CN107063559A - Fixing device, pressure-detecting device and the pressure detecting system of pressure-detecting device - Google Patents
Fixing device, pressure-detecting device and the pressure detecting system of pressure-detecting device Download PDFInfo
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- CN107063559A CN107063559A CN201710349668.0A CN201710349668A CN107063559A CN 107063559 A CN107063559 A CN 107063559A CN 201710349668 A CN201710349668 A CN 201710349668A CN 107063559 A CN107063559 A CN 107063559A
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- Prior art keywords
- pressure
- mounting bracket
- lock tube
- fixing device
- cross bar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
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- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The present invention provides a kind of fixing device of pressure-detecting device, it includes being fixed on the fixing device body on pressure-detecting device, fixing device body includes the first mounting bracket and the second mounting bracket, what the first mounting bracket and the second mounting bracket can be dismantled is connected with the lifting cross bar of pressure-detecting device, second mounting bracket can be slided to change the distance between the first mounting bracket and the second mounting bracket along lifting cross bar, first mounting bracket includes the lock tube being connected with product pipe fitting and can dismantle the device that is spirally connected being connected with lifting cross bar, second mounting bracket includes the lock tube being connected with product pipe fitting and can dismantle the bayonet unit being connected with lifting cross bar, the present invention solves identical caliber, the installation of different spacing products, the drawbacks of detection means is incompatible.It can be adapted to the versatility of the identical caliber of different spacing products, and different tube diameters detecting tool is switched fast, and is realized speedup and is put forward effect, it is energy-saving, reduce the multiple effect of cost.
Description
Technical field
The invention belongs to pressure sensing arts, more particularly to a kind of fixing device of pressure-detecting device, pressure detecting
Device and pressure detecting system.
Background technology
Pressure vessel is filling gas or liquid, and carries the Sealing Arrangement of certain pressure.It is presently used for air-conditioning, doctor
The pressure vessel of the industries such as medicine, chemical industry is in production, and every is required for carrying out gas leakage detection.In the prior art, detection is usually
Using disk cycle type, product is positioned over behind tubular structure mould position, is enabled manual switch, is laid and take out one by one and examined
Survey.The single gripping of simple frock fixture is needed to use to be detected simultaneously.
The fixed installation of the detection means of existing D1 grade pressure vessels (reservoir, separator), use more in current industry
The bilateral mode for being welded and fixed detection means, installation, qualification to test product require high, and for identical caliber spacing
Product installation difficulty, inefficiency.The raising of production efficiency is unsatisfactory.It is unable to reach high efficiency, drop labor (fatigue resistance)
Effect.Production efficiency is low, the problem of significant discomfort is suitable for modern production.
The content of the invention
In order to overcome the defect of prior art, the present invention provides a kind of pressure-detecting device and its installing mechanism, and it is solved
Identical caliber, the installation of different spacing products, the drawbacks of detection means is incompatible.Different spacing products can be adapted to identical
The versatility of caliber, and different tube diameters detecting tool are switched fast, and are realized speedup and are put forward effect, energy-saving, reduce cost
Multiple effect.
What the present invention was realized in：
Specifically, the present invention provides a kind of fixing device of pressure-detecting device, and it includes being fixed on pressure-detecting device
On fixing device body, the fixing device body include the first mounting bracket and the second mounting bracket, first mounting bracket
Can being dismantled with the second mounting bracket to be connected with pressure-detecting device lifting cross bar, second mounting bracket can be horizontal along the lifting
Bar is slided to change the distance between first mounting bracket and second mounting bracket,
First mounting bracket includes the lock tube being connected with product pipe fitting and can dismantle what is be connected with the lifting cross bar
Be spirally connected device, and first mounting bracket can be dismantled with the lifting cross bar by means of the device that is spirally connected and is connected,
Second mounting bracket includes the lock tube being connected with product pipe fitting and can dismantle what is be connected with the lifting cross bar
Bayonet unit, when the bayonet unit is opened, second mounting bracket can be slided along the lifting cross bar, when the buckle
When device is sealed, second mounting bracket is fixed on the lifting cross bar；
The lock tube includes lock tube main body and Fastener, and the lock tube main body is used to accommodate the product pipe fitting, described
Fastener is used to the lock tube main body is fixed, and energy is provided between the inwall of the lock tube main body and the product pipe fitting
Enough change thickness to accommodate the buffer body of the product pipe fitting of different tube diameters,
The lock tube main body and the product pipe fitting junction are provided with the first fastener and the second fastener, and described the
One fastener is arranged on the inner periphery of the lock tube, and second fastener is set in the outside of first fastener.
Preferably, the lock tube is provided with buffer unit with the product pipe fitting junction, and the buffer unit is arranged on
On the inwall of the lock tube.
Preferably, the device that is spirally connected is bolt.
Preferably, the bayonet unit is that the through hole passed through for the noose is provided with the top of noose, the lock tube.
Preferably, first fastener is hex(agonal)screw hole and the hex(agonal)screw supporting with the hex(agonal)screw hole, institute
The second fastener is stated for square head bolts hole and the square head bolts supporting with the square head bolts hole.
Preferably, the bayonet unit is snap ring, and the internal diameter of snap ring is slightly less than the external diameter of lifting cross bar, the of the snap ring
One end is provided with the first inclined-plane, and the second end of the snap ring is provided with the second inclined-plane, first inclined-plane and second inclined-plane
Can mutual dislocation to open the snap ring.
Preferably, the bayonet unit is clip, and the clip includes the first noumenon, the second body and fastener, institute
The first end and the first end of the second body for stating the first noumenon are hinged, the second end of the first noumenon and second body
Second end is connected by fastener；
The fastener includes the connecting plate and bolt being hinged with the first noumenon, and one end of the connecting plate is opened
Provided with slot, have to have on screwed hole, second body on the other end and opened on the fixed part that can be inserted into slot, the fixed part
There is screwed hole, the bolt connects the first noumenon and the second body through screwed hole.
Preferably, described lock tube main body one end is set and O-ring seal is set on groove, the groove side, and the groove is used
In the tube expansion for accommodating product pipe fitting, the buffer unit is arranged on the inside of the O-ring seal.
Preferably, the present invention also provides a kind of pressure-detecting device, including lowering or hoisting gear, detection means and described fixation
Device, the lowering or hoisting gear is connected installation with the fixing device, and the detection means is located at the lower section of the lowering or hoisting gear,
The lowering or hoisting gear is used to detection product is sent into the detection means or taken out detection product from the detection means, institute
Stating fixing device is used to the detection product being fixedly mounted to realize detection.
Preferably, the present invention also provides a kind of pressure detecting system, and the pressure detecting system includes the pressure detecting
Device.
Compared with prior art, the invention has the advantages that：
1. the present invention provides a kind of pressure-detecting device and its installing mechanism, which solves identical caliber, different spacing productions
The installation of product, the drawbacks of detection means is incompatible.The versatility of the identical caliber of different spacing products, and different pipes can be adapted to
Being switched fast for footpath detecting tool, realizes speedup and puies forward effect, energy-saving, reduces the multiple effect of cost.
2. the unilateral fixed installation of fixing device, another side carries out slidable adjustment according to the caliber of detection pipe, uses identical pipe
The detection of product away from different spacing, it is simple to operate, it is more efficient, it is practical.
3. the second mounting bracket is tied up on lifting cross bar with buckle, and flexibly mobile, raising operability can be achieved.Utilize existing bar
Part, is improved perfect, realizes testing goal.
4. 4 jiaos of the outside on detection means top screw and internal 6 jiaos of inside screw two-way choice design, realize quick turn round
The detection means installation method in screw hole that tight screw is reserved to pipe fitting, realizes Fast Installation, saves man-hour, improves equipment profit
With rate.
Brief description of the drawings
Fig. 1 is the pressure vessel detection means schematic front view of the present invention；
Fig. 2 is the pressure vessel detection means schematic top plan view of the present invention；
Fig. 3 is the pressure vessel detection means diagrammatic cross-section of the present invention；
Fig. 4 is the structural representation of the fixing device of the pressure-detecting device of the present invention；
Fig. 5 is the structural representation of one of embodiment of the bayonet unit of the present invention；
Fig. 6 is the structural representation of another embodiment of the bayonet unit of the present invention；
Fig. 7 is the diagrammatic cross-section of the lock tube device of the present invention；And
Fig. 8 is the schematic top plan view of the lock tube device of the present invention.
Embodiment
Describe exemplary embodiment, feature and the aspect of the present invention in detail below with reference to accompanying drawing.Identical is attached in accompanying drawing
Icon note represents the same or analogous element of function.Although the various aspects of embodiment are shown in the drawings, unless special
Do not point out, it is not necessary to accompanying drawing drawn to scale.
Pressure-detecting device
As shown in Figure 1, Figure 2 and Figure 3, a kind of pressure vessel detection means 2, including lowering or hoisting gear, detection means and fixation
Device.Lowering or hoisting gear is connected installation with fixing device, and detection means is located at the lower section of lowering or hoisting gear, and lowering or hoisting gear is used for will inspection
Survey product feeding detection means or take out detection product from detection means, fixing device is used to detection product being fixedly mounted
To realize detection.
As shown in Figure 1, Figure 2 and Figure 3, lowering or hoisting gear includes controlling organization 23, lift cylinder 21, lifting guide pillar 22 and lifting
Cross bar 24.Controlling organization 23 controls lift cylinder 21, and lift cylinder 21 drives lifting cross bar 24 to be risen by lifting guide pillar 22
Drop is acted.
As shown in Figure 1, Figure 2 and Figure 3, detection means includes detection tank tower 25, and detection tank tower 25 includes detection liquid 26, inspection
Surveying liquid 26 is used for detection product 19.
As shown in Figure 1, Figure 2 and Figure 3, fixing device is arranged on lifting cross bar 24, is easy to lift cylinder 21 to drive fixation
Device moves up and down.Fixing device is at least 1, is easy to simultaneously detect multiple detection products 19, improves detection efficiency.
Fixing device can be lock tube device, or quick coupling, can realize the fixation to detecting product 19.
When carrying out pressure vessel detection using the present apparatus, detection product 19 is fixedly mounted on lifting by lock tube device 1
On cross bar 24.Start controlling organization 23, lift cylinder 21 is started working by the auxiliary of lifting guide pillar 22, and lift cylinder 21 drives
Cross bar 24 and detection product 19 are lifted, is dropped under the plane of detection liquid 26 in detection tank tower 25, after the completion of detection, lifting is horizontal
Bar 24 rises automatically, completes detection.In application, due to be detection pressure vessel whether gas leakage, therefore water conduct can be used
Liquid is detected, still, the application not limited to this, those skilled in the art can according to actual needs, i.e., basis to be detected
The detection project of pressure vessel, suitably to choose detection liquid.
The fixing device of pressure-detecting device
As shown in figure 4, it includes being fixed on the fixing device body 1 on pressure-detecting device, the fixing device body 1
Including the first mounting bracket 2 and the second mounting bracket 3, the first mounting bracket 2 and the second mounting bracket 3 can be dismantled and pressure-detecting device
Lifting cross bar 24 connect, the second mounting bracket 3 can be slided to change the first mounting bracket 2 and the second mounting bracket along the lifting cross bar
The distance between 3,
First mounting bracket 2 includes the lock tube being connected with product pipe fitting 190 and can dismantle what is be connected with the lifting cross bar
Be spirally connected device 4, and the first mounting bracket 2 can be dismantled with lifting cross bar 24 by means of the device 4 that is spirally connected and is connected,
Second mounting bracket 3 includes the lock tube 10 being connected with product pipe fitting 190 and can dismantle what is be connected with lifting cross bar 24
Bayonet unit, when bayonet unit 5 is opened, the second mounting bracket 3 can be slided along lifting cross bar 24, when bayonet unit 5 is sealed,
Second mounting bracket 3 is fixed on lifting cross bar 24.
Preferably, the device 4 that is spirally connected is bolt.Bayonet unit 5 is noose 50, and the top of lock tube 10 is provided with wears for noose 50
The through hole 51 crossed.
Preferably, as shown in figure 5, bayonet unit 5 is snap ring 52, the first end of snap ring 52 is provided with the first inclined-plane 521, blocks
Second end of ring 52 is provided with the second inclined-plane 522, the first inclined-plane 521 and the second inclined-plane 522 can mutual dislocation to open snap ring
52, snap ring can be easy to open, snap ring is moved, the internal diameter of snap ring is slightly less than the external diameter of lifting cross bar.
Preferably, as shown in fig. 6, bayonet unit 5 is clip 53, clip 53 includes the first noumenon 531, the second body 532
With fastener 533, the first end of the first noumenon 531 and the first end of the second body 532 are hinged, and the second of the first noumenon 531
End is connected with the second end of the second body 532 by fastener 533.
Fastener 533 includes the connecting plate 534 and bolt 535 being hinged with the first noumenon 531, the one of connecting plate 534
End, which is offered, screwed hole 536 on slot 535, the other end, have the fixed part that can be inserted into slot 535 on the second body 532
537, corresponding screwed hole is provided with fixed part 537, and bolt 535 connects the body 532 of the first noumenon 531 and second through screwed hole
Connect.
Lock tube
As shown in Fig. 7 to Fig. 8, lock tube 10 includes lock tube main body 11, lock tube locking plate 13 and lock tube outer shroud 15.Lock tube locking plate 13
Between lock tube main body 11 and lock tube outer shroud 15.Lock tube main body 11 is used for the tube expansion 17 for installing detection product 19, and passes through pipe
Part original pipe 18 is with detecting that the inside of product 19 is connected.Lock tube locking plate 13 is used for the caliber for adapting to tube expansion, and lock tube outer shroud 15 is used for solid
Fixed whole lock tube device is detected with convenient to detection product 19.
Lock tube main body 11 includes stomata (not shown), lock tube snap ring 12, groove (not shown) and O-ring seal 14.Lock tube master
The middle part of body 11 sets stomata, and the stomata is connected setting with the groove.Stomata is communicated with the tube expansion installed in a groove, with
Ensure the detection of packing pressure container.Lock tube snap ring 12 is set on the outside of one end of lock tube main body 11, and lock tube snap ring 12 is locked with lock tube
Recess on piece 13, which matches, to be set and coordinates in recess.Groove is set on the inside of the other end of lock tube main body 11, and groove is used
In the tube expansion 17 for accommodating pressure vessel.O-ring seal 14 is set on groove side, O-ring seal is set, carried out to pressure vessel
During detection, the problem of can avoiding or reduce gas leakage increases sealing effectiveness.It is preferred that lock tube main body 11 is metal lock tube main body,
The lock tube main body 11 of metal material, is less prone to breakage, extends the service life of lock tube device.
Lock tube locking plate 13 includes locking plate double card 16 and recess.Lock tube double card 16 is positioned close to one end of groove, and lock tube is double
Card 16 extends to the direction of lock tube outer shroud 15 and groove, and lock tube outer shroud 15 and tube expansion 17 are carried for holding in the palm.Recess and lock tube snap ring 12
Match setting, and the installation that cooperates, and when upper sliding lock covers outer shroud 15, lock tube snap ring 12 is engaged with recess, is used for
Protection component will not scatter.It is preferred that lock tube locking plate 13 is at least two valves, the caliber for adapting to tube expansion 17.It is preferred that lock tube locking plate 13
Locking plate is covered for metal latch.The lock tube locking plate of metal material, is less prone to breakage, improves the service life of lock tube device.
It is preferred that lock tube outer shroud 15 is metal lock tube outer shroud.The lock tube outer shroud of metal material, is less prone to breakage, improves lock tube
The service life of device.Lock tube outer shroud 15 is engaged with locking plate double card 16, in locking, and locking plate double card 16 ensure that outside lock tube
Ring 15 will not glide.
As shown in figure 8, lock tube main body 11 and the junction of product pipe fitting 190 are provided with the first fastener 101 and the
Two fasteners 102, the first fastener 101 is arranged on the inner periphery of lock tube main body 11, and it is tight that the second fastener 102 is set in first
The outside of firmware 101.
In the present embodiment, the first fastener 101 is hex(agonal)screw hole and the hex(agonal)screw supporting with hex(agonal)screw hole, the
Two fasteners 102 are square head bolts hole and the square head bolts supporting with square head bolts hole.
Preferably, lock tube 10 is provided with buffer unit (not shown) with the junction of product pipe fitting 190, and buffer unit is set
Put on the inwall of lock tube, the setting of buffer unit can adapt to the installation of the product pipe fitting of different tube diameters, buffer unit can be with
For spring etc., make the easier for installation of detection product.
Preferably, the present invention also provides a kind of pressure detecting system, and the pressure detecting system includes the pressure detecting
Device.
Compared with prior art, the invention has the advantages that：
The present invention provides a kind of pressure-detecting device and its installing mechanism, which solves identical caliber, different spacing products
Installation, the drawbacks of detection means is incompatible.The versatility of the identical caliber of different spacing products, and different tube diameters can be adapted to
Being switched fast for detecting tool, realizes speedup and puies forward effect, energy-saving, reduces the multiple effect of cost.
Finally it should be noted that：Above-described embodiments are merely to illustrate the technical scheme, rather than to it
Limitation；Although the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in previous embodiment, or which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is departed from various embodiments of the present invention technical side
The scope of case.
Claims (10)
1. a kind of fixing device of pressure-detecting device, it is characterised in that：It includes being fixed on the fixation on pressure-detecting device
Device body, the fixing device body includes the first mounting bracket and the second mounting bracket, first mounting bracket and the second peace
Shelve it is can dismantling be connected with pressure-detecting device lifting cross bar, second mounting bracket can along it is described lifting cross bar slide with
Change the distance between first mounting bracket and second mounting bracket,
First mounting bracket includes the lock tube that be connected with product pipe fitting and can dismantle being spirally connected of being connected with the cross bar that lifts
Device, first mounting bracket can be dismantled with the lifting cross bar by means of the device that is spirally connected and is connected,
Second mounting bracket includes the lock tube being connected with product pipe fitting and can dismantle the buckle being connected with the lifting cross bar
Device, when the bayonet unit is opened, second mounting bracket can be slided along the lifting cross bar, when the bayonet unit
When sealed, second mounting bracket is fixed on the lifting cross bar；
The lock tube includes lock tube main body and Fastener, and the lock tube main body is used to accommodate the product pipe fitting, the clamping
Part is used to the lock tube main body is fixed, and being provided between the inwall of the lock tube main body and the product pipe fitting to change
Varying-thickness to accommodate the buffer body of the product pipe fitting of different tube diameters,
The lock tube main body is provided with the first fastener and the second fastener with the product pipe fitting junction, and described first is tight
Firmware is arranged on the inner periphery of the lock tube, and second fastener is set in the outside of first fastener.
2. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：The lock tube and the product
Pipe fitting junction is provided with buffer unit, and the buffer unit is arranged on the inwall of the lock tube.
3. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：The device that is spirally connected is spiral shell
Bolt.
4. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：The bayonet unit is set
The through hole passed through for the noose is provided with the top of rope, the lock tube.
5. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：First fastener is six
Angle screw hole and the hex(agonal)screw supporting with the hex(agonal)screw hole, second fastener are square head bolts hole and with described four
The supporting square head bolts of angle screw hole.
6. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：The bayonet unit is card
Ring, the internal diameter of snap ring is slightly less than the external diameter of lifting cross bar, and the first end of the snap ring is provided with the first inclined-plane, and the of the snap ring
Two ends are provided with the second inclined-plane, first inclined-plane and second inclined-plane can mutual dislocation to open the snap ring.
7. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：The bayonet unit is card
Hoop, the clip includes the first noumenon, the second body and fastener, and the of the first end of the first noumenon and the second body
One end is hinged, and the second end of the first noumenon is connected with the second end of second body by fastener；
The fastener includes the connecting plate and bolt being hinged with the first noumenon, and one end of the connecting plate is offered
Have to have on screwed hole, second body on slot, the other end and be provided with spiral shell on the fixed part that can be inserted into slot, the fixed part
Pit, the bolt connects the first noumenon and the second body through screwed hole.
8. the fixing device of pressure-detecting device according to claim 1, it is characterised in that：Described lock tube main body one end is set
Put and O-ring seal is set on groove, the groove side, the groove is used for the tube expansion for accommodating product pipe fitting, the buffer unit
It is arranged on the inside of the O-ring seal.
9. a kind of pressure-detecting device, it is characterised in that：Including the fixation described in lowering or hoisting gear, detection means and claim 1
Device, the lowering or hoisting gear is connected installation with the fixing device, and the detection means is located at the lower section of the lowering or hoisting gear,
The lowering or hoisting gear is used to detection product is sent into the detection means or taken out detection product from the detection means, institute
Stating fixing device is used to the detection product being fixedly mounted to realize detection.
10. a kind of pressure detecting system, it is characterised in that：The pressure detecting system includes the pressure described in claim 9
Force checking device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349668.0A CN107063559B (en) | 2017-05-17 | 2017-05-17 | Fixation device, pressure-detecting device and the pressure detecting system of pressure-detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710349668.0A CN107063559B (en) | 2017-05-17 | 2017-05-17 | Fixation device, pressure-detecting device and the pressure detecting system of pressure-detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107063559A true CN107063559A (en) | 2017-08-18 |
| CN107063559B CN107063559B (en) | 2019-06-07 |
Family
ID=59609560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710349668.0A Active CN107063559B (en) | 2017-05-17 | 2017-05-17 | Fixation device, pressure-detecting device and the pressure detecting system of pressure-detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107063559B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100294721A1 (en) * | 2009-05-19 | 2010-11-25 | Douglas Frazier | Battery spill containment trays, battery spill containment systems, and methods of battery spill containment |
| CN105486458A (en) * | 2016-01-25 | 2016-04-13 | 南京宝泰特种材料股份有限公司 | Pressure testing device |
| CN205826232U (en) * | 2016-07-18 | 2016-12-21 | 佛山市胜安制冷配件有限公司 | Pressure vessel detection device and pressure vessel detecting system |
| CN205824438U (en) * | 2016-07-18 | 2016-12-21 | 佛山市胜安制冷配件有限公司 | Lock tube device and pressure vessel detecting system |
-
2017
- 2017-05-17 CN CN201710349668.0A patent/CN107063559B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100294721A1 (en) * | 2009-05-19 | 2010-11-25 | Douglas Frazier | Battery spill containment trays, battery spill containment systems, and methods of battery spill containment |
| CN105486458A (en) * | 2016-01-25 | 2016-04-13 | 南京宝泰特种材料股份有限公司 | Pressure testing device |
| CN205826232U (en) * | 2016-07-18 | 2016-12-21 | 佛山市胜安制冷配件有限公司 | Pressure vessel detection device and pressure vessel detecting system |
| CN205824438U (en) * | 2016-07-18 | 2016-12-21 | 佛山市胜安制冷配件有限公司 | Lock tube device and pressure vessel detecting system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107063559B (en) | 2019-06-07 |
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Effective date of registration: 20210625 Address after: No.18, No.3 Industrial Road, denggang, Lishui Town, Nanhai District, Foshan City, Guangdong Province Patentee after: FOSHAN HERAN REFRIGERATION EQUIPMENT Co.,Ltd. Address before: 528244 north side of Fenggang bridge, Shengli village, Lishui, Foshan City, Guangdong Province Patentee before: FOSHAN SHENGAN REFRIGERATION FITTINGS Co.,Ltd. |
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