CN2575396Y - Non-bond prestressed concrete pressure pipe - Google Patents
Non-bond prestressed concrete pressure pipe Download PDFInfo
- Publication number
- CN2575396Y CN2575396Y CN 02274660 CN02274660U CN2575396Y CN 2575396 Y CN2575396 Y CN 2575396Y CN 02274660 CN02274660 CN 02274660 CN 02274660 U CN02274660 U CN 02274660U CN 2575396 Y CN2575396 Y CN 2575396Y
- Authority
- CN
- China
- Prior art keywords
- lock
- magnetic code
- valve
- lock core
- 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
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- Preventing Unauthorised Actuation Of Valves (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The utility model relates to a valve which has a locking function, particularly a magnetic code locking valve which has a locking function on a heat supply pipe. The utility model comprises a valve body, a lock body and a key. The lock body is connected with the valve body. The lock body comprises a lock core, a lock sleeve, a spring and a magnetic code. The upper part of the lock core is provided with a key hole. A pin hole is respectively arranged on the lock core and the lock sleeve. The magnetic code and the spring are arranged in the pin holes. The lower part of the lock core is provided with a gap. The gap at the lower part is connected end to end with a valve rod of the valve body. The utility model has the advantages of simple structures of the lock body and the key, low cost, theft protection, pry protection and safety. The utility model is controlled by the magnetic code.
Description
Technical field
The utility model relates to a kind of valve that has lock function, particularly is used in the magnetic code locking valve that has lock function on the heat supply pipeline.
Background technique
Heating system adopts the heating system of a family one valve in order to solve the problem of heating charge difficulty, promptly on the house lead in pipeline of each resident family locking valve is installed, and present locking valve exists the locking performance unreliable, opens inconvenience, shortcomings such as complex structure, cost height.
Summary of the invention
The utility model purpose provides magnetic code locking valve a kind of promptly simple in structure, safe and reliable again.
The purpose of this utility model is achieved in that
A kind of magnetic code locking valve, comprise valve body, lock body, key, lock body and valve body link together, it is characterized in that: lock body comprises lock core, lock tube, spring, magnetic code, keyhole is arranged at lock core top, on lock core and lock tube pin-and-hole is arranged, and magnetic code and spring are housed in the pin-and-hole, the lock core bottom has gap, and the bottom gap docks with the valve rod of valve body.
A kind of magnetic code locking valve is characterized in that: be with strengthening sleeve outside the gap of lock core bottom.
A kind of magnetic code locking valve is characterized in that: be with shell in the lock tube outside, the outer casing top surface trisection posistion has opening.
Benefit of the present utility model is:
Lock body, Key structure are simple, reduce cost, and by magnetic code control, do not have special-purpose key alignment magnetic code not open, and antitheftly open, pick-proof is more reliable.
Description of drawings
Fig. 1 the utility model structural representation
Fig. 2 Key structure schematic representation
Fig. 3 lock tube shell mechanism schematic representation
Embodiment
As shown in the figure, a kind of magnetic code locking valve, comprise valve body 10, lock body 13, key 11, lock body 13 and valve body 10 link together, lock body 13 comprises lock core 4, lock tube 6, spring 1, magnetic code 2, keyhole 3 is arranged at lock core 4 tops, on lock core 4 and lock tube 6, pin-and-hole is arranged, magnetic code 2 and spring 1 are housed in the pin-and-hole, lock core 4 bottoms have gap 7, and bottom gap 7 docks with the valve rod 9 of valve body, is with strengthening sleeve 8 outside the gap 7 of lock core 4 bottoms, be with shell 5 in lock tube 6 outsides, the outer casing top surface trisection posistion has opening.
Claims (3)
1. magnetic code locking valve, comprise valve body, lock body, key, lock body and valve body link together, it is characterized in that: lock body comprises lock core, lock tube, spring, magnetic code, keyhole is arranged at lock core top, on lock core and lock tube pin-and-hole is arranged, and magnetic code and spring are housed in the pin-and-hole, the lock core bottom has gap, and the bottom gap docks with the valve rod of valve body.
2. magnetic code locking valve according to claim 1 is characterized in that: be with strengthening sleeve outside the gap of lock core bottom.
3. magnetic code locking valve according to claim 1 is characterized in that: be with shell in the lock tube outside, the outer casing top surface trisection posistion has opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02274660 CN2575396Y (en) | 2002-08-09 | 2002-08-09 | Non-bond prestressed concrete pressure pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02274660 CN2575396Y (en) | 2002-08-09 | 2002-08-09 | Non-bond prestressed concrete pressure pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2575396Y true CN2575396Y (en) | 2003-09-24 |
Family
ID=33738879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02274660 Expired - Fee Related CN2575396Y (en) | 2002-08-09 | 2002-08-09 | Non-bond prestressed concrete pressure pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2575396Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251164A (en) * | 2021-06-03 | 2021-08-13 | 温州强工阀门有限公司 | Double-section sealing gate valve |
-
2002
- 2002-08-09 CN CN 02274660 patent/CN2575396Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113251164A (en) * | 2021-06-03 | 2021-08-13 | 温州强工阀门有限公司 | Double-section sealing gate valve |
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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 |