CN208847425U - Attachment device for nitrogen leak detector - Google Patents
Attachment device for nitrogen leak detector Download PDFInfo
- Publication number
- CN208847425U CN208847425U CN201821569354.8U CN201821569354U CN208847425U CN 208847425 U CN208847425 U CN 208847425U CN 201821569354 U CN201821569354 U CN 201821569354U CN 208847425 U CN208847425 U CN 208847425U
- Authority
- CN
- China
- Prior art keywords
- interconnecting piece
- support
- leak detector
- board
- attachment device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 39
- 239000011241 protective layer Substances 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010079 rubber tapping Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000013475 authorization Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a kind of attachment devices for nitrogen leak detector, are related to nitrogen leak detector technical field, its key points of the technical solution are that including the first support being arranged on board, the first support is equipped with shell, offers opening on the shell；The opening is connected to nitrogen tube, and hollow connecting tube is connected in the opening；The connecting tube includes upper interconnecting piece and lower interconnecting piece, and the junction of the upper interconnecting piece and lower interconnecting piece is equipped with ladder；The sleeve for connecting pressure gauge is threaded on the upper interconnecting piece；The first support, which is equipped with, compresses component for compress ladder.The utility model solves the problems, such as pressure gauge inconvenience installation, and having achieved the effect that can Fast Installation pressure gauge.
Description
Technical field
The utility model relates to nitrogen leak detector technical fields, more specifically, it is related to one kind for nitrogen leak detector
Attachment device.
Background technique
Nitrogen leak detector is also known as air-tightness leak detector, air-leakage detector and leak detector.It is to leak product
The electronics quasi-instrument of detection.Instrument is formed using high-precision sensing element, detected product may be implemented the detection of micro- leakage,
The leak rate detection of the achievable 1Pa/s of minimum.
The prior art can refer to the Chinese utility model patent that Authorization Notice No. is CN207248458U, and it discloses one kind
Nitrogen air leak tester, including air leak tester ontology, display screen, nitrogen gas tank, power switch, snap ring, inflating port, card slot, gas outlet, air guide
Pipe, handwheel, time timer, gearbox, alarm, pressure sensor, motor, damper, radiator fan, sealant, electromagnetism
The bottom interior wall of valve, sealing ring, oil sealing, PLC controller and nitrogen somascope, the air leak tester ontology is equipped with motor and damping
Device, the side of the air leak tester ontology are equipped with PLC controller, and nitrogen has been bolted in the side of the PLC controller
Somascope, the side of the air leak tester ontology are embedded with display screen, and having time meter is bolted in the side of the display screen
When device, the side of the time timer is equipped with pressure sensor, and the snap ring and card slot are used cooperatively, the nitrogen gas tank
Power switch has been bolted in side,
The oil pipe in the watch core to a kind of pressure gauge is now needed to carry out processing of leaking hunting；But existing nitrogen leak detector,
When testing the oil pipe in pressure watch core, the connector of pressure gauge is installed on leak detector by inconvenience, and installation is pressed every time in this way
Power table all can be relatively time-consuming.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of companies for nitrogen leak detector
Pressure gauge can be quickly installed on leak detector by setting quick coupling, working efficiency can be improved in this way by connection device.
To achieve the above object, the utility model provides following technical solution: a kind of connection for nitrogen leak detector
Device, including the first support being arranged on board, the first support is equipped with shell, offers opening on the shell；
The opening is connected to nitrogen tube, and hollow connecting tube is connected in the opening；The connecting tube include upper interconnecting piece and
The junction of lower interconnecting piece, the upper interconnecting piece and lower interconnecting piece is equipped with ladder；It is threaded with and is used on the upper interconnecting piece
Connect the sleeve of pressure gauge；The first support, which is equipped with, compresses component for compress ladder.
By using above-mentioned technical proposal, connecting tube is snapped fit onto opening, is fixed connecting tube by compressing component, it will
Sleeve is screwed on interconnecting piece, is then fixedly connected with pressure tapping with sleeve by screw thread, the both ends of nitrogen tube connect respectively
Opening and leak detector are connect, such pressure gauge just can be quickly connected on leak detector by attachment device, and work effect can be improved in this way
Rate.
The utility model is further arranged to: the component that compresses includes the second support being fixed on board, and described
The inside of two brackets is opened up there are two symmetrically arranged sliding slot；Bolt is provided in each sliding slot, the bolt is along board
Length direction sliding be connected to sliding slot；One end of each bolt is connected with handle, the handle protrusion second support
Outer wall setting；The bolt is removably connected with abutting block far from one end of handle, and the block that abuts is along the length direction of board
Sliding is connected to ladder；Be arranged with the first spring on the bolt, the both ends of first spring be respectively and fixedly connected in abut block and
Second support.
By using above-mentioned technical proposal, before connecting tube being snapped fit onto opening, by pulling handle to pull bolt,
Block is abutted at this time and compresses the first spring, and the first spring is in compressed state, connecting tube is snapped fit onto opening, unclamps hand
Handle, the first spring pushes abutting block to abut with the ladder of upper interconnecting piece at this time, can effectively prevent down to connect by compressing component
Socket part moves upwards, to can separate under the pressure effect of nitrogen with opening to avoid lower interconnecting piece in this way, thus in this way may be used
To reduce a possibility that nitrogen is leaked from opening.
The utility model is further arranged to: the component that compresses includes that can slide to be connected to along connecting tube short transverse
The actuator for abutting plate and driving abutting plate movement of interconnecting piece.
By using above-mentioned technical proposal, actuator driving abutting plate relative step is separate or close to movement, works as abutting
Plate is moved at ladder, and abutting plate can prevent lower interconnecting piece from moving upwards, and lower interconnecting piece can be prevented to separate with opening in this way,
A possibility that nitrogen is leaked from opening can be thus reduced in this way；When abutting plate far from ladder movement, in this way
Connecting tube is removed, thus is convenient for replacing the connecting tube damaged in time in this way.
The utility model is further arranged to: the abutting plate is equipped with gap, and the gap can be along the height of upper interconnecting piece
The sliding of degree direction is connected to interconnecting piece.
By using above-mentioned technical proposal, gap, which is arranged, can increase the contact area for abutting plate and ladder, in this way can be with
Effectively lower interconnecting piece is prevented to separate with opening, thus can further reduce that nitrogen leaks from opening in this way can
It can property.
The utility model is further arranged to: the actuator is set as two, and the actuator is cylinder；The cylinder
It is installed on the inside of board, the piston rod of two cylinders runs through board straight up respectively and extends straight up and support
The both ends of fishplate bar are fixedly connected.
By using above-mentioned technical proposal, two cylinder drivings abut plate movement, and abutting plate in this way is transportable more
Steadily, thus in this way abutting plate can be effectively avoided to shift in slipping.
The utility model is further arranged to: the first support is equipped with the buffering group for being buffered to abutting plate
Part.
By using above-mentioned technical proposal, Buffer Unit can reduce abut plate decline speed, can reduce in this way to
The rigid contact of fishplate bar and ladder, thus the service life of connecting tube can be extended in this way.
The utility model is further arranged to: the Buffer Unit include vertically be fixed in first support it is multiple not altogether
The guide post of line, buffer board is socketed on multiple guide posts, and the buffer board can slide be connected to and lead along the short transverse of guide post
Column；The buffer board is equipped with through-hole, and the through-hole corresponding housing setting, the through-hole can slide along the short transverse of guide post to be connected
It is connected to shell, the disembark height of platform of the home position of the buffer board is greater than ladder and disembarks the height of platform；On each guide post
It is socketed with second spring, the both ends of the second spring are respectively and fixedly connected in second support and buffer board.
By using above-mentioned technical proposal, when two cylinders drive abutting plate to move downward, because the height of buffer board is high
In the height of ladder, abutting plate in this way is contacted prior to buffer board, and buffer board compresses second spring at this time, and second spring can reduce
The speed for abutting plate decline can reduce the rigid contact for abutting plate and ladder in this way, thus can extend connecting tube in this way
Service life.
The utility model is further arranged to: the abutting block is connected with protective layer far from one end of bolt.
By using above-mentioned technical proposal, protective layer can play protective action to connecting tube, can extend connection in this way
The service life of pipe.
In conclusion the utility model has the advantages that compared with the prior art
1. connecting tube is snapped fit onto opening, connecting tube is fixed by compressing component, sleeve is screwed on upper interconnecting piece,
Then pressure tapping is fixedly connected by screw thread with sleeve, the both ends of nitrogen tube are separately connected opening and leak detector, in this way
Pressure gauge just can be quickly connected on leak detector by attachment device, and working efficiency can be improved in this way；
2. two cylinder drivings abut, plate is mobile, and abutting plate is transportable more steady in this way, thus can have in this way
Abutting plate is avoided to effect to shift in slipping；
3. Buffer Unit can reduce the speed for abutting plate decline, the rigidity that can reduce abutting plate and ladder in this way is connect
Touching, thus the service life of connecting tube can be extended in this way.
Detailed description of the invention
Fig. 1 is the overall structure diagram of embodiment one；
Fig. 2 is the explosive view that connecting tube is highlighted in embodiment one；
Fig. 3 is the partial enlarged view in Fig. 1 at A；
Fig. 4 is the partial sectional view that actuator is highlighted in embodiment two.
In figure: 1, nitrogen tube；2, board；3, first support；31, shell；311, it is open；4, connecting tube；41, upper connection
Portion；411, slide surface；42, lower interconnecting piece；421, clamping portion；43, ladder；5, sleeve；6, component is compressed；61, second support；
611, sliding slot；62, bolt；63, handle；64, block is abutted；641, protective layer；65, the first spring；66, plate is abutted；661, gap；
67, actuator；7, Buffer Unit；71, guide post；72, buffer board；721, through-hole；722, it perforates；73, second spring；8, pressure gauge
Connector.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing.The wherein identical attached drawing of identical components
Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to
It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry
The direction at center.
Embodiment one: a kind of attachment device for nitrogen leak detector as depicted in figs. 1 and 2, including is arranged in board 2
On first support 3, be connected with shell 31 in first support 3, cylindrical opening 311 offered on shell 31；Opening 311 with
Nitrogen tube 1 is connected to, and is connected with hollow connecting tube 4 in opening 311；Connecting tube 4 includes upper interconnecting piece 41 and lower interconnecting piece 42,
The junction of upper interconnecting piece 41 and lower interconnecting piece 42 is provided with ladder 43, and the bottom of lower interconnecting piece 42 is connected with clamping portion 421, card
311 clamping of socket part 421 and opening, after 311 clamping of clamping portion 421 and opening, the bottom of mouth 311 is left in the bottom of clamping portion 421
There are also a distances in portion；There are two the slide surface 411 being parallel to each other, lower interconnecting piece 42 is cylinder for the upper setting of upper interconnecting piece 41
Shape, the distance between two slide surfaces 411 are less than the basal diameter of lower interconnecting piece 42；It is threaded with and is used on upper interconnecting piece 41
Connect the sleeve 5 of pressure gauge；It is equipped in first support 3 and compresses component 6 for compress ladder 43.Connecting tube 4 is snapped fit onto
It is by compressing component 6 that connecting tube 4 is fixed in opening 311, sleeve 5 is screwed on upper interconnecting piece 41, then by pressure tapping
8 are fixedly connected by screw thread with sleeve 5, and the both ends of nitrogen tube 1 are separately connected opening 311 and leak detector, such pressure gauge just can
It is quickly connected on leak detector by attachment device, working efficiency can be improved in this way.
As shown in figures 1 and 3, compressing component 6 includes the second support 61 that is fixed on board 2, second support 61 it is interior
Portion is opened up there are two symmetrically arranged sliding slot 611；Bolt 62 is provided in each sliding slot 611, bolt 62 is along the length side of board 2
It is connected to sliding slot 611 to sliding, sliding slot 611 has guiding role to bolt 62, can reduce bolt 62 in this way in slipping
In a possibility that shifting；One end of each bolt 62 is connected with handle 63, and the outer wall that handle 63 protrudes second support 61 is set
It sets, setting handle 63 is for the ease of pulling bolt 62；Bolt 62 is removably connected with far from one end of handle 63 and abuts block 64,
It is convenient for for bolt 62 being installed in sliding slot 611 in this way.As shown in Fig. 2, the length direction sliding for abutting block 64 along board 2 is connected to
The bottom of ladder 43, in this way abutting block 64 can be abutted with ladder 43, and abutting block 64 can be with cunning close to the side of upper interconnecting piece 41
Shifting face 411 abuts, and lower interconnecting piece 42 can effectively be prevented 311 to separate with being open in this way, thus can reduce in this way nitrogen from
Be open leakage at 311 a possibility that.It abuts block 64 and is connected with protective layer 641 far from one end of bolt 62, protective layer 641 can be right
Connecting tube 4 plays protective action, can extend the service life of connecting tube 4 in this way.The first spring 65 is socketed on bolt 62, the
The both ends of one spring 65 are respectively and fixedly connected in abutting block 64 and second support 61.
Application method of this kind for the attachment device of nitrogen leak detector is as follows:
Before snapping fit onto connecting tube 4 in opening 311, by pulling handle 63 to pull bolt 62, block 64 is abutted at this time
The first spring 65 is compressed, the first spring 65 is in compressed state, connecting tube 4 is snapped fit onto opening 311, release handle
63, the first spring 65 pushes abutting block 64 to abut with the ladder 43 of upper interconnecting piece 41 at this time；After connecting tube 4 is fixed, it will cover
Cylinder 5 is screwed on interconnecting piece 41, is then fixedly connected with pressure tapping 8 with sleeve 5 by screw thread, the both ends point of nitrogen tube 1
Lian Jie not be open 311 and leak detector, and such pressure gauge just can be connected on leak detector by attachment device.
Embodiment two: a kind of attachment device for nitrogen leak detector, it is as shown in Figure 2 and Figure 4, main with embodiment one
Difference is: compressing component 6 includes the actuator 67 for abutting plate 66 and the driving abutting movement of plate 66；It abuts and is offered on plate 66
Two opposite insides of gap 661, gap 661 can be connected to two slidings along the short transverse sliding of upper interconnecting piece 41 respectively
Face 411, upper interconnecting piece 41 have guiding role to gap 661, can reduce abutting plate 66 and vertically send out in slipping in this way
A possibility that raw offset.Actuator 67 is arranged to two, and actuator 67 selects cylinder；Cylinder is installed on the inside of board 2, and two
The piston rod of a cylinder runs through board 2 straight up respectively and extends straight up to be fixedly connected with the both ends for abutting plate 66.
Two cylinder driving abutting 66 relative steps 43 of plate are separate or close to movement, are moved at ladder 43 when abutting plate 66, abutting
Plate 66 can prevent lower interconnecting piece 42 from moving upwards, and lower interconnecting piece 42 can be prevented to separate with opening 311 in this way, thus in this way may be used
To reduce a possibility that nitrogen leaks from opening 311；When abutting plate 66 far from the movement of ladder 43, can will connect in this way
Adapter tube 4 is removed, thus is convenient for replacing the connecting tube 4 damaged in time in this way.
As shown in Figure 2 and Figure 4, the Buffer Unit 7 for being buffered to abutting plate 66 is installed in first support 3, is delayed
Rushing component 7 includes the multiple not conllinear guide posts 71 being vertically fixed in first support 3, is socketed with buffer board on multiple guide posts 71
72, buffer board 72 can slide along the short transverse of guide post 71 and be connected to guide post 71；Through-hole 721, through-hole are offered on buffer board 72
The setting of 721 corresponding housings 31, through-hole 721 can slide along the short transverse of guide post 71 and be connected to shell 31, and buffer board 72 is disembarked platform 2
Height be greater than ladder 43 and disembark the height of platform 2；The perforation for allowing the piston rod of cylinder to pass through is offered on buffer board 72
722；Second spring 73 is socketed on each guide post 71, the both ends of second spring 73 are respectively and fixedly connected in second support 61 and buffer board
72.When two cylinders drive abutting plate 66 to move downward, because the height of buffer board 72 is higher than the height of ladder 43, abut in this way
Plate 66 is contacted prior to buffer board 72, and buffer board 72 compresses second spring 73 at this time, and second spring 73, which can reduce, to abut under plate 66
The speed of drop can reduce the rigid contact for abutting plate 66 and ladder 43 in this way, thus can extend the use of connecting tube 4 in this way
Service life.
Advantage is compared with embodiment one: two cylinders drive abutting plate 66 to push down ladder 43, in this way can be effective
Ground prevents lower interconnecting piece 42 from separating with opening 311；The rigidity of abutting plate 66 and ladder 43 can be reduced by the way that Buffer Unit 7 is arranged
Contact, thus the service life of connecting tube 4 can be extended in this way.
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 (8)
1. a kind of attachment device for nitrogen leak detector, including the first support (3) being arranged on board (2), feature exists
In: the first support (3) is equipped with shell (31), offers opening (311) on the shell (31)；The opening (311)
It is connected to nitrogen tube (1), is connected with hollow connecting tube (4) on the opening (311)；The connecting tube (4) includes upper connection
The junction of portion (41) and lower interconnecting piece (42), the upper interconnecting piece (41) and lower interconnecting piece (42) is equipped with ladder (43)；Institute
State the sleeve (5) being threaded on interconnecting piece (41) for connecting pressure gauge；The first support (3) is equipped with for supporting
Pressure ladder (43) compresses component (6).
2. the attachment device according to claim 1 for nitrogen leak detector, it is characterised in that: described to compress component (6)
Including the second support (61) being fixed on board (2), the inside of the second support (61) is opened up there are two symmetrically arranged
Sliding slot (611)；It is provided with bolt (62) in each sliding slot (611), the bolt (62) is sliding along the length direction of board (2)
Shifting is connected to sliding slot (611)；One end of each bolt (62) is connected with handle (63), and the handle (63) protrudes second
The outer wall of frame (61) is arranged；The bolt (62) is removably connected with far from the one end of handle (63) and abuts block (64), described to support
The length direction sliding that block (64) is connect along board (2) is connected to ladder (43)；The first spring is arranged on the bolt (62)
(65), the both ends of first spring (65) are respectively and fixedly connected in abutting block (64) and second support (61).
3. the attachment device according to claim 1 for nitrogen leak detector, it is characterised in that: described to compress component (6)
The abutting plate (66) and driving abutting plate (66) of upper interconnecting piece (41) are connected to including that can slide along connecting tube (4) short transverse
Mobile actuator (67).
4. the attachment device according to claim 3 for nitrogen leak detector, it is characterised in that: on the abutting plate (66)
Equipped with gap (661), the gap (661) can slide along the short transverse of upper interconnecting piece (41) and be connected to upper interconnecting piece (41).
5. the attachment device according to claim 4 for nitrogen leak detector, it is characterised in that: the actuator (67) sets
It is two, and the actuator (67) is cylinder；The cylinder is installed on the inside of board (2), the piston of two cylinders
Bar runs through board (2) straight up respectively and extends straight up to be fixedly connected with the both ends for abutting plate (66).
6. the attachment device according to claim 5 for nitrogen leak detector, it is characterised in that: the first support (3)
It is equipped with the Buffer Unit (7) for being buffered to abutting plate (66).
7. the attachment device according to claim 6 for nitrogen leak detector, it is characterised in that: the Buffer Unit (7)
Including the multiple not conllinear guide posts (71) being vertically fixed on first support (3), it is socketed on multiple guide posts (71) slow
Punching (72), the buffer board (72) can slide along the short transverse of guide post (71) and be connected to guide post (71)；The buffer board
(72) through-hole (721) are equipped with, through-hole (721) corresponding housing (31) setting, the through-hole (721) can be along guide post (71)
Short transverse sliding be connected to shell (31), the home position of the buffer board (72) disembark platform (2) height be greater than ladder
(43) it disembarks the height of platform (2)；It is socketed with second spring (73) on each guide post (71), the two of the second spring (73)
End is respectively and fixedly connected in second support (61) and buffer board (72).
8. the attachment device according to claim 2 for nitrogen leak detector, it is characterised in that: the abutting block (64) is remote
One end from bolt (62) is connected with protective layer (641).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821569354.8U CN208847425U (en) | 2018-09-25 | 2018-09-25 | Attachment device for nitrogen leak detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821569354.8U CN208847425U (en) | 2018-09-25 | 2018-09-25 | Attachment device for nitrogen leak detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208847425U true CN208847425U (en) | 2019-05-10 |
Family
ID=66373830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821569354.8U Expired - Fee Related CN208847425U (en) | 2018-09-25 | 2018-09-25 | Attachment device for nitrogen leak detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208847425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528371A (en) * | 2019-08-30 | 2019-12-03 | 安徽省路桥试验检测有限公司 | Crack on road detector |
-
2018
- 2018-09-25 CN CN201821569354.8U patent/CN208847425U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528371A (en) * | 2019-08-30 | 2019-12-03 | 安徽省路桥试验检测有限公司 | Crack on road detector |
| CN110528371B (en) * | 2019-08-30 | 2021-03-16 | 安徽省路桥试验检测有限公司 | Road crack detector |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190510 |