CN112762261A - Connecting structure of flexible ventilation pipe and main ventilation pipeline of building - Google Patents
Connecting structure of flexible ventilation pipe and main ventilation pipeline of building Download PDFInfo
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- CN112762261A CN112762261A CN202110034888.0A CN202110034888A CN112762261A CN 112762261 A CN112762261 A CN 112762261A CN 202110034888 A CN202110034888 A CN 202110034888A CN 112762261 A CN112762261 A CN 112762261A
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- connecting seat
- clamping
- seat
- locking
- joint
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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
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
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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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
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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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention provides a connecting structure of a building flexible ventilating pipe and a main ventilating pipe, relates to the technical field of pipeline connecting structures, and solves the problems that plug-in and clamping type fixing cannot be realized through structural improvement, and plug-in and clamping type fixing structures cannot be matched with plug-in of bolt fixing structures, so that the purpose of improving the convenience of bolt fixing is realized. A connecting structure of a flexible vent pipe and a main vent pipe of a building comprises a first connecting seat; the first connecting seat is fixedly connected with a second connecting seat through a fixing structure, and the first connecting seat is connected with a flexible pipeline. Because of the locking pole is cylindrical shaft-like structure, and the diameter of locking pole and two keep off the interval between the ring equal to when the joint groove links to each other with the protruding joint of joint the diameter of locking pole and two keep off the ring and be the joint form, thereby can further realize the fixed of first connecting seat and second connecting seat.
Description
Technical Field
The invention belongs to the technical field of pipeline connection structures, and particularly relates to a connection structure of a flexible ventilation pipe and a main ventilation pipe of a building.
Background
In the prior art, when the flexible ventilation duct in a building is connected with a main ventilation duct or other connection sites, a plastic band or a metal band is usually used for fixing.
As in application No.: CN201721197007.2, the utility model discloses a connection structure of flexible ventilation pipe of building and main air pipe belongs to building air pipe field, aims at providing the connection structure of the flexible ventilation pipe of a quick installation and main air pipe, and its technical scheme main points are including flexible ventilation pipe and main air pipe, flexible ventilation pipe joint department is equipped with first connection panel, and main air pipe joint department is equipped with first connection panel complex second connection panel, is equipped with a plurality of elastic connection spare between first connection panel and the second connection panel. Through setting up first connection panel at flexible ventilation pipe, set up second connection panel on main ventilation pipe, set up elastic connector between first connection panel and the second connection panel, be connected first connection panel and second connection panel through elastic connector, convenient and fast.
The pipe connection structure similar to the above application currently has the following disadvantages:
the existing device is poor in fixing firmness, only fixed through a bolt, incapable of achieving plug-in and clamping type fixing through structural improvement, and incapable of being matched with plug-in of a bolt fixing structure through plug-in and clamping type fixing structures so as to achieve the purpose of improving bolt fixing convenience.
In view of the above, research and improvement are made in view of the existing structure and defects, and a connection structure of a building flexible ventilation pipe and a main ventilation pipe is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a connecting structure of a flexible ventilation pipe and a main ventilation pipe of a building, which aims to solve the problems that the fixing firmness of the existing device is poor, the fixing is only carried out through bolts, the insertion and clamping type fixing cannot be realized through structural improvement, and the insertion and clamping type fixing structure cannot be matched with the insertion of a bolt fixing structure, so that the purpose of improving the convenience of bolt fixing is realized.
The invention relates to a purpose and an effect of a connecting structure of a flexible ventilating pipe and a main ventilating pipe of a building, which are achieved by the following specific technical means:
a connecting structure of a flexible vent pipe and a main vent pipe of a building comprises a first connecting seat; the first connecting seat is fixedly connected with a second connecting seat through a fixing structure, and the first connecting seat is connected with a flexible pipeline; the second connecting seat comprises two locking seats and through holes, the two locking seats are symmetrically welded on the second connecting seat, and the two locking seats are both provided with one through hole; the through hole is aligned with the locking rod, the head end of the locking rod is of a hemispherical structure, and the locking rod is in an inserting connection with the through hole when the clamping groove is connected with the clamping bulge in a clamping mode.
Furthermore, the first connecting seat comprises clamping protrusions, the first connecting seat is of a rectangular seat-shaped structure, two clamping protrusions are symmetrically welded on the first connecting seat, and the two clamping protrusions are of a trapezoidal rod-shaped structure; the second connecting seat comprises a clamping groove, the second connecting seat is of a rectangular seat-shaped structure, two clamping grooves are symmetrically formed in the second connecting seat, and the clamping grooves are matched with the clamping bulges; the joint groove is connected with the joint bulge, and the joint groove and the joint bulge are matched to jointly form a fixed inserting structure of the first connecting seat and the second connecting seat.
Furthermore, the first connecting seat also comprises a clamping seat, the clamping seat is welded on the top end face of the first connecting seat, and the clamping seat is of an L-shaped structure; when the clamping groove is connected with the clamping protrusion in a clamping manner, the clamping seat and the second connecting seat are in a clamping state, the bottom end face of the clamping seat is of an inclined structure, and the clamping seat forms an auxiliary fixed structure of the first connecting seat and the second connecting seat.
Furthermore, the fixing structure comprises four locking bolts, and the four locking bolts are inserted into the first connecting seat; the second connecting seat still includes the fixed orifices, the fixed orifices is equipped with four altogether, and four fixed orifices all set up on the second connecting seat to the fixed orifices is adjusted well with locking bolt when joint groove and the protruding joint of joint.
Furthermore, the second connecting seat also comprises four limiting seats, the four limiting seats are welded on the second connecting seat, and the four limiting seats are respectively aligned with the four fixing holes; the fixing structure further comprises four nuts, and the four nuts are respectively clamped in the hexagonal grooves in the four limiting seats in a limiting mode.
Furthermore, the first connecting seat further comprises a connecting rod and a connecting block, the connecting rod is welded on the clamping seat, and the connecting block is welded on the connecting rod; the second connecting seat further comprises a pipeline connecting seat and a baffle ring, and the pipeline connecting seat is welded on the second connecting seat; the number of the baffle rings is two, and the two baffle rings are symmetrically welded on the pipeline connecting seat; the interval between two fender rings equals with the width of connecting block, and connecting block and two fender rings are the joint form when the joint groove links to each other with the protruding joint of joint.
Furthermore, the first connecting seat further comprises two locking rods, and the two locking rods are symmetrically welded on the bottom end face of the connecting block; the locking rod is of a cylindrical rod-shaped structure, the diameter of the locking rod is equal to the distance between the two retaining rings, and the diameter of the locking rod is in clamping connection with the two retaining rings when the clamping groove is connected with the clamping protrusion in a clamping connection mode.
Furthermore, the first connecting seat further comprises four sleeves, and the four sleeves are welded on the first connecting seat; the four locking bolts respectively penetrate through the four sleeves, and the sleeves form a protection structure of the locking bolts.
Compared with the prior art, the invention has the following beneficial effects:
improved the bellied connection structure of first connecting seat and joint, the setting through cooperation structure on first connecting seat and the joint arch can improve the two fastness of fixing, specifically as follows: firstly, the second connecting seat is of a rectangular seat-shaped structure, and two clamping grooves are symmetrically formed in the second connecting seat and matched with the clamping bulges; the clamping groove is connected with the clamping bulge in a clamping manner, and the clamping groove and the clamping bulge are matched to form a fixed inserting structure of the first connecting seat and the second connecting seat; secondly, the clamping seat is welded on the top end face of the first connecting seat and is of an L-shaped structure; when the clamping groove is connected with the clamping bulge in a clamping manner, the clamping seat is in a clamping state with the second connecting seat, the bottom end surface of the clamping seat is of an inclined structure, and the clamping seat forms an auxiliary fixed structure of the first connecting seat and the second connecting seat, so that the stability of the first connecting seat and the second connecting seat in the connection process can be further improved; thirdly, as the number of the fixing holes is four, the four fixing holes are all formed in the second connecting seat, and the fixing holes are aligned with the locking bolts when the clamping grooves are clamped with the clamping bulges, the convenience of bolt fixing of the first connecting seat and the second connecting seat can be improved; the number of the nuts is four, and the four nuts are respectively limited and clamped in the hexagonal grooves in the four limiting seats, so that the convenience in adjusting the threads of the locking bolt and the nuts can be improved; fourthly, the pipeline connecting seat is welded on the second connecting seat; the number of the baffle rings is two, and the two baffle rings are symmetrically welded on the pipeline connecting seat; the distance between the two baffle rings is equal to the width of the connecting block, and the connecting block and the two baffle rings are in a clamping shape when the clamping groove is connected with the clamping bulge in a clamping manner, so that the first connecting seat and the second connecting seat can be fixed; fifthly, as the locking rod is of a cylindrical rod-shaped structure, the diameter of the locking rod is equal to the distance between the two retaining rings, and the diameter of the locking rod is in clamping connection with the two retaining rings when the clamping groove is in clamping connection with the clamping protrusion, the first connecting seat and the second connecting seat can be further fixed; sixthly, because of the through-hole is adjusted well with the locking pole, and the locking pole head end is half spherical structure to locking pole and through-hole are the grafting form when the joint groove links to each other with the protruding joint of joint, thereby can improve the connecting block and keep off the steadiness of fixing between the ring.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is an enlarged schematic view of fig. 1 at a.
Fig. 3 is a schematic view of the present invention in an axially disassembled configuration.
Fig. 4 is an enlarged view of the structure of fig. 3B according to the present invention.
Fig. 5 is a schematic axial view of the invention in the other direction of fig. 3.
Fig. 6 is an enlarged view of the structure of fig. 5C according to the present invention.
Fig. 7 is a schematic bottom view of the present invention.
Fig. 8 is an enlarged view of fig. 7D according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a first connecting seat; 101. clamping the bulges; 102. a card holder; 103. a connecting rod; 104. connecting blocks; 105. a locking lever; 106. a sleeve; 2. a second connecting seat; 201. a clamping groove; 202. a pipe connecting seat; 203. a baffle ring; 204. a fixing hole; 205. a limiting seat; 206. a locking seat; 207. a through hole; 3. a fixed structure; 301. locking the bolt; 302. screw thread
Mother; 4. a flexible conduit.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a connecting structure of a flexible vent pipe and a main vent pipe of a building, which comprises a first connecting seat 1; the first connecting seat 1 is fixedly connected with a second connecting seat 2 through a fixing structure 3, and the first connecting seat 1 is connected with a flexible pipeline 4; referring to fig. 1 to fig. 3 and fig. 4, the second connecting seat 2 includes two locking seats 206 and two through holes 207, the two locking seats 206 are symmetrically welded on the second connecting seat 2, and each of the two locking seats 206 has one through hole 207; the through hole 207 is aligned with the locking rod 105, the head end of the locking rod 105 is of a hemispherical structure, and the locking rod 105 is inserted into the through hole 207 when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, so that the fixing stability between the connecting block 104 and the baffle ring 203 can be improved.
Referring to fig. 3, the first connecting seat 1 includes a clamping protrusion 101, the first connecting seat 1 is a rectangular seat-shaped structure, two clamping protrusions 101 are symmetrically welded on the first connecting seat 1, and the two clamping protrusions 101 are both trapezoidal rod-shaped structures; the second connecting seat 2 comprises a clamping groove 201, the second connecting seat 2 is of a rectangular seat-shaped structure, two clamping grooves 201 are symmetrically formed in the second connecting seat 2, and the clamping grooves 201 are matched with the clamping protrusions 101; joint groove 201 links to each other with the protruding 101 joint of joint, and joint groove 201 and the protruding 101 phase-match of joint have constituteed the fixed structure of pegging graft of first connecting seat 1 and second connecting seat 2 jointly.
Referring to fig. 3, the first connecting base 1 further includes a clamping base 102, the clamping base 102 is welded on the top end surface of the first connecting base 1, and the clamping base 102 is an L-shaped structure; when the clamping groove 201 is connected with the clamping protrusion 101, the clamping seat 102 is clamped with the second connecting seat 2, the bottom end face of the clamping seat 102 is of an inclined structure, and the clamping seat 102 forms an auxiliary fixing structure of the first connecting seat 1 and the second connecting seat 2, so that the stability of the first connecting seat 1 and the second connecting seat 2 during connection can be further improved.
Referring to fig. 3 and 5, the fixing structure 3 includes four locking bolts 301, and the four locking bolts 301 are inserted into the first connecting seat 1; second connecting seat 2 still includes fixed orifices 204, and fixed orifices 204 are equipped with four altogether, and four fixed orifices 204 are all seted up on second connecting seat 2 to fixed orifices 204 are adjusted well with locking bolt 301 when joint groove 201 and the protruding 101 joint of joint, thereby can improve the convenience when first connecting seat 1 and second connecting seat 2 bolt fastening.
Referring to fig. 3 and 4, the second connecting seat 2 further includes four limiting seats 205, the four limiting seats 205 are all welded on the second connecting seat 2, and the four limiting seats 205 are aligned with the four fixing holes 204 respectively; fixed knot constructs 3 and still includes nut 302, and nut 302 is equipped with four altogether, and four nuts 302 are spacing joint in the hexagonal inslot of four spacing seats 205 respectively to convenience when can improving lock bolt 301 and nut 302 screw thread adjustment.
Referring to fig. 1 and 3, the first connecting base 1 further includes a connecting rod 103 and a connecting block 104, the connecting rod 103 is welded to the clamping base 102, and the connecting block 104 is welded to the connecting rod 103; the second connecting seat 2 further comprises a pipe connecting seat 202 and a stop ring 203, and the pipe connecting seat 202 is welded on the second connecting seat 2; the number of the baffle rings 203 is two, and the two baffle rings 203 are symmetrically welded on the pipeline connecting seat 202; the interval between two fender rings 203 equals with the width of connecting block 104, and connecting block 104 is the joint form with two fender rings 203 when joint groove 201 links to each other with the protruding 101 joint of joint to can realize the fixed of first connecting seat 1 and second connecting seat 2.
Referring to fig. 1 and 3, the first connecting block 1 further includes two locking rods 105, and the two locking rods 105 are symmetrically welded to the bottom end face of the connecting block 104; the locking rod 105 is a cylindrical rod-shaped structure, the diameter of the locking rod 105 is equal to the distance between the two stop rings 203, and the diameter of the locking rod 105 is in a clamping shape with the two stop rings 203 when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, so that the first connecting seat 1 and the second connecting seat 2 can be further fixed.
Referring to fig. 6, the first connecting base 1 further includes four sleeves 106, and the four sleeves 106 are all welded on the first connecting base 1; the four locking bolts 301 respectively penetrate through the four sleeves 106, and the sleeves 106 form a protection structure of the locking bolt 301, so that on one hand, the locking bolt 301 can be prevented from colliding, and on the other hand, rainwater can be prevented from infiltrating into the gap between the locking bolt 301 and the first connecting seat 1 to cause thread corrosion on the locking bolt 301.
The specific use mode and function of the embodiment are as follows:
when the first connecting seat 1 is connected with the clamping protrusion 101, firstly, the second connecting seat 2 is in a rectangular seat-shaped structure, two clamping grooves 201 are symmetrically formed in the second connecting seat 2, and the clamping grooves 201 are matched with the clamping protrusion 101; the clamping groove 201 is connected with the clamping protrusion 101 in a clamping mode, and the clamping groove 201 is matched with the clamping protrusion 101 to form a fixed inserting structure of the first connecting seat 1 and the second connecting seat 2; secondly, the clamping seat 102 is welded on the top end face of the first connecting seat 1, and the clamping seat 102 is of an L-shaped structure; when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, the clamping seat 102 is in a clamping state with the second connecting seat 2, the bottom end surface of the clamping seat 102 is of an inclined structure, and the clamping seat 102 forms an auxiliary fixed structure of the first connecting seat 1 and the second connecting seat 2, so that the stability of the connection between the first connecting seat 1 and the second connecting seat 2 can be further improved; thirdly, as the number of the fixing holes 204 is four, the four fixing holes 204 are all arranged on the second connecting seat 2, and the fixing holes 204 are aligned with the locking bolts 301 when the clamping grooves 201 are clamped with the clamping protrusions 101, the convenience of bolt fixing of the first connecting seat 1 and the second connecting seat 2 can be improved; the number of the nuts 302 is four, and the four nuts 302 are respectively limited and clamped in the hexagonal grooves in the four limiting seats 205, so that the convenience of adjusting the threads of the locking bolt 301 and the nut 302 can be improved; fourth, since the pipe connecting seat 202 is welded to the second connecting seat 2; the number of the baffle rings 203 is two, and the two baffle rings 203 are symmetrically welded on the pipeline connecting seat 202; the distance between the two stop rings 203 is equal to the width of the connecting block 104, and when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, the connecting block 104 and the two stop rings 203 are in a clamping manner, so that the first connecting seat 1 and the second connecting seat 2 can be fixed; fifthly, because the locking rod 105 is a cylindrical rod-shaped structure, the diameter of the locking rod 105 is equal to the distance between the two stop rings 203, and the diameter of the locking rod 105 and the two stop rings 203 are in a clamping shape when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, the first connecting seat 1 and the second connecting seat 2 can be further fixed; sixthly, because the through hole 207 is aligned with the locking rod 105, and the head end of the locking rod 105 is of a hemispherical structure, and when the clamping groove 201 is connected with the clamping protrusion 101 in a clamping manner, the locking rod 105 is inserted into the through hole 207, so that the fixing stability between the connecting block 104 and the baffle ring 203 can be improved.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a connection structure of flexible ventilation pipe of building and main air pipe which characterized in that: comprises a first connecting seat (1); the first connecting seat (1) is fixedly connected with a second connecting seat (2) through a fixing structure (3), and the first connecting seat (1) is connected with a flexible pipeline (4); the second connecting seat (2) comprises two locking seats (206) and through holes (207), the two locking seats (206) are symmetrically welded on the second connecting seat (2), and the two locking seats (206) are provided with one through hole (207); through-hole (207) are adjusted well with locking pole (105), and locking pole (105) head end is hemisphere structure to locking pole (105) and through-hole (207) are the grafting form when joint groove (201) link to each other with joint arch (101) joint.
2. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the first connecting seat (1) comprises clamping protrusions (101), the first connecting seat (1) is of a rectangular seat-shaped structure, two clamping protrusions (101) are symmetrically welded on the first connecting seat (1), and the two clamping protrusions (101) are of a trapezoidal rod-shaped structure; the second connecting seat (2) comprises clamping grooves (201), the second connecting seat (2) is of a rectangular seat-shaped structure, two clamping grooves (201) are symmetrically formed in the second connecting seat (2), and the clamping grooves (201) are matched with the clamping protrusions (101); joint groove (201) link to each other with protruding (101) joint of joint, and joint groove (201) and the protruding (101) phase-match of joint have formed the fixed structure of pegging graft of first connecting seat (1) and second connecting seat (2) jointly.
3. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the first connecting seat (1) further comprises a clamping seat (102), the clamping seat (102) is welded on the top end face of the first connecting seat (1), and the clamping seat (102) is of an L-shaped structure; when the clamping groove (201) is connected with the clamping protrusion (101) in a clamping manner, the clamping seat (102) is in a clamping state with the second connecting seat (2), the bottom end face of the clamping seat (102) is of an inclined structure, and the clamping seat (102) forms an auxiliary fixed structure of the first connecting seat (1) and the second connecting seat (2).
4. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the fixing structure (3) comprises four locking bolts (301), and the four locking bolts (301) are inserted into the first connecting seat (1); second connecting seat (2) still include fixed orifices (204), fixed orifices (204) are equipped with four altogether, and four fixed orifices (204) are all seted up on second connecting seat (2) to fixed orifices (204) are adjusted well with locking bolt (301) when joint groove (201) and joint arch (101) joint.
5. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the second connecting seat (2) further comprises four limiting seats (205), the four limiting seats (205) are welded on the second connecting seat (2), and the four limiting seats (205) are respectively aligned with the four fixing holes (204); fixed knot constructs (3) and still includes nut (302), nut (302) are equipped with four altogether, and four nut (302) are spacing joint in the hexagonal inslot of four spacing seats (205) respectively.
6. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the first connecting seat (1) further comprises a connecting rod (103) and a connecting block (104), the connecting rod (103) is welded on the clamping seat (102), and the connecting block (104) is welded on the connecting rod (103); the second connecting seat (2) further comprises a pipeline connecting seat (202) and a stop ring (203), and the pipeline connecting seat (202) is welded on the second connecting seat (2); the number of the baffle rings (203) is two, and the two baffle rings (203) are symmetrically welded on the pipeline connecting seat (202); the distance between the two retaining rings (203) is equal to the width of the connecting block (104), and the connecting block (104) and the two retaining rings (203) are in clamping connection when the clamping groove (201) is connected with the clamping protrusion (101) in a clamping connection mode.
7. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the first connecting seat (1) further comprises two locking rods (105), and the two locking rods (105) are symmetrically welded on the bottom end face of the connecting block (104); the locking rod (105) is of a cylindrical rod-shaped structure, the diameter of the locking rod (105) is equal to the distance between the two retaining rings (203), and when the clamping groove (201) is connected with the clamping protrusion (101) in a clamping mode, the diameter of the locking rod (105) is in clamping connection with the two retaining rings (203).
8. The structure for connecting a flexible ventilation duct and a main ventilation duct of a building as claimed in claim 1, wherein: the first connecting seat (1) further comprises four sleeves (106), the number of the sleeves (106) is four, and the four sleeves (106) are welded on the first connecting seat (1); the four locking bolts (301) respectively penetrate through the four sleeves (106), and the sleeves (106) form a protection structure of the locking bolts (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034888.0A CN112762261B (en) | 2021-01-12 | 2021-01-12 | Connection structure of flexible ventilation pipe and main ventilation pipe of building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034888.0A CN112762261B (en) | 2021-01-12 | 2021-01-12 | Connection structure of flexible ventilation pipe and main ventilation pipe of building |
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| Publication Number | Publication Date |
|---|---|
| CN112762261A true CN112762261A (en) | 2021-05-07 |
| CN112762261B CN112762261B (en) | 2022-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110034888.0A Active CN112762261B (en) | 2021-01-12 | 2021-01-12 | Connection structure of flexible ventilation pipe and main ventilation pipe of building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113531230A (en) * | 2021-06-28 | 2021-10-22 | 江阴市维沃保温材料有限公司 | Based on assembled steel is thermal-insulated prevents tuber pipe plate structure of discharging fume |
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| CN113531230A (en) * | 2021-06-28 | 2021-10-22 | 江阴市维沃保温材料有限公司 | Based on assembled steel is thermal-insulated prevents tuber pipe plate structure of discharging fume |
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| CN112762261B (en) | 2022-07-01 |
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