed block slip on the dead lever and is protected, improves the stability of pump body operation, reduces the transmission of vibrations.
Description
Technical Field
The utility model relates to the technical field of centrifugal pumps, in particular to an energy-saving centrifugal pump with buffer protection.
Background
The centrifugal pump is operated by utilizing the rotation of the impeller to make water generate centrifugal motion, before the water pump is started, the pump shell and the water suction pipe are required to be filled with water, then the motor is started, the pump shaft drives the impeller and the water to do high-speed rotation motion, the water generates centrifugal motion and is thrown to the outer edge of the impeller, and the water flows into the water pressing pipeline of the water pump through the runner of the volute pump shell.
Centrifugal pumps are also called centrifugal pumps for short. The centrifugal water pumping machine is one water pumping machine with water pump filled with water before starting, and the impeller to rotate after starting drives the water pump to rotate at high speed, so that the water is centrifugally thrown outwards and pressed into water outlet pipe. After the water is thrown out, the pressure near the impeller is reduced, and a low pressure area is formed near the rotating shaft. The pressure is much lower than the atmospheric pressure, and the outside water is flushed through the bottom valve from the water inlet pipe into the pump under the action of the atmospheric pressure. The water which is flushed in is thrown out again in the high-speed rotation along with the impeller and is pressed into the water outlet pipe. The impeller is driven by the power machine to rotate at a high speed continuously, so that water is pumped from a low place to a high place continuously.
Because the centrifugal pump adopts a centrifugal mode to carry, centrifugal vibration in the rotation direction of the impeller can be generated when the centrifugal pump operates, most of the vibration is vertical centrifugal vibration and swinging vibration of the rotation of the impeller, on one hand, the vibration is easy to damage internal elements of the centrifugal pump, and on the other hand, the installation connection of the pump body is loose, so that the stability of the installation of the pump body is reduced.
Disclosure of utility model
In order to overcome the technical problems described above, the present utility model aims to provide an energy-saving centrifugal pump with buffer protection, so as to solve the problem that in the prior art, centrifugal vibration in the rotation direction of an impeller is generated when the centrifugal pump is operated, and most of the vibration is up-down centrifugal vibration and swinging vibration of the rotation of the impeller, which easily damages internal elements of the centrifugal pump, and also causes loosening of mounting connection of a pump body, thereby reducing stability of mounting of the pump body.
The aim of the utility model can be achieved by the following technical scheme:
Energy-saving centrifugal pump with buffering protection, including base and pump body, base top fixedly connected with protection casing, two sets of dead levers of inside fixedly connected with of protection casing, two sets of the equal sliding connection of dead lever outer wall has two sets of fixed blocks, two sets of the outer wall of dead lever all overlaps and is equipped with two sets of buffer spring, two sets of buffer spring is located two sets of opposite sides of fixed block, multiunit equal fixedly connected with buffer air bag in dead lever top, buffer air bag top fixedly connected with fixed plate, pump body fixedly connected with is at the fixed plate top, pump body pivoted direction is perpendicular with the dead lever.
As a further scheme of the utility model: the inside rotation of protection casing is connected with two-way lead screw, and two sets of two-way lead screw outer wall threaded connection has two sets of movable blocks, two sets of equal fixedly connected with push pedal of movable block homonymy, two sets of the push pedal slides at the dead lever outer wall, and offsets with one end of a set of buffer spring respectively, two sets of two-way lead screw have, two sets of two-way lead screw is located dead lever one side respectively.
As a further scheme of the utility model: the top of the buffer air bag is fixedly connected with a connecting rod, and the connecting rod fixedly connects the fixing plate to the top of the buffer air bag through a nut.
As a further scheme of the utility model: the fixed plate top fixedly connected with multiunit fixed cover, fixed cover inside sliding connection has the gag lever post, gag lever post one end runs through fixed cover and offsets with the nut lateral wall, fixed cover inside is provided with thrust spring, thrust spring's both ends offset with fixed cover and gag lever post respectively.
As a further scheme of the utility model: the buffer air bags are respectively communicated with the fixing sleeves through the connecting pipes.
As a further scheme of the utility model: the two groups of the two-way screw rods are connected through transmission of a transmission belt.
The utility model has the beneficial effects that:
1. According to the utility model, the fixing plate at the bottom of the pump body is vertically arranged on the buffer air bag and is perpendicular to the fixing rod, so that the rotation direction of the pump body is perpendicular to the fixing rod, centrifugal throwing power generated during the operation of the pump body slides on the fixing rod through the fixing block and is absorbed and protected by the buffer spring, the operation stability of the pump body is improved, the transmission of vibration is reduced, and meanwhile, the up-and-down vibration generated during the movement of the pump body is absorbed through the buffer air bag.
2. According to the utility model, the limit rod is pushed against the side wall of the nut by the tension of the thrust spring, so that the rotation of the nut when the pump body vibrates is limited, and the stability of the installation of the bottom fixing plate of the pump body is improved.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic top view of the base of the present utility model;
fig. 3 is an enlarged schematic view of the portion a of fig. 1 according to the present utility model.
In the figure: 1. a base; 101. a protective cover; 102. a fixing plate; 2. a pump body; 3. a fixed rod; 301. a fixed block; 302. a buffer spring; 4. a buffer air bag; 401. a connecting rod; 402. a screw cap; 5. a two-way screw rod; 501. a moving block; 502. a push plate; 503. a transmission belt; 6. a fixed sleeve; 601. a limit rod; 602. a thrust spring; 7. and (5) connecting pipes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, an energy-saving centrifugal pump with buffer protection comprises a base 1 and a pump body 2, wherein the top of the base 1 is fixedly connected with a protective cover 101, two groups of fixing rods 3 are fixedly connected inside the protective cover 101, the outer walls of the two groups of fixing rods 3 are respectively and slidably connected with two groups of fixing blocks 301, two groups of buffer springs 302 are respectively sleeved on the outer walls of the two groups of fixing rods 3, the two groups of buffer springs 302 are positioned on one side opposite to the two groups of fixing blocks 301, the tops of the groups of fixing rods 3 are respectively and fixedly connected with a buffer air bag 4, the tops of the buffer air bags 4 are fixedly connected with a fixing plate 102, the pump body 2 is fixedly connected to the top of the fixing plate 102, and the rotating direction of the pump body 2 is perpendicular to the fixing rods 3.
As shown in fig. 1 and fig. 2, the inside of the protective cover 101 is rotatably connected with a bidirectional screw rod 5, the outer wall of the bidirectional screw rod 5 is in threaded connection with two groups of moving blocks 501, the same sides of the two groups of moving blocks 501 are fixedly connected with push plates 502, the two groups of push plates 502 slide on the outer wall of the fixed rod 3 and respectively abut against one end of one group of buffer springs 302, the bidirectional screw rod 5 is provided with two groups of bidirectional screw rods 5, the two groups of bidirectional screw rods 5 are respectively positioned on one side of the fixed rod 3, the two groups of bidirectional screw rods 5 are connected through transmission of a transmission belt 503, the two groups of moving blocks 501 are driven to move in opposite directions by rotating the bidirectional screw rod 5, and the two groups of moving blocks 501 drive the two groups of push plates 502 to perform limit sliding on the outer wall of the fixed rod 3 and abut against one end of the buffer springs 302, so that tension between the buffer springs 302 and the fixed blocks 301 is adjusted, and the buffer springs 302 are convenient for buffer protection of pump bodies 2 with different running powers.
As shown in fig. 1 and 2, in order to improve the convenience of installing the pump body 2, the top of the buffer air bag 4 is fixedly connected with the connecting rod 401, the connecting rod 401 is fixedly connected with the top of the buffer air bag 4 through the nut 402, and the fixing plate 102 is moved on the fixing rod 3 through the sliding fixing block 301, so that the buffer air bag 4 is driven to move, the position of the connecting rod 401 at the top of the buffer air bag 4 is conveniently adjusted, and therefore the pump body 2 with different models is conveniently installed, and when the pump body 2 is installed, the installing holes on the fixing plate 102 at the bottom of the pump body 2 are sleeved on the outer wall of the connecting rod 401, and then the connecting rod 401 is installed through the nut 402 for screwing.
As shown in fig. 1 and 3, the top of the fixing plate 102 is fixedly connected with a plurality of groups of fixing sleeves 6, the inside of the fixing sleeves 6 is slidably connected with a limiting rod 601, one end of the limiting rod 601 penetrates through the fixing sleeves 6 and abuts against the side wall of the nut 402, a thrust spring 602 is arranged in the fixing sleeves 6, two ends of the thrust spring 602 abut against the fixing sleeves 6 and the limiting rod 601 respectively, the limiting rod 601 abuts against the side wall of the nut 402 through tension of the thrust spring 602, rotation of the nut 402 when the pump body 2 vibrates is limited, and stability of installation of the fixing plate 102 at the bottom of the pump body 2 is improved.
As shown in fig. 3, in order to further improve the stability of the installation of the pump body 2, the multiple groups of buffer air bags 4 are respectively communicated with the multiple groups of fixing sleeves 6 through the multiple groups of connecting pipes 7, so that when the buffer air bags 4 absorb vibration generated by running of the pump body 2 and are extruded, the air in the buffer air bags 4 enters the fixing sleeves 6 through the connecting pipes 7, thereby increasing the thrust of the limit rod 601 on the nut 402 and improving the limit effect on the nut 402.
The working principle of the utility model is as follows: when the pump body 2 is used by a user, the pump body 2 and the fixing plate 102 are welded or integrally cast and molded, then the pump body 2 and the fixing plate 102 are installed on the connecting rod 401 on the buffer air bag 4 through the connecting hole on the fixing plate 102, the screw cap 402 is used for being in threaded connection on the connecting rod 401 to be propped against the fixing plate 102, the pump body 2 on the fixing plate 102 is installed on the buffer air bag 4, then the limiting rods 601 inside the multiple groups of fixing sleeves 6 are propped against one outer wall of the multiple groups of screw caps 402, vibration generated when the pump body 2 operates is avoided, the screw cap 402 is caused to be loose, the installation stability is improved, meanwhile, the vibration generated when the pump body 2 operates is centrifugal vibration generated when the shaft body drives the impeller to rotate, most vibration is vertical vibration and whipping towards one side, therefore the position of the pump body 2 on the fixing plate 102 is perpendicular to the direction of the fixing rod 3, the vertical vibration generated when the pump body 2 operates is absorbed and buffered through the buffer air bag 4, the whipping towards one side is extruded by the fixing blocks 301 at the bottom of the buffer air bag 4, and the generated vibration is absorbed, and therefore the stability of the pump body 2 is improved.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (6)
1. Energy-saving centrifugal pump with buffering protection, including base (1) and pump body (2), its characterized in that, base (1) top fixedly connected with protection casing (101), two sets of dead lever (3) of inside fixedly connected with of protection casing (101), two sets of equal sliding connection of dead lever (3) outer wall has two sets of fixed blocks (301), two sets of the outer wall of dead lever (3) all overlaps and is equipped with two sets of buffer spring (302), two sets of buffer spring (302) are located two sets of fixed blocks (301) opposite one side, multiunit all fixedly connected with buffer air bag (4) at dead lever (3) top, buffer air bag (4) top fixedly connected with fixed plate (102), pump body (2) fixedly connected with is at fixed plate (102) top, pump body (2) pivoted direction is perpendicular with fixed lever (3).
2. The energy-saving centrifugal pump with buffer protection according to claim 1, wherein the inside of the protective cover (101) is rotationally connected with a bidirectional screw rod (5), two groups of moving blocks (501) are connected with the outer wall of the bidirectional screw rod (5) in a threaded manner, pushing plates (502) are fixedly connected to the same sides of the two groups of moving blocks (501), the two groups of pushing plates (502) slide on the outer wall of the fixed rod (3) and respectively abut against one end of one group of buffer springs (302), the bidirectional screw rod (5) is provided with two groups, and the two groups of bidirectional screw rods (5) are respectively positioned on one side of the fixed rod (3).
3. The energy-saving centrifugal pump with buffer protection according to claim 1, wherein a connecting rod (401) is fixedly connected to the top of the buffer air bag (4), and the connecting rod (401) fixedly connects the fixing plate (102) to the top of the buffer air bag (4) through a nut (402).
4. The energy-saving centrifugal pump with buffer protection according to claim 3, wherein a plurality of groups of fixing sleeves (6) are fixedly connected to the top of the fixing plate (102), a limiting rod (601) is slidably connected to the inside of the fixing sleeves (6), one end of the limiting rod (601) penetrates through the fixing sleeves (6) and abuts against the side wall of the screw cap (402), a thrust spring (602) is arranged inside the fixing sleeves (6), and two ends of the thrust spring (602) abut against the fixing sleeves (6) and the limiting rod (601) respectively.
5. The energy-saving centrifugal pump with buffer protection according to claim 4, wherein a plurality of groups of buffer air bags (4) are respectively communicated with a plurality of groups of fixing sleeves (6) through a plurality of groups of connecting pipes (7).
6. Energy-saving centrifugal pump with buffer protection according to claim 2, characterized in that the two sets of the two-way screw rods (5) are in transmission connection by means of a transmission belt (503).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488686.0U CN220910091U (en) | 2023-09-13 | 2023-09-13 | Energy-saving centrifugal pump with buffer protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488686.0U CN220910091U (en) | 2023-09-13 | 2023-09-13 | Energy-saving centrifugal pump with buffer protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910091U true CN220910091U (en) | 2024-05-07 |
Family
ID=90906164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322488686.0U Active CN220910091U (en) | 2023-09-13 | 2023-09-13 | Energy-saving centrifugal pump with buffer protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910091U (en) |
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2023
- 2023-09-13 CN CN202322488686.0U patent/CN220910091U/en active Active
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