CN209557862U - A kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system - Google Patents
A kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system Download PDFInfo
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- CN209557862U CN209557862U CN201920016365.1U CN201920016365U CN209557862U CN 209557862 U CN209557862 U CN 209557862U CN 201920016365 U CN201920016365 U CN 201920016365U CN 209557862 U CN209557862 U CN 209557862U
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- Prior art keywords
- head tube
- annular
- fixture block
- groove
- annular fixture
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Abstract
The utility model belongs to refrigerant pipe joint technique field, in particular a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system, including external head tube, inscribed head tube is slidably fitted in the external head tube, one end of inscribed head tube extends to outside external head tube, fixing sleeve is equipped with annular fixed seat and first annular fixture block in external head tube, fixing sleeve is equipped with the second annular fixture block in inscribed head tube, second annular fixture block is contacted with first annular fixture block and external head tube, and second annular fixture block open up that there are two the first grooves close to the side of first annular fixture block, the first pin shaft is slidably fitted in first groove, first pin shaft is fixedly mounted on first annular fixture block close to one end of annular fixed seat.The utility model structure is simple, easy to operate, can quickly inscribed head tube and external head tube be patched and is fixed together by simple rotational action, time saving and energy saving, has brought very big convenience.
Description
Technical field
The utility model relates to refrigerant pipe joint technique field more particularly to a kind of inserting suitable for transport refrigeration system
Formula refrigerant pipe joint structure.
Background technique
With economic continuous development, transport refrigeration equipment achieves very big development, meets people to various articles
Transport refrigeration demand, refrigerant pipe is the important component of transport refrigeration system, is mainly used to transmit refrigerant, generally all have
Valve and connector, convenient for patching refrigeration equipment.
But in the prior art, the clamping of refrigerant pipe fitting coupling pipe and inscribed head tube be substantially using bolt into
Row is fixed, cumbersome, time-consuming and laborious, is not easy to quickly carry out patching fixation, people's use is not easy to, for this purpose, proposing one kind
Instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is suitable for transport
The instant-plugging refrigerant pipe joint structure of refrigeration system.
To achieve the goals above, the utility model adopts the technical scheme that a kind of suitable for transport refrigeration system
Instant-plugging refrigerant pipe joint structure, including external head tube is slidably fitted with inscribed head tube in the external head tube, head tube is inscribed
One end extend to outside external head tube, in external head tube fixing sleeve be equipped with annular fixed seat and first annular fixture block, be inscribed head tube
Upper fixing sleeve is equipped with the second annular fixture block, and the second annular fixture block is contacted with first annular fixture block and external head tube, and the second ring
Shape fixture block is opened up close to the side of first annular fixture block there are two the first groove, is slidably fitted with the first pin shaft in the first groove,
First pin shaft is fixedly mounted on first annular fixture block close to one end of annular fixed seat, and it is logical that first is offered on the first pin shaft
Hole, the second pin shaft is slidably fitted in first through hole, and the second pin shaft is square type structure, two the first grooves side close to each other
The second groove is offered on inner wall, two the second pin shaft one end close to each other extend respectively in corresponding second groove,
And second pin shaft be slidably connected with the inner wall of corresponding second groove, tapped through hole is offered on the second pin shaft, in tapped through hole
Screw thread is equipped with screw rod, and two screw rod one end close to each other extend respectively to outside corresponding tapped through hole, the side of the second groove
First annular groove is offered on wall, is rotatably equipped with first gear in first annular groove, and first gear is fixed to be set in pair
On the screw rod answered, the second annular fixture block is opened up far from the side of first annular fixture block there are two third groove, third groove with it is right
The first annular groove connection answered, and it is rotatably equipped with second gear in third groove, second gear is close to annular fixed seat
Side extends in corresponding first annular groove and engages with first gear, and side of the second gear far from annular fixed seat
It extends to outside corresponding third groove.
Preferably, the second annular groove that side is opening is offered on the inner wall of the external head tube, the second annular is recessed
Slot is fixedly installed with sealing ring on the side inner wall of annular fixed seat, and sealing ring is slidably located in inscribed head tube.
Preferably, third annular fixture block is slidably fitted in the second annular groove, third annular fixture block fixing sleeve is set
On interior junction block, and side of the third annular fixture block far from annular fixed seat is fixedly connected with the second annular fixture block, third ring
Shape fixture block is contacted with sealing ring.
Preferably, second groove is fixedly installed with rotation seat, screw rod rotation on the side inner wall of inscribed head tube
It is mounted on corresponding rotation seat.
Preferably, it is fixedly installed with snap-gauge on the side wall of second groove, the second through-hole is offered on snap-gauge, second is logical
First bearing is fixedly installed in hole, the inner ring fixation of first bearing is set on corresponding screw rod.
Preferably, third through-hole is offered in the second gear, is consolidated in the top inner wall and bottom interior wall of third groove
Dingan County is equipped with the same rotating bar, and rotating bar runs through third through-hole, and fixing sleeve is equipped with second bearing, second bearing in rotating bar
Outer ring be fixedly mounted on the inner wall of third through-hole.
Compared with prior art, the utility model has the beneficial effects that
Pass through inscribed head tube, external head tube, the second annular fixture block, first annular fixture block, the first pin shaft, the first groove, the
Two gears, rotating bar, first gear, first annular groove, screw rod and rotation seat match, and inscribed head tube are slidably inserted into external
In head tube, the second annular fixture block is contacted with first annular fixture block, and two the first pin shafts slip into corresponding first groove respectively
It is interior, two second gears are rotated, second gear is driven to be rotated in rotating bar, and second gear drives first gear in the first ring
Rotation in connected in star, screw rod are driven by first gear and rotate on rotation seat, pass through screw rod, tapped through hole, the second pin shaft, second
Groove, inscribed head tube, first through hole, the first pin shaft and external head tube match, and screw rod is driven in corresponding tapped through hole
Rotation, the second pin shaft drive sliding and separate inscribed head tube, two the second pin shaft difference in corresponding second groove by screw rod
It is driven and slips into corresponding first through hole, two the first pin shafts are fixed, and inscribed head tube is fixed on external head tube
Together, end of operation.
The utility model structure is simple, easy to operate, by simple rotational action can quickly inscribed head tube and
External head tube, which patches, to be fixed together, time saving and energy saving, has brought very big convenience.
Detailed description of the invention
Fig. 1 faces schematic cross-sectional view for the utility model；
Fig. 2 is the enlarged structure schematic diagram of part A in Fig. 1；
Fig. 3 is the enlarged structure schematic diagram of part B in Fig. 2.
In figure: 1, external head tube；2, head tube is inscribed；3, annular fixed seat；4, first annular fixture block；5, the second annular snap
Block；6, the first groove；7, the first pin shaft；8, first through hole；9, the second groove；10, the second pin shaft；11, tapped through hole；12, silk
Bar；13, first annular groove；14, first gear；15, third groove；16, second gear.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of instant-plugging suitable for transport refrigeration system
Refrigerant pipe joint structure, including external head tube 1 are slidably fitted with inscribed head tube 2 in external head tube 1, and one end of inscribed head tube 2 is prolonged
It extends to outside external head tube 1, fixing sleeve is equipped with annular fixed seat 3 and first annular fixture block 4 in external head tube 1, is inscribed solid in head tube 2
Surely it is arranged with the second annular fixture block 5, the second annular fixture block 5 is contacted with first annular fixture block 4 and external head tube 1, and the second ring
Shape fixture block 5 is opened up close to the side of first annular fixture block 4 there are two the first groove 6, is slidably fitted with the first pin in the first groove 6
Axis 7, the first pin shaft 7 are fixedly mounted on first annular fixture block 4 close to one end of annular fixed seat 3, are offered on the first pin shaft 7
First through hole 8, the second pin shaft 10 is slidably fitted in first through hole 8, and the second pin shaft 10 is square type structure, two the first grooves 6
The second groove 9 is offered on side inner wall close to each other, two the second pin shaft 10 one end close to each other extend respectively to
In corresponding second groove 9, and the second pin shaft 10 is slidably connected with the inner wall of corresponding second groove 9, opens on the second pin shaft 10
Equipped with tapped through hole 11,11 internal screw thread of tapped through hole is equipped with screw rod 12, and two one end close to each other of screw rod 12 each extend over
Outside to corresponding tapped through hole 11, first annular groove 13 is offered on the side wall of the second groove 9, is turned in first annular groove 13
Dynamic to be equipped with first gear 14, the fixation of first gear 14 is set on corresponding screw rod 12, and the second annular fixture block 5 is far from the first ring
The side of shape fixture block 4 is opened up there are two third groove 15, and third groove 15 is connected to corresponding first annular groove 13, and third
Second gear 16 is rotatably equipped in groove 15, second gear 16 extends to corresponding first close to the side of annular fixed seat 3
Engaged in annular groove 13 and with first gear 14, and second gear 16 extended to far from the side of annular fixed seat 3 it is corresponding
Outside third groove 15；
The second annular groove that side is opening is offered on the inner wall of external head tube 1, second annular groove is close to annular
Sealing ring is fixedly installed on the side inner wall of fixing seat 3, sealing ring is slidably located in inscribed head tube 2, second annular groove
It is inside slidably fitted with third annular fixture block, third annular fixture block fixing sleeve is located in inscribed head tube 2, and third annular fixture block is separate
The side of annular fixed seat 3 is fixedly connected with the second annular fixture block 5, and third annular fixture block is contacted with sealing ring, and the second groove 9 leans on
It is fixedly installed with rotation seat on the side inner wall of nearly inscribed head tube 2, screw rod 12 is rotatably installed on corresponding rotation seat, and second is recessed
It is fixedly installed with snap-gauge on the side wall of slot 9, the second through-hole is offered on snap-gauge, is fixedly installed with first bearing in the second through-hole,
The inner ring fixation of first bearing is set on corresponding screw rod 12, and third through-hole, third groove 15 are offered in second gear 16
Top inner wall and bottom interior wall on be fixedly installed with the same rotating bar, rotating bar runs through third through-hole, and solid in rotating bar
Surely it is arranged with second bearing, the outer ring of second bearing is fixedly mounted on the inner wall of third through-hole, by inscribed head tube 2, external
Head tube 1, second annular fixture block 5, first annular fixture block 4, the first pin shaft 7, the first groove 6, second gear 16, rotating bar, first
Gear 14, first annular groove 13, screw rod 12 and rotation seat match, and inscribed head tube 2 is slidably inserted into external head tube 1, the
Second ring fixture block 5 is contacted with first annular fixture block 4, and two the first pin shafts 7 are slipped into respectively in corresponding first groove 6, is turned
Two second gears 16 are moved, second gear 16 is driven to be rotated in rotating bar, and second gear 16 drives first gear 14 the
Rotation in one annular groove 13, screw rod 12 are driven by first gear 14 and rotate on rotation seat, pass through screw rod 12, tapped through hole
11, the second pin shaft 10, the second groove 9, inscribed head tube 2, first through hole 8, the first pin shaft 7 and external head tube 1 match, screw rod 12
It is driven and is rotated in corresponding tapped through hole 11, the second pin shaft 10 is driven by screw rod 12 and slides in corresponding second groove 9
And far from inscribed head tube 2, two the second pin shafts 10 are driven respectively slips into corresponding first through hole 8, two the first pin shafts 7
It is fixed, inscribed head tube 2 is fixed together with external head tube 1, and end of operation, the utility model structure is simple, operation side
Just, can quickly inscribed head tube 2 and external head tube 1 be patched and is fixed together by simple rotational action, it is time saving and energy saving,
Very big convenience is brought.
Working principle: in use, first inscribed head tube 2 is slidably inserted into external head tube 1, at this time the second annular fixture block 5 and
First annular fixture block 4 contacts, and two the first pin shafts 7 are slipped into respectively in corresponding first groove 6, then rotation two second
Gear 16, second gear 16 is driven to be rotated in rotating bar, while second gear 16 drives first gear 14 first annular
Rotation in groove 13, rotates on rotation seat, while screw rod 12 is driven in correspondence so that screw rod 12 is driven by first gear 14
Tapped through hole 11 in rotation because the second pin shaft 10 be square type structure, the second pin shaft 10 by screw rod 12 drive in correspondence
The second groove 9 in sliding and far from inscribed head tube 2, while two the second pin shafts 10 are driven slip into corresponding the respectively
Head tube 2 is inscribed at this time and is fixed together with external head tube 1, has operated so that two the first pin shafts 7 are fixed for one through-hole 8
Finish.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system, including external head tube (1), feature exists
In: inscribed head tube (2) are slidably fitted in the external head tube (1), the one end of inscribed head tube (2) extends to external head tube (1)
Outside, fixing sleeve is equipped with annular fixed seat (3) and first annular fixture block (4) on external head tube (1), and fixing sleeve on head tube (2) is inscribed
Equipped with the second annular fixture block (5), the second annular fixture block (5) contacts with first annular fixture block (4) and external head tube (1), and the
Second ring fixture block (5) is opened up close to the side of first annular fixture block (4) there are two the first groove (6), and the first groove (6) is interior to be slided
It is equipped with the first pin shaft (7), the first pin shaft (7) is fixedly mounted on first annular fixture block (4) close to the one end of annular fixed seat (3)
On, it offers on the first pin shaft (7) first through hole (8), is slidably fitted with the second pin shaft (10) in first through hole (8), the second pin
Axis (10) is square type structure, is offered the second groove (9) on two the first grooves (6) side inner wall close to each other, two
Second pin shaft (10) one end close to each other extends respectively in corresponding second groove (9), and the second pin shaft (10) with it is corresponding
The inner wall of the second groove (9) be slidably connected, offered on the second pin shaft (10) tapped through hole (11), tapped through hole (11) interior spiral shell
Line is equipped with screw rod (12), and two screw rod (12) one end close to each other extend respectively to corresponding tapped through hole (11) outside, the
It is offered on the side wall of two grooves (9) first annular groove (13), is rotatably equipped with first gear in first annular groove (13)
(14), first gear (14) fixation is set on corresponding screw rod (12), and the second annular fixture block (5) is far from first annular fixture block
(4) side is opened up there are two third groove (15), and third groove (15) is connected to corresponding first annular groove (13), and the
It is rotatably equipped with second gear (16) in three grooves (15), second gear (16) is extended to close to the side of annular fixed seat (3)
It is engaged in corresponding first annular groove (13) and with first gear (14), and second gear (16) is far from annular fixed seat (3)
Side extend to corresponding third groove (15) outside.
2. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system according to claim 1, feature
It is: offers the second annular groove that side is opening on the inner wall of the external head tube (1), second annular groove leans on near-ring
Sealing ring is fixedly installed on the side inner wall of shape fixing seat (3), sealing ring is slidably located on inscribed head tube (2).
3. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system according to claim 2, feature
It is: is slidably fitted with third annular fixture block in the second annular groove, third annular fixture block fixing sleeve is located at inscribed head tube
(2) on, and side of the third annular fixture block far from annular fixed seat (3) is fixedly connected with the second annular fixture block (5), third annular
Fixture block is contacted with sealing ring.
4. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system according to claim 1, feature
Be: second groove (9) is fixedly installed with rotation seat, screw rod (12) rotation on the side inner wall of inscribed head tube (2)
It is mounted on corresponding rotation seat.
5. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system according to claim 1, feature
It is: is fixedly installed with snap-gauge on the side wall of second groove (9), the second through-hole is offered on snap-gauge, is consolidated in the second through-hole
Dingan County is equipped with first bearing, and the inner ring fixation of first bearing is set on corresponding screw rod (12).
6. a kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system according to claim 1, feature
It is: offers third through-hole on the second gear (16), fixed in the top inner wall and bottom interior wall of third groove (15)
The same rotating bar is installed, rotating bar runs through third through-hole, and fixing sleeve is equipped with second bearing in rotating bar, second bearing
Outer ring is fixedly mounted on the inner wall of third through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920016365.1U CN209557862U (en) | 2019-01-05 | 2019-01-05 | A kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920016365.1U CN209557862U (en) | 2019-01-05 | 2019-01-05 | A kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209557862U true CN209557862U (en) | 2019-10-29 |
Family
ID=68305557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920016365.1U Expired - Fee Related CN209557862U (en) | 2019-01-05 | 2019-01-05 | A kind of instant-plugging refrigerant pipe joint structure suitable for transport refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209557862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197076A (en) * | 2020-10-26 | 2021-01-08 | 长隆重工科技(苏州)有限公司 | Connecting structure for ultralow-temperature fluid handling equipment |
-
2019
- 2019-01-05 CN CN201920016365.1U patent/CN209557862U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197076A (en) * | 2020-10-26 | 2021-01-08 | 长隆重工科技(苏州)有限公司 | Connecting structure for ultralow-temperature fluid handling equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191029 Termination date: 20210105 |