CN212837976U

CN212837976U - Connecting structure of steam turbine unit

Info

Publication number: CN212837976U
Application number: CN202021483989.3U
Authority: CN
Inventors: 杨军胜; 王航; 陈元
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-30
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses a steam turbine unit connection structure, including first steam turbine and second steam turbine, first steam turbine is close to the three spliced pole that is the circumference array of the one end fixedly connected with of second steam turbine, the one end that the second steam turbine is close to first steam turbine sets up the spread groove three with spliced pole looks adaptation, the connecting hole has been seted up to a side that the spliced pole was kept away from each other, the fixed intercommunication in a side that the spread groove was kept away from each other has the connecting pipe, and the connecting pipe runs through the second steam turbine and extends to the outside of second steam turbine, the first reset spring of one end fixedly connected with that the connecting pipe was kept away from each other, a fixedly connected with pressing plate of connecting pipe is kept away from to first reset spring, the pressing plate is close to the spacing post of one end fixedly connected. This steam turbine unit connection structure through the mode that utilizes joint between the steam turbine, has solved welding and flange valve and has connected very waste time and energy when installation and dismantlement, reduces work efficiency's problem.

Description

Connecting structure of steam turbine unit

Technical Field

The utility model relates to a steam turbine technical field specifically is a steam turbine unit connection structure.

Background

The steam turbine is also called as steam turbine engine, and is a rotary steam power device, and the high-temperature high-pressure steam is passed through fixed nozzle, becomes accelerated air flow, and is sprayed on the blade to make the rotor equipped with blade row rotate, and can apply work to exterior at the same time.

Present turboset adopts the welding mostly or utilizes flange joint, but these two kinds of connected modes, but flange joint need screw up or loosen soon numerous bolts when installation and dismantlement, so these two kinds of modes are very wasted time and energy when installation and dismantlement, reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a steam turbine unit connection structure has solved welding and flange valve and has connected very waste time and energy when installation and dismantlement, reduces work efficiency's problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a connection structure of a steam turbine set comprises a first steam turbine and a second steam turbine, wherein one end of the first steam turbine close to the second steam turbine is fixedly connected with three connecting columns in a circumferential array, one end of the second steam turbine close to the first steam turbine is provided with three connecting grooves matched with the connecting columns, one side of each connecting column far away from each other is provided with a connecting hole, one side of each connecting groove far away from each other is fixedly communicated with a connecting pipe, the connecting pipe penetrates through the second steam turbine and extends to the outside of the second steam turbine, one end of each connecting pipe far away from each other is fixedly connected with a first reset spring, one end of each first reset spring far away from the connecting pipe is fixedly connected with a pressing plate, the pressing plate is close to one end of each connecting pipe and is fixedly connected with a limiting column, the outer surface of each connecting pipe is provided with two symmetrical limiting holes, and the inside of, the inside fixedly connected with backup pad of recess, the both ends fixedly connected with second reset spring that the backup pad was kept away from each other, the one end fixedly connected with connecting plate of backup pad is kept away from to second reset spring, the one end fixedly connected with dead lever of second reset spring is kept away from to the connecting plate.

As further description of the technical scheme, the handle is fixedly connected to the top of the first turbine and is located in the middle of the first turbine, so that the first turbine can be pulled more conveniently to connect and disconnect the first turbine and the second turbine.

As further description of the technical scheme, a sealing sleeve is sleeved on the outer surface of one end, close to the second turbine, of the first turbine, and the sealing sleeve is matched with the first turbine and the second turbine, so that the first turbine and the second turbine can be effectively sealed, and air leakage of a gap between the first turbine and the second turbine is prevented.

As a further description of the above technical solution, the outer surface of the first return spring is sleeved with the rubber sleeve, and two ends of the rubber sleeve are respectively and fixedly connected to the pressing plate and the connecting pipe, so that the first return spring is effectively prevented from being exposed outside and corroded for a long time.

As the further description of the technical scheme, the two ends of the groove are fixedly connected with the limiting rings, and the inner diameter value of each limiting ring is smaller than that of the connecting plate, so that the connecting plate can be effectively prevented from falling off from the inside of the groove.

As the further description of the technical scheme, the outer surface of the second reset spring is sleeved with the protective sleeve, and the protective sleeve is matched with the second reset spring, so that steam and moisture can be effectively prevented from entering the groove to corrode the groove.

(III) advantageous effects

The utility model provides a steam turbine unit connection structure possesses following beneficial effect:

this steam turbine unit connection structure can be more convenient carry out the joint with first steam turbine and second steam turbine through being provided with dead lever, spacing hole, spread groove and handle and fix, and the dead lever that can be more convenient through being provided with second reset spring and connecting plate is released and is carried on spacingly, can be more convenient through being provided with first reset spring reset spacing post.

This steam turbine unit connection structure, can be more convenient the first steam turbine of pulling through being provided with the handle, connect and dismantle first steam turbine and second steam turbine, can effectually seal first steam turbine and second steam turbine through being provided with the seal cover, prevent the gap gas leakage between first steam turbine and the second steam turbine, can effectually prevent that first reset spring from exposing for a long time through being provided with the rubber sleeve, suffer the corruption, can effectually prevent that the connecting plate from droing from the inside of recess through being provided with the spacing ring, can effectually prevent steam and moisture from getting into the recess through being provided with the protective sheath and corroding the recess.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the connecting column of the present invention;

FIG. 3 is a schematic view of the structure of the connecting pipe and the connecting groove of the present invention;

fig. 4 is a schematic view of the connection relationship between the first turbine and the second turbine according to the present invention.

In the figure: the steam turbine comprises a first steam turbine 1, a second steam turbine 2, a handle 3, a connecting column 4, a connecting hole 41, a connecting pipe 5, a limiting hole 51, a first return spring 52, a pressing plate 53, a limiting column 54, a groove 541, a supporting plate 542, a second return spring 543, a connecting plate 544, a fixing rod 545, a limiting ring 546, a protective sleeve 547, a rubber sleeve 55, a connecting groove 6 and a sealing sleeve 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

Referring to fig. 1-4, the present invention provides a technical solution: a steam turbine set connecting structure comprises a first steam turbine 1 and a second steam turbine 2, wherein the top of the first steam turbine 1 is fixedly connected with a handle 3, the handle 3 is positioned in the middle of the first steam turbine 1, the first steam turbine 1 can be pulled more conveniently to connect and disassemble the first steam turbine 1 and the second steam turbine 2, a sealing sleeve 7 is sleeved on the outer surface of one end, close to the second steam turbine 2, of the first steam turbine 1, the sealing sleeve 7 is matched with the first steam turbine 1 and the second steam turbine 2, the first steam turbine 1 and the second steam turbine 2 can be effectively sealed to prevent air leakage of a gap between the first steam turbine 1 and the second steam turbine 2, one end, close to the second steam turbine 2, of the first steam turbine 1 is fixedly connected with three connecting columns 4 in a circumferential array, one end, close to the first steam turbine 1, of the second steam turbine 2 is provided with three connecting grooves 6 matched with the connecting columns 4, a connecting hole 41 is formed in one side face, away from each other, of the connecting column 4, a connecting pipe 5 is fixedly communicated with one side face, away from each other, of the connecting groove 6, and the connecting pipe 5 penetrates through the second steam turbine 2 and extends to the outside of the second steam turbine 2.

One end of the connecting pipe 5, which is far away from each other, is fixedly connected with a first reset spring 52, the outer surface of the first reset spring 52 is sleeved with a rubber sleeve 55, and two ends of the rubber sleeve 55 are respectively and fixedly connected with a pressing plate 53 and the connecting pipe 5, so as to effectively prevent the first reset spring 52 from being exposed outside for a long time and suffering corrosion, one end of the first reset spring 52, which is far away from the connecting pipe 5, is fixedly connected with the pressing plate 53, one end of the pressing plate 53, which is close to the connecting pipe 5, is fixedly connected with a limiting post 54, the outer surface of the connecting pipe 5 is provided with two symmetrical limiting holes 51, a groove 541 is formed inside the limiting post 54, two ends of the groove 541 are fixedly connected with a limiting ring 546, the inner diameter value of the limiting ring 546 is smaller than the diameter value of the connecting plate 544, so as to effectively prevent the connecting plate 544 from falling off from, protective sheath 547 has been cup jointed to second reset spring 543's surface, and protective sheath 547 and second reset spring 543 looks adaptation, can effectually prevent that steam and moisture from getting into recess 541 and corroding recess 541, the one end fixedly connected with connecting plate 544 that backup pad 542 was kept away from to second reset spring 543, the one end fixedly connected with dead lever 545 that second reset spring 543 was kept away from to connecting plate 544.

The working principle is as follows: during connection, insert the inside of spread groove 6 with handle 3, then press and press the inside that pressing plate 53 inserted spacing post 54 through connecting hole 41 spread groove 6, second reset spring 543 promotes connecting plate 544 simultaneously, promote dead lever 545 and pass spacing hole 51 simultaneously, fix, when dismantling, press dead lever 545, press into the inside of connecting pipe 5 with dead lever 545, first reset spring 52 will press pressing plate 53 jack-up simultaneously, drive spacing post 54 jack-up, drag first turbine 1 after the formation, extract handle 3 from the inside of spread groove 6.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A steam turbine unit connection structure includes a first steam turbine (1) and a second steam turbine (2), characterized in that: the one end fixedly connected with three spliced pole (4) that are the circumference array that first turbine (1) is close to second turbine (2), the one end that second turbine (2) is close to first turbine (1) is seted up three spread groove (6) with spliced pole (4) looks adaptation, connecting hole (41) have been seted up to the side that spliced pole (4) kept away from each other, a side fixed intercommunication that spread groove (6) kept away from each other has connecting pipe (5), and connecting pipe (5) run through second turbine (2) and extend to the outside of second turbine (2), the one end fixedly connected with first reset spring (52) that connecting pipe (5) were kept away from each other to connecting pipe (5), the one end fixedly connected with that connecting pipe (5) were kept away from to first reset spring (52) is pressed board (53), press board (53) to be close to the one end fixedly connected with spacing post (54) of connecting pipe (5), two symmetrical spacing holes (51) have been seted up to the surface of connecting pipe (5), recess (541) are seted up to the inside of spacing post (54), the inside fixedly connected with backup pad (542) of recess (541), both ends fixedly connected with second reset spring (543) that backup pad (542) kept away from each other, the one end fixedly connected with connecting plate (544) of backup pad (542) is kept away from to second reset spring (543), one end fixedly connected with dead lever (545) of second reset spring (543) are kept away from to connecting plate (544).

2. The turbine unit connecting structure according to claim 1, wherein: the top fixedly connected with handle (3) of first turbine (1), and handle (3) are located the middle part of first turbine (1).

3. The turbine unit connecting structure according to claim 1, wherein: the outer surface of one end, close to the second turbine (2), of the first turbine (1) is sleeved with a sealing sleeve (7), and the sealing sleeve (7) is matched with the first turbine (1) and the second turbine (2).

4. The turbine unit connecting structure according to claim 1, wherein: the outer surface of the first return spring (52) is sleeved with a rubber sleeve (55), and two ends of the rubber sleeve (55) are fixedly connected with the pressing plate (53) and the connecting pipe (5) respectively.

5. The turbine unit connecting structure according to claim 1, wherein: both ends fixedly connected with spacing ring (546) of recess (541), and the internal diameter value of spacing ring (546) is less than the diameter value of connecting plate (544).

6. The turbine unit connecting structure according to claim 1, wherein: the outer surface of the second return spring (543) is sleeved with a protective sleeve (547), and the protective sleeve (547) is matched with the second return spring (543).