阅读说明：本技术 一种共板法兰通风管加强结构 (Board-sharing flange ventilation pipe additional strengthening ) 是由 不公告发明人 于 2019-11-29 设计创作，主要内容包括：本发明一种共板法兰通风管加强结构公开了一种能够进行折叠展开,安装在风管内,通过外撑板在风管的四个角位置进行支撑加强的结构,其特征在于四个外撑板等角度环形分布,所述外撑板为弧形板状结构,且内侧弧形凹面朝向形成的圆环中心,所述外撑板的两侧折弯,且两侧折弯部分之间存在90度夹角,所述外撑板的一端固定置有固定脚座,所述固定脚座上开有贯穿孔,滑杆置于外撑板内,所述滑杆一端从贯穿孔内穿出,滑动脚块置于外撑板内,且和滑杆的另一端固定连接,所述滑杆上等距开有多个销孔,所述滑杆上置有销钉,所述固定脚座上开有两个凹槽,所述滑动脚块上开有两个凹槽,环形分布相邻的两个外撑板之间置有剪叉杆。(The invention discloses a common-plate flange ventilation pipe reinforcing structure which can be folded and unfolded, is arranged in a ventilation pipe and is supported and reinforced at four corners of the ventilation pipe through outer supporting plates, and is characterized in that the four outer supporting plates are distributed in an equiangular ring shape, the outer supporting plates are arc-shaped plate structures, the arc-shaped concave surfaces at the inner sides face the center of a formed ring, two sides of each outer supporting plate are bent, a 90-degree included angle is formed between the bent parts at the two sides, one end of each outer supporting plate is fixedly provided with a fixed foot seat, a through hole is formed in the fixed foot seat, a sliding rod is arranged in the outer supporting plate, one end of the sliding rod penetrates out of the through hole, a sliding foot block is arranged in the outer supporting plate and is fixedly connected with the other end of the sliding rod, a plurality of pin holes are formed in the sliding rod at equal intervals, pins are arranged on the sliding rod, two grooves are formed in the fixed foot, a shear fork rod is arranged between two adjacent outer supporting plates which are distributed annularly.)

1. The utility model provides a board flange ventilation pipe additional strengthening altogether which characterized by: angular ring such as four outer shoe plates distributes, the one end of outer fagging is fixed to be put with fixed foot rest, it has the through hole to open on the fixed foot rest, the slide bar is arranged in outer fagging, slide bar one end is worn out from the through hole, the outer fagging is arranged in to the slip foot piece, and with the other end fixed connection of slide bar, the equidistance is opened on the slide bar has a plurality of pinholes, the slide bar is overhead to have the pin, it has two recesses to open on the fixed foot rest, it has two recesses to open on the slip foot piece, the scissors pole has been put between two adjacent outer faggings of annular distribution, wherein both ends of scissors pole are articulated respectively to be arranged in the recess of fixed foot rest, in addition both ends are.

2. A reinforcing structure for a co-plate flange ventilation pipe according to claim 1, wherein the outer plate is an arc-shaped plate-shaped structure, and the inner arc-shaped concave surface faces the center of the formed circular ring.

3. The reinforced structure of the co-plate flange ventilation pipe of claim 2, wherein the two sides of the outer supporting plate are bent, and the bent parts of the two sides have an included angle of 90 degrees, and when the outer supporting plate is supported at the four corners of the air pipe, the bent parts can be respectively attached to the two side surfaces of the bent angle for supporting.

4. The stiffening structure for a co-planar flange ventilation duct of claim 1, wherein the scissor lever is formed by two connecting rods hinged at the middle part through a connecting joint, and can be unfolded or folded in coordination with the movement of the sliding foot block.

5. A reinforcing structure for a co-plate flange ventilation pipe according to claim 3, wherein anti-slip pads are disposed on the surfaces of the bent portions of the outer plates.

6. A co-planar flange vent-pipe reinforcement structure according to claim 5, wherein non-slip bumps are disposed on the non-slip mat.

7. A co-planar flange vent tube reinforcement structure according to claim 1, wherein four of said outer panels are fitted with four scissor bars to form a structure that can be unfolded and folded.

8. A co-planar flange air duct stiffener structure as claimed in claim 1 wherein the slide bars are pushed, the slide foot moves along the outer struts, and the scissor arms are deployed to enable the device to be deployed as a unit to enable four outer struts to be supported at four angular positions of the duct.

Technical Field

The invention discloses a common-plate flange ventilation pipe reinforcing structure, relates to a structure for reinforcing common-plate flange ventilation pipes, and belongs to the field of building ventilation equipment. In particular to a structure which can be folded and unfolded, is arranged in an air pipe and is supported and reinforced at four corners of the air pipe through an outer supporting plate.

Background

The common plate type flange air duct is also called as a flange-free air duct, mainly comprises an angle brace, a flange clamp and a flange connection integrally connected with the air duct, and is widely applied to engineering construction due to low cost, although the air duct of the form has lower cost, the air duct is not as firm as an angle iron flange in practical application, after the common plate type flange air duct is used for a period of time, the air duct structure is easy to deform, so that a gap is generated at a joint, the air leakage quantity of the common plate type flange air duct is larger, and the normal ventilation flow is influenced, in the prior art, the notice number CN209385856U discloses an anti-deformation common plate type flange air duct, which comprises a common plate type flange air duct main body, a fixing frame and a connecting column, reinforcing plates are arranged on the front end surface and the rear end surface of the common plate type flange air duct main body, fixing rings are arranged on the outer sides of the left end surface and the right end surface of the, and fixed frame setting is inboard at solid fixed ring, fixed frame upper end medial surface is provided with the slide, and is provided with the limiting plate in the slide, and the limiting plate setting is in board flange tuber pipe main part upper end altogether simultaneously, the limiting plate up end is provided with the threaded rod, and the threaded rod with run through fixed frame upper end, the spliced pole sets up at fixed frame up end, and the spliced pole setting is inboard at the threaded rod, but this additional strengthening of board flange tuber pipe altogether is too complicated, greatly increased its engineering cost, with the loaded down with trivial details step of installation and use, the quick installation and use of the construction operation of being not.

Disclosure of Invention

In order to improve the situation, the common-plate flange ventilation pipe reinforcing structure provided by the invention can be folded and unfolded, is arranged in the ventilation pipe, and is supported and reinforced at four corners of the ventilation pipe through the outer supporting plates.

The invention discloses a common-plate flange ventilation pipe reinforcing structure, which is realized by the following steps: the invention relates to a common-plate flange ventilation pipe reinforcing structure which comprises a fixed foot seat, outer supporting plates, a sliding rod, a connecting joint, a scissor rod, pin holes, sliding foot blocks, grooves and pins, wherein the four outer supporting plates are distributed in an equiangular annular manner, the outer supporting plates are in arc-shaped plate structures, the arc-shaped concave surfaces on the inner sides face the center of a formed ring, two sides of each outer supporting plate are bent, a 90-degree included angle is formed between the bent parts on the two sides, one end of each outer supporting plate is fixedly provided with the fixed foot seat, a through hole is formed in each fixed foot seat, the sliding rod is arranged in each outer supporting plate, one end of each sliding rod penetrates out of the through hole, the sliding foot blocks are arranged in the outer supporting plates and are fixedly connected with the other ends of the sliding rods, the sliding rod is provided with a plurality of pin holes at equal intervals, the pins are arranged on the sliding rod, the fixed foot seats are provided with the two grooves, the sliding foot blocks are, the shear fork rod is formed by hinging two connecting rods at the middle part through a connecting joint, wherein two ends of the shear fork rod are respectively hinged in the grooves of the fixed foot seats, the other two ends of the shear fork rod are respectively hinged in the grooves of the sliding foot blocks, anti-skid pads are arranged on the surfaces of the bending parts at two sides of the outer supporting plate, and anti-skid convex points are arranged on the anti-skid pads.

Has the beneficial effects.

Firstly, the common-plate flange air pipe can be structurally reinforced, and deformation and air leakage are avoided.

And secondly, the device can be flexibly used and installed at the position required by the air pipe, and is simple and convenient to use and install.

Thirdly, can fold and accomodate, conveniently remove and dismantle the use.

Drawings

FIG. 1 is a perspective view of a common flange vent pipe reinforcement structure of the present invention.

FIG. 2 is a perspective view of the rear face of a common flange vent reinforcement structure of the present invention.

FIG. 3 is a perspective view of a sliding foot block of a common-plate flange ventilation pipe reinforcing structure according to the present invention.

FIG. 4 is a schematic view of a co-planar flanged draft tube reinforcement structure of the present invention in use.

In the attached drawings

Wherein the method comprises the following steps: the device comprises a fixed foot seat (1), an outer supporting plate (2), a sliding rod (3), a connecting joint (4), a scissor rod (5), a pin hole (6), a sliding foot block (7), a groove (8), a pin (9) and an air pipe (10).

The specific implementation mode is as follows:

the invention discloses a common-plate flange ventilation pipe reinforcing structure, which is realized by the following steps: the invention relates to a plate-sharing flange ventilation pipe reinforcing structure which comprises a fixed foot seat (1), an outer supporting plate (2), a sliding rod (3), a connecting joint (4), a scissor rod (5), a pin hole (6), a sliding foot block (7), a groove (8) and a pin (9), wherein four outer supporting plates (2) are distributed in an equiangular ring shape, the outer supporting plates (2) are in an arc-shaped plate structure, the arc-shaped concave surfaces on the inner sides face the center of a formed circular ring, two sides of the outer supporting plates (2) are bent, 90-degree included angles exist between the bent parts on the two sides, one end of each outer supporting plate (2) is fixedly provided with the fixed foot seat (1), a through hole is formed in each fixed foot seat (1), the sliding rod (3) is arranged in the outer supporting plate (2), one end of the sliding rod (3) penetrates out of the through hole, the sliding foot block (7) is arranged in the outer supporting plate (2) and is fixedly connected with, the anti-skidding foot block structure is characterized in that a plurality of pin holes (6) are formed in the sliding rod (3) in an equidistant mode, pins (9) are arranged on the sliding rod (3), two grooves (8) are formed in the fixed foot seat (1), two grooves (8) are formed in the sliding foot block (7), a scissor rod (5) is arranged between two outer supporting plates (2) which are distributed annularly and adjacent, the scissor rod (5) is formed by hinging two connecting rods in the middle through a connecting joint (4), two ends of the scissor rod (5) are respectively hinged and arranged in the grooves (8) of the fixed foot seat (1), the other two ends of the scissor rod are respectively hinged and arranged in the grooves (8) of the sliding foot block (7), anti-skidding pads are arranged on the surfaces of two side bending portions of the outer supporting plates (2), and anti-skidding convex points are arranged on the anti-skidding pads.

When the device is used, the device is placed in an air pipe (10), the sliding foot blocks (7) slide along the outer supporting plates (2) by pushing the sliding rods (3), the sliding rods (3) slide along the through holes, so that the folded scissor rods (5) can be unfolded to prop up the outer supporting plates (2), the four outer supporting plates (2) are supported at four corners of the air pipe (10), a person can insert pins (9) into pin holes (6) in the sliding rods (3), the pins (9) are fixedly abutted against one surface of the fixed foot seats (1) to be fixed, the device is kept in a propping state, the air pipe (10) structure is supported inside, and deformation of the air pipe (10) is avoided;

when the device is not used, the pin (9) is pulled out, the sliding rod (3) is pushed reversely, the device is folded inwards, and the four outer supporting plates (2) are folded together to form a structure similar to a round rod, so that the device is convenient to carry and use;

the outer supporting plate (2) is of an arc-shaped plate structure, and the arc-shaped concave surface on the inner side faces the center of the formed circular ring, so that the device can form a structure similar to a circular rod in a folded state and is convenient to carry;

the two sides of the outer supporting plate (2) are bent, and a 90-degree included angle is formed between the bent parts of the two sides, so that when the outer supporting plate (2) is supported at the four corners of the air pipe (10), the bent parts can be respectively attached to the two side faces of a bent angle for supporting;

the scissor rod (5) is formed by hinging and connecting two connecting rods at the middle part through a connecting joint (4), and can be unfolded or folded by matching with the movement of the sliding foot block (7);

the anti-slip pad is arranged on the surface of the bending part at the two sides of the outer supporting plate (2), so that the friction force between the anti-slip pad and the air pipe (10) can be increased during supporting, and the supporting stability is improved;

the antiskid pads are provided with antiskid salient points, so that the friction force is further increased, and the support stability is improved;

the four outer supporting plates (2) are matched with the four scissor rods (5) to form a structure capable of being unfolded and folded, so that the carrying is convenient;

the sliding rod (3) is pushed, the sliding foot blocks (7) move along the outer supporting plates (2), and the overall device can be unfolded due to the unfolding design of the scissor rods (5), so that the four outer supporting plates (2) can be supported at four corners of the air pipe (10);

can be folded and unfolded, is arranged in the air pipe (10) and is supported and strengthened at four corners of the air pipe (10) through the outer supporting plate (2)

The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.