CN113945258A - Automatic adjusting and positioning device and method for position of pulse acquisition sensor of water meter - Google Patents

Abstract

The invention belongs to the technical field of water meter flow verification, and provides an automatic position adjusting and positioning device for a pulse acquisition sensor of a water meter, which comprises a plurality of automatic patrol positioning devices, wherein the plurality of automatic patrol positioning devices are all in sliding connection with a follow-up support, the follow-up support is arranged on one side of the top of a water injection test board, the automatic patrol positioning devices comprise mounting frames, and the automatic position adjusting and positioning method for the pulse acquisition sensor of the water meter comprises the following steps: s1, clamping the water meter; s2, supplying water by a water meter; s3, positioning a sensor; the controller drives the electric conveyor belt to adjust the position of the pulse acquisition sensor; the controller determines the optimal position of the pulse acquisition sensor according to the pulse data to realize automatic adjustment and positioning of the pulse acquisition sensor within a certain range, effectively eliminates the influence of human factors on position adjustment of the pulse acquisition sensor, and improves the working efficiency.

Description

Automatic adjusting and positioning device and method for position of pulse acquisition sensor of water meter

Technical Field

The invention belongs to the technical field of water meter flow verification, and particularly relates to a device and a method for automatically adjusting and positioning the position of a pulse acquisition sensor of a water meter.

Background

The water meter is a meter for measuring water flow, is closely related to the life of people, and the metering accuracy of the water meter is directly related to the personal interests, so that the water meter can enter the market only after the metering performance of the water meter is verified and confirmed by the water meter verification device to be qualified. The traditional water meter verification mode is based on manual reading, the efficiency is low, and human factors exist. In recent years, in order to improve the verification efficiency and the objectivity of verification results, the structural characteristics of the water meter are utilized to be matched with a pulse acquisition sensor to generate pulses corresponding to the volume of water flowing through the water meter so as to verify the water meter and read an indicating value.

However, although the above technology solves the problem of automatic reading in the verification process to some extent, the technology has the following defects:

(1) before each water meter calibration, the position of a pulse acquisition sensor needs to be manually adjusted, and the adjustment process consumes long time, so that the calibration efficiency is influenced;

(2) the position of the pulse acquisition sensor is manually adjusted because of the influence of personal subjective factors, the final position of the pulse acquisition sensor after adjustment is different from person to person, artificial uncertain factors are introduced in the verification process, and the verification result is inaccurate due to incorrect position of the pulse acquisition sensor sometimes.

(3) The pulse generators of the water meters on the market at present are various in types, each pulse generator can be used for water meter verification after being positioned by a matched special tool, and the water meter verification method is quite complex for meter detection workers.

Disclosure of Invention

The invention is realized by the following steps:

the invention provides a water meter pulse acquisition sensor position automatic adjusting and positioning device, which comprises a plurality of self-patrolling positioning devices, wherein the plurality of self-patrolling positioning devices are connected with a follow-up bracket in a sliding manner, and the follow-up bracket is arranged on one side of the top of a water injection test board;

the automatic patrol positioning device comprises a mounting frame, a controller is fixedly mounted on one side of the mounting frame, a sensor transmission device is arranged at the bottom of the mounting frame, the sensor transmission device comprises an electric conveyor belt, the electric conveyor belt is fixedly connected to the bottom of a connecting plate, the connecting plate is fixedly connected with the mounting frame, a clamping block is fixedly connected to one side of a belt of the electric conveyor belt, the top of the clamping block is connected with a linear guide rail assembly, the linear guide rail assembly is fixedly connected to the bottom of the connecting plate, a pulse sensor is fixedly mounted on one side of the clamping block, the pulse sensor is electrically connected with the controller through an electric wire, the sensor transmission device is provided with an outer cover, and the top of the outer cover is fixedly connected with the bottom of the mounting frame;

the follow-up support comprises a support body, the follow-up support is fixedly connected to one side of the top of the water injection test platform, a sliding groove is formed in the top of the support body, a sliding rail is connected to the inside of the sliding groove in a sliding mode, a sliding block is arranged on the top of the mounting frame, and the sliding block is connected to the surface of the sliding rail in a sliding mode;

the water injection testboard includes the device main part, the middle part of device main part is provided with the wet return, the top in wet return evenly is provided with a plurality of holes that leak, the top in wet return is provided with adjusts clamping device, it has a plurality of water meters of treating the test to wait to test to adjust the inside centre gripping of clamping device for adjust each of the different specifications of the synchronous centre gripping of each part interval the water meter, it is provided with butt joint water supply installation to adjust one side of clamping device, be provided with the trace from one side of patrolling positioner, the trace with it connects to adjust clamping device, be used for from patrolling positioner with adjust clamping device synchronous linkage alignment horizontal alignment the water meter, butt joint water supply installation be used for with adjust clamping device butt joint and provide the water source.

Furthermore, adjust clamping device and include the guide bar, two the guide bar respectively fixed connection in between the left and right sides of device main part, two the surperficial equidistance sliding connection of guide bar has a plurality of grip blocks, is close to the grip block middle part of the device main part left and right sides is provided with inlet tube and outlet pipe respectively, all the other the middle part of grip block is provided with sealed butt joint pipe, adjacent two sealing connection has between the butt joint pipe the water gauge, each the grip block all is connected with synchronous distance adjusting device, the one end of inlet tube with butt joint water supply installation butt joint, the one end of outlet pipe with the inside water circulating system intercommunication of device main part.

Furthermore, synchronous roll adjustment device is including cutting the formula expansion bracket, the middle part of cutting the formula expansion bracket top and be close to the equal bearing connection of articulated department at front and back have an internal thread cover, two the screw thread opposite direction of internal thread cover, and threaded connection is on the lead screw surface, the equal bearing connection in lead screw both ends has the axle bed, axle bed fixed connection in return water tank top, the one end of lead screw and the output shaft fixed connection of adjustment motor, adjustment motor fixed mounting in device main part one side, the front and the back of grip block bottom respectively with the pin joint bearing that cuts the formula expansion bracket and correspond is connected.

Further, sealed butt joint pipe includes the body, the both ends of body all are provided with sealed head, inlet tube and outlet pipe are close to the one end of device main part central line also all is provided with sealed head, sealed head includes the mounting groove, one side of mounting groove with body fixed connection, the opposite side fixedly connected with fixation nut of mounting groove, the inside threaded connection of fixation nut has the external screw thread handle, the sealed wedge cover of left side fixedly connected with of external screw thread handle is two, the inside fixedly connected with of mounting groove seals the wedge cover one, the external screw thread handle is used for driving sealed wedge cover is two to remove, and pass through sealed wedge cover extrusion sealed wedge cover is two to be sealed the deformation water gauge interface surface.

Furthermore, the sealing wedge sleeve II is of a circular truncated cone-shaped structure, the sealing wedge sleeve I is of a cylindrical structure, and the inner shape of the sealing wedge sleeve I is matched with that of the sealing wedge sleeve II.

Furthermore, the first sealing wedge sleeve and the second sealing wedge sleeve are both made of nitrile rubber.

Furthermore, the inner part of the external thread handle is hollow, and the surface of the external thread handle is provided with anti-skid grains.

Further, butt joint water supply installation includes the pressure plate, the pressure plate with two guide bar sliding connection, the middle part of pressure plate is provided with the delivery pipe, the one end sliding connection of delivery pipe in inside the device main part left side, and be connected with water circulating system, the other end of delivery pipe with the sealed butt joint of inlet tube, the pressure plate is close to front and back department all with electric hydraulic cylinder's telescopic shaft end fixing, electric hydraulic cylinder's jar seat fixed mounting in inside the device main part.

On the other hand, the method for automatically adjusting and positioning the position of the pulse acquisition sensor of the water meter comprises the following steps:

step S1, water meter clamping, installing the water meter on a water injection test board, firstly inserting one end of the water meter into one end of a sealing butt joint pipe, extruding and deforming a first sealing wedge sleeve and a second sealing wedge sleeve by screwing and rotating an external thread handle, thus sealing the outer surface of one end of the water meter, then installing each water meter in place according to the same direction and position, then starting an adjusting motor, thus controlling a synchronous distance adjusting device to stretch, adjusting the adjacent sealing butt joint pipe to be in butt joint with the other end of the water meter according to the different lengths of each water meter, after the butt joint is completed, screwing and rotating the external thread handle at the other end of the water meter to carry out sealing operation, and at the moment, the self-patrolling positioning device realizes positioning through synchronous movement of a follow-up bracket and the synchronous distance adjusting device;

step S2, supplying water to the water meters, wherein the electric hydraulic cylinder is started to stretch, so that the pressure plate is dragged and drives the water supply pipe to be in butt joint with the water inlet pipe, and the pressure plate transmits pressure to seal the water supply pipe, so that the water meters are supplied with water;

and S3, positioning the sensor, controlling the electric conveyor belt to run through the controller so as to drive the pulse sensor to move, collecting a pulse signal sent by a pulse generator of the water meter in the inspection direction and feeding the pulse signal back to the controller, analyzing the pulse data by the controller, calculating a position interval meeting the conditions, and adjusting the pulse sensor to the optimal position through a driving motor of the controller.

The invention has the beneficial effects that:

the controller drives the electric conveyor belt to adjust the position of the pulse acquisition sensor; the controller simultaneously acquires pulse data, determines the optimal position of the pulse acquisition sensor according to the pulse data, and finally drives the electric conveyor belt to position the pulse acquisition sensor to the optimal position, so that the pulse acquisition sensor is automatically adjusted and positioned within a certain range; in the scene that needs to gather the water gauge pulse, including but not limited to water gauge verification, water gauge calibration, automatic meter reading etc. the position of regulation pulse acquisition sensor that can be quick accurate, this technique can effectually eliminate the influence of human factor to pulse acquisition sensor position control, compares manual adjustment more swiftly simultaneously, improves work efficiency.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall elevation structure disclosed in the present invention;

FIG. 2 is a schematic diagram of a three-dimensional explosion structure of the automatic patrol positioning device disclosed by the present invention;

FIG. 3 is a schematic perspective view of a sensor actuator according to the present disclosure;

FIG. 4 is a schematic perspective view of a servo support according to the present disclosure;

FIG. 5 is an enlarged schematic view of FIG. 4 at A;

FIG. 6 is a three-dimensional structure diagram of a water injection test stand according to the present invention;

FIG. 7 is a schematic perspective view of an adjusting and clamping device according to the present disclosure;

FIG. 8 is a schematic perspective view of a synchronous distance-adjusting device according to the present invention;

FIG. 9 is a schematic perspective view of a sealed butt-joint pipe according to the present disclosure;

FIG. 10 is a schematic view of a three-dimensional half-section structure of a sealing head according to the present disclosure;

FIG. 11 is a flowchart of a method disclosed by the present invention;

FIG. 12 is a circuit diagram of a motor drive and limit sensor disclosed herein;

FIG. 13 is a circuit diagram of a pulse acquisition circuit according to the present disclosure.

Description of reference numerals: 1. a self-patrolling positioning device; 11. a controller; 12. a mounting frame; 13. a sensor transmission; 131. a connecting plate; 132. an electric conveyor belt; 133. a clamping block; 134. a pulse sensor; 135. a linear guide assembly; 14. a housing; 2. a follow-up bracket; 21. a slider; 22. a frame body; 23. a linkage rod; 24. a slide rail; 25. a chute; 3. a water injection test bench; 31. a device main body; 32. a butt joint water supply device; 321. a water supply pipe; 322. an electric hydraulic cylinder; 323. a pressure plate; 33. a water return tank; 34. a water leakage hole; 35. adjusting the clamping device; 351. a guide bar; 352. a water inlet pipe; 353. a synchronous distance adjusting device; 3531. a scissor type telescopic frame; 3532. a screw rod; 3533. an internal thread sleeve; 3534. adjusting the motor; 3535. a shaft seat; 3536. a hinge point; 354. a clamping plate; 355. sealing the butt joint pipe; 3551. a sealing head; 35511. mounting grooves; 35512. fixing a nut; 35513. an external threaded shank; 35514. a first sealing wedge sleeve; 35515. a second sealing wedge sleeve; 3552. a pipe body; 356. a water outlet pipe; 4. a water meter.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Example one

Referring to fig. 1-10, the present invention provides a positioning device for automatically adjusting the position of a pulse collection sensor of a water meter, which comprises a plurality of self-patrolling positioning devices 1, wherein the plurality of self-patrolling positioning devices 1 are slidably connected with a follow-up bracket 2, and the follow-up bracket 2 is arranged on one side of the top of a water injection test bench 3;

the automatic patrol positioning device 1 comprises a mounting frame 12, a controller 11 is fixedly mounted on one side of the mounting frame 12, a sensor transmission device 13 is arranged at the bottom of the mounting frame 12, the sensor transmission device 13 comprises an electric conveyor belt 132, the electric conveyor belt 132 is fixedly connected to the bottom of a connecting plate 131, the connecting plate 131 is fixedly connected with the mounting frame 12, a clamping block 133 is fixedly connected to one side of a belt of the electric conveyor belt 132, the top of the clamping block 133 is connected with a linear guide rail assembly 135, the linear guide rail assembly 135 is fixedly connected to the bottom of the connecting plate 131, a pulse sensor 134 is fixedly mounted on one side of the clamping block 133, the pulse sensor 134 is electrically connected with the controller 11 through an electric wire, the sensor transmission device 13 is provided with an outer cover 14, and the top of the outer cover 14 is fixedly connected with the bottom of the mounting frame;

the follow-up support 2 comprises a support body 22, the follow-up support 2 is fixedly connected to one side of the top of the water injection test platform 3, a sliding groove 25 is formed in the top of the support body 22, a sliding rail 24 is connected to the inside of the sliding groove 25 in a sliding mode, a sliding block 21 is arranged on the top of the mounting frame 12, and the sliding block 21 is connected to the surface of the sliding rail 24 in a sliding mode;

the water injection test bench 3 comprises a main body 31, a water return groove 33 is formed in the middle of the main body 31, a plurality of water leakage holes 34 are uniformly formed in the top of the water return groove 33, an adjusting and clamping device 35 is arranged at the top of the water return groove 33, a plurality of water meters 4 to be tested are clamped in the adjusting and clamping device 35 and used for adjusting the distance between each part and synchronously clamping each water meter 4 with different specifications, a butt joint water supply device 32 is arranged on one side of the adjusting and clamping device 35, a linkage rod 23 is arranged on one side of the automatic-inspection positioning device 1 and connected with the adjusting and clamping device 35 and used for synchronously linking the automatic-inspection positioning device 1 and the adjusting and clamping device 35 to align the water meters 4 transversely, and the butt joint water supply device 32 is used for butt joint with the adjusting and clamping device 35 and providing a water source.

Specifically, the position of the pulse sensor 134 is adjusted by the controller 11 driving the electric conveyor belt 132, the routing inspection is performed in the path direction of the pulse generated by the pulse generator of the water meter 4, the acquired pulse signal data is sent to the controller 11, the controller 11 determines the optimal position of the pulse sensor 134 according to the pulse data, finally, the controller 11 driving the electric conveyor belt positions the pulse acquisition sensor to the optimal position, and during the period, the adjusting and clamping device 35 is arranged through the water injection test bench 3, so that the water meter 4 with different sizes and sizes can be suitable for clamping tests, the clamping positions are synchronously adjusted, the operation is not required to be adjusted one by one, the working efficiency is increased, and the positioning precision of the self-inspection positioning device 1 is improved.

The adjusting and clamping device 35 comprises guide rods 351, two guide rods 351 are respectively and fixedly connected between the left side and the right side of the device body 31, a plurality of clamping plates 354 are connected to the surfaces of the two guide rods 351 in a sliding mode at equal intervals, a water inlet pipe 352 and a water outlet pipe 356 are respectively arranged in the middle of the clamping plates 354 close to the left side and the right side of the device body 31, sealing butt joint pipes 355 are arranged in the middle of the rest clamping plates 354, a water meter 4 is connected between the two adjacent sealing butt joint pipes 355 in a sealing mode, each clamping plate 354 is connected with a synchronous distance adjusting device 353, one end of the water inlet pipe 352 is in butt joint with the butt joint water supply device 32, and one end of the water outlet pipe 356 is communicated with a water circulation system inside the device body 31.

The synchronous distance adjusting device 353 comprises a scissor type telescopic frame 3531, the middle part of the top of the scissor type telescopic frame 3531 and the hinged parts close to the front side and the back side are all in bearing connection with an internal thread sleeve 3533, the thread directions of the two internal thread sleeves 3533 are opposite, and the two internal thread sleeves are in threaded connection with the surface of a screw rod 3532, two ends of the screw rod 3532 are in bearing connection with a shaft seat 3535, the shaft seat 3535 is fixedly connected with the top of a water return groove 33, one end of the screw rod 3532 is fixedly connected with an output shaft of an adjusting motor 3534, the adjusting motor 3534 is fixedly arranged on one side of the device main body 31, the front side and the back side of the bottom of a clamping plate 354 are respectively in bearing connection with a hinged point 3536 corresponding to the scissor type telescopic frame 3531, the screw rod 3532 is driven to rotate by starting the adjusting motor 3534, so that the two internal thread sleeves 3533 with opposite thread directions are close to or far away from each other at the same time, so as to drive two opposite hinged points 3536 of the scissor type telescopic frame 3531 to move, thereby changing the included angles of the parallel four sides of the scissor type telescopic frame 3531, therefore, the clamping plates 354 connected with the guide rod 351 slide on the surface of the guide rod 351 in an equidistant arrangement mode and stretch out and draw back at intervals, so that the proper intervals at the adjusting position are suitable for water meters 4 of various sizes to carry out clamping butt joint operation, synchronous adjustment is realized, one step in place is realized, labor and time wasted by manually adjusting equipment one by one are avoided, meanwhile, the adjusting accuracy is greatly increased, and the production efficiency is improved.

The sealing butt joint pipe 355 comprises a pipe body 3552, sealing heads 3551 are arranged at two ends of the pipe body 3552, a sealing head 3551 is arranged at one end of the water inlet pipe 352 and one end of the water outlet pipe 356 close to the center line of the device main body 31, the sealing head 3551 comprises an installation groove 35511, one side of the installation groove 35511 is fixedly connected with the pipe body 3552, a fixing nut 35512 is fixedly connected to the other side of the installation groove 35511, an external thread handle 35513 is connected to the inside of the fixing nut 35512 in a threaded manner, a sealing wedge sleeve II 35515 is fixedly connected to the left side of the external thread handle 35513, a sealing wedge sleeve I35514 is fixedly connected to the inside of the installation groove 35511, the external thread handle 513 is used for driving the sealing wedge sleeve II 35515 to move and extrude the sealing wedge sleeve II 35515 to seal the outer surface of the water meter 4 through the sealing wedge sleeve I35514, the sealing wedge sleeve II 35515 is in a circular table structure, the sealing wedge sleeve II 35515 is in a cylindrical structure, the sealing wedge sleeve I35514 is in a cylindrical structure, the sealing wedge sleeve I35514 and the sealing wedge sleeve II 35515 is made of nitrile rubber, the two ends of the water meter 4 are respectively inserted into the corresponding sealing heads 3551, the external thread handle 35513 is screwed, the external thread handle 35513 is enabled to displace under the action of the fixing nut 35512, the sealing wedge sleeve II 35515 is driven to move, the inclined long surface of the sealing wedge sleeve II 35515 is enabled to be extruded with the inclined long surface of the inner wall of the sealing wedge sleeve I35514 in the moving process, deformation is generated, the outer surface of the interface of the water meter 4 is sealed through the generated extrusion force, then the shear type telescopic frame 3531 is controlled to shrink, the interface at the other end of the water meter 4 is enabled to be inserted into the business wind head of the adjacent sealing butt joint pipe 355, the sealing operation is repeated, and therefore the water meter 4 is clamped into the water injection test board 3.

The interior of the external thread handle 35513 is hollow, and the surface of the external thread handle is provided with anti-skid threads.

The butt joint water supply device 32 comprises a pressure plate 323, the pressure plate 323 is connected with two guide rods 351 in a sliding manner, a water supply pipe 321 is arranged in the middle of the pressure plate 323, one end of the water supply pipe 321 is connected to the inside of the left side of the device main body 31 in a sliding manner and is connected with a water circulation system, the other end of the water supply pipe 321 is in sealed butt joint with a water inlet pipe 352, the pressure plate 323 is close to the front side and the back side and is fixed to the end portion of a telescopic shaft of the electric hydraulic cylinder 322, a cylinder base of the electric hydraulic cylinder 322 is fixedly installed inside the device main body 31, the electric hydraulic cylinder 322 is started, the shaft body of the electric hydraulic cylinder 322 is telescopic, the pressure plate 323 is driven to move, the water supply pipe 321 is driven to be in butt joint with the water inlet pipe 352, and sealing is achieved, and water supply of each water meter 4 is achieved.

Example two

Referring to fig. 11, a method for automatically adjusting and positioning the position of a pulse collection sensor of a water meter includes the following steps:

step S1, water meter clamping, installing the water meter 4 on the water injection test bench 3, firstly inserting one end of the water meter 4 into one end of a sealing butt joint pipe 355, and extruding and deforming a first sealing wedge sleeve 35514 and a second sealing wedge sleeve 35515 by screwing an external thread handle 35513, thereby sealing the outer surface of one end of the water meter 4, then installing each water meter 4 in place according to the same direction and position, then starting an adjusting motor 3534, thereby controlling the synchronous distance adjusting device 353 to stretch, adjusting the butt joint of the adjacent sealing butt joint pipe 355 and the other end of the water meter 4 according to the length difference of each water meter 4, after the butt joint is completed, screwing the external thread handle 35513 at the other end of the water meter 4 to perform sealing operation, and at the moment, the self-patrolling positioning device 1 realizes positioning through the synchronous movement of the follow-up bracket 2 and the synchronous distance adjusting device 353;

step S2, supplying water to the water meters, wherein the electric hydraulic cylinder 322 is started to stretch, so that the pressure plate 323 is dragged and drives the water supply pipe 321 to be in butt joint with the water inlet pipe 352, and the pressure plate 323 transmits pressure to seal, thereby supplying water to each water meter 4;

step S3, positioning the sensor, controlling the electric conveyor belt 132 to run through the controller 11, so as to drive the pulse sensor 134 to move, collecting a pulse signal sent by a pulse generator of the water meter 4 in the inspection direction and feeding the pulse signal back to the controller 11, analyzing the pulse data by the controller 11, calculating a position interval meeting the condition, and then adjusting the pulse sensor 134 to the optimal position through the driving motor of the controller 11.

It should be noted that the model specifications of the controller 11, the electric conveyor 132, the pulse sensor 134, the electric hydraulic cylinder 322 and the adjusting motor 3534 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art, so detailed description is omitted.

The power supply and the principle of the controller 11, the electric conveyor 132, the pulse sensor 134, the electric cylinder 322 and the adjustment motor 3534 are clear to a person skilled in the art and will not be described in detail here.

It should be understood that the specific order or hierarchy of steps in the processes disclosed is an example of exemplary approaches. Based upon design preferences, it is understood that the specific order or hierarchy of steps in the processes may be rearranged without departing from the scope of the present disclosure. The accompanying method claims present elements of the various steps in a sample order, and are not intended to be limited to the specific order or hierarchy.

In the foregoing detailed description, various features are grouped together in a single embodiment for the purpose of streamlining the disclosure. This method of disclosure is not to be interpreted as reflecting an intention that the claimed embodiments of the subject matter require more features than are expressly recited in each claim. Rather, as the following claims reflect, invention lies in less than all features of a single disclosed embodiment. Thus, the following claims are hereby expressly incorporated into the detailed description, with each claim standing on its own as a separate preferred embodiment of the invention.

What has been described above includes examples of one or more embodiments. It is, of course, not possible to describe every conceivable combination of components or methodologies for purposes of describing the aforementioned embodiments, but one of ordinary skill in the art may recognize that many further combinations and permutations of various embodiments are possible. Accordingly, the embodiments described herein are intended to embrace all such alterations, modifications and variations that fall within the scope of the appended claims. Furthermore, to the extent that the term "includes" is used in either the detailed description or the claims, such term is intended to be inclusive in a manner similar to the term "comprising" as "comprising" is interpreted when employed as a transitional word in a claim. Furthermore, any use of the term "or" in the specification of the claims is intended to mean a "non-exclusive or".

Claims (9)

1. The utility model provides a water gauge pulse acquisition sensor position automatic adjustment positioner which characterized in that: the water injection test platform comprises self-patrolling positioning devices, wherein a plurality of self-patrolling positioning devices are connected with a follow-up bracket in a sliding manner, and the follow-up bracket is arranged on one side of the top of the water injection test platform;

the automatic patrol positioning device comprises a mounting frame, a controller is fixedly mounted on one side of the mounting frame, a sensor transmission device is arranged at the bottom of the mounting frame, the sensor transmission device comprises an electric conveyor belt, the electric conveyor belt is fixedly connected to the bottom of a connecting plate, the connecting plate is fixedly connected with the mounting frame, a clamping block is fixedly connected to one side of a belt of the electric conveyor belt, the top of the clamping block is connected with a linear guide rail assembly, the linear guide rail assembly is fixedly connected to the bottom of the connecting plate, a pulse sensor is fixedly mounted on one side of the clamping block, the pulse sensor is electrically connected with the controller through an electric wire, an outer cover is arranged on the sensor transmission device, and the top of the outer cover is fixedly connected with the bottom of the mounting frame;

the follow-up support comprises a support body, the follow-up support is fixedly connected to one side of the top of the water injection test platform, a sliding groove is formed in the top of the support body, a sliding rail is connected to the inside of the sliding groove in a sliding mode, a sliding block is arranged at the top of the mounting frame, and the sliding block is connected to the surface of the sliding rail in a sliding mode;

the water injection testboard, the water injection testboard includes the device main part, the middle part of device main part is provided with the wet return, the top in wet return evenly is provided with a plurality of holes that leak, the top in wet return is provided with adjusts clamping device, it has a plurality of water meters of waiting to test to adjust the inside centre gripping of clamping device for adjust each of the synchronous centre gripping different specifications of each part interval the water meter, one side of adjusting clamping device is provided with butt joint water supply installation, be provided with the trace from one side of patrolling positioner, the trace with adjust clamping device and connect, be used for from patrolling positioner with adjust clamping device synchronous linkage alignment horizontal alignment the water meter, butt joint water supply installation be used for with adjust clamping device butt joint and provide the water source.

2. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 1, characterized in that: adjusting clamping device includes the guide bar, two the guide bar respectively fixed connection in between the left and right sides of device main part, two the surperficial equidistance sliding connection of guide bar has a plurality of grip blocks, is close to the grip block middle part of the device main part left and right sides is provided with inlet tube and outlet pipe respectively, all the other the middle part of grip block is provided with sealed butt joint pipe, adjacent two sealing connection has between the butt joint pipe the water gauge, each the grip block all is connected with synchronous roll adjustment device, the one end of inlet tube with butt joint water supply installation butt joint, the one end of outlet pipe with the inside water circulating system intercommunication of device main part.

3. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 2, characterized in that: the synchronous distance adjusting device comprises a shear type telescopic frame, wherein the middle of the top of the shear type telescopic frame and the hinged part close to the front side and the back side are respectively connected with an internal thread sleeve through bearings, the thread directions of the internal thread sleeves are opposite, the internal thread sleeves are connected to the surface of a screw rod in a threaded manner, the two ends of the screw rod are respectively connected with a shaft seat through bearings, the shaft seats are fixedly connected to the top of a water return tank, one end of the screw rod is fixedly connected with an output shaft of an adjusting motor, the adjusting motor is fixedly installed on one side of a device main body, and the front side and the back side of the bottom of a clamping plate are respectively connected with hinged point bearings corresponding to the shear type telescopic frame.

4. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 3, characterized in that: the sealed joint pipe includes the body, the both ends of body all are provided with sealed head, inlet tube and outlet pipe are close to the one end of device main part central line also all is provided with sealed head, sealed head includes the mounting groove, one side of mounting groove with body fixed connection, the opposite side fixedly connected with fixation nut of mounting groove, the inside threaded connection of fixation nut has the external screw thread handle, the sealed wedge cover of left side fixedly connected with of external screw thread handle is two, the inside fixedly connected with sealed wedge cover of mounting groove is one, the external screw thread handle is used for driving sealed wedge cover is two to remove, and passes through sealed wedge cover is one to extrude sealed wedge cover is two deformation seal the water gauge interface surface.

5. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 4, characterized in that: the second sealing wedge sleeve is of a circular truncated cone-shaped structure, the first sealing wedge sleeve is of a cylindrical structure, and the inner shape of the first sealing wedge sleeve is matched with that of the second sealing wedge sleeve.

6. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 5, characterized in that: the first sealing wedge sleeve and the second sealing wedge sleeve are both made of nitrile rubber.

7. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 6, characterized in that: the inner part of the external thread handle is hollow, and the surface of the external thread handle is provided with anti-skid grains.

8. The water meter pulse acquisition sensor position automatic adjustment positioning device of claim 2, characterized in that: the butt joint water supply device comprises pressure plates, the pressure plates are connected with the two guide rods in a sliding mode, a water supply pipe is arranged in the middle of each pressure plate, one end of the water supply pipe is connected to the inside of the left side of the device main body in a sliding mode and is connected with a water circulation system, the other end of the water supply pipe is in sealed butt joint with the water inlet pipe, the pressure plates are fixed to the end portions, close to the front and the back, of the telescopic shafts of the electric hydraulic cylinders, and cylinder bases of the electric hydraulic cylinders are fixedly installed inside the device main body.

9. A method for automatically adjusting and positioning the position of a water meter pulse acquisition sensor, which is applied to the device for automatically adjusting and positioning the position of the water meter pulse acquisition sensor as claimed in any one of claims 1 to 8, and is characterized in that: the method comprises the following steps:

step S1, water meter clamping, installing the water meter on a water injection test board, firstly inserting one end of the water meter into one end of a sealing butt joint pipe, extruding and deforming a first sealing wedge sleeve and a second sealing wedge sleeve by screwing and rotating an external thread handle, thus sealing the outer surface of one end of the water meter, then installing each water meter in place according to the same direction and position, then starting an adjusting motor, thus controlling a synchronous distance adjusting device to stretch, adjusting the adjacent sealing butt joint pipe to be in butt joint with the other end of the water meter according to the different lengths of each water meter, after the butt joint is completed, screwing and rotating the external thread handle at the other end of the water meter to carry out sealing operation, and at the moment, the self-patrolling positioning device realizes positioning through synchronous movement of a follow-up bracket and the synchronous distance adjusting device;

step S2, supplying water to the water meters, wherein the electric hydraulic cylinder is started to stretch, so that the pressure plate is dragged and drives the water supply pipe to be in butt joint with the water inlet pipe, and the pressure plate transmits pressure to seal the water supply pipe, so that the water meters are supplied with water;

and S3, positioning the sensor, controlling the electric conveyor belt to run through the controller so as to drive the pulse sensor to move, collecting a pulse signal sent by a pulse generator of the water meter in the inspection direction and feeding the pulse signal back to the controller, analyzing the pulse data by the controller, calculating a position interval meeting the conditions, and adjusting the pulse sensor to the optimal position through a driving motor of the controller.

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