CN202452028U - Movable sealing device for tube opening - Google Patents
Movable sealing device for tube opening Download PDFInfo
- Publication number
- CN202452028U CN202452028U CN2012200229360U CN201220022936U CN202452028U CN 202452028 U CN202452028 U CN 202452028U CN 2012200229360 U CN2012200229360 U CN 2012200229360U CN 201220022936 U CN201220022936 U CN 201220022936U CN 202452028 U CN202452028 U CN 202452028U
- Authority
- CN
- China
- Prior art keywords
- push rod
- briquetting
- sealing device
- force application
- orifice sealing
- 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
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a movable sealing device for a tube opening. The movable sealing device for the tube opening comprises a U-shaped clamp, a pressing block and a push rod. The U-shaped clamp comprises a connection column, a buckling pull board and a force application board, wherein the buckling pull board and the force application board are correspondingly installed at two ends of the connection column. A semi-circular gap is arranged at the lower portion of the buckling pull board, a round hole is arranged on the force application board, the middle of the push rod is installed in the round hole of the force application board, and the front end of the push rod is movably connected with the rear end of the pressing block. The movable sealing device for the tube opening has the advantages of being convenient to use, simple, effective and the like. By means of a unique mode that the sealing force exerted on the tube opening comes from the device and acts on the device, the sealing of the tube opening is easy, and the level of the device for an air-tight test is greatly improved.
Description
Technical field
The utility model belongs to tightness pressure test equipment, and the tightness pressure test that relates in particular to tubular workpiece in a kind of auto parts and components is used orifice sealing device.
Background technique
In the actual production, the tubular workpiece in the auto parts and components that machining is crossed generally all will carry out tightness and detect, and promptly the cavity under the sealing state must satisfy certain pressure requirement, reveals under user mode to prevent it.In the tightness test device of tubular workpiece; To the conventional at present way of the sealing of its mouth of pipe is to adopt fixing device that it is sealed: on the testing apparatus base, bear earlier a riser; A flat board parallel with the mouth of pipe is set on riser again, realizes the sealing of line up through the mode that compact heap is set on flat board.There is a fatal shortcoming in this fixed sealing of the mouth of pipe; That is exactly: testing apparatus must be provided with a reaction force again on workpiece; It with the balance sealing orifice and impose on the active force of workpiece through riser; Otherwise workpiece will be because of being verted by force unbalance or tumble, and the both numerous and diverse unfavorable loading and unloading with workpiece of these fixing devices that are provided with on the testing apparatus make ferrule become a difficult problem.
Summary of the invention
The goal of the invention of the utility model be to overcome the deficiency that existing fixed orifice sealing device exists and provide a kind of simple in structure, easy to loading and unloading, with workpiece be fixed as one be force body be the movable orifice sealing device of beaer.
The technological scheme of the utility model is: comprise U type card, briquetting, push rod; Said U type card comprise attachment post with corresponding be loaded on the attachment post two ends buckle arm-tie, force application board; Half circumferential notch is arranged at button arm-tie bottom; Force application board is provided with circular hole; The push rod middle part is loaded in the circular hole of force application board; Push rod front end and briquetting rear end flexibly connect.
Said push rod is loaded in the circular hole of force application board through abutment sleeve.
Said push rod middle part is for having externally threaded screw rod; Abutment sleeve be provided with push rod on the internal thread that cooperates of screw rod outside thread.
Said putting back-end is provided with handle.
Said push rod front end is fixed in briquetting through gland.
Said briquetting is the short wide column body structure, and the briquetting front end is provided with the groove of the rubber gasket that is used to pack into, and middle part, briquetting rear end is provided with hemispherical groove; Said push rod front end is the hemispherical head body that cooperates with briquetting episphere connected in star.
The hemispherical head body of said push rod front end is fixed in the hemispherical groove of briquetting rear end through gland.
The semicircular structure of said gland for ease of installing; Said gland is two; Said gland through screw in briquetting.
The center of circle of circular hole is corresponding with the center of circle of button arm-tie upper semi-circle v notch v on the said force application board.
The utility model has thoroughly solved the sealing difficult problem when line up carries out air tightness test on the source, have advantages such as easy to use, simple effective.The novel part of the utility model is: through the line up sealing force not only from device proper but also act on the unique way of device proper; Thereby effectively having avoided line up to carry out fixed sealing the time is to avoid verting or tumbling and have to setting device to apply the defective of the suffered active force of reaction force balance workpiece of workpiece; Make ferrule become easily easily; Improved the device level of air tightness test greatly, for ferrule provides a new way.
Description of drawings
Fig. 1 is the three-dimensional structure schematic representation of the utility model;
Fig. 2 is the user mode two-dimensional structure schematic representation of the utility model;
Fig. 3 is the U type card structure schematic representation of the utility model;
Fig. 4 is the pusher structure schematic representation of the utility model;
Fig. 5 is the briquette structure schematic representation of the utility model.
Among the figure, 1, U type card, 2, rubber gasket, 3, briquetting, 4, abutment sleeve, 5, push rod; 6, big screw, 7, gland, 8, Screw, 9, workpiece, 10, the button arm-tie, 11, attachment post; 12, force application board, 13, the hemispherical head body, 14, screw rod, 15, handle, 16, groove.
Embodiment
Among Fig. 1, Fig. 2, U type card 1 one ends are the arm-ties of buckleing with semicircle breach, and the other end is a force application board corresponding with it, and the centre is fixed into one through attachment post; After abutment sleeve 4 is assemblied in the circular hole on the force application board, be fastened on the force application board with three big screws 6; After the screw rod at push rod 5 middle parts and abutment sleeve 4 screw-thread fit, the hemispherical head body space is assemblied in the hemispherical groove of briquetting 3, and 2 glands 7 that will close after the assembly through three Screws 8 are fastened on the briquetting 3.In the groove that rubber gasket 2 is sleeved on.Gland 7 profiles are semicircle, and quantity is 2, and periphery has the hole corresponding with briquetting 3, combine for 2 to be assemblied in jointly on the briquetting 3, and the hemispherical head body movable sealing that makes push rod 5 is in the hemispherical groove of briquetting 3.Wherein, the Spielpassung of hemispherical head body and briquetting 3 and hemispherical head body its specific structure characteristics make briquetting 3 circumferentially to rotate among a small circle, so that when it touches the mouth of pipe, adjust angle automatically to develop with the mouth of pipe; 2 glands 7 close and are combined into circle and are fastened on the briquetting 3, and gland 7 is not done a full circle and made 2 semicircles is for the ease of installing.During use, the buckleing on the step cutting pattern face that arm-tie is installed on workpiece 9 mouths of pipe of the semicircle breach of U type card 1 one end bands, the semicircle breach on the button arm-tie just matches with the step surface of workpiece 9 mouths of pipe.
Among Fig. 3, said U type card 1 is " U " type, and the one of which end is the button arm-tie 10 with semicircle breach, and the other end is and button arm-tie 10 corresponding force application boards 12 that the centre is fixed into one through attachment post 11.Wherein have hole in the middle of the force application board 12, its center of circle is corresponding with the center of circle of button arm-tie 10 semicircle breach.
Among Fig. 4, said push rod main body is a long bolt 14, and an end of screw rod is a hemispherical head body 13, and the other end is the nigger 15 vertical with screw rod.
Among Fig. 5, said briquetting 3 is short and thick cylinders, and an end car is fluted 16, and the other end intermediate portion car has hemispherical groove, and periphery is the screw that is uniformly distributed with.Wherein this hemispherical groove cooperates with the hemispherical head body space of push rod one end.
The practical implementation step of the utility model is:
Buckleing on the step cutting pattern face that arm-tie 10 is installed on workpiece 9 mouths of pipe earlier of the semicircle breach of
U type card 1 one end bands; Wherein, the semicircle breach on the button arm-tie 10 just matches with the step surface of workpiece 9 mouths of pipe;
The utility model is at the force analysis under the ferrule state: it is corresponding with the center of circle of force application board 12 intermediate throughholes that U type card 1 one ends are buckled the center of circle of the semicircle breach on the arm-tie 10; This structural design is on the lines of action directed force F of the utility model under the ferrule state and reaction force F '; And it is in the opposite direction; Cancel out each other with activation, make the utility model under the ferrule state, be in state of equilibrium.
The utility model utilizes the equilibrium principle of active force and reaction force; Effectively adopt the structural type of U type card; From the source, thoroughly solved the unbalanced difficult problem of the application of force that fixed sealing brings; And the Spielpassung through bulb and spheroid when having realized the sealing of briquetting line up in application of force process automatically the adjustment angle make it to develop with the mouth of pipe, have advantages such as easy to use, simple effective.The utility model through the line up sealing force not only from device proper but also act on the unique way of device proper; Efficiently solve the sealing problem of the mouth of pipe; Make ferrule become easily easily; Improved the device level of air tightness test greatly, for ferrule provides a new way.
Claims (9)
1. a movable orifice sealing device is characterized in that: comprise U type card (1), briquetting (3), push rod (5); What said U type card comprised that attachment post (11) and correspondence be loaded on attachment post (11) two ends buckles arm-tie (10), force application board (12); Half circumferential notch is arranged at button arm-tie (10) bottom; Force application board (12) is provided with circular hole; Push rod (5) middle part is loaded in the circular hole of force application board (12); Push rod (5) front end and briquetting (3) rear end flexibly connect.
2. movable orifice sealing device according to claim 1 is characterized in that: said push rod (5) is loaded in the circular hole of force application board (12) through abutment sleeve (4).
3. movable orifice sealing device according to claim 2 is characterized in that: said push rod (5) middle part is for having externally threaded screw rod (14); Abutment sleeve (4) is provided with push rod (5) and goes up the internal thread that screw rod (14) outside thread cooperates.
4. movable orifice sealing device according to claim 1 is characterized in that: said push rod (5) rear end is provided with handle (15).
5. movable orifice sealing device according to claim 1 is characterized in that: said push rod (5) front end is fixed in briquetting (3) through gland (7).
6. movable orifice sealing device according to claim 1; It is characterized in that: said briquetting (3) is the short wide column body structure; Briquetting (3) front end is provided with the groove (16) of rubber gasket (2) that are used to pack into, and middle part, briquetting (3) rear end is provided with hemispherical groove; Said push rod (5) front end is the hemispherical head body (13) that cooperates with briquetting (3) episphere connected in star.
7. movable orifice sealing device according to claim 6 is characterized in that: the hemispherical head body (13) of said push rod (5) front end is fixed in the hemispherical groove of briquetting (3) rear end through gland (7).
8. according to claim 5 or 7 described movable orifice sealing devices, it is characterized in that: the semicircular structure of said gland (7) for ease of installing; Said gland (7) is two; Said gland (7) through screw in briquetting (3).
9. movable orifice sealing device according to claim 1 is characterized in that: the center of circle of the last circular hole of said force application board (12) is corresponding with the center of circle of button arm-tie (10) upper semi-circle v notch v.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200229360U CN202452028U (en) | 2012-01-18 | 2012-01-18 | Movable sealing device for tube opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200229360U CN202452028U (en) | 2012-01-18 | 2012-01-18 | Movable sealing device for tube opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202452028U true CN202452028U (en) | 2012-09-26 |
Family
ID=46867892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200229360U Expired - Fee Related CN202452028U (en) | 2012-01-18 | 2012-01-18 | Movable sealing device for tube opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202452028U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629471A (en) * | 2012-08-21 | 2014-03-12 | 新兴重工湖北三六一一机械有限公司 | Pipe orifice sealing device |
| CN109538872A (en) * | 2018-12-24 | 2019-03-29 | 美泰纺(佛山)新材料有限公司 | A kind of extensible absorbent commodity with sterilization |
-
2012
- 2012-01-18 CN CN2012200229360U patent/CN202452028U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103629471A (en) * | 2012-08-21 | 2014-03-12 | 新兴重工湖北三六一一机械有限公司 | Pipe orifice sealing device |
| CN109538872A (en) * | 2018-12-24 | 2019-03-29 | 美泰纺(佛山)新材料有限公司 | A kind of extensible absorbent commodity with sterilization |
| CN109538872B (en) * | 2018-12-24 | 2020-04-28 | 美泰纺(佛山)新材料有限公司 | Stretchable absorptive device with sterilization function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20140118 |