CN216766649U

CN216766649U - Ventilation pipe structure

Info

Publication number: CN216766649U
Application number: CN202220019247.8U
Authority: CN
Inventors: 郝健; 宋清波; 付高阳
Original assignee: 32392 Pla; Pla 78131 Unit
Current assignee: 32392 Pla; Pla 78131 Unit
Priority date: 2022-01-06
Filing date: 2022-01-06
Publication date: 2022-06-17
Anticipated expiration: 2032-01-06

Abstract

The application relates to the technical field of heat-insulating ventilation pipelines, and discloses a ventilation pipeline structure.A plurality of pipe groups are formed by connecting and enclosing four heat-insulating plates in pairs, and are connected end to end; the end part of the surface of the heat insulation plate is convexly provided with a fixing part, and the fixing parts on the adjacent heat insulation plates of the two pipe groups are matched with the connecting piece to form fixed connection. Direct meshing through tooth shape structure in the connecting part between the heated board in this application and peg graft and enclose to close and form the nest of tubes, reduce the use of connecting piece between the heated board, reach holistic quick installation of air pipe and lightweight.

Description

Ventilation pipe structure

Technical Field

The application relates to the technical field of heat preservation ventilation pipelines, in particular to a ventilation pipe structure.

Background

Air pipe is for making ventilation and air conditioner engineering of circulation of air in the building metal or combined material pipeline, current air pipe all adopts flange joint, along with the promotion to the various performance of air pipe, some pipelines need be the heat preservation processing, current heat preservation class air pipe is mostly the structure at the outer cladding insulation material of original pipeline, and flange joint department needs to increase the thickness or the number of piles of heat preservation cladding material, it is long when causing heat preservation air pipe installation worker, with big scheduling problem of cost. Along with the progress of material, begin to use the coefficient of thermal conductivity low gradually, the effectual material preparation heated board keeps warm, recycle connecting piece and bolt cooperation and connect into the pipeline shape with the heated board, however the use of a large amount of connecting pieces and bolt not only very big increase pipeline weight, improved hoisting structure's load, still reduced the installation effectiveness of pipeline.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the heat preservation ventilation pipe installation cost that prior art exists is high and whole quality is heavy, this application provides a ventilation pipe structure.

In order to achieve the purpose, the technical scheme adopted by the application is as follows:

a ventilation pipe structure is characterized in that four heat insulation plates are connected in pairs to form a pipe group in an enclosing manner, a plurality of pipe groups are connected end to form a pipeline, the ventilation pipe structure comprises connecting parts which are arranged on two sides of each heat insulation plate and used for being spliced with adjacent heat insulation plates in one pipe group, and each connecting part is a tooth-shaped structure formed by a plurality of splicing grooves and splicing blocks; the end part of the surface of the heat insulation plate is convexly provided with a fixing part, and the fixing parts on the adjacent heat insulation plates of the two pipe groups are matched with the connecting piece to form fixed connection.

The mode that present ventilation pipe mostly adopted the cladding heat preservation outside the metal pipeline forms the heat preservation ventilation pipe, during the installation, owing to need fix single nest of tubes in the ventilation pipe at the junction of nest of tubes at first in the mounted position, then with pasting or fix the heat preservation of nailing mode, along with the one by one installation of nest of tubes is fixed with the heat preservation, forms complete heat preservation ventilation pipe gradually. The metal pipe and the cladding heat-insulating layer are required to be respectively installed by a plurality of workers, wherein the work of cladding the heat-insulating layer consumes more time, so that the heat-insulating ventilating duct is low in installation efficiency and high in cost. With the appearance of the heat-insulating plate, the heat-insulating plate is gradually applied to the field of ventilation pipelines, and if the heat-insulating plate is adjusted in components, a light glass fiber reinforced plastic plate with a low heat conductivity coefficient is generated and can be used as a base material of the heat-insulating ventilation pipeline. The existing means for manufacturing the heat-insulation board into the ventilation pipe is to punch holes in the board, and the fixed connection between the boards is realized by the matching of a connecting piece and bolts so as to form a pipe group in a surrounding manner, however, a large amount of bolts are needed to increase the weight in the mode, and the sealing property or the heat insulation property of the ventilation pipe is easily influenced by the punching operation.

In this scheme peg graft each other between the thermal insulation board and enclose to close and form the nest of tubes, utilize the connecting piece to form air pipe between the nest of tubes, wherein, utilize tooth shape structure intermeshing grafting in the connecting portion to form the nest of tubes that has certain leakproofness, the steadiness of connecting between the thermal insulation board is guaranteed with the inseparable cooperation of grafting groove, interference fit's mode commonly used realizes closely cooperating among the prior art for example, replace connected modes such as flange and bolt among the prior art, the quick installation air pipe of not only being convenient for, can also guarantee air pipe's whole lightweight. It is worth mentioning that, the insulation board is of an integrally formed structure, and the connecting portion and the fixing portion on the insulation board can be directly formed or integrally formed by cutting during production of the insulation board. In addition, the connection between the adjacent nest of tubes in this scheme still uses the connecting piece of peripheral hardware, like bolt among the prior art etc, the fixed part protrusion sets up material thickening and the structure enhancement to the junction, can directly form when the heated board is produced, avoid using connecting piece that bolts etc. need punch on the heated board to influence the intensity and the thermal insulation performance of heated board itself, and when using non-destructive connecting pieces such as clamp, the boss also can increase the rigidity with clamp cooperation department, avoid the clamp to cause the deformation to the extrusion of heated board.

Furthermore, the connecting piece is two clamps that enclose at the nest of tubes periphery and synthesize the frame shape, the fixed part surface is equipped with the block groove, be equipped with on the clamp with block groove complex block platform. The scheme adopts the clamp to connect different pipe groups, and compared with a common flange structure of the traditional ventilation pipe, the use amount of bolts can be greatly reduced, so that the total weight of the ventilation pipe is further reduced; and the cooperation of block groove and block platform enables the clamp and fixes a position fast, can guarantee the compactness of connecting between two nest of tubes through the distance between two block platforms on the accurate control clamp.

Further, the mutual cooperation department of two clamps is equipped with the ear seat, be equipped with on the ear seat be used for with bolt complex through-hole.

Furthermore, the connecting part is inclined relative to the surface of the heat insulation plate, and the insertion groove and the insertion block are arranged on the inclined surface and are vertical or parallel relative to the surface of the heat insulation plate.

Furthermore, the inclined plane of the outer surface of the connecting part is provided with a side groove, and the side grooves of two adjacent heat insulation plates in one pipe group are simultaneously in plug-in fit with the side strips.

Furthermore, an L-shaped raised line matched with the edge groove is fixedly arranged on the edge strip.

The beneficial effect of this application is: direct meshing through tooth shape structure in the connecting part between the heated board in this application and peg graft and enclose to close and form the nest of tubes, reduce the use of connecting piece between the heated board, reach the holistic quick installation of air pipe and lightweight.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of a pipe formed by the insulation boards of the present application;

FIG. 2 is an exploded view of the thermal plate and clip assembly of the present application;

FIG. 3 is a schematic view of the structure of the cooperation between the insulation plates in the present application;

FIG. 4 is an enlarged partial schematic view at A of FIG. 3;

FIG. 5 is an exploded view of the heat-insulating plate and the edge strip of the present application;

FIG. 6 is an enlarged partial schematic view at B in FIG. 5;

fig. 7 is a schematic view of the structure of the clamp band of the present application.

In the figure: 1-a tube group; 2, clamping a hoop; 201-a clamping table; 202-ear mount; 3-heat insulation board; 301-a connecting portion; 302-a stationary part; 303-side groove; 4-edge strip.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which is usually placed when the product of the application is used, the description is only for convenience and simplicity, and the indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present application. Furthermore, the appearances of the terms "first," "second," and the like in the description herein are only used for distinguishing between similar elements and are not intended to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present application do not require that the components be absolutely horizontal or overhanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example 1:

as shown in fig. 1, in the ventilation pipe structure, four insulation boards are connected two by two to form a pipe group 1, and a plurality of pipe groups 1 are connected end to form a pipeline, and include connection portions 301 arranged on two sides of the insulation boards 3 and used for being inserted into adjacent insulation boards 3 in one pipe group 1, where the connection portions 301 are tooth-shaped structures formed by a plurality of insertion grooves and insertion blocks; the end part of the surface of the heat-insulating plate 3 is provided with a fixing part 302 in a protruding manner, and the fixing parts 302 on the adjacent heat-insulating plates 3 of the two pipe groups 1 are matched with the connecting piece to form fixed connection.

The working principle is as follows:

as shown in fig. 1, in this embodiment, four insulation boards 3 are used to enclose one pipe group 1 forming a rectangle, the pipe groups 1 are connected to form a schematic partial structure of a pipeline, the insulation boards 3 connected to each other are connected to each other by a connecting portion 301, as shown in fig. 4, the insertion block of one insulation board 3 is matched with the insertion groove of another insulation board 3, and thus the tooth-shaped structures on the two insulation boards 3 are engaged with each other. Direct grafting cooperation between the heated board 3 in this embodiment, the junction that causes when avoiding additionally using connection fittings warp or the thermal insulation performance and the closure that the gap caused.

It should be noted that, in this embodiment, the connection between the pipe groups 1 still uses an external connecting member, and the connecting member is simultaneously matched with the two pipe groups 1 to perform the connection function. Such as bolts, as is well known to those skilled in the art, and when the connecting member is a bolt, the fixing portion 302 is a flange or the like that provides a mounting location for the bolt. The protruding arrangement of the fixing portion 302 not only provides the installation condition for the connecting member, but also provides the reinforcement for the end structure of the heat insulation board 3.

Example 2:

in this embodiment, on the basis of embodiment 1, the connection mode between the tube sets 1 is further optimized and defined.

As shown in fig. 2 and 7, the connecting members are two clips 2 that are combined into a frame shape around the outer periphery of the pipe group 1, the fixing portion 302 is provided with an engaging groove on the surface, and the clips 2 are provided with an engaging platform 201 that engages with the engaging groove. The mutually-matched positions of the two hoops 2 are provided with lug seats 202, and through holes matched with bolts are formed in the lug seats 202.

As shown in fig. 5-6, the end of the board is thickened in one direction to form a fixing portion 302, the middle of the thickened portion is recessed inwards to form a clamping groove, when two pipe groups 1 are matched, the clamping grooves in the two pipe groups 1 on the adjacent insulation boards 3 are at a certain distance, so that the clamping tables 201 on the clamping tables 2 are actually two, the distance between the clamping tables is the same as that between the clamping grooves on the adjacent insulation boards 3, the clamping tables 201 are matched with the clamping grooves to quickly position and install the clamping tables 2, the contact area between the clamping tables 2 and the insulation boards 3 is increased, the tightness of connection between the pipe groups 1 is improved, and meanwhile, compared with a flange structure, the clamping tables 2 can play a role in sealing gaps between the pipe groups 1 to a certain extent, so as to improve the sealing performance of the ventilation duct. It should be noted that the shape of the engaging groove and the engaging platform 201 as shown in the figures is only an example, and based on the concept of the present application, the engaging groove may also be provided in a strip shape with a small width, the number of the engaging grooves may also be provided in plural, and the shape and the number of the engaging platform 201 correspond to the above.

It is worth to say that the use of clamp 2 is still favorable to the installation of air pipe itself, and the cooperation of ear seat 202 and bolt not only can connect two clamps 2, and the through-hole on ear seat 202 can also directly cooperate with the bolt of hoist and mount air pipe, fixes air pipe when connecting clamp 2.

Example 3:

this example is further optimized and defined based on example 1 or 2.

As shown in fig. 3 to 4, the connection portion 301 is inclined with respect to the surface of the insulation board 3, and the insertion groove and the insertion block are disposed on the inclined surface and perpendicular or parallel to the surface of the insulation board 3. When enclosing heated board 3 and close formation nest of tubes 1, at first fixed first heated board 3, the 3 horizontal migration of second heated board inserts the inserting groove with the grafting piece, then will insert fourth heated board 3 with 3 parallel third heated board 3 horizontal migration of first heated board in the second heated board 3, at last. The slope of connecting portion 301 plays the effect of dispersion junction stress, still can do thickening to the junction during production to guarantee the stability of nest of tubes 1 overall structure, avoid the junction ageing or fatigue damage too fast.

Preferably, as shown in fig. 5 to 6, in order to enhance the stability of the connection between the insulation boards 3 in the pipe groups 1, the inclined surface on the outer surface of the connecting portion 301 is provided with an edge groove 303, and the edge grooves 303 of two adjacent insulation boards 3 in one pipe group 1 are simultaneously in insertion fit with the edge strip 4. The edge strip 4 is fixedly provided with an L-shaped raised line matched with the edge groove 303. As shown in the figure, connect between the heated board 3 and enclose into nest of tubes 1 after, insert the L type sand grip on strake 4 in the limit groove 303, because sand grip and strake 4 integrated into one piece to the wholeness of nest of tubes 1 has further been improved. In addition, strake 4 can also be longer than heated board 3 to an strake 4 cooperates with heated board 3 in a plurality of nest of tubes 1 simultaneously, further improves the wholeness of pipeline and the convenience of piping erection. It should be noted that the edge strip 4 only plays a role of optimizing and reinforcing, and the material thereof may be selected from a relatively light-weight high polymer, such as resin, rubber, and the like. The L-shaped bosses are arranged to improve the stability of connection between the edge strips 4 and the heat insulation board 3 by using the bent shapes of the L-shaped bosses, and the L-shaped raised lines have certain elasticity or toughness so as to be inserted into the edge grooves 303 after being compressed and bent and then restore the shapes in order to ensure the installability of the edge strips 4.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a draught tube structure, four heated board (3) two liang of connections enclose to close and form a nest of tubes (1), and a plurality of nest of tubes (1) end to end forms the pipeline, its characterized in that: the heat-insulation board comprises connecting parts (301) which are arranged on two sides of the heat-insulation board (3) and used for being connected with the adjacent heat-insulation board (3) in one pipe group (1) in an inserting mode, wherein the connecting parts (301) are tooth-shaped structures formed by a plurality of inserting grooves and inserting blocks; the end part of the surface of the heat insulation board (3) protrudes and is provided with a fixing part (302), and the fixing parts (302) on the adjacent heat insulation boards (3) of the two pipe groups (1) are matched with the connecting piece to form fixed connection.

2. A vent structure according to claim 1, wherein: the connecting piece is two clamps (2) of synthetic frame shape of enclosing in nest of tubes (1) periphery, fixed part (302) surface is equipped with the block groove, be equipped with on clamp (2) with block groove complex block platform (201).

3. A vent structure according to claim 2, wherein: two clamps (2) department of mutually supporting is equipped with ear seat (202), be equipped with on ear seat (202) be used for with bolt complex through-hole.

4. A vent structure according to any one of claims 1 to 3, wherein: the connecting part (301) is inclined relative to the surface of the heat insulation plate (3), and the inserting groove and the inserting block are arranged on the inclined surface and are vertical or parallel relative to the surface of the heat insulation plate (3).

5. A vent structure according to claim 4, wherein: the inclined plane of connecting portion (301) surface is equipped with limit groove (303), and limit groove (303) of two adjacent heated board (3) are pegged graft simultaneously and are cooperated with strake (4) in a nest of tubes (1).

6. A vent structure according to claim 5, wherein: and the edge strips (4) are fixedly provided with L-shaped convex strips matched with the edge grooves (303).