CN216925962U

CN216925962U - Pipe airtightness detection device

Info

Publication number: CN216925962U
Application number: CN202220610579.3U
Authority: CN
Inventors: 杨文娟; 罗世洪; 唐文全; 蒲兵
Original assignee: Sichuan Pairs Anticorrosion Material Co ltd
Current assignee: Sichuan Pairs Anticorrosion Material Co ltd
Priority date: 2022-03-19
Filing date: 2022-03-19
Publication date: 2022-07-08
Anticipated expiration: 2032-03-19

Abstract

The utility model relates to a tubular product gas tightness detection device, it includes frame and basin, the basin sets up in the frame, it is provided with the pivot to rotate in the frame, the pivot rotates the top of setting at the basin, be provided with in the frame and be used for driving pivot pivoted first driving piece, the both sides of pivot are all fixed and are provided with the support frame, be provided with the piece of placing that is used for placing tubular product on the support frame, be provided with in the pivot and be used for shutoff tubular product both ends and inject the shutoff subassembly of tubular product position, one side of frame is provided with the air feed mechanism that is used for the air feed in to tubular product. Place tubular product on placing the piece, seal up the both ends of tubular product, aerify in air feed mechanism to tubular product, then rotate through first driving piece drive pivot, the pivot drives the support frame rotation on one side, with tubular product submergence in the basin, if tubular product has hole or crack, tubular product defect department can produce the bubble, can place another tubular product on the piece of placing of pivot opposite side simultaneously, is favorable to improving detection efficiency.

Description

Pipe airtightness detection device

Technical Field

The application relates to the technical field of pipe production, in particular to a pipe air tightness detection device.

Background

The pipe is used as a material for manufacturing the pipe fitting, and different pipe fittings need to be used. When the pipe is used, the pipe is mostly required to have good air tightness, and the sealing performance of the pipe directly influences the quality of the pipe.

Chinese patent No. CN213874837U discloses a device for detecting air tightness of pipes, which comprises: the pipe fitting lifting device comprises a rack, a water tank arranged on the rack, a placing table arranged in the water tank and extending along the length direction of the water tank, a height adjusting mechanism arranged on the placing table, clamping mechanisms arranged at two ends of the placing table, an air supply mechanism communicated with one end of a pipe and a lifting mechanism arranged below the rack, wherein the lifting mechanism is connected with the lower part of the placing table and used for driving the placing table to move up and down; placing the tubular product on the support frame, controlling the operation of the clamping mechanism through the control cabinet, clamping two ends of the tubular product, sealing the tubular product, supplying gas to the inside of the tubular product through the gas supply mechanism, filling the inside of the tubular product with gas, controlling the operation of the lifting mechanism through the control cabinet, descending the placing table, further immersing the tubular product in water, and generating bubbles at the defect position of the tubular product if the tubular product has holes or cracks. After the detection is finished, the air supply valve on the air supply mechanism is closed, the placing table is lifted to enable the pipe to be exposed out of the water surface, the clamping mechanism is loosened, and the pipe is taken out.

Aiming at the related technology, the device is started for detection after the device is shut down and the pipes are placed on the support frame at each detection, so that the device can only detect one pipe once in operation, and the detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve detection efficiency, the application provides a tubular product gas tightness detection device.

The application provides a tubular product gas tightness detection device adopts following technical scheme:

the utility model provides a tubular product gas tightness detection device, includes frame and basin, the basin sets up in the frame, it is provided with the pivot to rotate in the frame, the pivot rotates the top of setting at the basin, be provided with in the frame and be used for driving pivot pivoted first driving piece, the both sides of pivot are all fixed and are provided with the support frame, be provided with the piece of placing that is used for placing tubular product on the support frame, be provided with in the pivot and be used for shutoff tubular product both ends and injecing the shutoff subassembly of tubular product position, one side of frame is provided with the air feed mechanism that is used for the air feed in to tubular product.

Through adopting the above technical scheme, when carrying out the gas tightness detection to tubular product, place tubular product on the piece of placing that is located pivot one side, carry out the centre gripping through the both ends butt of shutoff subassembly to tubular product fixedly, through sealing up the both ends of tubular product, then aerify in to tubular product through air feed mechanism, make the inside gas that is full of tubular product, then rotate through first driving piece drive pivot, the pivot drives the support frame that is located pivot one side and rotates, with tubular product submergence in the basin, if tubular product has hole or crack, tubular product defect department can the gassing, the support frame upset that is located the pivot opposite side simultaneously, can place another tubular product on the piece of placing that is located the pivot opposite side when observing the condition of tubular product in the basin, need not shut down the material loading, can place the tubular product that waits to detect towards placing on the piece in succession, be favorable to improve detection efficiency.

Optionally, the shutoff subassembly includes fixed block and butt piece, the fixed one end that sets up in the pivot of fixed block, the fixed block be used for with the one end butt of tubular product, the butt piece slides along the direction of being close to or keeping away from the fixed block and sets up the other end in the pivot, be provided with in the pivot and be used for driving the gliding second driving piece of butt piece, the butt piece be used for with the other end butt of tubular product.

Through adopting above-mentioned technical scheme, behind the one end of tubular product and the fixed block butt, through driving the second driving piece, the second driving piece drive butt piece slides to the direction that is close to the fixed block, supports tightly until the other end of butt piece and tubular product, and fixed block and butt piece play the effect of the fixed tubular product of centre gripping jointly, and fixed block and butt piece seal the both ends of tubular product respectively simultaneously.

Optionally, the second driving piece sets up to driving actuating cylinder, it is fixed to set up in the pivot to drive actuating cylinder, it has the connecting rod to articulate on driving actuating cylinder's the piston rod, the connecting rod rotates and sets up in the pivot, the sliding hole has all been seted up along the length direction of connecting rod in the both ends of connecting rod, it is provided with the articulated shaft to slide in the sliding hole, drive actuating cylinder's piston rod and one epaxial articulated shaft fixed connection of connecting rod, the connecting rod is kept away from and is driven an epaxial articulated shaft fixedly connected with link of actuating cylinder, the butt joint piece sets up on the link.

Through adopting above-mentioned technical scheme, deflect through driving actuating cylinder drive connecting rod, the connecting rod drives the link and slides along the direction of being close to or keeping away from the fixed block, and the link drives the butt piece and slides for the one end butt of butt piece and tubular product drives the fixed setting of actuating cylinder and is favorable to preventing to drive actuating cylinder and changes over to the basin in the pivot, is favorable to protective apparatus.

Optionally, the air supply mechanism comprises an air pump, an air pipe is arranged on the air pump in a communicated mode, and the air pipe penetrates through the fixing block and is used for being communicated with the pipe.

Through adopting above-mentioned technical scheme, the air pump is aerifyd in to tubular product through the trachea, and tubular product submergence is in the aquatic in the basin, if tubular product has hole or crack, tubular product defect department can produce the bubble, detects the gas tightness of tubular product through the production condition of observing the bubble.

Optionally, a pressing plate is slidably arranged on the placing block along a direction close to or far away from the placing block, the pressing plate is used for abutting against the pipe, and a third driving piece used for driving the pressing plate to slide is arranged on the supporting frame.

Through adopting above-mentioned technical scheme, slide along the direction of being close to placing the piece through third driving piece drive press the clamp plate and make press clamp plate and tubular product butt, tubular product drops from placing the piece when being favorable to preventing that the pivot from rotating, detects to finish the back and slides along the direction of keeping away from placing the piece through third driving piece drive press the clamp plate, is convenient for take off tubular product from placing the piece.

Optionally, the fixed block is close to fixedly on the lateral wall of butt piece and is provided with first sealed the pad, first sealed pad be used for with the one end butt of tubular product, the trachea link up first sealed pad be used for with tubular product intercommunication, the butt piece is close to fixedly on the lateral wall of fixed block and is provided with the sealed pad of second, the sealed pad of second is used for with the other end butt of tubular product.

Through adopting above-mentioned technical scheme, first sealed pad and second sealed pad respectively with the both ends butt of tubular product, are favorable to increasing the sealed effect to tubular product.

Optionally, a clamping groove for clamping the pipe is formed in the side wall, close to the pressing plate, of the placing block.

Through adopting above-mentioned technical scheme, draw-in groove and tubular product looks adaptation, the draw-in groove just can hold tubular product, is favorable to further fixed tubular product to prevent that tubular product from rocking, convenient operation.

Optionally, an illuminating lamp for illuminating the water tank is fixedly arranged on one side of the rack.

Through adopting above-mentioned technical scheme, the light is to the interior light filling of basin, makes things convenient for the staff to observe whether there is the bubble to produce in the basin, is favorable to increasing the degree of accuracy that detects.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the air tightness of the pipe is detected, the pipe is placed on the placing block on one side of the rotating shaft, the two ends of the pipe are abutted and clamped and fixed through the plugging assembly, the two ends of the pipe are sealed, the pipe is inflated through the air supply mechanism, so that the interior of the pipe is filled with air, the rotating shaft is driven to rotate through the first driving piece, the rotating shaft drives the supporting frame on one side of the rotating shaft to rotate, the pipe is immersed in the water tank, if the pipe has a hole or a crack, bubbles can be generated at the defect position of the pipe, meanwhile, the supporting frame on the other side of the rotating shaft is overturned, when the condition of the pipe in the water tank is observed, the other pipe can be placed on the placing block on the other side of the rotating shaft, the machine is not required to be stopped for feeding, the pipe to be detected can be placed on the placing block continuously, and the detection efficiency is improved;

2. after one end of the pipe is abutted to the fixed block, the second driving piece is driven to drive the abutting block to slide towards the direction close to the fixed block until the abutting block abuts against the other end of the pipe, the fixed block and the abutting block play a role of clamping and fixing the pipe together, and meanwhile, the fixed block and the abutting block respectively seal two ends of the pipe;

3. the air pump is started, the pipe is inflated through the air pipe, the pipe is immersed in water in the water tank, if the pipe has a hole or a crack, the defect of the pipe can generate bubbles, and the air tightness of the pipe is detected by observing the generation condition of the bubbles.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic structural diagram mainly showing a support frame, a placing block and a pressing plate in the embodiment of the present application;

FIG. 3 is a schematic structural diagram mainly showing a fixing block and an air supply mechanism in the embodiment of the present application;

fig. 4 is a schematic structural diagram mainly showing the abutting block and the driving cylinder in the embodiment of the application.

Description of reference numerals: 11. a frame; 111. a column; 112. a base plate; 113. a bolt; 114. placing the box; 12. a water tank; 13. an air pump; 131. an air tube; 1311. a branch pipe; 14. a side plate; 15. a lighting lamp; 21. a rotating shaft; 22. a motor; 23. a pipe; 31. a support frame; 311. a transverse plate; 312. erecting a rod; 32. a supporting seat; 41. placing the blocks; 411. a card slot; 42. a pressing plate; 421. a yielding groove; 43. a screw; 44. a nut; 5. a plugging component; 51. a fixed block; 511. a first gasket; 52. a butting block; 521. a second gasket; 61. a push-pull cylinder; 62. a driving cylinder; 71. a connecting rod; 711. a slide hole; 712. hinging shafts; 72. a strut; 73. a connecting frame; 731. connecting blocks; 732. a connecting plate; 733. a connecting cylinder.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pipe airtightness detection device.

Referring to fig. 1, a pipe airtightness detection device, including frame 11 and basin 12, frame 11 includes stand 111 and bottom plate 112, bolt 113 is worn to be equipped with by the screw thread on bottom plate 112, bottom plate 112 passes through bolt 113 to be fixed subaerial, stand 111 is fixed to be set up on the roof of bottom plate 112, the length direction of stand 111 is mutually perpendicular with the roof of bottom plate 112, basin 12 sets up in frame 11, basin 12 is made by stainless steel material, hold the pure water in the basin 12, be favorable to preventing rusty. Both ends of the water tank 12 are fixedly provided with a frame 11. An illuminating lamp 15 used for illuminating the inside of the water tank 12 is arranged on one side of the rack 11, a side plate 14 is arranged on one side of the rack 11, the side plate 14 is fixedly arranged on the ground, the height direction of the side plate 14 is parallel to the length direction of the upright post 111, the illuminating lamp 15 is fixedly arranged on the side wall, close to the water tank 12, of the side plate 14, and a plurality of illuminating lamps 15 are arranged along the length direction of the side plate 14.

Referring to fig. 1 and 2, a rotating shaft 21 is rotatably disposed on the frame 11, the rotating shaft 21 simultaneously rotates to penetrate through two vertical columns 111 disposed at two ends of the water tank 12, the rotating shaft 21 rotates to be disposed above the water tank 12, support frames 31 are fixedly disposed on two sides of the rotating shaft 21, each support frame 31 includes a transverse plate 311 and an upright rod 312, one end of each upright rod 312 is fixedly disposed on the rotating shaft 21, the length direction of each upright rod 312 is perpendicular to the length direction of the corresponding rotating shaft 21, and the bottom wall of the transverse plate 311 is fixedly disposed at one end of each upright rod 312 far from the corresponding rotating shaft 21. The plurality of support frames 31 are arranged along the length direction of the rotating shaft 21, and the support frames 31 on the two sides of the rotating shaft 21 are arranged oppositely.

Referring to fig. 2, a first driving member for driving the rotating shaft 21 to rotate is disposed on the frame 11, the first driving member is a motor 22, a placing box 114 is fixedly disposed on the upright 111, the motor 22 is fixedly disposed in the placing box 114, and an output shaft of the motor 22 penetrates through the placing box 114 and is coaxially and fixedly connected with the rotating shaft 21. The supporting frame 31 is provided with a placing block 41 for placing the tube 23, and the placing block 41 is fixedly arranged on the top wall of the transverse plate 311.

Referring to fig. 2, a pressing plate 42 is slidably disposed on the top wall of the placing block 41 along a direction close to or away from the placing block 41, the pressing plate 42 is close to the side wall of the placing block 41 and is used for abutting against the pipe 23, a screw 43 is disposed through a thread on the pressing plate 42, the screw 43 penetrates through the pressing plate 42, the pressing plate 42 is in threaded connection with the screw 43, a nut 44 is disposed on the side wall of the pressing plate 42 away from the placing block 41, the nut 44 is threadedly sleeved on the screw 43, and the nut 44 abuts against the pressing plate 42. The supporting frame 31 is provided with a third driving member for driving the pressing plate 42 to slide. The third driving member is arranged as a push-pull cylinder 61, the push-pull cylinder 61 is fixedly arranged on the vertical rod 312, and a piston rod of the push-pull cylinder 61 simultaneously penetrates through the transverse plate 311 and the bottom end of the placing block 41 and the screw 43.

Referring to fig. 2, place and offer the draw-in groove 411 that supplies tubular product 23 card to go into on the lateral wall that piece 41 is close to pressing plate 42, prevent that tubular product 23 from rocking on placing piece 41, draw-in groove 411 has seted up two in this application embodiment, and two draw-in grooves 411 are seted up in the both sides of screw rod 43 for can place two tubular product 23 on placing piece 41. The pressing plate 42 is close to and is offered the groove 421 of stepping down that is used for putting tubular product 23 on placing the lateral wall of piece 41, and when the pressing plate 42 with place piece 41 butt, the diapire of the groove 421 of stepping down all with tubular product 23 butt with the diapire of draw-in groove 411.

Referring to fig. 1 and 3, a supporting frame 31 is provided with a plugging assembly 5 for plugging two ends of a pipe 23 and limiting the position of the pipe 23, the plugging assembly 5 includes a fixing block 51 and an abutting block 52, two ends of a rotating shaft 21 are both fixedly provided with supporting seats 32, each end of the rotating shaft 21 is provided with two supporting seats 32, and the two supporting seats 32 are opposite to each other. Supporting seat 32 includes set square and L shaped plate, and the both sides of L shaped plate are all fixed and are provided with the set square, and two set squares are all fixed to be set up in pivot 21, and the L shaped plate includes vertical section and horizontal segment, vertical section and horizontal segment fixed connection and mutually perpendicular, and vertical section is fixed in pivot 21. The fixed block 51 is fixedly arranged at one end of the rotating shaft 21, the fixed block 51 is fixedly arranged on the horizontal section of the L-shaped plate, and the fixed block 51 is used for being abutted against one end of the pipe 23.

Referring to fig. 1 and 3, an air supply mechanism for supplying air into the pipe 23 is provided at one side of the frame 11. The air supply mechanism comprises an air pump 13, an air pipe 131 is arranged on the air pump 13 in a communicating mode, a branch pipe 1311 is arranged on the air pipe 131 in a communicating mode, the air pipe 131 penetrates through the fixing block 51 on one side of the rotating shaft 21 and is used for being communicated with the pipe 23, and the branch pipe 1311 penetrates through the fixing block 51 on the other side of the rotating shaft 21 and is used for being communicated with the pipe 23. The fixed block 51 is close to fixedly on the lateral wall of butt joint piece 52 and is provided with first sealed pad 511, and first sealed pad 511 is used for the one end butt with tubular product 23, and the trachea link up first sealed pad 511 and is used for communicating with tubular product 23, fixedly on the horizontal segment of L-shaped board being provided with and places piece 41.

Referring to fig. 4, the abutting block 52 is slidably disposed at the other end of the rotating shaft 21 along a direction close to or far away from the fixing block 51, the abutting block 52 is slidably disposed on a horizontal section of the L-shaped plate of the supporting seat 32 far away from the fixing block 51, a second driving member for driving the abutting block 52 to slide is disposed on the rotating shaft 21, the second driving member is disposed to be a driving cylinder 62, the driving cylinder 62 is fixedly disposed on the rotating shaft 21, a supporting rod 72 is fixedly disposed between the two triangular plates, and the supporting rod 72 is simultaneously and fixedly disposed in the two triangular plates in a penetrating manner. The piston rod of the driving cylinder 62 is hinged to a connecting rod 71, the connecting rod 71 is rotatably sleeved on a support rod 72, sliding holes 711 are formed in the two ends of the connecting rod 71 along the length direction of the connecting rod 71, the sliding holes 711 penetrate through the connecting rod 71, a hinge shaft 712 is slidably arranged in the sliding holes 711, and the piston rod of the driving cylinder 62 is fixedly connected with the two ends of the hinge shaft 712 on one end of the connecting rod 71.

Referring to fig. 4, a link frame 73 is fixedly connected to a hinge shaft 712 at an end of the connecting rod 71 remote from the driving cylinder 62, and the abutment block 52 is provided on the link frame 73. The connection frame 73 includes a connection block 731, a connection plate 732, and a connection cylinder 733, and the connection plate 732 is fixedly disposed on a horizontal section of the L-shaped plate of the support base 32 away from the fixed block 51. One end of the connecting block 731 is fixedly connected to both ends of the hinge shaft 712, the connecting tube 733 penetrates through the connecting plate 732 and the end of the connecting block 731 far away from the hinge shaft 712, and both the connecting block 731 and the connecting tube 733 are slidably disposed on the horizontal section of the L-shaped plate of the supporting seat 32 far away from the fixed block 51 along the sliding direction of the abutting block 52. The abutment block 52 is fixedly disposed at an end of the connector barrel 733 remote from the connector plate 732. The abutment block 52 is adapted to abut against the other end of the tube 23. A second gasket 521 is fixedly arranged on the side wall of the abutting block 52 close to the fixed block 51, and the second gasket 521 is used for abutting against the other end of the pipe 23.

The implementation principle of the pipe airtightness detection device in the embodiment of the application is as follows: when the air tightness of the pipe 23 is detected, the pipe 23 is placed on the placing block 41 positioned on the upper side of the rotating shaft 21, the fixing block 51 and the abutting block 52 are respectively abutted against two ends of the pipe 23 to clamp and fix the pipe 23, meanwhile, two ends of the pipe 23 are sealed, the push-pull air cylinder 61 pushes the pressing plate 42 to slide towards the direction close to the pipe 23 so that the pressing plate 42 is abutted against the pipe 23, the pipe 23 is further fixed, then the pipe 23 is inflated through the air pump 13, the pipe 23 is filled with air, then the rotating shaft 21 is driven to rotate through the motor 22, the rotating shaft 21 drives the supporting frame 31 positioned on the upper side of the rotating shaft 21 to rotate, the pipe 23 is immersed in the water tank 12, if the pipe 23 has a hole or a crack, bubbles can be generated at the defect part of the pipe 23, meanwhile, the supporting frame 31 positioned on the lower side of the rotating shaft 21 is overturned to the upper side of the rotating shaft 21, and when the bubbles generated in the pipe 23 in the water tank 12 are observed, the other pipe 23 can be placed on the placing block 41 overturned to the upper side of the rotating shaft 21 On, need not shut down the material loading, can be in succession to placing the tubular product 23 that waits to detect on placing piece 41, be favorable to improving detection efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pipe airtightness detection device, includes frame (11) and basin (12), its characterized in that: basin (12) set up in frame (11), it is provided with pivot (21) to rotate on frame (11), pivot (21) rotate the top that sets up at basin (12), be provided with on frame (11) and be used for driving pivot (21) pivoted first driving piece, the both sides of pivot (21) are all fixed and are provided with support frame (31), be provided with on support frame (31) and be used for placing piece (41) of tubular product (23), be provided with in pivot (21) and be used for shutoff tubular product (23) both ends and inject shutoff subassembly (5) of tubular product (23) position, one side of frame (11) is provided with the air feed mechanism that is used for to air feed in tubular product (23).

2. The pipe airtightness detection apparatus according to claim 1, wherein: plugging component (5) include fixed block (51) and butt piece (52), the fixed one end that sets up in pivot (21) of fixed block (51), fixed block (51) are used for the one end butt with tubular product (23), butt piece (52) slide along the direction of being close to or keeping away from fixed block (51) and set up the other end in pivot (21), be provided with on pivot (21) and be used for driving the gliding second driving piece of butt piece (52), butt piece (52) are used for the other end butt with tubular product (23).

3. The pipe airtightness detection apparatus according to claim 2, wherein: the second driving piece sets up to drive actuating cylinder (62), it sets up on pivot (21) to drive actuating cylinder (62) fixed, it has connecting rod (71) to articulate on the piston rod of drive actuating cylinder (62), connecting rod (71) rotate and set up in pivot (21), sliding hole (711) have all been seted up along the length direction of connecting rod (71) in the both ends of connecting rod (71), it is provided with articulated shaft (712) to slide in sliding hole (711), the piston rod that drives actuating cylinder (62) and one epaxial articulated shaft (712) fixed connection of connecting rod (71), articulated shaft (712) fixedly connected with link (73) of one of drive actuating cylinder (62) are kept away from in connecting rod (71), butt joint piece (52) set up on link (73).

4. The pipe airtightness detection apparatus according to claim 2, wherein: the air supply mechanism comprises an air pump (13), an air pipe (131) is arranged on the air pump (13) in a communicated mode, and the air pipe (131) penetrates through the fixing block (51) and is used for being communicated with the pipe (23).

5. The pipe airtightness detection apparatus according to claim 1, wherein: the placing block (41) is provided with a pressing plate (42) in a sliding mode along the direction close to or far away from the placing block (41), the pressing plate (42) is used for being abutted to the pipe (23), and the supporting frame (31) is provided with a third driving piece used for driving the pressing plate (42) to slide.

6. The pipe airtightness detection apparatus according to claim 4, wherein: fixed block (51) are close to fixed first sealed pad (511) that is provided with on the lateral wall of butt joint piece (52), first sealed pad (511) are used for the one end butt with tubular product (23), trachea (131) link up first sealed pad (511) and are used for communicating with tubular product (23), butt joint piece (52) are close to fixed sealed (521) that are provided with of second on the lateral wall of fixed block (51), sealed (521) of second is used for the other end butt with tubular product (23).

7. The pipe airtightness detection apparatus according to claim 1, wherein: the side wall of the placing block (41) close to the pressing plate (42) is provided with a clamping groove (411) for clamping the pipe (23).

8. The pipe airtightness detection apparatus according to claim 1, wherein: and an illuminating lamp (15) used for illuminating the water tank (12) is fixedly arranged on one side of the rack (11).