CN200958676Y - Threaded head - Google Patents

Threaded head Download PDF

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Publication number
CN200958676Y
CN200958676Y CN 200620045642 CN200620045642U CN200958676Y CN 200958676 Y CN200958676 Y CN 200958676Y CN 200620045642 CN200620045642 CN 200620045642 CN 200620045642 U CN200620045642 U CN 200620045642U CN 200958676 Y CN200958676 Y CN 200958676Y
Authority
CN
China
Prior art keywords
screw
sealing plug
thread
screw thread
thread 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
Application number
CN 200620045642
Other languages
Chinese (zh)
Inventor
张德如
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200620045642 priority Critical patent/CN200958676Y/en
Application granted granted Critical
Publication of CN200958676Y publication Critical patent/CN200958676Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

This utility model discloses a screw thread head, including a screw thread head, a pipe thread is below the screw thread head, a lock ring groove is provided under hexagonal boss of the screw thread head, the bottom diameter of the lock ring groove is greater than the large diameter of pipe thread, the lock ring is covered on the screw thread head and closely matched. Through adopting this screw thread head, the problem that the existent screw thread head can't be installed easily and the sealing element is easily damaged; moreover, the structure is simple and the use is convenient.

Description

A kind of Screw-thread sealing plug
Technical field
The utility model relates to the Sealing of tube head.
Background technique
The seal structural part of tube head has varied at present, prevailing is that an end is the screw thread that matches with the part that will seal, the other end is the fastening end, the centre is a seal stopper ring, because the fastening end cross-section area is little, easily the place of being installed is damaged during loading and unloading, cause end socket to damage and scrap, and cause unnecessary waste, Chinese patent 02273419.8 discloses a kind of Screw-thread sealing plug, and it comprises Screw-thread sealing plug, is provided with screw thread in the lower end of Screw-thread sealing plug, it is characterized in that being provided with seal groove, be provided with the face that is installed of polygon structure in the upper end of Screw-thread sealing plug in the centre of Screw-thread sealing plug.Be provided with the face that is installed of six-sided structure in the upper end of Screw-thread sealing plug, when assembling, seal ring assembles below screw thread and has caused seal ring to be scratched by screw thread, loses sealing effect.
Summary of the invention
The utility model provides a kind of easy assembling, seals better Screw-thread sealing plug.
For achieving the above object, the technical solution of the utility model is:
A kind of Screw-thread sealing plug comprises Screw-thread sealing plug, is pipe thread in the lower end of Screw-thread sealing plug, is provided with o-ring groove below the Hexagon boss of Screw-thread sealing plug, and the footpath, the end of o-ring groove is greater than the big footpath of pipe thread, and seal ring is enclosed within on the Screw-thread sealing plug, and closely cooperates.
The utility model has solved existing Screw-thread sealing plug and has been difficult for assembling owing to adopt a kind of Screw-thread sealing plug, the problem that Sealing one is impaired, and have characteristics such as simple in structure, easy to use.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As shown in Figure 1, a kind of Screw-thread sealing plug comprises Screw-thread sealing plug 1, in the lower end of Screw-thread sealing plug 1 is pipe thread, is provided with o-ring groove below the Hexagon boss of Screw-thread sealing plug 1, and the footpath, the end of o-ring groove is greater than the big footpath of pipe thread, seal ring 2 is enclosed within on the Screw-thread sealing plug, and closely cooperates.

Claims (2)

1. a Screw-thread sealing plug comprises Screw-thread sealing plug, it is characterized in that, and be pipe thread in the lower end of Screw-thread sealing plug 1, below the Hexagon boss of Screw-thread sealing plug, be provided with o-ring groove.
2. a kind of Screw-thread sealing plug according to claim 1 is characterized in that, the footpath, the end of described o-ring groove is greater than the big footpath of pipe thread, and seal ring (2) is enclosed within on the Screw-thread sealing plug (1), and closely cooperates.
CN 200620045642 2006-09-08 2006-09-08 Threaded head Expired - Fee Related CN200958676Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620045642 CN200958676Y (en) 2006-09-08 2006-09-08 Threaded head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620045642 CN200958676Y (en) 2006-09-08 2006-09-08 Threaded head

Publications (1)

Publication Number Publication Date
CN200958676Y true CN200958676Y (en) 2007-10-10

Family

ID=38785558

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620045642 Expired - Fee Related CN200958676Y (en) 2006-09-08 2006-09-08 Threaded head

Country Status (1)

Country Link
CN (1) CN200958676Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234037A (en) * 2013-05-10 2013-08-07 苏州金牛精密机械有限公司 Gas-leakage-proof tool cover plate
CN103322370A (en) * 2013-06-18 2013-09-25 苏州市吴中区欣鑫开关配件厂 Plugging device
CN114110294A (en) * 2021-11-15 2022-03-01 中国电子科技集团公司第二十九研究所 Multifunctional liquid cooling plate runner combined plug

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103234037A (en) * 2013-05-10 2013-08-07 苏州金牛精密机械有限公司 Gas-leakage-proof tool cover plate
CN103322370A (en) * 2013-06-18 2013-09-25 苏州市吴中区欣鑫开关配件厂 Plugging device
CN114110294A (en) * 2021-11-15 2022-03-01 中国电子科技集团公司第二十九研究所 Multifunctional liquid cooling plate runner combined plug

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee