CN220690231U - Piston type water meter calibrating device - Google Patents
Piston type water meter calibrating device Download PDFInfo
- Publication number
- CN220690231U CN220690231U CN202321140249.3U CN202321140249U CN220690231U CN 220690231 U CN220690231 U CN 220690231U CN 202321140249 U CN202321140249 U CN 202321140249U CN 220690231 U CN220690231 U CN 220690231U
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- Prior art keywords
- water
- meter
- piston
- piston cylinder
- workbench
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 93
- 238000012795 verification Methods 0.000 claims description 17
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
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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
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- Measuring Volume Flow (AREA)
Abstract
The utility model discloses a piston type water meter calibrating device, which comprises a workbench, a meter clamping device, a piston cylinder and a water tank, and is characterized in that: the workbench is fixedly connected with a support, the support is connected with a camera in a sliding manner, the workbench is detachably connected with a meter clamping device, the meter clamping device is detachably connected with a water meter, one end of the meter clamping device of the workbench is fixedly communicated with a first water pipe, the other end of the first water pipe is communicated with a water tank, a water pump is fixedly communicated with the water tank, the other end of the water pump is fixedly communicated with a piston cylinder, a second water pipe is fixedly communicated with the piston cylinder, and the other end of the second water pipe is fixedly communicated with the other end of the meter clamping device of the workbench; the beneficial effects of the utility model are as follows: the device has the advantages of stability, reliability, good repeatability, simplicity and convenience in operation and the like, overcomes the defects of the start-stop effect or the commutator effect of the traditional liquid flow standard device, is beneficial to improving the measurement uncertainty level, and has a compact structure.
Description
Technical Field
The utility model relates to the technical field of water meter verification, in particular to a piston type water meter verification device.
Background
The water meter is one kind of water flow measuring instrument and is divided into two kinds, positive displacement water meter and speed water meter. Since there may be systematic errors in the water meter when it leaves the factory, verification of the factory water meter is required.
The authorization bulletin number CN209783708U discloses a piston type water meter verification device, which comprises a verification table, wherein a verification pipeline and a verification mechanism are arranged on the verification table, the water meter is communicated in series in the verification pipeline, the verification mechanism comprises a flow detector erected above the water meter, the verification pipeline comprises a movable joint which is arranged on the verification table in a sliding manner, and the movable joint and the water meter are arranged in series at intervals; the movable joint comprises an installation seat which is arranged on the verification table in a sliding manner, a sleeve is arranged in the installation seat in a penetrating manner, and openings at two ends of the sleeve are respectively communicated with pipeline joints of two adjacent water meters; the mounting seat is connected with a locking piece through threads, and the locking piece penetrates through the mounting seat and is fixedly clamped with the sleeve.
The patent optimizes the clamping of the water meter, but still has the defects of the start-stop effect or the commutator effect of the traditional liquid flow standard device, so that the test is inaccurate, errors exist, and the problem exists.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a piston type water meter calibrating device to solve the existing problems.
The utility model is realized by the following technical scheme: the utility model provides a piston water gauge calibrating installation, includes workstation, clamp meter ware, piston cylinder and water tank, its characterized in that: the workbench is fixedly connected with a support, the support is connected with a camera in a sliding manner, the workbench is detachably connected with a meter clamping device, the meter clamping device is detachably connected with a water meter, one end of the meter clamping device of the workbench is fixedly communicated with a first water pipe, the other end of the first water pipe is communicated with a water tank, a water pump is fixedly communicated with the water tank, the other end of the water pump is fixedly communicated with a piston cylinder, a second water pipe is fixedly communicated with the piston cylinder, and the other end of the second water pipe is fixedly communicated with the other end of the meter clamping device of the workbench; the piston cylinder is fixedly connected to the supporting plate, and the supporting plate is detachably connected to the base.
Preferably, two identical backup pads are detachably connected with on the base, four optical axes are fixedly connected with between two backup pads, two support frames are slidingly connected with on the optical axis, a piston rod is fixedly connected with on the support frames, and the piston rod is slidingly connected in the piston cylinder.
Preferably, the one end that the piston rod did not contact with the piston cylinder is seted up flutedly, and fixedly connected with second nut in the recess, second nut internal thread connection have the screw thread post, and the screw thread still is connected with first nut on the screw thread post, and first nut fixed connection is in the bearing inner circle, and bearing outer lane fixed connection is in the backup pad, and screw thread post one end is through the shaft coupling detachable connection in servo motor's pivot, servo motor fixed connection on the fixed block, fixed block fixed connection is on the base.
Preferably, the water pump is detachably connected with a first motor.
Preferably, a valve is arranged on a pipeline between the water pump and the piston cylinder, and a valve is arranged on the second water pipe.
The beneficial effects of the utility model are as follows: by comparing the volume flow rate of the fluid discharged by the piston with the volume flow rate of the flow meter to be detected in a certain time interval, the volume of the fluid discharged by the piston is obtained by the product of the sectional area of the piston cylinder and the displacement of the piston. The device is pushed by the servo motor, reduces disturbance to liquid flow, has the advantages of stability, reliability, good repeatability, simplicity and convenience in operation and the like, avoids the defects of start-stop effect or commutator effect existing in the traditional liquid flow standard device, is favorable for improving the measurement uncertainty level, has the characteristics of compact structure, high efficiency and energy conservation, does not need to build a water tank and a water tower, can realize stable flow without providing special structural requirements for a building, and is very suitable for production detection and product development test of a small flow metering device.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a diagram of the overall structure of the present utility model;
FIG. 2 is a top view of the present utility model;
FIG. 3 is a cross-sectional view A-A of FIG. 2 in accordance with the present utility model;
fig. 4 is a left side view of the present utility model.
In the drawings, 1, a water meter, 2, a meter clamping device, 3, a bracket, 4, a camera, 5, a workbench, 6, a threaded column, 7, a servo motor, 8, a fixed block, 9, a base, 10, a first water pipe, 11, a second water pipe, 12, a water tank, 13, a water pump, 14, a first motor, 15, a bearing, 16, a supporting frame, 17, an optical axis, 18, a piston rod, 19, a supporting plate, 20, a piston cylinder, 21, a first nut, 22 and a second nut.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The present utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the utility model, whereby the utility model is not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature's illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "under" other elements or features would then be oriented "over" the other elements or features. Thus, the exemplary term "lower" may encompass both an upper and lower orientation.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings: the utility model is realized by the following technical scheme as shown in fig. 1-4: the utility model provides a piston water gauge calibrating installation, includes workstation 5, clamp meter 2, piston cylinder 20 and water tank 12, its characterized in that: the workbench 5 is fixedly connected with a support 3, the support 3 is connected with a camera 4 in a sliding manner, the workbench 5 is detachably connected with a meter clamping device 2, the meter clamping device 2 is detachably connected with a water meter 1, one end of the meter clamping device 2 on the workbench 5 is fixedly communicated with a first water pipe 10, the other end of the first water pipe 10 is communicated with a water tank 12, the water tank 12 is fixedly communicated with a water pump 13, the other end of the water pump 13 is fixedly communicated with a piston cylinder 20, the piston cylinder 20 is fixedly communicated with a second water pipe 11, and the other end of the second water pipe 11 is fixedly communicated with the other end of the meter clamping device 2 on the workbench 5; the piston cylinder 20 is fixedly connected to the support plate 19, and the support plate 19 is detachably connected to the base 9.
The base 9 is detachably connected with two identical supporting plates 19, four optical axes 17 are fixedly connected between the two supporting plates 19, two supporting frames 16 are slidably connected on the optical axes 17, a piston rod 18 is fixedly connected on the supporting frames 16, and the piston rod 18 is slidably connected in a piston cylinder 20.
The one end that piston rod 18 did not contact with piston cylinder 20 is seted up flutedly, and fixedly connected with second nut 22 in the recess, second nut 22 internal thread connection have screw thread post 6, and the screw thread still is connected with first nut 21 on the screw thread post 6, and first nut 21 fixed connection is in the bearing 15 inner circle, and bearing 15 outer lane fixed connection is in backup pad 19, and screw thread post 6 one end is through the shaft coupling detachable connection in servo motor 7's pivot, servo motor 7 fixed connection is on fixed block 8, fixed block 8 fixed connection is on base 9.
The water pump 13 is detachably connected with a first motor 14.
The pipeline between the water pump 13 and the piston cylinder 20 is provided with a valve, and the second water pipe 11 is provided with a valve.
The working principle of the utility model is as follows: the water meter 1 to be detected is clamped on the workbench 5 through the meter clamping device 2, the first motor 14 is started to drive the water pump 13 to work, water is pumped into the piston cylinder 20 from the water tank 12 to be filled, a valve between the water pump 13 and the piston cylinder 20 is closed, a valve on the second water pipe 11 is opened, the servo motor 7 is started to rotate to drive the threaded column 6 to rotate, the first nut 21 in threaded connection with the threaded column 6 is connected with the bearing 15, the bearing 15 is fixed on the supporting plate 19, therefore, the first nut 21 only plays a supporting role, the second nut 22 is fixedly connected in the piston rod 18, rotates along with the threaded column 6 to drive the piston rod 18 to horizontally move to push the water in the piston cylinder 20 to pass through the detected water meter 1, and finally, the water returns to the water tank 12 through the first water pipe 10.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (5)
1. The utility model provides a piston water gauge calibrating installation, includes workstation (5), clamp meter ware (2), piston cylinder (20) and water tank (12), its characterized in that: the automatic water meter is characterized in that a support (3) is fixedly connected to the workbench (5), a camera (4) is connected to the support (3) in a sliding manner, a meter clamping device (2) is detachably connected to the workbench (5), a water meter (1) is detachably connected to the meter clamping device (2), one end of the meter clamping device (2) on the workbench (5) is fixedly communicated with a first water pipe (10), the other end of the first water pipe (10) is communicated with a water tank (12), a water pump (13) is fixedly communicated to the water tank (12), the other end of the water pump (13) is fixedly communicated with a piston cylinder (20), a second water pipe (11) is fixedly communicated to the piston cylinder (20), and the other end of the second water pipe (11) is fixedly communicated with the other end of the meter clamping device (2) on the workbench (5); the piston cylinder (20) is fixedly connected to the supporting plate (19), and the supporting plate (19) is detachably connected to the base (9).
2. The piston water meter verification device of claim 1, wherein: two identical backup pads (19) are detachably connected with on base (9), four optical axes (17) of fixedly connected with between two backup pads (19), sliding connection has two support frames (16) on optical axis (17), fixedly connected with piston rod (18) on support frame (16), piston rod (18) sliding connection is in piston cylinder (20).
3. A piston water meter verification device as claimed in claim 2, wherein: the piston rod (18) is not offered flutedly with the one end of piston cylinder (20) contact, fixedly connected with second nut (22) in the recess, second nut (22) internal thread connection has screw thread post (6), screw thread still is connected with first nut (21) on screw thread post (6), first nut (21) fixed connection is in bearing (15) inner circle, bearing (15) outer lane fixed connection is in backup pad (19), screw thread post (6) one end is through the shaft coupling detachable connection in the pivot of servo motor (7), servo motor (7) fixed connection is on fixed block (8), fixed block (8) fixed connection is on base (9).
4. The piston water meter verification device of claim 1, wherein: the water pump (13) is detachably connected with a first motor (14).
5. A piston water meter verification device as claimed in claim 3, wherein: the pipeline between the water pump (13) and the piston cylinder (20) is provided with a valve, and the second water pipe (11) is provided with a valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321140249.3U CN220690231U (en) | 2023-05-12 | 2023-05-12 | Piston type water meter calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321140249.3U CN220690231U (en) | 2023-05-12 | 2023-05-12 | Piston type water meter calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220690231U true CN220690231U (en) | 2024-03-29 |
Family
ID=90407099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321140249.3U Active CN220690231U (en) | 2023-05-12 | 2023-05-12 | Piston type water meter calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220690231U (en) |
-
2023
- 2023-05-12 CN CN202321140249.3U patent/CN220690231U/en active Active
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