CN204085802U - Leak tester - Google Patents

Leak tester Download PDF

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Publication number
CN204085802U
CN204085802U CN201420520824.7U CN201420520824U CN204085802U CN 204085802 U CN204085802 U CN 204085802U CN 201420520824 U CN201420520824 U CN 201420520824U CN 204085802 U CN204085802 U CN 204085802U
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CN
China
Prior art keywords
frame
plate
console
check
boss
Prior art date
Application number
CN201420520824.7U
Other languages
Chinese (zh)
Inventor
李晓兵
陈伟
孟凡明
马海波
阎红卫
刘效疆
Original Assignee
四川中物电新能源科技有限公司
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Application filed by 四川中物电新能源科技有限公司 filed Critical 四川中物电新能源科技有限公司
Priority to CN201420520824.7U priority Critical patent/CN204085802U/en
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Publication of CN204085802U publication Critical patent/CN204085802U/en

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Abstract

The utility model provides a kind of leak tester, belongs to detection mechanical field, comprising: frame; Hydraulic cylinder, the piston rod of hydraulic cylinder stretches out downward, and piston rod is provided with end plate away from one end of hydraulic cylinder; First frame, the first frame be arranged on end plate below and by the first web member and end plate connection; Detection case, detection case is provided with draft tube, and the top of detection case is provided with the first check-out console, and the first check-out console center section is depressed area, first check-out console is provided with the gas outlet be communicated with draft tube, the edge of the first check-out console is provided with the first boss for placing to be measured; Tank, tank is arranged in frame, and detection case is arranged in tank, and the first check-out console is higher than the bottom of tank.The leak tester structure of this structure is simple, observation is convenient, only needs the liquid level in artificial observation tank, does not need complicated instrument to measure air molecule specially, more adequately can detect the impermeability of to be measured, meanwhile, greatly reduce the cost of detection.

Description

Leak tester

Technical field

The utility model relates to detection mechanical field, in particular to leak tester.

Background technology

Need to carry out air-leakage test as current-carrying plate use is last, whether the main current-carrying plate that detects leaks gas or leaks.Existing current-carrying plate detects the general inert gas that adopts and detects, concrete grammar is the inert gas being full of certain pressure in the side of current-carrying plate, accurate instrument is used to detect the content of Inert gas molecule at opposite side, if Inert gas molecule detected, then illustrate that current-carrying plate impermeability is poor.This checkout equipment and precision of method high, but, relative to general current-carrying plate, do not need the impermeability of current-carrying plate high, only needs ensure under the pressurized air of 0-0.2MPA pressure air tight, and the device structure of existing detection current-carrying plate is complicated, cost is higher, detection time is long.

Utility model content

The utility model provides a kind of leak tester, to solve the problem.

The utility model is achieved in that

A kind of leak tester, comprising: frame; Hydraulic cylinder, hydraulic cylinder is arranged on the top of frame, and the piston rod of hydraulic cylinder stretches out downward, and piston rod is provided with end plate away from one end of hydraulic cylinder; First frame, the first frame be arranged on end plate below and by the first web member and end plate connection; Detection case, detection case is arranged on the below of the first frame, detection case is provided with draft tube, the top of detection case is provided with the first check-out console, first check-out console center section is depressed area, first check-out console is provided with the gas outlet be communicated with draft tube, the edge of the first check-out console is provided with the first boss for placing to be measured, and the first boss and the first frame are for clamping to be measured; Tank, tank is arranged in frame, and detection case is arranged in tank, and the first check-out console is higher than the bottom of tank.

Further, end plate is provided with push rod, straight down, the bottom of push rod is provided with jacking block to push rod, and the lower surface of jacking block flushes with the lower surface of the first frame.First frame can only be used for the marginal portion pushing down to be measured; after the air injecting certain pressure to depressed area; certain pressure can be produced to the center section of to be measured; to be measured is easily extruded distortion; after end plate is provided with push rod and jacking block, while to be measured edge compresses by the first frame, the center section of to be measured props up by jacking block; to be measured is not easy to heave distortion, can be measured of available protecting.

Further, frame comprises base, support bar and brace table, and the two ends of support bar are connected with base and brace table respectively, the top of end plate is provided with at least one guide rod, guide rod straight up, brace table is provided with guide hole, and guide rod can slide up and down under the driving of end plate in guide hole.When only having piston rod and end plate connection, junction is easily distorted distortion, and end plate is arranged after guide rod, frame arrange guide hole, guide rod can slide up and down in guide hole, can only move up and down during end plate motion, ensure the stability at piston rod and end plate connection place.

Further, the below of end plate is also provided with the second frame, second frame be arranged on the first frame periphery and by the second web member and end plate connection, the periphery of the first check-out console is provided with the second check-out console, the inner side of the second check-out console and detection case seamless link, the edge of the second check-out console is provided with the second boss for placing to be measured, and the second boss and the second frame are for clamping to be measured, and the height of the second boss is higher than the height of the first boss.Add the second frame, the second check-out console, the second boss, can detect to be measured of different size, the height of the second boss must higher than the height of the first boss, thus ensure to be communicated with the second check-out console superjacent air space in depressed area.

Further, the cross section of the first boss and the second boss is step-like.First boss and the second boss are designed to the step-like of ring-type, and to be measured can be stuck in inner side step, and to be measured relative sliding is less likely to occur, more stable during detection.

Further, the step surface of the first boss and the second boss is provided with sealing gasket.Sealing gasket makes the first boss and to be measured, seals completely between the second boss and to be measured, and the air of depressed area cannot be exposed by gap therebetween, and it is more accurate to detect.

Further, frame is also provided with control gear, for the motion of hydraulic control cylinder and the SEA LEVEL VARIATION of detection case.Control gear makes leak tester adopt automation mechanized operation, and it is easier, quick, accurate to operate.

Further, one end of the first web member is connected with the first frame, and the other end is threaded rod, second web member is identical with the first connecting-piece structure, and end plate is provided with through hole, and threaded rod runs through through hole, the threaded rod being positioned at end plate both sides is provided with nut, and threaded rod and end plate are fixed by nut.End plate can be connected with the first frame by the first web member, and one end is provided with threaded rod, and by nut, threaded rod and end plate is fixed, can by the position relationship of setting nut and threaded rod, the distance between adjustment end plate and the first frame.

Frame is mainly used in other parts such as supporting cylinder, the first frame and detection case, can be framed structure; The piston rod of hydraulic cylinder is mainly used in the lifting controlling end plate; First frame is framed structure, both can be rectangular frame, can be also other shaped frame, is mainly used in compressing to be measured, and to be measured the top being fixed on detection case cannot be moved; Detection case is used for the leak water detdction of to be measured, and by draft tube and gas outlet, air is injected in the depressed area above the first check-out console, and the first boss is for placing to be measured, and the first boss and the first rim fits clamp to be measured.

The course of work of leak tester: the piston rod of hydraulic control cylinder, makes the first frame be connected with end plate away from detection case, is placed on the first boss of the first check-out console by be measured; Hydraulic control cylinder makes the first frame compress to be measured, and depressed area is between to be measured and the first check-out console; In tank, add water do not have to be measured, be the air of 0-0.2MPA by draft tube and gas outlet to depressed area injection pressure and observe; If to be measured top has bubble to emerge, to be measured gas leakage is described, if to be measured top bubble-free is emerged, illustrates that the impermeability of to be measured is good.

Compared with prior art, the beneficial effects of the utility model are: the leak tester structure of this structure is simple, observation is convenient, only need the artificial liquid level observed in tank whether to have bubble to emerge can to understand current-carrying plate whether to leak gas, complicated instrument is not needed to measure air molecule specially, more adequately can detect to be measured the impermeability under 0-0.2MPA condition, meanwhile, cost, the detection time of greatly reducing detection are extremely short.

Accompanying drawing explanation

Fig. 1 shows the leak tester axonometric drawing that the utility model embodiment 1 provides;

Fig. 2 shows the header portion axonometric drawing of the leak tester that the utility model embodiment 1 provides;

Fig. 3 shows the header portion upward view of the leak tester that the utility model embodiment 1 provides;

Fig. 4 shows the detection case vertical view of the leak tester that the utility model embodiment 1 provides;

Fig. 5 shows the A-A schematic diagram of the detection case of the leak tester that the utility model embodiment 1 provides;

Fig. 6 shows the leak tester axonometric drawing that the utility model embodiment 2 provides;

Fig. 7 shows the header portion axonometric drawing of the leak tester that the utility model embodiment 2 provides;

Fig. 8 shows the header portion upward view of the leak tester that the utility model embodiment 2 provides;

Fig. 9 shows the detection case vertical view of the leak tester that the utility model embodiment 2 provides;

Figure 10 shows the B-B schematic diagram of the detection case of the leak tester that the utility model embodiment 2 provides;

Figure 11 shows the first web member of the leak tester that the utility model embodiment 2 provides and the annexation schematic diagram of end plate.

Embodiment

Embodiment 1

Fig. 1-Fig. 5 shows the leak tester that the utility model embodiment 1 provides, and comprising: frame 101, hydraulic cylinder 102, first frame 103, detection case 104, hydraulic cylinder 102 is arranged on the top of frame 101, and the piston rod 105 of hydraulic cylinder 102 stretches out downward, and piston rod 105 is provided with end plate 106 away from one end of hydraulic cylinder 102, first frame 103 is arranged on the below of end plate 106 and is connected with end plate 106 by the first web member 107, and the first web member 107 is shaft-like, and the first frame 103 is rectangle frame, detection case 104 is arranged on the below of the first frame 103, detection case 104 is provided with draft tube 108, the top of detection case 104 is provided with the first check-out console 109, first check-out console 109 center section is depressed area, first check-out console 109 is provided with the gas outlet 110 be communicated with draft tube 108, gas in draft tube 108 can arrive depressed area by gas outlet 110, the edge of the first check-out console 109 is provided with the first boss 111 for placing to be measured, the height of the first boss 111 is higher than depressed area height, first boss 111 and the first frame 103 are for clamping to be measured, tank 112, tank 112 is arranged in frame 101, and detection case 104 is arranged in tank 112, and the first check-out console 109 is higher than the bottom of tank 112.First web member 107 can be multiple, and be connected with the upper surface of the first frame 103 respectively, detection case 104 can arrange cavity, draft tube 108 and cavity connects, and gas outlet 110 is arranged on the top of cavity.

Frame 101 is mainly used in other parts such as supporting cylinder 102, first frame 103 and detection case 104, can be framed structure; The piston rod 105 of hydraulic cylinder 102 is mainly used in the lifting controlling end plate 106; First frame 103 is framed structure, both can be rectangular frame, can be also other shaped frame, is mainly used in compressing to be measured, and to be measured the top being fixed on detection case 104 cannot be moved; Detection case 104 is for the leak water detdction of to be measured, and by draft tube 108 and gas outlet 110, air is injected in the depressed area above the first check-out console 109, and the first boss 111 is for placing to be measured, and the first boss 111 coordinates with the first frame 103 and clamps to be measured.

The course of work of leak tester: the piston rod 105 of hydraulic control cylinder 102, makes the first frame 103 be connected with end plate 106 away from detection case 104, is placed on the first boss 111 of the first check-out console 109 by be measured; Hydraulic control cylinder 102 makes the first frame 103 compress to be measured, and depressed area is between to be measured and the first check-out console 109; In tank 112, add water do not have to be measured, be the air of 0-0.2MPA by draft tube 108 and gas outlet 110 to depressed area injection pressure and observe, selecting the pressure injecting air as required; If to be measured top has bubble to emerge, to be measured gas leakage is described, if to be measured top bubble-free is emerged, illustrates that the impermeability of to be measured is good, meet the requirements.The leak tester structure of this structure is simple, observation is convenient, only need the artificial liquid level observed in tank 112 whether to have bubble to emerge can to understand current-carrying plate whether to leak gas, complicated instrument is not needed to measure air molecule specially, more adequately can detect to be measured the impermeability under 0-0.2MPA condition, meanwhile, cost, the detection time of greatly reducing detection are extremely short.

Embodiment 2

Fig. 6-Figure 11 shows the leak tester that the utility model embodiment 2 provides, compared with embodiment 1, the improvement of this embodiment is: end plate 106 is provided with push rod 113, push rod 113 straight down, the bottom of push rod 113 is provided with jacking block 114, and the lower surface of jacking block 114 flushes with the lower surface of the first frame 103.First frame 103 can only be used for the marginal portion pushing down to be measured; after the air injecting certain pressure to depressed area; certain pressure can be produced to the center section of to be measured; to be measured is easily extruded distortion; after end plate 106 is provided with push rod 113 and jacking block 114, while to be measured edge compresses by the first frame 103, the center section of to be measured props up by jacking block 114; to be measured is not easy to heave distortion, can be measured of available protecting.

Further, frame 101 comprises base, support bar and brace table, the two ends of support bar are connected with base and brace table respectively, hydraulic cylinder 102 is arranged on the top of brace table, the top of end plate 106 is provided with two guide rods, 115, two guide rods 115 and is arranged on the diagonal line of the end face of end plate 106, and guide rod 115 straight up, brace table is provided with guide hole, and guide rod 115 can slide up and down under the driving of end plate 106 in guide hole.When only having piston rod 105 to be connected with end plate 106, junction is easily distorted distortion, end plate 106 is arranged after guide rod 115, frame 101 arrange guide hole, guide rod 115 can slide up and down in guide hole, can only move up and down when end plate 106 moves, ensure the stability of piston rod 105 and end plate 106 junction.

Further, the below of end plate 106 is also provided with the second frame 116, second frame 116 is arranged on the periphery of the first frame 103 and is connected with end plate 106 by the second web member 117, second web member 117 is shaft-like, the periphery of the first check-out console 109 is provided with the second check-out console 118, the inner side of the second check-out console 118 and detection case 104 seamless link, the edge of the second check-out console 118 is provided with the second boss 119 for placing to be measured, second boss 119 and the second frame 116 are for clamping to be measured, and the height of the second boss 119 is higher than the height of the first boss 111.Add the second frame 116, second check-out console 118, second boss 119, can detect to be measured of different size, the height of the second boss 119 must higher than the height of the first boss 111, thus be communicated with the second check-out console 118 superjacent air space in guarantee depressed area, certainly, once can only detect one to be measured, in addition because to be measured is all have certain thickness, when using the first boss 111 and the first frame 103 to detect to be measured, still certain gap is left between second boss 119 and the second frame 116, when using the second boss 119 and the second frame 116 to detect to be measured, still certain gap is left between first boss 111 and the first frame 103, so can not mutually disturb.Second web member 117 can be multiple, is all connected with the second frame 116.

Further, the cross section of the first boss 111 and the second boss 119 is step-like.First boss 111 and the second boss 119 are designed to the step-like of ring-type, and to be measured can be stuck in inner side step, and to be measured relative sliding is less likely to occur, more stable during detection.

Further, the step surface of the first boss 111 and the second boss 119 is provided with sealing gasket.Sealing gasket makes the first boss 111 and to be measured, seals completely between the second boss 119 and to be measured, and the air of depressed area cannot be exposed by gap therebetween, and it is more accurate to detect.

Further, as shown in Figure 6, frame 101 is also provided with control gear 120, for the motion of hydraulic control cylinder 102 and the SEA LEVEL VARIATION of detection case 104.Control gear 120 makes leak tester adopt automation mechanized operation, and it is easier, quick, accurate to operate.

Further, as shown in figure 11, one end of first web member 107 is connected with the first frame 103, the other end is threaded rod 121, second web member 117 is identical with the first web member 107 structure, and end plate 106 is provided with through hole, and threaded rod 121 runs through through hole, the threaded rod 121 being positioned at end plate 106 both sides is provided with nut 122, and threaded rod 121 is fixed by nut 122 with end plate 106.End plate 106 can be connected with the first frame 103 by the first web member 107, one end is provided with threaded rod 121, and by nut 122, threaded rod 121 is fixed with end plate 106, and can by the position relationship of setting nut 122 with threaded rod 121, the distance between adjustment end plate 106 and the first frame 103.

The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (8)

1. a leak tester, is characterized in that, comprising:
Frame;
Hydraulic cylinder, described hydraulic cylinder is arranged on the top of described frame, and the piston rod of described hydraulic cylinder stretches out downward, and described piston rod is provided with end plate away from one end of described hydraulic cylinder;
First frame, described first frame be arranged on described end plate below and by the first web member and described end plate connection;
Detection case, described detection case is arranged on the below of described first frame, described detection case is provided with draft tube, the top of described detection case is provided with the first check-out console, described first check-out console center section is depressed area, described first check-out console is provided with the gas outlet be communicated with described draft tube, the edge of described first check-out console is provided with the first boss for placing to be measured, and described first boss and described first frame are for clamping described to be measured;
Tank, described tank is arranged in described frame, and described detection case is arranged in described tank, and described first check-out console is higher than the bottom of described tank.
2. leak tester according to claim 1, is characterized in that, described end plate is provided with push rod, and straight down, the bottom of described push rod is provided with jacking block to described push rod, and the lower surface of described jacking block flushes with the lower surface of described first frame.
3. leak tester according to claim 1, it is characterized in that, described frame comprises base, support bar and brace table, the two ends of described support bar are connected with described base and described brace table respectively, the top of described end plate is provided with at least one guide rod, described guide rod straight up, described brace table is provided with guide hole, and described guide rod can slide up and down under the driving of described end plate in described guide hole.
4. leak tester according to claim 1, it is characterized in that, the below of described end plate is also provided with the second frame, described second frame be arranged on described first frame periphery and by the second web member and described end plate connection, the periphery of described first check-out console is provided with the second check-out console, the inner side of described second check-out console and described detection case seamless link, the edge of described second check-out console is provided with the second boss for placing to be measured, described first boss and described first frame are for clamping described to be measured, the height of described second boss is higher than the height of described first boss.
5. leak tester according to claim 4, is characterized in that, the cross section of described first boss and described second boss is step-like.
6. leak tester according to claim 4, is characterized in that, the step surface of described first boss and described second boss is provided with sealing gasket.
7. leak tester according to claim 1, is characterized in that, described frame is also provided with control gear, for the SEA LEVEL VARIATION of the motion and described detection case that control described hydraulic cylinder.
8. leak tester according to claim 4, it is characterized in that, one end of described first web member is connected with described first frame, the other end is threaded rod, described second web member is identical with described first connecting-piece structure, and described end plate is provided with through hole, and described threaded rod runs through described through hole, the threaded rod being positioned at described end plate both sides is provided with nut, and described threaded rod and described end plate are fixed by described nut.
CN201420520824.7U 2014-09-11 2014-09-11 Leak tester CN204085802U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420520824.7U CN204085802U (en) 2014-09-11 2014-09-11 Leak tester

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Application Number Priority Date Filing Date Title
CN201420520824.7U CN204085802U (en) 2014-09-11 2014-09-11 Leak tester

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CN204085802U true CN204085802U (en) 2015-01-07

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Application Number Title Priority Date Filing Date
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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105381864A (en) * 2015-12-10 2016-03-09 重庆和术堂生物科技有限公司 Lifting type directed sorting device for bottle caps
CN105424290A (en) * 2015-11-10 2016-03-23 安庆柳溪工业设备有限公司 Device for detecting compressor
CN105509973A (en) * 2015-12-30 2016-04-20 江苏和平动力机械有限公司 Air impermeability detecting device applied to multiple groups of coolers
CN105547605A (en) * 2015-12-30 2016-05-04 江苏和平动力机械有限公司 Airtightness detection apparatus applied to cooler
CN106500929A (en) * 2016-12-19 2017-03-15 南京磁谷科技有限公司 A kind of tool component for the test of spiral case water pressure resistance
CN106525408A (en) * 2016-12-19 2017-03-22 南京磁谷科技有限公司 Water pressure resistance test device of volute

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105424290A (en) * 2015-11-10 2016-03-23 安庆柳溪工业设备有限公司 Device for detecting compressor
CN105381864A (en) * 2015-12-10 2016-03-09 重庆和术堂生物科技有限公司 Lifting type directed sorting device for bottle caps
CN105509973A (en) * 2015-12-30 2016-04-20 江苏和平动力机械有限公司 Air impermeability detecting device applied to multiple groups of coolers
CN105547605A (en) * 2015-12-30 2016-05-04 江苏和平动力机械有限公司 Airtightness detection apparatus applied to cooler
CN106500929A (en) * 2016-12-19 2017-03-15 南京磁谷科技有限公司 A kind of tool component for the test of spiral case water pressure resistance
CN106525408A (en) * 2016-12-19 2017-03-22 南京磁谷科技有限公司 Water pressure resistance test device of volute

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150107

Termination date: 20170911

CF01 Termination of patent right due to non-payment of annual fee