CN114166423A - Water meter sealing performance detection device and detection method - Google Patents
Water meter sealing performance detection device and detection method Download PDFInfo
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- CN114166423A CN114166423A CN202111440040.4A CN202111440040A CN114166423A CN 114166423 A CN114166423 A CN 114166423A CN 202111440040 A CN202111440040 A CN 202111440040A CN 114166423 A CN114166423 A CN 114166423A
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- water meter
- workbench
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- hollow rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
Abstract
The invention is suitable for the detection field, and provides a water meter sealing performance detection device and a detection method, wherein the water meter sealing performance detection device comprises a workbench and a limiting ring fixedly arranged on the workbench; the indicating lamp is fixedly arranged on the sealing box, the sealing box is arranged in a hollow mode, a static contact is arranged in the sealing box and electrically connected with the indicating lamp, a moving contact is movably arranged on the workbench and connected with a trigger mechanism used for driving the moving contact to move towards the position of the static contact, and the trigger mechanism is movably arranged on the workbench; the elastic component is connected with the triggering mechanism and movably arranged on the workbench; the inflation assembly is movably arranged on the workbench and is connected with the elastic assembly; the clamping mechanisms are movably arranged on the workbench and are symmetrically arranged; and the driving assembly is movably arranged on the workbench.
Description
Technical Field
The invention belongs to the field of detection, and particularly relates to a device and a method for detecting water meter sealing performance.
Background
The water meter is an instrument for measuring water flow, mostly the accumulated flow measurement of water, and generally divided into a positive displacement water meter and a speed water meter, the development of the water meter has a history of nearly two hundred years, when the specification of the water meter is selected, the size and the flow range of the used flow under the normal condition are firstly estimated, and then the water meter with the specification of which the common flow is closest to the value is selected as the first choice.
The internal structure of the water meter can be divided into a shell, a sleeve and an inner core from outside to inside, the shell is cast by pig iron, water passes through an annular space at the lower part of the shell after coming out from a water inlet, the annular space is called as a lower ring chamber, an upper ring chamber is arranged above the annular space and is communicated with a water outlet, a filter screen with small holes is arranged at the bottom of the sleeve to filter out impurities in the water, an upper row of round holes and a lower row of round holes are arranged on the side surface of the sleeve, and the positions of the holes are just opposite to the upper ring chamber and the lower ring chamber of the shell.
The gas tightness needs to be guaranteed to the inner core part, prevents when the water gauge uses, and rivers get into the inner core, lead to inner core spare part to damage, consequently in the water gauge production process, need carry out the gas tightness to the water gauge and detect, and traditional gas tightness detects and surveys through personnel usually, and this kind of mode is inefficient, and the precision is relatively poor, continues a check out test set that the accuracy is high.
Disclosure of Invention
The invention provides a device and a method for detecting water meter tightness, and aims to solve the problem that the perfect air tightness cannot be ensured in the batch production of water meters.
The invention is realized in this way, a water meter tightness detection device, comprising:
the limiting ring is fixedly arranged on the workbench;
the indicating lamp is fixedly arranged on the sealing box, the sealing box is arranged in a hollow manner, a static contact is fixedly arranged in the sealing box and electrically connected with the indicating lamp, a moving contact is movably arranged on the workbench and connected with a trigger mechanism for driving the moving contact to move towards the position of the static contact, and the trigger mechanism is movably arranged on the workbench;
the elastic component is connected with the triggering mechanism and movably arranged on the workbench;
the inflation assembly is movably arranged on the workbench and is connected with the elastic assembly;
the clamping mechanisms are movably arranged on the workbench and are symmetrically arranged;
the driving assembly is movably arranged on the workbench and symmetrically arranged, and the driving assembly is connected with the elastic assembly, the inflation assembly and the clamping mechanism.
Furthermore, the triggering mechanism comprises a through groove formed in the elastic component, a second movable sleeve movably mounted in the elastic component, and a meshing component movably arranged on the elastic component and connected with the second movable sleeve, the meshing component is connected with the moving contact, and the sealing box is matched with the through groove.
Furthermore, the meshing component comprises a rack plate fixedly mounted on the second movable sleeve, an incomplete gear rotatably mounted on the through groove and meshed with the rack plate, and a rotating rod fixedly mounted on the incomplete gear and fixed with the movable contact.
Further, elastic component includes movable mounting and is in No. two cavity poles on the inflatable component and fixed mounting in No. two cavity poles in and with No. two movable sleeve connected's dead lever and cover are established on the dead lever and one end with No. two cavity pole connection other ends are connected No. two springs on the movable sleeve, seted up on No. two cavity poles logical groove and be fixed with the seal box, No. two cavity poles with drive assembly connects.
Furthermore, the inflation assembly comprises a second supporting table and a movable mounting table which are fixedly mounted on the workbench and symmetrically arranged, wherein the second supporting table is arranged on the workbench, the second supporting table is arranged on the movable sleeve and the movable sleeve which is connected with the driving assembly are fixedly mounted on the movable sleeve and the sealing ring which is arranged on the second hollow rod.
Furthermore, block mechanism includes fixed mounting and is a supporting bench and movable mounting that the symmetry set up on the workstation No. one hollow rod and activity setting on the supporting bench just with the buffer unit that hollow rod is connected on the workstation, a hollow rod with drive assembly connects.
Furthermore, the buffer component comprises a movable rod movably arranged in the first hollow rod, a first spring fixedly arranged in the first hollow rod and connected with the movable rod, and a clamping plate fixedly arranged on the movable rod.
Further, drive assembly includes fixed mounting and is a arch and fixed mounting that the symmetry set up on the cavity pole No. one movable sleeve with No. two archs and fixed mounting on the cavity pole No. two on the workstation just are the cylinder that the symmetry set up, be fixed with on the cylinder seted up with an arch with the connecting rod in the groove of No. two protruding adaptations.
A method for detecting a water meter sealing performance detecting device according to any one of claims 1 to 8, comprising the steps of:
the method comprises the following steps: placing the water meter to be detected on the limiting ring;
step two: the connecting rod is driven to move by the air cylinder, and the first bulge and the second bulge which are symmetrically arranged are driven to move, so that the first hollow rod which is symmetrically arranged is driven to be close to each other and drives the movable rod and the clamping plate to be close to each other, the clamping plate is matched with the water meter, when the clamping plate is attached to the water meter, the water meter is straightened and fixed between the clamping plates, meanwhile, the first movable sleeve and the second hollow rod are driven to be close to each other when the second bulge moves, so that the sealing ring which is matched with the water meter moves to a position where the sealing ring is matched with the water meter, and the air cylinder stops moving;
step three: a certain amount of gas is conveyed into the water meter through the first movable sleeve and enters the second hollow rod, the second movable sleeve is driven to move towards the inside of the fixed rod under the action of air pressure and presses the second spring, and meanwhile, the second movable sleeve can also drive the rack plate to move and drive the incomplete gear to rotate, so that the rotating rod moves and the moving contact is driven to move;
step four: when the moving contact is not attached to the static contact, the indicating lamp does not work, so that the air tightness of the water meter is judged through whether the indicating lamp works or not.
Compared with the prior art, the invention has the beneficial effects that:
because the two ends of the water meter are directly connected with the water pipe, when in use, the air tightness of the working part of the water meter needs to be ensured to prevent the parts of the water meter from being damaged, so the air tightness detection is needed after the assembly is finished, when in use, the water meter is placed on a limit ring, the water meter cannot be positioned at a level position due to manual operation, at the moment, the driving component works and drives two groups of clamping mechanisms to mutually approach, the water meter is fixed at a proper position under the action of the clamping mechanisms, the two ends of the water meter are matched with the inflating component, meanwhile, the driving component can also drive the inflating component, the elastic component and the triggering mechanism to move, so that the inflating component is matched with the two ends of the water meter, at the moment, quantitative gas is filled into the inflating component, under the action of air pressure, the elastic component is driven to move, the triggering mechanism is driven to move, and the moving contact is driven to move towards the position of the static contact, when the moving contact is attached to the static contact, the indicating lamp works and lights, if the indicating lamp does not light, the water meter leaks air, and the sealing performance is poor.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic diagram of the structure provided by the present invention.
Fig. 2 is a schematic structural view of another angle provided by the present invention.
Fig. 3 is a schematic cross-sectional structure diagram of the engaging mechanism provided in the present invention.
Fig. 4 is a schematic view of a partial cross-sectional structure provided by the present invention.
Fig. 5 is a schematic diagram of a partial explosion structure provided by the present invention.
Reference numerals:
1-workbench, 2-first supporting platform, 3-first hollow rod, 4-first spring, 5-movable rod, 6-clamping plate, 7-first bulge, 8-connecting rod, 9-cylinder, 10-second supporting platform, 11-first movable sleeve, 12-second bulge, 13-sealing ring, 14-second hollow rod, 15-second movable sleeve, 16-fixed rod, 17-second spring, 18-rack plate, 19-incomplete gear, 20-rotating rod, 21-moving contact, 22-static contact, 23-sealing box, 24-indicator light, 25-limiting ring and 26-through groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In order to effectively explain embodiments of the present invention, the embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The invention provides a device and a method for detecting water meter tightness, which aim to solve the problem that the perfect air tightness cannot be ensured in the batch production of water meters.
Referring to fig. 1 to 5, a water meter sealing performance detecting device provided in an embodiment of the present invention includes:
the device comprises a workbench 1 and a limiting ring 25 fixedly arranged on the workbench 1;
preferably, the stop collar 25 is adapted to the bottom of the water meter.
The indicating lamp 24 is fixedly installed on the sealing box 23, the sealing box 23 is hollow, a fixed contact 22 is fixedly installed in the sealing box 23, the fixed contact 22 is electrically connected with the indicating lamp 24, a movable contact 21 is movably arranged on the workbench 1, the movable contact 21 is connected with a trigger mechanism for driving the movable contact 21 to move towards the position of the fixed contact 22, and the trigger mechanism is movably arranged on the workbench 1;
it should be noted that the triggering mechanism includes a through slot 26 formed in the elastic component, a second movable sleeve 15 movably mounted in the elastic component, and a meshing component movably disposed on the elastic component and connected to the second movable sleeve 15, the meshing component is connected to the movable contact 21, and the sealing box 23 is adapted to the through slot 26.
It should be further noted that the meshing assembly includes a rack plate 18 fixedly mounted on the second movable sleeve 15, an incomplete gear 19 rotatably mounted on the through slot 26 and meshed with the rack plate 18, and a rotating rod 20 fixedly mounted on the incomplete gear 19 and fixed with the movable contact 21.
Further, in an initial state, the movable contact 21 and the fixed contact 22 are located at separate positions, one end of the second movable sleeve 15, which faces the sealing ring 13, is adapted to the elastic component, and when gas enters the elastic component, the second movable sleeve 15 is driven to move under the action of air pressure and drives the rack plate 18 to move, so that the incomplete gear 19 is driven to rotate, the rotating rod 20 is driven to move, and the rotating rod 20 also drives the movable contact 21 to rotate around a rotating point and move towards the position of the fixed contact 22.
Preferably, if the water meter has good air tightness, under the action of air pressure, the movable contact 21 just moves to the position attached to the fixed contact 22, so that the indicator light 24 is in an energized state, the indicator light 24 is on at the moment, if the water meter leaks air, the air pressure is insufficient, the movable contact 21 cannot be driven to move to the position attached to the fixed contact 22, and at the moment, the indicator light 24 cannot work.
The elastic component is connected with the triggering mechanism and movably arranged on the workbench 1;
it should be noted that, elastic component includes movable mounting and is in No. two on the inflation assembly cavity pole 14 and fixed mounting in No. two in the cavity pole 14 and with No. two dead lever 16 and the cover that movable sleeve 15 is connected are established on the dead lever 16 and one end with No. two cavity pole 14 are connected the other end and are connected No. two spring 17 on the movable sleeve 15, seted up on No. two cavity poles 14 logical groove 26 and be fixed with seal box 23, No. two cavity poles 14 with drive assembly connects.
Preferably, when the driving assembly works, the second hollow rod 14 is driven to move towards the position of the water meter, when the driving assembly moves to a proper position, the second hollow rod 14 stops moving, the second movable sleeve 15 is driven to move towards the position of the fixed rod 16 under the action of air pressure, the second spring 17 is compressed, after detection is completed, the second spring 17 is elastically released, the second movable sleeve 15 is driven to reset, and the second movable sleeve 15 is matched with the second hollow rod 14.
The inflation assembly is movably arranged on the workbench 1 and is connected with the elastic assembly;
it should be noted that the inflation assembly comprises a support table 10 and a movable mounting which are fixedly mounted on the workbench 1 and symmetrically arranged, wherein the support table 10 is provided with a movable sleeve 11 and a sealing ring 13, the movable sleeve 11 is connected with the driving assembly, and the sealing ring is fixedly mounted on the hollow rod 14.
Preferably, the driving assembly works to drive the first movable sleeve 11 to move on the second support table 10 and drive the sealing ring 13 to move towards the water meter, the sealing ring 13 is matched with two ends of the water meter, when the sealing ring 13 moves into the water meter, under the action of the sealing ring 13, the joint of the water meter and the sealing ring 13 is kept in a sealing state, and at the moment, an inflator pump (not shown in the figure) is further arranged at a position of the first movable sleeve 11, which is far away from the water meter, and the first movable sleeve 11 is slowly inflated through the inflator pump.
The clamping mechanisms are movably arranged on the workbench 1 and are symmetrically arranged;
what the aforesaid mentioned block mechanism includes fixed mounting and is in 1 last and be a supporting bench 2 and the movable mounting that the symmetry set up of workstation 1 No. one hollow rod 3 and activity setting on a supporting bench 2 are in 1 last and with the buffer module that hollow rod 3 is connected, hollow rod 3 No. one with drive assembly connects.
Wherein, buffer unit includes movable mounting No. 3 interior movable rod 5 of cavity and fixed mounting No. 3 interior and with a spring 4 and fixed mounting that movable rod 5 is connected in the cavity pole No. 3 a cardboard 6 on the movable rod 5.
Still further, drive assembly during operation drives a hollow rod 3 and slides on a brace table 2, and drive movable rod 3 motion, thereby drive cardboard 6 and be close to each other, when cardboard 6 and water gauge laminating, under the effect of cardboard 6, the drive water gauge rotates to and No. two brace tables 10 parallel position, thereby make the water gauge both ends move to with sealing ring 13 adaptation position, drive assembly continues the motion, cardboard 6 stop motion this moment, a hollow rod 3 continues towards the water gauge position motion, and compress spring 4, thereby fix the water gauge.
The driving assembly is movably arranged on the workbench 1 and symmetrically arranged, and the driving assembly is connected with the elastic assembly, the inflation assembly and the clamping mechanism.
It should be noted that drive assembly includes fixed mounting and is in No. one on hollow rod 3 and be a arch 7 and fixed mounting that the symmetry set up No. one movable sleeve 11 with No. two on hollow rod 14 No. two arch 12 and fixed mounting just be the cylinder 9 that the symmetry set up on workstation 1, be fixed with on the cylinder 9 seted up with a arch 7 with the connecting rod 8 in the groove of No. two protruding 12 adaptations.
Preferably, when cylinder 9 during operation, the motion of drive connecting rod 8 to drive and a arch 7 and No. two protruding 12 motions, thereby drive hollow rod 3 No. one, hollow rod 14 No. two, the motion of a movable sleeve 11, make cardboard 6 motion, when cardboard 6 moves to the position parallel with No. two brace tables 10 with the drive water gauge, sealing ring 13 has not laminated with the water gauge both ends this moment, thereby prevent that sealing ring 13 from interfering with the water gauge.
A method for detecting a water meter sealing performance detecting device according to any one of claims 1 to 8, comprising the steps of:
the method comprises the following steps: placing the water meter to be detected on the limiting ring 25;
step two: the connecting rod 8 is driven to move through the air cylinder 9, and the first protrusion 7 and the second protrusion 12 which are symmetrically arranged are driven to move, so that the first hollow rod 3 which is symmetrically arranged is driven to be close to each other, the movable rod 5 and the clamping plate 6 are driven to be close to each other, the clamping plate 6 is matched with the water meter, when the clamping plate 6 is attached to the water meter, the water meter is straightened, the water meter is fixed between the clamping plates 6, meanwhile, when the second protrusion 12 moves, the first movable sleeve 11 and the second hollow rod 14 are driven to be close to each other, so that the sealing ring 13 matched with the water meter moves to a position matched with the water meter, and the air cylinder 9 stops moving;
step three: a certain amount of gas is conveyed into the water meter through the first movable sleeve 11 and enters the second hollow rod 14, under the action of air pressure, the second movable sleeve 15 is driven to move towards the inside of the fixed rod 16 and press the second spring 17, meanwhile, the second movable sleeve 15 can also drive the rack plate 18 to move and drive the incomplete gear 19 to rotate, so that the rotating rod 20 moves, and the movable contact 21 is driven to move;
step four: when the movable contact 21 is attached to the fixed contact 22, the indicator light 24 is on, and when the movable contact 21 is not attached to the fixed contact 22, the indicator light 24 does not work, so that the air tightness of the water meter is judged through whether the indicator light 24 works or not.
In use, taking the embodiment combining all the features described in the present application as an example, when the cylinder 9 moves, the connecting rod 8 is driven to move, and the first protrusion 7 and the second protrusion 12 are driven to move, so as to drive the first hollow rod 3 and the movable rod 5, which are symmetrically arranged, to approach each other, and the clamping plate 6, which cooperates with the water meter, when the clamping plate 6 is attached to the water meter, the water meter will be aligned and fixed between the clamping plates 6, and at the same time, when the second protrusion 12 moves, the first movable sleeve 11 and the second hollow rod 14 are driven to approach each other, so that the sealing ring 13, which is adapted to the water meter, moves to a position cooperating with the water meter, at this time, the cylinder 9 stops moving, and a certain amount of gas is delivered to the first movable sleeve 11 through the inflator pump and enters the second hollow rod 14, and under the action of air pressure, the second movable sleeve 15 is driven to move towards the fixed rod 16, and the second spring 17 is compressed, meanwhile, the second movable sleeve 15 can drive the rack plate 18 to move and drive the incomplete gear 19 to rotate, so that the rotating rod 20 moves to drive the moving contact 21 to move, when the moving contact 21 is attached to the static contact 22, the indicator lamp 24 is on to indicate that the water meter is good in air tightness, and when the moving contact 21 is not attached to the static contact 22, the indicator lamp 24 does not work to indicate that the water meter is poor in air tightness.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A water meter sealing performance detection device and a detection method are characterized by comprising the following steps:
the device comprises a workbench (1) and a limiting ring (25) fixedly arranged on the workbench (1);
the indicating lamp (24) is fixedly installed on the sealing box (23), the sealing box (23) is arranged in a hollow mode, a fixed contact (22) is fixedly installed in the sealing box (23), the fixed contact (22) is electrically connected with the indicating lamp (24), a movable contact (21) is movably arranged on the workbench (1), the movable contact (21) is connected with a triggering mechanism used for driving the movable contact (21) to move towards the position of the fixed contact (22), and the triggering mechanism is movably arranged on the workbench (1);
the elastic component is connected with the triggering mechanism and movably arranged on the workbench (1);
the inflation assembly is movably arranged on the workbench (1) and is connected with the elastic assembly;
the clamping mechanisms are movably arranged on the workbench (1) and are symmetrically arranged;
the driving assembly is movably arranged on the workbench (1) and symmetrically arranged, and the driving assembly is connected with the elastic assembly, the inflation assembly and the clamping mechanism.
2. The water meter sealing performance detection device and the detection method according to claim 1, wherein the trigger mechanism comprises a through groove (26) formed in the elastic component, a second movable sleeve (15) movably mounted in the elastic component, and a meshing component movably arranged on the elastic component and connected with the second movable sleeve (15), the meshing component is connected with the movable contact (21), and the sealing box (23) is matched with the through groove (26).
3. The water meter sealing performance detecting device and the detecting method as claimed in claim 2, wherein the engaging assembly comprises a rack plate (18) fixedly mounted on the second movable sleeve (15), an incomplete gear (19) rotatably mounted on the through slot (26) and meshed with the rack plate (18), and a rotating rod (20) fixedly mounted on the incomplete gear (19) and fixed with the movable contact (21).
4. The water meter sealing performance detecting device and the detecting method as claimed in claim 2, wherein the elastic component comprises a hollow rod (14) and a fixed rod (16), the hollow rod (14) is movably mounted on the air charging component, the fixed rod (16) is fixedly mounted in the hollow rod (14) and connected with the movable sleeve (15), and a spring (17) is sleeved on the fixed rod (16), one end of the spring is connected with the hollow rod (14), the other end of the spring is connected with the movable sleeve (15), the hollow rod (14) is provided with the through slot (26) and fixed with the sealing box (23), and the hollow rod (14) is connected with the driving component.
5. The water meter sealing performance detecting device and the detecting method according to claim 4, wherein the inflating assembly comprises a second supporting platform (10) which is fixedly installed on the workbench (1) and symmetrically arranged, a first movable sleeve (11) which is movably installed on the second supporting platform (10) and connected with the driving assembly, and a sealing ring (13) which is fixedly installed on the first movable sleeve (11) and the second hollow rod (14).
6. The water meter sealing performance detecting device and the detecting method as claimed in claim 1, wherein the engaging mechanism comprises a first supporting platform (2) which is fixedly installed on the workbench (1) and symmetrically arranged, a first hollow rod (3) which is movably installed on the first supporting platform (2), and a buffer component which is movably installed on the workbench (1) and connected with the first hollow rod (3), wherein the first hollow rod (3) is connected with the driving component.
7. The water meter sealing performance detection device and the detection method according to claim 6, wherein the buffer assembly comprises a movable rod (5) movably mounted in the first hollow rod (3), a first spring (4) fixedly mounted in the first hollow rod (3) and connected with the movable rod (5), and a clamping plate (6) fixedly mounted on the movable rod (5).
8. The water meter sealing performance detection device and the detection method according to claim 5, wherein the driving assembly comprises a first protrusion (7) which is fixedly installed on the first hollow rod (3) and symmetrically arranged, a second protrusion (12) which is fixedly installed on the first movable sleeve (11) and the second hollow rod (14), and a cylinder (9) which is fixedly installed on the workbench (1) and symmetrically arranged, and a connecting rod (8) provided with a groove matched with the first protrusion (7) and the second protrusion (12) is fixed on the cylinder (9).
9. A method for detecting a water meter sealing performance detecting device according to any one of claims 1 to 8, comprising the steps of:
the method comprises the following steps: placing the water meter to be detected on a limiting ring (25);
step two: the connecting rod (8) is driven to move through the air cylinder (9), and the first protrusion (7) and the second protrusion (12) which are symmetrically arranged are driven to move, so that the first hollow rod (3) which is symmetrically arranged is driven to be close to each other, the movable rod (5) and the clamping plate (6) are driven to be close to each other, the clamping plate (6) is matched with the water meter, when the clamping plate (6) is attached to the water meter, the water meter is placed right and fixed between the clamping plates (6), meanwhile, when the second protrusion (12) moves, the first movable sleeve (11) and the second hollow rod (14) are driven to be close to each other, the sealing ring (13) which is matched with the water meter moves to the position matched with the water meter, and the air cylinder (9) stops moving;
step three: quantitative gas is conveyed into the water meter through the first movable sleeve (11) and enters the second hollow rod (14), the second movable sleeve (15) is driven to move towards the fixed rod (16) under the action of air pressure and presses the second spring (17), meanwhile, the second movable sleeve (15) can also drive the rack plate (18) to move and drives the incomplete gear (19) to rotate, so that the rotating rod (20) moves and the moving contact (21) is driven to move;
step four: when the moving contact (21) is attached to the static contact (22), the indicating lamp (24) is turned on, and when the moving contact (21) is not attached to the static contact (22), the indicating lamp (24) does not work, so that the air tightness of the water meter is judged through whether the indicating lamp (24) works or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111440040.4A CN114166423B (en) | 2021-11-27 | 2021-11-27 | Water meter tightness detection device and detection method |
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| CN202111440040.4A CN114166423B (en) | 2021-11-27 | 2021-11-27 | Water meter tightness detection device and detection method |
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| CN114166423A true CN114166423A (en) | 2022-03-11 |
| CN114166423B CN114166423B (en) | 2023-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116337343A (en) * | 2023-05-31 | 2023-06-27 | 连云港海腾仪表有限公司 | Adjustable water meter tightness detection device and detection method |
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