CN212843810U

CN212843810U - Thing networking intelligent gas table magnetic induction measurement sampling device mounting structure

Info

Publication number: CN212843810U
Application number: CN202021483408.6U
Authority: CN
Inventors: 向海堂; 陈君涛; 魏小军; 李勇
Original assignee: Chengdu Qinchuan IoT Technology Co Ltd
Current assignee: Chengdu Qinchuan IoT Technology Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-30
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a thing networking intelligent gas table technical field discloses a thing networking intelligent gas table magnetic induction measurement sampling device mounting structure, including the gas table body and magnetic induction measurement sampling device, magnetic induction measurement sampling device sets up on the mount pad, the mode that the key-type is passed through to the one end of mount pad can be dismantled with the gas table body and be connected, the other end is provided with the recess along the axis direction, and the outside is provided with the external screw thread along the circumference, be provided with the wire stopper in the recess, the one end that the mount pad is connected with magnetic induction measurement sampling device is provided with the through-hole that supplies magnetic induction measurement sampling device's signal line to pass, through-hole and recess intercommunication, the signal line passes through-hole and wire stopper in proper order and extends to outside the gas table, that. When the magnetic induction measurement sampling device in this application appears damaging and needs to be changed, directly with the mount pad take off can, need not to dismantle whole gas table body, it is more convenient, swift to change.

Description

Thing networking intelligent gas table magnetic induction measurement sampling device mounting structure

Technical Field

The application relates to the technical field of Internet of things intelligent gas meters, in particular to a magnetic induction measuring and sampling device mounting structure of an Internet of things intelligent gas meter.

Background

Along with the improvement of the informatization, intellectualization and scientific and technological level of China, the application of the intelligent metering technology in the gas meter is more and more extensive, and along with the continuous development and progress of the society, the status and the role of the use of natural gas in the development of the modern society and the life of residents are more and more important; along with the large-scale popularization and application of urban pipelines, the application of gas meters also deepens into thousands of households, and along with the expansion of urban scales, the application of the technology of the internet of things in intelligent gas meters is more and more along with the gradual development of intelligent cloud services, the industry of the internet of things and the technology aiming at the requirements of gas companies on gas meter monitoring and gas consumption large data analysis.

At present, a common household diaphragm gas meter generally adopts magnetic elements (a reed pipe, a hall switch sensor, a reluctance switch sensor and the like) to perform electromechanical pulse conversion, and an incremental sampling device using the magnetic elements as sensors has the advantage of simple structure and can be realized by slightly adjusting the magnetic elements on the basis of a traditional purely mechanical meter. In the actual use process, when the magnetic induction metering device in the gas meter is damaged or fails, the magnetic induction metering device needs to be replaced, but the mounting mode of the existing magnetic induction metering device causes that the meter shell of the gas meter needs to be detached when the gas meter is replaced, so that the whole replacement process is very complicated and troublesome.

Disclosure of Invention

To the problem and the defect that exist among the above-mentioned prior art, this application provides a diaphragm type gas table magnetic induction measurement sampling device's mounting structure, has solved inconvenience and loaded down with trivial details problem that traditional diaphragm type gas table brought because of need dismantle the watchcase when changing magnetic induction measuring device, whole change process convenient and fast.

In order to achieve the above object, the technical solution of the present application is as follows:

the utility model provides a thing networking intelligent gas table magnetic induction measurement sampling device mounting structure, including the gas table body and magnetic induction measurement sampling device, magnetic induction measurement sampling device sets up on the mount pad, the mode that the key-type is passed through to the one end of mount pad can be dismantled with the gas table body and be connected, the other end is provided with the recess along the axis direction, and the outside is provided with the external screw thread along the circumference, be provided with the line stopper in the recess, the one end that the mount pad is connected with magnetic induction measurement sampling device is provided with the through-hole that supplies magnetic induction measurement sampling device's signal line to pass, through-hole and recess intercommunication, the signal line passes through-hole and line stopper in proper order and extends to outside the gas table.

Preferably, one end of the mounting seat is provided with a spline, and a casing of the gas meter body is correspondingly provided with a key slot hole for clamping with the mounting seat.

Preferably, the magnetic induction measurement sampling device includes the circuit board and sets up the magnetic induction component on the circuit board, is provided with the slot on the circuit board, and the one end of mount pad is provided with the bar muscle, and the bar muscle corresponds the setting in above-mentioned slot to lock through the screw.

Preferably, the terminal surface of seal nut cap is provided with the seal groove, and the seal groove is embedded to be equipped with O shape sealing washer, and after the seal nut cap screwed, O shape sealing washer compresses tightly the shell of gas meter body and forms sealedly.

Preferably, a circle of sealing line is arranged at the threaded hole of the sealing nut cap, and after the sealing nut cap is screwed, the sealing line presses the end face of the line plug to form sealing.

Preferably, the splines are L-shaped.

Preferably, the plug seal is embedded in a groove of the mounting seat.

Preferably, the magnetic induction element is a hall element or a reed switch.

Preferably, the rotation positioning direction of the magnetic induction measurement sampling device is consistent with the locking direction of the sealing nut cap.

The beneficial effect of this application:

(1) in this application, magnetic induction measurement sampling device passes through the mount pad setting internal at gas table, and the mount pad can be dismantled with the shell of the gas table body through the mode of key-type connection again and be connected, consequently, when the internal portion of gas table magnetic induction measurement sampling device appears damaging and need change, directly take off the mount pad can, need not to dismantle whole gas table body, and the change process is convenient more, swift.

(2) In this application, the signal line of magnetic induction measurement sampling device extends to outside the gas table through the line stopper, and the line stopper has improved the leakproofness of the gas table body, can prevent that gas from leaking from the gas table is internal.

(3) In this application, be provided with O shape sealing washer between gland nut cap and the gas table body, under the effect of O shape sealing washer, can prevent that the internal gas of gas table from leaking to external atmosphere, improved the sealing performance of gas table.

(4) In this application, the back is screwed to the gland nut cap, and the terminal surface of the tight line stopper of sealed line pressure that sets up on its hole forms sealedly between with the line stopper, can prevent that the internal gas of gas table from leaking from the screw thread, consequently, has further improved the leakproofness of gas table.

(5) In this application, magnetic induction measurement sampling device is at the installation back, and at first, its signal line passes through the line stopper and extends to outside the gas table, then after the gland nut cap is screwed, O shape sealing washer forms sealedly between the gas table body and the gland nut cap, and the seal line on the gland nut cap forms sealedly with the terminal surface of line stopper again simultaneously, consequently, whole diaphragm type gas table has formed three seal structure, and the sealing performance of gas table is better.

Drawings

The foregoing and following detailed description of the present application will become more apparent when read in conjunction with the following drawings, wherein:

FIG. 1 is an exploded view of the present application;

FIG. 2 is a schematic diagram of the internal structure of the present application;

FIG. 3 is a schematic structural diagram of the magnetic induction measurement sampling apparatus of the present application;

fig. 4 is a schematic diagram of the connection between the circuit board and the mounting base.

In the figure:

1. a gas meter body; 2. a magnetic induction metering sampling device; 3. a mounting seat; 4. a wire plug; 5. a sealing nut cap; 6. an O-shaped sealing ring; 7. a seal line; 11. a key slot hole; 21. a circuit board; 22. a magnetic induction element; 31. a groove; 32. a spline; 33. a bar; 211. and (4) a slot.

Detailed Description

The technical solutions for achieving the objects of the present invention are further described below by using several specific examples, and it should be noted that the technical solutions claimed in the present application include, but are not limited to, the following examples.

Example 1

The embodiment discloses thing networking intelligent gas table magnetic induction measures sampling device mounting structure, refers to description attached figure 1-2, including the gas table body 1 and magnetic induction measures sampling device 2, and magnetic induction measures sampling device 2 and passes through mount pad 3 and set up in the gas table body 1. Specifically, the magnetic induction metering and sampling device 2 is arranged on the mounting base 3, one end of the mounting base 3 is fixed on a shell of the gas meter body 1 in a key connection mode and is detachably connected with the gas meter body 1, furthermore, a groove 31 is arranged at one end of the mounting base 3, which is positioned outside the gas meter body 1, along the axis direction, and external threads are further arranged outside along the circumferential direction, a wire plug 4 is arranged in the groove 31, the shape of the groove 31 is matched with that of the wire plug 4, a hole for a signal wire to pass through is arranged on the wire plug 4, furthermore, a through hole for the signal wire of the magnetic induction metering and sampling device 2 to pass through is arranged at one end of the mounting base 3, which is connected with the magnetic induction metering and sampling device 2, the through hole is communicated with the groove 31, after the magnetic induction metering and sampling device 2 is mounted, the signal wire sequentially passes through the through hole and the wire plug 4 and extends, further, the end of the mounting seat 3 provided with the external thread is sleeved with a sealing nut cap 5.

In this application, magnetic induction measurement sampling device 2 sets up in the gas table body 1 through mount pad 3, and mount pad 3 can dismantle with the shell of the gas table body 1 again through the mode of key-type connection and be connected, and the connected mode is simple and convenient to detach. When the internal portion of gas table magnetic induction measurement sampling device 2 appears damaging and needs to be changed, take off the back with 5 unscrewing of gland nut cap, direct reverse anticlockwise rotation mount pad 3 for the key on the mount pad 3 breaks away from the keyway on the keyway hole 11, thereby with whole mount pad 3 from the gas table body 1 take off can, need not to dismantle whole gas table body 1, the change process is convenient more and swift.

In this application, the signal line of magnetic induction measurement sampling device 2 extends to the gas table body 1 through line stopper 4, and line stopper 4 has improved the leakproofness of the gas table body 1, can prevent that gas from leaking in the gas table.

In this application, that pot head that mount pad 3 was provided with the external screw thread is equipped with gland nut cap 5, and gland nut cap 5 plays fastening and sealed effect, and under gland nut cap 5's effect, magnetic induction measurement sampling device 2 is installed more firmly on gas table body 1 to can prevent as far as possible that the gas in the gas table from leaking from line stopper 4 and key groove hole 11.

Example 2

Preferably, referring to the attached fig. 1 of the specification, the mounting base 3 is a two-step cylinder structure, wherein one end connected to the magnetic induction measurement sampling device 2 is provided with a spline 32, correspondingly, a casing of the gas meter body 1 is provided with a key slot hole 11 for being clamped with the mounting base 3, and the key slot hole 11 is provided with a spline groove adapted to the spline 32.

Preferably, referring to the accompanying drawings 3 and fig. 4 of the specification, the magnetic induction measurement sampling device 2 mainly includes a circuit board 21 and two magnetic induction elements 22 disposed on the circuit board 21, the two magnetic induction elements 22 are symmetrically disposed on the circuit board 21, a slot 211 is further disposed on the circuit board 21, a bar 33 is disposed at one end of the mounting base 3, and the bar 33 is correspondingly disposed in the slot 211 and locked by a screw.

Preferably, referring to fig. 2 in the specification, an O-ring 6 is disposed between the seal nut cap 5 and the gas meter housing, specifically, a circle of seal groove is disposed on an end surface of the seal nut cap 5 along a circumferential direction, the O-ring 6 is embedded in the seal groove, and after the seal nut cap 5 is screwed, the O-ring 6 presses the housing of the gas meter housing 1 to form a seal. Under the effect of O shape sealing washer 6, can prevent that the gas in the gas table is inside from leaking to the external atmosphere from the key slot hole 11 in, further improved the sealing performance of gas table.

Preferably, referring to the description of fig. 2, a circle of sealing line 7 is further arranged at the internal threaded hole of the sealing nut cap 5, and when the sealing nut cap 5 is screwed, the sealing line 7 presses the end face of the line plug 4 to form a seal. Under the action of the sealing line 7, gas in the gas meter can be prevented from leaking from the threads, so that the sealing performance of the gas meter is further improved.

Preferably, the splines 32 are L-shaped. When the mounting base 3 rotates clockwise, the spline 32 is hooked on the spline groove on the key groove hole 11, and when the mounting base rotates counterclockwise, the spline and the spline are separated. It will be understood that the spline 32 may have other shapes (not shown) capable of being engaged with the spline grooves of the key groove hole 11, besides the L shape, and the mounting seat 3 may be rotated to screw the spline 32 into the spline grooves or to separate the spline 32 from the spline grooves, and when the shape of the spline 32 is changed, the spline grooves of the key groove hole 11 are changed accordingly.

Preferably, the plug 4 is sealingly embedded in a groove 31 of the mounting seat 3. The shape of the groove 31 is matched with that of the wire plug 4, and the wire plug 4 is embedded in the groove 31 in a sealing mode, so that the sealing performance of the gas meter is improved, and gas leakage in the gas meter can be prevented.

Preferably, the magnetic induction element 22 is a hall element or a reed switch. In this application, magnetic induction element 22 prefers to select for use hall element, hall element compares with the tongue tube, its stability, the reliability, the durability, aspects such as life-span and anticollision ability all have the improvement, and hall element's application temperature range is wider, hall element's material is more environmental protection than the tongue tube simultaneously, more importantly, hall element's production technology is convenient, the price has certain advantage, can reduce company's manufacturing cost, and is further, arranging of sensor can directly weld with the machine paster on the production flow, no longer need traditional manual welding, and the production efficiency is greatly improved.

Preferably, the rotational positioning direction of the magnetic induction measurement sampling device 2 is consistent with the locking direction of the sealing nut cap 5.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present application and for simplifying the description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the scope of the present application.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning 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 application can be understood in a specific case by those of ordinary skill in the art.

The foregoing is directed to embodiments of the present invention, which are not limited thereto, and any simple modifications and equivalents thereof according to the technical spirit of the present invention may be made within the scope of the present invention.

Claims

1. The utility model provides a thing networking intelligent gas table magnetic induction measures sampling device mounting structure, includes the gas table body (1) and magnetic induction measures sampling device (2), its characterized in that: magnetic induction measurement sampling device (2) set up on mount pad (3), the mode that the key-type connection was passed through to the one end of mount pad (3) can be dismantled with gas table body (1) and be connected, the other end is provided with recess (31) along the axis direction, and the outside is provided with the external screw thread along the circumference, be provided with in recess (31) wire stopper (4), the one end that mount pad (3) and magnetic induction measurement sampling device (2) are connected is provided with the through-hole that the signal line that supplies magnetic induction measurement sampling device (2) to pass, through-hole and recess (31) intercommunication, the signal line passes through-hole and wire stopper (4) in proper order and extends to outside gas table body (1), that pot head that mount pad (3) were provided with the external screw thread is equipped with seal nut.

2. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: one end of the mounting seat (3) is provided with a spline (32), and a casing of the gas meter body (1) is correspondingly provided with a key slot hole (11) which is used for being connected with the mounting seat (3) in a clamping manner.

3. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: magnetic induction measurement sampling device (2) include circuit board (21) and set up magnetic induction component (22) on circuit board (21), are provided with slot (211) on circuit board (21), and the one end of mount pad (3) is provided with strip muscle (33), and strip muscle (33) correspond and set up in above-mentioned slot (211) to lock through the screw.

4. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: the end face of the sealing nut cap (5) is provided with a sealing groove, an O-shaped sealing ring (6) is embedded in the sealing groove, and after the sealing nut cap (5) is screwed tightly, the O-shaped sealing ring (6) compresses a shell of the gas meter body (1) to form sealing.

5. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: a circle of sealing line (7) is arranged at the threaded hole of the sealing nut cap (5), and after the sealing nut cap (5) is screwed tightly, the sealing line (7) presses the end face of the line plug (4) to form sealing.

6. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 2, characterized in that: the spline (32) is L-shaped.

7. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: the wire plug (4) is embedded in the groove (31) of the mounting seat (3) in a sealing manner.

8. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 3, characterized in that: the magnetic induction element (22) is a Hall element or a reed switch.

9. The Internet of things intelligent gas meter magnetic induction measuring and sampling device mounting structure according to claim 1, characterized in that: the rotation positioning direction of the magnetic induction measurement sampling device (2) is consistent with the locking direction of the sealing nut cap (5).