CN210088893U - Boiler slag discharge pipe shutter capable of preventing false opening - Google Patents
Boiler slag discharge pipe shutter capable of preventing false opening Download PDFInfo
- Publication number
- CN210088893U CN210088893U CN201920799673.6U CN201920799673U CN210088893U CN 210088893 U CN210088893 U CN 210088893U CN 201920799673 U CN201920799673 U CN 201920799673U CN 210088893 U CN210088893 U CN 210088893U
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- locking
- observation window
- shutter
- slag
- pipe
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Abstract
An object of the utility model is to provide a prevent mistake and open boiler slagging pipe shelves door for solve the technical problem that slagging pipe shelves door prevents the mistake and open. A boiler slag-discharging pipe shutter capable of preventing mistaken opening comprises a slag-discharging pipe, an observation window mechanism, a locking mechanism capable of preventing mistaken opening and a shutter mechanism. When the observation window mechanism is closed, the door stopping mechanism is locked by the anti-misoperation locking mechanism, and only when the observation window mechanism is opened, the anti-misoperation locking mechanism unlocks the door stopping mechanism; the door stopping mechanism is prevented from being opened accidentally under the condition of not observing the interior of the slag discharging pipe.
Description
Technical Field
The utility model belongs to the technical field of boiler slagging pipe shelves door technique and specifically relates to a prevent mistake and open boiler slagging pipe shelves door.
Background
The boiler slagging pipe is used for discharging fuel in the boiler, and in order to prevent the fuel from leaking, a baffle door is arranged at the lower end of the slagging pipe in the prior art. From the current practical work, some operators cannot well master the combustion degree of the fuel; there is a case where the shutter is opened in advance, causing fuel leakage without sufficient burn-out. Although the observation window is arranged on the slag discharge pipe for improvement, the operator still has the situation that the shutter is opened by mistake under the condition of no observation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent mistake and open boiler slagging pipe shelves door for solve the technical problem that slagging pipe shelves door prevents the mistake and open.
The utility model provides a technical scheme that its technical problem adopted is:
a boiler slag-tap preventing shutter comprises a slag tap, an observation window mechanism, a locking mechanism for preventing false opening and a shutter mechanism;
the observation window mechanism comprises an observation window body and a locking driving rod, and the observation window body is arranged at the observation window of the slag discharge pipe; the locking driving rod is transversely arranged at the lower end of the observation window body and adopts a wedge-shaped structure, and the slag discharging pipe is provided with a locking cavity allowing the locking driving rod to enter and exit;
the locking mechanism comprises a locking tongue, an unlocking spring and a locking fixing plate, the locking fixing plate is arranged on the wall of the inner cavity of the slag discharging pipe and is positioned below the locking cavity, a locking driving hole is arranged in the vertical direction of the locking fixing plate, and the locking tongue can be sleeved in the locking driving hole in a vertically telescopic manner; the outer side wall of the upper part of the locking tongue is connected with the upper end of the locking fixing plate through an unlocking spring;
the door blocking mechanism comprises a door blocking plate, a door blocking in-out groove for operating the door blocking plate to go in and out is arranged on the slag discharging pipe, and a locking hole is formed in the door blocking plate and corresponds to the lower end of the locking tongue.
Furthermore, the lower end of the locking driving rod is provided with a locking guide sliding groove.
Furthermore, the upper end of the locking tongue is provided with a locking guide ball body.
Furthermore, one side of the observation window is provided with an observation window outer lock catch, the outer side end of the observation window body is provided with an observation window inner lock catch, and the observation window inner lock catch and the observation window outer lock catch are correspondingly arranged.
Furthermore, a lower retaining ring of the door guard plate is arranged on the outer side of the door guard plate, an upper retaining ring of the door guard plate is arranged on the slag discharging pipe, and the lower retaining ring of the door guard plate and the upper retaining ring of the door guard plate are inserted through a door guard bolt.
Furthermore, the upper end of the door stopping bolt is arranged on the slag discharging pipe through a chain rope.
The effects provided in the contents of the present invention are only the effects of the embodiments, not all the effects of the present invention, and the above technical solutions have the following advantages or beneficial effects:
the technical proposal of the utility model adopts logic series thinking; when the observation window mechanism is closed, the door stopping mechanism is locked by the locking mechanism for preventing mistaken opening. Only when the observation window mechanism is opened, the anti-false-opening locking mechanism unlocks the door stop mechanism. Therefore, the accidental leakage and discharge of fuel materials caused by the fact that the door blocking mechanism is opened accidentally can be prevented under the condition that the interior of the slag discharging pipe is not observed.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is a schematic partial cross-sectional view of an embodiment of the present invention;
in the figure: 1. a slag discharge pipe; 2. an observation window; 3. locking inside the observation window; 4. locking the driving rod; 5. an observation window; 6. locking outside the observation window; 7. locking the guide chute; 8. a locking cavity; 9. a locking tongue; 10. an unlocking spring; 11. locking the fixing plate; 12. locking the guide ball body; 13. a door stopper plate; 14. a shutter drive handle; 15. a lower retaining ring of the door stop plate; 16. a door stop bolt; 17. a locking hole; 18. a retaining ring is arranged on the door retaining plate; 19. the shutter enters and exits the groove.
Detailed Description
In order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings. It should be noted that the components illustrated in the figures are not necessarily drawn to scale. Descriptions of well-known components and techniques are omitted so as to not unnecessarily limit the invention.
As shown in fig. 1 and 2, the false opening prevention boiler slag discharging pipe shutter comprises a slag discharging pipe 1, an observation window mechanism, a false opening prevention locking mechanism and a shutter mechanism. When the observation window mechanism is closed, the door stopping mechanism is locked by the anti-misoperation locking mechanism, and only when the observation window mechanism is opened, the anti-misoperation locking mechanism unlocks the door stopping mechanism; the door stopping mechanism is prevented from being opened accidentally under the condition that the interior of the slag discharging pipe 1 is not observed.
The observation window mechanism is arranged on the slag discharge pipe 1 and comprises an observation window body 2, a lock catch 3 in the observation window and a locking driving rod 4. An observation window 5 is arranged on the slag discharging pipe 1, and an observation window outer lock catch 6 is arranged on one side of the observation window 5; the observation window body 2 is arranged at the observation window 5, and one side of the observation window body 2 is hinged with the observation window 5; the observation window inner lock catch 3 is arranged at the outer side end of the observation window body 2 and corresponds to the observation window outer lock catch 6. When the observation window body 2 is closed, the observation window inner lock catch 3 and the observation window outer lock catch 6 can be fixedly inserted through the inserting nails. The locking driving rod 4 is transversely arranged at the lower end of the observation window body 2, the locking driving rod 4 is of a wedge-shaped structure, and a locking guide sliding groove 7 is arranged at the lower end of the locking driving rod 4; and a locking cavity 8 allowing the locking driving rod 4 to enter and exit is arranged on the pipe wall of the slag discharging pipe 1. The anti-misoperation locking mechanism comprises a locking tongue 9, an unlocking spring 10 and a locking fixing plate 11, wherein the locking fixing plate 11 is arranged on the inner cavity wall of the slag discharging pipe 1, and a locking driving hole is vertically arranged on the locking fixing plate 11; the locking tongue 9 can be sleeved in the locking driving hole in a vertically telescopic manner, and the outer side wall of the upper part of the locking tongue 9 is connected with the upper end of a locking fixing plate 11 through an unlocking spring 10; the upper end of the locking tongue 9 is provided with a locking guide ball 12, and the locking guide ball 12 is arranged corresponding to the locking guide chute 7. The door stopping mechanism comprises a door stopping plate 13, a door stopping driving handle 14, a door stopping plate lower retaining ring 15 and a door stopping bolt 16. And a door stop in-out groove 19 is formed in the slag discharge pipe 1, and the door stop in-out groove 19 is positioned below the anti-false-opening locking mechanism. The door retaining plate 13 is transversely arranged in the slag discharging pipe 1 through the door retaining in-out groove 19 and is hinged with the slag discharging pipe 1; a shutter drive handle 14 is mounted on the outer end side of the shutter plate 13. The shutter plate 13 is provided with a locking hole 17, and the locking hole 17 is arranged corresponding to the lower end of the locking tongue 9. The outer side of the door guard plate 13 is provided with a door guard plate lower retaining ring 15, and the slag discharging pipe 1 is provided with a door guard plate upper retaining ring 18 which vertically corresponds to the door guard plate lower retaining ring 15. The upper end of the door-blocking bolt 16 is arranged on the slag discharging pipe 1 through a chain rope, and after the door-blocking plate 13 rotates into the slag discharging pipe 1 through the door-blocking inlet and outlet groove 19, the door-blocking plate lower retaining ring 15 and the door-blocking plate upper retaining ring 18 can be inserted and fixed through the door-blocking bolt 16.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Although the specific embodiments of the present invention have been described with reference to the drawings, the present invention is not limited thereto, and various modifications or variations that can be made by those skilled in the art without inventive labor are still within the scope of the present invention.
Claims (6)
1. A boiler slag-tap preventing shutter is characterized by comprising a slag tap, an observation window mechanism, a locking mechanism for preventing false opening and a shutter mechanism;
the observation window mechanism comprises an observation window body and a locking driving rod, and the observation window body is arranged at the observation window of the slag discharge pipe; the locking driving rod is transversely arranged at the lower end of the observation window body and adopts a wedge-shaped structure, and the slag discharging pipe is provided with a locking cavity allowing the locking driving rod to enter and exit;
the locking mechanism comprises a locking tongue, an unlocking spring and a locking fixing plate, the locking fixing plate is arranged on the wall of the inner cavity of the slag discharging pipe and is positioned below the locking cavity, a locking driving hole is arranged in the vertical direction of the locking fixing plate, and the locking tongue can be sleeved in the locking driving hole in a vertically telescopic manner; the outer side wall of the upper part of the locking tongue is connected with the upper end of the locking fixing plate through an unlocking spring;
the door blocking mechanism comprises a door blocking plate, a door blocking in-out groove for operating the door blocking plate to go in and out is arranged on the slag discharging pipe, and a locking hole is formed in the door blocking plate and corresponds to the lower end of the locking tongue.
2. The boiler slag pipe shutter preventing from being opened by mistake as claimed in claim 1, wherein the locking driving rod is provided at a lower end thereof with a locking guide chute.
3. The boiler slag pipe shutter preventing from being opened by mistake as claimed in claim 1, wherein the upper end of the locking tongue is provided with a locking guide ball.
4. The boiler slag pipe shutter of claim 1, wherein one side of the observation window is provided with an observation window outer lock catch, the outer side end of the observation window is provided with an observation window inner lock catch, and the observation window inner lock catch and the observation window outer lock catch are correspondingly arranged.
5. The boiler slag tapping pipe shutter for preventing mistakenly opening as claimed in claim 1, wherein the lower retaining ring of the shutter plate is mounted on the outer side of the shutter plate, the upper retaining ring of the shutter plate is mounted on the slag tapping pipe, and the lower retaining ring of the shutter plate and the upper retaining ring of the shutter plate are inserted into each other through a shutter bolt.
6. The boiler slag tapping pipe baffle preventing false opening as claimed in claim 5, wherein the upper end of the baffle bolt is mounted on the slag tapping pipe through a chain rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799673.6U CN210088893U (en) | 2019-05-30 | 2019-05-30 | Boiler slag discharge pipe shutter capable of preventing false opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799673.6U CN210088893U (en) | 2019-05-30 | 2019-05-30 | Boiler slag discharge pipe shutter capable of preventing false opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210088893U true CN210088893U (en) | 2020-02-18 |
Family
ID=69480773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920799673.6U Expired - Fee Related CN210088893U (en) | 2019-05-30 | 2019-05-30 | Boiler slag discharge pipe shutter capable of preventing false opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210088893U (en) |
-
2019
- 2019-05-30 CN CN201920799673.6U patent/CN210088893U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20210530 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |