CN219551654U - Flow calibration standard device of ultrasonic water meter - Google Patents
Flow calibration standard device of ultrasonic water meter Download PDFInfo
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- CN219551654U CN219551654U CN202320269054.2U CN202320269054U CN219551654U CN 219551654 U CN219551654 U CN 219551654U CN 202320269054 U CN202320269054 U CN 202320269054U CN 219551654 U CN219551654 U CN 219551654U
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- water meter
- ultrasonic water
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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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Abstract
The utility model discloses a flow verification standard device of an ultrasonic water meter, which comprises a shell, a water cavity, a water pump, an injection cavity, a reflux pipe and the ultrasonic water meter, wherein the water cavity, the injection cavity and the reflux cavity are all arranged in the shell, the water pump is arranged in the side end face of the shell, the reflux pipe is connected between the reflux cavity and the water cavity, and a detection structure is arranged between the shell and the ultrasonic water meter. The ultrasonic water meter is provided with the circulating structure for supplying water through the water pump, the bracket is arranged on the shell, the ultrasonic water meter can be supported and fixed inside and is connected with the sealing covers at the two ends, the sealing covers are driven to move through the transmission structure of the driving motor, the sealing covers can be rapidly clamped at the two ends of the water meter, sealing connection can be formed, manual correction is not needed, the operation mode is simple and rapid, redundant operation and installation are omitted, the practicability is high, and the ultrasonic water meter is helpful for accelerating the detection efficiency.
Description
Technical Field
The utility model relates to the technical field of water meter flow verification standard devices, in particular to an ultrasonic water meter flow verification standard device.
Background
The traditional ultrasonic water meter flow verification standard device is mainly a standardized detection equipment device before the use of the water meter when the ultrasonic water meter is applied to industrial production, the ultrasonic water meter is mainly a water meter device for detecting the liquid flow through the rebound of ultrasonic waves, along with the development of modern technology, the application of the ultrasonic water meter is gradually wide, and part of household water meters are also applied to the ultrasonic water meter;
in the prior art, when designing and manufacturing the ultrasonic water meter flow verification standard device, most designers pay attention to the detection intensity of the design device so as to ensure that the water meter after detection is not damaged or cannot be used, but the ultrasonic water meter is generally produced in a large scale in industrial production, and if the verification standard device detects according to the normal flow rate of domestic water, the detection efficiency of the device is affected, so that the practicability of the device is reduced.
Disclosure of Invention
In order to achieve the above purpose, the utility model adopts the technical scheme that the ultrasonic water meter flow verification standard device comprises a shell, a water cavity, a water pump, an injection cavity, a reflux pipe and an ultrasonic water meter, wherein the water cavity, the injection cavity and the reflux cavity are all arranged in the shell, the water pump is arranged in the side end face of the shell, the reflux pipe is connected between the reflux cavity and the water cavity, and a detection structure is arranged between the shell and the ultrasonic water meter;
the detection structure comprises: the device comprises a bracket, a connecting frame, a butt joint part and a driving part;
the bracket is fixed on the surface of the shell and is connected to the ultrasonic water meter in a sleeved mode, the butt joint part is arranged between the connecting frame and the ultrasonic water meter, and the driving part is arranged between the connecting frame and the shell.
Still further, the docking portion includes: the sealing device comprises a fixed pipe, a movable sleeve, a sealing cover and a sealing ring;
the fixed pipe is arranged on two opposite surfaces of the shell and is respectively communicated with the injection cavity and the reflux cavity, the movable sleeve is sleeved on the fixed pipe, the sealing cover is connected with one end of the movable sleeve and is sleeved with the ultrasonic water meter, and the sealing ring is arranged between the fixed pipe and the movable sleeve.
Further, the driving section includes: the device comprises a driving motor, an inner groove, a rotating screw, a transmission gear, a thread groove and a guide rod;
the driving motor is installed on the surface of the shell, the inner groove is formed in the bracket, the rotating screw is rotationally connected in the bracket, the transmission gear is arranged on the rotating screw and at the output end of the driving motor, the thread groove is formed in one end of the connecting frame and is screwed with the rotating screw, and the guide rod is fixed on two opposite end faces of the bracket and is connected with the connecting frame in a sliding sleeve manner.
Preferably, the rotating screw rod is of a double-head structure, and the thread directions of the two ends of the rotating screw rod are respectively positive and reverse threads.
Preferably, the whole connecting frame is in an L-shaped structure.
Preferably, the transmission gear is a bevel gear.
Compared with the prior art, the ultrasonic water meter has the advantages and positive effects that the ultrasonic water meter is provided with the circulating structure for supplying water through the water pump, the bracket is arranged on the shell, the ultrasonic water meter can be supported and fixed inside and is connected with the sealing covers at the two ends, the sealing covers can be driven to move through the transmission structure of the driving motor and can be rapidly clamped at the two ends of the water meter to form sealing connection, manual correction is not needed, the operation mode is simple and rapid, redundant operation installation is omitted, the practicability is high, and the ultrasonic water meter is helpful for accelerating the detection efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person skilled in the art.
Fig. 1 is a schematic structural diagram of an ultrasonic water meter flow calibration standard device provided in this embodiment;
FIG. 2 is an enlarged view of a portion of a movable sleeve of the standard device for flow verification of an ultrasonic water meter according to the present embodiment;
FIG. 3 is an enlarged view of a portion of a rotary screw of the ultrasonic water meter flow verification standard device according to the present embodiment;
the figure shows: 1. a housing; 2. a water chamber; 3. a water pump; 4. an injection cavity; 5. a reflow chamber; 6. a return pipe; 7. an ultrasonic water meter; 8. a bracket; 9. a connecting frame; 10. a fixed tube; 11. a movable sleeve; 12. a sealing cover; 13. a seal ring; 14. a driving motor; 15. an inner tank; 16. rotating the screw; 17. a transmission gear; 18. a thread groove; 19. a guide rod.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
1-3 of the attached drawings in the specification, the ultrasonic water meter flow verification standard device comprises a shell 1, a water cavity 2, a water pump 3, an injection cavity 4, a reflux cavity 5, a reflux pipe 6 and an ultrasonic water meter 7, wherein the water cavity 2, the injection cavity 4 and the reflux cavity 5 are all arranged in the shell 1, the water pump 3 is arranged in the side end surface of the shell 1, the reflux pipe 6 is connected between the reflux cavity 5 and the water cavity 2, and a detection structure is arranged between the shell 1 and the ultrasonic water meter 7;
the detection structure comprises: a bracket 8, a connecting frame 9, a butt joint part and a driving part;
the bracket 8 is fixed on the surface of the shell 1 and is connected to the ultrasonic water meter 7 in a sleeved mode, the abutting part is arranged between the connecting frame 9 and the ultrasonic water meter 7, and the driving part is arranged between the connecting frame 9 and the shell 1.
The butt joint portion includes: a fixed pipe 10, a movable sleeve 11, a sealing cover 12 and a sealing ring 13;
the fixed pipe 10 is installed on two opposite surfaces of the shell 1 and is respectively communicated with the injection cavity and the reflux cavity 5, the movable sleeve 11 is sleeved and connected on the fixed pipe 10, the sealing cover 12 is connected with one end of the movable sleeve 11 and is sleeved and connected with the ultrasonic water meter 7, and the sealing ring 13 is installed between the fixed pipe 10 and the movable sleeve 11.
The driving section includes: a driving motor 14, an inner groove 15, a rotating screw 16, a transmission gear 17, a thread groove 18 and a guide rod 19;
the driving motor 14 is installed on the surface of the shell 1, the inner groove 15 is formed in the bracket 8, the rotating screw 16 is rotationally connected in the bracket 8, the transmission gear 17 is arranged on the rotating screw 16 and the output end of the driving motor 14, the thread groove 18 is formed in one end of the connecting frame 9 and is rotationally screwed with the rotating screw 16, and the guide rod 19 is fixed on two opposite end surfaces of the bracket 8 and is connected with the connecting frame 9 in a sliding sleeve manner.
From the above, it can be seen that: the rotating screw 16 is of a double-head structure, the screw thread directions of the two ends are respectively positive screw and negative screw, and the connecting frames 9 at the two ends can be driven to synchronously move through rotation, and simultaneously, the rotating screw can intensively move to the two sides or the middle.
From the above, it can be seen that: the connecting frame 9 is of an L-shaped structure as a whole.
From the above, it can be seen that: the transmission gear 17 is a bevel gear, and the transmission direction of the driving motor 14 is changed by the transmission gear 17.
It should be pointed out that, in the specific implementation process, after the injection cavity 4 is filled with water, the ultrasonic water meter 7 is placed in the bracket 8 during detection, then the transmission gear 17 at the output end of the driving motor 14 drives the rotating screw 16 to rotate, and the connecting frame 9 is pulled in cooperation with the thread groove 18, so that the movable sleeve 11 moves on the fixed pipe 10, the sealing cover 12 is sleeved and connected at two ends of the ultrasonic water meter 7, and then the water pump 3 is started to start to detect the circulating flow of water.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. The utility model provides an ultrasonic water meter flow verification standard device, includes shell (1), water cavity (2), water pump (3), injection chamber (4), backward flow chamber (5), back flow pipe (6) and ultrasonic water meter (7), water cavity (2), injection chamber (4) with backward flow chamber (5) all open in shell (1), water pump (3) are installed in shell (1) side terminal surface, back flow pipe (6) are connected between backward flow chamber (5) and water cavity (2), its characterized in that, be provided with detection structure between shell (1) and ultrasonic water meter (7);
the detection structure comprises: a bracket (8), a connecting frame (9), a butt joint part and a driving part;
the bracket (8) is fixed on the surface of the shell (1) and is connected to the ultrasonic water meter (7) in a sleeved mode, the butt joint part is arranged between the connecting frame (9) and the ultrasonic water meter (7), and the driving part is arranged between the connecting frame (9) and the shell (1).
2. The ultrasonic water meter flow verification standard device of claim 1, wherein the docking portion comprises: a fixed pipe (10), a movable sleeve (11), a sealing cover (12) and a sealing ring (13);
the fixed pipe (10) is installed on two opposite surfaces of the shell (1) and is respectively communicated with the injection cavity (4) and the backflow cavity (5), the movable sleeve (11) is connected to the fixed pipe (10) in a sleeved mode, the sealing cover (12) is connected to one end of the movable sleeve (11) and is connected to the ultrasonic water meter (7) in a sleeved mode, and the sealing ring (13) is installed between the fixed pipe (10) and the movable sleeve (11).
3. The ultrasonic water meter flow verification standard device according to claim 1, wherein the driving section includes: a driving motor (14), an inner groove (15), a rotating screw (16), a transmission gear (17), a thread groove (18) and a guide rod (19);
the driving motor (14) is installed on the surface of the shell (1), the inner groove (15) is formed in the bracket (8), the rotating screw rod (16) is rotationally connected in the bracket (8), the transmission gear (17) is arranged on the rotating screw rod (16) and at the output end of the driving motor (14), the thread groove (18) is formed in one end of the connecting frame (9) and is rotationally screwed with the rotating screw rod (16), and the guide rod (19) is fixed on two opposite end faces of the bracket (8) and is connected with the connecting frame (9) in a sliding sleeve mode.
4. The ultrasonic water meter flow verification standard device according to claim 3, wherein the rotating screw (16) has a double-head structure, and the thread directions of both ends are respectively positive and negative.
5. The ultrasonic water meter flow verification standard device according to claim 1, wherein the connecting frame (9) is integrally of an L-shaped structure.
6. A standard device for calibrating the flow of an ultrasonic water meter according to claim 3, characterized in that said transmission gear (17) is a conical gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320269054.2U CN219551654U (en) | 2023-02-21 | 2023-02-21 | Flow calibration standard device of ultrasonic water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320269054.2U CN219551654U (en) | 2023-02-21 | 2023-02-21 | Flow calibration standard device of ultrasonic water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219551654U true CN219551654U (en) | 2023-08-18 |
Family
ID=87729281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320269054.2U Active CN219551654U (en) | 2023-02-21 | 2023-02-21 | Flow calibration standard device of ultrasonic water meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219551654U (en) |
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2023
- 2023-02-21 CN CN202320269054.2U patent/CN219551654U/en active Active
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