CN114838873B - Device for boiler tube panel hydrostatic test and application method thereof - Google Patents
Device for boiler tube panel hydrostatic test and application method thereof Download PDFInfo
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- CN114838873B CN114838873B CN202210270573.0A CN202210270573A CN114838873B CN 114838873 B CN114838873 B CN 114838873B CN 202210270573 A CN202210270573 A CN 202210270573A CN 114838873 B CN114838873 B CN 114838873B
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- tube
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/22—Devices influencing the relative position or the attitude of articles during transit by conveyors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/82—Rotary or reciprocating members for direct action on articles or materials, e.g. pushers, rakes, shovels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
- B65G2201/0214—Articles of special size, shape or weigh
Abstract
The invention discloses a device for a boiler tube panel hydrostatic test and a use method thereof, wherein a steel tube is clamped by a steel tube clamping part, hot air is introduced into the steel tube to remove water and purge the steel tube by the cooperation of a blowing feeding push rod and an air tube, a sponge material distributing part and a steel ball material distributing part are used for filling the sponge block and the steel ball into the blowing push rod part, and the sponge block and the steel ball are driven by the cooperation of the blowing feeding push rod and the air tube, so that automatic operation is realized, the production efficiency is improved, the personnel investment is reduced, the safety of personnel is ensured, and the device has the advantages of simple structure, high integration degree, convenient use and good effect.
Description
Technical Field
The invention relates to the field of boiler equipment manufacturing, in particular to a device for a boiler tube panel hydrostatic test and a using method thereof.
Background
The tube panel hydrostatic test is a very important verifiability test in boiler equipment processing engineering, and the hydrostatic test is an important means for verifying whether the tube panel leaks or not and whether the inner diameter of the tube meets the design requirements or not. After the tube panel hydrostatic test, a large amount of accumulated water existing in the tube can influence the subsequent procedures of the product. At present, the factory generally adopts the inspection processes of manual inspection, water removal, steel ball passing and the like, the water pressure test field is always wet, the water pressure test has certain danger, and the working environment of water removal and steel ball passing is bad.
Disclosure of Invention
The invention aims at: aiming at the problems that in the prior art, the water pressure test of the tube panel of the boiler equipment adopts the test flow of manual test, water removal, steel ball passing and the like, the water pressure test field is moist all the year round, the water pressure test also has a certain danger, and the working environment of the water removal and steel ball passing is bad, the device for the water pressure test of the boiler tube panel and the use method thereof are provided.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a boiler tube panel hydrostatic testing apparatus comprising:
the steel tube clamping component comprises clamping jaws and a first steel ball sponge channel, wherein the clamping jaws are used for clamping the steel tube wall of the boiler tube panel, and the first steel ball sponge channel is aligned with the steel tube orifice;
the blowing push rod component comprises a blowing feed push rod and a second steel ball sponge channel, the blowing feed push rod is a hollow rod body with an opening at the end, the blowing feed push rod is communicated with an air pipe, the air pipe is communicated with an air source, air can be sprayed out from the opening at the end of the blowing feed push rod through the air pipe, the second steel ball sponge channel is connected with the first steel ball sponge channel, the second steel ball sponge channel is used for arranging a sponge block or a steel ball, the blowing feed push rod can push the sponge block or the steel ball into the first steel ball sponge channel, and then the sponge block or the steel ball is driven by air from one end of the steel pipe to the other end of the steel pipe;
a sponge material distributing part for storing at least one sponge block and filling the sponge block into the second steel ball sponge channel;
and the steel ball material distributing part is used for storing at least one steel ball and filling the steel ball into the second steel ball sponge channel.
The size of the sponge block is larger than the inner diameter of the steel tube, and the outer diameter of the steel ball is matched with the inner diameter of the steel tube.
According to the device for the boiler tube panel hydrostatic test, the steel tube is clamped by the steel tube clamping part, the steel tube is filled with hot air, compressed air is introduced into the steel tube to remove water and purge the steel tube by the cooperation of the blowing feeding push rod and the air tube, the sponge block and the steel ball are filled into the blowing push rod part by the sponge material distributing part and the steel ball material distributing part, and the sponge block and the steel ball are driven by the cooperation of the blowing feeding push rod and the air tube, so that automatic operation is realized, the production efficiency is improved, the personnel investment is reduced, the personnel safety is ensured, and the device has the advantages of simple structure, high integration degree, convenience in use and good effect.
Preferably, the sponge dividing component comprises a first sponge storage bin, a first sponge feeding push plate, a first sponge feeding cylinder and a sponge pressing plate, wherein the first sponge storage bin is vertically arranged, a plurality of sponge blocks are stored in the first sponge storage bin, a sponge storage supporting plate is arranged at the bottom of the first sponge storage bin, a sponge transverse channel is arranged below the sponge storage supporting plate, the first sponge feeding push plate is connected with the first sponge feeding cylinder, the first sponge feeding push plate and the first sponge feeding cylinder are arranged in the sponge transverse channel, one end of the sponge transverse channel is connected with a sponge vertical channel, the sponge pressing plate is arranged in the sponge vertical channel, the bottom of the sponge vertical channel is communicated with the top of the second steel ball sponge channel, the sponge blocks fall into the sponge transverse channel after the sponge storage supporting plate is opened, the first sponge feeding push plate pushes the sponge blocks into the second steel ball channel, and the top of the first sponge storage bin is of an opening structure.
By adopting the structure, the sponge block falls and fills into the sponge transverse channel by utilizing the dead weight of the sponge block, then the sponge block is pushed into the sponge vertical channel by the first sponge feeding push plate, and finally the sponge block is filled into the blowing push rod component by the sponge pressing plate.
Still preferably, the sponge dividing component further comprises a second sponge storage bin, a second sponge feeding push plate and a second sponge feeding cylinder, the second sponge storage bin is vertically arranged, a plurality of sponge blocks are stored in the second sponge storage bin, the bottom of the second sponge storage bin is provided with a sponge storage supporting plate, the lower part is a sponge transverse channel, the second sponge feeding push plate is connected with the second sponge feeding cylinder, the second sponge feeding push plate and the second sponge feeding cylinder are arranged in the sponge transverse channel, the sponge blocks in the second sponge storage bin fall into the sponge transverse channel, and the second sponge feeding push plate pushes the sponge blocks into the sponge vertical channel, and the top of the second sponge storage bin is of an opening structure.
With this structure, the sponge block in the second sponge storage bin is used as a backup, and the sponge block in the first sponge storage bin is used after being used up.
Preferably, the steel ball distributing component comprises a steel ball placing component and a steel ball conveying component, the steel ball placing component is used for storing the steel balls and moving the steel balls to the steel ball conveying component, the top of the steel ball conveying component is connected with the bottom of the second steel ball sponge channel, and the steel ball conveying component moves the steel balls to the second steel ball sponge channel.
With the adoption of the structure, the storage and transportation of the steel balls are divided into two parts, so that the steel balls can be conveniently placed and overhauled.
Still preferably, the steel ball placement component comprises a shell, a plurality of placement grooves are sequentially formed in the shell from top to bottom, the placement grooves are communicated with the inside of the shell, a steel ball baffle is arranged between the placement grooves and the shell, a steel ball push rod is arranged on the placement groove on the other side of the steel ball baffle, the placement grooves between the steel ball push rod and the steel ball baffle are used for placing the steel balls, the shell is matched with the steel ball conveying component, the steel ball baffle is opened, and the steel ball push rod pushes the corresponding steel balls into the steel ball conveying component.
By adopting the structure, the steel balls with different outer diameters can be arranged, and the steel balls are suitable for boiler tube panels with different inner diameters.
Still preferably, the steel ball conveying assembly comprises an upper mounting seat, a lower mounting seat, a lifting platform and a driving motor, wherein a guide rod and a screw rod are arranged between the upper mounting seat and the lower mounting seat, the guide rod and the screw rod are arranged in parallel, the lifting platform is matched with the guide rod and the screw rod at the same time, the driving motor is connected with and drives the screw rod to rotate, the lifting platform is matched with the shell, and the lifting platform is used for receiving and lifting and conveying the steel balls.
With the structure, the lifting platform can be matched with the bottom of the second steel ball sponge channel to serve as a supporting platform of the second steel ball sponge channel, on one hand, the lifting platform is used for receiving and lifting and conveying the steel balls, and on the other hand, the lifting platform is used as a supporting plate of the sponge block and the steel balls when the sponge block and the steel balls are filled, so that the blowing feeding push rod pushes the sponge block and the steel balls.
Further preferably, a photoelectric switch mounting plate is arranged between the upper mounting seat and the lower mounting seat, and a photoelectric switch is arranged at a position corresponding to each placing groove.
By adopting the structure, the photoelectric switch detects the lifting platform and then pushes the corresponding steel ball into the lifting platform by the steel ball push rod, so that equipment damage caused by false pushing is avoided.
Preferably, the steel tube clamping component further comprises a mounting plate, the mounting plate is connected with the blowing push rod component, a clamping cylinder and a clamping swing rod are arranged on the mounting plate, the first steel ball sponge channel penetrates through the mounting plate, the clamping swing rod is connected with the clamping jaw, and the clamping cylinder drives the clamping swing rod to control the clamping jaw.
By adopting the structure, the clamping air cylinder is electrically controlled to drive the clamping swing rod to control the clamping jaw to be clamped or opened, so that automatic operation is realized.
Further preferably, a mounting bracket is provided on the mounting plate, and the mounting bracket supports the clamping cylinder.
Preferably, the blowing push rod component further comprises a recovery channel, a channel converter and a recovery baffle, wherein the channel converter is connected between the first steel ball sponge channel and the second steel ball sponge channel, the channel converter comprises an inner sleeve and an outer sleeve, through holes are formed in the inner sleeve wall and the outer sleeve wall, the through holes of the outer sleeve are located at the bottom of the outer sleeve wall and are communicated with the recovery channel, the inner sleeve can rotate in the outer sleeve, the two through holes are aligned or misplaced, the channel converter is connected with the recovery baffle is arranged on one side of the second steel ball sponge channel in a telescopic mode, and the recovery baffle enables the channel converter and the second steel ball sponge channel to be conducted or closed.
With this structure, when the through hole of the inner sleeve and the through hole of the outer sleeve are dislocated, the recovery channel and the channel converter are isolated, the sponge block and the steel ball pushed by the second steel ball sponge channel can smoothly enter the first steel ball sponge channel through the channel converter, when the through hole of the inner sleeve and the through hole of the outer sleeve are overlapped, the channel converter is communicated with the recovery channel, and the recovery baffle is used for blocking the sponge block and the steel ball from entering the second steel ball sponge channel so as to recover the sponge block and the steel ball to fall into the recovery channel.
Further preferably, the air blowing push rod assembly further comprises a push rod cylinder, and the air blowing feed push rod is matched with the push rod cylinder.
Still preferably, the device for testing the water pressure of the boiler tube panel further comprises a robot, wherein a visual identification component is arranged on the robot, the robot moves to the position of the steel tube through the visual identification component, and then clamps the tube wall of the steel tube through the clamping jaw, so that the first steel ball sponge channel is aligned with the tube orifice of the steel tube.
By adopting the structure, the automatic operation is convenient, and the labor is reduced.
Preferably, the device for the boiler tube panel hydrostatic test further comprises a support frame, wherein a control box and the steel ball distributing part are arranged on the support frame, and the support frame is detachably connected with the robot.
The invention also provides a using method of the device for the boiler tube panel hydrostatic test, which uses two sets of the device for the boiler tube panel hydrostatic test;
the robot of the first set of device moves to the tube head of the boiler tube panel through the visual identification component, the clamping jaw is driven to clamp the tube wall of the steel tube, the first steel ball sponge channel is aligned with the tube orifice of the steel tube, the blowing feeding push rod stretches out and aligns with the tube orifice of the steel tube, the operation of introducing hot air and compressed air is carried out on the tube, and then the blowing feeding push rod retreats;
the robot of the second set of device moves to the tail of the boiler tube screen through the visual identification component, drives the clamping jaw to clamp the tube wall of the steel tube, and enables the first steel ball sponge channel to be aligned with the tube orifice of the steel tube;
the sponge material distributing part of the first set of device fills the sponge block into the second steel ball sponge channel, the blowing feeding push rod pushes the sponge block into the steel pipe, compressed air drives the sponge block to move in the steel pipe, at the moment, the through holes of the inner sleeve and the through holes of the outer sleeve of the channel converter of the second set of device coincide, the recovery baffle stretches out, the channel converter and the second steel ball sponge channel are closed, the channel converter is communicated with the recovery channel, and the sponge block of the first set of device is recovered by the second set of device;
after the sponge blocks are recovered, the steel ball distributing part of the first set of device fills the steel balls into the second steel ball sponge channel, the blowing feeding push rod pushes the steel balls to enter the steel tubes, compressed air is used for driving the steel balls to move in the steel tubes, and the steel balls are recovered by the recovery channel of the second set of device;
after the completion, the first set of device and the second set of device move to the next boiler tube panel tube, the second set of device is used for feeding and the first set of device is used for receiving, namely, the functions of the two sets of devices are exchanged.
By adopting the application method of the device for the water pressure test of the boiler tube panel, provided by the invention, two sets of devices for the water pressure test of the boiler tube panel are used, so that the requirements of automatic and intelligent operation with one set of device for feeding and one set of device for receiving materials and then alternating functions can be met.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
1. according to the device for the water pressure test of the boiler tube panel, the steel tube is clamped by the steel tube clamping part, hot air is introduced into the steel tube to remove water and purge the steel tube by the cooperation of the blowing feeding push rod and the air tube, the sponge block and the steel ball are filled into the blowing push rod part by the sponge material distributing part and the steel ball material distributing part, and the sponge block and the steel ball are driven by the cooperation of the blowing feeding push rod and the air tube, so that automatic operation is realized, the production efficiency is improved, the personnel investment is reduced, the safety of personnel is ensured, and the device has the advantages of simple structure, high integration degree, convenience in use and good effect;
2. the application method of the boiler tube panel hydrostatic test device provided by the invention has the advantages that two sets of boiler tube panel hydrostatic test devices are used, so that the requirements of automatic and intelligent operation with one set of charge feeding and one set of charge receiving and then alternating functions can be met.
Drawings
FIG. 1 is a schematic view of a boiler tube panel hydrostatic testing apparatus;
FIG. 2 is a schematic structural view of a sponge material dispensing member and a blowing pushrod member;
FIG. 3 is a schematic view of the structure of the steel ball placement member;
FIG. 4 is a schematic view of the structure of the steel ball conveying member;
fig. 5 is a schematic structural view of the steel pipe clamping member.
The marks in the figure: 1-supporting frame, 2-sponge material distributing part, 21-first sponge storage bin, 22-second sponge storage bin, 23-sponge block, 24-first sponge material loading push plate, 25-first sponge material loading cylinder, 26-second sponge material loading push plate, 27-second sponge material loading cylinder, 28-sponge storage supporting plate, 29-sponge pressing plate, 3-blowing push rod part, 31-blowing material feeding push rod, 32-push rod cylinder, 33-second steel ball sponge channel, 34-recovery channel, 35-channel converter, 36-recovery baffle, 4-steel ball placing component, 41-shell, 42-placing groove, 43-steel ball baffle, 44-steel ball, 45-steel ball push rod, 5-steel ball conveying component, 51-upper mounting seat, 52-lower mounting seat, 53-guide rod, 54-lead screw, 55-lifting platform, 56-driving motor, 57-photoelectric switch mounting plate, 6-steel tube clamping part, 61-mounting plate, 62-mounting bracket, 63-clamping cylinder, 64-clamping jaw, 65-clamping, 66-first steel ball channel, 7-air pipe control box, 8-9.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 to 5, a device for a boiler tube panel hydrostatic test comprises a robot, a support frame 1, a sponge material distributing part 2, a steel ball material distributing part, a steel tube clamping part 6 and a control box 7.
As shown in fig. 1 and 5, the steel pipe clamping member 6 includes a mounting plate 61, a mounting bracket 62, a clamping cylinder 63, a clamping jaw 64, a clamping swing rod 65 and a first steel ball sponge channel 66; the mounting plate 61 is provided with the mounting bracket 62, the clamping jaw 64 and the clamping swing rod 65, the mounting bracket 62 supports the clamping cylinder 63, the first steel ball sponge channel 66 penetrates through the mounting plate 61, the clamping swing rod 65 is connected with the clamping jaw 64, the clamping cylinder 63 drives the clamping swing rod 65 to control the clamping jaw 64, the clamping jaw 64 is used for clamping the pipe wall of the steel pipe 9 of the boiler pipe screen, and the first steel ball sponge channel 66 is aligned with the pipe orifice of the steel pipe 9; with this structure, the clamping cylinder 63 is electrically controlled to drive the clamping swing rod 65 to control the clamping jaw 64 to be clamped or opened, so that automatic operation is realized.
As shown in fig. 1 and 2, the mounting plate 61 is connected to the air blowing push rod part 3, and the air blowing push rod part 3 includes an air blowing feed push rod 31, a push rod cylinder 32, a second steel ball sponge channel 33, a recovery channel 34, a channel converter 35, and a recovery baffle 36; the air blowing feeding push rod 31 is a hollow rod body with an opening at the end, the air blowing feeding push rod 31 is matched with the push rod cylinder 32, the air blowing feeding push rod 31 is communicated with the air pipe 8, the air pipe 8 is communicated with an air source, the air can be sprayed out from the opening at the end of the air blowing feeding push rod 31 through the air pipe 8, the second steel ball sponge channel 33 is connected with the first steel ball sponge channel 66, the second steel ball sponge channel 33 is used for arranging a sponge block 23 or a steel ball 44, the air blowing feeding push rod 31 can push the sponge block 23 or the steel ball 44 into the first steel ball sponge channel 66, then the sponge block 23 or the steel ball 44 is driven by air from one end of the steel pipe 9 to the other end, the channel converter 35 is connected between the first steel ball sponge channel 66 and the second steel ball sponge channel 33, the channel converter 35 comprises an inner sleeve and an outer sleeve, through holes are respectively arranged on the inner sleeve wall and the outer sleeve, the through holes are positioned at the bottom of the second steel ball sponge channel 34 and are communicated with the inner sleeve, the inner sleeve can rotate to enable the sponge block 23 or the second sponge channel 36 to be connected with the recovery channel 36, and the recovery baffle 36 is connected with the second sponge channel 36, and the recovery baffle 36 is connected with the two side of the recovery channel 36; with this structure, when the through hole of the inner sleeve and the through hole of the outer sleeve are dislocated, the recovery passage 34 and the passage switch 35 are isolated, the sponge block 23 and the steel ball 44 pushed by the second steel ball sponge passage 33 can smoothly enter the first steel ball sponge passage 66 through the passage switch 35, when the through hole of the inner sleeve and the through hole of the outer sleeve coincide, the passage switch 35 communicates with the recovery passage 34, and the recovery baffle 36 is used for blocking the sponge block 23 and the steel ball 44 from entering the second steel ball sponge passage 33, so that the sponge block 23 and the steel ball 44 are recovered and fall into the recovery passage 34.
As shown in fig. 1 and 2, the sponge dividing part 2 stores at least one sponge block 23 and fills the sponge block 23 to the second steel ball sponge channel 33, and the sponge dividing part 2 includes a first sponge storage bin 21, a first sponge loading push plate 24, a first sponge loading cylinder 25, a second sponge storage bin 22, a second sponge loading push plate 26, a second sponge loading cylinder 27, and a sponge pressing plate 29; the first sponge storage bin 21 is vertically arranged, a plurality of sponge blocks 23 are stored in the sponge storage bin 21, a sponge storage supporting plate 28 is arranged at the bottom of the first sponge storage bin 21, a sponge transverse channel is arranged below the sponge storage supporting plate 28, a first sponge feeding push plate 24 is connected with a first sponge feeding cylinder 25, the first sponge feeding push plate 24 and the first sponge feeding cylinder 25 are arranged in the sponge transverse channel, one end of the sponge transverse channel is connected with a sponge vertical channel, a sponge pressing plate 29 is arranged in the sponge vertical channel, the bottom of the sponge vertical channel is communicated with the top of a second steel ball sponge channel 33, one sponge storage supporting plate 28 is opened, then the sponge blocks 23 fall into the sponge transverse channel, the first sponge feeding push plate 24 pushes the sponge blocks 23 into the second steel ball sponge channel 33, the top of the first sponge storage bin 21 is of an open structure, the second sponge storage bin 22 is vertically arranged, the bottom of the sponge storage bin 23 is communicated with the second steel ball channel 33, the sponge storage supporting plate 28 falls into the sponge transverse channel, the second sponge push plate 26 falls into the sponge transverse channel 27, and the sponge storage bin 22 falls into the sponge transverse channel, and the sponge pushing plate 26 falls into the sponge transverse channel 27; with this structure, the sponge block 23 is dropped and filled into the sponge transverse passage by the self weight of the sponge block 23, then the sponge block 23 is pushed into the sponge vertical passage by the first sponge charging pusher 24, finally the sponge block 23 is filled into the air blowing pusher member 3 by the sponge presser 29, the sponge block 23 in the second sponge storage bin 22 is used as a backup, and the sponge block 23 in the first sponge storage bin 21 is used after being used up.
As shown in fig. 1, 3 and 4, the steel ball distributing part stores at least one steel ball 44 and fills the steel ball 44 into the second steel ball sponge channel 33, the steel ball distributing part comprises a steel ball placing component 4 and a steel ball conveying component 5, the steel ball placing component 4 is used for storing the steel ball 44 and moving the steel ball 44 to the steel ball conveying component 5, the top of the steel ball conveying component 5 is connected with the bottom of the second steel ball sponge channel 33, and the steel ball conveying component 5 moves the steel ball 44 to the second steel ball sponge channel 33; with this structure, the storage and transportation of the steel balls 44 are divided into two parts, facilitating the placement and maintenance of the steel balls 44.
As shown in fig. 1 and 3, the steel ball placement assembly 4 includes a housing 41, the housing 41 is provided with a plurality of placement grooves 42 from top to bottom in sequence, the placement grooves 42 are communicated with the interior of the housing 41, a steel ball baffle 43 is arranged between the placement grooves 42 and the housing 41, a steel ball push rod 45 is arranged on the placement groove 42 on the other side of the steel ball baffle 43, the placement grooves 42 between the steel ball push rod 45 and the steel ball baffle 43 are used for placing the steel balls 44, the housing 41 is matched with the steel ball conveying assembly 5, the steel ball baffle 43 is opened, and the steel ball push rod 45 pushes the corresponding steel balls 44 into the steel ball conveying assembly 5; with this construction, the steel balls 44 of different outer diameter sizes can be provided, adapting to boiler tube panels of different inner diameter sizes.
As shown in fig. 1 and 4, the steel ball conveying assembly 5 includes an upper mounting seat 51, a lower mounting seat 52, a lifting platform 55 and a driving motor 56, a guide rod 53 and a screw rod 54 are disposed between the upper mounting seat 51 and the lower mounting seat 52, the guide rod 53 and the screw rod 54 are disposed in parallel, the lifting platform 55 is simultaneously matched with the guide rod 53 and the screw rod 54, the driving motor 56 is connected to and drives the screw rod 54 to rotate, the lifting platform 55 is matched in the housing 41, the lifting platform 55 is used for receiving and lifting and conveying the steel balls 44, a photoelectric switch mounting plate 57 is disposed between the upper mounting seat 51 and the lower mounting seat 52, and a photoelectric switch is disposed at a corresponding position of each placement groove 42, so that after the photoelectric switch detects the lifting platform 55, the steel ball push rod 45 pushes the corresponding steel balls 44 into the lifting platform 55, and damage caused by false pushing is avoided; with this structure, the lifting platform 55 can be fitted to the bottom of the second steel ball sponge channel 33, and serves as a supporting platform for the second steel ball sponge channel 33, for receiving and lifting and conveying the steel balls 44 on the one hand, and as a pallet for the sponge block 23 and the steel balls 44 when the sponge block 23 and the steel balls 44 are filled, so that the air blowing push rod 31 pushes the sponge block 23 and the steel balls 44.
The robot is detachably connected with the support frame 1, the control box 7 and the steel ball distributing component are arranged on the support frame 1, the robot is provided with a visual identification component, the robot moves to the position of the steel tube 9 through the visual identification component, then the pipe wall of the steel tube 9 is clamped through the clamping jaw 64, and the first steel ball sponge channel 66 is aligned with the pipe orifice of the steel tube 9; by adopting the structure, the automatic operation is convenient, and the labor is reduced.
Wherein, the size of the sponge block 23 is larger than the inner diameter of the steel pipe 9, and the outer diameter of the steel ball 44 is adapted to the inner diameter of the steel pipe 9.
According to the device for the water pressure test of the boiler tube panel, the steel tube 9 is clamped by the steel tube clamping part 6, hot air compressed air is introduced into the steel tube 9 to remove water and purge the steel tube 9 by matching the blowing feeding push rod 31 and the air tube 8, the sponge block 23 and the steel ball 44 are filled into the blowing push rod part 3 by the sponge material distributing part 2 and the steel ball material distributing part, and the sponge block 23 and the steel ball 44 are driven by matching the blowing feeding push rod 31 and the air tube 8, so that automatic operation is realized, the production efficiency is improved, the personnel investment is reduced, and the safety of personnel is ensured.
Example 2
As shown in fig. 1 to 5, the method for using the boiler tube panel hydrostatic test device according to the present invention uses two sets of the boiler tube panel hydrostatic test devices according to example 1;
the robot of the first set of device moves to the tube head of the boiler tube panel through the visual identification component, drives the clamping jaw 64 to clamp the tube wall of the steel tube 9, enables the first steel ball sponge channel 66 to be aligned with the tube mouth of the steel tube 9, enables the blowing feeding push rod 31 to extend out and align with the tube mouth of the steel tube 9, performs compressed air operation on the tube, and then retreats the blowing feeding push rod 31;
the robot of the second set of device moves to the tail of the boiler tube screen through the visual identification component, drives the clamping jaw 64 to clamp the tube wall of the steel tube 9, and enables the first steel ball sponge channel 66 to be aligned with the tube opening of the steel tube 9;
the sponge distributing part 2 of the first set of device fills the sponge block 23 into the second steel ball sponge channel 33, the blowing feeding push rod 31 pushes the sponge block 23 into the steel pipe 9 and drives the sponge block 23 to move in the steel pipe 9 by compressed air, at the moment, the through holes of the inner sleeve and the outer sleeve of the channel converter 35 of the second set of device coincide, the recovery baffle 36 stretches out, the channel converter 35 and the second steel ball sponge channel 33 are closed, the channel converter 35 is communicated with the recovery channel 34, and the sponge block 23 of the first set of device is recovered by the second set of device;
after the sponge block 23 is recovered, the steel ball 44 is filled into the second steel ball sponge channel 33 by the steel ball material-distributing component of the first set of device, the blowing feeding push rod 31 pushes the steel ball 44 into the steel tube 9 and drives the steel ball 44 to move in the steel tube 9 by compressed air, and the steel ball 44 is recovered by the recovery channel 34 of the second set of device;
after the completion, the first set of device and the second set of device move to the next boiler tube panel tube, the second set of device is used for feeding and the first set of device is used for receiving, namely, the functions of the two sets of devices are exchanged.
The application method of the boiler tube panel hydrostatic test device provided by the invention has the advantages that two sets of boiler tube panel hydrostatic test devices are used, so that the requirements of automatic and intelligent operation with one set of charge feeding and one set of charge receiving and then alternating functions can be met.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A boiler tube panel hydrostatic test apparatus, comprising:
the steel tube clamping component (6) comprises clamping jaws (64) and a first steel ball sponge channel (66), wherein the clamping jaws (64) are used for clamping the tube wall of a steel tube (9) of the boiler tube panel, and the first steel ball sponge channel (66) is aligned with the tube orifice of the steel tube (9);
the blowing push rod component (3) comprises a blowing feed push rod (31) and a second steel ball sponge channel (33), wherein the blowing feed push rod (31) is a hollow rod body with an opening at the end, the blowing feed push rod (31) is communicated with an air pipe (8), air can be sprayed out from the opening at the end of the blowing feed push rod (31) through the air pipe (8), the second steel ball sponge channel (33) is connected with the first steel ball sponge channel (66), the second steel ball sponge channel (33) is used for arranging a sponge block (23) or a steel ball (44), the blowing feed push rod (31) can push the sponge block (23) or the steel ball (44) into the first steel ball sponge channel (66), and then the sponge block (23) or the steel ball (44) is driven by air from one end to the other end of the steel tube (9);
a sponge material-dividing part (2) which stores at least one sponge block (23) and fills the sponge block (23) into the second steel ball sponge channel (33);
and a steel ball distributing part for storing at least one steel ball (44) and filling the steel ball (44) into the second steel ball sponge channel (33).
2. The boiler tube panel hydrostatic test device according to claim 1, wherein the sponge feed component (2) comprises a first sponge storage bin (21), a first sponge feed pushing plate (24), a first sponge feed cylinder (25) and a sponge pressing plate (29), the first sponge storage bin (21) is vertically arranged, a plurality of sponge blocks (23) are stored in the first sponge storage bin, a sponge storage supporting plate (28) is arranged at the bottom of the first sponge storage supporting plate (21), a sponge transverse channel is arranged below the sponge storage supporting plate (28), the first sponge feed pushing plate (24) is connected with the first sponge feed cylinder (25), the first sponge feed pushing plate (24) and the first sponge feed cylinder (25) are arranged in the sponge transverse channel, one end of the sponge transverse channel is connected with a sponge vertical channel, the sponge pressing plate (29) is arranged in the sponge vertical channel, the bottom of the sponge vertical channel is communicated with the top of the second sponge channel (33), one sponge block (23) is opened by the sponge supporting plate (28), and the sponge blocks (23) are pushed into the sponge pressing plate (23) by the sponge pressing plate (23).
3. The boiler tube panel hydrostatic test apparatus of claim 1, wherein the steel ball distributing member comprises a steel ball placing assembly (4) and a steel ball conveying assembly (5), the steel ball placing assembly (4) is used for storing the steel balls (44) and moving the steel balls (44) to the steel ball conveying assembly (5), the top of the steel ball conveying assembly (5) is connected to the bottom of the second steel ball sponge channel (33), and the steel ball conveying assembly (5) moves the steel balls (44) to the second steel ball sponge channel (33).
4. The boiler tube panel hydrostatic test device according to claim 3, wherein the steel ball placement assembly (4) comprises a shell (41), a plurality of placement grooves (42) are sequentially formed in the shell (41) from top to bottom, the placement grooves (42) are communicated with the inside of the shell (41), a steel ball baffle (43) is arranged between the placement grooves (42) and the shell (41), a steel ball push rod (45) is arranged on the placement groove (42) on the other side of the steel ball baffle (43), the placement grooves (42) between the steel ball push rod (45) and the steel ball baffle (43) are used for placing the steel balls (44), the shell (41) is matched with the steel ball conveying assembly (5), the steel ball baffle (43) is opened, and the steel ball push rod (45) pushes the corresponding steel balls (44) into the steel ball conveying assembly (5).
5. The boiler tube panel hydrostatic test device according to claim 4, wherein the steel ball conveying assembly (5) comprises an upper mounting seat (51), a lower mounting seat (52), a lifting platform (55) and a driving motor (56), a guide rod (53) and a screw rod (54) are arranged between the upper mounting seat (51) and the lower mounting seat (52), the guide rod (53) and the screw rod (54) are arranged in parallel, the lifting platform (55) is simultaneously matched with the guide rod (53) and the screw rod (54), the driving motor (56) is connected with and drives the screw rod (54) to rotate, the lifting platform (55) is matched with the housing (41), and the lifting platform (55) is used for receiving and lifting and conveying the steel balls (44).
6. The boiler tube panel hydrostatic test apparatus as set forth in claim 5 wherein a photoelectric switch mounting plate (57) is disposed between said upper mounting base (51) and said lower mounting base (52), one photoelectric switch being disposed at each of said placement slots (42) corresponding to each other.
7. The boiler tube panel hydrostatic test device according to claim 1, wherein the steel tube clamping component (6) further comprises a mounting plate (61), the mounting plate (61) is connected with the blowing push rod component (3), a clamping cylinder (63) and a clamping swing rod (65) are arranged on the mounting plate (61), the first steel ball sponge channel (66) penetrates through the mounting plate (61), the clamping swing rod (65) is connected with the clamping jaw (64), and the clamping cylinder (63) drives the clamping swing rod (65) to control the clamping jaw (64).
8. The boiler tube panel hydrostatic test apparatus according to any one of claims 1-7, wherein the air blowing push rod assembly (3) further comprises a recovery channel (34), a channel converter (35) and a recovery baffle (36), wherein the channel converter (35) is connected between the first steel ball sponge channel (66) and the second steel ball sponge channel (33), the channel converter (35) comprises an inner sleeve and an outer sleeve, through holes are arranged on the walls of the inner sleeve and the outer sleeve, the through holes of the outer sleeve are positioned at the bottoms of the inner sleeve and are communicated with the recovery channel (34), the inner sleeve can rotate in the outer sleeve so that the two through holes are aligned or misplaced, the recovery baffle (36) is arranged on one side of the channel converter (35) connected with the second steel ball sponge channel (33) in a telescopic manner, and the recovery baffle (36) enables the channel converter (35) and the second steel ball sponge channel (33) to be conducted or closed.
9. The boiler tube panel hydrostatic test apparatus according to claim 8, further comprising a robot provided with visual identification means by which the robot is moved to the steel tube (9).
10. A method of using the boiler tube panel hydrostatic test apparatus of claim 9, wherein two sets of the boiler tube panel hydrostatic test apparatus are used;
the robot of the first boiler tube panel hydrostatic test device moves to the tube head of the boiler tube panel through the visual identification component, the clamping jaw (64) is driven to clamp the tube wall of the steel tube (9), the first steel ball sponge channel (66) is aligned with the tube mouth of the steel tube (9), the blowing feeding push rod (31) stretches out and aligns with the tube mouth of the steel tube (9), the operation of introducing hot air and compressed air is carried out on the tube, and then the blowing feeding push rod (31) is retracted;
the robot of the second boiler tube panel hydrostatic test device moves to the tail of the boiler tube panel through the visual identification component, drives the clamping jaw (64) to clamp the tube wall of the steel tube (9), and enables the first steel ball sponge channel (66) to be aligned with the tube orifice of the steel tube (9);
the sponge material distributing part (2) of the first boiler tube panel hydrostatic test device fills the sponge block (23) into the second steel ball sponge channel (33), the blowing material pushing rod (31) pushes the sponge block (23) into the steel tube (9), compressed air drives the sponge block (23) to move in the steel tube (9), at the moment, the through holes of the inner sleeve and the through holes of the outer sleeve of the channel converter (35) of the second boiler tube panel hydrostatic test device coincide, the recovery baffle (36) stretches out, the channel converter (35) is closed with the second steel ball sponge channel (33), the channel converter (35) is communicated with the recovery channel (34), and the sponge block (23) of the first boiler tube panel hydrostatic test device is recovered by the second boiler tube panel hydrostatic test device;
after the sponge block (23) is recovered, the steel ball (44) is filled into the second steel ball sponge channel (33) by the steel ball material distributing component of the first boiler tube panel hydrostatic test device, the steel ball (44) is pushed into the steel tube (9) by the blowing feeding push rod (31), the steel ball (44) is driven to move in the steel tube (9) by compressed air, and the steel ball (44) is recovered by the recovery channel (34) of the second boiler tube panel hydrostatic test device;
after the process is finished, the first boiler tube panel hydrostatic test device and the second boiler tube panel hydrostatic test device move to the next boiler tube panel steel tube (9), the second boiler tube panel hydrostatic test device feeds materials, and the first boiler tube panel hydrostatic test device receives materials.
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| CN202210270573.0A CN114838873B (en) | 2022-03-18 | 2022-03-18 | Device for boiler tube panel hydrostatic test and application method thereof |
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|---|---|
| CN114838873A (en) | 2022-08-02 |
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