Direct-reading water meter movement

Abstract

The utility model discloses a direct-reading water meter movement, which comprises a movement arranged inside a water meter shell, the movement comprises a character wheel set and a plurality of encoders, the plurality of encoders are used for outputting corresponding codes according to the rotating position of the character wheel set, and the output of the encoders is of a passive BCD coding structure. U-shaped baffles are fixedly installed on the two side edges of the observation window in the water meter shell, a sliding plate is clamped between the two U-shaped baffles in a sliding mode, and an electric control mechanism used for driving the sliding plate to ascend and descend is installed on the upper portion of the water meter shell. The water meter can prevent a user using water from seeing the numerical value of the water meter, so that the user is prevented from controlling a faucet to drip water for saving water, when a worker needs to check the water meter, the electric push rod is controlled to contract through the remote controller, the pull rope pulls the sliding plate to rise, the observation window is exposed, and the worker can check the numerical value on the machine core. Therefore, water consumption data is obtained, operation is convenient, and waste of water resources can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of water meter equipment, and more specifically, particularly to a direct-reading water meter movement. Background Art

[0002] Photoelectric direct reading water meter is a water meter that can read directly and remotely. This kind of water meter is convenient to read, reliable and accurate, and has been widely used in various industries. Existing photoelectric direct reading water meters all include a movement body and an upper cover installed on the movement body. The movement body is equipped with an impeller metering mechanism and a counter. The counter can convert the wheel reading into a remote direct reading value.

[0003] However, some users currently leave the faucet dripping in order to save water. Due to the dripping, the water flow rate inside the water meter is very slow, so the value of the water meter will not change, thus causing the loss of water resources in the water plant. Summary of the invention

[0004] The utility model aims to provide a direct-reading water meter movement.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: a direct-reading water meter movement, including a movement arranged inside a water meter housing, the movement including a character wheel group and multiple encoders, the multiple encoders are used to output corresponding codes according to the rotation position of the character wheel group, the output of the encoder is a passive BCD coding structure, an observation window is provided on the surface of the water meter housing flush with the position of the character wheel group, U-shaped baffles are fixedly installed on both sides of the observation window inside the water meter housing, a slide plate is slidably clamped between the two U-shaped baffles, the slide plate is used to close the observation window, and an electric control mechanism for driving the slide plate to rise and fall is installed on the upper part of the water meter housing.

[0006] Preferably, an interlayer cavity is provided on the top of the water meter housing, and the electric control mechanism is located in the interlayer cavity.

[0007] Preferably, the electric control mechanism includes an electric push rod, a pull rope and a spring. The electric push rod is fixedly installed in the interlayer cavity. The output shaft of the electric push rod is fixedly connected to the pull rope. A support ring is fixedly installed at the upper end position between the two U-shaped baffles. One end of the pull rope penetrates into the water meter housing and the support ring and is fixedly connected to the upper end of the slide. The spring is fixedly installed between the slide and the support ring.

[0008] Preferably, the character wheel group includes a transmission shaft, a dial wheel group and multiple character wheels, the character wheels include a stator and a rotor, the stator and the rotor are both disc-shaped, the encoder output composed of the stator and the rotor is a passive BCD code structure, circular cavities are respectively opened at the center positions of the stator and the rotor, roller thrust bearings are fixed in the circular cavities, and the dial wheel group is clamped on the roller thrust bearing.

[0009] Preferably, the electric push rod is started by controlling a remote controller.

[0010] Preferably, a roller is rotatably installed in the interlayer cavity, and the pull rope is in rolling contact with the roller.

[0011] Compared with the prior art, the advantages of the utility model are:

[0012] The utility model can prevent water users from seeing the water meter value, thereby avoiding users from controlling the dripping of the faucet to save water. When the staff needs to check the water meter, they only need to control the electric push rod to retract through the remote control. At this time, the pull rope will pull the slide plate up to expose the observation window. At this time, the staff can check the numbers on the movement to obtain water consumption data. The operation is convenient and can reduce the waste of water resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a cross-sectional view of a direct-reading water meter movement of the utility model;

[0015] Figure 2 It is a front view of a direct-reading water meter movement of the utility model;

[0016] Figure 3 The utility model is a three-dimensional diagram of a direct-reading water meter movement.

[0017] In the figure: 1 water meter housing, 11 interlayer cavity, 2 movement, 21 rotor, 22 stator, 23 transmission shaft, 24 dial wheel group, 25 encoder, 3 observation window, 4 U-shaped baffle, 41 support ring, 5 slide plate, 6 electric push rod, 7 roller, 8 spring, 9 pull rope. DETAILED DESCRIPTION

[0018] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0019] See also Figure 1 , Figure 2 and Figure 3As shown, the utility model provides a direct-reading water meter movement, including a movement 2 arranged inside a water meter housing 1, the movement 2 including a character wheel group and a plurality of encoders 25, the plurality of encoders 25 being used to output corresponding codes according to the rotation position of the character wheel group, the output of the encoder being a passive BCD coding structure, an observation window 3 being provided on the surface of the water meter housing 1 flush with the position of the character wheel group, U-shaped baffles being fixedly installed on both sides of the observation window 3 inside the water meter housing 1, a slide plate 5 being slidably clamped between the two U-shaped baffles 4, the slide plate 5 being used to close the observation window 3, and an electric control mechanism for driving the slide plate 5 to rise and fall being installed on the upper part of the water meter housing 1.

[0020] In order to prevent outsiders from touching the electric mechanism, in this embodiment, an interlayer cavity 11 is provided on the top of the water meter housing 1 , and the electric control mechanism is located in the interlayer cavity 11 .

[0021] In this embodiment, the electric control mechanism includes an electric push rod 6, a pull rope 9 and a spring 8. The electric push rod 6 is fixedly installed in the interlayer cavity 11, and the output shaft of the electric push rod 6 is fixedly connected to the pull rope 9. A support ring 41 is fixedly installed at the upper end position between the two U-shaped baffles 4. One end of the pull rope 9 penetrates into the water meter housing 1 and is fixedly connected to the support ring 41 and the upper end of the slide plate 5. The spring 8 is fixedly installed between the slide plate 5 and the support ring 41.

[0022] In this embodiment, the character wheel group includes a transmission shaft 23, a dial wheel group 24 and multiple character wheels. The transmission shaft 23 is fixedly connected to the rotor 21, and the transmission shaft 23 is driven by an impeller. The character wheel includes a stator 22 and a rotor 21. The stator 22 and the rotor 21 are both disc-shaped. The encoder output composed of the stator 22 and the rotor 21 is a passive BCD code structure. Numbers are provided on the surface of the stator 22. Circular cavities are respectively opened at the center positions of the stator 22 and the rotor 21. Roller thrust bearings are fixed in the circular cavities. The dial wheel group 24 is clamped on the roller thrust bearing. The above structure is a prior art and will not be described in detail here.

[0023] To facilitate the control by the staff, in this embodiment, the electric push rod 6 is started by controlling the remote controller.

[0024] Furthermore, in order to avoid friction between the pull rope 7 and the water meter housing 1 , in this embodiment, a roller 7 is rotatably installed in the interlayer cavity 11 , and the pull rope 9 is in rolling contact with the roller 7 .

[0025] The specific operation steps are as follows: when the staff needs to check the water meter, they only need to control the electric push rod 6 to retract through the remote control. At this time, the pull rope 9 will pull the slide plate 5 up, thereby exposing the observation window 3. At this time, the staff can check the numbers on the movement 2 to obtain the water consumption data.

[0026] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, the patent owner may make various variations or modifications within the scope of the appended claims. As long as they do not exceed the protection scope described in the claims of the present invention, they should be within the protection scope of the present invention.

Claims

1. A direct-reading water meter movement, comprising a movement arranged inside a water meter housing, characterized in that: The movement includes a character wheel group and multiple encoders. The multiple encoders are used to output corresponding codes according to the rotation position of the character wheel group. The output of the encoder is a passive BCD coding structure. An observation window is provided on the surface of the water meter housing flush with the position of the character wheel group. U-shaped baffles are fixedly installed on both sides of the observation window inside the water meter housing. A slide plate is slidably clamped between the two U-shaped baffles. The slide plate is used to close the observation window. An electric control mechanism for driving the slide plate to rise and fall is installed on the upper part of the water meter housing.

2. A direct-reading water meter movement according to claim 1, characterized in that: An interlayer cavity is arranged on the top of the water meter housing, and the electric control mechanism is located in the interlayer cavity.

3. A direct-reading water meter movement according to claim 2, characterized in that: The electric control mechanism includes an electric push rod, a pull rope and a spring. The electric push rod is fixedly installed in the interlayer cavity. The output shaft of the electric push rod is fixedly connected to the pull rope. A support ring is fixedly installed at the upper end position between the two U-shaped baffles. One end of the pull rope penetrates into the water meter housing and the support ring and is fixedly connected to the upper end of the slide plate. The spring is fixedly installed between the slide plate and the support ring.

4. A direct-reading water meter movement according to claim 1, characterized in that: The character wheel group includes a transmission shaft, a dial wheel group and multiple character wheels. The character wheels include a stator and a rotor. The stator and the rotor are both disc-shaped. The encoder output composed of the stator and the rotor is a passive BCD code structure. Circular cavities are respectively opened at the center positions of the stator and the rotor. Roller thrust bearings are fixed in the circular cavities. The dial wheel group is clamped on the roller thrust bearing.

5. A direct-reading water meter movement according to claim 3, characterized in that: The electric push rod is started by controlling the remote controller.

6. A direct-reading water meter movement according to claim 3, characterized in that: A roller is rotatably installed in the interlayer cavity, and the pull rope is in rolling contact with the roller.

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