CN217344957U - Welding appurtenance is used in maintenance of thermal control of power plant - Google Patents
Welding appurtenance is used in maintenance of thermal control of power plant Download PDFInfo
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- CN217344957U CN217344957U CN202221997274.9U CN202221997274U CN217344957U CN 217344957 U CN217344957 U CN 217344957U CN 202221997274 U CN202221997274 U CN 202221997274U CN 217344957 U CN217344957 U CN 217344957U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a welding auxiliary tool for power plant heat control maintenance, which relates to the technical field of power plant heat control welding and comprises a polishing and cleaning mechanism; a guide driving mechanism; a self-adaptive clamping mechanism; the auxiliary cleaning mechanism comprises a mounting shell and a fixing clamp, fixing clamps are arranged on two sides of the mounting shell, a groove cleaning roller is installed in one fixing clamp in a rotating mode and is of a diamond structure, an adjusting ring is installed on the other fixing clamp through screw rotation, an adjusting nut and two threads are arranged on the end portion of a screw in a sleeved mode, an abrasive machine is movably installed in the adjusting ring, a rotating sleeve is installed on one side of the adjusting ring in a rotating mode, the rotating sleeve and the adjusting ring are coaxially arranged, and the rotating sleeve is in threaded connection with the shell of the abrasive machine. The utility model discloses can assist weldment work, clear up the paint, the dirt, the iron rust at pipe groove edge before the welding, clear up the welding slag on every layer in welding process, reduce operating personnel's intensity of labour greatly.
Description
Technical Field
The utility model relates to a power plant's thermal control welding technology field, in particular to power plant's thermal control welding appurtenance for maintenance.
Background
The control equipment of the thermal control system of the power plant comprises: distributed control system DCS, field instrument, source part, switching value equipment, automatic control equipment, monitor instrument etc. and specific name is: pressure gauge, transducer, thermometer, thermal resistor, thermocouple, electric door, flowmeter, oxygen meter, control panel cabinet, control loop, cable, instrument valve, etc.
The power plant has various pipeline facilities, the pipeline often generates cracking and leakage phenomena caused by corrosion and cavitation after long-time use, and the cracked and damaged pipeline needs to be welded and repaired during thermal control maintenance. Before welding operation, paint, dirt and rust on the groove and the edge of the groove of the pipe need to be treated completely, and after each layer of welding, welding slag needs to be cleaned to ensure the welding quality.
However, many pipelines in the power plant are arranged in a built on stilts mode, an operator needs to carry various polishing and cleaning machines besides an electric welding machine during high-altitude operation, tool replacement operation needs to be carried out for many times in the welding process, the labor intensity of the operator is high, the operation is very complex, and serious potential safety hazards are caused.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a welding appurtenance is used in heat accuse maintenance of power plant solves and does not have corresponding auxiliary device when heat accuse maintenance welding at present, leads to operating personnel intensity of labour big, complex operation, and has the problem of potential safety hazard.
The technical scheme for solving the technical problems is as follows: a welding auxiliary tool for thermal control maintenance of a power plant comprises a polishing and cleaning mechanism, a welding head and a welding head, wherein the polishing and cleaning mechanism is used for cleaning a pipe groove and polishing welding slag; the guide driving mechanism is used for driving the polishing and cleaning mechanism to run along the circumference of the pipeline; the self-adaptive clamping mechanism is used for clamping the whole device on a pipeline to be welded; the auxiliary cleaning mechanism is used for assisting the polishing and cleaning mechanism to further clean the residues; the grinding and cleaning mechanism comprises an installation shell and fixing clamps, fixing clamps are arranged on two sides of the installation shell, a groove cleaning roller is installed in one fixing clamp in a rotating mode and is of a diamond structure, an adjusting ring is installed on the other fixing clamp through screw rotation, an adjusting nut and two screw threads are sleeved on the end of a screw, a grinding wheel machine is movably installed in the adjusting ring, a rotating sleeve is installed on one side of the adjusting ring in a rotating mode and is coaxially arranged with the adjusting ring, and the rotating sleeve is in screw thread connection with the shell of the grinding wheel machine.
Further, direction actuating mechanism includes double-shaft motor and elastic guide, and double-shaft motor installs in the installation shell, and double-shaft motor both ends all overlap and are equipped with gear and leading wheel, and the installation shell both sides all are provided with elastic guide, are provided with the latch in the elastic guide, and the gear of both sides respectively with the latch meshing of both sides, the leading wheel of both sides respectively at the elastic guide internal motion of both sides, elastic guide passes through the connecting rod spare and is connected with self-adaptation fixture, and two elastic guide pass through the connecting rod and connect.
Furthermore, the installation shell is provided with sliding columns on two sides of each gear in a sliding mode, the end portions of the sliding columns are sleeved with auxiliary wheels, and the auxiliary wheels move in the corresponding elastic guide rails.
Further, self-adaptation fixture includes the elastic steel band, and the installation shell both sides all are provided with the elastic steel band, are provided with the connecting block on the elastic steel band, and the connecting block passes through connecting rod spare and is connected with the elastic guide, runs through on the connecting block and is provided with the screw rod, and screw rod one end is rotated and is installed supplementary splint, and supplementary splint are located the elastic steel band arc inboard, and the screw rod other end is connected with the knob, and the elastic steel band arc inboard is provided with a plurality of joint teeth.
Further, supplementary clearance mechanism includes air pump and communicating pipe, and the installation shell both sides all are provided with the air pump, and the air pump is installed on connecting rod spare, are connected with communicating pipe on the air pump, all are provided with the trachea on two elastic guide, the communicating pipe of both sides respectively with the trachea intercommunication of both sides, be provided with a plurality of jet heads on the trachea.
Furthermore, guide-in rollers are rotatably arranged at two ends of the elastic steel belt.
The utility model has the advantages that:
(1) the utility model discloses a clearance mechanism of polishing that sets up can assist weldment work, clears up paint, dirt, the rust at pipe groove edge before the welding, clears up the welding slag on every layer in welding process, reduces operating personnel's intensity of labour greatly.
(2) The utility model discloses a self-adaptation fixture who sets up can stabilize the centre gripping with whole device and assist the welding on the pipeline, does not need operating personnel to carry multiple instrument, when high altitude construction, has good security, reduces the potential safety hazard.
(3) The utility model discloses an auxiliary cleaning mechanism who sets up can further blow clean remaining impurity, keeps welding position's clean and tidy degree, and then guarantees welding quality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the utility model discloses a clearance mechanism schematic diagram one polishes.
Fig. 3 is the utility model discloses a clearance mechanism schematic diagram two of polishing.
Fig. 4 is a schematic view of the grinder of the present invention.
Fig. 5 is a schematic diagram of the position of the flexible guide rail according to the present invention.
Fig. 6 is a schematic view of the adaptive clamping mechanism of the present invention.
Fig. 7 is a schematic view of the auxiliary cleaning mechanism of the present invention.
Reference numerals: 1. a polishing and cleaning mechanism; 11. mounting a shell; 12. a fixing clip; 13. a groove cleaning roller; 14. a screw; 15. an adjusting ring; 16. adjusting the nut; 17. a grinder; 18. a rotating sleeve; 2. a guide driving mechanism; 21. a double-shaft motor; 22. an elastic guide rail; 23. a gear; 24. a guide wheel; 25. clamping teeth; 26. a link member; 27. a connecting rod; 3. a self-adaptive clamping mechanism; 31. an elastic steel band; 32. leading in a roller; 33. connecting blocks; 34. a screw; 35. an auxiliary splint; 36. a knob; 37. clamping teeth; 4. an auxiliary cleaning mechanism; 41. an air pump; 42. a communicating pipe; 43. an air pipe; 44. a gas showerhead; 5. a sliding post; 6. an auxiliary wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1, the welding auxiliary tool for thermal control maintenance of a power plant provided by this embodiment includes a polishing and cleaning mechanism 1, which is used for performing cleaning and welding slag polishing operations on a pipe groove; the guide driving mechanism 2 is used for driving the polishing and cleaning mechanism 1 to run along the circumference of the pipeline; the self-adaptive clamping mechanism 3 is used for clamping the whole device on a pipeline to be welded; and the auxiliary cleaning mechanism 4 is used for assisting the polishing and cleaning mechanism 1 to further clean the residues.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, the polishing cleaning mechanism 1 includes a mounting shell 11 and a fixing clamp 12, both sides of the mounting shell 11 are provided with the fixing clamp 12, a groove cleaning roller 13 is installed in one of the fixing clamps 12 in a rotating manner, the groove cleaning roller 13 is made of sponge, the groove cleaning roller 13 is of a diamond structure, the diamond shape is set to adapt to the shape of a pipe groove, the cleaning effect and the cleaning efficiency are improved, another fixing clamp 12 is provided with an adjusting ring 15 in a rotating manner through a screw 14, an end cover of the screw 14 is provided with an adjusting nut 16 and is in threaded connection with the adjusting nut, a grinding machine 17 is movably installed in the adjusting ring 15, a rotating sleeve 18 is installed on one side of the adjusting ring 15 in a rotating manner, the rotating sleeve 18 and the adjusting ring 15 are coaxially arranged, and the rotating sleeve 18 is in threaded connection with a shell of the grinding machine 17.
As shown in fig. 1, fig. 2, fig. 3, and fig. 5, the guiding driving mechanism 2 includes a dual-shaft motor 21 and an elastic guide rail 22, the dual-shaft motor 21 is installed in the installation shell 11, both ends of the dual-shaft motor 21 are both sleeved with a gear 23 and a guide wheel 24, both sides of the installation shell 11 are both provided with the elastic guide rail 22, the elastic guide rail 22 is made of elastic material, and can deform within a certain range to adapt to pipelines with different diameters, a latch 25 is provided in the elastic guide rail 22, the latch 25 is made of rubber material, the gears 23 on both sides are respectively engaged with the latches 25 on both sides, the guide wheels 24 on both sides respectively move in the elastic guide rails 22 on both sides, the elastic guide rail 22 is connected with the adaptive clamping mechanism 3 through a connecting rod 26, and the two elastic guide rails 22 are connected through a connecting rod 27.
As shown in fig. 2 and 3, the mounting shell 11 is slidably mounted with a sliding column 5 on both sides of each gear 23, an auxiliary wheel 6 is sleeved on an end of the sliding column 5, and the auxiliary wheel 6 moves in the corresponding elastic guide rail 22.
As shown in fig. 1, 5, and 6, the adaptive clamping mechanism 3 includes an elastic steel belt 31, both sides of the mounting case 11 are provided with the elastic steel belt 31, the elastic steel belt 31 is provided with a connecting block 33, the connecting block 33 is connected with the elastic guide rail 22 through a connecting rod 26, the connecting block 33 is provided with a screw 34 in a penetrating manner, one end of the screw 34 is rotatably provided with an auxiliary clamping plate 35, the auxiliary clamping plate 35 is located on the inner side of the arc of the elastic steel belt 31, the other end of the screw 34 is connected with a knob 36, and the inner side of the arc of the elastic steel belt 31 is provided with a plurality of clamping teeth 37.
As shown in fig. 1 and 7, the auxiliary cleaning mechanism 4 includes an air pump 41 and a communicating pipe 42, the air pumps 41 are disposed on two sides of the mounting case 11, the air pump 41 is mounted on the connecting rod 26, the communicating pipe 42 is connected to the air pump 41, air pipes 43 are disposed on the two elastic guide rails 22, the communicating pipes 42 on two sides are respectively communicated with the air pipes 43 on two sides, and a plurality of air nozzles 44 are disposed on the air pipes 43.
As shown in fig. 6, the introduction rollers 32 are rotatably mounted to both ends of the elastic steel band 31.
The working principle of the utility model is as follows.
The method comprises the following steps: when carrying out welding repair to the pipeline of thermal control equipment, at first aim at the pipeline with the open end of elastic steel band 31, impel elastic steel band 31 with strength, through leading-in roller 32's effect, make things convenient for opening of elastic steel band 31, make elastic steel band 31 joint on the pipeline, make the position that needs the welding be in between two elastic guide 22, joint tooth 37 provides good frictional force for elastic steel band 31 this moment, rotatory knob 36 makes supplementary splint 35 move, further promote self-adaptation fixture 3's stability.
Step two: before welding, the adjusting nut 16 is loosened to enable the adjusting ring 15 to rotate, so that the angle between the grinding machine 17 and the pipeline is adjusted, the rotating sleeve 18 is rotated to enable the grinding machine 17 to move in the adjusting ring 15, so that the distance between the grinding machine 17 and the pipeline is adjusted, after the distance and the angle between the grinding machine 17 and the pipeline are adjusted, the double-shaft motor 21 is operated to drive the gear 23 to rotate, the gear 23 rotates under the action of the latch 25, so that the mounting shell 11 and the grinding and cleaning mechanism 1 move between the two elastic guide rails 22, at the moment, the auxiliary wheels 6 on the two sides can provide stable supporting force for the mounting shell 11, when the elastic guide rails 22 adapt to corresponding deformation of pipelines with different diameters, the sliding column 5 slides on the mounting shell 11, the auxiliary wheels 6 on the two sides move along with the gear, the double-shaft motor 21 operates, so that the grinding machine 17 moves to the position to be welded, and the grinding machine 17 makes impurities, Paint is polished completely, and then the operation of double-shaft motor 21 for groove cleaning roller 13 moves to the groove position, and groove cleaning roller 13 clears up the impurity in the groove.
Step three: when welding is carried out, the double-shaft motor 21 drives the mounting shell 11 and the polishing and cleaning mechanism 1 to move to the end part of the elastic guide rail 22, the welding part is fully exposed, welding operation is carried out, after each layer of welding is completed, the double-shaft motor 21 is operated to drive the grinding wheel machine 17 and the groove cleaning roller 13 to move to the welding part, welding slag cleaning operation is carried out, and welding quality is further improved.
Step four: while the grinding and cleaning mechanism 1 is running, the air pump 41 can be operated to lead out air from the air nozzle 44 through the communication pipe 42 to perform auxiliary cleaning operation on the welding part.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.
Claims (6)
1. The utility model provides a power plant's thermal control maintenance is with welding appurtenance which characterized in that: the device comprises a polishing and cleaning mechanism (1) for cleaning the pipe groove and polishing welding slag; the guide driving mechanism (2) is used for driving the polishing and cleaning mechanism (1) to run along the circumference of the pipeline; the self-adaptive clamping mechanism (3) is used for clamping the whole device on a pipeline to be welded; the auxiliary cleaning mechanism (4) is used for assisting the polishing and cleaning mechanism (1) to further clean the residues;
polishing clearance mechanism (1) is including installation shell (11) and fixation clamp (12), installation shell (11) both sides all are provided with fixation clamp (12), groove cleaning roller (13) are installed to one of them fixation clamp (12) internal rotation, groove cleaning roller (13) are the diamond structure, another fixation clamp (12) are rotated through screw (14) and are installed adjustable ring (15), screw (14) tip cover is equipped with adjusting nut (16) and both threaded connection, movable mounting has abrasive machine (17) in adjustable ring (15), adjustable ring (15) one side is rotated and is installed swivel housing (18), swivel housing (18) and adjustable ring (15) coaxial setting, swivel housing (18) and abrasive machine (17) shell threaded connection.
2. The welding auxiliary tool for the thermal control maintenance of the power plant according to claim 1, characterized in that: direction actuating mechanism (2) include biax motor (21) and elastic guide (22), install in installation shell (11) biax motor (21), biax motor (21) both ends all are equipped with gear (23) and leading wheel (24), installation shell (11) both sides all are provided with elastic guide (22), be provided with latch (25) in elastic guide (22), gear (23) of both sides respectively with the latch (25) meshing of both sides, leading wheel (24) of both sides are respectively in elastic guide (22) internal motion of both sides, elastic guide (22) are connected with self-adaptation fixture (3) through connecting rod spare (26), two elastic guide (22) are connected through connecting rod (27).
3. The welding auxiliary tool for power plant thermal control maintenance according to claim 2, characterized in that: installing casing (11) have slip post (5) in every gear (23) both sides equal slidable mounting, slip post (5) tip cover is equipped with auxiliary wheel (6), and auxiliary wheel (6) are at corresponding elastic guide (22) internal motion.
4. The welding auxiliary tool for the thermal control maintenance of the power plant according to claim 2, characterized in that: self-adaptation fixture (3) include elastic steel band (31), installation shell (11) both sides all are provided with elastic steel band (31), be provided with connecting block (33) on elastic steel band (31), connecting block (33) are connected with elastic guide (22) through connecting rod spare (26), it is provided with screw rod (34) to run through on connecting block (33), screw rod (34) one end is rotated and is installed supplementary splint (35), supplementary splint (35) are located elastic steel band (31) arc inboard, screw rod (34) other end is connected with knob (36), elastic steel band (31) arc inboard is provided with a plurality of joint teeth (37).
5. The welding auxiliary tool for the thermal control maintenance of the power plant according to claim 2, characterized in that: the auxiliary cleaning mechanism (4) comprises an air pump (41) and a communicating pipe (42), the air pump (41) is arranged on two sides of the mounting shell (11), the air pump (41) is mounted on the connecting rod piece (26), the communicating pipe (42) is connected onto the air pump (41), air pipes (43) are arranged on the two elastic guide rails (22), the communicating pipes (42) on two sides are communicated with the air pipes (43) on two sides respectively, and a plurality of air spraying heads (44) are arranged on the air pipes (43).
6. The welding auxiliary tool for the thermal control maintenance of the power plant according to claim 4, wherein: and guide-in rollers (32) are rotatably arranged at both ends of the elastic steel belt (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997274.9U CN217344957U (en) | 2022-08-01 | 2022-08-01 | Welding appurtenance is used in maintenance of thermal control of power plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221997274.9U CN217344957U (en) | 2022-08-01 | 2022-08-01 | Welding appurtenance is used in maintenance of thermal control of power plant |
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| CN217344957U true CN217344957U (en) | 2022-09-02 |
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| CN202221997274.9U Active CN217344957U (en) | 2022-08-01 | 2022-08-01 | Welding appurtenance is used in maintenance of thermal control of power plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446716A (en) * | 2022-11-09 | 2022-12-09 | 江苏冠卓电气有限公司 | Automatic rust cleaning device for field high-voltage bus connector |
-
2022
- 2022-08-01 CN CN202221997274.9U patent/CN217344957U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115446716A (en) * | 2022-11-09 | 2022-12-09 | 江苏冠卓电气有限公司 | Automatic rust cleaning device for field high-voltage bus connector |
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