CN214464442U

CN214464442U - Steam turbine state monitoring device for driving circulating water pump

Info

Publication number: CN214464442U
Application number: CN202023150148.3U
Authority: CN
Inventors: 赵家昕
Original assignee: Qingdao Jiashitel Environmental Engineering Technology Co ltd
Current assignee: Qingdao Jiashitel Environmental Engineering Technology Co ltd
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-10-22
Anticipated expiration: 2030-12-24

Abstract

The utility model provides a steam turbine state monitoring device for driving a circulating water pump, which comprises a fixing device, the fixing device comprises a connecting groove, a first fixing piece, a U-shaped hole, a bolt hole, a second fastener and a connecting lug, the first fixing piece and the second fixing piece are of semicircular structures, the connecting lug is fixedly connected at two ends of the first fixing piece and the second fixing piece, the first fixing piece and the second fixing piece are mutually clamped through a connecting lug, the U-shaped hole is formed in the connecting lug, the connecting groove is arranged on the outer end faces of the first fixing piece and the second fastening piece, the bolt holes are arranged on two sides of the upper end face of the connecting groove, fixing device's inner wall is equipped with the inoxidizing coating, fixing device's outer terminal surface fixedly connected with joint support pole, this practicality has avoided the pivoted influence of steam turbine self work when monitoring.

Description

Steam turbine state monitoring device for driving circulating water pump

Technical Field

The utility model relates to a monitoring facilities technical field specifically is a steam turbine state monitoring devices is used in circulating water pump drive.

Background

The steam turbine is also called as a steam turbine engine, and is a rotary steam power device.A high-temperature high-pressure steam passes through a fixed nozzle to become an accelerated airflow and then is sprayed onto blades, so that a rotor provided with blade rows rotates, and simultaneously, the rotor does work outwards. Steam turbines are the main equipment of modern thermal power plants, and are also used in the metallurgical industry, chemical industry and ship power plants.

The existing steam turbine monitoring device has partial defects like patent document No. CN211504529U, and discloses a steam turbine dynamic balance monitoring device, wherein the monitoring device in the scheme can only monitor a single turbine blade, and the device is fixed on the surface of the blade, and the number distribution is too large, so that the rotating balance of the blade is easily influenced, and the working state of the steam turbine is influenced.

Disclosure of Invention

Technical problem to be solved

Not enough to prior art, the utility model provides a circulating water pump drives and uses steam turbine state monitoring devices to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a steam turbine state monitoring devices for circulating water pump drive, includes wireless infrared monitoring devices and fixing device, fixing device includes spread groove, first mounting, "U" shape hole, bolt hole, second fastener and connection lug, first mounting and second fastener are half-circle ring structure, connection lug fixed connection is at the both ends of first mounting and second fastener, just first mounting and second fastener pass through the mutual card of connection lug and, "U" shape hole is seted up in the inside of connection lug, the spread groove is seted up in the outer terminal surface of first mounting and second fastener, the bolt hole is seted up in the up end both sides of spread groove, fixing device's inner wall is equipped with the inoxidizing coating, fixing device's outer terminal surface fixedly connected with joint support pole, joint support pole includes cotter hole, connection base, Fixed pin and connecting rod, connecting rod sliding connection is in connection base's inside, the round pin hole runs through to be seted up at connection base and connecting rod middle part, the connecting rod pin joint is in the inside in round pin hole, connection base and connecting rod are fixed through the pin joint of round pin hole and fixed pin, joint support pole deviates from fixing device's one end fixedly connected with monitoring board, the monitoring board includes arc connecting plate, embedded groove and spout, the arc connecting plate is the arc loading board, the inboard middle part of arc connecting plate links to each other with the connecting rod is fixed, the up end at the arc connecting plate is seted up to the embedded groove, the inside at the embedded groove is seted up to the spout.

Preferably, the side end face of the wireless infrared monitoring device is provided with sliding blocks matched with the sliding grooves on two sides, and the wireless infrared monitoring device is embedded in the embedded groove in a sliding mode through the sliding grooves.

Preferably, the connecting groove is provided with at least two groups of upper end surfaces which are uniformly arranged on the first fixing part and the second fastening part.

Preferably, the protective layer is made of rubber.

Preferably, the connecting base is matched with the connecting groove, and the bottom of the connecting base is provided with a bolt hole.

(III) advantageous effects

The utility model provides a steam turbine state monitoring devices for circulating water pump drive possesses following beneficial effect: carry out the annular through adopting fixing device and fix, make monitoring devices carry out coaxial rotation along with the steam turbine, and at fixing device's outer terminal surface evenly distributed joint support pole, reduce monitoring devices steam turbine operating condition influence, inboard at fixing device is equipped with the inoxidizing coating, protect the steam turbine axis of rotation when improving the fixed effect of fixing device, end-to-end connection at the connecting rod has the arc connecting plate, and the connecting rod cup joints the inside at connection base, and the length of cup jointing of accessible fixed pin adjusting connecting rod, improve the adaptability of device, and be equipped with the embedded groove at the surface of arc connecting plate, the inside embedded wireless infrared monitoring devices that is equipped with of embedded groove, can monitor multiunit blade in the steam turbine simultaneously through the wireless infrared monitoring devices of multiunit, work efficiency improves greatly.

Drawings

Fig. 1 is a schematic structural view of the device body of the present invention;

FIG. 2 is a schematic structural view of the side end face of the device body of the present invention;

fig. 3 is a top view of the device body of the present invention.

In the figure: the wireless infrared monitoring device of 1, 2 monitoring boards, 3 fixing device, 4 inoxidizing coating, 5 joint support poles, 6 arc connecting plates, 7 embedded grooves, 8 spouts, 9 cotter holes, 10 connection base, 11 fixed pins, 12 connecting rods, 13 connecting grooves, 14 first mountings, 15 "U" shape hole, 16 bolt holes, 17 second fastener, 18 connection lugs.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; 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.

The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The embodiment of the utility model provides a steam turbine state monitoring device for circulating water pump drive, including wireless infrared monitoring device 1 and fixing device 3, fixing device 3 includes connecting groove 13, first mounting 14, "U" shape hole 15, bolt hole 16, second fastener 17 and connecting lug 18, first mounting 14 and second fastener 17 are half-circle ring structure, connecting lug 18 is fixed connection in the both ends of first mounting 14 and second fastener 17, and first mounting 14 and second fastener 17 mutually block and through connecting lug 18, "U" shape hole 15 sets up in the inside of connecting lug 18, connecting groove 13 sets up in the outer terminal surface of first mounting 14 and second fastener 17, bolt hole 16 sets up in the upper end both sides of connecting groove 13, the inner wall of fixing device 3 is equipped with the inoxidizing coating 4, the outer terminal surface fixedly connected with connecting support rod 5 of fixing device 3, connecting support rod 5 includes cotter hole 9, connection base 10, fixed pin 11 and connecting rod 12, connecting rod 12 sliding connection is in connection base 10's inside, cotter hole 9 runs through and offers at connection base 10 and connecting rod 12 middle part, connecting rod 12 pin joint is in cotter hole 9's inside, connection base 10 and connecting rod 12 are fixed through cotter hole 9 and fixed pin 11's pin joint, connecting support rod 5 deviates from fixing device 3's one end fixedly connected with monitoring board 2, monitoring board 2 includes arc connecting plate 6, embedded groove 7 and spout 8, arc connecting plate 6 is the arc loading board, arc connecting plate 6's inboard middle part links to each other with connecting rod 12 is fixed, embedded groove 7 offers the up end at arc connecting plate 6, spout 8 offers the inside at embedded groove 7.

The side end face both sides of wireless infrared monitoring device 1 are equipped with the slider with 8 looks adaptations of spout, and wireless infrared monitoring device 1 slides through spout 8 and inlays to be established in the inside of embedded groove 7, and spread groove 13 is equipped with at least two sets of up evenly seting up at the up end of first mounting 14 and second fastener 17, and inoxidizing coating 4 specifically is the rubber material, and connection base 10 and spread groove 13 looks adaptations, and connection base 10's bottom has seted up bolt hole 16.

The working principle is as follows: the method comprises the steps of selecting a first fixing piece 14 and a second fastening piece 17 with proper radians according to a rotating shaft of a steam turbine, buckling the first fixing piece 14 and the second fastening piece 17 on the outer rotating surface, locking and closing the first fixing piece 14 and the second fastening piece 17 through a connecting lug 18, sliding and pushing a connecting base 10 into a connecting groove 13, fixing the connecting base 10 through a bolt hole 16, adjusting the height of a connecting rod 12 by utilizing a pin joint of a pin hole 9 and a fixing pin 11, selecting an arc-shaped connecting plate 6 with proper radians according to the required height, controlling the number of embedded grooves 7 according to the number of required monitoring blades, slidably connecting a wireless infrared monitoring device 1 in the embedded grooves 7, and monitoring the blades at corresponding positions.

In conclusion, by adopting the fixing device 3 to perform annular fixing, the monitoring device can rotate coaxially with the steam turbine, and the outer end surface of the fixing device 3 is uniformly distributed with the connecting supporting rods 5, thereby reducing the influence of the working state of the steam turbine of the monitoring device, the inner side of the fixing device 3 is provided with a protective layer 4, which improves the fixing effect of the fixing device 3 and protects the rotating shaft of the steam turbine, the tail end of the connecting rod 12 is connected with an arc-shaped connecting plate 6, the connecting rod 12 is sleeved inside the connecting base 10, and the sleeve length of the connecting rod 12 can be adjusted by the fixing pin 11, the adaptability of the device is improved, an embedded groove 7 is arranged on the outer surface of the arc-shaped connecting plate 6, a wireless infrared monitoring device 1 is embedded in the embedded groove 7, through the wireless infrared monitoring devices 1 of multiunit, can monitor multiunit blade in the steam turbine simultaneously, work efficiency improves greatly.

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. The utility model provides a circulating water pump drive is with steam turbine state monitoring devices, includes wireless infrared monitoring devices (1) and fixing device (3), its characterized in that: the fixing device (3) comprises a connecting groove (13), a first fixing piece (14), a U-shaped hole (15), a bolt hole (16), a second fastening piece (17) and a connecting lug (18), the first fixing piece (14) and the second fastening piece (17) are of a semicircular ring structure, the connecting lug (18) is fixedly connected to two ends of the first fixing piece (14) and the second fastening piece (17), the first fixing piece (14) and the second fastening piece (17) are mutually clamped through the connecting lug (18), the U-shaped hole (15) is formed in the connecting lug (18), the connecting groove (13) is formed in the outer end faces of the first fixing piece (14) and the second fastening piece (17), the bolt hole (16) is formed in two sides of the upper end face of the connecting groove (13), a protective layer (4) is arranged on the inner wall of the fixing device (3), the outer end face of the fixing device (3) is fixedly connected with a connecting support rod (5), the connecting support rod (5) comprises a pin hole (9), a connecting base (10), a fixing pin (11) and a connecting rod (12), the connecting rod (12) is connected to the inside of the connecting base (10) in a sliding mode, the pin hole (9) penetrates through the middle of the connecting base (10) and the connecting rod (12), the connecting rod (12) is connected to the inside of the pin hole (9) in a pin mode, the connecting base (10) and the connecting rod (12) are fixed through the pin connection of the pin hole (9) and the fixing pin (11), one end of the connecting support rod (5) departing from the fixing device (3) is fixedly connected with a monitoring plate (2), the monitoring plate (2) comprises an arc connecting plate (6), an embedded groove (7) and a sliding groove (8), the arc connecting plate (6) is an arc bearing plate, the inboard middle part of arc connecting plate (6) is fixed continuous with connecting rod (12), the up end at arc connecting plate (6) is seted up in embedded groove (7), the inside at embedded groove (7) is seted up in spout (8).

2. The apparatus for monitoring the condition of the steam turbine for driving a circulating water pump according to claim 1, wherein: the wireless infrared monitoring device is characterized in that sliding blocks matched with the sliding grooves (8) are arranged on two sides of the side end face of the wireless infrared monitoring device (1), and the wireless infrared monitoring device (1) is slidably embedded in the embedding grooves (7) through the sliding grooves (8).

3. The apparatus for monitoring the condition of the steam turbine for driving a circulating water pump according to claim 1, wherein: the connecting groove (13) is at least provided with two groups of upper end faces which are uniformly arranged on the first fixing part (14) and the second fastening part (17).

4. The apparatus for monitoring the condition of the steam turbine for driving a circulating water pump according to claim 1, wherein: the protective layer (4) is made of rubber.

5. The apparatus for monitoring the condition of the steam turbine for driving a circulating water pump according to claim 1, wherein: the connecting base (10) is matched with the connecting groove (13), and a bolt hole (16) is formed in the bottom of the connecting base (10).