CN113432866B - Detection device and detection method for breaking valve - Google Patents
Detection device and detection method for breaking valve Download PDFInfo
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- CN113432866B CN113432866B CN202110752865.3A CN202110752865A CN113432866B CN 113432866 B CN113432866 B CN 113432866B CN 202110752865 A CN202110752865 A CN 202110752865A CN 113432866 B CN113432866 B CN 113432866B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/003—Machine valves
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Abstract
The invention discloses a detection device and a detection method for a break valve, wherein the detection device comprises a power mechanism, a power transmission mechanism, a break valve fixing mechanism, a traction assembly and a base; the power mechanism drives the breaking valve fixing mechanism through the power transmission mechanism to realize the up-and-down reciprocating motion of the counter breaking valve, a guide disc assembly is fixedly connected to the base and comprises a top plate with a plurality of grooves, a bottom plate fixedly connected with the base and a connecting pipe used for connecting the top plate and the bottom plate, one end of the traction assembly is connected to the breaking valve, and the other end of the traction assembly is matched with the grooves in different position relations so as to form multi-directional tension detection of the counter breaking valve; and an abruption valve falling protection assembly is arranged between the abruption valve fixing mechanism and the abruption valve, one end of the protection assembly is connected to the bottom of the abruption valve in a penetrating manner, and the other end of the protection assembly is connected to the abruption valve fixing mechanism. The invention can meet the comprehensive breaking test requirements of practical working conditions of various pulling forces and multiple angles, and the detection result is more comprehensive and accurate.
Description
Technical Field
The invention relates to the technical field of test equipment, in particular to a detection device and a detection method for a snapping valve.
Background
In recent years, a snap-off valve has become an indispensable safety protection component in the field of filling equipment. The abruption valve is arranged in an output pipeline of the filling machine to form a safe connecting device between the filling gun and the filling machine, and a bidirectional check valve is arranged in the abruption valve; when the filling gun is pulled by a certain external force, the snapping valve can automatically open, automatically close and cut off the pipeline, and prevent the conveying pipe of the filling machine from being snapped or the filling machine from being pulled down, so as to avoid dangerous accidents.
The existing many snap valve products can meet the requirements of repeated snap and repeated use, have the advantages of environmental protection, economy and the like, and are widely applied to other high, medium and low pressure gas or liquid chemical raw material filling equipment such as hydrogenation machines, gas filling machines, oiling machines and the like in production and life. Therefore, the requirements on the sealing performance, the snapping effect and the quality guarantee of the snapping valve in the using process are extremely high. However, in order to ensure the safety of the snap valves of different brands, manufacturers of snap valve products and manufacturers of complete machine filling equipment at the present stage need to have professional snap valve detection devices to perform professional tests on the snap valves when the snap valves are snapped for multiple times and reused, and the following defects still exist in the existing snap valve delivery performance test process:
1. the existing snapping valve detection equipment only has the snapping detection in the vertical direction, and the detected project cannot meet the comprehensive snapping test requirements of multiple pulling forces and multiple angles in the real complex working condition, so that the detection result is incomplete and inaccurate, and thus, numerous potential safety hazards and accidents are caused.
2. The existing detection equipment for the snap valve can only meet the snap test aiming at products of a single brand and products in a single field, and the application field of the snap detection equipment has singleness and can not be widely and universally applied to filling equipment in the fields of oil filling, gas filling, hydrogenation, liquid adding and the like.
Disclosure of Invention
The invention aims to provide a detection device and a detection method of a snapping valve, and aims to solve the technical problems that the conventional snapping valve detection device cannot meet the test requirement of multi-angle comprehensive snapping and the detection device is not high in universality.
In order to solve the technical problems, the invention adopts the following technical scheme:
a detection device and a detection method for a break valve are designed, and the detection device comprises a power mechanism, a power transmission mechanism, a break valve fixing mechanism, a traction assembly and a base; the power mechanism drives the breaking valve fixing mechanism through the power transmission mechanism to realize the up-and-down reciprocating motion of the counter breaking valve, a guide disc assembly is fixedly connected onto the base and comprises a top plate with a plurality of grooves, a bottom plate fixedly connected with the base and a connecting pipe used for connecting the top plate and the bottom plate, one end of the traction assembly is connected to the breaking valve, and the other end of the traction assembly is matched with the grooves in different position relations so as to form multi-directional tension detection of the counter breaking valve; and an abruption valve falling protection assembly is arranged between the abruption valve fixing mechanism and the abruption valve, one end of the protection assembly is connected to the bottom of the abruption valve in a penetrating manner, and the other end of the protection assembly is connected to the abruption valve fixing mechanism.
Preferably, the grooves are uniformly distributed at equal intervals at an angle of 30 degrees by taking the geometric center point of the top plate as a center, and a groove is additionally formed in the top plate at a position right below the snapping valve fixing mechanism.
Preferably, the snapping valve fixing mechanism comprises a fixed stop block fixedly connected to the power transmission mechanism, a snapping valve mounting seat vertically screwed with the fixed stop block, a snapping valve support tightly attached and fixed to the snapping valve mounting seat, and a snapping valve joint.
Preferably, the breaking valve support is provided with a fixing hoop in the vertical direction, and the breaking valve and the guide cylinder are fixedly arranged in the fixing hoop in a penetrating manner.
Preferably, one end of the breaking valve joint is provided with a threaded hole section along the vertical direction, and the other end of the breaking valve joint is provided with a through hole along the horizontal direction.
Preferably, the traction assembly comprises a pull rope and a buckle; one end of the pull rope is fixedly connected to the connecting pipe through the buckle, and the other end of the pull rope penetrates through the guide cylinder and is fixedly connected with the through hole in the snapping valve joint.
The design of a detection method of the break valve is implemented based on the detection device of the break valve, and the detection method comprises the following steps:
s1, connecting a to-be-detected breaking valve with a breaking valve joint, fixing the to-be-detected breaking valve on a fixing hoop of a breaking valve bracket, wherein one end of a pull rope is fixedly connected to a connecting pipe through a buckle, and the other end of the pull rope penetrates through a guide cylinder and is fixedly connected with a through hole in the breaking valve joint;
s2, starting a power mechanism to enable the snapping valve to be detected to move upwards at a constant speed along with the tension sensor, stopping lifting when the snapping valve rises to a certain height, namely the pulling rope is about to be in a stressed and tensed state, and manually and sequentially placing the pulling rope into the grooves in the guide disc;
s3, lifting the height again, and tensioning the pull rope to enable the power mechanism to uniformly and slowly apply tension until the designed tension value of the stretch-break valve to be detected is reached, wherein at the moment, if the lower valve body of the stretch-break valve is normally pulled off, the condition is qualified, and if the condition is not qualified;
s4, if the test of the stretch-break valve in the direction is qualified, sequentially placing the pull rope into the next groove, repeating the steps S2-S3, and if the lower valve body of the stretch-break valve is normally pulled off in the whole tensile test process, detecting to be qualified, otherwise, determining to be unqualified.
Compared with the prior art, the invention has the main beneficial technical effects that:
1. the detection device for the snap-off valve not only can carry out the snap-off test in the vertical direction aiming at the snap-off valve, but also can meet the comprehensive snap-off test requirements under the actual working conditions of various pulling forces, various angles and the like, the detection result is more comprehensive and accurate, and the safety coefficient and the quality of the snap-off valve are better guaranteed, so that numerous potential safety hazards and accidents are avoided.
2. The detection device for the snap-off valve can be applied to different brands of products, is not limited to the detection of the snap-off valve products in a single field, and has wide application fields of snap-off tests, such as factory qualification of the snap-off valve in filling equipment in the fields of oil filling, gas filling, hydrogenation, liquid adding and the like, national product qualification certification tests and the like.
Drawings
FIG. 1 is a schematic structural diagram of the present invention in use.
Fig. 2 is an exploded view of the structure of the present invention.
FIG. 3 is a schematic view of a disc assembly according to the present invention.
FIG. 4 is a second schematic view of a guide plate assembly according to the present invention.
In the figure, 1 is a base, 2 is a speed reducing motor, 3 is a power transmission mechanism, 31 is a tension sensor, 4 is a breaking valve fixing mechanism, 41 is a fixed stop, 42 is a breaking valve mounting seat, 43 is a breaking valve bracket, 44 is a breaking valve joint, 5 is a guide disc component, 51 is a top fixing panel, 52 is a connecting pipe, 53 is a bottom panel, 6 is a traction component, 61 is a ∅ steel wire rope, 62 is a ∅ steel wire clip, 7 is a red copper gasket, 8 is a protection component, 81 is a ∅ steel wire rope, 82 is an ∅ steel wire rope clip, and 9 is a breaking valve.
Detailed Description
The following examples are intended to illustrate the present invention in detail and should not be construed as limiting the scope of the present invention in any way.
In the description of the technical solutions of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention.
Example 1: a detection device for a snapping valve is disclosed, and is shown in a figure 1 to a figure 4, and comprises a power mechanism, a power transmission mechanism, a snapping valve fixing mechanism, a traction assembly and a base; the base 1 is arranged on the ground and used for supporting the power device 2 and the breaking valve frame mechanism 4 driven by the power transmission mechanism 3, the base 1 is fixedly connected with the power device 2 through bolts, and the power device 2 is a speed reducing motor.
The abruption valve frame mechanism 4 comprises a fixed stop block 41, an abruption valve mounting seat 42, an abruption valve support 43 and an abruption valve joint 44, wherein the fixed stop block 41 is provided with 2 fixed through holes, 1 long circular hole 24X12, and 2 through holes ∅ are fixedly connected with the abruption valve mounting seat 42 through 2M 10 bolts.
The snapping valve mounting seat 42 is provided with 1 through hole ∅,2 through holes ∅ and 4 long round holes 45X10, wherein the through hole ∅ penetrates through the long round hole 24X12 connected with the fixed stop block e through 1M 12 bolt and is tightly connected with the M12 screw hole arranged on the tension sensor; 2 ∅ 10 through holes are fixedly connected with 2 ∅ through holes arranged on the fixed stop block e through M10 bolts; 4 oblong holes 35X10 can be used for the oblong holes arranged on the installation brackets of TK16 and TK25 breaking valves and are tightly connected through M10 bolts.
The breaking valve bracket 43 is provided with 3 hoops and a guide cylinder along the vertical direction; the uppermost hoop is used for fixing the snapping valve 9, and the two lower hoops are used for fixing the guide cylinder.
One end of the stretch-break valve joint 44 is horizontally provided with a ∅ through hole and 1 7/8 '-14-UNF threaded hole, the pull rope 61 penetrates through a ∅ through hole of the stretch-break valve joint 44 and is fixed by a buckle 62 to form a mutually fastened connection of the pull rope 61 and the stretch-break valve joint, preferably, the pull rope 61 is a ∅ steel wire rope, the buckle 62 is an ∅ steel wire clip, the stretch-break valve separation module is in threaded connection with the 7/8' -14-UNF threaded hole through a pad-connected red copper pad 7, preferably, the red copper pad 7 is annular, the outer diameter is 35mm, the inner diameter is 24mm, and the thickness is 2mm.
The protection component 8 preferably uses ∅ steel wire rope 81 and ∅ steel wire clip 82 which are matched for use, and a ∅ through hole of the snap valve connector 44 and a ∅ through hole on a reinforcing rib plate of the snap valve mounting seat 42 are fixedly connected, so that when a lower valve body (injection: the snap valve structure consists of an upper valve body component and a lower valve body component) of the snap valve is pulled off, a buffer force is given to prevent the lower valve body of the snap valve from falling and being damaged.
The guide disc assembly 5 is formed by welding a top surface fixing panel 51, a connecting pipe 52 and a base fixing panel 53; the top surface fixing panel 51 is provided with 10 guiding U-shaped grooves in total, wherein 9U-shaped grooves are respectively used for a tensile force test that the tensile steel wire rope 61 gives equal tensile force to the breaking valve 9 at different circumferential angles, preferably, the central axis of the top surface fixing panel 51 is taken as a center, the U-shaped grooves are uniformly distributed at equal intervals at an angle of 30 degrees, and the total number of the 9 guiding U-shaped grooves is 9; the other 1U-shaped groove is respectively used for providing the same pulling force to the breaking valve 9 by the steel wire rope 61 in the vertical axis direction for carrying out a pulling force (under pressure) test; the connecting pipe 52 is a DN40 steel pipe, the length of the connecting pipe is 45mm, the connecting pipe is positioned between the top surface fixing panel 51 and the base fixing panel 53, the connecting pipe is fixed with the two panels by adopting a welding process, and is matched with the steel wire rope 61 and the steel wire rope clip 62 for use, the steel wire rope 61 and the steel wire rope clip 62 are tightly matched and annularly sleeved on the DN40 steel pipe 52 to play a role in fixing, and the steel wire rope 61 plays a role in a stress end; the base fixing panel 53 is provided with 3 holes, 2 through holes ∅ and 1 oblong hole 30 × 15, and 3 through holes with the same size as the 3 through holes on the base 1 are matched with each other by using 3M 15 bolts, so that the guide disc assembly 5 is fixed on the base 1.
Embodiment 2 is a method for detecting a snap valve, which is implemented based on the device for detecting a snap valve described in embodiment 1, and specifically includes the following steps:
s1, connecting a to-be-detected breaking valve 9 with a breaking valve connector, fixing the to-be-detected breaking valve on a fixing hoop of a breaking valve bracket 43, wherein one end of a pull rope is fixedly connected to a connecting pipe 52 through a buckle, and the other end of the pull rope penetrates through a guide cylinder and is fixedly connected with a through hole in the breaking valve connector 44;
s2, starting a power mechanism to enable the snapping valve 9 to be detected to move upwards at a constant speed along with the tension sensor, stopping lifting when the snapping valve ascends to a certain height, namely the pulling rope is about to be in a stressed and tense state, and manually and sequentially placing the pulling rope into the groove in the guide disc 5;
s3, lifting the height again, and tensioning the pull rope to enable the power mechanism to uniformly and slowly apply tension until the designed tension value of the snapping valve 9 to be detected is reached, wherein at the moment, if the lower valve body of the snapping valve 9 is normally pulled off, the valve is qualified, and otherwise, the valve is unqualified;
s4, if the stretch-break valve 9 in the direction is qualified in the test, sequentially placing the pull rope into the next groove, repeating the steps S2-S3, and in the whole tensile test process, normally pulling off the lower valve body of the stretch-break valve 9, so that the test is qualified, otherwise, the test is unqualified.
While the invention has been described in detail with reference to the drawings and examples, it will be understood by those skilled in the art that various changes in the details of the embodiments may be made without departing from the spirit of the invention, and various changes in the details of construction and materials may be substituted for elements thereof to form various embodiments, which are within the scope of the invention and are not intended to be limited to the details of the embodiments.
Claims (3)
1. A detection device for a breaking valve comprises a power mechanism, a power transmission mechanism, a breaking valve fixing mechanism, a traction assembly and a base; the power mechanism drives the breaking valve fixing mechanism to realize the up-and-down reciprocating motion of the breaking valve through the power transmission mechanism, and is characterized in that a guide disc assembly is fixedly connected to the base and comprises a top fixing panel with a plurality of grooves, a bottom panel fixedly connected with the base and a connecting pipe used for connecting the top fixing panel and the bottom panel, the grooves are uniformly distributed at equal intervals at an angle of 30 degrees by taking the geometric center point of the top fixing panel as the center, and a groove is additionally arranged on the top fixing panel at a position, corresponding to the lower part, of the breaking valve fixing mechanism; the breaking valve fixing mechanism comprises a fixed stop block fixedly connected to the power transmission mechanism, a breaking valve mounting seat vertically screwed with the fixed stop block, a breaking valve support tightly attached and fixed with the breaking valve mounting seat and a breaking valve joint; the breaking valve support is provided with a fixing hoop in the vertical direction, and a breaking valve and a guide cylinder are fixedly arranged in the fixing hoop in a penetrating manner; one end of the traction assembly is connected to the breaking valve, and the other end of the traction assembly is matched with the groove in different position relations so as to realize multi-directional tension detection of the breaking valve; a breaking valve falling-off protection assembly is arranged between the breaking valve fixing mechanism and the breaking valve, one end of the protection assembly is connected to the bottom of the breaking valve in a penetrating manner, and the other end of the protection assembly is connected to the breaking valve fixing mechanism; the protection assembly comprises ∅ steel wire clamps connected with the snapping valve and the snapping valve mounting seat respectively and ∅ steel wire ropes connected between the ∅ steel wire clamps; the traction assembly comprises ∅ steel wire ropes and ∅ steel wire clips, one end of the ∅ steel wire rope is fixedly connected to the connecting pipe through the ∅ steel wire clip, and the other end of the 4736 zxft 476 steel wire rope penetrates through the guide cylinder and is fixedly connected with the through hole in the break valve joint.
2. The pop-off valve detection device of claim 1, wherein one end of the pop-off valve connector is provided with a threaded hole section in a vertical direction, and the other end of the pop-off valve connector is provided with a through hole in a horizontal direction.
3. A method for detecting a snap valve based on the device for detecting a snap valve according to claim 1, comprising the steps of:
s1, connecting a to-be-detected breaking valve with a breaking valve joint and fixing the to-be-detected breaking valve on a fixing hoop of a breaking valve bracket, wherein one end of a ∅ 6 steel wire rope is fixedly connected to a connecting pipe through a ∅ steel wire clamp, and the other end of the ∅ steel wire rope penetrates through a guide cylinder and is fixedly connected with a through hole in the breaking valve joint;
s2, starting a power mechanism to enable the to-be-detected breaking valve to move upwards at a constant speed along with the tension sensor, stopping the lifting height when the breaking valve rises to a certain height, namely the ∅ 6 steel wire rope is about to be in a stressed tight state, and manually and sequentially placing the ∅ steel wire rope into the groove in the guide disc;
s3, lifting the height again, wherein the ∅ 6 steel wire rope is stressed tightly, so that the power mechanism uniformly and slowly applies pulling force until the designed pulling force value of the stretch-break valve to be detected is reached, at the moment, if the lower valve body of the stretch-break valve is pulled off normally, the condition is qualified, and if the lower valve body of the stretch-break valve is not qualified;
s4, if the stretch-break valve in the direction is qualified in the test, sequentially placing the ∅ 6 steel wire rope into the next groove, repeating the steps S2-S3, and if the lower valve body of the stretch-break valve is normally pulled off in the whole tensile test process, the detection is qualified, otherwise, the detection is unqualified.
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| CA2639600A1 (en) * | 2008-09-15 | 2010-03-15 | Town of Markham | Testing apparatus and method for valves |
| CN203350026U (en) * | 2013-06-26 | 2013-12-18 | 北京汽车股份有限公司 | Car towing hook strength test device |
| US10054237B2 (en) * | 2015-05-15 | 2018-08-21 | Opw-Engineered Systems, Inc. | Breakaway coupling |
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| CN105372001A (en) * | 2015-12-14 | 2016-03-02 | 浙江春晖智能控制股份有限公司 | Tension test method of safety break-away valve for petrol filling machine and device thereof |
| CN207336005U (en) * | 2017-10-24 | 2018-05-08 | 四川省简阳市川力机械制造有限责任公司 | A kind of low-temperature breakaway valve Performance Test System |
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