Inorganic silicon crystal air pipe convenient to adjust

Abstract

The utility model relates to the technical field of air pipes, and discloses an inorganic silicon crystal air pipe convenient to adjust, which comprises an air pipe body, bolt holes arranged on the air pipe body, an adjusting mechanism arranged on the air pipe body and an auxiliary mechanism arranged on the air pipe body. The adjusting mechanism comprises a mounting block, the mounting block is slidably connected to the outer wall of the air pipe body, a mounting hole is formed in the mounting block, and a rack is fixedly mounted on the outer wall of the air pipe body. According to the technical scheme, the installation holes and the bolt holes can be kept concentric all the time when the two sets of air pipe bodies are in butt joint, bolts can be conveniently inserted for installation, then the machining error of the air pipe bodies can be avoided, the two sets of air pipe bodies can be smoothly in butt joint together through the bolts, and the air pipe bodies are more convenient to install.

Description

TECHNICAL FIELD

[0001] The utility model relates to a duct technology field, concretely is a kind of inorganic silicon crystal duct convenient to adjust. BACKGROUND

[0002] Duct, it is the pipeline system for air delivery and distribution, according to cross section shape, duct can be divided into round duct, rectangular duct, flat round duct and multiple kinds, wherein round duct resistance minimum but height size maximum, complicated, so application is mainly rectangular duct.

[0003] At present, most of the ducts on the market are basically connected by bolts, and the length of the whole duct can be extended by connecting multiple groups of ducts by bolts, so that ducts of different lengths can be installed according to requirements, but each section of duct is separately processed, and the installation holes on the duct for inserting bolts will inevitably have processing deviation, and if the installation holes on the two groups of ducts have too large deviation, the bolts cannot pass through the two groups of ducts, thereby causing the ducts to be unable to be normally installed, affecting the construction progress. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of inorganic silicon crystal duct convenient to adjust to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of inorganic silicon crystal duct convenient to adjust, including duct body, bolt hole is set up on the duct body, adjusting mechanism is arranged on the duct body, auxiliary mechanism is arranged on the duct body, the adjusting mechanism includes:

[0006] Mounting block, the mounting block is slidably connected to the outer wall of duct body, mounting hole is formed in the mounting block, bolt is inserted through mounting hole and bolt hole, and two groups of duct bodies can be installed together by locking bolt using nut, the outer wall of duct body is fixedly installed with rack;

[0007] Shaft, one end of the shaft is rotatably connected to the inner wall of mounting block, the other end of the shaft penetrates mounting block and is fixedly installed with gear, the gear is engaged with rack, the outer wall of shaft is fixedly installed with worm gear, while the shaft rotates in the inner wall of mounting block, the mounting block can be driven to slide on the outer wall of duct body in cooperation with gear and rack;

[0008] Worm, one end of the worm is rotatably connected to the outer wall of mounting block, the other end of the worm penetrates mounting block and is fixedly installed with knob, the worm is engaged with worm gear, and the shaft can be driven to rotate in the inner wall of mounting block by rotating the worm in cooperation with worm gear.

[0009] Preferably, the auxiliary mechanism includes a positioning ring, which is slidably connected to the inner wall of the mounting block.

[0010] Preferably, the outer wall of the air pipe body is provided with an annular groove, and the annular groove is in a concentric state with the bolt hole.

[0011] Preferably, the inner wall of the positioning ring is fixedly installed with a spring, and the end of the spring away from the positioning ring is fixedly installed on the inner wall of the mounting block.

[0012] Preferably, the outer diameter of the positioning ring is completely equal to the inner diameter of the annular groove, and when the positioning ring enters the inside of the annular groove, the annular groove limits the positioning ring.

[0013] Preferably, the through portions of the rotating shaft, the worm and the mounting block are rotationally connected.

[0014] Compared with the prior art, the inorganic silicon crystal air pipe provided by the utility model has the following beneficial effects:

[0015] 1. The inorganic silicon crystal air pipe is convenient to adjust, the mounting hole position can be adjusted by moving the mounting block, the mounting hole and the bolt hole of the two groups of air pipe bodies can always be kept concentric when the two groups of air pipe bodies are connected, the bolt can be inserted into the mounting hole, the machining error of the air pipe body can be avoided, the two groups of air pipe bodies can be smoothly connected together through the bolt, and the air pipe body is more convenient to install.

[0016] 2. The inorganic silicon crystal air pipe, when the two groups of air pipe bodies are connected, the positioning ring enters the inside of the annular groove, the positioning of the positioning ring by the annular groove can make the two groups of air pipe bodies keep the coincident state in the horizontal direction, the two groups of air pipe bodies are prevented from being inclined, the two groups of air pipe bodies can be installed more neatly, and the installation effect of the air pipe body is improved. DETAILED DESCRIPTION

[0017] Figure 1 It is a front overall structure schematic view of the utility model;

[0018] Figure 2 It is a back overall structure schematic view of the utility model;

[0019] Figure 3 It is a sectional structure schematic view of the mounting block of the utility model;

[0020] Figure 4 It is an enlarged structure schematic view of A of the utility model; Figure 1

[0021] Figure 5 It is an enlarged structure schematic view of B of the utility model. Figure 2

[0022] ​​In the figure: 1, the duct body; 2, bolt hole; 3, adjusting mechanism; 31, mounting block; 32, rotating shaft; 33, worm; 34, mounting hole; 35, rack; 36, gear; 37, worm gear; 38, knob; 4, auxiliary mechanism; 41, positioning ring; 42, annular groove; 43, spring. DETAILED DESCRIPTION

[0023] As Figures 1-5 shown, the utility model provides a technical scheme: a inorganic silicon crystal duct convenient to adjust, including duct body 1, be equipped with bolt hole 2 on duct body 1, be equipped with adjusting mechanism 3 on duct body 1, can avoid the processing error of duct body 1 by setting adjusting mechanism 3, so that duct body 1 can be docked together by bolt smoothly, be equipped with auxiliary mechanism 4 on duct body 1, can calibrate two groups of duct body 1 of docking by setting auxiliary mechanism 4, prevent two groups of duct body 1 from appearing skew.

[0024] The adjusting mechanism 3 includes mounting block 31, rotating shaft 32, worm 33, mounting hole 34, rack 35, gear 36, worm gear 37, knob 38, mounting block 31 is slidably connected to the outer wall of the duct body 1, mounting hole 34 is formed in the mounting block 31, the position of the mounting hole 34 can be adjusted while the mounting block 31 slides, so that the mounting hole 34 and the bolt hole 2 can be kept in a concentric state, thereby avoiding the processing error, and the two groups of duct body 1 can be docked together by the bolt smoothly, the rack 35 is fixedly installed on the outer wall of the duct body 1, one end of the rotating shaft 32 is rotatably connected to the inner wall of the mounting block 31, the gear 36 is fixedly installed on the other end of the rotating shaft 32 penetrating the mounting block 31, the rotating shaft 32 is rotatably connected at the penetrating portion with the mounting block 31, the rotating shaft 32 rotates in the inner wall of the mounting block 31 while driving the gear 36 to rotate, the gear 36 rotates while engaging with the rack 35, which can drive the mounting block 31 to slide on the outer wall of the duct body 1, the worm gear 37 is fixedly installed on the outer wall of the rotating shaft 32, one end of the worm 33 is rotatably connected to the outer wall of the mounting block 31, the knob 38 is fixedly installed on the other end of the worm 33 penetrating the mounting block 31, the worm 33 is rotatably connected at the penetrating portion with the mounting block 31, the worm 33 engages with the worm gear 37, the worm 33 rotates while driving the worm gear 37 to rotate, which in turn drives the rotating shaft 32 to rotate in the inner wall of the mounting block 31.

[0025] The auxiliary mechanism 4 comprises a positioning ring 41, an annular groove 42 and a spring 43; the positioning ring 41 is slidingly connected to the inner wall of the mounting block 31, the outer wall of the air pipe body 1 is provided with the annular groove 42, the annular groove 42 is in a concentric state with the bolt hole 2, the positioning of the positioning ring 41 by the annular groove 42 can make the two groups of air pipe bodies 1 keep the coincident state in the horizontal direction, avoiding the skew of the two groups of air pipe bodies 1, the outer diameter of the positioning ring 41 is completely equal to the inner diameter of the annular groove 42, the inner wall of the positioning ring 41 is fixedly provided with the spring 43, one end of the spring 43 away from the positioning ring 41 is fixedly provided on the inner wall of the mounting block 31, if there is deviation between the positioning ring 41 and the annular groove 42, the two groups of air pipe bodies 1 will extrude the positioning ring 41 in the process of abutting, so that the positioning ring 41 slides to the inner wall of the mounting block 31 and compresses the spring 43.

[0026] Working principle: when the two groups of air pipe bodies 1 need to be installed, the bolt hole 2 on one group of air pipe bodies 1 is abutted on the outer wall of the mounting block 31 of the other group of air pipe bodies 1, if the bolt hole 2 and the mounting hole 34 on the mounting block 31 are concentric at this time, the bolt is directly inserted through the bolt hole 2 and the mounting hole 34, and then the nut is used to lock the two groups of air pipe bodies 1, if there is deviation between the bolt hole 2 and the mounting hole 34 on the mounting block 31, the worm 33 is rotated by rotating the knob 38, the worm 33 rotates at the same time and drives the worm gear 37 engaged therewith to rotate, the worm gear 37 rotates at the same time and drives the rotating shaft 32 to rotate on the inner wall of the mounting block 31, the rotating shaft 32 rotates at the same time and drives the gear 36 to rotate, the gear 36 rotates at the same time and cooperates with the rack 35 engaged therewith to drive the mounting block 31 to slide on the outer wall of the air pipe body 1, the mounting block 31 slides at the same time and adjusts the position of the mounting hole 34, so that the mounting hole 34 and the bolt hole 2 can keep concentric state, thereby avoiding the machining error, so that the two groups of air pipe bodies 1 can be smoothly butt-jointed by the bolt.

[0027] In the process of butt joint of the two groups of air pipe bodies 1, if the positioning ring 41 and the annular groove 42 are in a concentric state, the positioning ring 41 will smoothly enter the inside of the annular groove 42, if there is deviation between the positioning ring 41 and the annular groove 42, the two groups of air pipe bodies 1 will extrude the positioning ring 41 in the process of abutting, so that the positioning ring 41 slides to the inner wall of the mounting block 31 and compresses the spring 43, and when the positioning ring 41 enters the inside of the annular groove 42, the positioning of the positioning ring 41 by the annular groove 42 can make the two groups of air pipe bodies 1 keep the coincident state in the horizontal direction, avoiding the skew of the two groups of air pipe bodies 1, so that the installation of the two groups of air pipe bodies 1 is more neat, improving the installation effect of the air pipe body 1.

[0028] The utility model has made the detailed description to the utility model generally above, but can make some modification or improvement to it on the basis of the utility model, this is obvious to the general skilled person in the technical field. Therefore, the modification or improvement without departing from the utility model thought spirit, all are within the protection scope of the utility model.

Claims

1. An easily adjustable inorganic silicon crystal air duct, comprising an air duct body (1), wherein bolt holes (2) are provided on the air duct body (1), characterized in that: An adjustment mechanism (3) is provided on the duct body (1), and an auxiliary mechanism (4) is provided on the duct body (1). The adjustment mechanism (3) includes: Mounting block (31) is slidably connected to the outer wall of the duct body (1). Mounting hole (34) is provided on the mounting block (31). A rack (35) is fixedly installed on the outer wall of the duct body (1). A rotating shaft (32) is rotatably connected at one end to the inner wall of the mounting block (31), and a gear (36) is fixedly installed at the other end of the rotating shaft (32) through the mounting block (31). The gear (36) meshes with a rack (35), and a worm gear (37) is fixedly installed on the outer wall of the rotating shaft (32). A worm (33) is rotatably connected at one end to the outer wall of the mounting block (31), and a knob (38) is fixedly installed at the other end of the mounting block (31). The worm (33) meshes with a worm wheel (37).

2. The easily adjustable inorganic silicon duct according to claim 1, characterized in that: The auxiliary mechanism (4) includes a positioning ring (41) which is slidably connected to the inner wall of the mounting block (31).

3. The easily adjustable inorganic silicon duct according to claim 1, characterized in that: The outer wall of the duct body (1) is provided with an annular groove (42), and the annular groove (42) and the bolt hole (2) are concentric.

4. The easily adjustable inorganic silicon crystal air duct according to claim 2, characterized in that: A spring (43) is fixedly installed on the inner wall of the positioning ring (41), and the end of the spring (43) away from the positioning ring (41) is fixedly installed on the inner wall of the mounting block (31).

5. The easily adjustable inorganic silicon duct according to claim 2, characterized in that: The outer diameter of the positioning ring (41) is exactly the same as the inner diameter of the annular groove (42).

6. The easily adjustable inorganic silicon duct according to claim 1, characterized in that: The shaft (32), worm (33) and mounting block (31) are rotatably connected at their penetration points.

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