CN216870354U

CN216870354U - Photoacoustic spectroscopy principle-based on-line monitoring device for gas in transformer oil

Info

Publication number: CN216870354U
Application number: CN202220297281.1U
Authority: CN
Inventors: 许峰
Original assignee: Nanjing Changgao Electric Technology Co ltd
Current assignee: Nanjing Changgao Electric Technology Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-01
Anticipated expiration: 2032-02-15

Abstract

The utility model discloses an on-line monitoring device for gas in transformer oil based on a photoacoustic spectroscopy principle, which comprises a monitoring main body, wherein the bottom of the monitoring main body is fixedly connected with a connecting frame, one end of the connecting frame, which is far away from the monitoring main body, is fixedly connected with a fixing frame, and a clamping device is arranged inside the fixing frame. This gaseous on-line monitoring device in transformer oil based on optoacoustic spectroscopy principle, the bottom that has reached the monitoring main part sets up the link, be used for the fixed frame of installation, the inside clamping device that sets up of fixed frame, it is fixed to utilize clamping device to be convenient for carry out the centre gripping to the transformer inside, can install whole fast, when the transformer is inside does not possess the centre gripping installation condition, set up fixing device, utilize construction bolt to install fixing device and transformer inner wall, can install the monitoring main part, and make things convenient for the staff to dismantle, and improve work efficiency, the purpose of user demand is satisfied.

Description

Photoacoustic spectroscopy principle-based on-line monitoring device for gas in transformer oil

Technical Field

The utility model relates to the field of power equipment, in particular to an on-line monitoring device for gas in transformer oil based on the photoacoustic spectroscopy principle.

Background

With the continuous improvement of the living standard of people, the demand of daily production and life on electric energy is increased day by day, and the demand on the quality of the electric energy is higher and more stable. The on-line monitoring device for gas in transformer oil utilizes the working principle of gas chromatography monitoring of the transformer, and applies an on-line monitoring system to monitor the running state of the transformer in real time according to monitoring technical indexes and an on-line monitoring fault diagnosis method, thereby playing an important role in the safe running of the transformer. At present, the gaseous on-line monitoring device in current transformer oil based on optoacoustic spectroscopy principle, the single structure is not convenient for the staff and installs fast, is not convenient for the staff and dismantles the maintenance, influences work efficiency, can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems that the prior on-line monitoring device for gas in transformer oil based on the photoacoustic spectroscopy principle has a single structure, is inconvenient for workers to quickly install and disassemble and maintain, influences the working efficiency and cannot meet the use requirement, the utility model aims to provide the on-line monitoring device for gas in transformer oil based on the photoacoustic spectroscopy principle, which can realize that the bottom of a monitoring main body is provided with a connecting frame for installing a fixing frame, the inside of the fixing frame is provided with a clamping device, the inside of a transformer is conveniently clamped and fixed by the clamping device, the whole body can be quickly installed, when the inside of the transformer does not have clamping and installing conditions, the fixing device is arranged, the fixing device is installed with the inner wall of the transformer by using an installing bolt, the monitoring main body can be installed, and the workers can conveniently disassemble, the working efficiency is improved, and the use requirement is met.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The on-line monitoring device for the gas in the transformer oil based on the photoacoustic spectroscopy principle comprises a monitoring main body, wherein the bottom of the monitoring main body is fixedly connected with a connecting frame, one end, far away from the monitoring main body, of the connecting frame is fixedly connected with a fixing frame, and a clamping device is arranged inside the fixing frame;

clamping device includes the fixed block, leads positive pole, rotates lead screw, hand wheel motion piece and holding frame, the inner wall middle part fixed connection of fixed block and fixed frame, the both sides of fixed block with lead positive pole fixed connection, lead the positive pole and keep away from the one end of fixed block and the inner wall fixed connection of fixed frame, it rotates the lead screw and is connected with fixed frame rotation, it rotates the lead screw and is connected with the fixed block rotation, it is opposite to rotate the both sides screw thread spiral shell that the lead screw is located the fixed block, it is located fixed frame outside one end and hand wheel fixed connection to rotate the lead screw, the motion piece with rotate lead screw threaded connection, the motion piece with lead positive pole sliding connection, the holding frame is with the bottom fixed connection of motion piece.

Preferably, the clamping frame is arc-shaped, and the inner wall of the clamping frame is provided with anti-skid particles.

Preferably, the side wall of the fixing frame is provided with a fixing device.

Preferably, fixing device includes mounting screw, sleeve, mounting panel, spacing groove and spacing bolt, the lateral wall fixed connection of mounting screw and fixed frame, sleeve and mounting screw threaded connection, telescopic tip and mounting panel fixed connection, the spacing groove is located the surface of mounting screw, spacing bolt and sleeve threaded connection, spacing bolt is corresponding with the spacing groove.

Preferably, the surface of the mounting plate is provided with a mounting bolt, and the mounting plate is fixedly mounted through the mounting bolt.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. the bottom through the monitoring main part sets up the link for the fixed frame of installation, the inside clamping device that sets up of fixed frame utilizes clamping device to be convenient for carry out the centre gripping fixed to the transformer is inside, can install whole fast.

2. Through setting up fixing device, when the inside centre gripping installation condition that does not possess of transformer, utilize construction bolt to install fixing device and transformer inner wall, can install the monitoring main part, and make things convenient for the staff to dismantle, improve work efficiency.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is an overall external structural view of the present invention;

FIG. 3 is a schematic view of a clamping device according to the present invention;

fig. 4 is a schematic view of the enlarged structure at a point a in fig. 1 according to the present invention.

The numbering in the figures illustrates:

1. monitoring the subject; 2. a connecting frame; 3. a fixing frame; 4. a clamping device; 41. a fixed block; 42. a guide rod; 43. rotating the screw rod; 44. a hand wheel; 45. a motion block; 46. a clamping frame; 47. anti-skid particles; 5. a fixing device; 51. installing a screw rod; 52. a sleeve; 53. mounting a plate; 54. a limiting groove; 55. a limit bolt; 6. and (7) installing a bolt.

Detailed Description

The drawings in the embodiments of the utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the utility model; rather than all embodiments. Based on the embodiments of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

Example 1:

referring to fig. 1-4, the present invention provides a technical solution: an on-line monitoring device for gas in transformer oil based on the photoacoustic spectroscopy principle comprises a monitoring main body 1, wherein the bottom of the monitoring main body 1 is fixedly connected with a connecting frame 2, one end of the connecting frame 2, which is far away from the monitoring main body 1, is fixedly connected with a fixed frame 3, and a clamping device 4 is arranged inside the fixed frame 3; the bottom of monitoring main part 1 sets up link 2 for the fixed frame 3 of installation, fixed frame 3 is inside to set up clamping device 4, utilizes clamping device 4 to be convenient for carry out the centre gripping fixed to the transformer is inside, can install whole fast.

The clamping device 4 comprises a fixed block 41, a guide rod 42, a rotary screw rod 43, a hand wheel 44, a moving block 45 and a clamping frame 46, the fixed block 41 is fixedly connected with the middle part of the inner wall of the fixed frame 3, two sides of the fixed block 41 are fixedly connected with the guide rod 42, one end of the guide rod 42, which is far away from the fixed block 41, is fixedly connected with the inner wall of the fixed frame 3, the rotary screw rod 43 is rotatably connected with the fixed block 41, the thread directions of the rotary screw rod 43, which are positioned at two sides of the fixed block 41, are opposite, one end of the rotary screw rod 43, which is positioned at the outer part of the fixed frame 3, is fixedly connected with the hand wheel 44, the moving block 45 is in threaded connection with the rotary screw rod 43, the moving block 45 is slidably connected with the guide rod 42, and the clamping frame 46 is fixedly connected with the bottom of the moving block 45. Set up clamping device 4, rotate hand wheel 44, drive and rotate lead screw 43 and rotate, drive motion piece 45 in opposite directions or back-to-back motion, drive holding frame 46, utilize holding frame 46 to carry out the centre gripping fixed to transformer inside, can install whole fast.

The holding frame 46 is arc-shaped, and anti-skid particles 47 are arranged on the inner wall of the holding frame 46. Clamping frame 46 is circular-arc, and the inner wall sets up protective particle 47, improves whole installation stability.

Example 2:

referring to fig. 1, 2 and 4, an apparatus for monitoring gas in transformer oil on line based on the principle of photoacoustic spectroscopy is substantially the same as in embodiment 1, and further, a fixing device 5 is disposed on a sidewall of a fixing frame 3. Set up fixing device 5, when the inside centre gripping installation condition that does not possess of transformer, utilize construction bolt 6 to install fixing device 5 and transformer inner wall, can install monitoring main part 1, and make things convenient for the staff to dismantle, improve work efficiency.

The fixing device 5 comprises a mounting screw 51, a sleeve 52, a mounting plate 53, a limiting groove 54 and a limiting bolt 55, the mounting screw 51 is fixedly connected with the side wall of the fixing frame 3, the sleeve 52 is in threaded connection with the mounting screw 51, the end part of the sleeve 52 is fixedly connected with the mounting plate 53, the limiting groove 54 is located on the surface of the mounting screw 51, the limiting bolt 55 is in threaded connection with the sleeve 52, and the limiting bolt 55 corresponds to the limiting groove 54. Installation screw 51 and sleeve 52 threaded connection, when mounting panel 53 is fixed with the transformer inner wall, carry out threaded connection with installation screw 51 and sleeve 52, can install whole, set up limit bolt 55, utilize limit bolt 55 to carry out the joint to spacing groove 54, further improve monitoring main part 1 installation stability.

The surface of the mounting plate 53 is provided with mounting bolts 6, and the mounting plate 53 is fixedly mounted by the mounting bolts 6. The surface of the mounting plate 53 is provided with the mounting bolt 6, and the monitoring body 1 can be mounted by mounting the mounting plate 53 and the inner wall of the transformer by using the mounting bolt 6.

The above; but are merely preferred embodiments of the utility model; the scope of the utility model is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the utility model are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a gaseous on-line monitoring device in transformer oil based on optoacoustic spectroscopy principle, includes monitoring main part (1), the bottom fixedly connected with link (2) of monitoring main part (1), its characterized in that: one end of the connecting frame (2) far away from the monitoring main body (1) is fixedly connected with a fixed frame (3), and a clamping device (4) is arranged inside the fixed frame (3);

clamping device (4) include fixed block (41), lead positive pole (42), rotate lead screw (43), hand wheel (44) motion piece (45) and holding frame (46), the inner wall middle part fixed connection of fixed block (41) and fixed frame (3), the both sides of fixed block (41) with lead positive pole (42) fixed connection, lead positive pole (42) and keep away from the one end of fixed block (41) and the inner wall fixed connection of fixed frame (3), it is connected with fixed frame (3) rotation to rotate lead screw (43), it is connected with fixed block (41) rotation to rotate lead screw (43), it is opposite to rotate the both sides screw thread that lead screw (43) is located fixed block (41), it is located fixed frame (3) outside one end and hand wheel (44) fixed connection to rotate lead screw (43), motion piece (45) and rotation lead screw (43) threaded connection, the motion block (45) is connected with the guide rod (42) in a sliding mode, and the clamping frame (46) is fixedly connected with the bottom of the motion block (45).

2. The on-line monitoring device for gas in transformer oil based on photoacoustic spectroscopy principle as claimed in claim 1, wherein: the clamping frame (46) is arc-shaped, and anti-skidding particles (47) are arranged on the inner wall of the clamping frame (46).

3. The on-line monitoring device for gas in transformer oil based on photoacoustic spectroscopy principle as claimed in claim 1, wherein: the side wall of the fixing frame (3) is provided with a fixing device (5).

4. The on-line monitoring device for gas in transformer oil based on photoacoustic spectroscopy principle as claimed in claim 3, wherein: fixing device (5) are including installation screw (51), sleeve (52), mounting panel (53), spacing groove (54) and spacing bolt (55), installation screw (51) and the lateral wall fixed connection of fixed frame (3), sleeve (52) and installation screw (51) threaded connection, the tip and mounting panel (53) fixed connection of sleeve (52), spacing groove (54) are located the surface of installation screw (51), spacing bolt (55) and sleeve (52) threaded connection, spacing bolt (55) are corresponding with spacing groove (54).

5. The on-line monitoring device for gas in transformer oil based on photoacoustic spectroscopy principle as claimed in claim 4, wherein: the surface of mounting panel (53) is provided with mounting bolt (6), mounting panel (53) carry out fixed mounting through mounting bolt (6).