CN208921352U - A kind of gas switch detector - Google Patents

Abstract

The utility model discloses a kind of gas switch detectors, are related to detector field, including detector shell, and detection probe is fixedly connected on detector shell, is removably connected with closed component on detector shell；Closed component includes isolation cover, and the one end for completely cutting off cover offers closed chamber, and the opening of closed chamber is fixedly connected with sealing ring；Sealing ring is elastic material, and middle part offers the opening passed through for detection probe, and when detection probe passes through sealing ring, the opening of sealing ring fits closely detection probe periphery, and blocks the opening of closed chamber.After detection probe use finishes cleaning, the closed component that can be will test on device shell is removed and is socketed in detection probe, detection probe in closed chamber is isolated from the outside world by sealing ring, air and dust are completely cut off, detection probe may remain in a relatively stable space, it avoids grease mixing dust and agglomerates, so that probe keeps sensitivity, prolong the service life.

Description

A kind of gas switch detector

Technical field

The utility model relates to detector fields, more specifically, it relates to a kind of gas switch detector.

Background technique

In recent years, with new equipment, new diseases, gas-insulated combined electric equipment is safe and reliable with it, insulate The advantages such as performance height, the small, long service life of maintenance workload and widely applied in the power system.But with gas edge rolling Combined electric appliance equipment it is increasing it is corresponding be, since in-site installation program is lack of standardization, sealing element aging, production technology are checked on Gas leakage events occur in operation and are also being increasing for the reasons such as not tight, equipment.Excessively cause to lead to prevent gas from leaking Insulation reduces, and causes electrical equipment accident, in the daily work, as long as there are gases to leak sign (gas for a discovery electrical equipment Body pressure anomaly reduces), it just must comprehensively be hunted leak to electrical equipment immediately, find out air leakage point as early as possible, so as to leakage Gas failure is handled in time.

A kind of SF6 detection device as disclosed in the Chinese patent that patent announcement number is CN207379671U, including SF6 leak detection Instrument, the upper end of SF6 leak detector are equipped with detection probe, and the surface of detection probe is socketed with cover, the upper end two sides installation of cover There is clamping block, clamping block is fitted on the surface of detection probe, and the both side surface of clamping block is equipped with inlay card column, the inside of cover It is fixedly connected with fixing sleeve by support rod, detection probe is directly placed in external environment after detection.

Sulfur hexafluoride leak detector in above-mentioned patent has a problem that, when detection probe is placed in external environment, Extraneous grease can be adsorbed on probe, and residual using grease is also had after gasoline, turpentine oil, mineral oil equal solvent cleaning probe It stays, the grease in detection probe adsorbs dust, is easy agglomeration for a long time, is not easy to clear up, lowering apparatus after long time integration Sensitivity.

Utility model content

It is exposed in air for a long time when idle for probe, inconvenient problem is cleared up after grease mixing dust, this is practical It is novel that a kind of gas switch detector is provided, have the advantages that probe can be placed in relatively closed environment and store, subtracts The rate that slow instrumental sensitivity reduces, extends the service life of probe,.

To achieve the above object, the utility model provides following technical solution:

A kind of gas switch detector, including detector shell are fixedly connected with detection probe on the detector shell, Closed component is removably connected on the detector shell；

The closed component includes isolation cover, and one end of the isolation cover offers closed chamber, the opening of the closed chamber Place is fixedly connected with sealing ring；

The sealing ring is elastic material, and middle part offers the opening passed through for the detection probe, when the detection When probe is across the sealing ring, the opening of the sealing ring fits closely the detection probe periphery, and blocks described close The opening of closed chamber.

Through the above technical solutions, device can be will test after the detection probe use of gas switch detector finishes cleaning Closed component on shell is removed and is socketed in detection probe, and the detection probe in closed chamber is isolated from the outside world by sealing ring, Air and dust are completely cut off, detection probe may remain in a relatively stable space, avoids grease mixing dust and ties Block prolongs the service life so that probe keeps sensitivity.

Further, the calibration tube of flexible material is fixedly connected on the detector shell, the detection probe is fixed It is connected on the calibration tube.

Through the above technical solutions, calibration tube flexible can support detection probe to detect inaccessible region, and fixed Type pipe can be bent, and probe can be will test and protrude into closed chamber by not needing to remove closed component, convenient for storage.

Further, holding frame is fixedly connected on the detector shell, the isolation cover is connected to the holding frame On.

Through the above technical solutions, isolation cover can continue to be connected to detector shell after probe is separated with isolation cover On, isolation cover is whole smaller, arbitrarily places and is easy to lose.

Further, the maximum inner diameter of the holding frame is less than the minimum outer diameter of the closed chamber, and the holding frame is bullet Property material is made.

Through the above technical solutions, closed chamber is caught in holding frame, holding frame natural shrinking, closed chamber is clamped, and just In closed chamber is removed cleaning.

Further, the closed component further includes the protective layer that soft material is made into, and the protective layer is fixedly connected on On the closed cavity wall.

Through the above technical solutions, avoiding detection probe from colliding or compress with closed cavity wall, to avoid detection probe Therefore it damages.

Further, the detector shell is set as flat.

Through the above technical solutions, gas switch detector can be as close as possible close needs detection region.

Further, the detector shell is fixedly connected with handle.

Through the above technical solutions, staff is facilitated to grab gas switch detector after being equipped with handle.

Further, it is socketed with Anti-slip cover on the handle, has been wholely set skid resistance strip on the Anti-slip cover.

Through the above technical solutions, the frictional force of handle can be increased, hexafluoro when reducing the detection of staff's handheld device Change the probability that sulphur detector slides.

Further, heat dissipation grid is offered on the detector shell.

Through the above technical solutions, internal circuit etc. can distribute heat when gas switch sensors work, heat dissipation is offered After grid, it is convenient for internal heat dissipating, avoids confined space temperature excessively high.

Further, display screen is provided on the detector shell.

Through the above technical solutions, what be can be convenient is monitored the concentration of detected gas.

Compared with prior art, the utility model has the beneficial effects that

(1) by the way that closed component is arranged, the detection probe use of gas switch detector can be taken in after finishing cleaning In closed chamber, the detection probe in closed chamber is isolated from the outside world by sealing ring, has completely cut off air and dust, and detection probe can protect It holds in a relatively stable space, avoid grease mixing dust and agglomerates, slow down the rate of instrumental sensitivity reduction, extend Service life；

(2) after calibration tube and holding frame being arranged, calibration tube flexible can support the inaccessible region of detection probe, and Calibration tube can be bent, and detection probe can be taken in the isolation cover being clamped on holding frame after bending, and isolation cover is clamped in clamping Cleaning can be not only removed on frame, but also reduces the probability lost because arbitrarily placing.

Detailed description of the invention

Fig. 1 is the overall schematic of the utility model embodiment,

Fig. 2 is the section display diagram of the closed component of the utility model embodiment；

Fig. 3 is the enlarged diagram of part A in Fig. 2.

Appended drawing reference: 1, detector shell；2, handle；3, Anti-slip cover；4, skid resistance strip；5, calibration tube；6, detection probe； 7, holding frame；8, closed component；9, closed chamber；10, protective layer；11, sealing ring；12, heat dissipation grid；13, display screen；14, every Cover absolutely.

Specific embodiment

With reference to the accompanying drawings and examples, the utility model is described in detail.

Embodiment

A kind of gas switch detector will test device shell 1 and set as shown in Figure 1, including flat detector shell 1 It is set to the flat region be sent into each gap convenient for will test device, detector needs close as far as possible being enabled to detect.The inspection The one end for surveying device shell 1 is fixedly connected with handle 2, and Anti-slip cover 3 is socketed with outside handle 2, and Anti-slip cover 3 can be rubber sleeve, and anti- Array is provided with skid resistance strip 4 on sliding sleeve 3, setting increasing friction force in this way, facilitates staff and holds with a firm grip detector, Reduce the probability that detector slides in the detection process.

Detector shell 1 is fixedly connected with calibration tube 5 made of flexible material far from one end of handle 2, fixed such as corrugated tube Type pipe 5 can arbitrarily bend to certain shapes in solid space and be able to maintain its shape.Calibration tube 5 not with detector shell 1 One end of connection is fixedly connected with detection probe 6, and detection probe 6 passes through the route and detector shell 1 that pass through from calibration tube 5 It is connected.Long and narrow calibration tube flexible 5 can support detection probe 6 to detect inaccessible region, so that detection is more accurate, together When detection probe 6 can be made with curved characteristic storage when occupied space it is smaller.

1 side of detector shell is wholely set the holding frame 7 of flexible material, and holding frame 7 is by two semicircular arc-shaped convex blocks It forms, is clamped with closed component 8 on holding frame 7,.

As shown in Figures 2 and 3, closed component 8 includes isolation cover 14, closed chamber 9, protective layer 10 and sealing ring 11, isolation Cover 14 is set as cylindrical shape, and one end offers closed chamber 9, and closed chamber 9 is cylindrical cavity.The minimum outer diameter of isolation cover 14 Greater than the maximum inner diameter of holding frame 7, therefore after isolation cover 14 is caught in holding frame 7,7 natural shrinking of holding frame, isolation cover 14 leads to Crossing such setting can still be connected on detector shell 1 after isolation cover 14 is detached from detection probe 6, avoid small volume Isolation cover 14 is lost because arbitrarily placing.

The inner wall of closed chamber 9 is fixedly connected with protective layer 10 made of one layer of soft material, such as rubber layer.Calibration tube 5 is curved Qu Hou, detection probe 6 can protrude into closed chamber 9, can be to avoid in detection probe 6 and closed chamber 9 after setting matcoveredn 10 Wall, which collides with, damages detection probe 6.The opening of closed chamber 9 is fixedly connected with sealing ring 11, and sealing ring 11 is made of elastic material, Such as rubber ring.The outer ring of sealing ring 11 is fixedly connected with closed chamber 9, and the inner ring opening diameter of sealing ring 11 is slightly smaller than calibration tube 5 With the diameter of detection probe 6, after detection probe 6 enters closed chamber 9 under pressed by external force, the inner ring of sealing ring 11 is close to calibration tube 5 outer wall forms the region of sealing.

Array offers heat dissipation grid 12 on 1 side of detector shell, when gas switch sensors work, internal electricity Road etc. can distribute heat, after offering heat dissipation grid 12, be convenient for internal heat dissipating, can be excessively high to avoid confined space temperature.Detection Device shell 1 offers and is additionally provided with display screen 13 on the side of heat dissipation grid 12, can be with by the content shown on display screen 13 The concentration of effective monitoring detected gas facilitates staff to make accurate judgement.

In conclusion after detecting work, staff's bend fixing pipe 5 presses the detection probe 6 cleaned Into in the closed chamber 9 being connected on detector shell 1,11 inner wall of sealing ring, which is close to 5 outer wall of calibration tube, enables closed chamber 9 become close Space is sealed, closed component 8 will test probe 6 and be isolated from the outside world, so that air and dust are all isolated, avoid grease combination ash It agglomerates after dirt, extraneous unstable factor isolation be can protect into detection probe 6, slow down the speed of 6 sensitivity decrease of detection probe Rate prolongs the service life.

The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.

Claims (10)

1. a kind of gas switch detector, including detector shell (1), detection is fixedly connected on the detector shell (1) It pops one's head in (6), which is characterized in that be removably connected with closed component (8) on the detector shell (1)；

The closed component (8) includes isolation cover (14), and one end of the isolation cover (14) offers closed chamber (9), described close The opening of closed chamber (9) is fixedly connected with sealing ring (11)；

The sealing ring (11) offers the opening passed through for the detection probe (6), and the sealing ring (11) is elastic material Matter, when the detection probe (6) pass through the sealing ring (11), the opening of the sealing ring (11) fits closely the inspection The periphery of probing head (6), and block the opening of the closed chamber (9).

2. gas switch detector according to claim 1, which is characterized in that fixed on the detector shell (1) to connect It is connected to the calibration tube (5) of flexible material, the detection probe (6) is fixedly connected on the calibration tube (5).

3. gas switch detector according to claim 1, which is characterized in that fixed on the detector shell (1) to connect It is connected to holding frame (7), the isolation cover (14) is connected on the holding frame (7).

4. gas switch detector according to claim 3, which is characterized in that the maximum inner diameter of the holding frame (7) is small Minimum outer diameter in the closed chamber (9), the holding frame (7) are made of elastic material.

5. gas switch detector according to claim 1, which is characterized in that the closed component (8) further includes soft The protective layer (10) that material is made into, the protective layer (10) are fixedly connected on the closed chamber (9) inner wall.

6. gas switch detector according to claim 1, which is characterized in that the detector shell (1) is set as flat It is flat-shaped.

7. gas switch detector according to claim 1, which is characterized in that the detector shell (1) is fixedly connected There are handle (2).

8. gas switch detector according to claim 7, which is characterized in that be socketed with Anti-slip cover on the handle (2) (3), skid resistance strip (4) are fixedly connected on the Anti-slip cover (3).

9. gas switch detector according to claim 1, which is characterized in that offered on the detector shell (1) Heat dissipation grid (12).

10. gas switch detector according to claim 1, which is characterized in that be provided on the detector shell (1) Display screen (13).