CN217845534U

CN217845534U - Object detects uses leak test machine

Info

Publication number: CN217845534U
Application number: CN202221814897.8U
Authority: CN
Inventors: 王金恒; 叶俊苹; 张治江
Original assignee: Cangzhou Hongfeng Precision Casting Co ltd
Current assignee: Cangzhou Hongfeng Precision Casting Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-18
Anticipated expiration: 2032-07-13

Abstract

The utility model relates to the technical field of sealing detection equipment, in particular to a leakage tester for detecting objects; the device can finish the detection of the sealing performance of a plurality of groups of workpieces once, and is convenient to observe; including leak hunting pond, fixed mounting on the leak hunting pond mounting bracket, can slide from top to bottom and set up crane on the mounting bracket, install leak hunting mechanism on the crane and reciprocate the first actuating mechanism who provides power for the crane, leak hunting mechanism includes multiunit gas distribution pipe, many arriss roller, circumference equipartition centre gripping subassembly on many arriss roller outer wall, many arriss roller is rotatable to be installed on the crane, the centre gripping subassembly includes fixed stopper, straight push away quick-operation clamp and fixed mounting the removal stopper on the straight push away quick-operation clamp, fixed stopper and straight push away quick-operation clamp symmetry are installed on many arriss roller, be provided with the cloth air cavity in the many arriss roller, the one end of gas distribution pipe stretches into to the cloth air cavity, the other end of gas distribution pipe with from passing in the fixed stopper.

Description

Object detects uses leakage tester

Technical Field

The utility model relates to a leakproofness check out test set's technical field especially relates to a leak tester is used in article detection.

Background

As is well known, a leakage tester for detecting objects is equipment for detecting the sealing performance of welded hardware fittings with cylindrical inner cavities; the publication (announcement) number CN206740316U discloses a leakage tester, which comprises a water tank and a leakage testing mechanism arranged on the water tank, wherein the leakage testing mechanism comprises a leakage testing frame; two sides of the leakage testing frame are respectively provided with a sliding rail, and a bearing frame is arranged in the sliding rails in a sliding manner; a head cylinder is fixedly connected in the bearing frame, a piston of the head cylinder is connected with a head, an air inlet nozzle communicated with an air source is arranged in the radial direction of the head, and an air charging nozzle communicated with the air inlet end of the liquid storage cylinder is arranged in the center of the head; a sealing sleeve which is in sealing fit with the air inlet end of the liquid storage cylinder is arranged in the inflating nozzle of the seal head, the sealing sleeve is made of nylon materials, a rubber pad is attached to a vertical plate at the lower end of the leak test frame, a high-pressure valve is connected to the air inlet nozzle, and a mounting seat connected with the lower end of the leak test frame is arranged at the bottom of the water tank; the liquid storage cylinder leak tester has the advantages of flexible operation, stable work, reliable test and longer service life; in use, the leakage testing device can only test the leakage of a single workpiece at a time, has low leakage testing efficiency and has certain use limitation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a single can accomplish and detect multiunit work piece sealing performance, the article of being convenient for observe detects with leak testing machine.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the device comprises a leakage detection pool, an installation frame fixedly installed on the leakage detection pool, a lifting frame capable of being arranged on the installation frame in a vertically sliding mode, a leakage detection mechanism installed on the lifting frame and a first driving mechanism for providing power for the lifting frame to move up and down, wherein the leakage detection mechanism comprises a plurality of groups of gas distribution pipes, a multi-edge roller and clamping assemblies circumferentially and uniformly distributed on the outer wall of the multi-edge roller; the first driving mechanism can adopt a driving cylinder, a linear driving motor or a linear driving sliding table; the first drive mechanism preferably drives a cylinder.

Preferably, the leakage detection device further comprises a rotation driving mechanism, the rotation driving mechanism comprises a gear, a rack and a second driving mechanism, the gear is fixedly mounted at one end of the multi-edge roller, the rack is slidably mounted in the leakage detection pool, the second driving mechanism is fixedly mounted on the leakage detection pool, and the output end of the second driving mechanism is fixedly connected with the rack; the second driving mechanism can adopt a driving cylinder or a linear driving motor, and the driving cylinder is preferred.

Preferably, still include the subassembly that admits air, the subassembly that admits air includes spiral coil pipe, stay tube and rotation sealing joint, spiral coil pipe fixed mounting is on the crane, the input of stay tube and spiral coil pipe's output intercommunication, the stay tube rotates through rotating sealing joint and polygon roller to be connected, the output and the inside intercommunication of gas distribution chamber of stay tube.

Preferably, the mounting frame is rotatably provided with a limiting guide wheel, and the limiting guide wheel is in close contact with the lifting frame.

Preferably, be provided with the blow-down pipe with the inside intercommunication of leak detection pond on the leak detection pond, be provided with the atmospheric valve on the blow-down pipe.

Preferably, an observation window is arranged on the leak detection cell.

(III) advantageous effects

Compared with the prior art, the utility model provides a article detects uses leakage tester possesses following beneficial effect: this object detects uses leakage tester, on being fixed in the centre gripping subassembly through with the work piece centre gripping, fixed stopper is filled in to work piece section of thick bamboo die cavity with removing the stopper sealing respectively, a drive mechanism drives the crane and moves down, until waiting to examine the work piece and dip completely to the leak hunting pond in, with outside pressurized air source and the inside intercommunication of gas distribution chamber, enter into respectively to work piece section of thick bamboo die cavity through the gas-distributing pipe, whether tubular product work piece welding department has the bubble to produce, in order to detect the work piece gas tightness, through rotating many arris roller, make every group wait to examine the work piece and rotate to detection personnel department, improve and detect the convenience, the single can be accomplished and detect multiunit work piece sealing performance, be convenient for observe.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 isbase:Sub>A schematic cross-sectional view taken along linebase:Sub>A-base:Sub>A in fig. 2 according to the present invention;

in the drawings, the reference numbers: 1. a leak detection pool; 2. a mounting frame; 3. a lifting frame; 4. a first drive mechanism; 5. a gas distributing pipe; 6. a multi-edge roller; 7. a fixed plug; 8. directly pushing the quick clamp; 9. moving the plug; 10. an air distribution cavity; 11. a gear; 12. a rack; 13. a second drive mechanism; 14. a helical coil; 15. supporting a tube; 16. rotating the sealing joint; 17. a limiting guide wheel; 18. an emptying pipe; 19. and (6) observing a window.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a leakage tester for detecting objects, including leak detection tank 1, fixed mounting frame 2 on leak detection tank 1, crane 3 that can slide up and down on mounting frame 2, install leak detection mechanism on crane 3 and provide the first actuating mechanism 4 of power for crane 3 reciprocates, leak detection mechanism includes multiunit gas distribution pipe 5, many arris roller 6, the centre gripping subassembly of circumference equipartition on many arris roller 6 outer wall, many arris roller 6 is rotatable to be installed on crane 3, the centre gripping subassembly includes fixed plug 7, direct-push rapid clamp 8 and the removal plug 9 of fixed mounting on direct-push rapid clamp 8, fixed plug 7 and direct-push rapid clamp 8 are symmetrically installed on many arris roller 6, be provided with gas distribution chamber 10 in many arris roller 6, one end of gas distribution pipe 5 stretches into in gas distribution chamber 10, the other end of gas distribution pipe 5 passes with from in the fixed plug 7; the first driving mechanism 4 can adopt a driving cylinder, a linear driving motor or a linear driving sliding table; the first drive mechanism 4 preferably drives a cylinder.

Specifically, the device also comprises a rotation driving mechanism, wherein the rotation driving mechanism comprises a gear 11, a rack 12 and a second driving mechanism 13, the gear 11 is fixedly arranged at one end part of the multi-edge roller 6, the rack 12 is slidably arranged in the leak detection pool 1, the second driving mechanism 13 is fixedly arranged on the leak detection pool 1, and the output end of the second driving mechanism 13 is fixedly connected with the rack 12; the second driving mechanism 13 can adopt a driving cylinder or a linear driving motor, and preferably adopts a driving cylinder; through starting second actuating mechanism 13, the output extension of second actuating mechanism 13, rack 12 drives gear 11 and rotates to realize the rotation of many arriss roller 6, do not need artifical supplementary rotation, further provide work piece sealing performance and detect the convenience, do benefit to the measurement personnel and observe the work piece.

The air inlet assembly comprises a spiral coil pipe 14, a support pipe 15 and a rotary sealing joint 16, the spiral coil pipe 14 is fixedly arranged on the lifting frame 3, the input end of the support pipe 15 is communicated with the output end of the spiral coil pipe 14, the support pipe 15 is rotatably connected with the multi-edge roller 6 through the rotary sealing joint 16, and the output end of the support pipe 15 is communicated with the inside of the air distribution cavity 10; the input end of the spiral coil 14 is communicated with an external pressure air source, a pressure meter and a pressure regulating valve can be installed, the pressure air source enters the air distribution chamber 10 through the spiral coil 14, the supporting pipe 15 and the rotary sealing joint 16, and air supply to the air distribution chamber 10 can be realized while the rotation of the multi-edge roller 6 is met under the action of the rotary sealing joint 16.

Specifically, a limiting guide wheel 17 is rotatably arranged on the mounting frame 2, and the limiting guide wheel 17 is in close contact with the lifting frame 3; through spacing guide pulley 17, can advance the orbit to the vertical direction of crane 3 and carry on spacingly, improve the stability of crane 3 oscilaltion.

Specifically, a vent pipe 18 communicated with the interior of the leak detection tank 1 is arranged on the leak detection tank 1, and a vent valve is arranged on the vent pipe 18; through the atmospheric valve, when the device is out of service, can empty the detection liquid in the leak detection pond 1.

Specifically, an observation window 19 is arranged on the leak detection cell 1; the observation window 19 enables an operator to observe the real-time detection condition of the workpiece in the leak detection tank 1 at the front side of the device, and provides a plurality of observation points for the operator.

When using, place the work piece between the centre gripping subassembly, the one end of fixed stopper 7 stretches into to work piece section of thick bamboo die cavity, promote to push directly quick clamp 8, remove stopper 9 and fill in to work piece section of thick bamboo die cavity opposite side this moment, first actuating mechanism 4 moves, first actuating mechanism 4 drives crane 3 downstream, until waiting to examine the work piece and dip completely to leak hunting pond 1 in, with outside pressurized air source and the subassembly intercommunication that admits air, the adjustment admission pressure, second actuating mechanism 13 drives rack 12 and removes, after the gear 11 transmission, many arris roller 6 rotates, it can to observe the interior many arris roller 6 different face department work piece gas tightness situation of leak hunting pond 1.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be readily understood that "on 8230; \8230on", "on 82308230;," on 82308230; \823030ja above "and" on 8230; \8230on "in the present disclosure should be interpreted in the broadest manner so that" on 8230; "on not only means" directly on something ", but also includes the meaning of" on something "with intermediate features or layers in between, and" above 8230or "above 8230" \8230 "; not only includes the meaning of" above something "or" above "but also includes the meaning of" above something "or" above "with no intervening features or layers therebetween (i.e., directly on something).

Furthermore, spatially relative terms, such as "below," "lower," "above," "upper," and the like, may be used herein for ease of description to describe one element or feature's illustrated relationship to another element or feature. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly as well.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The leakage testing machine for detecting the objects is characterized by comprising a leakage detecting pool (1), a mounting rack (2) fixedly mounted on the leakage detecting pool (1), a lifting rack (3) capable of being arranged on the mounting rack (2) in a vertically sliding mode, a leakage detecting mechanism mounted on the lifting rack (3) and a first driving mechanism (4) for providing power for the lifting rack (3) to move up and down, wherein the leakage detecting mechanism comprises a plurality of groups of gas distribution pipes (5), a multi-edge roller (6) and clamping components circumferentially and uniformly distributed on the outer wall of the multi-edge roller (6), the multi-edge roller (6) is rotatably mounted on the lifting rack (3), each clamping component comprises a fixing plug (7), a direct-pushing quick clamp (8) and a moving plug (9) fixedly mounted on the direct-pushing quick clamp (8), the fixing plug (7) and the direct-pushing quick clamp (8) are symmetrically mounted on the multi-edge roller (6), a gas distribution cavity (10) is formed in the multi-edge roller (6), one end of each gas distribution pipe (5) extends into the gas distribution cavity (10), and the other end of each gas distribution pipe (5) penetrates through the corresponding fixed plug (7).

2. The leakage tester for detecting the objects as claimed in claim 1, further comprising a rotary driving mechanism, wherein the rotary driving mechanism comprises a gear (11), a rack (12) and a second driving mechanism (13), the gear (11) is fixedly installed at one end of the multi-edge roller (6), the rack (12) is slidably installed inside the leakage detecting tank (1), the second driving mechanism (13) is fixedly installed on the leakage detecting tank (1), and the output end of the second driving mechanism (13) is fixedly connected with the rack (12).

3. The leakage tester for detecting the objects as claimed in claim 2, further comprising an air inlet assembly, wherein the air inlet assembly comprises a spiral coil (14), a support pipe (15) and a rotary sealing joint (16), the spiral coil (14) is fixedly mounted on the lifting frame (3), the input end of the support pipe (15) is communicated with the output end of the spiral coil (14), the support pipe (15) is rotatably connected with the multi-edge roller (6) through the rotary sealing joint (16), and the output end of the support pipe (15) is communicated with the inside of the air distribution chamber (10).

4. The leakage tester for detecting objects as claimed in claim 3, wherein a limiting guide wheel (17) is rotatably mounted on the mounting rack (2), and the limiting guide wheel (17) is in close contact with the lifting rack (3).

5. The leak tester for detecting objects according to claim 4, characterized in that the leak detection cell (1) is provided with a vent pipe (18) communicated with the inside of the leak detection cell (1), and the vent pipe (18) is provided with a vent valve.

6. A leak tester for detecting objects as claimed in claim 5, characterized in that the leak detection cell (1) is provided with an observation window (19).