CN208239069U - Detection device - Google Patents

Abstract

The utility model provides a kind of detection device.The detection device includes receiving portion and sealing mechanism, receiving portion has the first accommodating chamber, there is interface channel in the cavity wall of first accommodating chamber, interface channel with the connecting tube of product to be detected for being connected, partial sealing mechanism is set in the first accommodating chamber, sealing mechanism has lock position that connecting tube is locked in the first accommodating chamber and sealing mechanism having the unlocked position for unlocking connecting tube.The sealing mechanism of part is arranged in the first accommodating chamber of receiving portion, is provided with interface channel in the cavity wall of the first accommodating chamber, the connecting tube of product to be detected can be carried out by locking by sealing mechanism or is unlocked in the first accommodating chamber.The connecting tube that setting can treat testing product by sealing mechanism in this way is clamped, and is improved the stability of connection, in particular, is improved the tight fixing of the gentle pipe clamp of nozzle of electric expansion valve.

Description

Detection device

Technical field

The utility model relates to electronic expansion valve technology fields, in particular to a kind of detection device.

Background technique

Existing flow of electronic expansion valve test machine is in the mode for clamping electric expansion valve copper pipe mouth generally using softer Tracheae be directly inserted into nozzle, clamped by the friction of the gentle pipe of nozzle, then carry out ventilation detection again.This method just like Under several disadvantages: 1. this clamping modes are not firm, tracheae be easy by electric expansion valve air inlet opposite flow release；2. not Safety, electric expansion valve easily slide out, and hurt operator, or damage component；3. easy gas leakage, when not installing It waits, is easy gas leakage, cause measurement result inaccurate；4. clamping is inconvenient, waste of time.

Utility model content

The main purpose of the utility model is to provide a kind of detection devices, to solve the gentle pipe clamp of nozzle in the prior art Tight illusive problem.

To achieve the goals above, one aspect according to the present utility model, provides a kind of detection device, and feature exists In, comprising: receiving portion, receiving portion have the first accommodating chamber, have interface channel in the cavity wall of the first accommodating chamber, and interface channel is used It is connected in the connecting tube of product to be detected；Sealing mechanism, the sealing mechanism of part are set in the first accommodating chamber, sealer Structure has lock position that connecting tube is locked in the first accommodating chamber and sealing mechanism having the unlock for unlocking connecting tube Position.

Further, sealing mechanism includes: flexible part, and flexible part is set to the first accommodating chamber and is located in interface channel, When connecting tube extends in interface channel, flexible part is sheathed on connecting tube outer peripheral surface.

Further, sealing mechanism further include: press section, at least partly press section is removably set on the first accommodating chamber Interior, driving press section can make extruded parts in lock position or unlocked position, when extruded parts is when lock position, press section with Flexible part abut against so that flexible part deformation occurs, when extruded parts is when unlocked position, press section far from flexible part be arranged with Make flexible part in the raw.

Further, press section includes: tube piece, and the first end of tube piece extends in the first accommodating chamber and and flexible part It is oppositely disposed, tube piece can be movably arranged with respect to receiving portion, and tube piece has hollow channel, and hollow channel and first accommodate Chamber is connected, and when extruded parts is when lock position, the end of tube piece abuts against and is connected to the port of connecting tube.

Further, detection device further include: bushing, bushing are set in the first accommodating chamber, and tube piece is arranged in bushing Interior, tube piece is movably disposed with respect to bushing.

Further, bushing is oil-free bushing or linear bearing.

Further, detection device further include: end cap, end cap is detachably connectable with receiving portion, and end cap is used for will be close Sealing mechanism is limited in the first accommodating chamber, and end cap has the through-hole passed through for connecting tube.

Further, detection device further include: support portion, receiving portion are connected with support portion；Driving portion, driving portion and branch Support part is connected, and the output shaft of driving portion is connected with the second end of tube piece.

Further, detection device further include: gas seat, gas seat be connected with the second end of tube piece and in tube piece Empty channel is connected, and gas seat is for connecting extraneous tracheae.

Further, support portion has the second accommodating chamber, and gas seat is located in the second accommodating chamber.

Further, flexible part is made of silica gel material.

Using the technical solution of the utility model, the sealing mechanism of part is arranged in the first accommodating chamber of receiving portion, It is provided with interface channel in the cavity wall of first accommodating chamber, the connecting tube of product to be detected can be carried out by locking by sealing mechanism Or it is unlocked in the first accommodating chamber.The connecting tube that setting can treat testing product by sealing mechanism in this way is clamped, and is mentioned The stability of height connection improves the tight fixing of the gentle pipe clamp of nozzle of electric expansion valve in particular.

Detailed description of the invention

The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model. In the accompanying drawings:

Fig. 1 shows the structural schematic diagram of the embodiment of detection device according to the present utility model.

Wherein, the above drawings include the following reference numerals:

10, receiving portion；11, the first accommodating chamber；111, interface channel；20, flexible part；30, press section；31, tube piece； 40, bushing；50, end cap；60, support portion；61, the second accommodating chamber；70, driving portion；80, gas seat.

Specific embodiment

It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.

It should be noted that term " first ", " second " etc. in the description and claims of this application and attached drawing It is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that the art used in this way Language is interchangeable under appropriate circumstances, so that presently filed embodiment described herein for example can be in addition to illustrating herein Or the sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that Cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units need not limit In step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, produce The other step or units of product or equipment inherently.

For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ", " ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction " Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and " in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and And respective explanations are made to the opposite description in space used herein above.

Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein Formula.It should be understood that it is thoroughly and complete to these embodiments are provided so that disclosure herein, and these are shown The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand The big thickness of layer and region, and make that identical device is presented with like reference characters, thus omission retouches them It states.

As shown in connection with fig. 1, embodiment according to the present utility model provides a kind of detection device.

Specifically, as shown in Figure 1, the detection device, including receiving portion 10 and sealing mechanism, receiving portion 10 have first to hold It receives chamber 11, there is interface channel 111, interface channel 111 is for the connection with product to be detected in the cavity wall of the first accommodating chamber 11 Pipe is connected, and the sealing mechanism of part is set in the first accommodating chamber 11, and sealing mechanism, which has, is locked in the first appearance for connecting tube Receiving the lock position in chamber 11 and sealing mechanism has the unlocked position for unlocking connecting tube.

In the present embodiment, the sealing mechanism of part is arranged in the first accommodating chamber of receiving portion, the first accommodating chamber It is provided with interface channel in cavity wall, the connecting tube of product to be detected can be carried out by locking by sealing mechanism or is unlocked on first In accommodating chamber.The connecting tube that setting can treat testing product by sealing mechanism in this way is clamped, and improves the stabilization of connection Property, in particular, improve the tight fixing of the gentle pipe clamp of nozzle of electric expansion valve.

In the present embodiment, sealing mechanism includes flexible part 20, and flexible part 20, which is set to the first accommodating chamber 11 and is located at, to be connected It connects in road 111, when connecting tube extends in interface channel 111, flexible part 20 is sheathed on connecting tube outer peripheral surface.It sets in this way Set so that flexible part 20 can by itself deformation occurs is clamped sealing to the connecting tube for protruding into interface channel, improve connection Stability.

Further, sealing mechanism further include: press section 30, at least partly press section 30 is removably set on the first appearance It receives in chamber 11, driving press section 30 can make press section 30 be located at lock position or unlocked position, when press section 30 is located at locking position When setting, press section 30 and flexible part 20 abut against so that flexible part 20 deformation occurs, it is crowded when press section 30 is located at unlocked position Splenium 30 far from flexible part 20 be arranged so that flexible part 20 in the raw.It is arranged in this way so that press section 30 is by first It is moved in accommodating chamber 11 be squeezed and deformed to flexible part 20 and then be clamped sealing to the connecting tube for protruding into interface channel, Improve the stability of connection.

In the present embodiment, press section 30 includes: tube piece 31, and the first end of tube piece 31 extends to the first accommodating chamber 11 Interior and be oppositely disposed with flexible part 20, tube piece 31 can be movably arranged with respect to receiving portion 10, and tube piece 31 has hollow logical Road, hollow channel are connected with the first accommodating chamber 11, when press section 30 is located at lock position, the end of tube piece 31 and connection The port of pipe abuts against and is connected to.Flexible part 20 is squeezed and deformed by tube piece 31, and then flexible part 20 is to the company of protruding into The connecting tube for connecting road is clamped sealing, meanwhile, the hollow channel of tube piece 31 is connected with the first accommodating chamber 11, so as to Enough that the gas of hollow pipeline is allowed to can smoothly enter into connecting tube, that completes gas dredges detection operation.

Wherein, detection device further includes bushing 40, and bushing 40 is set in the first accommodating chamber 11, and tube piece 31 is arranged in lining In set 40, tube piece 31 is movably disposed with respect to bushing 40.Tube piece 31 is completed to be required to first with work at work It is moved in accommodating chamber 11, tube piece 31 generates wear phenomenon to the cavity wall of the first accommodating chamber 11 in order to prevent, by the way that bushing is added To carry out the guiding of tube piece 31 and prevent tube piece 31 from wearing to cavity wall.Preferably, bushing 40 can for oil-free bushing or Linear bearing.

In the present embodiment, detection device further includes end cap 50, and end cap 50 and receiving portion 10 are detachably connectable, end cap 50 for sealing mechanism to be limited in the first accommodating chamber 11, and end cap 50 has the through-hole passed through for connecting tube.It is arranged so just Sealing mechanism is limited in by end cap 50, and convenient for dismantling sealing mechanism by end cap.Here end cap 50 can be Nut

Further, detection device further includes support portion 60 and driving portion 70, and receiving portion 10 is connected with support portion 60, is driven Dynamic portion 70 is connected with support portion 60, and the output shaft of driving portion 70 is connected with the second end of tube piece 31.By 10 He of receiving portion Driving portion 70 is all connected with support portion 60, provides support portion 60 required power convenient for driving portion 70, and then convenient for driving Press section 30 is mobile in the first accommodating chamber 11 to carry out squeeze job to flexible part 20.Wherein, driving portion can be cylinder, gas There are two sensors for setting on cylinder, and the effect of cylinder is controlled by controller.

In the present embodiment, detection device further includes gas seat 80, gas seat 80 be connected with the second end of tube piece 31 and with The hollow channel of tube piece 31 is connected, and gas seat 80 is for connecting extraneous tracheae.Setting is convenient for extraneous tracheae and gas seat in this way It is connected, so that gas imported into the hollow channel for the tube piece 31 being connected with gas seat by gas seat, and then gas is imported into In the connecting tube for the product to be detected being connected with hollow pipeline.

In the present embodiment, support portion 60 has the second accommodating chamber 61, and gas seat 80 is located in the second accommodating chamber 61.Wherein, Support portion is made of multiple mounting plates, and mounting plate can be four, and four mounting plates successively form a whole frame structure.

In the present embodiment, flexible part 20 is made of silica gel material.Preferably, flexible part 20 is silica gel sealing pad.

The technical solution of the application is the inside extrusion deformation by silica gel to tightly press from both sides electric expansion valve air inlet pipe Firmly, it then ventilates again.

As shown in Figure 1, end cap 50 is nut and flexible part 20 is the holder part that silica gel sealing pad is the present apparatus, it can root Multiple specifications are designed according to the size of electric expansion valve air inlet bore, thus reliable Clamp blocks；Receiving portion 10 can be mold Seat, for what is connect with end cap 50 and flexible part 20, while bushing 40 being fixed on support portion 60；Bushing 40 is generally oil-free Bushing, for playing to the guiding role of tube piece 31.

Entire control process is divided into two parts: first clamping, then ventilates.Clamping operation: first electric expansion valve air inlet is stretched Inlet side lid 50 is nut and flexible part 20 is in silica gel sealing pad, and cylinder activation gas circuit conveys power, and cylinder rod is forward extended out, pushed away It takes offence seat and tube piece；Tube piece is oriented to by bushing 40, squeezes silica gel sealing pad forward；Due to silica gel sealing set by nut and Mold base tightly limits, and can not think outer deformation, can only inwardly deform, so that tightly electric expansion valve air inlet pipe rise Tightly, to achieve the purpose that clamping.Supply operation: when air inlet pipe be clamped after, gas source passes through gas seat and tube piece again, directly to Electric expansion valve gas supply, to reach testing goal.

Than that described above, it is also necessary to which explanation is " one embodiment " spoken of in the present specification, " another implementation Example ", " embodiment " etc. refer to that specific features, structure or the feature of embodiment description is combined to be included in the application summary Property description at least one embodiment in.It is not centainly to refer to the same reality that statement of the same race, which occur, in multiple places in the description Apply example.Furthermore, it is understood that is advocated is knot when describing a specific features, structure or feature in conjunction with any embodiment Other embodiments are closed to realize that this feature, structure or feature are also fallen in the scope of the utility model.

In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment Point, reference can be made to the related descriptions of other embodiments.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (11)

1. a kind of detection device characterized by comprising

Receiving portion (10), described accommodation section (10) have the first accommodating chamber (11), have in the cavity wall of first accommodating chamber (11) Have interface channel (111), the interface channel (111) with the connecting tube of product to be detected for being connected；

Sealing mechanism, the sealing mechanism of part are set in first accommodating chamber (11), and the sealing mechanism has will The lock position and the sealing mechanism that the connecting tube is locked in first accommodating chamber (11) have the connection The unlocked position of pipe unlock.

2. detection device according to claim 1, which is characterized in that the sealing mechanism includes:

Flexible part (20), the flexible part (20) are set to first accommodating chamber (11) and are located at the interface channel (111) It is interior, when the connecting tube extend to the interface channel (111) it is interior when, the flexible part (20) is sheathed on the connecting tube periphery On face.

3. detection device according to claim 2, which is characterized in that the sealing mechanism further include:

Press section (30), at least partly the press section (30) is removably set in first accommodating chamber (11), driving The press section (30) can make the press section (30) to be located at the lock position or the unlocked position, when the press section (30) when being located at the lock position, the press section (30) and the flexible part (20) are abutted against so that the flexible part (20) Deformation occurs, and when the press section (30) is located at the unlocked position, the press section (30) is far from the flexible part (20) Be arranged so that the flexible part (20) in the raw.

4. detection device according to claim 3, which is characterized in that the press section (30) includes:

Tube piece (31), the first end of the tube piece (31) extend in first accommodating chamber (11) and with the flexible part (20) it is oppositely disposed, the tube piece (31) can be movably arranged with respect to described accommodation section (10), tube piece (31) tool There is hollow channel, the hollow channel is connected with first accommodating chamber (11), when the press section (30) are located at the lock When stop bit is set, the end of the tube piece (31) abuts against and is connected to the port of the connecting tube.

5. detection device according to claim 4, which is characterized in that the detection device further include:

Bushing (40), the bushing (40) are set in first accommodating chamber (11), and the tube piece (31) is arranged in described In bushing (40), the relatively described bushing (40) of the tube piece (31) is movably disposed.

6. detection device according to claim 5, which is characterized in that the bushing (40) is oil-free bushing or linear axis It holds.

7. detection device according to claim 1, which is characterized in that the detection device further include:

End cap (50), the end cap (50) and described accommodation section (10) are detachably connectable, and the end cap (50) is used for will be close Sealing mechanism is limited in first accommodating chamber (11), and the end cap (50) has the through-hole passed through for the connecting tube.

8. detection device according to claim 4, which is characterized in that the detection device further include:

Support portion (60), described accommodation section (10) are connected with the support portion (60)；

Driving portion (70), the driving portion (70) are connected with the support portion (60), the output shaft of the driving portion (70) with The second end of the tube piece (31) is connected.

9. detection device according to claim 8, which is characterized in that the detection device further include:

Gas seat (80), the gas seat (80) be connected with the second end of the tube piece (31) and in the tube piece (31) Empty channel is connected, and the gas seat (80) is for connecting extraneous tracheae.

10. detection device according to claim 9, which is characterized in that the support portion (60) has the second accommodating chamber (61), the gas seat (80) is located in second accommodating chamber (61).

11. detection device according to claim 2, which is characterized in that the flexible part (20) is made of silica gel material.