CN209926554U

CN209926554U - Combined ventilation pipe

Info

Publication number: CN209926554U
Application number: CN201920717513.2U
Authority: CN
Inventors: 陈文星; 郑伟敏; 冯乐涵
Original assignee: Agriculture And Animal Husbandry Of Guangdong Fanshida Fan Co Ltd
Current assignee: Agriculture And Animal Husbandry Of Guangdong Fanshida Fan Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-01-10
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses a combined ventilation pipe. The scheme comprises a plurality of sections of ventilation pipes, a plurality of pipe clamps and a terminal fastener; the ventilation pipe is formed by combining two semicircular ventilation pipes; the plurality of sections of ventilation pipes are connected through pipe clamps; the tail end fasteners are fixed at the tail ends of the connected sections of the ventilation pipes. The ventilation pipe of the utility model consists of two semicircular ventilation pipes with the same structure, thus reducing the production cost; the ventilating pipe can be disassembled for transportation before assembly, so that the packaging volume is greatly reduced, and the transportation cost is reduced; and this ventilation pipe simple structure, assembly are simple and easy, later maintenance is convenient.

Description

Combined ventilation pipe

Technical Field

The utility model relates to a ventilation field, concretely relates to modular ventilation pipe.

Background

In the ventilation field, the ventilation pipe is generally integrally processed and formed, the hollow ventilation pipe has large packaging volume, and occupies a large amount of transportation space in the transportation process, so that the space utilization rate is low; and because the ventilation pipe is integrally processed and formed, the assembly of other internal parts is inconvenient.

The prior art has a scheme for solving the problems, but has certain defects. For example, utility model patent CN2360512Y an enamel air pipe, air pipe is formed by the single throttle pipe montage that closes with two tubular products, and tubular product is two-sided enamel protective coating's profiled steel sheet spare, and every tubular product edge all has the edge of turning over of taking the connecting hole, and air pipe's interface turns over and is equipped with sealed the pad between the edge. The single-piece pipe is made of a pressed thin steel plate, and the double surfaces of the single-piece pipe are enameled, so that the single-piece pipe has the characteristics of light weight, high strength, corrosion resistance and easiness in processing; the single-piece pipe with the connecting hole turned edges is fastened by using screws, and a sealing gasket is arranged between the turned edges, so that the ventilation pipeline has good sealing property; and the ventilation pipeline can be disassembled for transportation, thereby being convenient for transportation and reducing transportation cost. But the pipe has higher requirements on the processing precision, and the production cost is increased; and sharp turned edges are arranged at the edges of the pipe, so that accidents are easy to happen in the processes of installation, transportation and use, and the safety is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide a modular ventilation pipe, it includes a plurality of sections ventilation pipes and a plurality of pipe clamp, this modular ventilation pipe has simple structure, the assembly is simple and easy, later maintenance is convenient, the processing cost is low and the advantage that the cost of transportation is low.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme:

a combined ventilation pipe is characterized by comprising a plurality of sections of ventilation pipes and a plurality of pipe clamps; the ventilation pipe is formed by combining semicircular ventilation pipes with the same left and right sections in structure, and two ends of the two semicircular ventilation pipes in contact are respectively provided with a raised spigot structure and a groove structure corresponding to the raised spigot structure; the top ends of the ventilation pipes are provided with spigot structures protruding along the circumferential direction, the bottom ends of the ventilation pipes are provided with groove structures matched with the protrusions at the top ends of the adjacent ventilation pipes, and the adjacent ventilation pipes are connected with the groove structures at the bottom ends of the other ventilation pipes in a matched manner through the spigot structures at the top ends of one section of ventilation pipe; the pipe clamp is used for fixing the connecting parts of a plurality of sections of ventilation pipes.

Preferably, the ventilation pipe is formed by combining two semicircular ventilation pipes with the same structure, and the semicircular ventilation pipes can be manufactured by only one die, so that the production cost is reduced; and the semicircular ventilation pipe has small packaging volume, is convenient to transport and reduces the transport cost.

Preferably, the two contact ends of the two semicircular ventilation pipes are respectively provided with a raised spigot structure and a groove structure corresponding to the spigot structure, the two semicircular ventilation pipes are positioned through the raised spigot structures, the installation is simple, and the good sealing performance of the ventilation pipes is ensured.

Preferably, the top end of the ventilation pipe is provided with a circle of convex spigot structure, the bottom end of the ventilation pipe is provided with a groove structure corresponding to the convex spigot structure, the two sections of ventilation pipes are positioned through the convex spigot structure at the top end, the installation is simple, the two sections of ventilation pipes are guaranteed to be connected concentrically, and the good sealing performance of the ventilation pipes is guaranteed.

Preferably, the outer walls of the upper part and the lower part of the ventilating pipe are provided with a circumferential groove structure, so that the pipe clamp can be conveniently positioned and installed.

Preferably, the pipe clamp is a circular ring with a notch, an outward-turning fastening edge is arranged at the notch, the pipe clamp only needs to be coated on the connecting part of the ventilation pipe during installation, and the fastening edge is locked by using a screw, so that the installation is simple and easy.

Preferably, the two axial ends of the pipe clamp are provided with outwards-turned positioning edges, the cross section of the pipe clamp is in a [ -shape, the positioning edges can be clamped into the groove structure of the outer wall of the ventilation pipe, the positioning edges of the pipe clamp are clamped into the grooves of the outer wall of the ventilation pipe, the connecting part of the two ventilation pipes is coated, the two ventilation pipes are connected into a whole, and good sealing performance of the ventilation pipe is guaranteed.

Preferably, the terminal fastener comprises a ventilation pipe ring cover, the ventilation pipe ring cover is provided with a groove corresponding to the top end of the ventilation pipe, and the groove structure of the ventilation pipe ring cover is matched with the spigot structure at the top end of the ventilation pipe to ensure the cylindrical structure of the ventilation pipe.

Compared with the prior art, the utility model discloses profitable technological effect has been obtained:

1. the combined type ventilation pipe has simple structure, simple and easy assembly and convenient later maintenance;

2. the ventilation pipe is formed by two semicircular ventilation pipes with the same structure, and only one set of processing mold is needed, so that the processing cost is reduced;

3. the ventilating pipe can be disassembled for transportation before assembly, so that the packaging volume is greatly reduced, and the transportation cost is reduced.

Drawings

FIG. 1 is a schematic view of a semicircular vent assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a half-section and a partial enlargement of a semicircular ventilation pipe assembly according to an embodiment of the present invention;

FIG. 3 is a schematic view of a semicircular ventilation tube and a partial enlargement according to an embodiment of the present invention;

figure 4 is a schematic view of a tube clamp according to an embodiment of the invention;

FIG. 5 is an enlarged cross-sectional view of the tube clamp according to the embodiment of the present invention;

FIG. 6 is a schematic view of a vent ring cover according to an embodiment of the present invention;

wherein, the technical characteristics that each reference numeral refers to are as follows:

1. a vent pipe; 2. a pipe clamp; 3. a vent ring cover; 4. a trapezoidal groove; 5. an outer wall groove; 6. a trapezoidal seam allowance; 7. a semicircular groove; 8. a semicircular ventilation pipe; 9. a semicircular rabbet; 10. a pipe clamp notch; 11. a ventilation ring cover groove;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following specific embodiments.

Referring to fig. 1-5, the embodiment discloses a semi-circular vent pipe combination method, which comprises two sections of vent pipes 1, a pipe clamp 2 and a vent ring cover 3; each section of ventilation pipe 1 is formed by combining two semicircular ventilation pipes 8 with the same structure, namely only one set of mould is needed for processing the semicircular ventilation pipes 8, so that the production cost is reduced, two axial ends of each semicircular ventilation pipe 8 are respectively provided with a raised semicircular spigot 9 and a semicircular groove 7 matched with the semicircular spigot 9, the semicircular spigot 9 of one semicircular ventilation pipe 8 is clamped into the semicircular groove 7 of the other semicircular ventilation pipe 9, the two semicircular ventilation pipes 8 are convenient to install through the positioning action of the semicircular spigot 9, and the sealing performance of the two semicircular ventilation pipes 8 after combination is ensured; after the two semicircular ventilation pipes 8 are combined into a complete ventilation pipe 1, a circle of raised trapezoidal spigot 6 is arranged at the top end of the ventilation pipe 1, a trapezoidal groove 4 matched with the trapezoidal spigot 6 is arranged at the bottom end of the ventilation pipe 1, the trapezoidal spigot 6 at the top end of one section of the ventilation pipe 1 is clamped into the trapezoidal groove 4 at the bottom end of the other cut-off ventilation pipe 1, the connection of the two sections of ventilation pipes 1 is facilitated through the positioning effect of the trapezoidal spigot 6, and the sealing performance of the two sections of ventilation pipes 1 after being connected is ensured; the outward turning edge of the pipe clamp 2 is clamped into a groove 5 on the outer wall of the connecting part of the two sections of the ventilation pipes 1, a bolt penetrates through a through hole of a pipe clamp gap 10, the gap is locked by a fixing nut, and finally a screw penetrates through an opening on the end surface of the pipe clamp 2 to fix the pipe clamp 2, so that the pipe clamp 2 tightly covers the connecting part of the two sections of the ventilation pipes 1, the two sections of the ventilation pipes 1 are connected into a whole, and good sealing performance of the ventilation pipes 1 is guaranteed; the ventilation ring cover 3 is arranged at the top end of the two sections of ventilation pipes 1 after being connected, the trapezoidal seam allowance 6 at the upper end of the ventilation pipe 1 is clamped into the ventilation ring cover groove 11, and the ventilation ring cover 3 is fixed by using screws; the bottom of the ventilation pipe 1 is connected with other fan components, so that the cylindrical structure of the ventilation pipe 1 is ensured.

When the ventilation pipe 1 needs to be transported, the ventilation pipe 1 can be integrally disassembled, the packaging volume is greatly reduced, the transportation volume is reduced, and the transportation cost is reduced. Firstly, disassembling screws on the ventilation ring cover 3, and taking down the ventilation ring cover 3; then disassembling the screw on the end surface of the pipe clamp 2 and the bolt and the fixing nut of the pipe clamp gap 10, and taking down the pipe clamp 2; finally, two sections of ventilation pipes 1 are separated, and the ventilation pipes are further separated into two semicircular ventilation pipes 8.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. In addition, although specific terms are used in the specification, the terms are used for convenience of description and do not limit the utility model in any way.

Claims

1. A combined ventilation pipe is characterized by comprising a plurality of sections of ventilation pipes and a plurality of pipe clamps; the ventilation pipe is formed by combining semicircular ventilation pipes with the same left and right sections in structure, and two ends of the two semicircular ventilation pipes in contact are respectively provided with a raised spigot structure and a groove structure corresponding to the raised spigot structure; the top ends of the ventilation pipes are provided with spigot structures protruding along the circumferential direction, the bottom ends of the ventilation pipes are provided with groove structures matched with the protrusions at the top ends of the adjacent ventilation pipes, and the adjacent ventilation pipes are connected with the groove structures at the bottom ends of the other ventilation pipes in a matched manner through the spigot structures at the top ends of one section of ventilation pipe; the pipe clamp is used for fixing the connecting parts of a plurality of sections of ventilation pipes.

2. The modular ventilation duct of claim 1, wherein the outer walls of the upper and lower sections of the ventilation duct are provided with a circumferential groove structure.

3. A modular vent according to claim 1, wherein the tube clamp comprises a ring with a notch having an outwardly turned fastening edge.

4. The combined ventilating pipe as claimed in claim 2, wherein the pipe clamp is provided with outward turning positioning edges at both axial ends, the section of the pipe clamp is in a [ -shape, and the positioning edges can be clamped into a groove structure of the outer wall of the ventilating pipe.

5. The modular ventilation tube of claim 1, further comprising a terminal fastener comprising a ventilation tube collar cap provided with a recessed configuration corresponding to a protrusion of the top end of the ventilation tube.