CN212585918U

CN212585918U - Automatic leak detection device for air supply outlet of clean room filter

Info

Publication number: CN212585918U
Application number: CN202021304301.0U
Authority: CN
Inventors: 严小清; 何文旭
Original assignee: Suzhou Xinyi Detection Technology Research Co ltd
Current assignee: Suzhou Xinyi Detection Technology Research Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-23
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses an automatic leak hunting device of toilet's filter supply-air outlet has solved the problem that the angle of sampling head can not be adjusted, and its technical scheme main points are: including sampling head and counting assembly, the bottom of sampling head connects pole and counting assembly's sampling mouth fixed connection through the sampling, the sampling connects the pole to include connecting rod and lower connecting rod, the lower connecting rod is the lifter, the top of lower connecting rod is equipped with the spheroid, the bottom fixedly connected with joining in marriage the piece of upper connecting rod, the bottom of joining in marriage the piece be equipped with spheroid complex opening, the sampling connects the pole and goes up still to be equipped with the fixed knot who is used for fixed joining in marriage the piece and construct, utilize fixed knot to construct and spheroidal cooperation, make the angle of adjusting the sampling head, make the sampling head be in the horizontality directly, thereby make the measurement more accurate.

Description

Automatic leak detection device for air supply outlet of clean room filter

Technical Field

The utility model relates to a leak hunting car, more specifically say that it relates to an automatic leak hunting device of toilet's filter supply-air outlet.

Background

The progress and development of electronic technology puts higher and higher requirements on the cleanliness grade of a factory building. The performance of the air filter directly affects the cleanliness of indoor air and if the filter contains a leak, the filtering effect is affected. Therefore, the filter needs to be scanned for leak detection to find the position of the leak point. With the development of science and technology, many product standards of our country begin to be in track with international advanced standards, and new national standards for clean room detection have decided to equally adopt ISO14644-3 clean room and controlled environment, part 3 detection method, and ISO14644-3 detection method of clean room has special chapter specification clean room detection items, wherein the leakage detection method and specific requirements for the high-efficiency air supply outlet are also clear. In the prior art, generally, a curtain is manually arranged around the air port in the leak detection operation, and then a sampling probe is manually held to scan and manually detect the air port. On one hand, the leakage detection operation wastes manpower, needs to lift the curtain isolating device and ascend to the position near the ceiling, is troublesome to operate and has certain danger; on the other hand, the human operation will interfere with the detection, and the reliability, repeatability and contrast of the manual detection of the human are low, and even the local omission is caused.

Chinese patent that the publication number is CN201421410 at present discloses an automatic leak hunting car of toilet's high efficiency filter supply-air outlet, which comprises a carriage body, and probe sampling scanning device on the automobile body, counting assembly and output device, still be equipped with the lifter on the automobile body, the lifter upper end is fixed with corresponds the sealed isolating device of complex curtain with being surveyed the supply-air outlet, probe sampling scanning device includes scanning platform and probe, the probe is including the sampling head that has the sampling mouth, communicate in the export of sampling head and the sampling mouth of counting assembly prevent the static hose, and upper end and sampling head are fixed, the sampling lifter on scanning platform is installed to the lower extreme, this utility model makes the sampling head still carry out raising and lowering functions through the lifter, make the sampling head can height-adjusting, adapt to the measuring environment of co-altitude not.

The utility model discloses a although can adapt to the measuring environment of co-altitude not, when the leak hunting car removes, if unevenness in the clean room, can make the leak hunting car wholly cause the slope to make the sampling head cause the slope, when detecting, because the supply-air outlet is in the horizontality, the sampling head can make measurement value cause the error at the tilt state measurement.

The utility model provides a technical scheme has solved the problem that the angle of sampling head can not be adjusted.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an automatic leak hunting device of toilet's filter supply-air outlet has solved the problem that the angle of sampling head can not be adjusted.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an automatic leak hunting device of toilet's filter supply-air outlet, includes sampling head and counting assembly, the bottom of sampling head connects pole and counting assembly's sampling mouth fixed connection through the sampling, the sampling connects the pole to include connecting rod and lower connecting rod, the lower connecting rod is the lifter, the top of lower connecting rod is equipped with the spheroid, the bottom fixedly connected with coupling piece of going up the connecting rod, the bottom of coupling piece be equipped with spheroid complex opening, the sampling connects and still is equipped with the fixed knot who is used for fixed coupling piece on the pole and constructs.

Adopt above-mentioned technical scheme, through setting up the spheroid for the sampling head can carry out the regulation of level and vertical angle degree, when the leak hunting car moves the slope, causes the slope of sampling head, connects through adopting the bulb, adjusts the angle of coupling piece, thereby adjusts the angle of connecting rod, makes the sampling head be in the horizontality, utilizes fixed knot to construct fixedly, makes overall structure stable, makes when measuring, is in the horizontality always, thereby makes to measure more accurately.

The utility model discloses further set up to: the fixed knot constructs including mount and screw rod, mount fixed connection connecting rod is close to spheroidal one end under, be equipped with a plurality of screw holes that supply the screw rod to alternate on the mount, the top of screw rod is rotated and is connected with the first supporting part that is used for supporting the coupling piece.

By adopting the technical scheme, the screw rod is in threaded connection with the fixing frame through the screw rod, the screw rod is rotated, so that the screw rod is lifted, the matching piece is connected with the lower connecting rod ball head, the angle of the matching piece is adjusted by adjusting the height of the screw rod, and when the sampling head is in an inclined state, the screw rod is adjusted, so that the sampling head is adjusted to be in a horizontal state.

The utility model discloses further set up to: the bottom of the screw rod is fixedly connected with a knob.

By adopting the technical scheme, the screw rod can be rotated more conveniently by arranging the knob.

The utility model discloses further set up to: more than three screws are described.

Adopt above-mentioned technical scheme, set up to more than three through with the screw rod for the screw rod is more stable to the support of joining in marriage the union piece.

The utility model discloses further set up to: and the matching piece is fixedly connected with a bubble level meter.

By adopting the technical scheme, the bubble level meter is arranged, so that when the angle of the connecting piece is adjusted, the horizontal state of the connecting piece can be observed more visually by observing the bubble level meter, the sampling head is adjusted to be in the horizontal state more stably, and the measurement is more accurate.

The utility model discloses further set up to: the fixing frame is fixedly connected with a plurality of extension springs, and the extension springs are used for further supporting the connecting pieces.

By adopting the technical scheme, the elastic spring is arranged, and the connecting piece is further supported by the elasticity of the elastic spring, so that the fixing of the connecting piece is more stable.

The utility model discloses further set up to: the telescopic rod comprises an inner rod and an outer tube which are mutually sleeved and form a sliding connection structure, one end of the outer tube is fixedly connected to the fixing frame, and one end of the inner rod is fixedly connected with a second supporting portion used for supporting the connecting piece.

By adopting the technical scheme, the telescopic rod is arranged, the telescopic spring sleeve is arranged on the outer surface of the telescopic rod, the telescopic rod plays a supporting role for the telescopic spring, and the elasticity of the telescopic spring is ensured.

The utility model discloses further set up to: the inner wall of the outer pipe is provided with a sliding groove, two ends of the sliding groove are sealed, and the inner rod is inserted into one end of the outer pipe and fixedly connected with a sliding block matched with the sliding groove in a sliding mode.

By adopting the technical scheme, the sliding groove and the sliding block are arranged, so that the moving track of the inner rod is limited, and the inner rod is prevented from being separated from the outer tube when moving.

To sum up, the utility model discloses following beneficial effect has:

through setting up the spheroid for the sampling head can carry out the regulation of level and vertical angle, when the leak hunting car moves the slope, causes the slope of sampling head, connects through adopting the bulb, adjusts the angle of coupling piece, thereby adjusts the angle of connecting rod, makes the sampling head be in the horizontality, utilizes fixed knot to construct fixedly, makes overall structure stable, makes when measuring, is in the horizontality always, thereby makes to measure more accurately.

Drawings

Fig. 1 is a schematic structural view of an automatic leak detection device for an air supply outlet of a clean room filter, which is mainly used for showing the external structure of the invention;

FIG. 2 is an enlarged view of portion A of FIG. 1, which is mainly used to show the external structure of the fixing frame of the present invention;

FIG. 3 is a cross-sectional view of the automatic leak detection device for the clean room filter air supply outlet of the present invention, which is mainly used for showing the internal structure of the present invention;

fig. 4 is an enlarged view of a portion B in fig. 3, which is mainly used for showing the internal structure of the adapter of the present invention.

In the figure: 1. a sampling head; 2. a counting device; 3. sampling connecting rods; 4. an upper connecting rod; 5. a lower connecting rod; 6. a sphere; 7. a coupling member; 8. an opening; 9. a fixed mount; 10. a screw; 11. a threaded hole; 12. a first support section; 13. a knob; 14. a bubble level; 15. a tension spring; 16. a telescopic rod; 17. an inner rod; 18. an outer tube; 19. a second support portion; 20. a chute; 21. a slide block.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The utility model provides an automatic leak hunting device of toilet's filter supply-air outlet, as shown in fig. 1-4, an automatic leak hunting device of toilet's filter supply-air outlet, including sampling head 1 and counting assembly 2, the bottom of sampling head 1 connects pole 3 and counting assembly 2's sampling mouth to pass through screw thread fixed connection through the sampling, the sampling connects pole 3 to include connecting rod 4 and lower connecting rod 5, lower connecting rod 5 is the lifter, make sampling head 1 height-adjusting, adapt to the measuring environment of co-altitude, the top welding of lower connecting rod 5 has spheroid 6, the bottom fixedly connected with connecting piece 7 of upper connecting rod 4, the bottom of connecting piece 7 be equipped with 6 complex openings 8 with spheroid.

As shown in fig. 1-4, in order to make the angle adjustment of the connecting piece 7 more stable, a fixing structure for fixing the connecting piece 7 is installed on the sampling connecting rod 3, the fixing structure includes a fixing frame 9 and a screw rod 10, the fixing frame 9 is welded at one end of the lower connecting rod 5 close to the sphere 6, the fixing frame 9 is provided with a plurality of threaded holes 11 for the screw rod 10 to penetrate through, the top of the screw rod 10 is rotatably connected with a first supporting portion 12 for supporting the connecting piece 7 through a bearing, the cross section of the first supporting portion 12 is matched with the bottom of the connecting piece 7, so that the fitting is more complete, the bottom of the screw rod 10 extends out of the fixing frame 9 and is fixedly connected with a knob 13, the screw rod 10 is more than one set, the connecting piece 7 is also embedded with a bubble level gauge 14, so that the.

As shown in fig. 1-4, for further supporting the connecting piece 7, a plurality of extension springs 15 are further welded on the fixing frame 9, in order to ensure the stability of the extension springs 15, an extension rod 16 is fixedly connected on the fixing frame 9, and the extension springs 15 are sleeved on the outer surface of the extension rod 16, the extension rod 16 comprises an inner rod 17 and an outer tube 18 which are mutually sleeved and form a sliding connection structure, one end of the outer tube 18 is welded on the fixing frame 9, one end of the inner rod 17 is integrally connected with a second supporting portion 19 for supporting the connecting piece 7, one end of the extension spring 15 far away from the fixing frame 9 is attached to the bottom of the supporting portion, and the connecting piece 7 is further supported by the elasticity of the extension springs 15. The inner wall of the outer pipe 18 is provided with a sliding groove 20, two ends of the sliding groove 20 are sealed, one end of the inner rod 17 inserted into the outer pipe 18 is welded with a sliding block 21 matched with the sliding groove 20 in a sliding mode, the moving track of the inner rod 17 is limited, and the inner rod 17 is prevented from being separated from the outer pipe 18 when moving.

The working principle is as follows: through setting up spheroid 6, make sampling head 1 can carry out the regulation of level and vertical angle, when the leak hunting car moves the slope, cause the slope of sampling head 1, connect through adopting the bulb, rotate screw rod 10, adjust the height of every screw rod 10, thereby adjust the horizontal direction of coupling piece 7 and the angle of vertical direction, through observing bubble spirit level 14, make sampling head 1 reach the horizontality, further utilize the elasticity of expanding spring 15 to support, make overall structure more stable, make when measuring, sampling head 1 is in the horizontality always, thereby make to measure more accurately.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an automatic leak hunting device of toilet's filter supply-air outlet, includes sampling head (1) and counting assembly (2), the bottom of sampling head (1) connects the sampling mouth fixed connection of pole (3) and counting assembly (2) through the sampling, the sampling connects pole (3) to include connecting rod (4) and lower connecting rod (5), connecting rod (5) are the lifter down, its characterized in that: the top of lower connecting rod (5) is equipped with spheroid (6), the bottom fixedly connected with coupling piece (7) of going up connecting rod (4), the bottom of coupling piece (7) is equipped with opening (8) with spheroid (6) complex, still be equipped with the fixed knot who is used for fixed coupling piece (7) on sampling connects pole (3) and construct.

2. The automatic leak detection device for the air supply outlet of the clean room filter of claim 1, wherein: the fixed knot constructs including mount (9) and screw rod (10), mount (9) fixed connection is in the one end that connecting rod (5) are close to spheroid (6) down, be equipped with a plurality of screw holes (11) that supply screw rod (10) to alternate on mount (9), the top of screw rod (10) is rotated and is connected with first supporting part (12) that are used for supporting coupling member (7).

3. The automatic leak detection device for the air supply outlet of the clean room filter of claim 2, wherein: the bottom of the screw rod (10) is fixedly connected with a knob (13).

4. The automatic leak detection device for the air supply outlet of the clean room filter of claim 3, wherein: the number of the screws (10) is more than three.

5. The automatic leak detection device for the air supply outlet of the clean room filter of claim 4, wherein: and the matching piece (7) is fixedly connected with a bubble level meter (14).

6. The automatic leak detection device for the air supply outlet of the clean room filter of claim 2, wherein: the fixing frame (9) is fixedly connected with a plurality of extension springs (15), and the extension springs (15) are used for further supporting the connecting piece (7).

7. The automatic leak detection device for the air supply outlet of the clean room filter of claim 6, wherein: still a plurality of telescopic links (16) of fixedly connected with on mount (9), expanding spring (15) cover is established on the surface of telescopic link (16), telescopic link (16) are established and are formed interior pole (17) and outer tube (18) of sliding connection structure including overlapping each other, the one end fixed connection of outer tube (18) is on mount (9), the one end fixedly connected with of interior pole (17) is used for supporting second supporting part (19) of joining in marriage piece (7).

8. The automatic leak detection device for the air supply outlet of the clean room filter of claim 7, wherein: be equipped with spout (20) on the inner wall of outer tube (18), the both ends of spout (20) are all sealed, the one end fixedly connected with that interior pole (17) inserted outer tube (18) and slide block (21) with spout (20) slip adaptation.