CN209858149U - Detection equipment for detecting air tightness of pipeline - Google Patents
Detection equipment for detecting air tightness of pipeline Download PDFInfo
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- CN209858149U CN209858149U CN201921028594.1U CN201921028594U CN209858149U CN 209858149 U CN209858149 U CN 209858149U CN 201921028594 U CN201921028594 U CN 201921028594U CN 209858149 U CN209858149 U CN 209858149U
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Abstract
The utility model discloses a check out test set for detecting pipeline gas tightness, a serial communication port, be provided with including the moving platform top and detect the groove, detect inslot wall bottom parallel arrangement and have two guide rails, the guide rail passes fixed stop, location supporting shoe, hydraulic pressure push pedal from a left side to the right side in proper order, the guide rail left and right sides is connected with flexible pneumatic cylinder telescopic link, reciprocates in detecting the inslot through flexible pneumatic cylinder control guide rail, hydraulic pressure push pedal passes through the pipe and is connected with the pneumatic cylinder that detects the groove below setting, and pneumatic cylinder control hydraulic pressure push pedal is to fixed stop direction reciprocating motion. The steel is moulded and is changeed the pipe fitting and all have at a lot of places and arrive, but when production was dispatched from the factory, need to mould the steel and carry out airtight detection to changing the pipe fitting, the steel that avoids dispatching from the factory is moulded the conversion pipe fitting and is appeared breaking the leakage and decrease, and then the conversion pipe fitting is moulded to influence steel and use. The airtightness detection of the application file is realized by improving the manual detection mode and utilizing special detection equipment to perform airtightness detection.
Description
Technical Field
The utility model relates to a check out test set, concretely relates to check out test set for detecting pipeline gas tightness.
Background
When a natural gas conveying pipeline is laid, the problem of connection between a steel pipe and a plastic pipe is often encountered, the steel-plastic conversion pipe fitting is used as transition of two materials, the steel pipe and the plastic pipe are connected by using special equipment and a process, the pipes made of two different materials are overlapped and combined at the port parts, the rest two port parts are respectively connected with the steel pipe or the plastic pipe by the same material, the steel-plastic conversion pipe fitting is visually divided into two types, one type is a straight pipe steel-plastic conversion pipe fitting, the other type is a 90-degree bent angle steel-plastic conversion pipe fitting, the overlapped and combined part of the steel pipe and the plastic pipe is an interference fit connection part made of two different materials, the possibility of untight sealing and gas leakage exists in theory due to different expansion coefficients of the different materials, and when natural gas with certain pressure passes through the connected pipeline, if the sealing is not tight, the leaked gas can cause.
At present, the known gas tightness test of the steel-plastic conversion pipe fitting has two modes, the first mode is to clamp the steel-plastic conversion pipe fitting on equipment without water circulation, after the steel-plastic pipe fitting is sealed by hydraulic pressure or two ends of a cylinder, test gas is introduced into one end of the steel-plastic pipe fitting, and at the moment, soap liquid is coated on a steel-plastic overlapped combining part by a hairbrush to observe whether bubbles appear, the method has the defects that part of areas are missed and fluid is difficult to stay at a high position for a long time, so that a full-coverage soap film cannot be formed, the detection omission phenomenon is generated, in order to avoid the detection omission, the detection effect can be ensured only by a mode of multi-time coating and uninterrupted coating, the detection efficiency is low, the pollution is serious, the requirement of clean production is difficult to achieve, in addition, as the soap liquid is manually proportioned, the foaming effect is directly influenced by the proportioning concentration, so that the human factors have too much influence on the test effect. The second method is that a special clamp is used for sealing two ends of a steel-plastic conversion pipe fitting, test gas is introduced into one end of the steel-plastic conversion pipe fitting, the prepared steel-plastic conversion pipe fitting is placed into a test container containing water by manual operation or lifting of a boom, no bubble is generated within a specified time, and the steel-plastic conversion pipe fitting is a qualified product.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a lot of dependence manual modes that carry out the gas tightness and detect at present detect, and this kind of detection mode falls behind, can not effectually detect, and aim at provides the check out test set who is used for detecting the pipeline gas tightness, solves foretell problem.
The utility model discloses a following technical scheme realizes:
a check out test set for detecting pipeline gas tightness, its characterized in that is provided with including the moving platform top and detects the groove, it has two guide rails to detect inslot wall bottom parallel arrangement, and the guide rail passes fixed stop, location supporting shoe, hydraulic pressure push pedal from a left side to the right side in proper order, the guide rail left and right sides is connected with flexible pneumatic cylinder telescopic link, reciprocates at detecting the inslot through flexible pneumatic cylinder control guide rail, the hydraulic pressure push pedal passes through the pipe and is connected with the pneumatic cylinder that detects the groove below setting, and pneumatic cylinder control hydraulic pressure push pedal is to fixed stop direction reciprocating motion.
The steel is moulded and is changeed the pipe fitting and all have at a lot of places and arrive, but when production was dispatched from the factory, need to mould the steel and carry out airtight detection to changing the pipe fitting, the steel that avoids dispatching from the factory is moulded the conversion pipe fitting and is appeared breaking the leakage and decrease, and then the conversion pipe fitting is moulded to influence steel and use. The gas tightness of this application file detects through automatic improvement on the mode that artifical detected, utilizes special check out test set to carry out airtight detection, and in manual detection, this kind of steel is moulded conversion pipe fitting both sides because the through-hole needs the artificial instrument of installing additional to seal the through-hole, observes the bubble putting into the aquatic, and this kind of mode efficiency is very slow, when mass production, is unfavorable for production efficiency very much. In the equipment of this application file, only need to mould the steel that needs to detect and change the pipe fitting on the location supporting shoe, will mould the steel through the hydraulic pressure push pedal and change the pipe fitting and fix on fixed stop, can plug up the both ends of changing the pipe fitting with steel like this, avoid when getting into the airtight detection liquid that detects the tank cavity, steel is moulded and is changed pipe fitting through-hole both ends entering liquid, can not let the staff survey the bubble.
Furthermore, the left side and the right side of the positioning support block are provided with through holes, rubber pads are arranged on the through holes, the guide rails penetrate through the through holes and are in interference fit with the rubber pads, a V-shaped groove is formed in the middle of the positioning support block, and the steel-plastic conversion pipe fitting is placed in the V-shaped groove for airtight detection. The location supporting shoe adopts the design of V type piece, can let the hydraulic pressure push pedal when impel the clamp tightly, guarantees to mould steel and change the pipe fitting axiality, avoids its transition crooked, influences the later stage and uses.
Furthermore, locking screws are arranged on the left side and the right side of the fixed baffle plate, when the locking screws are locked, the fixed baffle plate is fixed on the guide rail, and when the locking screws are loosened, the fixed baffle plate can reciprocate on the guide rail. The effect of fixed stop is adjusted according to the length of steel-plastic conversion pipe fitting, avoids the stroke overlength of hydraulic pressure push pedal, causes the increase of energy consumption.
Furthermore, universal wheels are arranged on four corners of the lower end face of the moving platform, and the moving platform is driven to move through the universal wheels. In order to move conveniently, the detection groove is placed on the moving platform, and the universal wheels are arranged on the moving platform, so that the moving platform can be moved conveniently.
Furthermore, the front end face of the detection groove is provided with a control panel, an air valve knob, a telescopic pneumatic cylinder control button and a hydraulic push plate control knob are arranged on the control panel, and the control panel is used for controlling air tightness detection. The reciprocating of guide rail is controlled through flexible pneumatic cylinder, and the start-up and the decline of hydraulic telescoping cylinder are controlled through flexible pneumatic cylinder control knob, and flexible pneumatic cylinder control knob is provided with three gear, controls the neutral gear of flexible pneumatic cylinder respectively, descends and rises, and the same hydraulic pressure push pedal control knob also sets up three gear, is used for controlling the pneumatic cylinder, drives the hydraulic pressure push pedal and removes.
Further, it has airtight detection liquid to detect groove inside cavity bottom, puts into airtight detection liquid through steel-plastic conversion pipe fitting after matching with fixed stop and hydraulic push pedal, and the bubble through in the liquid is moulded the conversion pipe fitting gas tightness and is detected to steel. The adopted airtight detection liquid is usually water, and can also be a color-floating liquid, if the adopted airtight detection liquid is water, a worker is required to observe the condition of bubble generation after the airtight detection liquid is put in, whether the airtightness is good or not is judged, and if the adopted color-floating liquid is adopted, whether the color of the interior of the steel-plastic conversion pipe fitting is changed or not is observed.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model is used for the check out test set of detection pipeline gas tightness can test the flexible rubber hose of many different internal diameters simultaneously, has detection efficiency height, and is fast, characteristics such as quality is reliable. The most advantages of the device are: the method has the advantages of low investment, strong adaptability, simple and convenient operation, labor saving, realization of anhydrous dry type automatic rapid detection and capability of meeting the requirements of the current market to the maximum extent.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic view of the cross-sectional structure of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is an oblique view of the present invention.
Reference numbers and corresponding part names in the drawings:
the method comprises the following steps of 1-moving platform, 11-universal wheel, 2-detection groove, 21-control panel, 3-guide rail, 4-fixed baffle, 5-positioning support block, 6-hydraulic push plate and 7-telescopic pneumatic cylinder.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
Examples
As shown in fig. 1 ~ 3, the utility model is used for detecting check out test set of pipeline gas tightness, a serial communication port, be provided with including 1 top of moving platform and detect groove 2, detect 2 inner wall bottom parallel arrangement in groove two guide rails 3, guide rail 3 passes in proper order from a left side to the right side fixed stop 4, location supporting shoe 5, hydraulic pressure push pedal 6, the 3 left and right sides of guide rail is connected with the 7 telescopic links of flexible pneumatic cylinder, reciprocates in detecting groove 2 through 7 control guide rail 3 of flexible pneumatic cylinder, hydraulic pressure push pedal 6 is connected with the pneumatic cylinder that detects the setting of groove 2 below through the pipe, and pneumatic cylinder control hydraulic pressure push pedal 6 is to 4 direction reciprocating motion of fixed stop.
The steel is moulded and is changeed the pipe fitting and all have at a lot of places and arrive, but when production was dispatched from the factory, need to mould the steel and carry out airtight detection to changing the pipe fitting, the steel that avoids dispatching from the factory is moulded the conversion pipe fitting and is appeared breaking the leakage and decrease, and then the conversion pipe fitting is moulded to influence steel and use. The gas tightness of this application file detects through automatic improvement on the mode that artifical detected, utilizes special check out test set to carry out airtight detection, and in manual detection, this kind of steel is moulded conversion pipe fitting both sides because the through-hole needs the artificial instrument of installing additional to seal the through-hole, observes the bubble putting into the aquatic, and this kind of mode efficiency is very slow, when mass production, is unfavorable for production efficiency very much. In the equipment of this application file, only need to mould the steel that needs to detect and change the pipe fitting on the location supporting shoe, will mould the steel through the hydraulic pressure push pedal and change the pipe fitting and fix on fixed stop, can plug up the both ends of changing the pipe fitting with steel like this, avoid when getting into the airtight detection liquid that detects the tank cavity, steel is moulded and is changed pipe fitting through-hole both ends entering liquid, can not let the staff survey the bubble.
This application file is whole to do as, at first reset the hydraulic pressure push pedal, place the conversion pipe fitting with steel and mould on the location supporting shoe, promote hydraulic pressure push pedal to fixed push pedal one side, it fixes to mould the conversion pipe fitting, steel is moulded both sides through-hole one side of converting the pipe fitting and is blockked by fixed stop like this, the opposite side is blockked by the hydraulic pressure push pedal, it seals with steel all passageways of steel-plastic conversion pipe fitting to mould hard continuously through the hydraulic pressure push pedal, with guide rail downstream through flexible pneumatic cylinder, it gets into airtight detection liquid to drive steel-plastic conversion pipe fitting, through airtight detection liquid with steel-plastic conversion pipe fitting contact after, if steel-plastic conversion pipe fitting gas tightness is not good, then there is continuous bubble production, and then the staff just can.
The left side and the right side of the positioning support block 5 are provided with through holes, rubber pads are arranged on the through holes, the guide rail 3 penetrates through the through holes and is in interference fit with the rubber pads, a V-shaped groove is formed in the middle of the positioning support block 5, and the steel-plastic conversion pipe fitting is placed in the V-shaped groove for airtight detection. The location supporting shoe adopts the design of V type piece, can let the hydraulic pressure push pedal when impel the clamp tightly, guarantees to mould steel and change the pipe fitting axiality, avoids its transition crooked, influences the later stage and uses.
Locking screws are arranged on the left side and the right side of the fixed baffle 4, when the locking screws are locked, the fixed baffle 4 is fixed on the guide rail 3, and when the locking screws are loosened, the fixed baffle 4 can reciprocate on the guide rail 3. The effect of fixed stop is adjusted according to the length of steel-plastic conversion pipe fitting, avoids the stroke overlength of hydraulic pressure push pedal, causes the increase of energy consumption.
The four corners of the lower end face of the moving platform 1 are provided with universal wheels 11, and the moving platform 1 is driven to move through the universal wheels 11. In order to move conveniently, the detection groove is placed on the moving platform, and the universal wheels are arranged on the moving platform, so that the moving platform can be moved conveniently.
The front end face of the detection groove 2 is provided with a control panel 21, the control panel 21 is provided with an air valve knob, a telescopic pneumatic cylinder 7 control button and a hydraulic push plate 6 control knob, and the control panel 21 controls air tightness detection. The reciprocating of guide rail is controlled through flexible pneumatic cylinder, and the start-up of hydraulic telescoping cylinder and the flexible pneumatic cylinder control button of the decline through-hole that rises are controlled, and flexible pneumatic cylinder control button is provided with threely, controls the neutral gear of flexible pneumatic cylinder respectively, descends and rises, and the same hydraulic pressure push pedal control knob also sets up threely, is used for controlling the neutral gear of pneumatic cylinder, drives the hydraulic pressure push pedal and removes.
Detect 2 inside cavity bottom in groove and have airtight detection liquid, put into airtight detection liquid through steel-plastic conversion pipe fitting after matching with fixed stop 4 and hydraulic push pedal 6, detect steel-plastic conversion pipe fitting gas tightness through the bubble in the liquid. The adopted airtight detection liquid is usually water, and can also be a color-floating liquid, if the adopted airtight detection liquid is water, a worker is required to observe the condition of bubble generation after the airtight detection liquid is put in, whether the airtightness is good or not is judged, and if the adopted color-floating liquid is adopted, whether the color of the interior of the steel-plastic conversion pipe fitting is changed or not is observed.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A check out test set for detecting pipeline gas tightness, its characterized in that is provided with including moving platform (1) top and detects groove (2), it has two guide rails (3) to detect groove (2) inner wall bottom parallel arrangement, and fixed stop (4), location supporting shoe (5), hydraulic pressure push pedal (6) are passed from a left side to the right side in proper order in guide rail (3), the guide rail (3) left and right sides is connected with flexible pneumatic cylinder (7) telescopic link, reciprocates in detecting groove (2) through flexible pneumatic cylinder (7) control guide rail (3), hydraulic pressure push pedal (6) are connected through the pipe and the pneumatic cylinder that detects groove (2) below and set up, and pneumatic cylinder control hydraulic pressure push pedal (6) are to fixed stop (4) direction reciprocating motion.
2. The detection equipment for detecting the air tightness of the pipeline according to claim 1, wherein through holes are formed in the left side and the right side of the positioning support block (5), rubber pads are arranged on the through holes, the guide rail (3) penetrates through the through holes and is in interference fit with the rubber pads, a V-shaped groove is formed in the middle of the positioning support block (5), and the steel-plastic conversion pipe fitting is placed in the V-shaped groove for air tightness detection.
3. The detection equipment for detecting the air tightness of the pipeline according to claim 1, wherein locking screws are arranged on the left side and the right side of the fixed baffle plate (4), when the locking screws are locked, the fixed baffle plate (4) is fixed on the guide rail (3), and when the locking screws are loosened, the fixed baffle plate (4) can reciprocate on the guide rail (3).
4. The detection equipment for detecting the air tightness of the pipeline according to claim 1, wherein universal wheels (11) are arranged on four corners of the lower end surface of the moving platform (1), and the moving platform (1) is driven to move through the universal wheels (11).
5. The detection equipment for detecting the air tightness of the pipeline according to claim 1, wherein a control panel (21) is arranged on the front end surface of the detection groove (2), an air valve knob, a telescopic pneumatic cylinder (7) control knob and a hydraulic push plate (6) control knob are arranged on the control panel (21), and the air tightness detection is controlled through the control panel (21).
6. The detection equipment for detecting the air tightness of the pipeline according to claim 1, wherein an air tightness detection liquid is arranged at the bottom of the cavity inside the detection tank (2), the steel-plastic conversion pipe fitting is matched with the fixed baffle plate (4) and the hydraulic push plate (6) and then placed in the air tightness detection liquid, and the air tightness of the steel-plastic conversion pipe fitting is detected through air bubbles in the liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028594.1U CN209858149U (en) | 2019-07-02 | 2019-07-02 | Detection equipment for detecting air tightness of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028594.1U CN209858149U (en) | 2019-07-02 | 2019-07-02 | Detection equipment for detecting air tightness of pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209858149U true CN209858149U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028594.1U Active CN209858149U (en) | 2019-07-02 | 2019-07-02 | Detection equipment for detecting air tightness of pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN209858149U (en) |
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2019
- 2019-07-02 CN CN201921028594.1U patent/CN209858149U/en active Active
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