CN216583013U - Telescopic device used in pneumatic logistics pipeline - Google Patents

Abstract

The utility model discloses a telescopic device used in a pneumatic logistics pipeline, which comprises two flanges, wherein an adjusting and positioning assembly is arranged between the flanges, the adjusting and positioning assembly comprises an outer pipe, an inner pipe, a fixed cylinder, rotary cylinders, a threaded column, a tooth-shaped groove, a tooth-shaped ring, a sealing ring and a flow guide ring, one side of one flange is fixedly welded with the outer pipe, one side of the other flange is fixedly welded with the inner pipe, the positions of one side of one flange, which correspond to the outer side of the outer pipe, are welded with the fixed cylinders in a circumferential array and at equal intervals, and one end part of the fixed cylinder is rotatably connected with the rotary cylinder. The phenomenon of gas leakage when the telescopic device is used is avoided.

Description

Telescopic device used in pneumatic logistics pipeline

Technical Field

The utility model relates to the technical field of pneumatic logistics pipeline conveying devices, in particular to a telescopic device used in a pneumatic logistics pipeline.

Background

The pneumatic pipeline logistics transmission takes air extracted and compressed by an air compressor as power, and solves the problem of automatic logistics distribution in the system by combining a plurality of special closed pipelines which are tightly connected and combining modern communication and optical-mechanical-electrical integration technologies.

Therefore, the Chinese patent network discloses a telescopic device used in a pneumatic logistics pipeline, the application number is 201621188010.3, and the telescopic device fully ensures the compensation function of the change of the telescopic quantity of the logistics pipeline by arranging a fixed pipe and a movable pipe which have the same structure and are in a staggered matching and opposite insertion tooth-shaped structure in the pipes.

However, in the actual use process, the expansion device disclosed by the patent is easy to cause the phenomenon that the pipeline is inclined in the process of mutual movement between the pipelines, so that the sealing element is easy to wear, and the service life of the sealing element is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model provides a telescopic device for a pneumatic logistics pipeline, which can effectively solve the problem that the service life of a sealing element is shortened because the pipeline is easy to incline in the process of mutual movement between the pipeline and the pipeline in the actual use process of the telescopic device provided in the patent in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a telescopic device used in a pneumatic logistics pipeline comprises two flanges, wherein an adjusting and positioning assembly is arranged between the flanges, and comprises an outer pipe, an inner pipe, a fixed cylinder, a rotary drum, a threaded column, a tooth-pattern groove, a tooth-pattern ring, a sealing ring and a flow guide ring;

one flange one side fixed welding has the outer tube, another flange one side fixed welding has the inner tube, one flange one side corresponds outer tube outside position department and is the welding of circumference array equidistance and has a solid fixed cylinder, a solid fixed cylinder tip rotates and is connected with the rotary drum, there is the screw thread post rotary drum inboard through threaded connection, screw thread post tip and flange fixed connection, the tooth line groove has been seted up to rotary drum outside limit portion equidistance, the rotary drum outside is connected with the insection ring through insection groove insection meshing, an outer tube tip is fixed to bond has the sealing ring, an inner tube tip is fixed to bond has the water conservancy diversion ring.

Preferably, the threaded column is slidably connected to the inner side of the fixed cylinder, and the longitudinal sections of the sealing ring and the guide ring are triangular.

Preferably, the inner side of the sealing ring is in contact with the outer side of the inner pipe, and the outer side of the flow guide ring is in contact with the inner side of the outer pipe.

Preferably, the welding of flange one side has solid fixed ring, gu fixed ring inboard embedding is connected with the elastic rubber circle, two through elasticity matte fixed connection between the elastic rubber circle, flange one side is the circumference array equidistance and has seted up the through-hole.

Preferably, the through-hole is located the inboard position department of solid fixed ring, gu fixed ring longitudinal section is the L type, the through-hole inboard has run through the bolt.

Preferably, the rotary drum is located at the inner side of the elastic shielding cloth, and the elastic rubber ring is connected with the inner side of the fixing ring in an interference fit mode.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has scientific and reasonable structure and safe and convenient use:

1. be provided with and adjust locating component, the staff of being convenient for carries out synchronous rotation to four rotary drums to can make two flanges remove the in-process and keep parallel each other, avoid the inboard phenomenon that takes place the friction with the inner tube outside of outer tube, simultaneously, also can seal the processing to outer tube and inner tube junction, avoid the phenomenon that the gas leakage appears when the telescoping device uses.

2. Be provided with solid fixed ring, elastic rubber circle and elasticity matte, the staff of being convenient for carries out the rigidity to the both ends of elasticity matte, has reduced the degree of difficulty of staff's installation elasticity matte to the staff of being convenient for plays when fixed used bolt and shelters from the protection processing to screw thread post and flange, avoids external environment to cause the phenomenon of screw thread post and bolt corrosion.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the adjusting positioning assembly of the present invention;

FIG. 3 is a schematic view of the mounting structure of the seal ring of the present invention;

FIG. 4 is a schematic view of the installation structure of the elastic rubber ring of the present invention;

reference numbers in the figures: 1. a flange;

2. adjusting the positioning assembly; 201. an outer tube; 202. an inner tube; 203. a fixed cylinder; 204. a rotating drum; 205. a threaded post; 206. a tooth pattern groove; 207. a insection ring; 208. a seal ring; 209. a flow guide ring;

3. a fixing ring; 4. an elastic rubber ring; 5. an elastic covering cloth; 6. and a through hole.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-4, the present invention provides a technical solution, a telescopic device for use in a pneumatic logistics pipeline, comprising two flanges 1, wherein an adjusting and positioning assembly 2 is installed between the flanges 1;

the adjusting and positioning assembly 2 comprises an outer pipe 201, an inner pipe 202, a fixed cylinder 203, a rotating cylinder 204, a threaded column 205, a insection groove 206, an insection ring 207, a sealing ring 208 and a guide ring 209;

one side of one flange 1 is fixedly welded with an outer pipe 201, one side of the other flange 1 is fixedly welded with an inner pipe 202, one side of one flange 1 is welded with a fixed cylinder 203 in a circumferential array equidistance manner corresponding to the outer side position of the outer pipe 201, one end part of the fixed cylinder 203 is connected with a rotary cylinder 204 in a rotating manner, the inner side of the rotary cylinder 204 is connected with a threaded column 205 through threads, the threaded column 205 is connected to the inner side of the fixed cylinder 203 in a sliding manner, one end part of the threaded column 205 is fixedly connected with the flange 1, the outer side part of the rotary cylinder 204 is provided with a tooth pattern groove 206 in an equidistance manner, the outer side of the rotary cylinder 204 is connected with a tooth pattern ring 207 through tooth pattern meshing of the tooth pattern groove 206, one end part of the outer pipe 201 is fixedly bonded with a sealing ring 208, the inner side of the sealing ring 208 is contacted with the outer side of the inner pipe 202, one end part of the inner pipe 202 is fixedly bonded with a flow guide ring 209, the longitudinal sections of the sealing ring 208 and the flow guide ring 209 are both triangular, the outer side of the outer pipe 201 is contacted with the inner pipe 204, which is convenient for the synchronous rotation of a worker, therefore, the two flanges 1 are kept parallel to each other, and the phenomenon that the outer pipe 201 and the inner pipe 202 are inclined is avoided;

1 one side welding of flange has solid fixed ring 3, solid fixed ring 3 longitudinal section is the L type, gu 3 inboard embedding of fixed ring is connected elastic rubber circle 4, elastic rubber circle 4 is connected through interference fit with solid fixed ring 3 inboards, through elasticity cloth 5 fixed connection between two elastic rubber circles 4, rotary drum 204 is located elasticity cloth 5 inboard position department, 1 one side of flange is circumference array equidistance and has seted up through-hole 6, through-hole 6 is located solid fixed ring 3 inboard position departments, 6 inboard through-holes have the bolt, be convenient for the staff fixes elasticity cloth 5's position, the degree of difficulty of staff installation elasticity cloth 5 has been reduced, thereby be convenient for the staff plays to shelter from the processing to screw thread post 205, avoid external environment to cause the phenomenon of screw thread post 205 corruption.

The working principle and the using process of the utility model are as follows: in the actual use process, the worker can rotate the rotary drum 204 along with the rotation of the insection ring 207 by rotating the insection ring 207 and connecting the insection ring 207 with insection grooves 206 formed on the outer side edge of the rotary drum 204 through insection meshing, so that the worker can conveniently and synchronously rotate the four rotary drums 204, the threaded column 205 can move along with the rotation of the rotary drum 204 through the threaded connection between the rotary drum 204 and the threaded column 205 in the rotation process of the rotary drum 204, so that the threaded column 205 can move in position inside the fixed drum 203, one end part of the fixed drum 203 is connected with one flange 1, and the threaded column 205 is connected with the other flange 1, so that the distance between the two flanges 1 can be adjusted, the outer pipe 201 and the inner pipe 202 are respectively connected with the flanges 1, so that the positions of the outer pipe 201 and the inner pipe 202 can be adjusted and fixed, further, the phenomenon that the outer pipe 201 and the inner pipe 202 are inclined to each other during the position moving process is avoided, at this time, the sealing ring 208 connected to one end of the outer pipe 201 is in contact with the outer side of the inner pipe 202, and the deflector ring 209 connected to one end of the inner pipe 202 is in contact with the inner side of the outer pipe 201, so that the sealing performance of the connection part of the outer pipe 201 and the inner pipe 202 can be ensured during the position moving process of the outer pipe 201 and the inner pipe 202.

Finally, 3 inboards through the solid fixed ring of the 4 embedding of elastic rubber circle of 5 both ends connection of elasticity matte, can fix elasticity matte 5 position to the degree of difficulty that staff's installation elasticity matte 5 has been reduced, through elasticity matte 5, can shelter from the processing to the screw that 6 inboards of through-hole that the inside was seted up of screw thread post 205 and flange 1 are connected, thereby avoid external environment to cause screw thread post 205 and the phenomenon of bolt corrosion.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A telescoping device for pneumatic logistics pipeline, includes two flanges (1), its characterized in that: the flange (1) is provided with an adjusting and positioning assembly (2) between each other, and the adjusting and positioning assembly (2) comprises an outer pipe (201), an inner pipe (202), a fixed cylinder (203), a rotating cylinder (204), a threaded column (205), a insection groove (206), an insection ring (207), a sealing ring (208) and a guide ring (209);

one flange (1) one side fixed welding has outer tube (201), another flange (1) one side fixed welding has inner tube (202), one flange (1) one side corresponds outer tube (201) outside position department and is the welding of circumference array equidistance and has solid fixed cylinder (203), gu fixed cylinder (203) a tip rotates and is connected with rotary drum (204), there is screw thread post (205) rotary drum (204) inboard through threaded connection, screw thread post (205) a tip and flange (1) fixed connection, flute groove (206) have been seted up to rotary drum (204) outside limit portion equidistance, rotary drum (204) outside is connected with flute ring (207) through flute groove (206) flute meshing, outer tube (201) a tip fixed bonding has sealing ring (208), inner tube (202) a tip fixed bonding has water conservancy diversion ring (209).

2. The telescopic device for pneumatic logistics pipelines of claim 1, wherein the threaded column (205) is slidably connected inside the fixed cylinder (203), and the sealing ring (208) and the flow guide ring (209) are both triangular in longitudinal section.

3. A telescopic device for use in pneumatic logistics pipelines according to claim 1, characterized in that the inside of the sealing ring (208) is in contact with the outside of the inner pipe (202) and the outside of the deflector ring (209) is in contact with the inside of the outer pipe (201).

4. The telescopic device for the pneumatic logistics pipeline is characterized in that a fixing ring (3) is welded on one side of the flange (1), an elastic rubber ring (4) is embedded and connected on the inner side of the fixing ring (3), the two elastic rubber rings (4) are fixedly connected through an elastic shielding cloth (5), and through holes (6) are formed in one side of the flange (1) in a circumferential array at equal intervals.

5. The telescopic device for the pneumatic logistics pipeline is characterized in that the through hole (6) is positioned at the position inside the fixing ring (3), the longitudinal section of the fixing ring (3) is L-shaped, and a bolt penetrates through the inner side of the through hole (6).

6. A telescopic device for use in pneumatic logistics ducts according to claim 4, characterized in that the drum (204) is located inside an elastic covering (5), the elastic rubber ring (4) being connected with the inside of the fixed ring (3) by interference fit.

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