CN216666837U - Pipeline mounting structure for multistage centrifugal pump - Google Patents
Pipeline mounting structure for multistage centrifugal pump Download PDFInfo
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- CN216666837U CN216666837U CN202121430214.4U CN202121430214U CN216666837U CN 216666837 U CN216666837 U CN 216666837U CN 202121430214 U CN202121430214 U CN 202121430214U CN 216666837 U CN216666837 U CN 216666837U
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- centrifugal pump
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- air guide
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Abstract
The utility model discloses a pipeline mounting structure for a multistage centrifugal pump, which belongs to the technical field of multistage centrifugal pumps and comprises a centrifugal pump, wherein a flange plate is arranged on the right side surface of the centrifugal pump, two connecting holes are formed in the right side surface of the flange plate, clamping grooves are formed in the surfaces, far away from the two connecting holes, of the flange plate, a connecting rod is arranged in each connecting hole, and a piston cavity is formed in the upper surface of the connecting rod. This multistage pipeline mounting structure for centrifugal pump, through setting up the air guide cavity, first air guide hole and piston chamber, when the left surface of connecting plate and the right flank contact of ring flange, the corotation carousel, make produce the malleation in the air guide cavity, make first piston slide in the piston intracavity, first piston passes through the slide bar and drives in the cardboard card advances the draw-in groove, for current mounting structure, this mounting structure only need rotate the carousel alright install pipeline and centrifugal pump, and the operation is simple, this mounting structure of use that the staff can be quick installs the pipeline.
Description
Technical Field
The utility model belongs to the technical field of multistage centrifugal pumps, and particularly relates to a pipeline mounting structure for a multistage centrifugal pump.
Background
The multistage centrifugal pump is in the same place the centrifugal pump set more than two with the same function, fluid passage is structural, the medium pressure release mouth that shows at the first level communicates with each other with the import of second level, the medium pressure release mouth of second level communicates with each other with the import of third level, the mechanism of so establishing ties has formed multistage centrifugal pump, the pipeline installation mechanism of current centrifugal pump is mostly formed by a plurality of bolts and nut, when needs install it, need use appurtenance to screw repeatedly just can install pipeline and centrifugal pump a plurality of bolts, it is comparatively loaded down with trivial details to operate, make the staff can not be quick install the pipeline, consequently, need a pipeline installation structure for multistage centrifugal pump to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the defects of the prior art, the utility model provides a pipeline mounting structure for a multistage centrifugal pump, which solves the problems that the pipeline and the centrifugal pump can be mounted only by repeatedly screwing a plurality of bolts by using an auxiliary tool, the operation is complex, and workers cannot mount the pipeline quickly.
(II) technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pipeline mounting structure for multistage centrifugal pump, includes the centrifugal pump, the right flank of centrifugal pump is provided with the ring flange, two connecting holes have been seted up to the right flank of ring flange, and the one side that two connecting holes were kept away from all is provided with the draw-in groove, be provided with the connecting rod in the connecting hole, the piston chamber has been seted up to the upper surface of connecting rod, piston intracavity joint has fixed establishment, fixed establishment's top and the lower fixed surface of cardboard are connected, the position of cardboard and the position of draw-in groove are corresponding.
The right-hand member of connecting rod and the left surface fixed connection of connecting plate, the right flank in piston chamber is linked together with the air guide cavity through first air guide hole, first air guide hole is seted up in the connecting rod, the air guide cavity is seted up in the connecting plate, the air guide cavity is linked together with fixed chamber, the back in fixed chamber and the positive fixed connection of connecting plate, the positive joint in fixed chamber has pushing mechanism, the right flank fixedly connected with pipeline of connecting plate.
As a further scheme of the utility model: fixing mechanism includes the fixed plate, the fixed plate joint is in the piston intracavity, the upper surface joint of fixed plate has the sliding sleeve, sliding connection has the slide bar in the sliding sleeve, the top of slide bar is connected with the lower fixed surface of cardboard, the bottom of slide bar is connected with the last fixed surface of first piston, first piston sliding connection is in the piston intracavity.
As a further scheme of the utility model: the air guide cavity is communicated with a second air guide hole, the second air guide hole is formed in the connecting plate and communicated with the rubber air bag, the rubber air bag is arranged in the annular groove, and the annular groove is formed in the right side face of the flange plate.
As a further scheme of the utility model: two positioning holes are formed in the right side face of the flange plate, positioning rods are arranged in the positioning holes, and the right ends of the two positioning rods are fixedly connected with the left side face of the connecting plate.
As a further scheme of the utility model: the length of the positioning rod is greater than that of the connecting rod, and the shape of the air guide cavity is arc-shaped.
As a further scheme of the utility model: the pushing mechanism comprises a nut, a threaded rod is connected with the inner thread of the nut, a bearing is sleeved at one end of the back face of the threaded rod, the bearing is clamped on the front face of the second piston, the second piston is connected in the fixed cavity in a sliding mode, and one end of the front face of the threaded rod is fixedly connected with the back face of the turntable.
As a further scheme of the utility model: the cross section of the rubber air bag is circular, and the cross section of the annular groove is semicircular.
(III) advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. this multistage pipeline mounting structure for centrifugal pump, through setting up the second piston, fixed chamber, first piston, the cardboard, the air guide cavity, first air guide hole and piston chamber, remove the connecting plate, make the connecting plate drive the connecting rod and remove in the connecting hole, when the left surface of connecting plate and the right flank contact of ring flange, the corotation carousel, make to produce the malleation in the air guide cavity, make first piston slide in the piston intracavity, first piston passes through in the slide bar drives the cardboard card and advances the draw-in groove, for current mounting structure, this mounting mechanism only need rotate the carousel alright install pipeline and centrifugal pump, and the operation is thus simple, this mounting structure of use that the staff can be quick installs the pipeline.
2. This pipeline mounting structure for multistage centrifugal pump through setting up rubber gasbag, second air guide hole, connecting plate and flange dish board, corotation carousel for the rubber gasbag is blown, and the rubber gasbag that blows up and ring channel in close contact with make the rubber gasbag can seal the clearance between connecting plate and the flange dish, avoids appearing the phenomenon of water leakage.
3. This pipeline mounting structure for multistage centrifugal pump, through setting up locating lever and locating hole, because of the length of locating lever is greater than the length of first connecting rod, when the connecting plate drives the pipeline and installs, the connecting plate drives in the locating lever removes into the locating hole for locating lever and locating hole mutually support and can carry on spacingly to the connecting plate, make the connecting plate drive in the accurate move connecting hole of connecting rod.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of the exploded structure of the connecting plate of the present invention;
FIG. 3 is a schematic three-dimensional structure of the pushing mechanism of the present invention;
FIG. 4 is a schematic cross-sectional view of the connecting plate of the present invention viewed from the right;
FIG. 5 is a front view of the connecting plate of the present invention;
FIG. 6 is a schematic sectional view of a piston chamber according to the present invention;
FIG. 7 is a perspective structural view of the fixing mechanism of the present invention;
in the figure: the device comprises a centrifugal pump 1, a flange plate 2, a connecting hole 3, a clamping plate 4, a fixing mechanism 5, a sliding rod 51, a sliding sleeve 52, a fixing plate 53, a first piston 54, a piston cavity 6, a connecting rod 7, a first air guide hole 8, an air guide cavity 9, a connecting plate 10, a fixing cavity 11, a pushing mechanism 12, a rotating disc 121, a threaded rod 122, a nut 123, a bearing 124, a second piston 125, a positioning rod 13, a positioning hole 14, a second air guide hole 15, a rubber air bag 16, an annular groove 17, a pipeline 18 and a clamping groove 19.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 7, the present invention provides a technical solution: the utility model provides a pipeline mounting structure for multistage centrifugal pump, including centrifugal pump 1, centrifugal pump 1's right flank is provided with ring flange 2, two connecting holes 3 have been seted up to ring flange 2's right flank, the one side that two connecting holes 3 kept away from mutually all is provided with draw-in groove 19, be provided with connecting rod 7 in the connecting hole 3, piston chamber 6 has been seted up to the upper surface of connecting rod 7, 6 interior joints of piston chamber have fixed establishment 5, fixed establishment 5's top and cardboard 4's lower fixed surface are connected, cardboard 4's position and draw-in groove 19's position are corresponding, through setting up draw-in groove 19 and cardboard 4, when cardboard 4 joint in draw-in groove 19, make cardboard 4 and draw-in groove 19 mutually support can carry on spacingly to connecting rod 7, make connecting rod 7 can not move in connecting hole 3.
The right-hand member of connecting rod 7 and the left surface fixed connection of connecting plate 10, the right flank of piston chamber 6 is linked together with air guide cavity 9 through first air guide hole 8, first air guide hole 8 is seted up in connecting rod 7, air guide cavity 9 is seted up in connecting plate 10, air guide cavity 9 is linked together with fixed chamber 11, the back of fixed chamber 11 and the positive fixed connection of connecting plate 10, the positive joint of fixed chamber 11 has pushing mechanism 12, the right flank fixedly connected with pipeline 18 of connecting plate 10.
Specifically, as shown in fig. 2, two positioning holes 14 are formed in the right side surface of the flange 2, positioning rods 13 are disposed in the positioning holes 14, the right ends of the two positioning rods 13 are fixedly connected to the left side surface of the connecting plate 10, the length of the positioning rods 13 is greater than that of the connecting rod 7, the air guide cavity 9 is arc-shaped, the pushing mechanism 12 includes a nut 123, a threaded rod 122 is connected to the nut 123 through an internal thread, a bearing 124 is sleeved on one end of the back surface of the threaded rod 122, through the arrangement of the bearing 124, when the threaded rod 122 pushes a second piston 125 to move in the fixed cavity 11 through the bearing 124, the second piston 125 cannot rotate in the fixed cavity 11, the second piston 125 can stably move in the fixed cavity 11, the bearing 124 is clamped on the front surface of the second piston 125, the second piston 125 is slidably connected in the fixed cavity 11, one end of the front surface of the threaded rod 122 is fixedly connected to the back surface of the turntable 121, by providing threaded rod 122 and nut 123, as threaded rod 122 is threaded into nut 123, rotating threaded rod 122 and nut 123 cooperate to move second piston 125 via bearing 124.
Specifically, as shown in fig. 2 and 4, the air guide cavity 9 is communicated with the second air guide hole 15, the second air guide hole 15 is formed in the connecting plate 10, the second air guide hole 15 is communicated with the rubber air bag 16, the rubber air bag 16 is arranged in the annular groove 17, the annular groove 17 is formed in the right side face of the flange plate 2, by arranging the air guide cavity 9, because the air guide cavity 9 is simultaneously communicated with the first air guide hole 8 and the second air guide hole 15, when the air guide cavity 9 is in positive pressure, the first piston 54 arranged in the piston cavity 6 drives the clamping plate 4 to move through the sliding rod 51, and the rubber air bag 16 connected with the second air guide hole 15 deforms.
Specifically, as shown in fig. 2 and 5, the sectional shape of the rubber bladder 16 is set to be circular, the sectional shape of the annular groove 17 is set to be semicircular, and by providing the annular groove 17, the sectional shape of the rubber bladder 16 is set to be circular because the sectional shape of the annular groove 17 is set to be semicircular, and when the rubber bladder 16 is deformed, the deformed rubber bladder 16 can be brought into close contact with the annular groove 17.
Specifically, as shown in fig. 2 and 7, fixing mechanism 5 includes fixed plate 53, fixed plate 53 joint is in piston cavity 6, the upper surface joint of fixed plate 53 has sliding sleeve 52, sliding connection has slide bar 51 in sliding sleeve 52, the top of slide bar 51 and the lower fixed surface of cardboard 4 are connected, the bottom of slide bar 51 and the upper fixed surface of first piston 54 are connected, first piston 54 sliding connection is in piston cavity 6, through setting up sliding sleeve 52 and slide bar 51, sliding connection has slide bar 51 because of sliding sleeve 52, make sliding sleeve 52 can carry on spacingly to slide bar 51, make slide bar 51 can not take place to rock when the motion, make slide bar 51 can drive the steady motion of cardboard 4.
The working principle of the utility model is as follows:
when the pipeline 18 and the centrifugal pump 1 need to be installed, the connecting plate 10 is moved, the connecting plate 10 drives the pipeline 18 to move, firstly, the connecting plate 10 drives the positioning rod 13 to move into the positioning hole 14, then the connecting plate 10 drives the connecting rod 7 to move into the connecting hole 3, when the left side surface of the connecting plate 10 is in contact with the right side surface of the flange 2, the rotating disc 121 is rotated in the forward direction, the rotating disc 121 drives the threaded rod 122 to rotate in the nut 123, the threaded rod 122 and the nut 123 are mutually matched to drive the second piston 125 to slide in the fixed cavity 11 through the bearing 124, so that positive pressure is generated in the air guide cavity 9, positive pressure gas in the air guide cavity 9 blows up the rubber airbag 16 through the second air guide hole 15, so that the rubber airbag 16 seals a gap between the connecting plate 10 and the flange 2, and meanwhile, the positive pressure gas in the air guide cavity 9 pushes the first piston 54 to slide in the piston cavity 6, the first piston 54 drives the card 4 to move through the slide rod 51, so that the card 4 is clamped into the card slot 19.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (7)
1. The utility model provides a pipeline mounting structure for multistage centrifugal pump, includes centrifugal pump (1), its characterized in that: the centrifugal pump is characterized in that a flange plate (2) is arranged on the right side face of the centrifugal pump (1), two connecting holes (3) are formed in the right side face of the flange plate (2), clamping grooves (19) are formed in the faces, far away from the two connecting holes (3), of the two connecting holes, a connecting rod (7) is arranged in each connecting hole (3), a piston cavity (6) is formed in the upper surface of each connecting rod (7), a fixing mechanism (5) is connected in the piston cavity (6) in a clamping mode, the top end of each fixing mechanism (5) is fixedly connected with the lower surface of the corresponding clamping plate (4), and the position of the corresponding clamping plate (4) corresponds to the position of each clamping groove (19);
the right-hand member of connecting rod (7) and the left surface fixed connection of connecting plate (10), the right flank of piston chamber (6) is linked together through first air guide hole (8) and air guide cavity (9), set up in connecting rod (7) first air guide hole (8), set up in connecting plate (10) air guide cavity (9), air guide cavity (9) are linked together with fixed chamber (11), the back of fixed chamber (11) and the positive fixed connection of connecting plate (10), the positive joint of fixed chamber (11) has pushing mechanism (12), the right flank fixedly connected with pipeline (18) of connecting plate (10).
2. The piping installation structure for a multistage centrifugal pump according to claim 1, wherein: fixed establishment (5) are including fixed plate (53), fixed plate (53) joint is in piston chamber (6), the upper surface joint of fixed plate (53) has sliding sleeve (52), sliding sleeve (52) sliding connection has slide bar (51), the top of slide bar (51) and the lower fixed surface of cardboard (4) are connected, the bottom of slide bar (51) and the last fixed surface of first piston (54) are connected, first piston (54) sliding connection is in piston chamber (6).
3. The piping installation structure for a multistage centrifugal pump according to claim 1, wherein: the air guide cavity (9) is communicated with a second air guide hole (15), the second air guide hole (15) is formed in the connecting plate (10), the second air guide hole (15) is communicated with the rubber air bag (16), the rubber air bag (16) is arranged in the annular groove (17), and the annular groove (17) is formed in the right side face of the flange plate (2).
4. The piping installation structure for a multistage centrifugal pump according to claim 1, wherein: two positioning holes (14) are formed in the right side face of the flange plate (2), positioning rods (13) are arranged in the positioning holes (14), and the right ends of the two positioning rods (13) are fixedly connected with the left side face of the connecting plate (10).
5. The piping installation structure for a multistage centrifugal pump according to claim 4, wherein: the length of the positioning rod (13) is greater than that of the connecting rod (7), and the shape of the air guide cavity (9) is arc-shaped.
6. The piping installation structure for a multistage centrifugal pump according to claim 1, wherein: pushing mechanism (12) includes nut (123), nut (123) female connection has threaded rod (122), bearing (124) have been cup jointed to the one end at the back of threaded rod (122), bearing (124) joint is in the front of second piston (125), second piston (125) sliding connection is in fixed chamber (11), the positive one end of threaded rod (122) and the back fixed connection of carousel (121).
7. The piping installation structure for a multistage centrifugal pump according to claim 3, wherein: the cross section of the rubber air bag (16) is circular, and the cross section of the annular groove (17) is semicircular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121430214.4U CN216666837U (en) | 2021-06-25 | 2021-06-25 | Pipeline mounting structure for multistage centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121430214.4U CN216666837U (en) | 2021-06-25 | 2021-06-25 | Pipeline mounting structure for multistage centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216666837U true CN216666837U (en) | 2022-06-03 |
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ID=81757297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121430214.4U Active CN216666837U (en) | 2021-06-25 | 2021-06-25 | Pipeline mounting structure for multistage centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216666837U (en) |
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2021
- 2021-06-25 CN CN202121430214.4U patent/CN216666837U/en active Active
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