CN215862327U - Plugging device with good sealing performance - Google Patents
Plugging device with good sealing performance Download PDFInfo
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- CN215862327U CN215862327U CN202121705680.9U CN202121705680U CN215862327U CN 215862327 U CN215862327 U CN 215862327U CN 202121705680 U CN202121705680 U CN 202121705680U CN 215862327 U CN215862327 U CN 215862327U
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- sealing cover
- side wall
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- sealing
- pressure measuring
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Abstract
The utility model relates to a leakage stopping device with good sealing performance.A transverse plate is horizontally and symmetrically arranged on the left side wall and the right side wall of an upper sealing cover and a lower connecting cover; threaded holes are uniformly formed in the upper surface of the transverse plate at intervals in a through manner; a connecting screw rod is vertically arranged in the threaded hole; the front side wall of the upper sealing cover is provided with a butt joint chuck; the upper surface of the rear end of the upper sealing cover is vertically provided with a threaded inflation inlet in a through way; the side wall of the pressure measuring sealing cover is symmetrically provided with a threaded sleeve in a penetrating way; a tensioning screw rod is arranged in the threaded sleeve; a knob plate is fixedly arranged at the upper end of the tensioning screw rod; an inflatable sealing ring is arranged on the inner side wall of the upper sealing cover in a sticky way through a clamping groove; a sealing air bag is arranged in the middle of the inner side wall of the upper sealing cover in a sticky way through a clamping groove; the utility model can provide the leakage stopping device which has good sealing effect by adopting a double-layer sealing structure and has strong function of a pressure measuring device and good sealing property.
Description
Technical Field
The utility model belongs to the related technical field of plugging equipment, and particularly relates to a plugging device with good sealing performance.
Background
Inside the mill, some large-scale air supply line drenches through blowing with rain, and after the use of year-round, can lead to the damaged gas leakage of pipeline because of various reasons usually, if demolish the pipeline and change again, not only can consuming time and consume power, increase the expenditure in the economy, also can influence the production progress of mill simultaneously, to this kind of phenomenon, the pertinence utility model of designers has gone out various pipeline leaking stoppage equipment, solves this trouble. The existing plugging device in the industry mostly adopts two semicircular sleeves, the two semicircular sleeves are tensioned through an internal sealing collar and then are tensioned through a screw rod so as to achieve the sealing effect, the method has the defect that the air tightness and the price are poor, the air leakage phenomenon still exists after plugging, and meanwhile, the device is single in structure and function, and the phenomenon of air leakage cannot be detected after the plugging device is installed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a leakage stopping device which has good sealing effect by adopting a double-layer sealing structure and has strong function of a pressure measuring device and good sealing property.
In order to achieve the purpose, the utility model provides the following technical scheme: a leakage blocking device with good sealing performance comprises an upper sealing cover, a lower connecting cover and a pressure measuring sealing cover; transverse plates are horizontally and symmetrically arranged on the left side wall and the right side wall of the upper sealing cover and the lower connecting cover; threaded holes are uniformly formed in the upper surface of the transverse plate at intervals in a through mode; a connecting screw rod is vertically arranged in the threaded hole; a butt joint clamping head is machined on the front side wall of the upper sealing cover; the upper surface of the rear end of the upper sealing cover is vertically provided with a threaded inflation inlet in a penetrating way; a pressure gauge is vertically arranged on the upper surface of the pressure measuring sealing cover in a penetrating manner; the side wall of the pressure measuring sealing cover is symmetrically provided with a threaded sleeve in a penetrating way; a tensioning screw rod is arranged in the threaded sleeve; a knob plate is fixedly arranged at the upper end of the tensioning screw rod; an inflatable sealing ring is mounted on the inner side wall of the upper sealing cover in a sticky manner through a clamping groove; a sealing air bag is arranged in the middle of the inner side wall of the upper sealing cover in a sticky manner through a clamping groove; the sealed air bag is provided with an air inlet.
As a further improvement of the utility model, the inner side walls of the upper sealing cover and the lower connecting cover are sleeved with a pipeline.
As a further improvement of the utility model, the butt clamp is used for positioning and clamping installation of the upper sealing cover and the pressure measuring sealing cover.
As a further improvement of the utility model, the threaded inflation inlet penetrates through the upper sealing cover and is fixedly connected with the inflatable sealing ring.
As a further improvement of the utility model, the inner side wall of the pressure measuring sealing cover is provided with a hollow cavity.
Compared with the prior art, the utility model has the beneficial effects that: according to the technical scheme, a sealing air bag is arranged on the inner side wall of an upper sealing cover, an air inlet is formed in the sealing air bag, and air is filled into the sealing air bag through an air leakage hole at an air leakage position of an air leakage pipeline, so that the sealing air bag is closely attached to the pipeline under the action of tension after being expanded, and a first sealing structure is formed; according to the technical scheme, the upper sealing cover is provided with the inflatable sealing ring and the thread inflation inlet, the thread inflation inlet is connected with the inflatable sealing ring, and gas is introduced into the inflatable sealing ring through the thread connection port, so that the inflatable sealing ring is tightly attached to the outer wall of the pipeline, a second sealing structure is formed, and the sealing effect of the equipment can be effectively improved through the two sealing structures; according to the technical scheme, the pressure measuring sealing cover is arranged at the front end of the upper sealing cover, and the pressure measuring sealing cover is provided with the pressure gauge; the pressure measuring sealing cover is also provided with a threaded sleeve, a tensioning screw rod and a knob plate, and the tensioning screw rod is rotated through the knob plate to be tightly attached to the outer wall of the pipeline, so that the purpose of fixedly installing the pressure measuring sealing cover is achieved.
Drawings
Fig. 1 is a schematic view of an assembly structure of the present invention.
Fig. 2 is a schematic diagram of the explosive structure of the present invention.
Fig. 3 is a schematic view of the bottom structure of the upper sealing cover of the present invention.
In the figure: 1. an upper sealing cover; 2. a lower connecting cover; 3. a pressure measuring sealing cover; 4. a transverse plate; 5. a threaded hole; 6. connecting a screw rod; 7. butting the chucks; 8. a threaded inflation port; 9. a pressure gauge; 10. a threaded bushing; 11. tensioning the screw; 12. a knob plate; 13. an inflatable sealing ring; 14. sealing the air bag; 15. an air inlet; 16. a pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a leakage blocking device with good sealing performance comprises an upper sealing cover 1, a lower connecting cover 2 and a pressure measuring sealing cover 3; the left side wall and the right side wall of the upper sealing cover 1 and the lower connecting cover 2 are both horizontally and symmetrically provided with transverse plates 4; threaded holes 5 are uniformly formed in the upper surface of the transverse plate 4 at intervals in a penetrating manner; a connecting screw 6 is vertically arranged in the threaded hole 5; the front side wall of the upper sealing cover 1 is provided with a butt joint clamping head 7; the upper surface of the rear end of the upper sealing cover 1 is vertically provided with a threaded inflation inlet 8 in a through way; the upper surface of the pressure measuring sealing cover 3 is vertically provided with a pressure gauge 9 in a penetrating way; the side wall of the pressure measuring sealing cover 3 is symmetrically provided with a threaded sleeve 10 in a penetrating way; a tension screw 11 is arranged in the threaded sleeve 10; a knob plate 12 is fixedly arranged at the upper end of the tensioning screw rod 11; an inflatable sealing ring 13 is arranged on the inner side wall of the upper sealing cover 1 in a sticky way through a clamping groove; a sealing air bag 14 is arranged in the middle of the inner side wall of the upper sealing cover 1 in a sticky way through a clamping groove; the sealed air bag 14 is provided with an air inlet 15; the inner side walls of the upper sealing cover 1 and the lower connecting cover 2 are sleeved with a pipeline 16; the butt joint clamping head 7 is used for positioning, clamping and mounting the upper sealing cover 1 and the pressure measuring sealing cover 3; the thread inflating port 8 penetrates through the upper sealing cover 1 and is fixedly connected with the inflating sealing ring 13; the inner side wall of the pressure measuring sealing cover 3 is provided with a hollow cavity.
The working principle and the using process of the utility model are as follows: firstly, aligning an air inlet 15 on a sealing air bag 14 with an air leakage port on a pipeline 16, inflating the sealing air bag 14, aligning a lower connecting cover 2 with an upper sealing cover 1, and then screwing a connecting screw rod 6, so that the upper sealing cover 1 and the lower connecting cover 2 are fixedly installed, at this time, the sealing air bag 14 is tightly attached to the outer wall of the pipeline 16 under the action of the inflated tension to form a first sealing and blocking structure, then, injecting gas into an inflating sealing ring 13 through a threaded inflating port 8, so that the inflating sealing ring 13 is tightly attached to the outer wall of the pipeline 16 to form a second sealing and blocking structure, after the blocking device is installed, clamping the pressure measuring sealing cover 3 at the front end of the upper sealing cover 1, screwing a tensioning screw rod 11, and fixing the pressure measuring sealing cover 3, at this time, a pressure gauge 9 can observe whether the equipment is blocked loosely and the air leakage occurs.
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 (5)
1. The utility model provides a plugging device that leakproofness is good which characterized in that: comprises an upper sealing cover (1), a lower connecting cover (2) and a pressure measuring sealing cover (3); transverse plates (4) are horizontally and symmetrically arranged on the left side wall and the right side wall of the upper sealing cover (1) and the lower connecting cover (2); threaded holes (5) are uniformly formed in the upper surface of the transverse plate (4) at intervals in a penetrating manner; a connecting screw rod (6) is vertically arranged in the threaded hole (5); a butt joint clamping head (7) is processed on the front side wall of the upper sealing cover (1); the upper surface of the rear end of the upper sealing cover (1) is vertically provided with a threaded inflation inlet (8) in a penetrating way; the upper surface of the pressure measuring sealing cover (3) is vertically provided with a pressure gauge (9) in a penetrating way; the side wall of the pressure measuring sealing cover (3) is symmetrically provided with a threaded sleeve (10) in a penetrating way; a tensioning screw rod (11) is arranged in the threaded sleeve (10); a knob plate (12) is fixedly arranged at the upper end of the tensioning screw rod (11); an inflatable sealing ring (13) is mounted on the inner side wall of the upper sealing cover (1) in a sticky way through a clamping groove; a sealing air bag (14) is arranged in the middle of the inner side wall of the upper sealing cover (1) in a sticky way through a clamping groove; the sealed air bag (14) is provided with an air inlet (15).
2. A leak stopping device with good sealing performance as claimed in claim 1, characterized in that: and the inner side walls of the upper sealing cover (1) and the lower connecting cover (2) are sleeved with a pipeline (16).
3. A leak stopping device with good sealing performance as claimed in claim 1, characterized in that: the butt joint clamping head (7) is used for positioning, clamping and installing the upper sealing cover (1) and the pressure measuring sealing cover (3).
4. A leak stopping device with good sealing performance as claimed in claim 1, characterized in that: the thread inflation inlet (8) penetrates through the upper sealing cover (1) and is fixedly connected with the inflation sealing ring (13).
5. A leak stopping device with good sealing performance as claimed in claim 1, characterized in that: the inner side wall of the pressure measuring sealing cover (3) is provided with a hollow cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121705680.9U CN215862327U (en) | 2021-07-26 | 2021-07-26 | Plugging device with good sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121705680.9U CN215862327U (en) | 2021-07-26 | 2021-07-26 | Plugging device with good sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215862327U true CN215862327U (en) | 2022-02-18 |
Family
ID=80331572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121705680.9U Active CN215862327U (en) | 2021-07-26 | 2021-07-26 | Plugging device with good sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215862327U (en) |
-
2021
- 2021-07-26 CN CN202121705680.9U patent/CN215862327U/en active Active
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