CN215595870U - Pump cover for large-scale water pump - Google Patents
Pump cover for large-scale water pump Download PDFInfo
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- CN215595870U CN215595870U CN202121566445.8U CN202121566445U CN215595870U CN 215595870 U CN215595870 U CN 215595870U CN 202121566445 U CN202121566445 U CN 202121566445U CN 215595870 U CN215595870 U CN 215595870U
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- pump cover
- cover body
- pump
- water pump
- gasbag
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Abstract
The utility model relates to the technical field of water pumps and discloses a pump cover for a large-scale water pump, which comprises a pump cover body, wherein a threaded hole is formed in the outer surface of the pump cover body, the pump cover body is in threaded connection with a threaded rod through the threaded hole, a first telescopic rod is fixedly installed on the inner wall of the pump cover body, an installation plate is fixedly installed at the bottom end of the first telescopic rod, and the upper surface of the installation plate is rotatably connected with the threaded rod through a bearing. This pump cover for large-scale water pump, when the threaded rod rotated, can drive the mounting panel and stretch out and draw back along the direction of second telescopic link, the mounting panel passed through swing joint's connecting rod, drive the slide and remove along the direction of slide rail, the slide drives second telescopic link and push pedal and removes, extrudees the second gasbag, makes its inside gas entering first gasbag's inside, first gasbag inflation through push pedal extrusion seal circle, makes the sealing washer can hug closely with pump body inner wall, has improved the leakproofness of junction.
Description
Technical Field
The utility model relates to the technical field of water pumps, in particular to a pump cover for a large-scale water pump.
Background
Water pumps are machines that deliver or pressurize a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used to transfer liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal.
Liquids, gas mixtures, and liquids containing suspended solids may also be transported. The technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; the pump can be divided into a volume water pump, a vane pump and the like according to different working principles. The displacement pump transfers energy by utilizing the change of the volume of a working chamber; vane pumps transfer energy by the interaction of rotating vanes with water and are available in the types of centrifugal pumps, axial flow pumps, mixed flow pumps, and the like.
Traditional pump cover is connected the use with the water pump through mounting flange mostly, adds between the pump cover and the pump body and establishes the sealing washer for improve the leakproofness, the sealing washer mounting groove is often seted up in the outside of pump cover, is used for depositing the sealing washer, but the pump cover is installed on the pump body back, and the sealing washer can not closely paste with the pump body, leads to the sealed phase difference of water pump.
SUMMERY OF THE UTILITY MODEL
(solving) the technical problem
Aiming at the defects of the prior art, the utility model provides the pump cover for the large-scale water pump, which has the advantages of improving the sealing performance of the joint and the like, and solves the problem of sealing phase difference of the water pump caused by the fact that a sealing ring cannot be tightly attached to a pump body after the pump cover is installed on the pump body.
(II) technical scheme
In order to achieve the purpose of improving the sealing performance of the connecting part, the utility model provides the following technical scheme: a pump cover for a large-scale water pump comprises a pump cover body, wherein the outer surface of the pump cover body is provided with a threaded hole, the pump cover body is in threaded connection with a threaded rod through the threaded hole, a first telescopic rod is fixedly installed on the inner wall of the pump cover body, a mounting plate is fixedly installed at the bottom end of the first telescopic rod, the upper surface of the mounting plate is rotatably connected with the threaded rod through a bearing, a plurality of slide rails are fixedly installed on the lower surface of the pump cover body, slide plates are slidably connected inside the slide rails, a connecting rod is movably connected between the slide plates and the mounting plate, a second telescopic rod is fixedly installed on the outer surface of each slide plate, a spring is sleeved on the outer surface of each second telescopic rod, a push plate is fixedly installed at one end of each second telescopic rod, a groove is formed in the outer surface of the pump cover body, a first air bag is installed inside the groove, a plurality of second air bags are installed on the inner wall of the pump cover body and are communicated with the first air bags, a partition plate is installed on the outer surface of each first air bag, and a sealing ring is arranged inside each groove.
Preferably, the upper surface of the pump cover body is movably provided with a handle.
Preferably, a leather sheath is fixedly arranged between the mounting plate and the inner wall of the pump cover body.
Preferably, one end of the threaded rod penetrates through and extends to the outer side of the pump cover body, and a rotary disc is fixedly mounted on the threaded rod.
Preferably, the range of an included angle between the connecting rod and the sliding plate is thirty to sixty degrees.
Preferably, the number of the slide rails is more than four, and the slide rails are arranged on the outer side of the pump cover body in an annular array mode.
Preferably, a plurality of ear plates are installed on the outer surface of the pump cover body, and connecting holes are formed in the outer surface of each ear plate.
(III) advantageous effects
Compared with the prior art, the utility model provides a pump cover for a large water pump, which has the following beneficial effects:
this pump cover for large-scale water pump, when using, install the pump cover body back on the pump body, insert the connecting hole on the otic placode with the bolt, and it is fixed through the nut, carousel through setting up, it is rotatory that the carousel drives the threaded rod, when the threaded rod rotates, can drive the mounting panel and stretch out and draw back along the direction of second telescopic link, the mounting panel passes through swing joint's connecting rod, it removes along the direction of slide rail to drive the slide, the slide drives second telescopic link and push pedal removal, extrude the second gasbag, make its inside gaseous inside that gets into first gasbag, first gasbag inflation, through push pedal extrusion sealing washer, make the sealing washer hug closely with pump body inner wall, the leakproofness of junction has been improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic side view of the present invention.
In the figure: 1. a pump cover body; 2. a threaded hole; 3. a threaded rod; 4. a first telescopic rod; 5. mounting a plate; 6. a slide rail; 7. a slide plate; 8. a connecting rod; 9. a second telescopic rod; 10. a spring; 11. pushing the plate; 12. a groove; 13. a first air bag; 14. a second air bag; 15. a partition plate; 16. a seal ring; 17. a handle.
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.
Referring to fig. 1-4, a pump cover for a large-scale water pump comprises a pump cover body 1, a threaded hole 2 is formed in the outer surface of the pump cover body 1, the pump cover body 1 is in threaded connection with a threaded rod 3 through the threaded hole 2, a first telescopic rod 4 is fixedly installed on the inner wall of the pump cover body 1, an installation plate 5 is fixedly installed at the bottom end of the first telescopic rod 4, the upper surface of the installation plate 5 is rotatably connected with the threaded rod 3 through a bearing, a plurality of slide rails 6 are fixedly installed on the lower surface of the pump cover body 1, slide plates 7 are slidably connected inside the slide rails 6, a connecting rod 8 is movably connected between the slide plates 7 and the installation plate 5, a second telescopic rod 9 is fixedly installed on the outer surface of the slide plates 7, a spring 10 is sleeved on the outer surface of the second telescopic rod 9, a push plate 11 is fixedly installed at one end of the second telescopic rod 9, a groove 12 is formed in the outer surface of the pump cover body 1, and a first air bag 13 is installed inside the groove 12, a plurality of second air bags 14 are mounted on the inner wall of the pump cover body 1, the second air bags 14 are communicated with the first air bags 13, partition plates 15 are mounted on the outer surfaces of the first air bags 13, and sealing rings 16 are arranged inside the grooves 12.
Further, the upper surface movable mounting of pump cover body 1 has handle 17, plays the effect of conveniently gripping the use.
Furthermore, a leather sleeve is fixedly installed between the installation plate 5 and the inner wall of the pump cover body 1, air is prevented from entering and exiting through a gap between the threaded hole 2 and the threaded rod 3, and the sealing performance of the pump cover body 1 is further improved.
Further, the one end of threaded rod 3 runs through and extends to the outside of pump cover body 1, and fixed mounting has the carousel, plays convenient operation, effect that facilitates the use.
Further, the included angle scope between connecting rod 8 and the slide 7 is thirty to sixty degrees, plays and guarantees the device steady operation, avoids because of the angle too big or undersize, the pivot damage that causes, and the phenomenon that can't use takes place.
Furthermore, the number of the slide rails 6 is greater than four, and the slide rails are annularly arrayed on the outer side of the pump cover body 1, so that the stress of the second air bag 14 is uniform, and the phenomenon that the second air bag 14 is burst due to nonuniform stress is avoided.
Further, a plurality of ear plates 18 are installed on the outer surface of the pump cover body 1, connecting holes are formed in the outer surface of each ear plate 18, when the pump cover body 1 is installed on a pump body, a plate corresponding to each ear plate 18 can be arranged on the pump body, holes are also formed in the plate, and the pump body can be connected with the pump cover body 1 through bolts.
To sum up, this pump cover for large-scale water pump, when using, install pump cover body 1 back on the pump body, insert the connecting hole on the otic placode 18 with the bolt, and it is fixed through the nut, through the carousel that sets up, the carousel drives the threaded rod 3 rotatory, when threaded rod 3 rotates, can drive mounting panel 5 flexible along the direction of second telescopic link 9, mounting panel 5 passes through swing joint's connecting rod 8, it removes along the direction of slide rail 6 to drive slide 7, slide 7 drives second telescopic link 9 and push pedal 11 and removes, extrude second gasbag 14, make its inside gas get into the inside of first gasbag 13, first gasbag 13 inflation, extrude sealing washer 16 through push pedal 11, make sealing washer 16 can hug closely with pump body inner wall, the leakproofness of junction has been improved.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a large-scale pump cover for water pump, includes pump cover body (1), its characterized in that: the outer surface of the pump cover body (1) is provided with a threaded hole (2), the pump cover body (1) is in threaded connection with a threaded rod (3) through the threaded hole (2), a first telescopic rod (4) is fixedly mounted on the inner wall of the pump cover body (1), a mounting plate (5) is fixedly mounted at the bottom end of the first telescopic rod (4), the upper surface of the mounting plate (5) is rotatably connected with the threaded rod (3) through a bearing, a plurality of sliding rails (6) are fixedly mounted on the lower surface of the pump cover body (1), sliding plates (7) are slidably connected inside the sliding rails (6), connecting rods (8) are movably connected between the sliding plates (7) and the mounting plate (5), a second telescopic rod (9) is fixedly mounted on the outer surface of each sliding plate (7), and a spring (10) is sleeved on the outer surface of each second telescopic rod (9), the one end fixed mounting of second telescopic link (9) has push pedal (11), the surface of pump cover body (1) is seted up fluted (12), the internally mounted of recess (12) has first gasbag (13), install a plurality of second gasbags (14) on the inner wall of pump cover body (1), second gasbag (14) with first gasbag (13) communicate each other, the surface mounting of first gasbag (13) has baffle (15), the inside of recess (12) is equipped with sealing washer (16).
2. A pump cover for a large-sized water pump according to claim 1, characterized in that: the upper surface movable mounting of pump cover body (1) has handle (17).
3. A pump cover for a large-sized water pump according to claim 1, characterized in that: a leather sleeve is fixedly arranged between the mounting plate (5) and the inner wall of the pump cover body (1).
4. A pump cover for a large-sized water pump according to claim 1, characterized in that: one end of the threaded rod (3) penetrates through and extends to the outer side of the pump cover body (1), and a rotary table is fixedly mounted on the outer side of the pump cover body.
5. A pump cover for a large-sized water pump according to claim 1, characterized in that: the included angle range between the connecting rod (8) and the sliding plate (7) is thirty to sixty degrees.
6. A pump cover for a large-sized water pump according to claim 1, characterized in that: the number of the slide rails (6) is more than four, and the slide rails are arranged on the outer side of the pump cover body (1) in an annular array.
7. A pump cover for a large-sized water pump according to claim 1, characterized in that: the outer surface of the pump cover body (1) is provided with a plurality of ear plates (18), and the outer surface of each ear plate (18) is provided with a connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121566445.8U CN215595870U (en) | 2021-07-09 | 2021-07-09 | Pump cover for large-scale water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121566445.8U CN215595870U (en) | 2021-07-09 | 2021-07-09 | Pump cover for large-scale water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215595870U true CN215595870U (en) | 2022-01-21 |
Family
ID=79878100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121566445.8U Active CN215595870U (en) | 2021-07-09 | 2021-07-09 | Pump cover for large-scale water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215595870U (en) |
-
2021
- 2021-07-09 CN CN202121566445.8U patent/CN215595870U/en active Active
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