CN115077814A - Sealing detection device for turbocharger - Google Patents
Sealing detection device for turbocharger Download PDFInfo
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- CN115077814A CN115077814A CN202210817178.XA CN202210817178A CN115077814A CN 115077814 A CN115077814 A CN 115077814A CN 202210817178 A CN202210817178 A CN 202210817178A CN 115077814 A CN115077814 A CN 115077814A
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- turbocharger
- air
- connecting rod
- workbench
- sealing
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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
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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Abstract
The invention relates to a sealing detection device, in particular to a sealing detection device for a turbocharger. The invention aims to provide a sealing detection device for a turbocharger, which is simple to operate. The invention aims to provide a sealing detection device for a turbocharger, which comprises a workbench, an air pressure leak detector, a placing seat, supporting blocks and the like, wherein the air pressure leak detector is connected to the rear side of the top of the workbench, the placing seat is connected to the middle of the upper part of the workbench, and the supporting blocks are arranged on the front side of the upper part of the workbench in a bilateral sliding mode. According to the invention, the motor is used as a driving force, the supporting block can be driven to move towards the inner side to clamp the shell of the turbocharger, the first sealing ring can seal the shell of the turbocharger, then outside air can be conveyed into the shell of the turbocharger through the air pump, and then the shell of the turbocharger is subjected to sealing detection through the air pressure leak detector, so that the operation is simple.
Description
Technical Field
The invention relates to a sealing detection device, in particular to a sealing detection device for a turbocharger.
Background
The turbocharger is actually an air compressor that increases the intake air amount by compressing air. The engine uses the inertia impulse force of the exhaust gas from the engine to push the turbine in the turbine chamber, the turbine drives the coaxial impeller, the impeller presses the air sent by the air filter pipeline, and the air is pressurized and enters the cylinder.
Patent application CN102279097B, published as 20131106, discloses a sealing device for turbocharger detection, including the shutoff core of connecting the bypass valve port of admitting air and detecting the connector, be located the cylindric base of sealing device one end for turbocharger detection, cup joint, be used for locking, sealed the position sleeve of shutoff core, set up lock nut and the O shape sealing washer in the bypass valve port of admitting air. The middle of the plugging core is provided with a middle through hole, the middle through hole in the plugging core is communicated with the air inlet bypass valve port, and the plugging core is abutted against the cylindrical base by a positioning sleeve sleeved on the outer side of the plugging core to form locking and sealing. When the locking handle is manually lifted or pressed down, the mechanism and the air inlet of the turbocharger can be locked and sealed. The mechanism adopts a locking nut, a locking handle and an O-shaped sealing ring for sealing at multiple positions. Although above-mentioned patent can realize sealing up the detection to turbo charger, above-mentioned patent adopts artifical manual lock nut or lock handle to seal up usually when using, and the operation is comparatively troublesome, and work efficiency is not high.
In view of the above, there is a need for a sealing detection device for a turbocharger, which is simple to operate, and is used to solve the above problems.
Disclosure of Invention
In order to overcome the defects that when the existing sealing detection device for the turbocharger is used, a nut or a locking handle needs to be manually locked to seal, and the operation is troublesome, the invention aims to provide the sealing detection device for the turbocharger, which is simple to operate.
The invention is realized by the following technical approaches:
a sealing detection device for a turbocharger comprises a workbench, an air pressure leak detector, a placing seat and a supporting block, air pressure sensor, seal assembly, aerify subassembly and switching subassembly, workstation top rear side is connected with the atmospheric pressure leak detector who is used for showing the atmospheric pressure value in the turbo charger casing, the seat is placed to workstation upper portion intermediate junction, workstation upper portion front side bilateral symmetry slidingtype is provided with the supporting shoe, all be connected with the air pressure sensor who is used for detecting the atmospheric pressure in the turbo charger casing in the middle of two supporting shoe inboards, be provided with on the supporting shoe and be used for carrying out the seal assembly sealed to turbo charger's casing, be provided with on the workstation and be used for carrying out the gas filled subassembly in turbo charger's the casing, be provided with the switching subassembly that is used for controlling the circulation of air on the gas filled subassembly, seal assembly can press from both sides turbo charger's casing and seal toward inboard motion.
Optionally, the sealing assembly comprises a first sealing ring, a rack, a motor and a gear, the inner sides of the two supporting blocks are connected with the first sealing ring, the bottoms of the two supporting blocks are connected with the rack, the motor is connected to the middle inside the workbench, the upper portion of an output shaft of the motor is connected with the gear, the two racks are meshed with the gear, the supporting blocks can drive the air pressure sensor and the first sealing ring to move inwards towards the inner side through the movement of the supporting blocks towards the inner side, the supporting blocks enable the shell of the turbocharger to be clamped tightly, and the first sealing ring can seal the shell of the turbocharger.
Optionally, the inflation assembly comprises an air pump, a gas pipe, a first gas pipe, a connecting block, a second gas pipe, a second sealing ring and an air cylinder, the lower part of the rear side of the air pressure leak detector is connected with the air pump, the rear side of the upper part of the workbench is connected with the gas pipe, the rear end of the gas pipe is connected and communicated with the lower end of the air pump, the first gas pipe is arranged and communicated in a sliding manner on the left side and the right side of the front side of the upper part of the gas pipe, the tops of the two first gas pipes are connected with the connecting block and communicated, the inner sides of the two connecting blocks are connected with the second gas pipe and communicated, the two second gas pipes are both positioned above the placing seat, the lower parts of the inner sides of the two second gas pipes are connected with the second sealing ring, the left side and the right side of the gas pipe are connected with the air cylinder, the top end of the telescopic rod of the left side of the air cylinder is connected with the bottom of the connecting block on the right side, and starting the air pump, wherein the air pump can convey outside air into the shell of the turbocharger, so that the shell of the turbocharger is subjected to sealing detection.
Optionally, the switching subassembly is including ball valve and handle, the equal rotary type in the inboard lower part of two second intake pipes is provided with the ball valve, the second intake pipe is stopped up to the ball valve is inside, two ball valve front sides all are connected with the handle, first through-hole has all been opened on two ball valve rear side upper portions, the second through-hole has all been opened to two second intake pipe rear side lower parts, left first through-hole and left second through-hole intercommunication, the first through-hole on right side and the second through-hole intercommunication on right side, the back is opened to ball valve corotation 90 degrees, the ball valve no longer blocks the second intake pipe, outside air can enter into in the gas transmission pipe.
Optionally, still including being used for carrying out the locating component who fixes a position turbo charger's casing, locating component is including the guide arm, the locating piece, first spring and contact arm, symmetrical formula is connected with the guide arm around workstation upper portion, equal slidingtype is provided with the locating piece on two guide arms, all around having first spring on two guide arms, the both ends of first spring are connected with the locating piece outside and workstation respectively, symmetrical formula is connected with the contact arm around two supporting shoe lower parts are equal, the contact arm can contact with the locating piece toward inboard motion, thereby the extrusion locating piece is toward the inboard motion, and then can fix a position turbo charger's casing.
Optionally, the protection device further comprises a protection assembly for preventing the shell fragments of the turbocharger from splashing to cut people nearby, the protection assembly comprises a protection plate, a first connecting rod, a baffle, a second connecting rod and a second spring, the protection plate is connected between the lower parts of the two second air inlet pipes, the first connecting rod is rotatably arranged on the upper part of the front side of the protection plate, the baffle is connected to the middle part of the first connecting rod, the second connecting rods are slidably arranged on the left and right sides of the front part of the protection plate, the left side of the first connecting rod is slidably connected with the left second connecting rod, the right side of the first connecting rod is slidably connected with the right second connecting rod, the second connecting rod moves downwards to contact with the workbench, the second spring is connected between the middle part of the left second connecting rod and the left side of the protection plate, the second spring is also connected between the middle part of the right second connecting rod and the right side of the protection plate, and the first connecting rod can drive the baffle to rotate forwards, the baffle plate can block the front side of the workbench, and if the shell of the turbocharger is broken, the phenomenon that fragments splash to cut nearby people can be avoided.
Optionally, still including being used for driving two ball valve synchronous rotating's synchronizing assembly, synchronizing assembly is including the head rod, the belt pulley, driving belt and second connecting rod, left ball valve rear side is connected with the head rod, the ball valve rear side on right side is connected with the second connecting rod, the head rod all is connected with the belt pulley with second connecting rod rear side, around there being driving belt on two belt pulleys, when left ball valve rotates, can drive the head rod and rotate, ball valve corotation on right side is driven through belt pulley and driving belt, thereby make two ball valves rotate simultaneously.
Optionally, the first spring is an extension spring.
Compared with the prior art, the invention has the following advantages:
1. according to the invention, the motor is used as a driving force, the supporting block can be driven to move towards the inner side to clamp the shell of the turbocharger, the first sealing ring can seal the shell of the turbocharger, then outside air can be conveyed into the shell of the turbocharger through the air pump, and then the shell of the turbocharger is subjected to sealing detection through the air pressure leak detector, so that the operation is simple.
2. When the contact rod moves towards the inner side, the positioning block can be extruded to move towards the inner side, so that the shell of the turbocharger can be pushed to slightly move, the aim of positioning the shell of the turbocharger is fulfilled, and the support block can accurately clamp the shell of the turbocharger.
3. The baffle plate rotates forwards to block the front side of the workbench, so that when the shell of the turbocharger is inflated, if the shell of the turbocharger is broken, the situation that fragments splash to cut nearby people can be avoided, and the safety is high.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a schematic view of the installation of the seal assembly of the present invention.
FIG. 4 is a schematic view of the installation of the inflation assembly of the present invention.
FIG. 5 is a schematic view of another embodiment of the inflation assembly of the present invention.
Fig. 6 is a schematic view showing the installation of the opening and closing assembly of the present invention.
Fig. 7 is a partial sectional structural view of the opening and closing assembly of the present invention.
Fig. 8 is a schematic view of the installation of the positioning assembly of the present invention.
Fig. 9 is a schematic view of the installation of the shield assembly of the present invention.
Fig. 10 is an enlarged schematic view of the structure at a of the present invention.
Fig. 11 is a schematic perspective view of a portion of the shield assembly of the present invention.
FIG. 12 is a schematic view of the installation of the synchronizing assembly of the present invention.
Part names and serial numbers in the figure: 1_ workbench, 2_ air pressure leak detector, 3_ placing seat, 4_ supporting block, 5_ air pressure sensor, 6_ sealing component, 61_ first sealing ring, 62_ rack, 63_ motor, 64_ gear, 7_ inflation component, 71_ air pump, 72_ air pipe, 73_ first air inlet pipe, 74_ connecting block, 75_ second air inlet pipe, 76_ second sealing ring, 77_ air cylinder, 8_ opening and closing component, 81_ ball valve, 82_ handle, 83_ first through hole, 84_ second through hole, 9_ positioning component, 91_ guide rod, 92_ positioning block, 93_ first spring, 94_ contact rod, 10_ protective component, 101_ protective plate, 102_ first connecting rod, 103_ baffle, 104_ second connecting rod, 105_ second spring, 11_ synchronization component, 111_ first connecting rod, 112_ belt pulley, 113_ transmission component, and 114_ second connecting rod.
Detailed Description
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Example 1
The utility model provides a turbo charger is with sealed detection device, refer to fig. 1-7 and show, including workstation 1, atmospheric pressure leak detector 2, place seat 3, supporting shoe 4, baroceptor 5, seal assembly 6, inflatable component 7 and switching subassembly 8, workstation 1 top rear side is connected with atmospheric pressure leak detector 2, the welding has in the middle of the 1 upper portion of workstation to place seat 3, workstation 1 upper portion front side bilateral symmetry slidingtype is provided with supporting shoe 4, all be connected with baroceptor 5 in the middle of two supporting shoe 4 inboards, baroceptor 5 can respond to the atmospheric pressure of the turbo charger casing left and right sides, the atmospheric pressure value of sensing will show on atmospheric pressure leak detector 2, be provided with seal assembly 6 on supporting shoe 4, be provided with inflatable component 7 on the workstation 1, inflatable component 7 is last to be provided with switching subassembly 8.
Referring to fig. 1 and 3, the sealing assembly 6 includes a first sealing ring 61, a rack 62, a motor 63 and a gear 64, the inner sides of the two supporting blocks 4 are connected with the first sealing ring 61, the supporting blocks 4 move inwards to drive the air pressure sensor 5 and the first sealing ring 61 to move inwards, the first sealing ring 61 can seal the housing of the turbocharger, the bottoms of the two supporting blocks 4 are connected with the rack 62, the motor 63 is bolted in the middle of the inside of the workbench 1, the upper part of an output shaft of the motor 63 is connected with the gear 64, and the two racks 62 are engaged with the gear 64.
Referring to fig. 1, 4 and 5, the inflation assembly 7 includes an air pump 71, air pipes 72, a first air pipe 73, a connecting block 74, a second air pipe 75, a second sealing ring 76 and an air cylinder 77, the air pump 71 is connected to the lower portion of the rear side of the air pressure leak detector 2, the air pump 71 is started, the air pump 71 can deliver outside air into the housing of the turbocharger, so as to detect the sealing performance of the housing of the turbocharger, the air pipes 72 are connected to the rear side of the upper portion of the workbench 1, the rear ends of the air pipes 72 are connected and communicated with the lower end of the air pump 71, the first air pipes 73 are slidably arranged on the left and right sides of the front side of the upper portion of the air pipes 72 and communicated with each other, the tops of the two first air pipes 73 are connected with the connecting block 74 and communicated with each other, the inner sides of the two connecting blocks 74 are connected with each other by the second air pipes 75 and located above the placing seat 3, the lower portions of the inner sides of the two second air pipes 75 are connected with the second sealing rings 76, the cylinder 77 has all been bolted to the left and right sides of gas-supply pipe 72 front side, and the telescopic link top and the left connecting block 74 bottom of left cylinder 77 are connected, and the telescopic link top and the right connecting block 74 bottom of the cylinder 77 on right side are connected.
Referring to fig. 1, 6 and 7, the opening and closing assembly 8 includes a ball valve 81 and a handle 82, the ball valve 81 is rotatably disposed on the lower portion of the inner side of the two second air inlet pipes 75, the ball valve 81 blocks the interior of the second air inlet pipes 75, and people can open the ball valve 81 in a forward rotation manner by 90 degrees, so that the ball valve 81 does not block the second air inlet pipes 75, that is, external air can be delivered into the housing of the turbocharger, the handle 82 is welded on the front side of the two ball valves 81, the upper portions of the rear sides of the two ball valves 81 are provided with first through holes 83, the lower portions of the rear sides of the two second air inlet pipes 75 are provided with second through holes 84, the first through holes 83 on the left side are communicated with the second through holes 84 on the left side, and the first through holes 83 on the right side are communicated with the second through holes 84 on the right side.
When the device is needed to be used, people firstly place a shell of the turbocharger on the placing seat 3, then start the motor 63, control the output shaft of the motor 63 to rotate forward, the output shaft of the motor 63 rotates forward to drive the gear 64 to rotate forward, the gear 64 rotates forward to drive the rack 62 to move inwards, the rack 62 moves inwards to drive the supporting block 4 to move inwards, the supporting block 4 moves inwards to drive the air pressure sensor 5 and the first sealing ring 61 to move inwards, so that the supporting block 4 clamps the shell of the turbocharger, the first sealing ring 61 can seal the shell of the turbocharger, then people close the motor 63, the air pressure sensor 5 can sense the air pressure on the left side and the right side of the shell of the turbocharger, the sensed air pressure value is displayed on the air pressure leak detector 2, then people can start the air cylinder 77, control the telescopic rod of the air cylinder 77 to shorten, and drive the connecting block 74 to move downwards, the connecting block 74 moves downwards to drive the first air inlet pipe 73 and the second air inlet pipe 75 to move downwards, so that the second air inlet pipe 75 is in contact with an air inlet of the turbocharger, then people close the air cylinder 77, then hold the handle 82 tightly to rotate the ball valve 81 forward for 90 degrees to open, so that the ball valve 81 does not block the second air inlet pipe 75 any more, at the moment, people can start the air pump 71, the air pump 71 can convey outside air into the air conveying pipe 72, the air in the air conveying pipe 72 can enter the shell of the turbocharger through the first air inlet pipe 73, the connecting block 74 and the second air inlet pipe 75, when an air pressure value on the air pressure leak detector 2 changes, the sealing performance of the shell of the turbocharger is unqualified, when an air pressure value on the air pressure leak detector 2 does not change, the sealing performance of the shell of the turbocharger is qualified, and the sealing performance detection of the shell of the turbocharger can be carried out, after the tightness detection is completed, people turn off the air pump 71, then start the air cylinder 77, control the extension of the telescopic rod of the air cylinder 77 to drive the connecting block 74 to move upwards, the connecting block 74 moves upwards to drive the first air inlet pipe 73 and the second air inlet pipe 75 to move upwards to reset, so that the second air inlet pipe 75 is separated from the air inlet of the turbocharger shell, then turn off the air cylinder 77, then people hold the handle 82 to reverse the ball valve 81 to enable the ball valve 81 to block the second air inlet pipe 75 again, redundant air in the second air inlet pipe 75 is discharged through the first through hole 83 and the second through hole 84, then start the motor 63, control the output shaft of the motor 63 to reverse, the output shaft of the motor 63 to reverse to drive the gear 64 to reverse, the gear 64 to reverse to drive the rack 62 to move outwards, the rack 62 to move outwards to drive the supporting block 4 to move outwards, the supporting block 4 to move outwards to drive the air pressure sensor 5 and the first sealing ring 61 to move outwards to reset, so that the support block 4 is separated from the housing of the turbocharger, then the motor 63 is turned off, and the detected turbocharger is taken away.
Example 2
On the basis of embodiment 1, refer to fig. 1 and 8, the turbocharger further comprises a positioning assembly 9, the positioning assembly 9 comprises a guide rod 91, a positioning block 92, a first spring 93 and a contact rod 94, the guide rods 91 are welded on the upper portion of the workbench 1 in a front-back symmetrical manner, the positioning blocks 92 are arranged on the two guide rods 91 in a sliding manner, the positioning block 92 moves inwards and can be in contact with a shell of the turbocharger, so that the purpose of positioning the shell of the turbocharger is achieved, the first spring 93 is wound on the two guide rods 91, two ends of the first spring 93 are respectively connected with the outer side of the positioning block 92 and the workbench 1, the first spring 93 is an extension spring, the extension spring has certain elasticity and can drive the positioning block 92 to reset, the lower portions of the two supporting blocks 4 are respectively connected with the contact rods 94 in a front-back symmetrical manner, and the contact rods 94 move inwards and can be in contact with the positioning block 92.
When supporting shoe 4 moves to the inboard, can drive contact lever 94 and move to the inboard, make contact lever 94 and locating piece 92 contact, contact lever 94 can extrude locating piece 92 and move to the inboard, guide rod 91 plays the guide effect, first spring 93 is tensile, make the inboard casing contact with turbo charger of locating piece 92, thereby can promote turbo charger's casing removal a little, reach the purpose of fixing a position turbo charger's casing, make supporting shoe 4 can be accurate press from both sides turbo charger's casing tightly, when supporting shoe 4 moves to the outside, can drive contact lever 94 and move to the outside, make contact lever 94 and locating piece 92 separation, first spring 93 reconversion, it resets to drive locating piece 92 and move to the outside, make locating piece 92 and turbo charger's casing separation, then people will detect turbo charger take away can.
Referring to fig. 1, 9, 10 and 11, the protection assembly 10 further includes a protection plate 101, a first connecting rod 102, a baffle 103, a second connecting rod 104 and a second spring 105, the protection plate 101 is welded between the lower portions of the two second air inlet pipes 75, the first connecting rod 102 is rotatably disposed at the upper portion of the front side of the protection plate 101, the baffle 103 is connected to the middle portion of the first connecting rod 102, the baffle 103 rotates forward to block the front side of the workbench 1, when the housing of the turbocharger is inflated, if the housing of the turbocharger is broken, the nearby people can be prevented from being cut by the splashed fragments, the second connecting rods 104 are slidably disposed at the left and right sides of the front portion of the protection plate 101, the left side of the first connecting rod 102 is slidably connected to the left second connecting rod 104, the right side of the first connecting rod 102 is slidably connected to the right second connecting rod 104, the second connecting rod 104 moves downward to contact with the workbench 1, a second spring 105 is connected between the middle of the left second link 104 and the left side of the guard plate 101, and a second spring 105 is also connected between the middle of the right second link 104 and the right side of the guard plate 101.
When the second air inlet pipe 75 moves downwards, the protection plate 101 is driven to move downwards, the protection plate 101 moves downwards to drive the second connecting rod 104 and the first connecting rod 102 to move downwards, the first connecting rod 102 moves downwards to drive the baffle 103 to move downwards, when the second connecting rod 104 is in contact with the workbench 1, the second connecting rod 104 stops moving downwards, the first connecting rod 102, the baffle 103 and the second connecting rod 104 continue moving downwards, the second spring 105 is compressed, the second connecting rod 104 drives the first connecting rod 102 to rotate forwards, the first connecting rod 102 rotates forwards to drive the baffle 103 to rotate forwards, so that the baffle 103 blocks the front side of the workbench 1, when the shell of the turbocharger is inflated, if the shell of the turbocharger breaks, the fragments can be prevented from splashing to cut people nearby, when the second air inlet pipe 75 moves upwards, the protection plate 101 is driven to move upwards, the protection plate 101 moves upwards to drive the first connecting rod 102 to move upwards, first connecting rod 102 moves upward and drives baffle 103 to move upward and reset, and second spring 105 restores to the original state this moment, and simultaneously, second connecting rod 104 drives first connecting rod 102 reversal, and first connecting rod 102 reversal drives baffle 103 reversal and resets for baffle 103 no longer blocks workstation 1 front side, then guard plate 101 can drive second connecting rod 104 and move upward and reset.
Referring to fig. 1 and 12, the synchronous component 11 is further included, the synchronous component 11 includes a first connecting rod 111, a belt pulley 112, a transmission belt 113 and a second connecting rod 114, the first connecting rod 111 is welded to the rear side of the left ball valve 81, the second connecting rod 114 is welded to the rear side of the right ball valve 81, the belt pulleys 112 are connected to the rear sides of the first connecting rod 111 and the second connecting rod 114, the transmission belt 113 is wound on the two belt pulleys 112, the left ball valve 81 rotates in the forward direction to be opened, so that the right ball valve 81 rotates in the forward direction to be opened, and the two ball valves 81 rotate in the forward direction to be opened simultaneously.
When people need to open the ball valve 81 in the forward rotation mode, firstly, the ball valve 81 on the left side in the forward rotation mode is opened, the ball valve 81 on the left side in the forward rotation mode drives the first connecting rod 111 to rotate in the forward rotation mode, the first connecting rod 111 rotates in the forward rotation mode to drive the ball valve 81 on the right side to rotate in the forward rotation mode through the belt pulley 112 and the transmission belt 113, so that the two ball valves 81 rotate in the forward rotation mode simultaneously to be opened, the two ball valves 81 can be closed simultaneously by repeating the operations, and therefore the situation that air continues to enter the shell of the turbocharger due to the fact that one of the ball valves 81 is not closed timely can be avoided.
The technical principle of the embodiment of the present invention is described above in conjunction with the specific embodiments. The description is only intended to explain the principles of embodiments of the invention and should not be taken in any way as limiting the scope of the embodiments of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.
Claims (8)
1. A sealing detection device for a turbocharger comprises a workbench (1), an air pressure leak detector (2), a placing seat (3), supporting blocks (4) and an air pressure sensor (5), wherein the air pressure leak detector (2) for displaying an air pressure value in a turbocharger shell is connected to the rear side of the top of the workbench (1), the placing seat (3) is connected to the middle of the upper portion of the workbench (1), the supporting blocks (4) are arranged on the front side of the upper portion of the workbench (1) in a bilateral symmetry sliding mode, the air pressure sensor (5) for detecting the air pressure in the turbocharger shell is connected to the middle of the inner sides of the two supporting blocks (4), the sealing detection device is characterized by further comprising a sealing component (6), an inflating component (7) and an opening and closing component (8), the sealing component (6) for sealing the turbocharger shell is arranged on the supporting blocks (4), an air charging assembly (7) used for charging air in a shell of the turbocharger is arranged on the workbench (1), an opening and closing assembly (8) used for controlling air circulation is arranged on the air charging assembly (7), and the sealing assembly (6) moves towards the inner side and can clamp and seal the shell of the turbocharger.
2. The seal detection device for the turbocharger according to claim 1, wherein the seal assembly (6) comprises a first seal ring (61), a rack (62), a motor (63) and a gear (64), the first seal ring (61) is connected to the inner sides of the two support blocks (4), the racks (62) are connected to the bottoms of the two support blocks (4), the motor (63) is connected to the middle inside the workbench (1), the gear (64) is connected to the upper portion of an output shaft of the motor (63), the two racks (62) are meshed with the gear (64), the inward movement of the support blocks (4) can drive the air pressure sensor (5) and the first seal ring (61) to move inwards, the support blocks (4) clamp the housing of the turbocharger, and the first seal ring (61) can seal the housing of the turbocharger.
3. The seal detection device for the turbocharger as in claim 2, wherein the inflation assembly (7) comprises an air pump (71), air pipes (72), first air inlet pipes (73), a connecting block (74), second air inlet pipes (75), a second sealing ring (76) and an air cylinder (77), the lower portion of the rear side of the air pressure leak detector (2) is connected with the air pump (71), the air pipes (72) are connected with the rear side of the upper portion of the workbench (1), the rear ends of the air pipes (72) are connected and communicated with the lower end of the air pump (71), the first air inlet pipes (73) are arranged on and communicated with the left side and the right side of the front side of the upper portion of the air pipes (72) in a sliding manner, the tops of the two first air inlet pipes (73) are connected and communicated with the connecting block (74), the inner sides of the two connecting blocks (74) are connected and communicated with the second air inlet pipes (75), the two second air inlet pipes (75) are both located above the placing seat (3), two second intake pipe (75) inboard lower parts all are connected with second sealing washer (76), the left and right sides of gas-supply pipe (72) front side all is connected with cylinder (77), the telescopic link top and the left connecting block (74) bottom of left cylinder (77) are connected, the telescopic link top and the connecting block (74) bottom on right side of cylinder (77) on right side are connected, start air pump (71), air pump (71) can be with external air transport to in turbocharger's the casing, thereby carry out the leakproofness to turbocharger's casing and detect.
4. The sealing detection device for the turbocharger according to claim 3, wherein the opening and closing assembly (8) comprises a ball valve (81) and a handle (82), the ball valve (81) is rotatably arranged at the lower part of the inner side of each of the two second air inlet pipes (75), the ball valve (81) blocks the interior of each of the two second air inlet pipes (75), the handle (82) is connected to the front side of each of the two ball valves (81), first through holes (83) are respectively formed in the upper parts of the rear sides of the two ball valves (81), second through holes (84) are respectively formed in the lower parts of the rear sides of the two second air inlet pipes (75), the first through hole (83) on the left side is communicated with the second through hole (84) on the left side, the first through hole (83) on the right side is communicated with the second through hole (84) on the right side, and the ball valve (81) is opened at an angle of 90 degrees in the positive rotation, the ball valve (81) no longer blocks the second air inlet pipe (75), and outside air can enter the air delivery pipe (72).
5. The seal detection device for the turbocharger according to claim 4, further comprising a positioning assembly (9) for positioning a housing of the turbocharger, wherein the positioning assembly (9) comprises guide rods (91), positioning blocks (92), first springs (93) and contact rods (94), the guide rods (91) are symmetrically connected to the front and back of the upper portion of the workbench (1), the positioning blocks (92) are arranged on the two guide rods (91) in a sliding manner, the first springs (93) are wound on the two guide rods (91), two ends of each first spring (93) are respectively connected to the outer sides of the positioning blocks (92) and the workbench (1), the contact rods (94) are symmetrically connected to the front and back of the lower portions of the two support blocks (4), and the contact rods (94) can contact the positioning blocks (92) when moving inwards, thereby the extrusion positioning block (92) moves towards the inner side, and the shell of the turbocharger can be positioned.
6. The sealing detection device for the turbocharger according to claim 5, further comprising a protection assembly (10) for preventing the housing fragments of the turbocharger from splashing to cut people nearby, wherein the protection assembly (10) comprises a protection plate (101), a first connecting rod (102), a baffle (103), a second connecting rod (104) and a second spring (105), the protection plate (101) is connected between the lower parts of the two second air inlet pipes (75), the first connecting rod (102) is rotatably arranged on the upper part of the front side of the protection plate (101), the baffle (103) is connected to the middle part of the first connecting rod (102), the second connecting rods (104) are slidably arranged on the left and right sides of the front part of the protection plate (101), the left side of the first connecting rod (102) is slidably connected with the second connecting rod (104) on the left side, the right side of the first connecting rod (102) is slidably connected with the second connecting rod (104) on the right side, second connecting rod (104) downstream can contact with workstation (1), be connected with second spring (105) between left second connecting rod (104) middle part and guard plate (101) left side, also be connected with second spring (105) between second connecting rod (104) middle part on right side and guard plate (101) right side, first connecting rod (102) corotation can drive baffle (103) and rotate forward for baffle (103) block workstation (1) front side, if turbo charger's casing takes place cracked, can avoid the piece to splash and cut near people.
7. The seal detection device for the turbocharger according to claim 6, further comprising a synchronization component (11) for driving the two ball valves (81) to synchronously rotate, wherein the synchronization component (11) comprises a first connecting rod (111), a belt pulley (112), a transmission belt (113) and a second connecting rod (114), the first connecting rod (111) is connected to the rear side of the left ball valve (81), the second connecting rod (114) is connected to the rear side of the right ball valve (81), the belt pulleys (112) are connected to the rear sides of the first connecting rod (111) and the second connecting rod (114), the transmission belt (113) is wound on the two belt pulleys (112), and when the left ball valve (81) rotates, the first connecting rod (111) can be driven to rotate, the right ball valve (81) is driven to rotate forwards through the belt pulley (112) and the transmission belt (113), so that the two ball valves (81) rotate simultaneously.
8. The seal detecting device for a turbocharger as claimed in claim 5, wherein the first spring (93) is an extension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210817178.XA CN115077814A (en) | 2022-07-12 | 2022-07-12 | Sealing detection device for turbocharger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210817178.XA CN115077814A (en) | 2022-07-12 | 2022-07-12 | Sealing detection device for turbocharger |
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| CN115077814A true CN115077814A (en) | 2022-09-20 |
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| CN202210817178.XA Pending CN115077814A (en) | 2022-07-12 | 2022-07-12 | Sealing detection device for turbocharger |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615629A (en) * | 2022-11-03 | 2023-01-17 | 江苏华培动力科技有限公司 | Airtightness tester for intermediate shell of turbocharger |
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- 2022-07-12 CN CN202210817178.XA patent/CN115077814A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615629A (en) * | 2022-11-03 | 2023-01-17 | 江苏华培动力科技有限公司 | Airtightness tester for intermediate shell of turbocharger |
| CN115615629B (en) * | 2022-11-03 | 2024-04-02 | 江苏华培动力科技有限公司 | Air tightness tester for middle shell of turbocharger |
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