CN216008618U - Power plant steam turbine final-stage humidity detection device - Google Patents
Power plant steam turbine final-stage humidity detection device Download PDFInfo
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- CN216008618U CN216008618U CN202122512973.1U CN202122512973U CN216008618U CN 216008618 U CN216008618 U CN 216008618U CN 202122512973 U CN202122512973 U CN 202122512973U CN 216008618 U CN216008618 U CN 216008618U
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Abstract
The utility model provides a power plant steam turbine final stage humidity detection device. Power plant steam turbine last level humidity detection device includes the sleeve, the sleeve top link up and is provided with the maintenance pipe, maintenance pipe top is provided with sealed lid, the vertical spliced pole that is provided with in sealed lid bottom, the spliced pole tip is provided with the elasticity clamping piece, and the centre gripping has a probe, two between two elasticity clamping pieces elasticity clamping piece one end is passed through fastening bolt and is fixed, sealed lid and maintenance pipe screwed connection. The utility model provides a power plant steam turbine last stage humidity detection device uses through the cooperation that sets up maintenance pipe, sealed lid, spliced pole, elasticity clamping piece and fastening bolt, is convenient for maintain and change the inside probe of sleeve, and this mode easy operation changes the tradition and fixes the mode at sleeve inside to be favorable to the maintenance and the change of probe, the staff's of being convenient for operation.
Description
Technical Field
The utility model relates to an equipment detects technical field, especially relates to a power plant steam turbine last stage humidity detection device.
Background
In the field of turbine operation, the operation parameters of each stage are directly related to the economic performance and the safety performance of a system. For the humidity of the final stage of the steam turbine, the condition of each state of the steam turbine cannot be directly obtained through other parameters, and relevant equipment is required to be adopted for detection.
In terms of the prior art, two commonly used methods for measuring the humidity of the last stage of the steam turbine are available, one is detection outside a cylinder, and the other is detection inside the cylinder, and no matter which detection method is adopted, a probe is needed to be used for detection, but the existing probe is generally fixed inside a sleeve through a connecting rod, once the probe is damaged, the maintenance and the replacement are complicated, and then when one end of the sleeve is closed and opened, the existing mechanism is generally implemented electrically, and although the method is feasible, the production cost of equipment is greatly improved.
Therefore, it is necessary to provide a final stage humidity detection device for a steam turbine of a power plant to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a power plant steam turbine final stage humidity detection device has solved the problem that the probe is not convenient for maintain and change.
For solving the technical problem, the utility model provides a power plant steam turbine last stage humidity detection device, the telescopic structure comprises a sleeve, the sleeve top link up and is provided with the maintenance pipe, maintenance pipe top is provided with sealed lid, the vertical spliced pole that is provided with in sealed lid bottom, the spliced pole tip is provided with the elasticity clamping piece, and the centre gripping has a probe, two between two elasticity clamping pieces elasticity clamping piece one end is passed through fastening bolt and is fixed, sealed lid and maintenance pipe screwed connection.
Preferably, the sleeve top surface is provided with the connecting pipe, the inside vertical connecting rod of installing of connecting pipe, the connecting rod top runs through the connecting pipe surface and extends to the outside, the connecting rod bottom is provided with the closing plate, the inside limiting plate that is provided with of connecting pipe, the limiting plate top is located the connecting rod outside and is provided with the spring, the clamp plate contact that spring top and connecting rod surface set up, the hole of stepping down has been seted up to connecting pipe top surface, sleeve top surface is located the connecting pipe below and has seted up the seal groove.
Preferably, the top end of the connecting rod is provided with a rotating seat, and the top end of the rotating seat is provided with a pressure rod.
Preferably, the connecting pipe top surface is close to the edge and is provided with spacing couple, and spacing couple is provided with two to two spacing couples symmetry are installed at connecting pipe top surface, two spacing couple opposite opening.
Preferably, the outer side surface of the sealing cover is provided with anti-slip stripes.
Preferably, the sealing groove is in interference fit with the sealing plate.
Preferably, a sealing plug is arranged at the contact position of the connecting rod and the limiting plate.
Preferably, one end of the sleeve is in an open state, and the outer wall of the sleeve is fixed with the inner wall of the cylinder.
Compared with the prior art, the utility model provides a power plant steam turbine last stage humidity detection device has following beneficial effect:
through setting up the maintenance pipe, sealed lid, the spliced pole, the cooperation of elasticity clamping piece and fastening bolt is used, be convenient for maintain and change the probe inside the sleeve, when making the probe damage, staff's manual rotatory sealed lid, make sealed lid dismantle from the maintenance pipe, later make the spliced pole take out from the sleeve is inside through sealed lid, thereby make the probe keep away from the sleeve through the maintenance pipe, then rotatory fastening bolt, make the probe drop from elasticity clamping piece inside can, thereby accomplish the dismantlement to the probe, later fix new probe centre gripping on the elasticity clamping piece again, then install the probe inside the sleeve through above-mentioned mode, this mode easy operation, change the tradition and fix the mode inside the sleeve to the probe, thereby be favorable to the maintenance and the change to the probe, be convenient for staff's operation, secondly through setting up the sealing plug, the connecting rod, the closing plate, The limiting plate, a spring, the roating seat, the cooperation of depression bar and spacing couple is used, be convenient for to the closure of sleeve one end and open, when closed, the staff manually presses the depression bar, later make the depression bar pass through the connecting rod compression and drive the closing plate sealed with the seal groove, later rotatory roating seat, make the roating seat drive the depression bar rotatory to spacing couple inside, thereby spacing at spacing couple under, make the depression bar fix, thereby accomplish the closing plate sealed to the sleeve, when opening, only need rotatory depression bar keep away from spacing couple can, this mode easy operation, change traditional electric drive's mode, reduce the manufacturing cost of equipment greatly, change the tradition and fix the mode at sleeve inside, thereby be favorable to the maintenance and the change to the probe, the staff's of being convenient for operation.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of a final stage humidity detection device of a steam turbine in a power plant according to the present invention;
FIG. 2 is a schematic structural view of the probe shown in FIG. 1;
FIG. 3 is a schematic structural view of the resilient clip of FIG. 1;
FIG. 4 is a schematic view of the seal plate of FIG. 1;
fig. 5 is a schematic structural view of the sealing groove shown in fig. 1.
Reference numbers in the figures: 1. sleeve, 2, maintenance pipe, 3, sealed lid, 4, anti-skidding stripe, 5, connecting pipe, 6, spacing couple, 7, depression bar, 8, spring, 9, limiting plate, 10, connecting rod, 11, seal groove, 12, probe, 13, spliced pole, 14, elasticity clamping piece, 15, fastening bolt, 16, roating seat, 17, closing plate, 18, sealing plug, 19, the hole of stepping down, 20, clamp plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, wherein fig. 1 is a schematic structural diagram of a final stage humidity detection device of a steam turbine in a power plant; FIG. 2 is a schematic view of the probe; FIG. 3 is a schematic structural view of the resilient clip; FIG. 4 is a schematic view of the structure of the sealing plate; fig. 5 is a schematic structural view of a sealing groove. The power plant steam turbine final-stage humidity detection device comprises a sleeve 1, wherein a maintenance pipe 2 is arranged at the top of the sleeve 1 in a penetrating manner, a sealing cover 3 is arranged at the top of the maintenance pipe 2, a connecting column 13 is vertically arranged at the bottom end of the sealing cover 3, an elastic clamping piece 14 is arranged at the end part of the connecting column 13, a probe 12 is clamped between the two elastic clamping pieces 14, one ends of the two elastic clamping pieces 14 are fixed through a fastening bolt 15, the sealing cover 3 is in a spiral connection with the maintenance pipe 2, one end of the sleeve 1 is in an open state, the outer wall of the sleeve 1 is fixed with the inner wall of a cylinder, the maintenance pipe 2, the sealing cover 3, the connecting column 13, the elastic clamping pieces 14 and the fastening bolt 15 are matched for use, the probe 12 inside the sleeve 1 is convenient to maintain and replace, when the probe 12 is damaged, a worker manually rotates the sealing cover 3 to detach the sealing cover 3 from the maintenance pipe 2, and then the connecting column 13 is pulled out from the inside of the sleeve 1 through the sealing cover 3, thereby make probe 12 keep away from sleeve 1 through overhauing pipe 2, then rotatory fastening bolt 15, make probe 12 from the inside drop of elastic clamping piece 14 can, thereby accomplish the dismantlement to probe 12, later fix new probe 12 centre gripping on elastic clamping piece 14 again, then install inside sleeve 1 probe 12 through above-mentioned mode, this mode easy operation changes the tradition and fixes probe 12 in the inside mode of sleeve 1, thereby be favorable to the maintenance and the change to probe 12, the staff's of being convenient for operation.
The top surface of the sleeve 1 is provided with a connecting pipe 5, a connecting rod 10 is vertically installed inside the connecting pipe 5, the top end of the connecting rod 10 runs through the connecting pipe 5 and extends to the outside, a sealing plate 17 is arranged at the bottom end of the connecting rod 10, a limiting plate 9 is arranged inside the connecting pipe 5, a spring 8 is arranged above the limiting plate 9 and outside the connecting rod 10, the top end of the spring 8 is in contact with a pressing plate 20 arranged on the surface of the connecting rod 10, a abdicating hole 19 is formed in the top surface of the connecting pipe 5, a sealing groove 11 is formed below the connecting pipe 5 in the top surface of the sleeve 1, a limiting hook 6 is arranged on the top surface of the connecting pipe 5 close to the edge, two sealing plugs are arranged on the top surface of the connecting pipe 5, the openings of the two limiting hooks 6 are opposite, a sealing plug 18 is arranged at the contact position of the connecting rod 10 and the limiting plate 9, and a sealing plug 18 is arranged on the connecting plug, Connecting rod 10, the closing plate 17, limiting plate 9, spring 8, roating seat 16, depression bar 7 and spacing couple 6 cooperation is used, be convenient for to the closure of 1 one end of sleeve with open, when closed, the staff is manual to press depression bar 7, later make depression bar 7 pass through connecting rod 10 compression drive closing plate 17 and seal groove 11 sealed, later rotatory roating seat 16, make roating seat 16 drive depression bar 7 rotatory to spacing couple 6 inside, thereby under spacing couple 6 is spacing, make depression bar 7 fix, thereby accomplish closing plate 17 and to sleeve 1 sealed, when opening, only need rotatory depression bar 7 keep away from spacing couple 6 can, this mode easy operation, change traditional electric drive's mode, the manufacturing cost of equipment reduces greatly.
The top end of the connecting rod 10 is provided with a rotary seat 16, the top end of the rotary seat 16 is provided with a pressure rod 7, and the rotary seat 16 is arranged to facilitate rotation of the pressure rod 7, so that the limiting hook 6 limits and fixes the pressure rod 7.
The outer side surface of the sealing cover 3 is provided with anti-slip stripes 4, and the sealing cover 3 is convenient to open by arranging the anti-slip stripes 4.
The sealing groove 11 is in interference fit with the sealing plate 17, and the sealing performance of the sealing groove 11 is improved conveniently by the interference fit with the sealing plate 17.
The utility model provides a power plant steam turbine final stage humidity detection device's theory of operation as follows:
when maintaining probe 12, the manual rotatory sealed lid 3 of staff, make sealed lid 3 dismantle from overhauing pipe 2, later make spliced pole 13 take out from sleeve 1 is inside through sealed lid 3, thereby make probe 12 keep away from sleeve 1 through overhauing pipe 2, then rotatory fastening bolt 15, make probe 12 from the inside of elastic clamping piece 14 drop can, thereby accomplish the dismantlement to probe 12, later fix new probe 12 centre gripping on elastic clamping piece 14 again, then install probe 12 inside sleeve 1 through above-mentioned mode, this mode easy operation, change the tradition and fix probe 12 at the inside mode of sleeve 1, thereby be favorable to maintenance and the change to probe 12, the staff's of being convenient for operation.
Compared with the prior art, the utility model provides a power plant steam turbine last stage humidity detection device has following beneficial effect:
through the arrangement of the maintenance pipe 2, the sealing cover 3, the connecting column 13, the elastic clamping piece 14 and the fastening bolt 15 are used in a matched manner, the maintenance and the replacement of the probe 12 in the sleeve 1 are convenient, when the probe 12 is damaged, the sealing cover 3 is manually rotated by a worker, the sealing cover 3 is detached from the maintenance pipe 2, then the connecting column 13 is pulled out from the sleeve 1 through the sealing cover 3, the probe 12 is far away from the sleeve 1 through the maintenance pipe 2, then the fastening bolt 15 is rotated, the probe 12 is dropped from the elastic clamping piece 14, the detachment of the probe 12 is completed, then the new probe 12 is clamped and fixed on the elastic clamping piece 14, the probe 12 is installed in the sleeve 1 in the above manner, the operation of the manner is simple, the conventional manner of fixing the probe 12 in the sleeve 1 is changed, and the maintenance and the replacement of the probe 12 are facilitated, the staff's of being convenient for operation, secondly through setting up sealing plug 18, connecting rod 10, the closing plate 17, limiting plate 9, spring 8, roating seat 16, depression bar 7 and spacing couple 6 cooperation is used, be convenient for to the closure of sleeve 1 one end with open, when closed, staff manually presses down depression bar 7, later make depression bar 7 pass through connecting rod 10 compression drive closing plate 17 and seal groove 11 sealed, later rotatory roating seat 16, it is inside to make roating seat 16 drive depression bar 7 rotatory spacing couple 6, thereby under spacing couple 6's spacing, make depression bar 7 fix, thereby accomplish closing plate 17 sealed to sleeve 1, when opening, only need rotatory depression bar 7 keep away from spacing couple 6 can, this mode easy operation, change traditional electric drive's mode, the manufacturing cost of equipment reduces greatly.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a power plant steam turbine last stage humidity detection device, includes sleeve (1), its characterized in that: the utility model discloses a probe, including sleeve (1), inspection pipe (2) top are provided with sealed lid (3), the vertical spliced pole (13) that is provided with in sealed lid (3) bottom, spliced pole (13) tip is provided with elastic clamping piece (14), and the centre gripping has probe (12), two between two elastic clamping piece (14) one end is fixed through fastening bolt (15), sealed lid (3) and inspection pipe (2) threaded connection.
2. The final humidity detection device for the steam turbine of the power plant according to claim 1, wherein a connecting pipe (5) is arranged on the top surface of the sleeve (1), a connecting rod (10) is vertically installed inside the connecting pipe (5), the top end of the connecting rod (10) extends to the outside through the surface of the connecting pipe (5), a sealing plate (17) is arranged at the bottom end of the connecting rod (10), a limiting plate (9) is arranged inside the connecting pipe (5), a spring (8) is arranged above the limiting plate (9) and outside the connecting rod (10), the top end of the spring (8) is in contact with a pressing plate (20) arranged on the surface of the connecting rod (10), a yielding hole (19) is formed in the top surface of the connecting pipe (5), and a sealing groove (11) is formed in the top surface of the sleeve (1) and below the connecting pipe (5).
3. The final stage humidity detecting device of a power plant steam turbine according to claim 2, characterized in that a rotating seat (16) is provided on the top end of the connecting rod (10), and a pressing rod (7) is provided on the top end of the rotating seat (16).
4. The final humidity detection device of a steam turbine of a power plant according to claim 2, characterized in that the top surface of the connecting pipe (5) is provided with two limit hooks (6) near the edge, and the two limit hooks (6) are symmetrically installed on the top surface of the connecting pipe (5), and the openings of the two limit hooks (6) are opposite.
5. The final stage humidity detecting device of a power plant steam turbine according to claim 1, characterized in that the outer side surface of the sealing cover (3) is provided with anti-slip stripes (4).
6. The power plant steam turbine final stage humidity sensing device of claim 2, wherein the seal groove (11) is interference fit with a seal plate (17).
7. The final humidity detection device of a steam turbine of a power plant according to claim 2, characterized in that a sealing plug (18) is provided at the contact position of the connecting rod (10) and the limiting plate (9).
8. The final stage humidity sensing device of a power plant steam turbine according to claim 1, wherein one end of the sleeve (1) is opened, and an outer wall of the sleeve (1) is fixed to an inner wall of the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512973.1U CN216008618U (en) | 2021-10-19 | 2021-10-19 | Power plant steam turbine final-stage humidity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512973.1U CN216008618U (en) | 2021-10-19 | 2021-10-19 | Power plant steam turbine final-stage humidity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008618U true CN216008618U (en) | 2022-03-11 |
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ID=80583915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122512973.1U Active CN216008618U (en) | 2021-10-19 | 2021-10-19 | Power plant steam turbine final-stage humidity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008618U (en) |
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2021
- 2021-10-19 CN CN202122512973.1U patent/CN216008618U/en active Active
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