CN211693853U - Sliding sleeve type connecting air pipe - Google Patents
Sliding sleeve type connecting air pipe Download PDFInfo
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- CN211693853U CN211693853U CN202020122440.5U CN202020122440U CN211693853U CN 211693853 U CN211693853 U CN 211693853U CN 202020122440 U CN202020122440 U CN 202020122440U CN 211693853 U CN211693853 U CN 211693853U
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Abstract
The utility model relates to a sliding sleeve type connecting air pipe, which comprises an outer air pipe and an inner air pipe, wherein the inner air pipe is matched in the outer air pipe in a sliding sleeve connecting mode, the right end of the outer air pipe is an open end, the left end of the inner air pipe is a fixed end, and the fixed end is provided with a fixed plate; a plurality of rows of first vent holes are uniformly formed in the bottom side surface of the outer air pipe, and a plurality of rows of second vent holes are uniformly formed in the bottom side surface of the inner air pipe; a sliding sleeve type connecting air pipe has two states: in the first state, the inner air duct is retracted into the outer air duct; in the second state, the inner air pipe is pulled out from the outer air pipe, and the left end of the outer air pipe is in sealing fit with the right end of the inner air pipe. The utility model discloses can solve traditional connecting air pipe and store too much occupation in place, the inconvenient scheduling problem of transportation.
Description
Technical Field
The utility model relates to a sliding sleeve formula joint air pipe belongs to air pipe field.
Background
Air pipe wide application is in the air pipe design of industrial machine to and civil buildings's ventilation and air conditioning engineering, as carrying cold, hot gas, carries out the passageway that new trend or poisonous and harmful gas carried, the application mainly relates to: heating ventilation pipelines in industrial production lines, electronic industry dust-free factory building purification systems, medical food sterile workshop purification systems, central air conditioning systems of hotels, shopping hospitals, factories and office buildings, exhaust pipes for dust removal, smoke exhaust, oil absorption and the like for industrial pollution control, air supply pipes for industrial environment or post comfort, gas drainage systems for coal mine gas drainage, air supply and return systems for coal mine environment control and the like, and the application is very wide.
For the product with the hollow structure of the traditional air pipe, the following four defects exist.
Firstly, the hollow structure results in the area too big, causes the storage place too much to occupy, causes the storage expense extravagant.
Secondly, the hollow structure also results in an excessive volume of the container, which results in a large transportation cost, especially when the product is exported, which is a waste.
Third, since the ductwork typically has different levels of sealing and compression requirements, some support elements are involved inside the hollow structure to strengthen the hollow structure.
Fourthly, because the air duct usually consists of a plurality of sections, each air duct section can be connected by a flange, and in consideration of sealing and wind pressure resistance, bolts are usually designed as required to be connected between the flanges, so that more labor is required.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a sliding sleeve formula linking air pipe is provided to above-mentioned prior art, it can solve traditional linking air pipe and store too much occupation in place, the inconvenient scheduling problem of transportation.
The utility model provides a technical scheme that above-mentioned problem adopted does: a sliding sleeve type connecting air pipe comprises an outer air pipe and an inner air pipe, wherein the inner air pipe is matched in the outer air pipe in a sliding sleeve connecting mode, the right end of the outer air pipe is an open end, the left end of the inner air pipe is a fixed end, and a fixed plate is arranged at the fixed end;
a plurality of rows of first vent holes are uniformly formed in the bottom side surface of the outer air pipe, and a plurality of rows of second vent holes are uniformly formed in the bottom side surface of the inner air pipe;
a sliding sleeve type connecting air pipe has two states:
in the first state, the inner air duct is retracted into the outer air duct;
in the second state, the inner air pipe is pulled out from the outer air pipe, and the left end of the outer air pipe is in sealing fit with the right end of the inner air pipe.
Preferably, a square flange is connected to the open end.
Preferably, the left end of the outer air pipe is a first connecting end, the upper side, the front side and the rear side of the first connecting end are all inclined inwards by a certain angle, the lower side of the first connecting end and the bottom side of the outer air pipe are positioned on the same plane, the right end of the inner air pipe is a second connecting end, the upper side, the front side and the rear side of the second connecting end are all inclined outwards by a certain angle, the lower side of the second connecting end and the bottom side of the inner air pipe are positioned on the same plane, and an inner air pipe sealing strip is arranged on the periphery of the second connecting end;
the upper side face of the second connecting end is matched with the upper side face of the first connecting end, the lower side face of the second connecting end is matched with the lower side face of the first connecting end, the front side face of the second connecting end is matched with the front side face of the first connecting end, and the rear side face of the second connecting end is matched with the rear side face of the first connecting end.
Preferably, a pull ring is arranged at the center of the fixing plate, and a tension spring is arranged on the pull ring.
Preferably, the inner air pipe sealing strip is made of Teflon material.
Preferably, a plurality of spherical bumps are arranged on the second connecting end.
Preferably, a middle pipe can be arranged between the outer air pipe and the inner air pipe, and a plurality of rows of third vent holes are uniformly formed in the bottom side surface of the middle pipe;
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, when the inner air pipe is retracted into the outer air pipe, the middle pipe is also positioned between the inner air pipe and the outer air pipe;
in the second state, the inner air pipe is pulled out from the outer air pipe, the left end of the outer air pipe is in sealing fit with the right end of the middle pipe, and the left end of the middle pipe is in sealing fit with the right end of the inner air pipe.
Preferably, a plurality of middle pipes can be arranged between the outer air pipe and the inner air pipe, and a plurality of rows of third vent holes are uniformly formed in the bottom side surfaces of the middle pipes;
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, the inner air pipe is retracted into the outer air pipe, and the plurality of intermediate pipes are also positioned between the inner air pipe and the outer air pipe;
and in the second state, the inner air pipe is pulled out from the outer air pipe, the left end of the outer air pipe is in sealing fit with the right end of the rightmost middle pipe, the left end of the leftmost middle pipe is in sealing fit with the right end of the inner air pipe, and the left end and the right end of two adjacent middle pipes are in sealing fit.
Compared with the prior art, the utility model has the advantages of:
1. the sliding sleeve type connecting air pipe adopts the sliding sleeve connecting design, thereby greatly saving the occupied site and greatly saving the storage cost;
2. the sliding sleeve type connecting air pipe adopts the sliding sleeve connecting design, the packing volume is reduced, and the transportation cost is greatly saved;
3. the utility model relates to a sliding sleeve type connecting air pipe, which adopts the sliding sleeve design, and after the installation and the pulling-out, the strengthening design of the sliding sleeve type air pipe joint can ensure the strength of the whole pipeline after the installation and simultaneously save the waste of internal strengthening materials in the traditional design;
4. the utility model relates to a sliding sleeve formula joint air pipe adopts the sliding sleeve design, when implying the tuber pipe installation, only needs the multilayer sliding sleeve tuber pipe to pull out, and is spacing taut, just can accomplish the tuber pipe and lay. The installation process is greatly simplified, and the installation labor is saved.
Drawings
Fig. 1 is a schematic structural view of the sliding sleeve type connecting air pipe of the present invention.
Fig. 2 is a schematic structural diagram of fig. 1 from another view angle.
Fig. 3 is an enlarged view of the detail of the fixing end in fig. 1.
Fig. 4 is an enlarged detail view of the connection end of fig. 1.
Fig. 5 is an enlarged detail view of the tube connection end of fig. 1.
Fig. 6 is a schematic structural view of the present invention in which an intermediate pipe is added between the outer air pipe and the inner air pipe.
Fig. 7 is a exploded view of fig. 6.
Fig. 8 is a schematic structural view of the intermediate pipe in fig. 6.
Wherein:
First connection end 102
Fixed end 201
Second connection end 202
Inner air duct sealing strip 202.1
Spherical bump 202.2
Pull ring 203.1
Tension spring 203.2
Intermediate pipe 4
Third connecting end 401
Intermediate pipe sealing strip 402.1
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1:
referring to fig. 1 to 5, the sliding sleeve type connecting air duct of the present invention includes an outer air duct 1 and an inner air duct 2, the inner air duct 2 is fitted in the outer air duct 1 by means of sliding sleeve connection, the right end of the outer air duct 1 is an open end 101, the left end of the inner air duct 2 is a fixed end 201, and a fixed plate 203 is disposed at the fixed end 201;
a plurality of rows of first vent holes 103 are uniformly formed in the bottom side surface of the outer air pipe 1, and a plurality of rows of second vent holes 204 are uniformly formed in the bottom side surface of the inner air pipe 2;
a sliding sleeve type connecting air pipe has two states:
in the first state, the inner air pipe 2 retracts into the outer air pipe 1;
in the second state, the inner air pipe 2 is pulled out from the outer air pipe 1, and the left end of the outer air pipe 1 is in sealing fit with the right end of the inner air pipe 2;
the open end 101 is connected with a square flange 3;
the left end of the outer air duct 1 is a first connecting end 102, the upper side, the front side and the rear side of the first connecting end 102 are all inclined inwards by a certain angle, the lower side of the first connecting end 102 and the bottom side of the outer air duct 1 are positioned on the same plane, the right end of the inner air duct 2 is a second connecting end 202, the upper side, the front side and the rear side of the second connecting end 202 are all inclined outwards by a certain angle, the lower side of the second connecting end 202 and the bottom side of the inner air duct 2 are positioned on the same plane, and an inner air duct sealing strip 202.1 is arranged on the periphery of the second connecting end 202;
the upper side surface of the second connecting end 202 is matched with the upper side surface of the first connecting end 102, the lower side surface of the second connecting end 202 is matched with the lower side surface of the first connecting end 102, the front side surface of the second connecting end 202 is matched with the front side surface of the first connecting end 102, the rear side surface of the second connecting end 202 is matched with the rear side surface of the first connecting end 102, and the structural design of the second connecting end 202 and the first connecting end 102 ensures that the pressing force necessary for sealing is generated;
a pull ring 203.1 is arranged at the center of the fixing plate 203, and a tension spring 203.2 is arranged on the pull ring 203.1;
the inner air duct sealing strip 202.1 is made of Teflon material;
a plurality of spherical bumps 202.2 are arranged on the second connecting end 202, and the spherical bumps 202.2 ensure that no secondary scratch is generated in the assembling and sliding process;
example 2:
referring to fig. 6 to 8, in the sliding sleeve type connecting air duct according to the present invention, an intermediate duct 4 may be further disposed between the outer air duct 1 and the inner air duct 2, and a plurality of rows of third ventilation holes 403 are uniformly disposed on a bottom side surface of the intermediate duct 4;
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, the inner air pipe 2 retracts into the outer air pipe 1, and the middle pipe 4 is also positioned between the inner air pipe 2 and the outer air pipe 1;
in the second state, the inner air pipe 2 is pulled out from the outer air pipe 1, the left end of the outer air pipe 1 is in sealing fit with the right end of the middle pipe 4, and the left end of the middle pipe 4 is in sealing fit with the right end of the inner air pipe 2;
the left end of the middle tube 4 is a third connecting end 401, the upper side, the front side and the rear side of the third connecting end 401 all incline inward by a certain angle, the lower side of the third connecting end 401 and the bottom side of the middle tube 4 are on the same plane, when the inner air duct 2 is completely pulled out of the intermediate duct 4, said second connection end 202 can just fit into the third connection end 401, the upper side of the third connection end 401 is matched with the upper side of the second connection end 202, the lower side of the third connection end 401 is matched with the lower side of the second connection end 202, the front side of the third link end 401 is mated with the front side of the second link end 202, the rear side of the third connecting end 401 is matched with the rear side of the second connecting end 202, and the structural design of the second connecting end 202 and the third connecting end 401 ensures that the pressing force necessary for sealing is generated; when the inner air pipe 2 retracts into the middle pipe 4, the matching relationship between the second connecting end 202 and the third connecting end 401 is released, and the second connecting end 202 extends into the middle pipe 4;
the right end of the middle tube 4 is a fourth connecting end 402, the upper side, the front side and the rear side of the fourth connecting end 402 are all inclined outwards by a certain angle, the lower side of the fourth connecting end 402 and the bottom side of the middle tube 4 are on the same plane, a middle tube sealing strip 402.1 is arranged on the periphery of the fourth connecting end 402, when the intermediate pipe 4 is completely pulled out of the outer wind pipe 1, the fourth connection end 402 can be just fitted into the first connection end 102, the upper side of the fourth link end 402 mates with the upper side of the first link end 102, the lower side of the fourth link end 402 mates with the lower side of the first link end 102, the front side of the fourth link end 402 mates with the front side of the first link end 102, the back side of the fourth connecting end 402 is matched with the back side of the first connecting end 102, and the structural design of the fourth connecting end 402 and the first connecting end 102 ensures that the pressing force necessary for sealing is generated; when the middle pipe 4 retracts into the outer air pipe 1, the matching relationship between the fourth connecting end 402 and the first connecting end 102 is released, and the fourth connecting end 402 extends into the outer air pipe 1;
a plurality of middle pipes 4 can be arranged between the outer air pipe 1 and the inner air pipe 2, and a plurality of rows of third ventilation holes 403 are uniformly arranged on the bottom side surfaces of the middle pipes 4;
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, the inner air pipe 2 retracts into the outer air pipe 1, and the plurality of intermediate pipes 4 are also positioned between the inner air pipe 2 and the outer air pipe 1;
in the second state, the inner air pipe 2 is pulled out from the outer air pipe 1, the left end of the outer air pipe 1 is in sealing fit with the right end of the rightmost middle pipe 4, the left end of the leftmost middle pipe 4 is in sealing fit with the right end of the inner air pipe 2, and the left ends and the right ends of two adjacent middle pipes 4 are in sealing fit;
the working principle is as follows: when the connecting air pipe is transported, the inner air pipe 2 of the connecting air pipe can slide along the inner cavity of the outer air pipe 1, so that the stacking space can be effectively reduced, and the transportation cost can be saved; when the connecting air pipe needs to be installed, the open end 101 of the outer air pipe 1 is connected to the fan through the square flange 3, the inner air pipe 2 is completely drawn out of the outer air pipe 1, at the moment, the first connecting end 102 of the outer air pipe 1 is just matched with the second connecting end 202 of the inner air pipe 2, and finally, the tension spring 203.2 connected to one end of the inner air pipe 2 is fixed, so that the installation is completed; when the middle pipe 4 is added, the principle is the same as that described above, namely the inner air pipe 2 can slide into the middle pipe 4 during transportation or stacking, and the middle pipe 4 can slide into the outer air pipe 1, and then the inner air pipe and the outer air pipe are drawn out when installation is needed.
In addition, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement modes should fall within the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a sliding sleeve formula tuber pipe, its characterized in that: the air conditioner comprises an outer air pipe (1) and an inner air pipe (2), wherein the inner air pipe (2) is matched in the outer air pipe (1) in a sliding sleeve connection mode, the right end of the outer air pipe (1) is an open end (101), the left end of the inner air pipe (2) is a fixed end (201), and a fixed plate (203) is arranged at the fixed end (201);
a plurality of rows of first vent holes (103) are uniformly formed in the bottom side surface of the outer air pipe (1), and a plurality of rows of second vent holes (204) are uniformly formed in the bottom side surface of the inner air pipe (2);
a sliding sleeve type connecting air pipe has two states:
in the first state, the inner air pipe (2) retracts into the outer air pipe (1);
and in the second state, the inner air pipe (2) is pulled out from the outer air pipe (1), and the left end of the outer air pipe (1) is in sealing fit with the right end of the inner air pipe (2).
2. The sliding sleeve type connecting air pipe according to claim 1, characterized in that: the open end (101) is connected with a square flange (3).
3. The sliding sleeve type connecting air pipe according to claim 1, characterized in that: the left end of the outer air pipe (1) is a first connecting end (102), the upper side, the front side and the rear side of the first connecting end (102) are all inclined inwards by a certain angle, the lower side of the first connecting end (102) and the bottom side of the outer air pipe (1) are positioned on the same plane, the right end of the inner air pipe (2) is a second connecting end (202), the upper side, the front side and the rear side of the second connecting end (202) are all inclined outwards by a certain angle, the lower side of the second connecting end (202) and the bottom side of the inner air pipe (2) are positioned on the same plane, and an inner air pipe sealing strip (202.1) is arranged on the periphery of the second connecting end (202);
the upper side face of the second connecting end (202) is matched with the upper side face of the first connecting end (102), the lower side face of the second connecting end (202) is matched with the lower side face of the first connecting end (102), the front side face of the second connecting end (202) is matched with the front side face of the first connecting end (102), and the rear side face of the second connecting end (202) is matched with the rear side face of the first connecting end (102).
4. The sliding sleeve type connecting air pipe according to claim 1, characterized in that: the central position department of fixed plate (203) is provided with pull ring (203.1), be provided with extension spring (203.2) on pull ring (203.1).
5. A sliding sleeve type connecting air pipe according to claim 3, wherein: the inner air duct sealing strip (202.1) is made of Teflon material.
6. A sliding sleeve type connecting air pipe according to claim 3, wherein: the second connecting end (202) is provided with a plurality of spherical bumps (202.2).
7. The sliding sleeve type connecting air pipe according to claim 1, characterized in that: a middle pipe (4) can be arranged between the outer air pipe (1) and the inner air pipe (2), and a plurality of rows of third vent holes (403) are uniformly formed in the bottom side surface of the middle pipe (4);
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, the inner air pipe (2) retracts into the outer air pipe (1), and the middle pipe (4) is also positioned between the inner air pipe (2) and the outer air pipe (1);
in the second state, the inner air pipe (2) is pulled out from the outer air pipe (1), the left end of the outer air pipe (1) is in sealing fit with the right end of the middle pipe (4), and the left end of the middle pipe (4) is in sealing fit with the right end of the inner air pipe (2).
8. The sliding sleeve type connecting air pipe according to claim 1, characterized in that: a plurality of middle pipes (4) can be arranged between the outer air pipe (1) and the inner air pipe (2), and a plurality of rows of third vent holes (403) are uniformly arranged on the bottom side surface of each middle pipe (4);
this kind of sliding sleeve formula connecting air pipe has two kinds of states:
in the first state, when the inner air pipe (2) retracts into the outer air pipe (1), the plurality of intermediate pipes (4) are also positioned between the inner air pipe (2) and the outer air pipe (1);
and in the second state, the inner air pipe (2) is pulled out from the outer air pipe (1), the left end of the outer air pipe (1) is in sealing fit with the right end of the rightmost middle pipe (4), the left end of the leftmost middle pipe (4) is in sealing fit with the right end of the inner air pipe (2), and the left end and the right end of two adjacent middle pipes (4) are in sealing fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020122440.5U CN211693853U (en) | 2020-01-19 | 2020-01-19 | Sliding sleeve type connecting air pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020122440.5U CN211693853U (en) | 2020-01-19 | 2020-01-19 | Sliding sleeve type connecting air pipe |
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| Publication Number | Publication Date |
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| CN211693853U true CN211693853U (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020122440.5U Active CN211693853U (en) | 2020-01-19 | 2020-01-19 | Sliding sleeve type connecting air pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854704A (en) * | 2023-02-22 | 2023-03-28 | 唐山市丰润区瑞兴钢铁有限公司 | A fan for air-drying shaped steel surface |
-
2020
- 2020-01-19 CN CN202020122440.5U patent/CN211693853U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115854704A (en) * | 2023-02-22 | 2023-03-28 | 唐山市丰润区瑞兴钢铁有限公司 | A fan for air-drying shaped steel surface |
| CN115854704B (en) * | 2023-02-22 | 2023-05-09 | 唐山市丰润区瑞兴钢铁有限公司 | A fan for air-drying shaped steel surface |
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