CN201889768U - Screw plug installation tool with pre-tightening force - Google Patents
Screw plug installation tool with pre-tightening force Download PDFInfo
- Publication number
- CN201889768U CN201889768U CN2010205150233U CN201020515023U CN201889768U CN 201889768 U CN201889768 U CN 201889768U CN 2010205150233 U CN2010205150233 U CN 2010205150233U CN 201020515023 U CN201020515023 U CN 201020515023U CN 201889768 U CN201889768 U CN 201889768U
- Authority
- CN
- China
- Prior art keywords
- screw
- sleeve
- tightening force
- installation tool
- screw plug
- 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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Abstract
The utility model provides a screw plug installation tool with pre-tightening force, comprising a U-shaped frame, wherein one end of the U-shaped frame is provided with a screw hole matched with a T-shaped screw for use, and the other end of the U-shaped frame is provided with a screw hole matched with a sleeve screw stem for use; one end of the sleeve screw stem is fixedly connected with a handle, and the other end of the sleeve screw stem is connected with a sleeve; the screw pitch of the sleeve screw stem is the same as that of a screw plug; the sleeve is matched with the tail end of the screw plug for use. The screw plug installation tool with the pre-tightening force has the characteristics of simple structure, good using effect and the like, is convenient to use and is labor-saving.
Description
Technical field
The utility model relates to a kind of plug screw erecting tools that pretightning force is arranged, and is useful for the plug screw compression spring that elastic force is big to install in the valve body.
Background technology
For direct-acting overflow valve, because pressure spring elastic force is big, with plug screw the spring bullet is installed in the valve body and will use very big strength, such as the overflow valve of dumper when more renewing spring, a people just is difficult to plug screw spring be installed in the valve body, sometimes valve body must be pulled down by the press device mounting spring operation like this, time and effort consuming.
Summary of the invention
The purpose of this utility model just provides a kind of plug screw erecting tools that pretightning force is arranged, and it can convenient and strength-saving installing in the valve body with the plug screw spring that elastic force is big.
The purpose of this utility model is achieved in that this instrument comprises U type frame, one end of U type frame is provided with screw and T type screw rod is used, the other end is provided with screw and the sleeve screw rod is used, the fixed handle of one end of sleeve screw rod, the fixed sleeve of the other end, the pitch of described sleeve screw rod equates that with the pitch of plug screw the tail end of described sleeve and plug screw is used.
The utlity model has simple in structure, convenient and strength-saving, characteristics such as result of use is good.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model user mode structural representation.
The specific embodiment
Contrast accompanying drawing 1 as can be known, the utility model comprises U type frame 1, and an end of U type frame 1 is provided with screw 2 and is used with T type screw rod 3, and the other end is provided with screw 4 and is used the fixed handle 6 of an end of sleeve screw rod 5, the fixed sleeve 7 of the other end with sleeve screw rod 5.
Claims (2)
1. plug screw erecting tools that pretightning force is arranged, it is characterized in that comprising U type frame (1), one end of U type frame (1) is provided with screw (2) and is used with T type screw rod (3), the other end is provided with screw (4) and is used with sleeve screw rod (5), the fixed handle of one end (6) of sleeve screw rod (5), the fixed sleeve of the other end (7).
2. according to the described plug screw erecting tools that pretightning force is arranged of claim 1, it is characterized in that the pitch of sleeve screw rod (5) equates with the pitch of plug screw (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205150233U CN201889768U (en) | 2010-09-02 | 2010-09-02 | Screw plug installation tool with pre-tightening force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205150233U CN201889768U (en) | 2010-09-02 | 2010-09-02 | Screw plug installation tool with pre-tightening force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201889768U true CN201889768U (en) | 2011-07-06 |
Family
ID=44219244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205150233U Expired - Fee Related CN201889768U (en) | 2010-09-02 | 2010-09-02 | Screw plug installation tool with pre-tightening force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201889768U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016488A (en) * | 2012-12-08 | 2013-04-03 | 江阴克威齿轮箱制造有限公司 | Connecting structure, mounting tool and connecting method for speed reducer housing |
| CN105043853A (en) * | 2015-08-11 | 2015-11-11 | 浙江国检检测技术有限公司 | Tooling for testing pretightening force and loosening force of high-lock nut |
-
2010
- 2010-09-02 CN CN2010205150233U patent/CN201889768U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016488A (en) * | 2012-12-08 | 2013-04-03 | 江阴克威齿轮箱制造有限公司 | Connecting structure, mounting tool and connecting method for speed reducer housing |
| CN105043853A (en) * | 2015-08-11 | 2015-11-11 | 浙江国检检测技术有限公司 | Tooling for testing pretightening force and loosening force of high-lock nut |
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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: 20110706 Termination date: 20120902 |