Electromechanical error testing equipment for water meter

Abstract

The utility model discloses water meter electromechanical error testing equipment which comprises a testing box, a testing box inner cavity is formed in the inner side of the testing box, an electric telescopic rod is fixedly connected to one end of the inner side of the testing box inner cavity, a clamping claw is fixedly connected to one end of the side face of the electric telescopic rod, and a limiting base is fixedly connected to one end of the inner side of the testing box inner cavity. A telescopic limiting groove is formed in the upper portion of the limiting base and fixedly connected with a spring. According to the utility model, the electric telescopic rod, the clamping claw, the spring, the circular soft rubber cushion block and other structures are arranged, so that to-be-tested water meters with different sizes and lengths can be flexibly clamped and fixed, and the to-be-tested water meters can be stably connected and are not easy to leak during the test, and meanwhile, the water inlet hose, the water outlet hose and the threaded sleeve are arranged, so that the water meters can be conveniently tested. And connection of water meters to be measured with different lengths and sizes can be adapted.

Description

Technical Field

[0001] The utility model relates to the technical field of electromechanical testing equipment, in particular to electromechanical error testing equipment for water meters. Background Art

[0002] Most of the existing tests for electromechanical errors of water meters are done by manually connecting the water meter to be tested and the standard water meter to the same pipe to detect the electromechanical errors of the water meter. However, since there is no reasonable and firm fixing structure to fix the water meter to be tested and the standard water meter, the installation and connection are extremely inconvenient. At the same time, the pipe connection is unstable and prone to leakage, resulting in inaccurate test results and unsafe use. Utility Model Content

[0003] The purpose of the utility model is to solve the problems raised by the above-mentioned background technology and to provide a water meter electromechanical error testing device, which has the advantages of being able to flexibly fix and connect water meters of different sizes, being easy to install and having stable fixation and connection, thereby solving the problems raised by the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: water meter electromechanical error testing equipment, including: a test box, a test box inner cavity is opened inside the test box, one end of the inner side of the test box inner cavity is fixedly connected to an electric telescopic rod, one end of the side of the electric telescopic rod is fixedly connected to a clamping claw, one end of the inner side of the test box inner cavity is fixedly connected to a limit base, a telescopic limit groove is opened above the limit base, a spring is fixedly connected to the telescopic limit groove, a circular soft rubber pad is fixedly connected to the other end of the spring, a water meter fitting groove is opened above the circular soft rubber pad, and a water meter to be tested is arranged above the water meter fitting groove.

[0005] As a further solution of the utility model: one end of the side of the water meter to be tested is fixedly connected to a water meter water inlet threaded pipe, the other end of the side of the water meter to be tested is fixedly connected to a water meter water outlet threaded pipe, one end of the inner side of the test box cavity is fixedly connected to a water inlet hose, the other end of the water inlet hose is fixedly connected to a water inlet threaded connector, one end of the side of the water inlet threaded connector is provided with a threaded sleeve, one end of the inner side of the test box cavity is fixedly connected to a water outlet hose, and one end of the side of the water outlet hose is fixedly connected to a water outlet threaded connector.

[0006] As a further solution of the utility model: a water inlet pipe is provided at one end of the side of the test box, a solenoid valve is provided at one end of the side of the water inlet pipe, a standard water meter is provided at one end above the water inlet pipe, a water outlet pipe is provided at one end of the side of the test box, a drain port is provided at one end of the side of the test box, a soft rubber plug is clamped on the inner side of the drain port, a test box top cover is provided above the test box, and a top cover observation window is provided on the inner side of the test box top cover.

[0007] As a further solution of the utility model: the number of the electric telescopic rods and the clamping claws are both provided in four groups, which are symmetrically arranged on both sides of the inner cavity of the test box; the number of the springs is provided in multiple groups, which are arranged around the bottom of the circular soft rubber pad.

[0008] As a further solution of the utility model: the water inlet threaded connector and the water meter water inlet threaded pipe are threadedly connected via a threaded sleeve, and the water outlet threaded connector and the water meter water outlet threaded pipe are threadedly connected via a threaded sleeve.

[0009] As a further solution of the utility model: the drain port passes through the test box and is connected to the inner cavity of the test box.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The utility model is provided with structures such as an electric telescopic rod, a clamping claw, a spring and a round soft rubber pad, which can flexibly clamp and fix water meters to be tested of different sizes and lengths, so that the connection can be maintained firmly and leakage is not easy to occur during the test. At the same time, by providing a water inlet hose, a water outlet hose and a threaded sleeve, it can adapt to the connection of water meters to be tested of different lengths and sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure inside the inner cavity of the test box in the utility model;

[0014] Figure 3 It is a structural schematic diagram of the water meter to be tested in the utility model;

[0015] Figure 4 It is a structural schematic diagram of the supporting assembly below the water meter to be tested in the utility model;

[0016] Figure 5 It is a structural schematic diagram of the clamping device in the utility model.

[0017] In the figure: 1. test box; 2. Inner cavity of test box; 3. Electric telescopic rod; 4. Clamping claw; 5. Limit base; 6. Telescopic limit groove; 7. Spring; 8. Round soft rubber pad; 9. Water meter fitting empty groove; 10. Water meter to be tested; 11. Water meter water inlet threaded pipe; 12. Water meter water outlet threaded pipe; 13. Water inlet hose; 14. Water inlet threaded connector; 15. Threaded sleeve; 16. Water outlet hose; 17. Water outlet threaded connector; 18. Water inlet pipe; 19. Solenoid valve; 20. Standard water meter; 21. Water outlet pipe; 22. Drain; 23. Soft rubber plug; 24. Test box top cover; 25. Top cover observation window. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as a limitation of the present utility model. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. The following is an explanation of the embodiments of the present utility model based on the overall structure of the present utility model.

[0020] Reference Figures 1 to 5 In the embodiment of the utility model, the electromechanical error testing device of the water meter comprises: a test box 1, a test box inner cavity 2 is opened inside the test box 1, an electric telescopic rod 3 is fixedly connected to one end of the inner side of the test box inner cavity 2, a clamping claw 4 is fixedly connected to one end of the side of the electric telescopic rod 3, a limited position base 5 is fixedly connected to one end of the inner side of the test box inner cavity 2, a telescopic limit groove 6 is opened above the limit base 5, a spring 7 is fixedly connected to the telescopic limit groove 6, a circular soft rubber pad 8 is fixedly connected to the other end of the spring 7, a water meter fitting slot 9 is opened above the circular soft rubber pad 8, a water meter 10 to be tested is arranged above the water meter fitting slot 9, the electric telescopic rod 3 and the clamping claw 4 are both provided with four groups, which are symmetrically arranged on both sides of the inner cavity 2 of the test box, and the spring 7 is provided with multiple groups, which are arranged around the bottom of the circular soft rubber pad 8.

[0021] Adopting the above scheme: when the water meter 10 to be tested is placed above the water meter fitting slot 9, the four sets of electric telescopic rods 3 can be driven to contract, and the side of the water meter 10 to be tested can be clamped by the clamping claws 4. The circular soft rubber pad 8 below provides a bottom support force, so that the installation of the water meter 10 to be tested is more stable. A spring 7 is arranged under the circular soft rubber pad 8 to support water meters 10 to be tested of different sizes.

[0022] Reference Figure 2 , Figure 3 and Figure 5 , a water meter water inlet threaded pipe 11 is fixedly connected to one end of the side of the water meter 10 to be tested, a water meter water outlet threaded pipe 12 is fixedly connected to the other end of the side of the water meter 10 to be tested, a water inlet hose 13 is fixedly connected to one end of the inner side of the test box cavity 2, a water inlet threaded connector 14 is fixedly connected to the other end of the water inlet hose 13, a threaded sleeve 15 is provided at one end of the side of the water inlet threaded connector 14, a water outlet hose 16 is fixedly connected to one end of the inner side of the test box cavity 2, a water outlet threaded connector 17 is fixedly connected to one end of the side of the water outlet hose 16, the water inlet threaded connector 14 and the water meter water inlet threaded pipe 11 are threadedly connected through the threaded sleeve 15, and the water outlet threaded connector 17 and the water meter water outlet threaded pipe 12 are threadedly connected through the threaded sleeve 15.

[0023] By adopting the above solution, the water inlet hose 13, the water outlet hose 16 and the threaded sleeve 15 are provided, so that the water meters 10 to be tested of different lengths can be flexibly connected.

[0024] Reference Figure 1 , Figure 2 and Figure 5 A water inlet pipe 18 is provided at one end of the side of the test box 1, a solenoid valve 19 is provided at one end of the side of the water inlet pipe 18, a standard water meter 20 is provided at one end above the water inlet pipe 18, a water outlet pipe 21 is provided at one end of the side of the test box 1, a drain port 22 is provided at one end of the side of the test box 1, a soft rubber plug 23 is clamped inside the drain port 22, a test box top cover 24 is provided above the test box 1, a top cover observation window 25 is provided inside the test box top cover 24, and the drain port 22 passes through the test box 1 and is connected with the inner cavity 2 of the test box.

[0025] By adopting the above scheme, the readings of the standard water meter 20 and the water meter to be tested 10 can be observed and compared through the top cover observation window 25, and the electromechanical error of the water meter to be tested 10 can be detected. When water leakage occurs due to improper connection, the solenoid valve 19 is closed, and the moisture in the inner cavity 2 of the test box can be quickly cleaned by opening the soft rubber plug 23.

[0026] The working principle of the utility model is: place the water meter 10 to be tested above the water meter fitting slot 9, drive the four groups of electric telescopic rods 3 to shrink, and clamp the side of the water meter 10 to be tested by the clamping claws 4. At this time, first tighten the threaded sleeve 15 on the two threaded connectors, then move the water inlet hose 13 and the water outlet hose 16 to the appropriate position to align with the two groups of threaded connectors, and use the threaded sleeve 15 to connect them. At this time, close the top cover 24 of the test box, connect the water inlet pipe 18 and the water outlet pipe 21 to the water pipeline, open the solenoid valve 19, run, observe and compare the readings of the standard water meter 20 and the water meter 10 to be tested through the top cover observation window 25 to detect the electromechanical error of the water meter 10 to be tested. When water leakage occurs due to improper connection, close the solenoid valve 19, and the moisture in the inner cavity 2 of the test box can be quickly cleaned by opening the soft rubber plug 23.

[0027] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Water meter electromechanical error test equipment, characterized in that: include: A test box (1) is provided with a test box inner cavity (2) on the inner side of the test box inner cavity (2), one end of the inner side of the test box inner cavity (2) is fixedly connected to an electric telescopic rod (3), one end of the side of the electric telescopic rod (3) is fixedly connected to a clamping claw (4), one end of the inner side of the test box inner cavity (2) is fixedly connected to a limit base (5), a telescopic limit groove (6) is provided above the limit base (5), a spring (7) is fixedly connected to the telescopic limit groove (6), a circular soft rubber pad (8) is fixedly connected to the other end of the spring (7), a water meter fitting groove (9) is provided above the circular soft rubber pad (8), and a water meter (10) to be tested is arranged above the water meter fitting groove (9).

2. The water meter electromechanical error testing device according to claim 1, characterized in that: One end of the side of the water meter (10) to be tested is fixedly connected to a water meter water inlet threaded pipe (11), and the other end of the side of the water meter (10) to be tested is fixedly connected to a water meter water outlet threaded pipe (12). One end of the inner side of the inner cavity (2) of the test box is fixedly connected to a water inlet hose (13), and the other end of the water inlet hose (13) is fixedly connected to a water inlet threaded connector (14). One end of the side of the water inlet threaded connector (14) is provided with a threaded sleeve (15). One end of the inner side of the inner cavity (2) of the test box is fixedly connected to a water outlet hose (16), and one end of the side of the water outlet hose (16) is fixedly connected to a water outlet threaded connector (17).

3. The water meter electromechanical error testing device according to claim 1, characterized in that: A water inlet pipe (18) is arranged at one end of the side of the test box (1), a solenoid valve (19) is arranged at one end of the side of the water inlet pipe (18), a standard water meter (20) is arranged at one end above the water inlet pipe (18), a water outlet pipe (21) is arranged at one end of the side of the test box (1), a water drain port (22) is arranged at one end of the side of the test box (1), a soft rubber plug (23) is clamped inside the water drain port (22), a test box top cover (24) is arranged above the test box (1), and a top cover observation window (25) is arranged inside the test box top cover (24).

4. The water meter electromechanical error testing device according to claim 1, characterized in that: The number of the electric telescopic rods (3) and the clamping claws (4) are both four, and they are symmetrically arranged on both sides of the inner cavity (2) of the test box. The number of the springs (7) is multiple, and they are arranged around the bottom of the circular soft rubber pad (8).

5. The water meter electromechanical error testing device according to claim 2, characterized in that: The water inlet threaded connector (14) and the water meter water inlet threaded pipe (11) are threadedly connected via a threaded sleeve (15), and the water outlet threaded connector (17) and the water meter water outlet threaded pipe (12) are threadedly connected via a threaded sleeve (15).

6. The water meter electromechanical error testing device according to claim 3, characterized in that: The water drain port (22) passes through the test box (1) and is connected to the inner cavity (2) of the test box.

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