CN217504885U

CN217504885U - Anti-theft device for water meter

Info

Publication number: CN217504885U
Application number: CN202123389582.1U
Authority: CN
Inventors: 陈吹信; 石嘉威
Original assignee: Guangzhou Institute of Technology
Current assignee: Guangzhou Institute of Technology
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-27
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses an anti-theft device for a water meter, which comprises a clamping block welded on a water meter base meter and a clamping sleeve fixedly arranged on a connecting water pipe, a clamping groove is arranged at one side of the clamping sleeve, an installation cavity is arranged at one side of the clamping sleeve, a bolt is arranged in the inner cavity of the clamping groove in a penetrating way, one end of the bolt penetrates through the inner cavity of the mounting cavity, the other end of the bolt penetrates through the outer side of the clamping sleeve, the surface of the bolt is sleeved with a first spring, two ends of the first spring are respectively and fixedly arranged on the bolt and the cutting sleeve, the inner cavity of the mounting cavity is fixedly connected with a mounting shell, the inner cavity of the mounting shell is rotatably provided with a rotating rod, a plurality of clamping rods matched with the grooves are fixedly connected to the surface of the rotating rod, a spring II is fixedly connected to one side of each clamping rod, one end of the second spring is fixedly connected to the inner wall of the clamping sleeve, and the spring is simple in structure and high in safety.

Description

Anti-theft device for water meter

Technical Field

The utility model belongs to the technical field of the management running water consumption, especially, relate to an anti-theft device that water gauge was used.

Background

The water gauge is used for managing the water yield that the user used the running water, is indispensable part among people's daily life, and the user guarantees user's normal water consumption after then paying the water fee according to water gauge water yield in service behavior, and consequently the security of water gauge is crucial, and current water gauge generally sets up on the corridor and look over the position that generally sets up at people conveniently looking over for the convenience of user, consequently illegal personnel can steal others 'water gauge easily for a bit to lead to the unsafe scheduling problem of user's water.

Disclosure of Invention

The utility model aims at providing an anti-theft device that water gauge was used, simple structure and safe and reliable.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an anti-theft device for a water meter comprises a clamping block welded on a water meter base meter and a clamping sleeve fixedly installed on a connecting water pipe, wherein one side of the clamping sleeve is provided with a clamping groove, one side of the clamping sleeve is provided with an installation cavity, the inner cavity of the clamping groove is provided with a bolt in a penetrating manner, one end of the bolt penetrates through the inner cavity of the installation cavity, the other end of the bolt penetrates through the outer side of the clamping sleeve, the surface of the bolt is sleeved with a first spring, two ends of the first spring are fixedly installed on the bolt and the clamping sleeve respectively, the inner cavity of the installation cavity is fixedly connected with an installation shell, the inner cavity of the installation shell is rotatably provided with a rotating rod, the surface of the rotating rod is fixedly connected with a plurality of clamping rods matched with grooves, one side of each clamping rod is fixedly connected with a second spring, and one end of the second spring is fixedly connected on the inner wall of the clamping sleeve; more than one groove is formed in the surface of the bolt, each groove comprises an inclined plane and a vertical plane, the inclined planes are arranged close to the first spring, and the vertical planes are arranged far away from the first spring.

Through adopting above-mentioned technical scheme, when in-service use, the user pulls out the inner chamber of draw-in groove with the bolt, extension spring one, then with the water meter lid closure, the fixture block can block into in the draw-in groove simultaneously, then loosen the bolt, under the effect of spring one, the inner chamber of installation cavity can be blocked into to the bolt, the in-process that enters into the installation cavity inner chamber at the bolt, can upwards lift a plurality of kellies, compression spring two, after the tip of bolt contacts the inner wall of cutting ferrule, the kellies just can block into in three recess, because the inclined plane setting of recess is at the rear end along the direction that the bolt got into the installation cavity, thereby the kellies can conveniently get into in the recess but hardly deviate from in the recess, and through the restriction of spring two, thereby pin the table lid.

Preferably, one side of the clamping block is provided with a through hole matched with the bolt, and the clamping block and the bolt are connected more reliably through the through hole.

Preferably, the one end fixedly connected with theftproof cover of dwang, the opening with theftproof cover looks adaptation is seted up to one side of installation shell, and above structure theftproof cover stable in structure.

Preferably, an unlocking piece is arranged inside the opening, and one end of the unlocking piece is inserted into the inner cavity of the anti-theft sleeve. Above structure, when opening, only need to separate the latch fitting and insert the inner chamber of theftproof cover through the opening and rotate to drive the dwang and rotate, and then the kelly just can follow the rotation, shifts out the recess, at this moment just can take out the bolt, accomplishes the unblock, and the table lid just can be opened.

Preferably, the unlocking piece comprises a rod body part, more than two protruding parts are arranged on the outer surface of the rod body part, the inner side wall of the anti-theft sleeve is provided with a groove part corresponding to the protruding parts, the groove part is arranged above the inner side wall of the anti-theft sleeve, the groove part on the anti-theft sleeve and the protruding parts of the unlocking piece are correspondingly arranged, and reliable unlocking of the unlocking piece is achieved.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

FIG. 1 is a schematic view of an embodiment of the present invention;

fig. 2 is a schematic partial structure diagram of an embodiment of the present invention;

fig. 3 is an enlarged schematic view of a in fig. 2 according to an embodiment of the present invention;

fig. 4 is a schematic perspective cross-sectional view of a ferrule according to an embodiment of the present invention;

fig. 5 is a schematic perspective sectional view of an installation shell according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of a plug according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the water meter comprises a connecting water pipe, 2, a water meter base meter, 3, a clamping block, 4, a clamping sleeve, 5, a bolt, 6, a first spring, 7, a clamping groove, 8, an installation cavity, 9, an installation shell, 10, a rotating rod, 11, a clamping rod, 12, a second spring, 13, an anti-theft sleeve, 14, an unlocking piece, 15, a through hole, 16, an opening, 51, a groove, 511, an inclined plane, 512, a vertical plane, 141, a rod body part, 1411, a protruding part, 131 and a groove part.

Detailed Description

Hereinafter, an embodiment of a control method of a control circuit of a water meter of the present invention will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other embodiments that are obvious based on the disclosure of the claims and the specification herein, including those that employ any obvious substitutions and modifications to the embodiments described herein.

The drawings attached to the present specification are schematic views for assisting the explanation of the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Figures 1-6 show an anti-theft device for a water meter according to an embodiment of the present invention,

the anti-theft structure comprises a clamping block 3 welded on a water meter base table 2 and a clamping sleeve 4 fixedly arranged on a connecting water pipe 1, one side of the clamping sleeve 4 is provided with a clamping groove 7, one side of the clamping sleeve 4 is provided with a mounting cavity 8, the inner cavity of the clamping groove 7 is provided with a bolt 5 in a penetrating way, one end of the bolt 5 penetrates through the inner cavity of the mounting cavity 8, the other end of the bolt 5 penetrates through the outer side of the clamping sleeve 4, the surface of the bolt 5 is sleeved with a spring I6, two ends of the spring I6 are respectively and fixedly arranged on the bolt 5 and the clamping sleeve 4, the water meter base table can be physically prevented from being stolen through the arrangement of the anti-theft structure, the water meter is further prevented from being damaged, one side of the clamping block 3 is provided with a through hole 15 matched with the bolt 5, the surface of the bolt 5 is provided with a plurality of grooves, the inner cavity of the mounting cavity 8 is fixedly connected with a mounting shell 9, the inner cavity of the mounting shell 9 is rotatably provided with a rotating rod 10, the surface of the rotating rod 10 is fixedly connected with a plurality of clamping rods 11 matched with the grooves, recess 51 includes inclined plane 511 and perpendicular 512, the inclined plane is close to the setting of spring 6, the perpendicular is kept away from the setting of spring 6, one side fixedly connected with spring two 12 of kelly 11, the one end fixed connection of spring two 12 is on the inner wall of cutting ferrule 4, the one end fixedly connected with theftproof cover 13 of dwang 10, opening 16 with the theftproof cover 13 looks adaptation is seted up to one side of installation shell 9, opening 16's inside is provided with unlocking piece 14, the inner chamber of theftproof cover 13 is inserted to unlocking piece 14's one end.

The unlocking member 14 includes a rod 141, two or more protrusions 1411 are provided on an outer surface of the rod 141, and a groove 131 is provided on an inner sidewall of the anti-theft cover 13 corresponding to the protrusions.

The working principle of the anti-theft structure is as follows: in practical use, a user pulls the bolt 5 out of an inner cavity of the clamping groove 7, stretches the first spring 6, closes the water meter cover, simultaneously the clamping block 3 can be clamped into the clamping groove 7, then loosens the bolt 5, under the action of the first spring 6, the bolt 5 can penetrate through the through hole 15 and then is clamped into an inner cavity of the mounting cavity 8, in the process that the bolt 5 enters the inner cavity of the mounting cavity 8, the three clamping rods 11 can be lifted upwards, the three second springs 12 are compressed, after the end part of the bolt 5 contacts the inner wall of the clamping sleeve 4, the three clamping rods 11 can be clamped into the three grooves, as the inclined planes of the grooves are arranged at the rear end along the direction that the bolt enters the mounting cavity, the clamping rods 11 can conveniently enter the grooves but are difficult to be separated from the grooves, and are limited in the grooves through the second springs 12, so as to lock the meter cover, when the meter cover is opened, the unlocking piece 14 only needs to be inserted into the inner cavity of the anti-theft sleeve 13 through the opening 16 and rotates, thereby drive dwang 10 and rotate, and then kelly 11 just can follow the rotation, shifts out the recess, just at this moment can take bolt 5 out, accomplishes the unblock, and the table lid just can be opened.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.

Claims

1. An anti-theft device for a water meter, characterized in that: the anti-theft device comprises a clamping block (3) welded on a water meter base table (2) and a clamping sleeve (4) fixedly installed on a connecting water pipe (1), wherein one side of the clamping sleeve (4) is provided with a clamping groove (7), one side of the clamping sleeve (4) is provided with an installation cavity (8), the inner cavity of the clamping groove (7) is provided with a bolt (5) in a penetrating manner, one end of the bolt (5) penetrates through the inner cavity of the installation cavity (8), the other end of the bolt (5) penetrates through the outer side of the clamping sleeve (4), the surface of the bolt (5) is sleeved with a first spring (6), two ends of the first spring (6) are respectively and fixedly installed on the bolt (5) and the clamping sleeve (4), the inner cavity of the installation cavity (8) is fixedly connected with an installation shell (9), the inner cavity of the installation shell (9) is rotatably installed with a rotating rod (10), and the surface of the rotating rod (10) is fixedly connected with a plurality of clamping rods (11) matched with grooves, one side of the clamping rod (11) is fixedly connected with a second spring (12), and one end of the second spring (12) is fixedly connected to the inner wall of the clamping sleeve (4); more than one groove (51) is formed in the surface of the bolt (5), each groove (51) comprises an inclined plane and a vertical plane, the inclined planes are close to the first spring (6), and the vertical planes are far away from the first spring (6).

2. An anti-theft device for a water meter according to claim 1, characterized in that one side of the fixture block (3) is provided with a through hole (15) adapted to the plug pin (5).

3. An anti-theft device for a water meter according to claim 2, characterized in that an anti-theft cover (13) is fixedly connected to one end of the rotating rod (10), and an opening (16) matched with the anti-theft cover (13) is formed in one side of the mounting shell (9).

4. An anti-theft device for a water meter according to claim 3, characterized in that an unlocking member (14) is provided inside the opening (16), and one end of the unlocking member (14) is inserted into the inner cavity of the anti-theft cover (13).

5. An anti-theft device for a water meter, as defined in claim 4, wherein: unlocking piece (14) include shaft portion (141), are provided with the bellying more than two on shaft portion (141) surface, and the corresponding bellying is provided with concave part on the inside wall of theftproof cover (13).