CN214118581U - High-efficient centrifugal vapor compressor - Google Patents

Abstract

The utility model provides a high-efficient centrifugal vapor compressor belongs to centrifugal vapor compressor technical field. The high efficiency centrifugal vapor compressor includes a centrifugal vapor compressor assembly and a bellows compensation assembly. The bolt and the nut of connecting on the unscrewing U-shaped groove, remove the condition that bolt and nut compressed tightly the U-shaped groove, take out bolt and nut through the U-shaped groove, the bolt and the nut that compress tightly first baffle and second baffle are unscrewed again, stop collar on driving the second baffle through nut and bolt leaves the mounting hole, because the second baffle is two and corresponds the setting, can directly go down the second baffle, first cover and the bolt of compressing tightly is pulled out through the mounting hole and is left first flange spare and second flange spare, dismantle the in-process, need not to take off the nut from the bolt, only need the nut of unscrewing, bellows compensator on the current steam centrifugal compressor of effectual improvement is when the nut can't be taken off from the bolt completely, the problem of dismantling is not convenient for.

Description

High-efficient centrifugal vapor compressor

Technical Field

The utility model relates to a centrifugation vapor compressor field particularly, relates to a high-efficient centrifugation vapor compressor.

Background

The overall structure of the steam compressor is complex, the steam compressor mainly comprises three basic units, namely a compression system, a steam cooler and a lubrication system, the steam compressor is a key device for improving the temperature and the pressure of steam generated by a heat recovery system through the compression action, and has the function of pressurizing and heating the low-pressure (or low-temperature) steam to meet the temperature and pressure requirements required by the process or engineering, the steam centrifugal compressor mainly comprises a common motor, a speed increasing box and a centrifugal compressor, through omitting the speed increasing box, the centrifugal compressor is directly driven by a high-speed motor, on one hand, the noise is reduced, on the other hand, the comprehensive efficiency of the steam compressor is greatly improved, a corrugated pipe compensator is connected at the air inlet pipe and the air outlet pipe of the steam centrifugal compressor, and the condition that the pipeline is deformed or damaged due to thermal extension or temperature stress when the pipeline is heated is prevented, the bellows compensator on the steam centrifugal compressor fan is fixed through the flange and the matched bolt, and when the installation and the disassembly are carried out, the nut is required to be taken down from the bolt, and then the bolt is taken out, so that the bellows compensator can be taken down, and when the nut is encountered and can not be completely taken down from the bolt, the bellows compensator is further difficult to disassemble.

SUMMERY OF THE UTILITY MODEL

In order to remedy the above insufficiency, the utility model provides a high-efficient centrifugal vapor compressor aims at improving the bellows compensator on the current vapor centrifugal compressor when the nut can't be taken off from the bolt completely, the problem of not being convenient for dismantle.

The utility model discloses a realize like this:

a high efficiency centrifugal vapor compressor includes a centrifugal vapor compressor assembly and a bellows compensation assembly.

The centrifugal vapor compressor component comprises a centrifugal vapor compressor body and a first flange piece, the first flange piece comprises a first flange and a U-shaped groove formed in the periphery of the first flange, the first flange is provided with a mounting hole, the first flange is fixedly connected with an air inlet and an air outlet of the centrifugal vapor compressor body, the corrugated pipe compensation component comprises a corrugated pipe, a second flange piece, a connecting sleeve piece, a connecting plate piece and a protective pull rod piece, the second flange piece is fixedly sleeved at two ends of the corrugated pipe, the second flange piece and the first flange piece are identical in structure, the U-shaped groove and the mounting hole in the second flange piece and the first flange piece are arranged correspondingly, the U-shaped groove in the second flange piece and the U-shaped groove in the first flange piece are compressed and fixed through bolts and nuts, and the connecting sleeve piece comprises a first compressing sleeve, The first baffle plate is fixedly connected to the outer wall of the lower end of the first pressing sleeve, the first pressing sleeve is inserted into the corresponding mounting holes in the second flange part and the first flange part, the number of the second baffle plates is two, the limiting sleeves are fixedly connected to the lower side of the second baffle plate, the limiting sleeves on the lower side of the two second baffle plates are correspondingly inserted into the mounting holes in the first flange part, the first baffle plate and the second baffle plate are tightly pressed on the first flange part and the second flange part through bolts and nuts, the ends of the bolts can pass through the mounting holes, the connecting plate is fixedly connected to the first flange on the second flange part and is positioned at two ends of the first flange, and two ends of the protective pull rod part are slidably inserted between the connecting plate parts at two ends of the corrugated pipe, the end of the protective pull rod piece can block the connecting plate piece.

In an embodiment of the present invention, the bottom end of the centrifugal vapor compressor body is fixedly connected with the supporting leg.

In an embodiment of the present invention, the bottom end of the supporting leg is fixedly connected with the pressing plate.

In an embodiment of the present invention, a sealing gasket is compressed between the first flange on the first flange piece and the first flange on the second flange piece.

In an embodiment of the present invention, the sealing pad is a graphite gasket.

In an embodiment of the present invention, the first pressing sleeve and the elastic pad are pressed between the position-limiting sleeves.

In an embodiment of the present invention, the connecting plate includes a connecting plate and a reinforcing pad fixedly connected to one side of the end of the connecting plate.

In an embodiment of the utility model, the prismatic groove has been seted up on the reinforcement pad, the protection pull rod spare includes two pull rods, prismatic column head and female connection cover, prismatic column head fixed connection in pull rod one end, the pull rod slide run through in the reinforcement pad with the connecting plate, prismatic column head is located the prismatic groove, two the pull rod is kept away from prismatic column head one end is passed through female connection cover connects.

In an embodiment of the present invention, the outer wall of the female connection sleeve is set to be a hexagonal prism.

The utility model discloses an in the embodiment, the internal thread adapter sleeve middle section runs through and has seted up rotatory hole.

The utility model has the advantages that: the utility model discloses a high-efficient centrifugal vapor compressor that obtains through the design, when needs dismantle bellows compensation assembly, the bolt and the nut of connecting on the U-shaped groove of unscrewing, the condition that the bolt and the nut compress tightly the U-shaped groove is relieved, draw out bolt and nut through the U-shaped groove, the bolt and the nut that compress tightly first baffle and second baffle of unscrewing again, the stop collar that drives on the second baffle through nut and bolt leaves the mounting hole, because the second baffle is two corresponding settings, can directly get off the second baffle, draw out first clamp collar and bolt through the mounting hole and leave first flange spare and second flange spare, and then can dismantle bellows compensation assembly and change or maintain, in the dismantlement process, need not to take off the nut from the bolt, only need to unscrew the nut, when reducing because corrosion or screw thread damage nut can's can't take off from the bolt completely, the bellows compensation assembly is not convenient for the condition of dismantling, the bellows compensator on the effectual current steam centrifugal compressor of improvement is when the nut can't take off from the bolt completely, the problem of the dismantlement of being not convenient for.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a high-efficiency centrifugal vapor compressor according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a centrifugal vapor compressor assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first flange member and a second flange member according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a bellows compensation assembly according to an embodiment of the present invention;

fig. 5 is an enlarged schematic structural diagram of a point a in fig. 4 according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a second baffle according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a connection plate according to an embodiment of the present invention;

fig. 8 is a schematic structural view of a protective rod according to an embodiment of the present invention.

In the figure: 100-a centrifugal vapor compressor assembly; 110-centrifugal vapor compressor body; 120-a first flange member; 121-a first flange; 122-a U-shaped slot; 123-mounting holes; 130-a leg; 200-a bellows compensation assembly; 210-a bellows; 220-a second flange member; 230-a connection kit; 231-a first compression sleeve; 232-a first baffle; 233-a second baffle; 234-a stop collar; 235-spring pad; 240-connecting plate members; 241-a connecting plate; 242-a reinforcing mat; 243-prismatic groove; 250-protective tie members; 251-a pull rod; 252-prismatic head; 253-internal thread connecting sleeve; 254-rotating aperture.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1, the present invention provides a high efficiency centrifugal vapor compressor, which includes a centrifugal vapor compressor assembly 100 and a bellows compensation assembly 200, wherein the centrifugal vapor compressor assembly 100 is used for improving the temperature and pressure of the vapor generated by the heat recovery system through the compression effect, and the bellows compensation assembly 200 is used for preventing the deformation or damage of the pipeline caused by thermal extension or temperature stress when the temperature of the pipeline is raised.

Referring to fig. 2 and 3, the centrifugal vapor compressor assembly 100 includes a centrifugal vapor compressor body 110 and a first flange member 120, the first flange member 120 includes a first flange 121 and a U-shaped groove 122 formed around the first flange 121, the first flange 121 has a mounting hole 123, the first flange 121 is fixedly connected to the air inlet and the air outlet of the centrifugal vapor compressor body 110 by welding, the bottom end of the centrifugal vapor compressor body 110 is fixedly connected with a support leg 130, the support leg 130 is fixedly connected to the centrifugal vapor compressor body 110 by welding, so as to support the centrifugal vapor compressor body 110, the bottom end of the support leg 130 is fixedly connected with a pressure-dividing plate, the pressure-dividing plate is fixedly connected to the bottom end of the support leg 130 by welding, so as to reduce the pressure of the support leg 130 to the ground.

Referring to fig. 4, the bellows compensation assembly 200 includes a bellows 210, a second flange 220, a connection kit 230, a connection plate 240 and a protection rod 250, the second flange 220 is fixedly secured to two ends of the bellows 210 by welding, the second flange 220 and the first flange 120 have the same structure, the U-shaped grooves 122 and the mounting holes 123 of the second flange 220 and the first flange 120 are correspondingly disposed, the second flange 220 and the U-shaped grooves 122 of the first flange 120 are compressed and secured by bolts and nuts, a gasket is compressed between the first flange 121 of the first flange 120 and the second flange 220, the gasket is a graphite gasket, the graphite gasket is suitable for use under high temperature, high pressure and strong corrosive media, and reduces the damage of the gasket caused by temperature, at the same time, gas is reduced from escaping between the first flange member 120 and the second flange member 220.

Referring to fig. 5 and 6, the connection kit 230 includes a first pressing sleeve 231, a first baffle 232, a second baffle 233 and a stop collar 234, the first baffle 232 is fixedly connected to an outer wall of a lower end of the first pressing sleeve 231, the first pressing sleeve 231 and the first baffle 232 are of an integrated structure, the first pressing sleeve 231 is inserted into corresponding mounting holes 123 on the second flange 220 and the first flange 120, the second baffle 233 is provided in two, the stop collar 234 is fixedly connected to a lower side of the second baffle 233, the stop collar 234 and the second baffle 233 are of an integrated structure, the stop collars 234 on lower sides of the two second baffles 233 are correspondingly inserted into the mounting holes 123 on the first flange 120, so as to position relative positions of the second baffle 233 and the mounting holes 123, the first baffle 232 and the second baffle 233 are pressed against the first flange 120 and the second flange 220 by bolts and nuts, ends of the bolts can pass through the mounting holes 123, the connecting plate 240 is fixedly connected to the first flange 121 on the second flange 220, the connecting plate 240 is fixedly connected to the first flange 121 on the second flange 220 by welding, the connecting plate 240 is located at two ends of the first flange 121, two ends of the protective pull rod 250 are slidably inserted between the connecting plate 240 at two ends of the corrugated pipe 210, the end of the protective pull rod 250 can block the connecting plate 240, the elastic pad 235 is compressed between the first pressing sleeve 231 and the stop collar 234, when the corrugated pipe compensation assembly 200 needs to be disassembled, the bolt and the nut connected to the U-shaped groove 122 are loosened, the condition that the bolt and the nut press the U-shaped groove 122 is removed, the bolt and the nut press the first baffle 232 and the second baffle 233 are pulled out through the U-shaped groove 122, the bolt and the nut press the first baffle 232 and the second baffle 233 are loosened, the stop collar 234 on the second baffle 233 is driven to leave the mounting hole 123 by the nut and the bolt, because the two second baffles 233 are correspondingly arranged, can directly go down second baffle 233, first cover 231 and the bolt of compressing tightly leaves first flange spare 120 and second flange spare 220 through mounting hole 123 twitch, and then removable bellows compensation subassembly 200 is changed or is maintained, dismantle the in-process, need not to take off the nut from the bolt, only need loosen the nut soon, when reducing because of corrosion or screw thread damage nut can't follow the bolt completely and take off, bellows compensation subassembly 200 is the condition of the not convenient to detach, when the bellows compensator on the current steam centrifugal compressor of effectual improvement can't follow the bolt completely at the nut, the problem of the not convenient to detach.

Referring to fig. 7 and 8, the connecting plate 240 includes a connecting plate 241 and a reinforcing pad 242 fixedly connected to one side of an end of the connecting plate 241, the reinforcing pad 242 and the connecting plate 241 are of an integral structure, a prism groove 243 is formed in the reinforcing pad 242, the protective pull rod 250 includes two pull rods 251, a prism head 252 and an internally threaded connecting sleeve 253, the prism head 252 is fixedly connected to one end of the pull rod 251, the prism head 252 and the pull rod 251 are of an integral structure, the pull rod 251 slidably penetrates through the reinforcing pad 242 and the connecting plate 241, the prism head 252 is located in the prism groove 243, the prism groove 243 can limit rotation of the prism head 252, one ends of the two pull rods 251, which are far away from the prism head 252, are connected through the internally threaded connecting sleeve 253, an outer wall of the internally threaded connecting sleeve 253 is of a hexagonal prism, a rotating hole 254 is formed in a middle section of the internally threaded connecting sleeve 253, when the protective pull, until prismatic head 252 is located prismatic groove 243, the end screw thread of pull rod 251 that passes connecting plate 241 pegs graft in the inside at internal thread adapter sleeve 253 both ends, rotatory internal thread adapter sleeve 253, through the screw drive principle, drive pull rod 251 and take in internal thread adapter sleeve 253 in, and then drive prismatic column head 252 and compress tightly connecting plate 241, the installation is simple, in the installation, prismatic groove 243 on the reinforcing pad 242 limits prismatic column head 252 to rotate, only need a spanner or screwdriver to insert in rotatory hole 254, alright rotatory internal thread adapter sleeve 253, and then accomplish the installation, the dismantlement process is opposite with the installation, more original mode of connecting through screw rod cooperation both ends nut, reduce instrument and artificial use, installation and dismantlement process are simple.

Specifically, the working principle of the high-efficiency centrifugal vapor compressor is as follows: when the corrugated pipe compensation assembly 200 needs to be disassembled, the bolts and nuts connected to the U-shaped grooves 122 are unscrewed, the situation that the bolts and nuts press the U-shaped grooves 122 is eliminated, the bolts and nuts are drawn out through the U-shaped grooves 122, the bolts and nuts pressing the first baffle 232 and the second baffle 233 are unscrewed, the limiting sleeve 234 on the second baffle 233 is driven to leave the mounting hole 123 through the nuts and the bolts, the second baffle 233 can be directly removed because the second baffle 233 is arranged in two corresponding positions, the first pressing sleeve 231 and the bolts are drawn out through the mounting hole 123 to leave the first flange part 120 and the second flange part 220, the corrugated pipe compensation assembly 200 can be disassembled for replacement or maintenance, the nuts do not need to be taken down from the bolts during the disassembling process, the nuts only need to be unscrewed, and the situation that the corrugated pipe compensation assembly 200 is inconvenient to disassemble due to corrosion or thread damage when the nuts cannot be completely taken down from the bolts is reduced, the bellows compensator on the effectual current steam centrifugal compressor of improvement is when the nut can't take off from the bolt completely, the problem of the dismantlement of being not convenient for.

When the protective pull rod piece 250 needs to be installed, the pull rod 251 with the prism head 252 penetrates through the connecting plate 241 until the prism head 252 is located in the prism groove 243, the end part of the pull rod 251 penetrating through the connecting plate 241 is in threaded connection with the inner parts of the two ends of the internal thread connecting sleeve 253, the internal thread connecting sleeve 253 is rotated, the pull rod 251 is driven to be accommodated in the internal thread connecting sleeve 253 through the thread transmission principle, the prism head 252 is driven to tightly press the connecting plate 241, the installation process is simple, in the installation process, the prism groove 243 in the reinforcing pad 242 limits the rotation of the prism head 252, only a wrench or a screwdriver needs to be inserted into the rotating hole 254, the internal thread connecting sleeve 253 can be rotated, and then the installation is completed, the dismounting process is opposite to the installation process, compared with the original mode of connecting through a screw rod matched with nuts at the.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An efficient centrifugal vapor compressor is characterized by comprising

The centrifugal vapor compressor assembly (100) comprises a centrifugal vapor compressor body (110) and a first flange piece (120), wherein the first flange piece (120) comprises a first flange (121) and a U-shaped groove (122) formed in the periphery of the first flange (121), a mounting hole (123) is formed in the first flange (121), and the first flange (121) is fixedly connected to an air inlet and an air outlet of the centrifugal vapor compressor body (110);

the corrugated pipe compensation assembly (200) comprises a corrugated pipe (210), a second flange piece (220), a connecting sleeve piece (230), a connecting plate piece (240) and a protective pull rod piece (250), wherein the second flange piece (220) is fixedly sleeved at two ends of the corrugated pipe (210), the second flange piece (220) and the first flange piece (120) are identical in structure, the U-shaped groove (122) on the second flange piece (220) and the first flange piece (120) and the mounting hole (123) are correspondingly arranged, the U-shaped groove (122) on the second flange piece (220) and the first flange piece (120) are compressed and fixed through a bolt and a nut in a matching mode, the connecting sleeve piece (230) comprises a first compression sleeve (231), a first baffle plate (232), a second baffle plate (233) and a limiting sleeve (234), and the first baffle plate (232) is fixedly connected to the outer wall of the lower end of the first compression sleeve (231), the first pressing sleeve (231) is inserted into the corresponding mounting holes (123) on the second flange piece (220) and the first flange piece (120), the number of the second baffle plates (233) is two, the limiting sleeves (234) are fixedly connected to the lower sides of the second baffle plates (233), the limiting sleeves (234) on the lower sides of the second baffle plates (233) are correspondingly inserted into the mounting holes (123) on the first flange piece (120), the first baffle plates (232) and the second baffle plates (233) are pressed on the first flange piece (120) and the second flange piece (220) through bolt matching nuts, the bolt ends can pass through the mounting holes (123), the connecting plate piece (240) is fixedly connected to the first flange (121) on the second flange piece (220), and the connecting plate piece (240) is located at two ends of the first flange (121), the two ends of the protection pull rod piece (250) are inserted between the connection plate pieces (240) at the two ends of the corrugated pipe (210) in a sliding mode, and the end portion of the protection pull rod piece (250) can block the connection plate pieces (240).

2. A high efficiency centrifugal vapor compressor as claimed in claim 1 wherein legs (130) are fixedly attached to the bottom end of the centrifugal vapor compressor body (110).

3. A high efficiency centrifugal vapor compressor as claimed in claim 2 wherein a pressure divider plate is fixedly attached to the bottom end of said leg (130).

4. A high efficiency centrifugal vapor compressor as claimed in claim 1 wherein a gasket is compressed between said first flange (121) on said first flange member (120) and said second flange member (220).

5. A high efficiency centrifugal vapor compressor as claimed in claim 4 wherein said gasket is provided as a graphite gasket.

6. A high efficiency centrifugal vapor compressor as claimed in claim 1 wherein a spring washer (235) is compressed between said first compression sleeve (231) and said stop collar (234).

7. A high efficiency centrifugal vapor compressor as claimed in claim 1, wherein said connecting plate member (240) includes a connecting plate (241) and a reinforcing pad (242) fixedly attached to one side of an end of said connecting plate (241).

8. The high-efficiency centrifugal vapor compressor as claimed in claim 7, wherein the reinforcement pad (242) is provided with a prismatic groove (243), the protective tie member (250) comprises two tie rods (251), a prismatic head (252) and an internally threaded connecting sleeve (253), the prismatic head (252) is fixedly connected to one end of the tie rod (251), the tie rod (251) slidably penetrates through the reinforcement pad (242) and the connecting plate (241), the prismatic head (252) is located in the prismatic groove (243), and one ends of the two tie rods (251) far away from the prismatic head (252) are connected through the internally threaded connecting sleeve (253).

9. A high efficiency centrifugal vapor compressor as claimed in claim 8, characterized in that the outer wall of the female connecting sleeve (253) is provided as a hexagonal prism.

10. The high-efficiency centrifugal vapor compressor according to claim 8, wherein a rotary hole (254) is formed through the middle section of the internal thread connecting sleeve (253).

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