CN208535439U - Duct closing type device - Google Patents
Duct closing type device Download PDFInfo
- Publication number
- CN208535439U CN208535439U CN201820916465.5U CN201820916465U CN208535439U CN 208535439 U CN208535439 U CN 208535439U CN 201820916465 U CN201820916465 U CN 201820916465U CN 208535439 U CN208535439 U CN 208535439U
- Authority
- CN
- China
- Prior art keywords
- sealing cover
- expandable nail
- tip
- plug
- gap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Pipe Accessories (AREA)
Abstract
The utility model discloses a kind of duct closing type devices, including sealing cover, block plug and expandable nail, the sealing cover includes integrally formed pedestal and linkage section, linkage section is hollow cylinder, and inner wall is equipped with screw thread, the identical closure plug of structure there are two being set on pedestal, blocking plug is half frustum cone structure, and biggish semi circular surface is fixed on the base, two block plug along base diameter be symmetrical arranged and there are gaps, the corresponding base center in gap is provided with screw hole, it is by there is expandable nail in screw hole, one end of the expandable nail is equipped with buckle, the other end is equipped with tip, the size at tip is less than gap size, it is connected between tip and expandable nail by ladder section, the sealing cover is equipped with the card slot to match with buckle.The utility model will block the nozzle filled in and blocked in pipeline by sealing cover, will block plug to vessel wall motion, realization sealing and blocking by the way that the threaded connection of sealing cover is arranged in, then by expandable nail.
Description
Technical field
The utility model relates to a kind of duct closing type devices, belong to pipe technology field.
Background technique
Pipeline is important a part of urban infrastructure construction, it has high efficiency in terms of transport
And convenience, it lives with people closely bound up, with the big quantization that pipeline is laid with, pipeline fault also happens occasionally, at present city
During relocating and repair in the municipal administration being related in pipeline engineering, for the pipeline that needs block, often block head is placed into
It is blocked in pipeline, the design of the block head in plugging device directly affects the quality for blocking quality, should guarantee closure
Sealing effect will also consider to block the extent of the destruction to pipeline.Block head generally requires plugging effect good, is easy installation, meets
The high efficiency requirement of site operation.Current plugging device, general that directly pipeline is blocked with closure steel plate, plugging effect
Difference, it is difficult to reach requirement of the pipeline for leakproofness, cause the pipeline blocked to leak again, cause the phenomenon that doing over again, greatly
The normal use for affecting pipeline greatly, increases maintenance cost.
Summary of the invention
It is good that the purpose of this utility model is to provide a kind of plugging effects, is easy installation, and the pipeline envelope that sealing effect is good
Block apparatus.
The purpose of this utility model is achieved through the following technical solutions:
Duct closing type device, including sealing cover, block plug and expandable nail, the sealing cover include integrally formed pedestal and
Linkage section, linkage section is hollow cylinder, and inner wall is equipped with screw thread, is set on pedestal there are two the identical closure plug of structure, is sealed
Blocking is half frustum cone structure, and biggish semi circular surface is fixed on the base, two block plug be symmetrical arranged along base diameter and
There are gap, the corresponding base center in gap is provided with screw hole, is by there is expandable nail in screw hole, one end of the expandable nail is equipped with card
Button, the other end are equipped with tip, and the size at tip is less than gap size, is connected between tip and expandable nail by ladder section, described
Sealing cover is equipped with the card slot to match with buckle.
Further, the sealing cover is equipped with handle, is connected through a screw thread between handle and sealing cover.
Further, sealing ring is equipped in the sealing cover.
Further, gasket is equipped in the buckle.
Further, the width in the gap is greater than the difference of the diameter of a circle of the upper and lower surface of half rotary table.
The utility model has the following beneficial effects:
(1) plug will be blocked by sealing cover and blocks nozzle in pipeline, by the way that the threaded connection of sealing cover is arranged in, then led to
Plug will be blocked to vessel wall motion by crossing expandable nail, realize sealing and blocking；
(2) it is threadedly secured to the handle of sealing cover, makes blocking device install convenient, and handle can be filled with multiple blockings
It sets and is used cooperatively, save the cost；
(3) tip of expandable nail is connected by ladder section, and expandable nail is made to be easier to enter gap, time saving and energy saving；
(4) structure is simple, install convenient, good airproof performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the installation condition structural schematic diagram of the utility model.
Fig. 3 is the structural schematic diagram of the utility model expandable nail.
Fig. 4 is the enlarged diagram of part A in Fig. 3.
Marked in the figure: 1, sealing cover；2, plug is blocked；3, expandable nail；4, sealing ring；5, gasket seal；6, pipeline；11,
Hand；12, screw hole；13, card slot；14, linkage section；21, gap；31, it buckles；32, tip；33, ladder section.
Specific embodiment
As shown in Figure 1 to 4,6 plugging device of pipeline provided in this embodiment includes sealing cover 1, blocks plug 2, expandable nail
3, sealing ring 4 and gasket seal 5, the sealing cover 1 include integrally formed pedestal and linkage section 14, and the outside of pedestal (does not have
The side of linkage section 14) on be provided with threaded hole, handle 11 is threaded on threaded hole, convenient for work put forth effort installation block dress
It sets, center is provided with screw hole 12 on sealing cover 1, and card slot 13 is provided with outside screw hole 12；(connection sealing on the inside of the pedestal of the sealing cover 1
The side of section) on set there are two structure identical closures plug 2, blocking plug 2 is half frustum cone structure, and half rotary table is rotary table along directly
Radial vertical direction separates, and is divided into two half the same rotary tables, the diameter of a circle difference of the upper and lower surface of half rotary table
Less, but there is difference, and larger-diameter disc is mounted on the medial surface of pedestal, two and half rotary tables remove the another of disc
One plane be oppositely arranged (plane to plane be arranged) and between there are certain interval 21, the width in gap 21 is greater than half rotary table
The difference of the diameter of a circle of upper and lower surface, and the connected sections 14 of closure plug 2 are surrounded and there are the thickness of tube wall, in linkage section 14 and envelope
Sealing ring 4 is equipped between blocking 2, the inner wall of the linkage section 14 is equipped with screw thread.The expandable nail 3 includes rivet nut and setting
In the buckle 31 of rivet nut one end, the tip 32 of the other end, the size at tip 32 is less than the width in gap 21, and tip 32 passes through
Ladder section 33 is connect with rivet nut, and ladder section 33 makes rivet nut that can easily enter gap 21, to make to block plug 2 to 6 direction of pipeline
It squeezes, realizes and block, and good airproof performance, in order to preferably realize sealing, be equipped with gasket seal between the buckle 31 and rivet nut
5, buckle 31 and after card slot 13 matches installation forms good sealing situation, the card before gasket seal 5 and sealing cover 1
The end of button 31 can be equipped with hook outwardly or inwardly, and correspondence is provided with the engaging to match with hook on the inner wall of card slot 13.
The workflow of the utility model: first using rib machine the front end of pipeline 6 be provided with on 14 inner wall of linkage section
Then handle 11 is connect by the external screw thread that internal screw thread matches with sealing cover 1, then by the linkage section 14 of sealing cover 1 and pipeline 6
Plugging device is mounted on pipeline 6 by nozzle to it, by active force and handle 11, then again by expandable nail 3 by being opened in
The screw hole 12 in 1 center of sealing cover is squeezed into the gap 21 for blocking plug 2, and the buckle 31 of expandable nail 3 and the fluting on sealing cover 1 match
It closes, fixing seal lid 1.
The above is only the utility model preferred embodiment, but the protection scope of the utility model is not limited to
This, any transformation carried out based on technical solution provided by the utility model and utility model design and replacement should all be covered
In the protection scope of the utility model.
Claims (5)
1. duct closing type device, it is characterised in that: including sealing cover, block plug and expandable nail, the sealing cover include one at
The pedestal and linkage section of type, linkage section are hollow cylinder, and inner wall is equipped with screw thread, set that there are two structure is identical on pedestal
Block plug, blocking plug is half frustum cone structure, and biggish semi circular surface is fixed on the base, two block plug along base diameter pair
Claim setting and there are gap, the corresponding base center in gap is provided with screw hole, is by there is an expandable nail the one of the expandable nail in screw hole
End is equipped with buckle, and the other end is equipped with tip, and the size at tip is less than gap size, passes through ladder Duan Lian between tip and expandable nail
It connects, the sealing cover is equipped with the card slot to match with buckle.
2. duct closing type device according to claim 1, it is characterised in that: the sealing cover be equipped with handle, handle with
It is connected through a screw thread between sealing cover.
3. duct closing type device according to claim 1, it is characterised in that: be equipped with sealing ring in the sealing cover.
4. duct closing type device according to claim 1, it is characterised in that: be equipped with gasket seal in the buckle.
5. duct closing type device according to claim 1, it is characterised in that: the width in the gap is greater than the upper of half rotary table
The difference of the diameter of a circle on lower two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820916465.5U CN208535439U (en) | 2018-06-13 | 2018-06-13 | Duct closing type device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820916465.5U CN208535439U (en) | 2018-06-13 | 2018-06-13 | Duct closing type device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208535439U true CN208535439U (en) | 2019-02-22 |
Family
ID=65390848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820916465.5U Expired - Fee Related CN208535439U (en) | 2018-06-13 | 2018-06-13 | Duct closing type device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208535439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990163A (en) * | 2019-04-15 | 2019-07-09 | 中国一冶集团有限公司 | A kind of device of quick blocking pipe fitting nozzle |
-
2018
- 2018-06-13 CN CN201820916465.5U patent/CN208535439U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109990163A (en) * | 2019-04-15 | 2019-07-09 | 中国一冶集团有限公司 | A kind of device of quick blocking pipe fitting nozzle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208535439U (en) | Duct closing type device | |
| CN205173849U (en) | A plugging device for pipeline | |
| CN206711948U (en) | A kind of compartment for being placed on robot batteries | |
| CN208831964U (en) | Expansion type duct static pressure tests plugging device | |
| CN206456800U (en) | A kind of breakage-proof fluidized disk mounting structure | |
| CN209511357U (en) | A kind of excavator high-pressure non-leakage flange | |
| CN206060142U (en) | Transformer station is automatically drained out formula cable channel cover plate with moisture is easily raised | |
| CN203517094U (en) | Three-way leakage blocking tool | |
| CN206831050U (en) | A kind of Pipe leakage stopper | |
| CN207179033U (en) | A kind of pipeline rapid plugging device | |
| CN208519248U (en) | A kind of valve heat tracing dismountable flange set group device | |
| CN207423657U (en) | Water pressure test mouth plugging apparatus | |
| CN206240655U (en) | Cyclone dust collectors inlet attack | |
| CN206373144U (en) | Seal cutter shaft dust shield | |
| CN206882327U (en) | A kind of device for the cleaning of chemical industry high-altitude tube wall | |
| CN206688821U (en) | A kind of horizontal ball mill of the easy input and output material of good airproof performance | |
| CN204693047U (en) | Solid defoaming filling apparatus | |
| CN206419477U (en) | A kind of solid pharmaceutical preparation sealing device | |
| CN204692830U (en) | A kind of flange of easy accessibility | |
| CN204692042U (en) | A kind of air compressor valve member | |
| CN204760923U (en) | It connects to cross line utensils flange | |
| CN209164622U (en) | A kind of high temperature Pneumatic double gate valve for chilling tower | |
| CN204041992U (en) | A kind of seal arrangement of through hole | |
| CN204197564U (en) | A kind of liquid detergent lid with seal ring | |
| CN210684861U (en) | Integrated non-negative-pressure efficient variable-frequency water supply equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 Termination date: 20190613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |