CN212483504U

CN212483504U - SF6 gas concentration on-line monitoring device

Info

Publication number: CN212483504U
Application number: CN202020382095.9U
Authority: CN
Inventors: 张敏卓
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2021-02-05
Anticipated expiration: 2030-03-24

Abstract

The utility model discloses a SF6 gas concentration on-line monitoring device, including the pad that wafts, one side inner wall of the pad that wafts is opened there is first bleeder vent, and the top outer wall lock joint of the pad that wafts has the base, and one side inner wall of base is opened there is the second bleeder vent, and the top outer wall of base is provided with filter equipment and electrical control mechanism respectively, and the top outer wall of base has the safety cover through bolted connection, and one side inner wall of safety cover is opened there are a plurality of exhaust holes, and the top outer wall that the base is close to the second bleeder vent has the blower inlet casing through the bolt fastening. The utility model discloses a be provided with filtering mechanism, filter the box inner wall and be provided with the filtration support, filter the inside filter core that is provided with of support, when the gas flow was through filtering the box, the filter core can be with the impurity filtration in the gas and after the dehumidification, the rethread filters the export discharge and gets into the monitoring case, can be so that do not have impurity such as floating dust and suspended particles in the gas that gets into the rose box, has guaranteed monitoring case monitoring data's accuracy nature and life.

Description

SF6 gas concentration on-line monitoring device

Technical Field

The utility model relates to a gas monitoring technology field especially relates to a SF6 gas concentration on-line monitoring device.

Background

In the scientific research field and production practice, the components and concentration of the gas escaping from the liquid are often required to be detected, the existing gas concentration detection equipment is mature in technology, but no filtering related mechanism is arranged in the existing gas concentration monitoring equipment, so that when an air pump sends external gas into a monitoring device, the unfiltered gas can influence the accuracy and the service life of the monitoring device,

through retrieval, the chinese patent application No. CN207816938U discloses an on-line monitoring device for the components and concentration of gas escaping from liquid, which comprises an escaping gas collecting cover, a floating air cushion sleeved on the periphery of the opening edge of the escaping gas collecting cover, an exhaust unit independently installed on the outer side of the top of the escaping gas collecting cover, a gas component and concentration detecting unit, and a power supply and control system unit. The on-line monitoring device for the components and the concentration of the gas escaping from the liquid in the patent has the following defects: and a filtering mechanism is not arranged, so that the gas monitoring is influenced by impurities and is inaccurate, and a gas monitoring unit is easy to block and short in service life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that makes device accuracy nature and life-span low because of impurity in can not filtering gas that exists among the prior art, and the SF6 gas concentration on-line monitoring device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a SF6 gas concentration on-line monitoring device, is including the pad that floats, one side inner wall of the pad that floats is opened there is first bleeder vent, and the top outer wall lock joint of the pad that floats has the base, and one side inner wall of base is opened there is the second bleeder vent, and the top outer wall of base is provided with filter equipment and electrical control mechanism respectively, and there is the safety cover the top outer wall of base through bolted connection, and one side inner wall of safety cover is opened there are a plurality of exhaust holes.

As a further aspect of the present invention: the base is close to the top outer wall of second bleeder vent and has the blower inlet through the bolt fastening, and the top outer wall welding of blower inlet has the top outer wall of water conservancy diversion export base to filter the box through the bolt fastening, and the both sides outer wall of filtering the box has welded respectively and has filtered the entry and filter the export, and the top outer wall of base has the air pump through the bolt fastening.

As a further aspect of the present invention: the outer wall of air pump is provided with air inlet and gas outlet respectively, and the top outer wall of base passes through the bolt fastening and has the detection case, and the both sides outer wall of detection case is provided with monitoring entry and monitoring export respectively, and the water conservancy diversion export is connected respectively through the pipeline with filtering the entry, filter export and air inlet, gas outlet and monitoring entry.

As a further aspect of the present invention: the filter mechanism is including filtering support and filter core, and the inner wall of filtering the box is opened there is the draw-in groove, and the inner wall joint of draw-in groove is on the outer wall of filtering the support, and the inner wall of filtering the support wraps up on the outer wall of filter core.

As a further aspect of the present invention: the outer wall of the top of the filtering box body is fixedly provided with a filtering cover through a bolt, and the outer wall of one side, opposite to the filtering box body, of the filtering cover is bonded with the same sealing gasket.

As a further aspect of the present invention: the electric control mechanism comprises a power supply and a main board, the power supply is fixed to the outer wall of one side, opposite to the base, of the base through bolts, and the main board is fixed to the outer wall of one side, opposite to the base, of the base through bolts.

As a further aspect of the present invention: the wireless module, the central processing module and the signal receiving module are welded to the outer wall of the top of the mainboard respectively.

As a further aspect of the present invention: the power supply is connected to the air pump and the main board through wires respectively, and the main board is connected to the detection box through an integrated wiring harness.

As a further aspect of the present invention: and an electric control cover is fixed on the outer wall of the top of the base through bolts.

As a further aspect of the present invention: and a monitoring outlet arranged on the detection box is connected with a check valve through threads.

The utility model has the advantages that:

1. the utility model discloses a be provided with filtering mechanism, filter the box inner wall and be provided with the filtration support, filter the inside filter core that is provided with of support, when the gas flow was through filtering the box, the filter core can be with the impurity filtration in the gas and after the dehumidification, the rethread filters the export discharge and gets into the detection case, can be so that do not have impurity such as dust and suspended particles in the gas that gets into the filter case, has guaranteed detection case monitoring data's accuracy nature and life.

2. The utility model discloses a be provided with electrical control mechanism, the detection case can be with SF gas concentration signal transmission to signal reception module after monitoring gas, signal reception module is with signal transmission to central processing module, central processing module transmits to wireless module behind with signal processing, wireless module can connect external equipment to with SF6 gas concentration signal transmission to external equipment on, make the monitoring to SF gas concentration in the gas convenient and fast more, improved monitoring efficiency.

3. The utility model discloses a be provided with the exhaust hole, and the exhaust hole sets up to form by outer and interior tilt up for gas after the monitoring is discharged smoothly and when this device is when outdoor use, when meetting rainy weather, also can block outside rainwater and get into in the safety cover, increased this device outdoor use's security and reliability.

Drawings

Fig. 1 is a schematic structural diagram of an online SF6 gas concentration monitoring device according to the present invention;

fig. 2 is a schematic view of an internal structure of a protection cover of an online SF6 gas concentration monitoring device according to the present invention;

fig. 3 is a schematic view of a local structure of an online SF6 gas concentration monitoring device according to the present invention.

In the figure: 1-floating cushion, 2-first air vent, 3-base, 4-protective cover, 5-air vent, 6-second air vent, 7-electric control cover, 8-detection box, 9-air pump, 10-filtering outlet, 11-filtering cover, 12-guiding outlet, 13-guiding shell, 14-filtering inlet, 15-filtering box, 16-check valve, 17-wireless module, 18-central processing module, 19-signal receiving module, 20-main board, 21-power supply, 22-sealing pad, 23-filtering support and 24-filter element.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

An SF6 gas concentration online monitoring device is shown in figures 1 and 2 and comprises a floating pad 1, wherein a first air hole 2 is formed in the inner wall of one side of the floating pad 1, a base 3 is buckled on the outer wall of the top of the floating pad 1, a second air hole 6 is formed in the inner wall of one side of the base 3, a filtering mechanism and an electric control mechanism are respectively arranged on the outer wall of the top of the base 3, the outer wall of the top of the base 3 is connected with a protection cover 4 through bolts, and a plurality of exhaust holes 5 are formed in the inner wall of one side of the protection cover 4; base 3 sets up in the pad 1 top that floats, can make this device reliably place on the liquid level, and the inner wall of the pad 1 that floats and base 3 is provided with first bleeder vent 2 and second bleeder vent 6 respectively, can guarantee that gas can be through first bleeder vent 2 and the inside so that the monitoring of 6 access devices of second bleeder vent, the filtering mechanism who sets up on the outer wall of base 3 top can filter the dust floating or suspended particles in the gas, increase monitoring mechanism's monitoring accuracy nature and life.

In order to allow liquid level leakage gas to enter the detection box 8; as shown in fig. 2, a diversion shell 13 is fixed on the outer wall of the top of the base 3 close to the second air vent 6 through bolts, a diversion outlet 12 is welded on the outer wall of the top of the diversion shell 13, a filtering box body 15 is fixed on the outer wall of the top of the base 3 through bolts, a filtering inlet 14 and a filtering outlet 10 are respectively welded on the outer walls of two sides of the filtering box body 15, an air pump 9 is fixed on the outer wall of the top of the base 3 through bolts, an air inlet and an air outlet are respectively arranged on the outer wall of the top of the air pump 9, a detection box 8 is fixed on the outer wall of the top of the base 3 through bolts, a monitoring inlet and a monitoring outlet are respectively arranged on the outer walls of two sides of the detection box 8, and the diversion; the blower housing 13 passes through the tube coupling with filtering box 15, filter box 15 and air pump 9 and pass through the tube coupling, air pump 9 passes through the pipeline and is connected with detection box 8, when air pump 9 starts, can provide the gas flow power for the system, wait to detect that gas can get into blower housing 13 through first bleeder vent 2 and second bleeder vent 6, get into filtering box 15 afterwards, then get into detection box 8 through air pump 9, make and wait to detect that gas can get into detection box 8, thereby monitor gas.

In order to solve the problem that the gas contains impurities; as shown in fig. 2 and 3, the filtering mechanism includes a filtering bracket 23 and a filter element 24, a clamping groove is formed in the inner wall of the filtering box body 15, the inner wall of the clamping groove is clamped on the outer wall of the filtering bracket 23, the inner wall of the filtering bracket 23 is wrapped on the outer wall of the filter element 24, a filtering cover 11 is fixed on the outer wall of the top of the filtering box body 15 through a bolt, and the same sealing gasket 22 is bonded on the outer wall of one side of the filtering cover 11 opposite to the filtering box body 15; filter the box 15 inner wall and be provided with filter support 23, filter support 23 inside and be provided with filter core 24, when gaseous stream was through filtering box 15, filter core 24 can filter the impurity in the gas and after the dehumidification, the rethread filters export 10 and discharges and get into detection case 8.

The problem that the device cannot be connected with an external device is solved; as shown in fig. 2 and 3, the electric control mechanism includes a power supply 21 and a main board 20, the power supply 21 is fixed to the outer wall of the opposite side of the base 3 through bolts, the main board 20 is fixed to the outer wall of the opposite side of the base 3 through bolts, the wireless module 17, the central processing module 18 and the signal receiving module 19 are welded to the outer wall of the top of the main board 20 respectively, the power supply 21 is connected to the air pump 9 and the main board 20 respectively through wires, the main board 20 is connected to the detection box 8 through an integrated wire harness, and the electric control cover 7 is fixed to the outer wall of the; power 21 is connected with air pump 9 and mainboard 20 through the wire respectively, can provide electric power for air pump 9 and mainboard 20, detection case 8 passes through integrated pencil with mainboard 20 and is connected, detection case 8 is after the monitoring is gaseous, can be with SF6 gas concentration signal transmission to signal reception module 19, signal reception module 19 is with signal transmission to central processing module 18, central processing module 18 transmits to wireless module 17 after with signal processing, external equipment can be connected to wireless module 17, and with SF6 gas concentration signal transmission to external equipment on, reach wireless transmission on-line monitoring purpose.

In order to solve the problem of gas backflow; as shown in fig. 2, a check valve 16 is connected to the monitoring outlet of the detection box 8 through a screw; the check valve 16 has a one-way permeation function, and can prevent air from flowing back after the air pump 9 is closed.

The working principle is as follows: the base 3 is arranged on the top of the floating cushion 1, so that the device can be reliably placed on a liquid level, the inner walls of the floating cushion 1 and the base 3 are respectively provided with a first air hole 2 and a second air hole 6, the diversion shell 13 is connected with the filtering box body 15 through a pipeline, the filtering box body 15 is connected with the air pump 9 through a pipeline, the air pump 9 is connected with the detection box body 8 through a pipeline, when monitoring is needed, the air pump 9 is started, when the air pump 9 is started, air flow power is provided for the system, gas to be detected can enter the diversion shell 13 through the first air hole 2 and the second air hole 6, then the gas enters the filtering box body 15, and then enters the detection box body 8 through the air pump 9, so that the gas to be detected can enter the detection box body 8, thereby monitoring the gas, the inner wall of the filtering box body 15 is provided with a filtering support 23, filter core 24 can filter the impurity in the gas and dehumidify the back, the rethread filters export 10 discharge and gets into detection case 8, power 21 is connected with air pump 9 and mainboard 20 through the wire respectively, can be for air pump 9 and mainboard 20 provide electric power, detection case 8 passes through integrated pencil with mainboard 20 and is connected, detection case 8 is after monitoring gas, can transmit SF6 gas concentration signal to signal reception module 19, signal reception module 19 transmits signal to central processing module 18, central processing module 18 transmits to wireless module 17 after with signal processing, wireless module 17 can connect external equipment, and with SF6 gas concentration signal transmission to external equipment on.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a SF6 gas concentration on-line monitoring device, is including floating pad (1), its characterized in that, one side inner wall of floating pad (1) is opened there are first bleeder vent (2), the top outer wall lock joint of floating pad (1) has base (3), one side inner wall of base (3) is opened there are second bleeder vent (6), the top outer wall of base (3) is provided with filtering mechanism and electrical control mechanism respectively, the top outer wall of base (3) has safety cover (4) through bolted connection, one side inner wall of safety cover (4) is opened there are a plurality of exhaust holes (5).

2. The SF6 gas concentration online monitoring device of claim 1, wherein a diversion shell (13) is fixed to the top outer wall of the base (3) near the second vent (6) through bolts, a diversion outlet (12) is welded to the top outer wall of the diversion shell (13), a filtering box (15) is fixed to the top outer wall of the base (3) through bolts, a filtering inlet (14) and a filtering outlet (10) are respectively welded to the outer walls of two sides of the filtering box (15), and an air pump (9) is fixed to the top outer wall of the base (3) through bolts.

3. The SF6 gas concentration online monitoring device of claim 2, wherein the outer wall of the air pump (9) is provided with an air inlet and an air outlet respectively, the outer wall of the top of the base (3) is fixed with a detection box (8) through bolts, the outer walls of two sides of the detection box (8) are provided with a monitoring inlet and a monitoring outlet respectively, and the diversion outlet (12) and the filtering inlet (14), the filtering outlet (10) and the air inlet, and the air outlet and the monitoring inlet are connected through pipelines respectively.

4. The online SF6 gas concentration monitoring device as claimed in claim 1, wherein the filtering mechanism includes a filtering bracket (23) and a filter element (24), a slot is formed in an inner wall of the filtering box (15), the inner wall of the slot is clamped to an outer wall of the filtering bracket (23), and the inner wall of the filtering bracket (23) is wrapped on the outer wall of the filter element (24).

5. The online SF6 gas concentration monitoring device as claimed in claim 4, wherein a filter cover (11) is fixed on the top outer wall of the filter box (15) by bolts, and the same gasket (22) is adhered to the outer wall of the filter cover (11) opposite to the filter box (15).

6. An SF6 gas concentration on-line monitoring device as claimed in claim 5, wherein said electric control mechanism includes a power source (21) and a main board (20), the power source (21) is fixed on the outer wall of the opposite side of the base (3) by bolts, the main board (20) is fixed on the outer wall of the opposite side of the base (3) by bolts.

7. An SF6 gas concentration on-line monitoring device as claimed in claim 6, wherein the top external wall of said main board (20) is welded with wireless module (17), central processing module (18) and signal receiving module (19) respectively.

8. The online SF6 gas concentration monitoring device of claim 7, wherein the power source (21) is connected to the air pump (9) and the main board (20) through wires, and the main board (20) is connected to the detection box (8) through an integrated wire harness.

9. An SF6 gas concentration on-line monitoring device as in claim 8, wherein the electric control cover (7) is fixed on the top outer wall of said base (3) by bolts.

10. An on-line SF6 gas concentration monitoring device as in claim 3, wherein a check valve (16) is screw connected to the monitoring outlet of said detection box (8).