CN211477268U

CN211477268U - Positioning mechanism for installing additional device of intelligent water meter

Info

Publication number: CN211477268U
Application number: CN201922115025.7U
Authority: CN
Inventors: 黄世衍; 黄种圆; 廖锋; 彭俊
Original assignee: CHENGDU SANYU INSTRUMENT TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: CHENGDU SANYU INSTRUMENT TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-11
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses a positioning mechanism for installing intelligent water gauge additional installation, including general base table and additional installation box body, general base table includes well cover and table glass, well cover is equipped with circular fenestra, still includes location fluted disc and lower location fluted disc, down the location fluted disc is fixed between well cover and table glass, and the location fluted disc is equipped with annular rack I that is located the terminal surface down, it is fixed with the additional installation box body to go up the location fluted disc, and goes up the location fluted disc and be equipped with annular rack II with I meshing of annular rack. The utility model discloses can provide the location benchmark of installing outside additional installation box body on general base table, reduce product cost and improve production assembly efficiency.

Description

Positioning mechanism for installing additional device of intelligent water meter

Technical Field

The utility model relates to an instrument technical field particularly, relates to a positioning mechanism for installing intelligent water gauge additional installation.

Background

The general base meter of water gauge includes that metering mechanism holds the chamber, metering mechanism, table glass and well cover, and metering mechanism installs in metering mechanism holds the chamber, and table glass installs the top at metering mechanism, and glass installs the top at the dial plate, and well cover covers and holds the chamber outside and hold with the watch core at table glass and fixed.

The existing intelligent water meter adopts an additional device box body additionally arranged outside a general base meter, a signal acquisition sensor, a control valve driver and the like are arranged in the additional device box body, a signal transmission pointer is arranged on a dial plate of a metering mechanism, and when the signal transmission pointer rotates, the signal transmission pointer and the signal acquisition sensor act to further send a sampling electric signal to a control circuit board by the signal acquisition sensor, so that intelligent counting is realized. However, in order to enable the sampling sensor to accurately send out a sampling electric signal, the signaling pointer and the sampling sensor must be accurately aligned, the appearance of the middle cover of the general base watch is circular, no positioning reference is provided, and an external additional device cannot be accurately positioned during installation, so that the signaling pointer cannot be quickly and accurately corresponded to the sampling sensor, and other positioning modes are forced to be adopted to fix the external additional device, so that the product cost is increased, and the production and assembly efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a positioning mechanism for installing intelligent water gauge attachment, it can provide the location benchmark of installation attachment box body on general base table, reduces product cost, improves production assembly efficiency.

The embodiment of the utility model discloses a realize through following technical scheme:

the utility model provides a positioning mechanism for installing intelligent water gauge additional installation, includes general base table and additional installation box body, and general base table is including well cover and table glass, well cover is equipped with circular fenestra, still includes location fluted disc and lower location fluted disc, down the location fluted disc is fixed on between well cover and table glass, and the location fluted disc is equipped with annular rack I that is located the terminal surface down, it is fixed with the additional installation box body to go up the location fluted disc, and goes up the location fluted disc and be equipped with annular rack II with I meshing of annular rack.

In one embodiment, the lower positioning fluted disc comprises a lower ring body and a convex ring I, a round hole is formed in the center of the lower ring body, the cross section of the convex ring I is rectangular, the convex ring I is fixed with the end face of the lower ring body, the inner diameter of the convex ring I is equal to the diameter of the round hole, the outer diameter of the convex ring I is smaller than that of the lower ring body, the annular rack I is arranged on the top end face of the convex ring I, and the convex ring I is inserted into the round window hole of the middle cover during installation.

In one embodiment, the convex ring I comprises at least two convex ring segments, and the convex ring segments are uniformly distributed along the circumferential direction of the circular hole.

In one embodiment, the tooth shape of the annular rack I is trapezoidal, rectangular or triangular.

In one embodiment, the upper positioning fluted disc comprises an upper ring body and a convex ring II, the center of the upper ring body is provided with a round hole which is the same as that of the lower ring body, one end face of the upper ring body is fixed with the additional device box body, the other end face of the upper ring body is fixed with the convex ring II, the section of the convex ring II is rectangular, the inner diameter of the convex ring II is equal to the diameter of the round hole, the outer diameter of the convex ring II is smaller than that of the upper ring body, and the annular rack II is arranged on the top end face of the convex ring II.

In one embodiment, the box body of the additional device comprises a control circuit board, a signal acquisition sensor, a display and a control valve driver, a signal transmission pointer is arranged in the universal base table, the signal transmission pointer in use triggers the signal acquisition sensor, the signal acquisition sensor sends an electric signal to the control circuit board, the control circuit board receives and processes the electric signal of the signal acquisition sensor, the control circuit board sends the electric signal to the display and the control valve driver respectively according to a signal processing result, the display receives the electric signal and displays characters, and the control valve driver receives the electric signal and drives the control valve to act.

In one embodiment, the upper positioning fluted disc is integrally formed with the attachment box or is bonded to the attachment box.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

the embodiment of the utility model provides a provide the location benchmark for the installation of auxiliary device box body through lower location fluted disc, when making signaling pointer and the quick accurate alignment of adopt signal sensor, only need to rotate outside auxiliary device box body, make annular rack II of last location fluted disc rotate along annular rack I of lower location fluted disc, annular rack II, the graduation effect of I engaged with tooth and tooth's socket formation of annular rack, make auxiliary device box physical stamina rotate accurately, guarantee to send out signaling pointer in signal sensor and the general base table and aim at fast accurately, avoid using other locate mode to fix outside auxiliary device box body, reduce product cost, improve production assembly efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a lower positioning fluted disc according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of an upper positioning fluted disc according to an embodiment of the present invention;

fig. 4 is a top view of the lower positioning fluted disc in the use state of the embodiment of the present invention.

Icon:

1-middle cover, 2-watch glass, 3-lower positioning fluted disc, 31-annular rack I, 32-lower ring body, 33-convex ring I, 4-upper positioning fluted disc, 41-annular rack II, 42-upper ring body and 43-convex ring II.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

Referring to fig. 1 to 4, a positioning mechanism for mounting an additional device of an intelligent water meter comprises a general base meter and an additional device box body, wherein the general base meter comprises a middle cover 1 and a meter glass 2, the middle cover 1 is provided with a circular window hole, the positioning mechanism further comprises an upper positioning fluted disc 4 and a lower positioning fluted disc 3, the lower positioning fluted disc 3 is fixed between the middle cover 1 and the meter glass 2, the lower positioning fluted disc 3 is provided with an annular rack i 31 located in an end face, the upper positioning fluted disc 4 is fixed with the additional device box body, and the upper positioning fluted disc 4 is provided with an annular rack ii 41 meshed with the annular rack i 31.

In order to provide a positioning reference for installing an additional device box body on a general base table, when the positioning reference is installed, a signal sending pointer and a signal acquisition sensor quickly and accurately correspond, the product cost is reduced, and the production and assembly efficiency is improved, according to the technical scheme, an upper positioning fluted disc 4 and a lower positioning fluted disc 3 are arranged, an annular rack II 41 is arranged on the upper positioning fluted disc 4, and an annular rack I31 is arranged on the lower positioning fluted disc 3. When the device is installed, the lower positioning fluted disc 3 is arranged between the middle cover 1 and the watch glass 2, the lower positioning fluted disc 3 is pressed on the upper surface of the watch glass 2 through the middle cover 1, and the lower positioning fluted disc 3 is used as an installation reference of an additional device box body. The upper positioning fluted disc 4 is fixed in the box body of the additional device, the box body cover of the additional device is buckled on the middle cover 1, after the box body cover of the additional device is buckled with the middle cover 1, the annular rack II 41 of the upper positioning fluted disc 4 and the annular rack I31 of the lower positioning fluted disc 3 are buckled, and the lower positioning fluted disc 3 provides a reference for the installation of the box body of the additional device, so that when the signaling pointer is quickly and accurately aligned with the signal acquisition sensor, only the external additional device box body needs to be rotated, the annular rack II 41 of the upper positioning fluted disc 4 rotates along the annular rack I31 of the lower positioning fluted disc 3, the teeth meshed with the annular rack II 41 and the annular rack I31 form an indexing effect, the box body of the additional device can accurately rotate, the signaling pointer can be quickly and accurately aligned with the signal acquisition sensor, and the production and assembly efficiency is improved. And moreover, the use of other positioning modes for fixing external additional devices is avoided, and the product cost is reduced.

The utility model provides an adopt the news sensor can be the tongue tube, and the signaling pointer that corresponds is the magnetic needle, adopts the news sensor can also be hall element, can also be electromagnetic induction coil, can also be photoelectric sensor, as long as can realize gathering the revolution information of signaling pointer in the general base table to with revolution information transfer to control circuit board can.

In one embodiment, the lower positioning fluted disc 3 comprises a lower ring body 32 and a convex ring I33, a round hole is formed in the center of the lower ring body 32, the cross section of the convex ring I33 is rectangular, the convex ring I33 is fixed with the end face of the lower ring body 32, the inner diameter of the convex ring I33 is equal to the diameter of the round hole, the outer diameter of the convex ring I33 is smaller than the outer diameter of the lower ring body 32, the annular rack I31 is arranged on the top end face of the convex ring I33, and the convex ring I33 is inserted into the round window hole of the middle cover 1 during installation.

In order to enable the lower positioning fluted disc 3 to be a reference for installing an additional device box body, the technical scheme is provided with a lower ring body 32 comprising a lower ring body 32 and a convex ring I33, a round hole used as a window is arranged at the center of the lower ring body 32, and a meter reading person can see the numerical value pointed by a pointer in the universal base meter through the round hole. And the width of lower ring body 32 is greater than the width of bulge loop I33, therefore, when installing, place lower ring body 32 on table glass 2, cover the centre cover 1 and buckle on lower positioning fluted disc 3 and make bulge loop I33 insert in the circular aperture of centre cover 1, because the width of lower ring body 32 is greater than the width of bulge loop I33, when centre cover 1 is fixed with general base table, centre cover 1 compresses tightly lower ring body 32 on table glass 2, and then realizes fixing lower positioning fluted disc 3, makes lower positioning fluted disc 3 can become the location benchmark of installation additional device box. In order to enable the signaling ring in the external shell to be capable of quickly and accurately aligning to the magnetic steel pointer on the premise of having a positioning reference, the technical scheme is that the annular rack I31 is arranged on the end face of the convex ring I33, the plane of the tooth crest of the annular rack I31 is located on the horizontal plane, 360-degree uniform indexing is divided into a plurality of parts through the teeth and the tooth grooves of the annular rack I31, the tooth width of each tooth of the annular rack I31 is a dividing value, when the upper positioning fluted disc 4 and the lower positioning fluted disc 3 in the external shell are meshed, the external shell can accurately rotate according to the dividing value of the annular rack I31, the position of the signaling ring is convenient to adjust, and the signaling ring is enabled to be quickly aligned to the magnetic steel pointer.

In one embodiment, the protruding ring i 33 includes a protruding ring segment provided with at least two segments, and the protruding ring segments are uniformly distributed along the circumferential direction of the circular hole.

In order to guarantee that lower location fluted disc 3 can provide under the prerequisite of location benchmark for outside casing, save material, this technical scheme sets up the bulge loop I33 that constitutes by the circular-arc bulge loop section of multistage, and the terminal surface setting of every bulge loop section is annular rack I31 moreover, even bulge loop I33 is not a complete bulge loop like this, also can mesh with last location fluted disc 4, realizes aforementioned graduation effect, and then realizes save material's purpose.

In one embodiment, the tooth shape of the annular rack I31 is trapezoidal, rectangular or triangular.

In one embodiment, the upper positioning fluted disc 4 comprises an upper ring body 42 and a convex ring ii 43, the center of the upper ring body 42 is provided with a round hole which is the same as that of the lower ring body 32, one end face of the upper ring body 42 is fixed with the attachment box body, the other end face of the upper ring body 42 is fixed with the convex ring ii 43, the section of the convex ring ii 43 is rectangular, the inner diameter of the convex ring ii 43 is equal to the diameter of the round hole, the outer diameter of the convex ring ii 43 is smaller than that of the upper ring body 42, and the annular rack ii 41 is arranged on the top end face of the convex ring ii 43.

In one embodiment, the upper positioning toothed disc 4 is integrally formed with the attachment box or the upper positioning toothed disc 4 is bonded to the attachment box.

In the technical scheme, the upper positioning fluted disc 4 can also be connected with the additional device box body in other mechanical connection modes.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a positioning mechanism for installing intelligent water gauge additional installation, includes general base table and additional installation box body, and general base table is including well cover (1) and table glass (2), well cover (1) is equipped with circular fenestra, its characterized in that: still including last location fluted disc (4) and lower location fluted disc (3), down location fluted disc (3) are fixed go up between well cover (1) and watch glass (2), and lower location fluted disc (3) are equipped with annular rack I (31) that are located the terminal surface, it is fixed with the additional equipment box body to go up location fluted disc (4), and goes up location fluted disc (4) and be equipped with annular rack II (41) with the meshing of annular rack I (31).

2. A positioning mechanism for mounting an attachment to an intelligent water meter as set forth in claim 1, wherein: lower location fluted disc (3) is including lower ring body (32) and bulge loop I (33), ring body (32) center is equipped with the round hole down, bulge loop I (33) section cross-section is the rectangle, bulge loop I (33) and lower ring body (32) end fixing, and the internal diameter of bulge loop I (33) equals with the round hole diameter, and the external diameter of bulge loop I (33) is less than the external diameter of lower ring body (32), I (33) top end face of bulge loop is located to annular rack I (31), I (33) of bulge loop insert the circular fenestra of well cover (1) when the installation.

3. A positioning mechanism for mounting an attachment to an intelligent water meter as set forth in claim 2, wherein: the convex ring I (33) comprises at least two convex ring segments which are uniformly distributed along the circumferential direction of the circular hole.

4. A positioning mechanism for mounting an attachment of an intelligent water meter according to any one of claims 1 to 3, wherein: the tooth form of the annular rack I (31) is trapezoidal, rectangular or triangular.

5. A positioning mechanism for mounting an attachment to an intelligent water meter as set forth in claim 1, wherein: go up location fluted disc (4) including last ring body (42) and bulge loop II (43), it is equipped with the round hole the same with lower ring body (32) to go up ring body (42) center, it is fixed with the additional device box body to go up an terminal surface of ring body (42), and it is fixed with bulge loop II (43) to go up another terminal surface of ring body (42), bulge loop II (43) section cross-section is the rectangle, and the internal diameter and the round hole diameter of bulge loop II (43) equal, and the external diameter of bulge loop II (43) is less than the external diameter of last ring body (42), the terminal surface of bulge loop II (43) is located in annular rack II (41).

6. A positioning mechanism for mounting an attachment to an intelligent water meter as set forth in claim 1, wherein: the additional device box body comprises a control circuit board, a signal acquisition sensor, a display and a control valve driver, a signal transmission pointer is arranged in the general base meter, the signal transmission pointer triggers the signal acquisition sensor in use, the signal acquisition sensor transmits an electric signal to the control circuit board, the control circuit board receives and processes the electric signal of the signal acquisition sensor, the control circuit board respectively transmits the electric signal to the display and the control valve driver according to a signal processing result, the display receives the electric signal and displays characters, and the control valve driver receives the electric signal and drives the control valve to act.

7. A positioning mechanism for mounting an attachment to an intelligent water meter as set forth in claim 1, wherein: the upper positioning fluted disc (4) and the additional device box body are integrally formed or the upper positioning fluted disc (4) is bonded with the additional device box body.