CN112129365A

CN112129365A - Explosion-proof water meter

Info

Publication number: CN112129365A
Application number: CN202010947874.3A
Authority: CN
Inventors: 朱朝宏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2020-12-25

Abstract

The invention discloses an explosion-proof water meter, which comprises a shell, wherein a water pipe is connected in the shell, the end part of the water pipe is provided with a connecting groove, a sliding plate is movably arranged in the connecting groove, a fixing mechanism connected with the sliding plate is arranged in the shell, a telescopic spring is fixedly connected between the sliding plate and the inner bottom wall of the connecting groove, the outer wall of the shell is fixedly connected with a transverse plate, the upper side wall of the transverse plate is fixedly provided with a first self-reset switch, the lower side wall of the sliding plate is fixedly connected with a pressing rod which penetrates through the inner bottom wall of the connecting groove and extends to the upper side of the first self-reset switch, and an electric heating wire connected with. When accumulated water freezes and expands in the water pipe, the ice blocks are melted by triggering the electric heating wire to be electrified and heated, the water outlet is communicated with the interior of the water pipe through the rotation of the first rotating rod and the second rotating rod, the melted water in the water pipe is discharged through the water outlet, accumulated water is cleaned, and the problem that the accumulated water freezes and expands again is solved.

Description

Explosion-proof water meter

Technical Field

The invention relates to the technical field of water meters, in particular to an explosion-proof water meter.

Background

Tap water is the main water source of people today, and no matter in ordinary life or production and manufacturing, the use of tap water can not be kept from every ordinary person to every family of every industry, and the water meter is required to be adopted to count the water volume in the use process of tap water.

However, in the use process of the existing water meter, accumulated water is easy to exist in a water meter pipeline, the accumulated water is easy to freeze in a severe environment with cold weather, the volume of the frozen accumulated water is increased to extrude the interior of the water meter, and the water meter can be burst and damaged even if the accumulated water is frozen.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides an explosion-proof water meter.

In order to achieve the purpose, the invention adopts the following technical scheme:

an explosion-proof water meter comprises a shell, wherein a water pipe is connected in the shell, the end part of the water pipe is provided with a connecting groove, a sliding plate is movably arranged in the connecting groove, a fixing mechanism connected with the sliding plate is arranged in the shell, a telescopic spring is fixedly connected between the sliding plate and the inner bottom wall of the connecting groove, a transverse plate is fixedly connected on the outer wall of the shell, a first self-reset switch is fixedly arranged on the upper side wall of the transverse plate, a first pressing rod which penetrates through the inner bottom wall of the connecting groove and extends to the upper side of the first self-reset switch is fixedly connected on the lower side wall of the sliding plate, a heating wire connected with the first self-reset switch is arranged in the water pipe, a groove is arranged on the outer wall of the middle part of the water pipe, a water outlet pipe is arranged in the groove in a sliding manner, a, the other end fixedly connected with connecting pipe of bull stick one, it has even board to slide in the connecting pipe, even fixedly connected with reset spring between the one side that the board is close to bull stick one and the inner wall of connecting pipe, one side fixedly connected with bull stick two that the bull stick one was kept away from to even board, the one end that the bull stick two was kept away from even board is connected with the outer wall rotation of outlet pipe, the outlet has been seted up to the lower lateral wall of casing, the lower extreme of outlet pipe passes through connecting rod fixedly connected with and outlet assorted seal ball.

Preferably, the upper end of the water outlet pipe is arranged in a closed mode, the lower end of the water outlet pipe is arranged in an open mode, and the water outlet is communicated with the lower end of the water outlet pipe.

Preferably, the bottom wall is provided with the inclined plane of symmetry setting in the middle part of water pipe.

Preferably, the fixing mechanism comprises a notch formed in the outer wall of the end of the sliding plate, a cavity is formed in the shell, a magnet rod slides in the cavity, a compression spring is sleeved on the outer wall of the magnet rod, the two ends of the compression spring are fixedly connected with the outer wall of the magnet rod and the outer wall of the connecting groove respectively, an electromagnet is fixedly connected to the inner wall of the cavity, and a triggering mechanism connected with the electromagnet is arranged in the shell.

Preferably, the trigger mechanism is including fixing the trigger tube in the casing, it is equipped with the carriage release lever to insert in the trigger tube, the lower extreme fixedly connected with of carriage release lever is located the swash plate in the water pipe, fixedly connected with extrusion spring between the upper end of carriage release lever and the inner wall of trigger tube, the installing port has been seted up on the outer wall of carriage release lever, install in the installing port from reset switch two.

Compared with the prior art, this explosion-proof water gauge's advantage lies in:

1. the fixing mechanism is arranged, when water flows in the water pipe, the sliding plate is automatically clamped, when no water flows in the water pipe, the magnet rod is retracted, the sliding plate is not clamped, and the sliding plate can be pushed to move downwards when subsequent accumulated water is frozen and expands;

2. the self-reset switch I and the electric heating wire are arranged, when water is accumulated in the water pipe and the icing volume of the accumulated water is increased, the ice block extrusion sliding plate moves downwards, the pressing rod is pressed to perform the pressing of the self-reset switch I, the electric heating wire is electrified to start heating, the ice block in the water pipe is melted, and the water meter body is prevented from being damaged due to the expansion and extrusion of the ice block;

3. the water outlet pipe is arranged on the water outlet pipe, and the water outlet pipe is connected with the water outlet pipe;

in conclusion, when accumulated water freezes and expands in the water pipe, the ice blocks are melted by triggering the electric heating wire to be electrified and heated, the water outlet is communicated with the inside of the water pipe through the rotation of the first rotating rod and the second rotating rod, the melted water in the water pipe is discharged through the water outlet, accumulated water is cleaned, and the problem that the accumulated water freezes and expands again is solved.

Drawings

Fig. 1 is a schematic structural diagram of an explosion-proof water meter according to the present invention;

FIG. 2 is an enlarged view of the structure of portion A of FIG. 1;

fig. 3 is a schematic structural diagram of a fixing mechanism in an explosion-proof water meter according to the present invention.

In the figure: the device comprises a shell 1, a water pipe 2, a connecting groove 3, a sliding plate 4, a telescopic spring 5, a transverse plate 6, a self-reset switch I7, an electric heating wire 8, a rotating rod I9, a connecting pipe 10, a reset spring 11, a connecting plate 12, a rotating rod II 13, a water outlet pipe 14, a water outlet 15, a sealing ball 16, an inclined plane 17, a trigger tube 18, an extrusion spring 19, a self-reset switch II 20, an inclined plate 21, a magnet rod 22, an electromagnet 23 and a compression spring 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The utility model provides an explosion-proof water meter, which comprises a

housin

1, 1 in-connection of casing has water pipe 2, the tip of water pipe 2 is equipped with spread groove 3, the activity has slide 4 in the spread groove 3, be equipped with the fixed establishment who is connected with slide 4 in the casing 1, fixed establishment is including seting up the notch on the 4 tip outer walls of slide, the cavity has been seted up to casing 1 inside, it has magnet pole 22 to slide in the cavity, the cover is equipped with both ends respectively with the outer wall fixed connection's of magnet pole 22 outer wall and spread groove 3 compression spring 24 on magnet pole 22's the outer wall, cavity inner wall fixedly connected with electro-magnet 23, electro-magnet 23 circular telegram produces the magnetism the same with magnet pole 22, move magnet pole 22 toward one end in the notch under the magnetism repulsion.

The shell 1 is internally provided with a trigger mechanism connected with an electromagnet 23, the trigger mechanism comprises a trigger pipe 18 fixed in the shell 1, a movable rod is inserted in the trigger pipe 18, the lower end of the movable rod is fixedly connected with an inclined plate 21 positioned in a water pipe 2, an extrusion spring 19 is fixedly connected between the upper end of the movable rod and the inner wall of the trigger pipe 18, the outer wall of the movable rod is provided with a mounting opening, a self-reset switch II 20 is mounted in the mounting opening, when water flows normally in the water pipe 2, the water flows are in contact with the inclined plate 21 to extrude the inclined plate 21 to slide upwards, at the moment, the self-reset switch II 20 is in contact with the inner wall of the trigger pipe 18 to perform self-reset pressing on the self-reset switch II 20, further, the self-reset switch II 20 is connected with the electromagnet 23 and an external power supply through a lead, at the moment, the electromagnet 23 can be, the slide plate 4 can not move downwards, when the water flow in the water pipe 2 stops, the movable rod and the inclined plate 21 reset, at the moment, the self-reset switch II 20 is switched off, the electromagnet 23 loses magnetism, and the magnet rod 22 moves back under the reverse elasticity of the extrusion spring 19.

Fixed connection and expanding spring 5 between the inner bottom wall of slide 4 and spread groove 3, fixedly connected with diaphragm 6 on the outer wall of casing 1, the last lateral wall fixed mounting of diaphragm 6 has from reset switch 7, the lower lateral wall fixedly connected with of slide 4 runs through the spread groove 3 inner bottom wall and extends to the press the depression bar from reset switch 7 upside, be equipped with in the water pipe 2 with from the heating wire 8 that reset switch 7 is connected, from reset switch 7 to pass through the wire and be connected with heating wire 8 and external power supply, when there is ponding and ponding icing volume increase in water pipe 2, ice-cube extrusion slide 4 moves down, press the depression bar to carry out from reset switch 7 pressing, make heating wire 8 circular telegram begin to heat, make the ice-cube of 2 inside melt, avoid ice-cube inflation extrusion to cause the water gauge body to damage.

A groove is arranged on the outer wall of the middle part of the water pipe 2, a water outlet pipe 14 is arranged in the groove in a sliding manner, a water outlet 15 is arranged on the outer wall of the water outlet pipe 14, the upper end of the water outlet pipe 14 is arranged in a closed manner, the lower end of the water outlet pipe is arranged in an open manner, the water outlet 15 is communicated with the lower end of the water outlet pipe 14, water in the water pipe 2 enters the water outlet pipe 14 from the water outlet 15 and then is discharged from the lower end of the water outlet pipe 14, inclined planes 17 which are symmetrically arranged are arranged on the bottom wall in the middle part of the water pipe 2, the inclined planes 17 are arranged to facilitate the water in the water pipe 2 to be collected towards the inner side and facilitate the water to be discharged, a rotating rod I9 is rotatably connected in the shell 1, one end of the rotating rod I9 penetrates and extends to the lower side of the sliding plate 4, a connecting pipe 10 is fixedly connected to the other end of the rotating rod, because the groove has a limiting effect on the water outlet pipe 14, the water outlet pipe 14 can only move up and down, in the rotating process of the first rotating rod 9, the connecting plate 12 extrudes or stretches the reset spring 11 to change the length of the second rotating rod 13, which is positioned on the outer wall of the connecting pipe 10, so as to adapt to the up-and-down movement of the water outlet pipe 14, one end of the second rotating rod 13, which is far away from the connecting plate 12, is rotatably connected with the outer wall of the water outlet pipe 14, when accumulated water freezes to enable the sliding plate 4 to move down, the sliding plate 4 pushes the first rotating rod 9 to rotate, the second rotating rod 13 drives the water outlet pipe 14 to move up to.

The lower side wall of the shell 1 is provided with a water outlet, the lower end of the water outlet pipe 14 is fixedly connected with a sealing ball 16 matched with the water outlet through a connecting rod, when the water outlet pipe 14 moves upwards, the sealing ball 16 is pulled up through the connecting rod, at the moment, the water outlet is opened, and the melted accumulated water can be discharged.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. An explosion-proof water meter comprises a shell (1) and is characterized in that a water pipe (2) is connected in the shell (1), a connecting groove (3) is formed in the end portion of the water pipe (2), a sliding plate (4) is movably arranged in the connecting groove (3), a fixing mechanism connected with the sliding plate (4) is arranged in the shell (1), a sliding plate (4) and a telescopic spring (5) are fixedly connected between the sliding plate (4) and the inner bottom wall of the connecting groove (3), a transverse plate (6) is fixedly connected to the outer wall of the shell (1), a self-reset switch I (7) is fixedly mounted on the upper side wall of the transverse plate (6), a pressing rod extending to the upper side of the self-reset switch I (7) through the inner bottom wall of the connecting groove (3) is fixedly connected to the lower side of the self-reset switch I (7) is fixedly connected to the lower side wall of the sliding plate (4), and, the water pipe is characterized in that a groove is formed in the outer wall of the middle of the water pipe (2), a water outlet pipe (14) is arranged in the groove in a sliding mode, a water outlet (15) is formed in the outer wall of the water outlet pipe (14), a first rotating rod (9) is connected to the inner wall of the shell (1) in a rotating mode, one end of the first rotating rod (9) penetrates through the lower side of the sliding plate (4), a connecting pipe (10) is fixedly connected to the other end of the first rotating rod (9), a connecting plate (12) is arranged in the connecting pipe (10) in a sliding mode, a reset spring (11) is fixedly connected between one side, close to the first rotating rod (9), of the connecting plate (12) and the inner wall of the connecting pipe (10), a second rotating rod (13) is fixedly connected to one side, far away from the first rotating rod (9), of the second rotating rod (13), of one end, far away from the connecting plate, the lower end of the water outlet pipe (14) is fixedly connected with a sealing ball (16) matched with the water outlet through a connecting rod.

2. An explosion-proof water meter as claimed in claim 1, characterized in that the upper end of the outlet pipe (14) is closed and the lower end is open, the outlet (15) being in communication with the lower end of the outlet pipe (14).

3. An explosion-proof water meter as claimed in claim 1, characterized in that the central inner bottom wall of the water pipe (2) is provided with symmetrically arranged inclined planes (17).

4. An explosion-proof water meter as claimed in claim 1, characterized in that the fixing mechanism comprises a notch provided on the outer wall of the end of the sliding plate (4), a cavity is provided inside the housing (1), a magnet rod (22) is slid in the cavity, a compression spring (24) with two ends respectively fixedly connected with the outer wall of the magnet rod (22) and the outer wall of the connecting groove (3) is sleeved on the outer wall of the magnet rod (22), an electromagnet (23) is fixedly connected with the inner wall of the cavity, and a trigger mechanism connected with the electromagnet (23) is provided in the housing (1).

5. An explosion-proof water meter according to claim 4, characterized in that the trigger mechanism comprises a trigger tube (18) fixed in the housing (1), a moving rod is inserted into the trigger tube (18), the lower end of the moving rod is fixedly connected with an inclined plate (21) positioned in the water tube (2), an extrusion spring (19) is fixedly connected between the upper end of the moving rod and the inner wall of the trigger tube (18), the outer wall of the moving rod is provided with a mounting port, and a self-reset switch II (20) is mounted in the mounting port.