CN217075626U

CN217075626U - Pipeline holding closed sealing device

Info

Publication number: CN217075626U
Application number: CN202220497123.0U
Authority: CN
Inventors: 吴琼; 李华伟; 吴楠; 刘展兵
Original assignee: Dongguan Hongteng Automation Intelligent Technology Co ltd
Current assignee: Dongguan Hongteng Automation Intelligent Technology Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-29
Anticipated expiration: 2032-03-09

Abstract

The utility model provides a pipeline enclasping closed sealing device, which comprises an annular bottom plate, a linear driving device hinged on one side of the annular bottom plate, an annular movable plate coaxially arranged on the upper side of the annular bottom plate, and a plurality of movable leaf plates distributed on the top surface of the annular bottom plate, wherein the movable leaf plates are arranged between the annular bottom plate and the annular movable plate, the movable leaf plates are rotationally connected on the annular bottom plate, arc through grooves corresponding to the movable leaf plates are distributed on the annular movable plate in an annular array manner, connecting bolts connected on one side of the movable leaf plates are movably arranged on the arc through grooves, when force is applied to the annular movable plate by the linear driving device, the annular movable plate rotates and drives the connecting bolts to move on the arc through grooves, one end of the movable leaf plates is provided with an arc end face matched with the shape of the outer wall of a pipeline, a plurality of arc end faces form a circle matched with the outer ring of the pipeline after being closed, thereby sealing between the pipeline and a charging hole, prevent the material spill and volatilize in the process of loading.

Description

Pipeline holding closed sealing device

Technical Field

The utility model relates to a sealing device field indicates a closed sealing device is embraced tightly to pipeline especially.

Background

To some storing storehouses, the storehouse body of storing the material such as the oil tank of tank wagon, the storehouse is stored to flour all can be provided with the charging hole, all stretch into storehouse body storing chamber through the charging hole with conveying pipeline one end usually when loading in the storehouse body, for the convenience of conveying pipeline's plug operation, the diameter of charging hole all can set to the diameter than conveying pipeline a lot, when filling powder, during materials such as liquid, this will lead to the material to appear the spill easily after the material input storehouse body, the condition of volatilizing, need make the countermeasure to this kind of condition.

Disclosure of Invention

The utility model aims to solve the problem that a closed sealing device is held tightly to pipeline is provided, can seal between the storehouse body and the pipeline after inserting the pipeline in the storehouse body, prevent material filling in-process spill and volatilize.

The technical problem to be solved is to provide a pipeline tightly-holding closed sealing device according to the utility model, which comprises an annular bottom plate, a linear driving device hinged on one side of the annular bottom plate, an annular movable plate coaxially arranged on the upper side of the annular bottom plate, and a plurality of movable leaf plates distributed on the top surface of the annular bottom plate in an annular array, wherein the linear driving device is in driving connection with the annular movable plate, the movable leaf plates are arranged between the annular bottom plate and the annular movable plate, the movable leaf plates are rotationally connected on the annular bottom plate, the annular movable plate is provided with an arc through groove corresponding to the movable leaf plates in an annular array distribution, the arc through groove is movably provided with a connecting bolt connected on one side of the movable leaf plates, when force is applied to the annular movable plate by the linear driving device, the annular movable plate rotates and drives the connecting bolt to move on the arc through groove, one end of the movable leaf plates is provided with an arc end surface matched with the shape of the outer wall of the pipeline, the plurality of arc-shaped end faces form a circle matched with the outer ring of the pipeline after being closed.

Preferably, the activity page or leaf board is the arc form setting, and the activity page or leaf board contains outside cambered surface and the inboard cambered surface of connecting respectively at arc terminal surface both ends, and the inboard cambered surface contains the screens cambered surface section that borders on and keeps away a cambered surface section, and screens cambered surface section and outside cambered surface match the setting, keep away a cambered surface section and can keep away the position to adjacent outside cambered surface.

Preferably, the linear driving device is an air cylinder, the tail end of the linear driving device is hinged to the top surface of the annular bottom plate, and the output shaft of the linear driving device is hinged to the top surface of the annular movable plate.

Preferably, the arc-shaped through groove is eccentrically arranged on the annular movable plate.

Preferably, the movable leaf plate is adjacent to and between the annular bottom plate and the annular movable plate.

The utility model has the advantages that: the utility model provides a pipeline enclasping closed sealing device, which is provided with a unique assembly structure, the pipeline enclasping closed device is arranged at a charging hole of a bin body, an inner ring of an annular bottom plate is communicated with the charging hole, when charging, a pipeline is inserted into the charging hole to charge the bin body, before material conveying, thrust is firstly exerted on the annular movable plate through a linear driving device, because a connecting bolt is arranged on an arc-shaped through groove, the annular movable plate rotates under the driving of the linear driving device, the movable arc-shaped through groove exerts the thrust on the connecting bolt to cause the movable leaf plate to rotate on the annular bottom plate, the connecting bolt moves on the arc-shaped through groove, when each arc-shaped end surface is butted on the outer wall of the pipeline, each arc-shaped end surface is closed into a circle matched with an outer ring of the pipeline to enclasping the pipeline tightly, thereby sealing is carried out between the pipeline and the charging hole, and materials are prevented from splashing and volatilizing in the charging process, the material loss is reduced, the pollution to the surrounding environment is avoided, the pipeline does not need to be supported manually during charging, and the use is more convenient.

Drawings

Fig. 1 illustrates a schematic structural view of the present invention in an open state of the movable leaf.

Fig. 2 illustrates an exploded view of the present invention.

Fig. 3 illustrates the structure diagram of the present invention in the closed state of the movable leaf.

The reference numbers illustrate: the device comprises an annular bottom plate 1, a linear driving device 2, an annular movable plate 3, an arc-shaped through groove 30, a movable leaf plate 4, a connecting bolt 40, an arc-shaped end face 41, an outer arc face 42, a clamping arc face section 43, a avoiding arc face section 44 and a pipeline 5.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments.

All other embodiments of the person skilled in the art, which are obtained without inventive work on the basis of the described embodiments of the present disclosure, are within the scope of protection of the present disclosure.

Refer to fig. 1-3.

The utility model provides a pipeline enclasping closed sealing device, which comprises an annular bottom plate 1, a linear driving device 2 hinged on one side of the annular bottom plate 1, an annular movable plate 3 coaxially arranged on the upper side of the annular bottom plate 1, and a plurality of movable leaf plates 4 distributed on the top surface of the annular bottom plate 1 in an annular array, wherein the linear driving device 2 is in driving connection with the annular movable plate 3, the movable leaf plates 4 are arranged between the annular bottom plate 1 and the annular movable plate 3, the movable leaf plates 4 are rotationally connected on the annular bottom plate 1, the annular movable plate 3 is provided with an annular array distribution with arc through grooves 30 corresponding to the movable leaf plates 4, the arc through grooves 30 are movably provided with connecting bolts 40 connected on one side of the movable leaf plates 4, when the annular movable plate 3 is forced by the linear driving device 2, the annular movable plate 3 rotates and drives the connecting bolts 40 to move on the arc through grooves 30, one end of the movable leaf plates 4 is provided with an arc end surface 41 matched with the shape of the outer wall of the pipeline 5, the plurality of arc-shaped end surfaces 41 form a circle matched with the outer circle of the pipeline 5 after being closed.

The specific use principle is as follows: the pipeline enclasping closing device is arranged at a charging hole of a bin body, an inner ring of an annular bottom plate 1 is communicated with the charging hole, one end of a pipeline 5 is inserted into the charging hole to perform charging operation on the bin body during charging, thrust is firstly applied to an annular movable plate 3 through a linear driving device 2 before material conveying, as a connecting bolt 40 is arranged on an arc-shaped through groove 30, the annular movable plate 3 rotates under the driving of the linear driving device 2, the movable arc-shaped through groove 30 applies thrust to the connecting bolt 40 to cause a movable leaf plate 4 to rotate on the annular bottom plate 1, the connecting bolt 40 moves on the arc-shaped through groove 30, when each arc-shaped end face 41 abuts against the outer wall of the pipeline 5, each arc-shaped end face 41 is closed into a circle matched with the outer ring of the pipeline 5 and enclasping the pipeline 5 tightly, thereby sealing is performed between the pipeline 5 and the charging hole, material splashing and volatilization are prevented during charging, and material loss is reduced, the pollution to the surrounding environment is avoided, the pipeline 5 does not need to be manually supported during charging, and the use is more convenient.

Based on above-mentioned embodiment, activity page or leaf 4 is the arc form setting, and activity page or leaf 4 contains outside cambered surface 42 and the inboard cambered surface of connecting respectively at arc terminal surface 41 both ends, and the inboard cambered surface contains screens cambered surface section 43 that borders on and keeps away a cambered surface section 44, and screens cambered surface section 43 and outside cambered surface 42 match the setting, keeps away a cambered surface section 44 and can keep away the position to adjacent outside cambered surface 42. In the process of opening and closing the movable leaf plates 4 driven by the linear driving device 2, when the movable leaf plates 4 are closed, the outer side cambered surfaces 42 slide into the clamping cambered surface sections 43 from the avoiding cambered surface sections 44, the cambered end surfaces 41 of the movable leaf plates 4 are closed to form a circle to hold the pipeline 5 tightly, and the clamping cambered surface sections 43 are clamped on the adjacent outer side cambered surfaces 42 to play a role in limiting the adjacent movable leaf plates 4; when the movable blade 4 is opened, the outer side cambered surface 42 slides into the avoiding cambered surface section 44 from the clamping cambered surface section 43, and the avoiding cambered surface section 44 can avoid the movement of the outer side cambered surface 42, so that the yarn is prevented when the adjacent movable blade 4 is reset.

Based on the above embodiment, the linear driving device 2 is the cylinder, the tail end of the linear driving device 2 is hinged to the top surface of the annular bottom plate 1, and the output shaft of the linear driving device 2 is hinged to the top surface of the annular movable plate 3, so that the linear driving device 2 is easy to assemble and maintain, and the working stability is high.

Based on the above embodiment, the arc-shaped through slot 30 is centrifugally disposed on the annular movable plate 3, so as to ensure that the movable flap 4 can be smoothly opened and closed.

Based on the above embodiment, the movable flap 4 is adjacent to and between the annular bottom plate 1 and the annular movable plate 3, so that the movable flap 4 is prevented from deviating, and the rotation stability of the movable flap 4 can be improved.

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. A pipeline enclasping closed sealing device is characterized by comprising an annular bottom plate, a linear driving device, a plurality of movable hinge plates, a plurality of connecting bolts and a sealing ring, wherein the linear driving device is hinged to one side of the annular bottom plate, the movable hinge plates are coaxially arranged on the upper side of the annular bottom plate and distributed on the top surface of the annular bottom plate in an annular array mode, the linear driving device is in driving connection with the annular movable hinge plates, the movable hinge plates are arranged between the annular bottom plate and the annular movable hinge plates, the movable hinge plates are rotatably connected to the annular bottom plate, arc through grooves corresponding to the movable hinge plates are distributed on the annular movable hinge plates in an annular array mode, the arc through grooves are movably provided with the connecting bolts connected to one sides of the movable hinge plates, and when the linear driving device applies force to the annular movable hinge plates, the annular movable hinge plates rotate and drive the connecting bolts to move on the arc through grooves, one end of the movable leaf plate is provided with an arc-shaped end face matched with the shape of the outer wall of the pipeline, and the arc-shaped end faces form a circle matched with the outer ring of the pipeline after being closed.

2. The pipeline enclasping closed sealing device according to claim 1, wherein the movable leaf is arc-shaped and comprises an outer arc surface and an inner arc surface which are respectively connected to two ends of the arc-shaped end surface, the inner arc surface comprises an adjacent clamping arc surface section and a position avoiding arc surface section, the clamping arc surface section is matched with the outer arc surface, and the position avoiding arc surface section can avoid the adjacent outer arc surface.

3. The pipeline hugging closed sealing device according to claim 2, wherein the linear driving device is a cylinder, the tail end of the linear driving device is hinged to the top surface of the annular bottom plate, and the output shaft of the linear driving device is hinged to the top surface of the annular movable plate.

4. The pipe hugging closed sealing device according to claim 3, wherein the arc-shaped through groove is eccentrically arranged on the annular movable plate.

5. A pipe hugging closure seal according to claim 4, wherein said movable leaf is adjacent between said annular base plate and said annular movable leaf.