CN110260066A - A kind of effective steel bushing of fastening type cryogenic refrigeration equipment exhaust - Google Patents
A kind of effective steel bushing of fastening type cryogenic refrigeration equipment exhaust Download PDFInfo
- Publication number
- CN110260066A CN110260066A CN201910540138.3A CN201910540138A CN110260066A CN 110260066 A CN110260066 A CN 110260066A CN 201910540138 A CN201910540138 A CN 201910540138A CN 110260066 A CN110260066 A CN 110260066A
- Authority
- CN
- China
- Prior art keywords
- steel bushing
- fixed
- steel pipe
- refrigeration equipment
- fastening type
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
Abstract
The present invention relates to a kind of fastening type cryogenic refrigeration equipment to be vented effective steel bushing, aim to solve the problem that existing steel bushing when fixed, only simply it is fixed using single screw, the problem of to result in steel bushing to be not fixed firmly, including fixing screws and the first threaded hole, first threaded hole is provided on steel bushing, and the fixing screws screw thread is arranged in the first threaded hole, and the second threaded hole opened up on fixing screws and sealing ring is threadedly coupled；This fastening type cryogenic refrigeration equipment is vented in effective steel bushing, by increasing threaded rod, clamping groove and the composite structure of clamping block, on the basis of fixing screws are fixed, connecting and fixing again for steel bushing and upper steel pipe may be implemented by the synergistic effect of three, structure setting is reasonable in the present invention, it can achieve the effect being fixedly secured to steel bushing, upper steel pipe and lower steel pipe by multistep fixation, existing the problem of being not fixed firmly when fixed so as to avoid traditional single screw.
Description
Technical field
The present invention relates to cryogenic refrigeration equipment technical fields, and in particular to a kind of fastening type cryogenic refrigeration equipment exhaust is effective
Steel bushing.
Background technique
Existing cryogenic refrigeration equipment exhaust pipe mostly uses greatly steel pipe annular knurl, makes copper pipe welding position inaccurate, is not easy to
Plumbers shed carries out rapid abutting joint and the sealing effect of body is poor, and the connection type of existing exhaust pipe is not able to satisfy gradually
Production needs, therefore we make improvement to this, proposes that a kind of refrigeration equipment is vented effective steel bushing.
Notification number is the patent application of CN207454979U, discloses a kind of effective steel bushing of refrigeration equipment exhaust, the refrigeration
Equipment is vented effective steel bushing by following structure composition: body；Upper copper pipe；Lower copper pipe；First elastic adjusting screw rod；Second elastic tune
Save screw rod；Outer tube；First half-round metal sealing ring；Second half-round metal sealing ring；First bearing seat；Second bearing seat；
First spring seat；Second spring pedestal；First spring；Second spring；Inner tube；Strip-shaped clamp groove；Upper zigzag fixture block；Upper bar shaped
Fixture block；Lower zigzag fixture block；Lower bar shaped fixture block and zigzag card slot, this kind of refrigeration equipment are vented effective steel bushing, pass through exhaust pipe
Body be changed to by pervious copper pipe annular knurl do the mode of star-spangled banner to be positioned, control unilateral gap, keep steel-pipe welding stronger,
By be equipped with zigzag fixture block, bar shaped fixture block, strip-shaped clamp groove and zigzag card slot, convenient for staff using body to copper pipe into
Row rapid abutting joint can adjust metal sealing by elastic adjusting screw rod by being equipped with elastic adjusting screw rod and metal o-ring
The clamping degree of circle improves the sealing effect of body.
But the refrigeration equipment is vented effective steel bushing when fixed, is only simply fixed using single screw, thus
The problem of resulting in steel bushing to be not fixed firmly, to solve the above-mentioned problems, the present invention provides a kind of fastening type cryogenic refrigerations to set
It is standby to be vented effective steel bushing.
Summary of the invention
(1) technical problems to be solved
It is an object of the invention to overcome the deficiencies in the prior art, adapt to reality and need, provide a kind of fastening type low temperature system
Cool equipment is vented effective steel bushing, to solve existing steel bushing when fixed, is only simply fixed using single screw, thus just
The problem of causing steel bushing to be not fixed firmly.
(2) technical solution
In order to achieve the object of the present invention, the technical scheme adopted by the invention is as follows:
A kind of effective steel bushing of fastening type cryogenic refrigeration equipment exhaust, including steel bushing, upper steel pipe, lower steel pipe and sealing ring, institute
It states steel bushing to be movably set in outside steel pipe and lower steel pipe, the sealing ring fixation is set in outside lower steel pipe, and sealing ring activity is set
It sets outside upper steel pipe, fixation kit is provided in the steel bushing, the fixation kit includes fixing screws and the first threaded hole, institute
It states the first threaded hole to be provided on steel bushing, the fixing screws screw thread is arranged in the first threaded hole, and fixing screws and sealing ring
On the second threaded hole for opening up be threadedly coupled, the tip of the fixing screws extends to the thread groove opened up on steel pipe, and solid
Determine screw and thread groove screw thread is arranged, thread bush is equipped with screwed pipe in the fixing screws, and offers the first ring on screwed pipe
Shape sliding slot, sliding is provided with the first sliding ball in the first annular sliding slot, and the side wall of the first sliding ball is fixedly installed the
One support rod, the first support bar are fixed on the interior plate of steel bushing, and the screwed pipe fixed sleeves are equipped with the first cone
Gear, and the upper end of first bevel gear is engaged with second bevel gear, and the second annular is offered on the side wall of the second bevel gear
Sliding slot, and sliding is provided with the second sliding ball in the second annular groove, the side wall of second sliding ball is fixedly installed second
Support rod, and the other end of second support bar is fixed on the interior plate of steel bushing, is opened up in the middle part of the second bevel gear
There is third threaded hole, and third threaded hole internal screw thread is provided with threaded rod, one end of the threaded rod is connected with elastic telescopicing rod,
And the other end of elastic telescopicing rod is fixed on the interior plate of steel bushing, the other end of the threaded rod extends to clamping groove
It is interior, and clamping groove is provided on clamping block, the clamping block is fixed on the outer tube of steel pipe.
Further, the quantity of first sliding ball is at least provided with three, and three the first sliding balls are isodistantly spaced
Annular setting.
Further, the fixing screws are provided with three groups, and three groups of fixing screws are isodistantly spaced annular spread.
Further, positioning runner is offered on the interior plate of the steel bushing, it is fixed to be provided on the outer tube of the upper steel pipe
Position sliding block, and positioning sliding block is slidably arranged in positioning runner.
Further, gag lever post is provided in the clamping groove, and the lower end of gag lever post extends to outside clamping groove, the limit
Being intertwined and connected on the bar of position has limit spring, and the both ends of limit spring are respectively fixedly disposed on the side wall of gag lever post and clamping block
Lower end surface on, the lower end of the gag lever post extends in limit hole, and limit hole is provided on limited block, and the limited block is solid
It is arranged on the outer panel of upper steel pipe calmly.
Further, the quantity of the positioning sliding block is provided with three groups, and three groups of positioning sliding blocks are isodistantly spaced annular spread.
Further, the gag lever post is located at one end in clamping groove in round end structure.
Further, anti-skidding component is provided on the interior plate of the steel bushing.
Further, the anti-skidding component includes non-slipping block, antiskid bar and anti-slip hole, and the non-slipping block is fixed at steel
On the interior plate of set, the antiskid bar is fixed on the outer tube of lower steel pipe, and the anti-slip hole is provided on non-slipping block, described
Antiskid bar is slidably arranged in anti-slip hole.
Further, the lower end of the antiskid bar is set as round end structure.
(3) the utility model has the advantages that
This fastening type cryogenic refrigeration equipment is vented in effective steel bushing, by increasing threaded rod, clamping groove and clamping block
Steel bushing and upper steel pipe may be implemented again by the synergistic effect of three on the basis of fixing screws are fixed in composite structure
It connects and fixes, meanwhile, the composite structure of gag lever post, limited block and limit hole is also added, the setting of three can be further right
Steel bushing and upper steel pipe are connected and fixed, this fastening type cryogenic refrigeration equipment is vented in effective steel bushing, also add anti-skidding component,
The setting of anti-skidding component will effectively can connect and fix between steel bushing and lower steel pipe, and structure setting is reasonable in the present invention, lead to
Crossing multistep fixation can achieve the effect being fixedly secured to steel bushing, upper steel pipe and lower steel pipe, so as to avoid the single screw of tradition
Existing the problem of being not fixed firmly when fixed.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is broken section structural schematic diagram of the present invention；
Fig. 3 is steel bushing overlooking structure diagram of the present invention；
Fig. 4 is upper steel pipe overlooking structure diagram in the present invention；
Fig. 5 is anti-skidding component structural schematic diagram in the present invention；
Fig. 6 is fixation kit structural schematic diagram in the present invention；
Fig. 7 is A structure enlargement diagram in the present invention.
Appended drawing reference is as follows:
Steel bushing 1, upper steel pipe 2, lower steel pipe 3, sealing ring 4, fixation kit 5, fixing screws 51, the first threaded hole 52, second
Threaded hole 53, thread groove 54, screwed pipe 55, first annular sliding slot 56, the first sliding ball 57, first support bar 58, first bore tooth
Take turns 59, second bevel gear 510, the second sliding ball 511, second support bar 512, third threaded hole 513, elastic telescopicing rod 514, spiral shell
Rasp bar 515, clamping groove 516, clamping block 517, gag lever post 518, limit spring 519, limited block 520, limit hole 521, positioning are slided
Slot 6, positioning sliding block 7, anti-skidding component 8, non-slipping block 81, antiskid bar 82, anti-slip hole 83.
Specific embodiment
The present invention is further described for 1-7 and embodiment with reference to the accompanying drawing:
A kind of effective steel bushing of fastening type cryogenic refrigeration equipment exhaust, including steel bushing 1, upper steel pipe 2, lower steel pipe 3 and sealing ring
4, steel bushing 1 is movably set in outside steel pipe 2 and lower steel pipe 3, and the fixation of sealing ring 4 is set in outside lower steel pipe 3, and 4 activity of sealing ring
It is arranged outside upper steel pipe 2, fixation kit 5 is provided in steel bushing 1, fixation kit 5 includes fixing screws 51 and the first threaded hole 52,
First threaded hole 52 is provided on steel bushing 1, and 51 screw thread of fixing screws is arranged in the first threaded hole 52, and fixing screws 51 and sealing
The second threaded hole 53 opened up on ring 4 is threadedly coupled, and the tip of fixing screws 51 extends to the thread groove opened up on steel pipe 2
54, and fixing screws 51 and 54 screw thread of thread groove are arranged, thread bush is equipped with screwed pipe 55 in fixing screws 51, and on screwed pipe 55
First annular sliding slot 56 is offered, is slided in first annular sliding slot 56 and is provided with the first sliding ball 57, and the first sliding ball 57
Side wall is fixedly installed first support bar 58, and first support bar 58 is fixed on the interior plate of steel bushing 1, solid outside screwed pipe 55
Surely it is arranged with first bevel gear 59, and the upper end of first bevel gear 59 is engaged with second bevel gear 510, second bevel gear 510
The second annular groove is offered on side wall, and sliding is provided with the second sliding ball 511, the second sliding ball in the second annular groove
511 side wall is fixedly installed second support bar 512, and the other end of second support bar 512 is fixed at the inside of steel bushing 1
On plate, the middle part of second bevel gear 510 offers third threaded hole 513, and 513 internal screw thread of third threaded hole is provided with threaded rod
515, one end of threaded rod 515 is connected with elastic telescopicing rod 514, and the other end of elastic telescopicing rod 514 is fixed at steel bushing 1
Interior plate on, the other end of threaded rod 515 extends in clamping groove 516, and clamping groove 516 is provided on clamping block 517, card
It connects block 517 to be fixed on the outer tube of steel pipe 2, this fastening type cryogenic refrigeration equipment is vented in effective steel bushing, passes through increase
The composite structure of threaded rod 515, clamping groove 516 and clamping block 517 passes through three on the basis of fixing screws 51 are fixed
Synergistic effect connecting and fixing again for steel bushing 1 and upper steel pipe 2 may be implemented, meanwhile, also add gag lever post 518, limited block
520 and limit hole 521 composite structure, the setting of three can further connect and fix steel bushing 1 and upper steel pipe 2, this
Fastening type cryogenic refrigeration equipment is vented in effective steel bushing, and structure setting is reasonable in the present invention, can achieve pair by the way that multistep is fixed
The effect that steel bushing 1, upper steel pipe 2 and lower steel pipe 3 are fixedly secured, existing fixation is not when fixed so as to avoid traditional single screw
Secured problem.
The composite structure of above-mentioned the first sliding ball 57 and first support bar 58 plays a supportive role, preferably solid in order to reach
Determine effect, in the present embodiment, the quantity of the first sliding ball 57 is at least provided with three, and three the first sliding balls 57 are isodistantly spaced
Annular setting.
In order to reach more firm fixed effect, in the present embodiment, fixing screws 51 are provided with three groups, and three groups solid
Determine screw 51 and is isodistantly spaced annular spread.
When carrying out assembling fixed to steel bushing 1, upper steel pipe 2 and lower steel pipe 3, in order to enable enable three position more
Add accurate positioning, in the present embodiment, positioning runner 6 is offered on the interior plate of steel bushing 1, is provided on the outer tube of upper steel pipe 2
Positioning sliding block 7, and positioning sliding block 7 is slidably arranged in positioning runner 6.
In the present embodiment, gag lever post 518 is provided in clamping groove 516, and the lower end of gag lever post 518 extends to clamping groove
Outside 516, being intertwined and connected on gag lever post 518 has limit spring 519, and the both ends of limit spring 519 are respectively fixedly disposed at limit
On on the side wall of the bar 518 and lower end surface of clamping block 517, the lower end of gag lever post 518 is extended in limit hole 521, and limit hole
521 are provided on limited block 520, and limited block 520 is fixed on the outer panel of steel pipe 2, and above-mentioned threaded rod 515 moves
When, gag lever post 518 can be contradicted and moved downward, the movement of gag lever post 518 can enter in limit hole 521, to realize gag lever post 518
It is relatively fixed with limited block 520, and then steel bushing 1 and upper steel pipe 2 can be connected and fixed.
Effect is preferably accurately positioned in order to play, in the present embodiment, the quantity of positioning sliding block 7 is provided with three groups, and three
Group positioning sliding block 7 is isodistantly spaced annular spread.
When above-mentioned threaded rod 515 contradicts the movement of gag lever post 518, the case where being stuck in order to prevent, the present embodiment
In, gag lever post 518 is located at one end in clamping groove 516 in round end structure.
In the present embodiment, it is provided with anti-skidding component 8 on the interior plate of steel bushing 1, anti-skidding component 8 includes non-slipping block 81, anti-skidding
Bar 82 and anti-slip hole 83, non-slipping block 81 are fixed on the interior plate of steel bushing 1, and antiskid bar 82 is fixed at lower steel pipe 3
On outer tube, anti-slip hole 83 is provided on non-slipping block 81, and antiskid bar 82 is slidably arranged in anti-slip hole 83, the setting of anti-skidding component 8,
Effectively steel bushing 1 and lower steel pipe 3 can be connected and fixed.
The case where blocking in order to prevent, in the present embodiment, the lower end of antiskid bar 82 is set as round end structure.
The invention has the advantages that:
This fastening type cryogenic refrigeration equipment is vented in effective steel bushing, by increasing threaded rod 515, clamping groove 516 and card
1 He of steel bushing may be implemented by the synergistic effect of three on the basis of fixing screws 51 are fixed in the composite structure for connecing block 517
Upper steel pipe 2 connects and fixes again, meanwhile, the composite structure of gag lever post 518, limited block 520 and limit hole 521 is also added,
The setting of three can further connect and fix steel bushing 1 and upper steel pipe 2, this fastening type cryogenic refrigeration equipment exhaust pipe
With anti-skidding component 8 in steel bushing, is also added, the setting of anti-skidding component 8 will effectively can block between steel bushing 1 and lower steel pipe 3
Fixation is connect, structure setting is reasonable in the present invention, can achieve to steel bushing 1, upper steel pipe 2 and lower steel pipe 3 securely by the way that multistep is fixed
Fixed effect, existing the problem of being not fixed firmly when fixed so as to avoid traditional single screw.
What the embodiment of the present invention was announced is preferred embodiment, and however, it is not limited to this, the ordinary skill people of this field
Member, easily according to above-described embodiment, understands spirit of the invention, and make different amplification and variation, but as long as not departing from this
The spirit of invention, all within the scope of the present invention.
Claims (10)
1. a kind of fastening type cryogenic refrigeration equipment is vented effective steel bushing, including steel bushing (1), upper steel pipe (2), lower steel pipe (3) and close
Seal ring (4), the steel bushing (1) are movably set in steel pipe (2) and lower steel pipe (3) outside, and sealing ring (4) fixation is set in down
Outside, and sealing ring (4) is movably arranged on steel pipe (2) outside to steel pipe (3), which is characterized in that is provided with fixation in the steel bushing (1)
Component (5), the fixation kit (5) include fixing screws (51) and the first threaded hole (52), and first threaded hole (52) is opened
It is located on steel bushing (1), fixing screws (51) screw thread is arranged in the first threaded hole (52), and fixing screws (51) and sealing ring
(4) the second threaded hole (53) opened up on is threadedly coupled, and the tip of the fixing screws (51), which extends on steel pipe (2), to be opened up
Thread groove (54), and fixing screws (51) and thread groove (54) screw thread are arranged, and thread bush is equipped on the fixing screws (51)
Screwed pipe (55), and first annular sliding slot (56) are offered on screwed pipe (55), sliding is set in the first annular sliding slot (56)
It is equipped with the first sliding ball (57), and the side wall of the first sliding ball (57) is fixedly installed first support bar (58), described first
Strut (58) is fixed on the interior plate of steel bushing (1), and screwed pipe (55) fixed sleeves are equipped with first bevel gear (59),
And the upper end of first bevel gear (59) is engaged with second bevel gear (510), is offered on the side wall of the second bevel gear (510)
Second annular groove, and sliding is provided with the second sliding ball (511) in the second annular groove, second sliding ball (511)
Side wall is fixedly installed second support bar (512), and the other end of second support bar (512) is fixed at the interior of steel bushing (1)
It on side plate, is offered third threaded hole (513) in the middle part of the second bevel gear (510), and third threaded hole (513) internal screw thread
It is provided with threaded rod (515), one end of the threaded rod (515) is connected with elastic telescopicing rod (514), and elastic telescopicing rod
(514) the other end is fixed on the interior plate of steel bushing (1), and the other end of the threaded rod (515) extends to clamping groove
(516) in, and clamping groove (516) is provided on clamping block (517), and the clamping block (517) is fixed at steel pipe (2)
On outer tube.
2. fastening type cryogenic refrigeration equipment as described in claim 1 is vented effective steel bushing, it is characterised in that: first sliding
The quantity of ball (57) is at least provided with three, and three the first sliding balls (57) are isodistantly spaced annular setting.
3. fastening type cryogenic refrigeration equipment as described in claim 1 is vented effective steel bushing, it is characterised in that: the fixing screws
(51) be provided with three groups, and three groups of fixing screws (51) are isodistantly spaced annular spread.
4. fastening type cryogenic refrigeration equipment as described in claim 1 is vented effective steel bushing, it is characterised in that: the steel bushing (1)
Interior plate on offer positioning runner (6), be provided with positioning sliding block (7) on the outer tube of the upper steel pipe (2), and positioning sliding block
(7) it is slidably arranged in positioning runner (6).
5. fastening type cryogenic refrigeration equipment as described in claim 1 is vented effective steel bushing, it is characterised in that: the clamping groove
(516) it is provided with gag lever post (518) in, and the lower end of gag lever post (518) extends to clamping groove (516) outside, the gag lever post
(518) being intertwined and connected on has limit spring (519), and the both ends of limit spring (519) are respectively fixedly disposed at gag lever post (518)
Side wall on and the lower end surface of clamping block (517) on, the lower end of the gag lever post (518) extends in limit hole (521), and limits
Position hole (521) is provided on limited block (520), and the limited block (520) is fixed on the outer panel of steel pipe (2).
6. fastening type cryogenic refrigeration equipment as claimed in claim 4 is vented effective steel bushing, it is characterised in that: the positioning sliding block
(7) quantity is provided with three groups, and three groups of positioning sliding blocks (7) are isodistantly spaced annular spread.
7. fastening type cryogenic refrigeration equipment as claimed in claim 5 is vented effective steel bushing, it is characterised in that: the gag lever post
(518) being located at one end in clamping groove (516) is in round end structure.
8. as fastening type cryogenic refrigeration equipment of any of claims 1-7 is vented effective steel bushing, it is characterised in that: institute
It states and is provided with anti-skidding component (8) on the interior plate of steel bushing (1).
9. fastening type cryogenic refrigeration equipment as claimed in claim 8 is vented effective steel bushing, it is characterised in that: the anti-skidding component
It (8) include non-slipping block (81), antiskid bar (82) and anti-slip hole (83), the non-slipping block (81) is fixed at the interior of steel bushing (1)
On side plate, the antiskid bar (82) is fixed on the outer tube of lower steel pipe (3), and the anti-slip hole (83) is provided with non-slipping block
(81) on, the antiskid bar (82) is slidably arranged in anti-slip hole (83).
10. fastening type cryogenic refrigeration equipment as claimed in claim 9 is vented effective steel bushing, it is characterised in that: the antiskid bar
(82) lower end is set as round end structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540138.3A CN110260066B (en) | 2019-06-21 | 2019-06-21 | Fastening type steel bushing for exhaust pipe of low-temperature refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910540138.3A CN110260066B (en) | 2019-06-21 | 2019-06-21 | Fastening type steel bushing for exhaust pipe of low-temperature refrigeration equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110260066A true CN110260066A (en) | 2019-09-20 |
| CN110260066B CN110260066B (en) | 2020-11-10 |
Family
ID=67920084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910540138.3A Active CN110260066B (en) | 2019-06-21 | 2019-06-21 | Fastening type steel bushing for exhaust pipe of low-temperature refrigeration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110260066B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962819A (en) * | 2022-06-21 | 2022-08-30 | 维格斯(上海)流体技术有限公司 | Stainless steel pipe fitting |
| CN115503304A (en) * | 2022-08-26 | 2022-12-23 | 合肥河钢新材料科技有限公司 | Color plate for preparing air conditioner panel and production process |
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| CN108758124A (en) * | 2018-07-12 | 2018-11-06 | 湖州亨达铝业有限公司 | Connector of steel tube |
| CN109253333A (en) * | 2018-11-20 | 2019-01-22 | 佛山科学技术学院 | A kind of stainless steel tube connection component |
| CN208504806U (en) * | 2018-06-20 | 2019-02-15 | 嵊州市新起点焊接科技有限公司 | A kind of exhaust pipe assembly for liquid storage device |
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| JP2006105269A (en) * | 2004-10-05 | 2006-04-20 | Benex Corp | Pipe joint |
| JP2006266479A (en) * | 2005-03-25 | 2006-10-05 | Ito Tekko Kk | Pipe joint device for pressure feed drainage |
| CN207454979U (en) * | 2017-09-20 | 2018-06-05 | 嵊州市新高轮制冷设备有限公司 | A kind of refrigeration equipment is vented effective steel bushing |
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| CN114962819A (en) * | 2022-06-21 | 2022-08-30 | 维格斯(上海)流体技术有限公司 | Stainless steel pipe fitting |
| CN115503304A (en) * | 2022-08-26 | 2022-12-23 | 合肥河钢新材料科技有限公司 | Color plate for preparing air conditioner panel and production process |
| CN115503304B (en) * | 2022-08-26 | 2023-09-19 | 合肥河钢新材料科技有限公司 | Color plate for preparing air conditioner panel and production process |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110260066B (en) | 2020-11-10 |
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