CN110987312A - Air tightness detection device for oil tank detection process - Google Patents

Air tightness detection device for oil tank detection process Download PDF

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Publication number
CN110987312A
CN110987312A CN201911150959.2A CN201911150959A CN110987312A CN 110987312 A CN110987312 A CN 110987312A CN 201911150959 A CN201911150959 A CN 201911150959A CN 110987312 A CN110987312 A CN 110987312A
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China
Prior art keywords
oil tank
transmission
wall
water tank
frame
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CN201911150959.2A
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Chinese (zh)
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CN110987312B (en
Inventor
钱中军
朱卫卫
宋兵强
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Hangzhou Yingduo Electric Co Ltd
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Hangzhou Yingduo Electric Co Ltd
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Priority to CN201911150959.2A priority Critical patent/CN110987312B/en
Publication of CN110987312A publication Critical patent/CN110987312A/en
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00Investigating fluid-tightness of structures
    • G01M3/02Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/06Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool
    • G01M3/10Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by observing bubbles in a liquid pool for containers, e.g. radiators

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)

Abstract

The invention discloses an air tightness detection device for an oil tank detection process, which relates to the field of oil tank detection and comprises a rack and a detection pool, wherein a pair of supporting seats are vertically arranged in the detection pool, and a supporting bracket is vertically connected between the pair of supporting seats in a sliding manner; a portal frame is arranged on the support bracket, a cross rod is horizontally arranged below the portal frame, and a plug and an inflation head are arranged on the lower end surface of the cross rod; the frame is provided with the water tank that is located the testing pond below, and the up end of water tank is provided with the connecting pipe of a plurality of intercommunication testing ponds, and vertical sliding connection has the clamp plate in the water tank, the inner wall all around of the conflict water tank of clamp plate. The invention has the following advantages and effects: through the cooperation that sets up clamp plate and water tank, crowd into the clear water and detect the pond or accomodate the clear water, consequently when detecting the oil tank and getting and unload the oil tank, can not have the water to splash to ensure that the health of measuring ring border can not polluted by water, reached the effect of protection measuring ring border health.

Description

Air tightness detection device for oil tank detection process
Technical Field
The invention relates to the field of oil tank detection, in particular to an air tightness detection device for an oil tank detection process.
Background
A generator is a mechanical device that converts other forms of energy into electrical energy, where the fuel tank is the container on which the generator is fueled. After the traditional oil tank is produced, the air tightness of the oil tank is required to be detected frequently so as to ensure that the oil tank which leaves the factory meets the requirements.
Chinese patent CN205538112U discloses an utensil is examined to oil tank gas tightness, and it includes frame and water tank, and the frame is including the operation panel that is used for laying the water tank and the grudging post that is located the vertical setting of operation panel one side, and the grudging post is installed towards one side of operation panel and is used for the fixed fixture who waits to detect the oil tank, and fixture passes through elevating system and installs on the grudging post, and fixture can move down in the water tank under elevating system's effect.
When the check tool is used for checking the oil tank, the clamping mechanism is used for driving the oil tank to be immersed into the water tank, and then whether bubbles are generated or not is observed, so that the air tightness of the oil tank is judged. However, because the volume of the oil tank is large, when the driving oil tank is immersed in water or the oil tank is pulled to be separated from the water tank, the water in the water tank is easy to splash, the sanitation of the detection environment is affected, and improvement is needed.
Disclosure of Invention
The invention aims to provide an air tightness detection device for an oil tank detection process, which has the effect of protecting detection environment sanitation.
The technical purpose of the invention is realized by the following technical scheme: the air tightness detection device for the oil tank detection process comprises a rack and a detection pool arranged on the rack, wherein a pair of supporting seats are vertically arranged in the detection pool, a supporting bracket used for placing an oil supply tank is vertically and slidably connected between the pair of supporting seats, and a first air cylinder used for driving the supporting bracket to move along the vertical direction is arranged on each supporting seat; a portal frame is arranged on the support bracket, a cross rod is horizontally arranged below the portal frame, a plug and an inflation head are arranged on the lower end face of the cross rod, and a second cylinder for driving the cross rod to move along the vertical direction is arranged on the portal frame; the water tank is arranged below the detection pool and is arranged on the rack, a plurality of connecting pipes communicated with the detection pool are arranged on the upper end face of the water tank, a pressing plate is vertically and slidably connected in the water tank, the periphery of the pressing plate is abutted against the peripheral inner wall of the water tank, and a third air cylinder used for driving the pressing plate to move along the vertical direction is arranged on the lower end face of the water tank.
By adopting the technical scheme, when the oil tank is detected, the oil tank is placed on the supporting bracket, then the second air cylinder is used for driving the cross rod to drive the plug and the inflating head to move downwards, and the first air cylinder is used for driving the supporting bracket and the oil tank to move downwards until the oil tank is sealed by the plug and the inflating head. And finally, driving the pressing plate to slowly move upwards by using a third air cylinder, extruding clear water in the water tank into the detection pool along the connecting pipe by using the pressing plate, and then inflating the oil tank to detect the air tightness of the oil tank. After the detection is finished, the pressing plate is driven to move downwards by the third cylinder, and the clean water in the detection pool flows back to the water tank along the connecting pipe at the moment, so that the storage of the clean water is realized. And then the water tank is taken down, so that the air tightness detection of the oil tank can be realized. Consequently through the cooperation that sets up clamp plate and water tank, crowd into the clear water and detect the pond or accomodate the clear water, consequently when detecting the oil tank and getting unload the oil tank, can not have the water splash to ensure that the health of measuring the environment can not polluted by water, reached the effect of protection measuring sanitation.
The invention is further provided with: the support bracket is including supplying the fixed chassis of portal frame with be located the roof-rack of chassis top, the lower terminal surface of roof-rack is provided with a plurality of guide bars, and is a plurality of the guide bar distribute in around the roof-rack, it has the confession to run through on the chassis the guide hole that the guide bar was pegged graft and is slided, the outer wall cover of guide bar is equipped with the answer spring, the answer spring is located the roof-rack with between the chassis.
Through adopting above-mentioned technical scheme, through setting up the answer spring for the roof-rack can fluctuate, consequently compresses tightly the oil tank up end when end cap and inflation head, can utilize the resilience force of answer spring to offset unnecessary pressure, avoids the oil tank to be decreased by the pressure, guarantees the stable detection and the nondestructive test of oil tank.
The invention is further provided with: the rack is provided with a transmission frame, the transmission frame is provided with a pair of mounting seats arranged along the length direction of the transmission frame, and the pair of mounting seats are distributed on two sides of the transmission frame; it is a pair of the equal interval in one side inner wall that the mount pad is close to each other is provided with a plurality of transmission wheels, the upper end outer wall of transmission wheel with the up end looks parallel and level of support bracket, and be provided with the transmission device who is used for oil tank intermittent type nature transmission on the transmission frame.
Through adopting above-mentioned technical scheme, when detecting the oil tank, place the oil tank on the transmission wheel, then utilize transport mechanism with the oil tank continuous and automatic transfer to the support bracket on, realize the automatic feeding and the detection of oil tank, realized the high automated inspection of oil tank to workman's intensity of labour has been reduced, improved detection efficiency.
The invention is further provided with: the upper end face of the mounting seat is provided with guide plates used for clamping two sides of the oil tank.
Through adopting above-mentioned technical scheme, through the deflector that sets up the centre gripping oil tank, realize the direction and the stable transmission of oil tank.
The invention is further provided with: the transmission mechanism comprises a transmission plate arranged on the transmission frame, the transmission plate is arranged along the length direction of the transmission frame and is positioned between the pair of mounting seats, and a fourth cylinder used for driving the transmission plate to horizontally slide back and forth is arranged at one end of the transmission frame, which is far away from the support bracket; the transmission plate is characterized in that a plurality of ejector rods are arranged on the upper end face of the transmission plate at intervals, the lower ends of the ejector rods are hinged to the upper end face of the transmission plate, the upper ends of the ejector rods incline towards the direction of the support bracket, the upper ends of the ejector rods are higher than the outer wall of the upper end of the transmission wheel, a reset spring is arranged between the inner wall of the lower end of the ejector rod and the upper end face of the transmission plate, and a baffle used for pressing the outer wall of the lower end of the ejector rod is arranged on the transmission plate.
Through adopting above-mentioned technical scheme, when carrying out the transmission to the oil tank, utilize fourth cylinder drive transmission board to keep away from the support bracket, transmission board drives ejector pin simultaneous movement this moment. When the transmission wheel is provided with an oil tank, the oil tank presses the ejector rod to turn downwards, and presses the spring to compress. When the ejector rod moves to the gap between the pair of oil tanks, the spring springs open and drives the ejector rod to turn upwards, until the ejector rod abuts against the baffle plate, the fourth cylinder is used for driving the transmission plate to move reversely, and at the moment, the ejector rod can be used for driving the oil tank to move towards the direction of the support bracket. The fourth cylinder is used for controlling the transmission plates to reciprocate in sequence, so that intermittent transmission and automatic feeding of the oil tank can be realized. The structure of the transmission mechanism is simple, and the operation is stable, so that stable feeding and transmission of the oil tank are realized.
The invention is further provided with: the supporting seat deviates from one end of the transmission frame is provided with a rotary cylinder, a limiting plate is arranged on a piston rod of the rotary cylinder, and the limiting plate is used for abutting against an oil tank.
Through adopting above-mentioned technical scheme, when carrying out autoloading and when detecting to the oil tank, it is rotatory to utilize revolving cylinder drive limiting plate, utilizes the lateral wall that the limiting plate contradicted the oil tank this moment, realizes the quick location and the spacing of oil tank, realizes the high accuracy detection of oil tank. After the detection is finished, the rotating cylinder is utilized to drive the limiting plate to rotate reversely until the limiting plate is separated from the oil tank, the limiting release of the oil tank is realized, and then the oil tank can be unloaded.
The invention is further provided with: the conveying device is characterized in that a conveying belt is horizontally arranged at one end, away from the conveying frame, of the rack, a layer of flexible cleaning cloth is laid on the conveying belt, a housing is arranged at the upper end of the conveying belt, and a fan is arranged on the top wall of the housing.
Through adopting above-mentioned technical scheme, after the oil tank detects, the oil tank will fall to the cleaning cloth of transmission band on, utilize cleaning cloth to carry out the automation to the lower terminal surface of oil tank at this moment and clean. The oil tank is transmitted into the housing, and then the surface of the oil tank is air-dried by the fan, and the oil tank is continuously transmitted backwards. Therefore, through the cooperation of the cleaning cloth and the fan, the detected oil tank is timely and automatically dried, the oil tank is convenient to continue to detect and process, and meanwhile, the oil tank is prevented from being rusted.
The invention is further provided with: a filter screen is horizontally arranged on the inner wall of the upper end of the water tank and is positioned above the pressing plate; a strip-shaped slag discharge port is arranged on the side wall of the upper end of one side of the water tank, the bottom wall of the slag discharge port is flush with the upper end surface of the filter screen, a sealing plate is embedded in the slag discharge port, and a containing box positioned below the slag discharge port is arranged on the outer wall of the water tank; the opposite side upper end lateral wall of water tank is provided with the scraper blade, the both ends of scraper blade are contradicted the inner wall of water tank, and the lower terminal surface is contradicted the up end of filter screen, and the outer wall of water tank is provided with and is used for the drive the fifth cylinder that the scraper blade horizontal slip.
Through adopting above-mentioned technical scheme, when detecting the oil tank, impurity on the oil tank will follow the clear water when together flowing back to the water tank in, can utilize the filter screen to filter impurity this moment. The sealing plate is then opened and the scraper is then driven by a fifth cylinder in the direction of the sealing plate. At this moment, the scraper can be utilized to push impurities on the filter screen to the position of the slag discharge port, and the impurities fall into the containing box, so that the impurities are filtered and collected. Consequently through the cooperation that sets up filter screen and scraper blade, realize the filtration and the clearance of impurity, improve the cleanliness factor of clear water, avoid impurity to block up the oil tank outer wall and cause the influence to the detection of oil tank to detection precision has been improved.
The invention is further provided with: a plurality of support rods are arranged between the scraper and the sealing plate at intervals.
Through adopting above-mentioned technical scheme, be connected the scraper blade and the closing plate through setting up the bracing piece and fix together, utilize the marcing of scraper blade to control the closing plate and open and close, realized the high automatic clearance and the collection of impurity to workman's intensity of labour has been reduced.
In conclusion, the invention has the following beneficial effects:
1. through the matching of the pressing plate and the water tank, clear water is squeezed into the detection pool or the clear water is stored, so that when the oil tank is detected and the oil tank is taken out and unloaded, no water is splashed, the sanitation of the detection environment is ensured not to be polluted by the water, and the effect of protecting the sanitation of the detection environment is achieved;
2. the oil tank is continuously and automatically conveyed to the supporting bracket by arranging the high-automation conveying frame, so that the automatic feeding and detection of the oil tank are realized, the high-automation detection of the oil tank is realized, and the detection efficiency is improved;
3. the stable feeding and automatic transmission detection of the oil tank are realized by the transmission mechanism which is simple in structure and stable in work;
4. through the matching of the cleaning cloth and the fan, the detected oil tank is automatically dried in time, so that the oil tank can be conveniently and continuously detected and processed, and meanwhile, the oil tank is prevented from being rusted;
5. through the cooperation that sets up filter screen and scraper blade, realize the filtration and the clearance of impurity, improve the cleanliness factor of clear water, avoid impurity to block up the oil tank outer wall and cause the influence to the detection of oil tank to detection precision has been improved.
Drawings
FIG. 1 is a schematic structural view of an embodiment;
FIG. 2 is a schematic structural diagram of a rack of an embodiment;
FIG. 3 is a schematic structural view of a support bracket of an embodiment;
FIG. 4 is a schematic view of an internal structure of a water tank of the embodiment;
FIG. 5 is a schematic structural view of a transport rack of an embodiment;
fig. 6 is a schematic structural view of the conveyor belt of the embodiment.
Reference numerals: 1. a frame; 11. a transmission rack; 12. a conveyor belt; 13. a mounting seat; 14. a guide plate; 15. a transmission wheel; 16. a cleaning cloth; 17. a housing; 18. a fan; 19. a fourth cylinder; 2. a detection cell; 3. a supporting seat; 31. a first cylinder; 32. a rotating cylinder; 33. a limiting plate; 4. a support bracket; 41. a chassis; 42. a top frame; 43. a guide bar; 44. a guide hole; 45. a return spring; 5. a gantry; 51. a cross bar; 52. a plug; 53. an inflation head; 54. a second cylinder; 6. a water tank; 61. a connecting pipe; 62. pressing a plate; 63. a third cylinder; 64. filtering with a screen; 65. a slag discharge port; 66. a squeegee; 67. a fifth cylinder; 68. a sealing plate; 69. a support bar; 7. a storage box; 8. a transport mechanism; 81. a transmission plate; 82. a top rod; 83. a return spring; 84. and a baffle plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the air tightness detecting device for the oil tank detection process comprises a frame 1 and a detection pool 2 arranged on the frame 1, wherein a pair of supporting seats 3 are vertically arranged in the detection pool 2, a supporting bracket 4 used for placing an oil supply tank is vertically and slidably connected between the pair of supporting seats 3, and a first air cylinder 31 used for driving the supporting bracket 4 to move into the detection pool 2 is arranged on the supporting seats 3.
As shown in fig. 3, the supporting bracket 4 includes a bottom frame 41 and a top frame 42, a plurality of guiding rods 43 are disposed on a lower end surface of the top frame 42, the guiding rods 43 are distributed around the top frame 42, and a guiding hole 44 for the guiding rods 43 to insert and slide is penetrated through the bottom frame 41. The outer wall of the guide rod 43 is sleeved with a return spring 45, and the return spring 45 is positioned between the top frame 42 and the bottom frame 41.
As shown in fig. 3, a portal frame 5 crossing the top frame 42 is disposed on the bottom frame 41, a cross bar 51 is horizontally disposed below the portal frame 5, a plug 52 and an inflation head 53 are disposed on a lower end surface of the cross bar 51, and a second air cylinder 54 for driving the cross bar 51 to move in a vertical direction is disposed on the portal frame 5.
When the oil tank is detected, the oil tank is firstly placed on the support bracket 4, then the second air cylinder 54 is used for driving the cross rod 51 to move downwards, and at the moment, the cross rod 51 drives the plug 52 and the inflation head 53 to synchronously move downwards. Until the opening of the oil tank is sealed by the plug 52 and the inflation head 53, the oil tank is sealed.
And when end cap 52 and inflation head 53 compress tightly the oil tank, through setting up answer spring 45 for roof-rack 42 can fluctuate, consequently can utilize the resilience force of answer spring 45 to offset unnecessary pressure, when compressing tightly the oil tank, avoids the oil tank to be pressed and decreases, guarantees the stable test and the nondestructive test of oil tank.
Then, the first air cylinder 31 is used for driving the supporting bracket 4 and the oil tank to move downwards until the oil tank is completely immersed in the detection pool 2, the detection pool 2 is filled with water until the oil tank is immersed by clean water, and the oil tank is continuously inflated. And after 30 seconds of inflation, observing whether bubbles are generated in the clear water, if the bubbles exist, indicating that the oil liquid leaks air, and if the bubbles do not exist, indicating that the oil tank has good sealing performance.
After the oil tank is detected, clear water in the detection pool 2 is discharged, then the first air cylinder 31 is used for driving the support bracket 4 and the oil tank to move upwards until the oil tank is completely separated from the detection pool 2, then the second air cylinder 54 is used for driving the cross rod 51 to move upwards, and at the moment, the cross rod 51 drives the plug 52 and the inflation head 53 to move upwards synchronously. And (4) after the plug 52 and the inflation head 53 are completely separated from the oil tank, taking the oil tank out, and realizing the air tightness detection of the oil tank.
As shown in fig. 2 and 4, a water tank 6 located below the detection cell 2 is disposed on the frame 1, and a plurality of connection pipes 61 communicated with the detection cell 2 are disposed on an upper end surface of the water tank 6. A pressing plate 62 is vertically and slidably connected in the water tank 6, the periphery of the pressing plate 62 abuts against the peripheral inner wall of the water tank 6, and a third air cylinder 63 for driving the pressing plate 62 to move along the vertical direction is arranged on the lower end face of the water tank 6.
When the oil tank slides into the detection tank 2, the third cylinder 63 drives the pressing plate 62 to move slowly upwards, and at this time, the pressing plate 62 squeezes the clean water in the water tank 6 into the detection tank 2 along the connecting pipe 61, and the clean water slowly submerges the oil tank. After the oil tank is detected, the third cylinder 63 is used for driving the pressing plate 62 to move downwards, and at the moment, clean water in the detection pool 2 flows back to the water tank 6 along the connecting pipe 61, so that the clean water is recovered and stored.
Therefore, when the oil tank is ensured to be detected and the oil tank is taken out and unloaded, no water exists in the detection pool 2, so that the phenomenon of splashing of water is avoided, the sanitation of the detection environment is ensured not to be polluted by water, and the effect of protecting the sanitation of the detection environment is achieved.
As shown in fig. 2 and 4, a screen 64 is horizontally disposed on the inner wall of the upper end of the water tank 6, and the screen 64 is located above the pressing plate 62. The side wall of one side upper end of the water tank 6 is provided with a long strip-shaped slag discharge opening 65, and the bottom wall of the slag discharge opening 65 is flush with the upper end face of the filter screen 64.
As shown in fig. 4, the other side upper end side wall of the water tank 6 is provided with a scraper 66, both ends of the scraper 66 abut against the inner wall of the water tank 6, and the lower end surface abuts against the upper end surface of the strainer 64, and the outer wall of the water tank 6 is provided with a fifth cylinder 67 for driving the scraper 66 to horizontally slide.
As shown in fig. 4, a sealing plate 68 is embedded in the slag discharge opening 65, a plurality of support rods 69 are arranged between the scraper 66 and the sealing plate 68 at intervals, and the outer wall of the water tank 6 is provided with a storage box 7 located below the slag discharge opening 65.
When detecting the oil tank, the impurity on the surface of the oil tank is mixed in clean water, and when the impurity is more, the impurity blocks the position of a leak hole of the oil tank, so that the detection precision of the oil tank is influenced. Therefore, when the impurities on the oil tank flow back to the water tank 6 along with the clean water, the impurities are filtered in time by the filter screen 64.
And then, the scraper 66 is driven by the fifth air cylinder 67 to move towards the direction of the sealing plate 68, and at the moment, the scraper 66 drives the support rod 69 and the sealing plate 68 to move synchronously, so that the opening control of the sealing plate 68 is realized. Impurity propelling movement to row's cinder notch 65 position on can utilizing scraper blade 66 with filter screen 64 afterwards to make impurity drop to containing box 7 in, realize the filtration and the collection of impurity.
After the impurity clearance on the filter screen 64 finishes, utilize fifth cylinder 67 drive scraper 66 reverse motion, scraper 66 drives bracing piece 69 and closing plate 68 synchronous motion this moment, when closing plate 68 imbeds in arranging cinder notch 65, realizes closing plate 68's close control to realize the timely clearance of impurity, ensure the limpid degree of clear water.
As shown in fig. 1 and 5, a conveying frame 11 is provided at one end of the frame 1, and a conveyor belt 12 is horizontally provided at the other end. The transmission frame 11 is provided with a pair of installation seats 13 arranged along the length direction of the transmission frame, the installation seats 13 are distributed at two sides of the transmission frame 11, and the upper end surfaces of the installation seats 13 are provided with guide plates 14 used for clamping two sides of an oil tank.
As shown in fig. 1 and 5, a plurality of transmission wheels 15 are arranged at intervals on the inner wall of one side of each of the pair of mounting seats 13, the outer wall of the upper end of each transmission wheel 15 is flush with the upper end surface of the support bracket 4, and a transmission mechanism 8 for intermittently transmitting the fuel tank is arranged on the transmission frame 11.
As shown in fig. 2, one end of the supporting seat 3 away from the transmission frame 11 is provided with a rotary cylinder 32, a piston rod of the rotary cylinder 32 is provided with a limiting plate 33, and the limiting plate 33 is used for abutting against the oil tank.
As shown in fig. 1 and 6, a layer of flexible cleaning cloth 16 is laid on the conveyor belt 12, and the upper end surface of the cleaning cloth 16 is flush with the upper end surface of the support bracket 4. A housing 17 is also provided on the conveyor belt 12, and a fan 18 is provided on the top wall of the housing 17.
When the oil tank is detected, the oil tank is placed on the transmission wheel 15, and the two sides of the oil tank are clamped by the pair of guide plates 14, so that the oil tank is guided and limited. Then, the plurality of oil tanks are continuously and automatically transmitted to the supporting bracket 4 by using the transmission mechanism 8, so that the automatic feeding and detection of the oil tanks are realized.
And when the oil tank material loading, start revolving cylinder 32, utilize revolving cylinder 32 drive limiting plate 33 rotatory, can utilize the lateral wall that limiting plate 33 contradicted the oil tank this moment, realize the quick location and the spacing of oil tank to realize the high accuracy detection of oil tank.
After the oil tank detects, start revolving cylinder 32, utilize revolving cylinder 32 drive limiting plate 33 counter-rotation, after limiting plate 33 breaks away from the oil tank, realize the spacing of oil tank and remove. And then, the mailbox at the rear part pushes the detected mailbox to a cleaning cloth 16 on the conveying belt, and at the moment, the lower end face of the oil tank can be automatically wiped by using the cleaning cloth 16.
Utilize transmission band and cleaning cloth 16 to continue to transmit the oil tank afterwards, after the postbox was transmitted to housing 17 in, then utilize fan 18 to air-dry the surface of oil tank to realize the automation of oil tank and air-dry, be convenient for the oil tank continue to detect and process, avoid the oil tank to appear the corrosion phenomenon simultaneously.
As shown in fig. 5, the transmission mechanism 8 includes a transmission plate 81 disposed on the transmission frame 11, the transmission plate 81 is disposed along the length direction of the transmission frame 11 and located between the pair of mounting seats 13, and a fourth cylinder 19 for driving the transmission plate 81 to horizontally slide back and forth is disposed at one end of the transmission frame 11 facing away from the support bracket 4.
As shown in fig. 1 and 5, a plurality of push rods 82 are disposed at intervals on the upper end surface of the transmission plate 81, the lower ends of the push rods 82 are hinged to the upper end surface of the transmission plate 81, the upper ends of the push rods 82 are inclined toward the support bracket 4, and the upper ends of the push rods 82 are higher than the outer wall of the upper end of the transmission wheel 15.
As shown in fig. 5, a return spring 83 is provided between the lower end inner wall of the push rod 82 and the upper end surface of the transmission plate 81, and a stopper 84 for pressing the lower end outer wall of the push rod 82 is provided obliquely on the transmission plate 81.
When the oil tank is transported, the fourth cylinder 19 is used for driving the transport plate 81 to be far away from the support bracket 4, and at the moment, the transport plate 81 drives the ejector rod 82 to move synchronously. When the oil tank is arranged on the transmission wheel 15, the oil tank presses the push rod 82 to turn downwards and presses the return spring 83 to compress.
When the push rod 82 moves into a gap between the pair of oil tanks, the return spring 83 springs open and drives the push rod 82 to turn upwards until the push rod 82 butts against the baffle 84, and then the fourth cylinder 19 drives the transmission plate 81 to move reversely, so that the push rod 82 can drive the oil tanks to move towards the direction of the support bracket 4. Therefore, by controlling the transmission plates 81 to reciprocate in sequence by the fourth cylinder 19, intermittent transmission and automatic feeding of the oil tank can be realized.
The working principle is as follows: when the fuel tank is detected, the fuel tank is placed on the support bracket 4, then the fuel tank is sealed by the plug 52 and the inflation head 53, and then the first cylinder 31 is used for driving the support bracket 4 and the fuel tank to move downwards. And finally, driving the pressing plate 62 to move upwards by using a third air cylinder 63, extruding clear water in the water tank 6 into the detection pool 2, and then inflating the oil tank, so that the air tightness of the oil tank can be detected. After the detection is finished, the third cylinder 63 is used for driving the pressing plate 62 to move downwards, and at the moment, the clean water flows back into the water tank 6. And then the water tank 6 is taken down, and the air tightness detection of the oil tank can be realized.
The specific embodiments are only for explaining the present invention, and the present invention is not limited thereto, and those skilled in the art can make modifications without inventive contribution to the present embodiments as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (9)

1. The utility model provides an oil tank detects for technology gas tightness detection device, includes frame (1), set up in detection pond (2) on frame (1), its characterized in that: a pair of supporting seats (3) is vertically arranged in the detection pool (2), a supporting bracket (4) for placing an oil supply tank is vertically and slidably connected between the pair of supporting seats (3), and a first air cylinder (31) for driving the supporting bracket (4) to move along the vertical direction is arranged on each supporting seat (3);
a portal frame (5) is arranged on the support bracket (4), a cross rod (51) is horizontally arranged below the portal frame (5), a plug (52) and an inflation head (53) are arranged on the lower end face of the cross rod (51), and a second air cylinder (54) for driving the cross rod (51) to move along the vertical direction is arranged on the portal frame (5);
be provided with in frame (1) and be located water tank (6) of detection pond (2) below, the up end of water tank (6) is provided with a plurality of intercommunications connecting pipe (61) of detection pond (2), vertical sliding connection has clamp plate (62) in water tank (6), contradict all around of clamp plate (62) the inner wall all around of water tank (6), and the lower terminal surface of water tank (6) is provided with and is used for the drive clamp plate (62) are along third cylinder (63) of vertical direction motion.
2. The airtightness detection apparatus for the fuel tank inspection process according to claim 1, wherein: support bracket (4) are including supplying fixed chassis (41) of portal frame (5) and being located roof-rack (42) of chassis (41) top, the lower terminal surface of roof-rack (42) is provided with a plurality of guide bars (43), and is a plurality of guide bar (43) distribute in around roof-rack (42), run through on chassis (41) and supply guide bar (43) are pegged graft guiding hole (44) that slide, the outer wall cover of guide bar (43) is equipped with return spring (45), return spring (45) are located roof-rack (42) with between chassis (41).
3. The airtightness detection apparatus for the fuel tank inspection process according to claim 1, wherein: the rack (1) is provided with a transmission frame (11), the transmission frame (11) is provided with a pair of mounting seats (13) arranged along the length direction of the transmission frame, and the pair of mounting seats (13) are distributed on two sides of the transmission frame (11);
it is a pair of one side inner wall that mount pad (13) are close to each other all is provided with a plurality of transmission wheels (15) at the interval, the upper end outer wall of transmission wheel (15) with the up end looks parallel and level of support bracket (4), and be provided with on transmission frame (11) and be used for transmission mechanism (8) to oil tank intermittent type nature.
4. The airtightness detection apparatus for the fuel tank inspection process according to claim 3, wherein: the upper end face of the mounting seat (13) is provided with guide plates (14) used for clamping two sides of the oil tank.
5. The airtightness detection apparatus for the fuel tank inspection process according to claim 3, wherein: the transmission mechanism (8) comprises a transmission plate (81) arranged on the transmission frame (11), the transmission plate (81) is arranged along the length direction of the transmission frame (11) and is positioned between the pair of mounting seats (13), and a fourth cylinder (19) for driving the transmission plate (81) to horizontally slide in a reciprocating manner is arranged at one end of the transmission frame (11) departing from the support bracket (4);
the transmission device is characterized in that a plurality of ejector rods (82) are arranged on the upper end face of the transmission plate (81) at intervals, the lower ends of the ejector rods (82) are hinged to the upper end face of the transmission plate (81), the upper ends of the ejector rods (82) incline towards the direction of the support bracket (4), the upper ends of the ejector rods (82) are higher than the outer wall of the upper end of the transmission wheel (15), a reset spring (83) is arranged between the inner wall of the lower end of each ejector rod (82) and the upper end face of the transmission plate (81), and a baffle plate (84) used for pressing the outer wall of the lower end of each ejector rod (82) is obliquely arranged on the.
6. The airtightness detection apparatus for the fuel tank inspection process according to claim 5, wherein: the supporting seat (3) deviates from one end of the transmission frame (11) is provided with a rotary cylinder (32), a limiting plate (33) is arranged on a piston rod of the rotary cylinder (32), and the limiting plate (33) is used for abutting against an oil tank.
7. The airtightness detection apparatus for the fuel tank inspection process according to claim 6, wherein: one end, deviating from the transmission frame (11), of the rack (1) is horizontally provided with a conveyor belt (12), a layer of flexible cleaning cloth (16) is laid on the conveyor belt (12), a cover shell (17) is arranged at the upper end of the conveyor belt, and a fan (18) is arranged on the top wall of the cover shell (17).
8. The airtightness detection apparatus for the fuel tank inspection process according to claim 1, wherein: a filter screen (64) is horizontally arranged on the inner wall of the upper end of the water tank (6), and the filter screen (64) is positioned above the pressing plate (62);
a strip-shaped slag discharge port (65) is formed in the side wall of the upper end of one side of the water tank (6), the bottom wall of the slag discharge port (65) is flush with the upper end face of the filter screen (64), a sealing plate (68) is embedded in the slag discharge port (65), and a containing box (7) located below the slag discharge port (65) is arranged on the outer wall of the water tank (6);
the opposite side upper end lateral wall of water tank (6) is provided with scraper blade (66), the both ends of scraper blade (66) are contradicted the inner wall of water tank (6), and the lower terminal surface is contradicted the up end of filter screen (64), and the outer wall of water tank (6) is provided with and is used for the drive fifth cylinder (67) that scraper blade (66) level slided.
9. The airtightness detection apparatus for the fuel tank inspection process according to claim 8, wherein: a plurality of support rods (69) are arranged between the scraper (66) and the sealing plate (68) at intervals.
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