CN220398648U

CN220398648U - Passive self-control water meter shell

Info

Publication number: CN220398648U
Application number: CN202321449288.1U
Authority: CN
Inventors: 孙特金
Original assignee: Ningbo Huhuan Technology Co ltd
Current assignee: Ningbo Huhuan Technology Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2024-01-26
Anticipated expiration: 2033-06-07

Abstract

A passive self-control water meter shell comprises a meter shell, wherein a water meter installation space is formed in the shell, and the shell is provided with a water inlet and a water outlet; a closure plate assembly having an open position condition and a closed position condition; the switch control mechanism acts on the sealing plate assembly to enable the sealing plate assembly to be switched between an open position state and a closed position state; the sealing plate assembly comprises a sealing plate, a driven shaft and a connecting column which are convexly arranged at one side of the sealing plate along the gravity direction, and a switching base; the adapter base is fixedly connected with the watchcase; the adapter base is provided with a rotating hole, and the connecting column is in rotating connection with the rotating hole through a rotating shaft; the driven shaft is in transmission connection with the switch control mechanism. When the utility model is switched between the opening position state and the closing position state, the utility model is not influenced by the gravity of the closing plate, so that once the limit is released, the utility model can still be effectively opened under weak water pressure, and the opening action is rapid without delay, and the opening is fully in place.

Description

Passive self-control water meter shell

Technical Field

The utility model relates to the technical field of water meter accessories, in particular to a passive self-control water meter shell.

Background

The water meter is a meter for measuring water flow, is mainly used for measuring the accumulated flow of water, is generally divided into two types of volumetric water meters and speed water meters, and originates from the United kingdom, the development of the water meters has been about two hundred years old, when the specification of the water meters is selected, the size and the flow range of the flow used under normal conditions are estimated first, and then the water meter with the specification with the flow closest to the value is selected as the first choice.

The water meter shell, as the name implies, is a shell dedicated for installing water meters. The water meter shell is provided with a water inlet and a water outlet, and is provided with a sealing plate assembly and a switch control mechanism for controlling the sealing plate assembly in order to realize the opening and closing functions.

Refer to patent document CN106286862B, relate to a trigger mechanism in the quantitative control device of liquid flow, the locating wheel of this mechanism is fixed on limiting the spindle, the closure plate is connected to valve base through the spindle one, there are locating slots on the locating wheel, there are locating clamps on the closure plate, the reset spring is set up on valve base and connected with closure plate, locating clamp can coincide with locating slot, there are trigger plates on the valve base through spindle two, the trigger plate is connected with return spring on the valve base, trigger plate has trigger grooves, trigger groove cooperates with locating clamp to control closure of closure plate; the locating wheel is provided with a trigger rod which is matched with the trigger plate to enable the closing plate to be closed. The liquid flow quantitative control device can be used for opening and closing the closing plate at one time by controlling the limiting rotating shaft without entering the valve body from the external screw hole position to control the compression bar and opening the closing plate, so that water leakage can be effectively prevented. But this technique also has drawbacks such as: 1. the reset spring has material fatigue, the reset force is worsened after repeated use,

further, the device can move, so that the situation that the opening and the closing are not in place occurs; 2. the non-resistance switch cannot be achieved, the sealing plate is turned over from top to bottom by taking the horizontal direction as the rotation center, so that the dead weight of the sealing plate needs to be overcome when the sealing plate is opened by water flow, certain hysteresis exists, the sealing plate cannot be opened by water pressure, and insufficient opening are caused.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a passive self-control water meter shell.

The technical scheme for solving the technical problems is as follows: a passive, self-controlling water meter housing comprising:

the meter case is internally provided with a water meter installation space, and is provided with a water inlet and a water outlet;

the sealing plate assembly is arranged at the water inlet and/or the water outlet and at least has an open position state and a closed position state;

the switch control mechanism acts on the sealing plate assembly to enable the sealing plate assembly to be switched between an open position state and a closed position state;

the sealing plate assembly comprises a sealing plate, a driven shaft and a connecting column which are convexly arranged at one side of the sealing plate along the gravity direction, and a transfer base;

the switching base is fixedly connected with the watchcase;

the connecting column is rotatably connected with the rotating hole through a rotating shaft;

the driven shaft is in transmission connection with the switch control mechanism.

Preferably, the closing plate, the driven shaft and the connecting column are integrated.

Regarding the further setting of above-mentioned technical scheme, the inside of watchcase is equipped with an installation boss, the switching base be the arc form, a plurality of fixed orifices has all been seted up to switching base and installation boss, the fastener inserts the fixed orifices in order to fix switching base on the installation boss.

With respect to the technical scheme, the adapter base is located on the non-moving side of the driven shaft, and the driven shaft can be abutted with the adapter base to form limit rotation-stopping fit.

In some embodiments of the present utility model, the switch control mechanism includes an operating member and a driving disc, where the driving disc and the closing plate are disposed perpendicular to each other;

the driving disc is provided with at least a closed section and an open section;

when the operating piece drives the driving disc to enable the driven shaft to be relatively aligned with the sealing section, the driving disc extrudes the sealing plate to enable the sealing plate to block the water inlet and/or the water outlet;

when the operating piece drives the driving disc to enable the driven shaft to be opposite to the opening section, the driving disc and the sealing plate are staggered, and the sealing plate is flushed away under the action of water flow, so that the water inlet and/or the water outlet are/is communicated.

Preferably, the driving disc is disc-shaped, and a groove is formed in the driving disc to form the opening section.

In the technical scheme, the driving disc is provided with a transmission hole, the operating piece is an operating shaft, and the operating shaft is inserted into the transmission hole and forms transmission fit through a shaft pin.

In some embodiments of the utility model, the closure panel includes a rigid panel body and a flexible gasket disposed outside the rigid panel body.

In some embodiments of the utility model, the bottom of the watchcase is further provided with a reinforcing column in a protruding manner, and the reinforcing column is propped against the connecting column and is arranged along the same vertical direction;

the reinforcing column is provided with a connecting hole, and the rotating shaft can be inserted into the connecting hole and form a running fit.

The utility model has the beneficial effects that:

1. the driven shaft and the connecting column are arranged along the gravity direction, so that the sealing plate can turn over in the horizontal direction by taking the connecting column as the center, and therefore, when the sealing plate is switched between the opening position state and the sealing position state, the sealing plate is not influenced by the gravity of the sealing plate, and therefore, once the limiting is released, the sealing plate can still be effectively opened under weak water pressure, the opening action is rapid without hysteresis, and the sealing plate is fully opened in place.

2. The spring reset structure is eliminated, and reset can be realized by means of the switch control mechanism.

Drawings

Fig. 1 is a schematic view of the assembly of the present utility model.

Fig. 2 is a partially disassembled schematic illustration of the present utility model.

Fig. 3 is a cross-sectional view of the present utility model.

Fig. 4 is a partial structural schematic diagram of the present utility model.

Fig. 5 is a cross-sectional view of another aspect of the utility model.

Fig. 6 is a schematic view of the structure of the drive disk.

Fig. 7 is a schematic structural view of a closing plate in the third embodiment.

Fig. 8 is a schematic diagram of a closure plate assembly in a comparison of an open position and a closed position.

In the figure: 1. a watch case; 101. an installation space; 102. a water inlet; 103. a water outlet; 104. a mounting boss; 105. a reinforcing column; 1051. a connection hole; 2. a seal plate assembly; 2a, an open position state; 2b, closed position state; 201. a closing plate; 2011. a hard plate body; 2012. a soft gasket; 202. a driven shaft; 203. a connecting column; 204. a transfer base; 2041. a turning hole; 3. a switch control mechanism; 301. an operating member; 302. a drive plate; 3021. a closed section; 3022. opening the section; 4. a rotating shaft; 5. a fixing hole; 6. a shaft pin; a. and a rotation center.

Detailed Description

The utility model will be further described with reference to the drawings and specific examples. It should be noted that the examples are only specific to the present utility model and are for the purpose of better understanding of the technical solutions of the present utility model to those skilled in the art, and should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience of description and simplicity of description, only as to the orientation or positional relationship shown in the drawings, and not as an indication or suggestion that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 8, a passive self-controlled water meter case 1 includes: the meter case 1 is internally provided with a water meter installation space 101, and the meter case 1 is provided with a water inlet 102 and a water outlet 103; a closure plate assembly 2 arranged at the water inlet 102 and/or the water outlet 103 and having at least an open position 2a and a closed position 2b; a switch control mechanism 3 acting on the sealing plate assembly 2 to switch the sealing plate assembly 2 between an open position state 2a and a closed position state 2b; the sealing plate assembly 2 comprises a sealing plate 201, a driven shaft 202 and a connecting column 203 which are convexly arranged on one side of the sealing plate 201 along the gravity direction, and a transfer base 204; the adapter base 204 is fixedly connected with the watch case 1; the adaptor base 204 is provided with a rotation hole 2041, and the connection column 203 is rotatably connected with the rotation hole 2041 through a rotation shaft 4; the driven shaft 202 is in transmission connection with the switch control mechanism 3.

The above is an underlying structural scheme of the present utility model, and the working principle thereof when in use is as follows: the user realizes controlling shrouding assembly 2 through switch control mechanism 3, and the closure plate 201 receives the power from switch control mechanism 3 through driven shaft 202, then closure plate 201 removes the restriction to regard pivot 4 as rotation center a realization upset under the hydraulic pressure effect, switch to open position state 2a from closed position state 2 b. The reclosing action is reversed from the opening action and will not be described in detail here.

Compared with the prior art, the driven shaft 202 and the connecting column 203 are arranged along the gravity direction, so that the closing plate 201 can turn over in the horizontal direction by taking the connecting column 203 as the center, and therefore, the closing plate is not influenced by the gravity of the closing plate 201 when the opening position state 2a and the closing position state 2b are switched, and can be still effectively opened under weak water pressure once the limit is released, the opening action is rapid, no hysteresis exists, and the opening is fully in place. On the other hand, the spring reset structure is eliminated, and reset can be realized by means of the switch control mechanism 3.

Preferably, the sealing plate 201, the driven shaft 202 and the connecting post 203 are integrated, and the strength is higher, and the integrity is better, so that the movement synchronism and consistency can be ensured.

In order to enable the adaptor base 204 to be mounted on the case 1 more reliably, the following preferred embodiments are adopted: the inside of watchcase 1 is equipped with a mounting boss 104, switching base 204 be the arc form, switching base 204 and mounting boss 104 all have seted up a plurality of fixed orifices 5, and the fastener inserts fixed orifices 5 in order to fix switching base 204 on mounting boss 104. By arranging the mounting boss 104, on one hand, the mounting height of the adapter base 204 can be raised to meet the use requirement; on the other hand, it has a greater contact area with the case 1, making the connection more stable.

In the above technical solution, the adaptor base 204 is located on the non-moving side of the driven shaft 202, and the driven shaft 202 can abut against the adaptor base 204 to form a limit rotation-stopping fit; the adapter base 204 is not present on the other side, so that a free rotation is possible for the moving side of the driven shaft 202.

In order to improve the structural stability, the adopted more optional structural modes are as follows: the bottom of the watch case 1 is also provided with a reinforced column 105 in a protruding way, and the reinforced column 105 is propped against the connecting column 203 and is arranged along the same vertical direction; the reinforcing column 105 is provided with a connecting hole 1051, and the rotating shaft 4 can be inserted into the connecting hole 1051 to form a running fit, so that the rotation is stable.

Example two

On the basis of the structure of the first embodiment, a preferred scheme of the switch control mechanism 3 is provided in this embodiment, referring to fig. 2 to 6, specifically including an operation member 301 and a driving disc 302, where the driving disc 302 is disposed perpendicular to the sealing plate 201; to achieve the opening and closing functions, the drive disk 302 has at least a closing section 3021 and an opening section 3022. Preferably, the driving disc 302 has a disc shape, and the driving disc 302 is provided with a groove to form the opening section 3022. The action principle of the embodiment is as follows:

when the operating member 301 drives the driving plate 302 such that the driven shaft 202 is aligned with the closing section 3021, the driving plate 302 presses the closing plate 201 such that the closing plate 201 blocks the water inlet 102 and/or the water outlet 103;

when the operating member 301 drives the driving plate 302 such that the driven shaft 202 is aligned with the opening section 3022, the driving plate 302 and the closing plate 201 are offset from each other, and the closing plate 201 is flushed away by the water flow, so that the water inlet 102 and/or the water outlet 103 are/is in conduction.

In a further arrangement of the above technical solution, the driving disc 302 is provided with a transmission hole, the operation member 301 is an operation shaft, and the operation shaft is inserted into the transmission hole and forms transmission fit through the shaft pin 6. The operating shaft is at least partially exposed outside the case 1 so that the user can directly control the operating shaft to achieve rotational control of the drive disk 302.

Example III

Referring to fig. 7, in some embodiments of the utility model, the sealing plate 201 includes a rigid plate 2011 and a soft gasket 2012 disposed outside the rigid plate 2011. The hard plate 2011 makes the whole closing plate 201 have a more stable and reliable shape; the soft sealing gasket 2012 has the effects of buffering and protecting during contact, and can ensure sealing fit after contact to prevent leakage.

It should be noted that other technical solutions of the present utility model belong to the prior art, and are not described in detail.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. A passive, self-controlling water meter housing comprising:

the meter case (1) is internally provided with a water meter installation space (101), and the meter case (1) is provided with a water inlet (102) and a water outlet (103);

a closing plate assembly (2) arranged at the water inlet (102) and/or the water outlet (103) and having at least an open position state (2 a) and a closed position state (2 b);

a switch control mechanism (3) acting on the sealing plate assembly (2) to switch the sealing plate assembly (2) between an open position state (2 a) and a closed position state (2 b);

the method is characterized in that: the sealing plate assembly (2) comprises a sealing plate (201), a driven shaft (202) and a connecting column (203) which are convexly arranged at one side of the sealing plate (201) along the gravity direction, and a transfer base (204);

the adapter base (204) is fixedly connected with the watchcase (1);

the adapter base (204) is provided with a rotating hole (2041), and the connecting column (203) is in rotary connection with the rotating hole (2041) through a rotating shaft (4);

the driven shaft (202) is in transmission connection with the switch control mechanism (3).

2. The passive, self-controlling water meter housing of claim 1, wherein: the sealing plate (201), the driven shaft (202) and the connecting column (203) are integrated.

3. The passive, self-controlling water meter housing of claim 1, wherein: the inside of watchcase (1) is equipped with one and installs boss (104), adapter base (204) be arc form, a plurality of fixed orifices (5) have all been seted up to adapter base (204) and installation boss (104), fastener access fixed orifices (5) are in order to fix adapter base (204) on installation boss (104).

4. The passive, self-controlling water meter housing of claim 1, wherein: the transfer base (204) is positioned on the non-moving side of the driven shaft (202), and the driven shaft (202) can be abutted with the transfer base (204) to form limit rotation-stopping fit.

5. The passive, self-controlling water meter housing of claim 1, wherein: the switch control mechanism (3) comprises an operation piece (301) and a driving disc (302), and the driving disc (302) and the sealing plate (201) are mutually perpendicular;

the drive disk (302) has at least a closing section (3021) and an opening section (3022);

when the operating piece (301) drives the driving disc (302) to enable the driven shaft (202) to be opposite to the sealing section (3021), the driving disc (302) presses the sealing plate (201) to enable the sealing plate (201) to seal the water inlet (102) and/or the water outlet (103);

when the operating member (301) drives the driving disc (302) to enable the driven shaft (202) to be opposite to the opening section (3022), the driving disc (302) and the sealing plate (201) are staggered, and the sealing plate (201) is flushed away under the action of water flow, so that the water inlet (102) and/or the water outlet (103) are/is communicated.

6. The passive, self-controlling water meter housing of claim 5, wherein: the driving disc (302) is disc-shaped, and a groove is formed in the driving disc (302) to form the opening section (3022).

7. The passive, self-controlling water meter housing of claim 5, wherein: the driving disc (302) is provided with a transmission hole, the operating piece (301) is an operating shaft, and the operating shaft is inserted into the transmission hole and forms transmission fit through the shaft pin (6).

8. The passive, self-controlling water meter housing of claim 1, wherein: the closing plate (201) comprises a hard plate body (2011) and a soft sealing gasket (2012) arranged outside the hard plate body (2011).

9. The passive, self-controlling water meter housing of claim 1, wherein: the bottom of the watch case (1) is also convexly provided with a reinforcing column (105), and the reinforcing column (105) is propped against the connecting column (203) and is arranged along the same vertical direction;

the reinforcing column (105) is provided with a connecting hole (1051), and the rotating shaft (4) can be inserted into the connecting hole (1051) to form a rotating fit.