CN217687555U

CN217687555U - Thermocouple sensor for performance test of gas turbine combined cycle unit

Info

Publication number: CN217687555U
Application number: CN202221486182.4U
Authority: CN
Inventors: 林杨; 邱锦; 陈达芮; 杨卫东; 张松
Original assignee: Shenzhen Shennan Gas Turbine Engineering Technology Co ltd
Current assignee: Shenzhen Shennan Gas Turbine Engineering Technology Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-28
Anticipated expiration: 2032-06-13

Abstract

The utility model belongs to the technical field of gas turbine combined cycle machine, a thermocouple sensor for gas turbine combined cycle unit capability test is disclosed, which comprises a wire, the one end fixedly connected with probe of wire, the lower part of probe is equipped with six arris constraint rings and nut, six arris constraint ring movable sleeve are at the outer wall of probe, the outer end at the probe is installed to the nut screw thread, the probe is including sealed shell frame, annular seal piece, insert ring, six arris shells and screw shell, sealed shell frame fixed connection is in the upper end of inserting the ring. The utility model discloses earlier at test target organism upper shed, wear to the target organism externally with the lower part of probe again by the target is internal, again with six arris constraint ring cover in the probe lower part, then twist the nut in advance in the probe lower part again, with the help of the fixed six arris constraint ring of a spanner, screw up the nut with the help of another spanner again for the probe is fixed in the target organism, has improved the convenient degree of installation for traditional mounting structure.

Description

Thermocouple sensor for performance test of gas turbine combined cycle unit

Technical Field

The utility model belongs to the technical field of the gas turbine combined cycle machine, especially, relate to a thermocouple sensor for gas turbine combined cycle unit performance test.

Background

The thermocouple sensor is the most commonly used contact temperature measuring device in industry, and a probe of the thermocouple sensor needs to penetrate through a target body during installation, then one end of the thermocouple sensor is pre-fixed, and the thermocouple sensor is screwed and fixed from the outside.

When the conventional thermocouple sensor is installed, the thermocouple sensor and a target machine body can be fixed only by simultaneous operation of the inside and the outside, and the simultaneous operation of the inside and the outside is troublesome, so that the problem that the conventional thermocouple sensor is troublesome to install is caused.

Therefore, the thermocouple sensor for the performance test of the gas turbine combined cycle unit is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the installation of the conventional thermocouple sensor is more troublesome in the prior art, and providing a thermocouple sensor for performance test of a gas turbine combined cycle unit.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a gas turbine combined cycle is thermocouple sensor for unit capability test, includes the wire, the one end fixedly connected with probe of wire, the lower part of probe is equipped with hexagonal binding ring and nut, hexagonal binding ring movable sleeve is at the outer wall of probe, the outer end at the probe is installed to the nut screw thread.

The method comprises the steps of firstly opening an upper opening of a test target machine body, penetrating the lower part of a probe from the inside of the target machine body to the outside of the target machine body, sleeving a hexagonal binding ring on the lower part of the probe, pre-screwing a nut on the lower part of the probe, fixing the hexagonal binding ring by means of one wrench, and screwing the nut by means of another wrench, so that the probe is fixed in the target machine body, and the installation convenience is improved compared with a traditional installation structure.

Preferably, the probe comprises a sealing shell frame, an annular sealing block, an inserting ring, a hexagonal shell and a threaded shell, the sealing shell frame is fixedly connected to the upper end of the inserting ring, the annular sealing block is fixedly connected to the outer end of the lower portion of the sealing shell frame, the hexagonal shell is fixedly connected to the lower end of the inserting ring, and the threaded shell is fixedly connected to the lower end of the hexagonal shell.

The insert ring, the hexagonal shell and the threaded shell penetrate through the target mounting hole, so that the sealing shell frame is located on the inner side of the target machine body, and the hexagonal shell and the threaded shell are exposed out of the target machine body, and the hexagonal binding ring and the nut are convenient to assemble on the outside.

Preferably, the probe further comprises a sealing ring, and the sealing ring is fixedly connected to the lower end of the annular sealing block.

The sealing performance between the annular sealing block and the target machine body is improved through the sealing ring.

Preferably, the probe further comprises a pair of elastic buckles, and the elastic buckles are fixedly embedded in the hexagonal shell.

After the hexagonal shell penetrates through the target mounting opening, the elastic buckle is blocked outside the target mounting opening, and therefore the stability of probe pre-assembly is improved.

Preferably, the hexagonal bounding ring comprises a ring body, and a hexagonal groove is formed in the inner end of the ring body.

The hexagonal shell is bound by the ring body, the hexagonal shell is sleeved at the outer end of the ring body by means of a wrench, and then the hexagonal shell is limited by the ring body to rotate, so that a user can conveniently limit the probe to rotate outside the target machine body.

Preferably, the inner end of the ring body is provided with a through groove, and the hexagonal groove is communicated with the inner space of the through groove.

Avoid the ring body to press the bullet through wearing the groove and detain, improved the stability of bullet knot lock state.

Preferably, the nut comprises a tubular extrusion block and a hexagonal threaded sleeve, and the tubular extrusion block is fixedly connected to the upper end of the hexagonal threaded sleeve.

The hexagonal thread sleeve is screwed by the wrench, so that the hexagonal thread sleeve moves upwards along the thread shell, the tubular extrusion block is driven by the hexagonal thread sleeve to extrude the ring body upwards, and the device is conveniently fixed on a target machine body.

To sum up, the utility model discloses a technological effect and advantage: 1. the method comprises the steps of firstly opening an upper opening of a test target machine body, penetrating the lower part of a probe from the inside of the target machine body to the outside of the target machine body, sleeving a hexagonal binding ring on the lower part of the probe, pre-screwing a nut on the lower part of the probe, fixing the hexagonal binding ring by means of one wrench, and screwing the nut by means of another wrench, so that the probe is fixed in the target machine body, and the installation convenience is improved compared with a traditional installation structure.

2. The insert ring, the hexagonal shell and the threaded shell penetrate through the target mounting hole, so that the sealing shell frame is located on the inner side of the target machine body, and the hexagonal shell and the threaded shell are exposed out of the target machine body, and the hexagonal binding ring and the nut are convenient to assemble on the outer portion.

3. The hexagonal shell is bound through the ring body, the wrench is sleeved at the outer end of the ring body, and then the rotation of the hexagonal shell is limited through the ring body, so that a user can conveniently limit the rotation of the probe outside the target body.

4. The hexagonal thread sleeve is screwed by a wrench, so that the hexagonal thread sleeve moves upwards along the thread shell, the tubular extrusion block is driven by the hexagonal thread sleeve to extrude the ring body upwards, and the device is convenient to fix on a target machine body.

Drawings

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

FIG. 2 is a schematic view of the probe structure of the present invention;

fig. 3 is a schematic view of a hexagonal confinement ring structure of the present invention;

fig. 4 is the schematic view of the nut splitting structure of the present invention.

In the figure: 1. a wire; 2. a probe; 3. a hexagonal confinement ring; 4. a nut; 21. sealing the housing; 22. an annular seal block; 23. a seal ring; 24. inserting a ring; 25. snapping; 26. a hexagonal shell; 27. a threaded shell; 31. a ring body; 32. a hexagonal groove; 33. penetrating a groove; 41. a tubular extrusion block; 42. six arris thread bush.

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.

Referring to fig. 1, the thermocouple sensor for the performance test of the gas turbine combined cycle unit comprises a lead 1, wherein one end of the lead 1 is fixedly connected with a probe 2, the lead 1 is electrically connected with the probe 2, one end of the lead 1, which is back to the probe 2, is electrically connected with a sensor body, a hexagonal binding ring 3 and a nut 4 are arranged at the lower part of the probe 2, the hexagonal binding ring 3 is movably sleeved on the outer wall of the probe 2, and the nut 4 is installed at the outer end of the probe 2 in a threaded manner. Firstly, opening an upper opening of a test target machine body, penetrating the lower part of a probe 2 from the target body to the outside of the target machine body, sleeving a hexagonal binding ring 3 at the lower part of the probe 2, pre-screwing a nut 4 at the lower part of the probe 2, fixing the hexagonal binding ring 3 by means of one wrench, and screwing the nut 4 by means of another wrench, so that the probe 2 is fixed in the target machine body.

Referring to fig. 1 and 2, the probe 2 includes a sealing housing frame 21, an annular sealing block 22, an insert ring 24, a hexagonal housing 26 and a threaded housing 27, the hexagonal binding ring 3 is slidably sleeved on the outer wall of the hexagonal housing 26, a nut 4 is threadedly mounted on the outer end of the threaded housing 27, the sealing housing frame 21 is fixedly connected to the upper end of the insert ring 24, the annular sealing block 22 is fixedly connected to the outer end of the lower portion of the sealing housing frame 21, the hexagonal housing 26 is fixedly connected to the lower end of the insert ring 24, and the threaded housing 27 is fixedly connected to the lower end of the hexagonal housing 26. The insert ring 24, the hexagonal housing 26, and the screw housing 27 are inserted through the target mounting hole such that the sealing housing 21 is positioned inside the target body while the hexagonal housing 26 and the screw housing 27 are exposed outside the target body.

Referring to fig. 2, the probe 2 further includes a sealing ring 23, and the sealing ring 23 is fixedly connected to a lower end of the annular sealing block 22. The sealing ring 23 is used to increase the sealing between the annular sealing block 22 and the target body.

Referring to fig. 2, the probe 2 further includes a pair of elastic buckles 25, and the elastic buckles 25 are fixedly embedded in the hexagonal housing 26. After the hexagonal shell 26 passes through the target mounting opening, the hexagonal shell is blocked outside the target mounting opening by the elastic buckle 25, and the function of pre-mounting the probe 2 is achieved.

Referring to fig. 2 and 3, the hexagonal confinement ring 3 includes a ring body 31, a hexagonal groove 32 is formed at an inner end of the ring body 31, and the hexagonal groove 32 is slidably sleeved on an outer wall of the hexagonal housing 26. The hexagonal shell 26 is bound by the ring body 31, the outer end of the ring body 31 is sleeved with a wrench, and the rotation of the hexagonal shell 26 is limited by the ring body 31.

Referring to fig. 2 and 3, the inner end of the ring body 31 is provided with a through groove 33, the hexagonal groove 32 is communicated with the inner space of the through groove 33, and the through groove 33 is movably sleeved on the outer wall of the elastic buckle 25. The snap 25 is passed through the through slot 33.

Referring to fig. 2, 3 and 4, the nut 4 includes a tubular extrusion block 41 and a hexagonal threaded sleeve 42, the hexagonal threaded sleeve 42 is threadedly mounted on the outer end of the threaded shell 27, the upper end of the tubular extrusion block 41 is movably contacted with the ring body 31, and the tubular extrusion block 41 is fixedly connected to the upper end of the hexagonal threaded sleeve 42. The hexagonal threaded sleeve 42 is screwed by a wrench, so that the hexagonal threaded sleeve 42 moves upwards along the threaded shell 27, the tubular pressing block 41 is driven by the hexagonal threaded sleeve 42 to press the ring body 31 upwards, and the annular sealing block 22 and the ring body 31 are clamped and fixed on a target machine body.

The working principle is as follows: the insert ring 24, the hexagonal housing 26 and the threaded housing 27 penetrate through a target mounting hole, the sealing housing frame 21 is located on the inner side of a target machine body, the hexagonal housing 26 and the threaded housing 27 are exposed out of the target machine body, the hexagonal housing 26 is bound by the ring body 31, the outer end of the ring body 31 is sleeved with a wrench, the rotation of the hexagonal housing 26 is limited by the ring body 31, the hexagonal threaded sleeve 42 is screwed by the wrench, the hexagonal threaded sleeve 42 moves upwards along the threaded housing 27, the tubular extrusion block 41 is driven by the hexagonal threaded sleeve 42 to extrude the ring body 31 upwards, and the annular sealing block 22 and the ring body 31 are clamped and fixed on the target machine body.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a thermocouple sensor for gas turbine combined cycle unit capability test, includes wire (1), its characterized in that: one end fixedly connected with probe (2) of wire (1), the lower part of probe (2) is equipped with hexagonal restraint ring (3) and nut (4), hexagonal restraint ring (3) movable sleeve is in the outer wall of probe (2), the outer end at probe (2) is installed to nut (4) screw thread.

2. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 1, wherein: probe (2) are including sealed housing frame (21), annular seal piece (22), insert ring (24), hexagonal shell (26) and screw shell (27), sealed housing frame (21) fixed connection is in the upper end of inserting ring (24), annular seal piece (22) fixed connection is in the lower part outer end of sealed housing frame (21), hexagonal shell (26) fixed connection is at the lower extreme of inserting ring (24), screw shell (27) fixed connection is at the lower extreme of hexagonal shell (26).

3. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 2, wherein: the probe (2) further comprises a sealing ring (23), and the sealing ring (23) is fixedly connected to the lower end of the annular sealing block (22).

4. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 2, wherein: the probe (2) further comprises a pair of elastic buckles (25), and the elastic buckles (25) are fixedly embedded in the hexagonal shell (26).

5. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 1, wherein: hexagonal constraint ring (3) are including ring body (31), hexagonal groove (32) have been seted up to the inner of ring body (31).

6. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 5, wherein: the inner end of the ring body (31) is provided with a through groove (33), and the hexagonal groove (32) is communicated with the inner space of the through groove (33).

7. The thermocouple sensor for the performance test of the gas turbine combined cycle unit according to claim 1, wherein: the nut (4) comprises a tubular extrusion block (41) and a hexagonal threaded sleeve (42), and the tubular extrusion block (41) is fixedly connected to the upper end of the hexagonal threaded sleeve (42).