CN214008401U - Smoke-discharging fire-proof valve - Google Patents
Smoke-discharging fire-proof valve Download PDFInfo
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- CN214008401U CN214008401U CN202120004687.1U CN202120004687U CN214008401U CN 214008401 U CN214008401 U CN 214008401U CN 202120004687 U CN202120004687 U CN 202120004687U CN 214008401 U CN214008401 U CN 214008401U
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- valve body
- butt joint
- joint ring
- ring
- sleeves
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Abstract
The utility model relates to a fire-fighting equipment technical field discloses smoke exhaust fire prevention valve, including installing the valve body between two pipelines, the both ends of valve body all are provided with butt joint ring one, and two pipelines all are provided with the butt joint ring two with butt joint ring looks adaptation towards the one end of valve body. And the valve body is provided with a locking mechanism for locking and fixing the first butt joint ring and the second butt joint ring. The utility model discloses a fire prevention valve discharges fume, the butt joint ring one and the butt joint ring two that set up respectively on valve body and pipeline, be connected fixedly through locking mechanism between butt joint ring one and the butt joint ring two, make the connection between valve body and pipeline more fasten to only need rotate the pivot, just can be simultaneously to the butt joint ring one and the synchronous locking of butt joint ring two at valve body both ends, convenient and fast, labour saving and time saving.
Description
Technical Field
The utility model relates to a fire-fighting equipment technical field especially relates to fire prevention valve discharges fume.
Background
The smoke discharge fire prevention valve is installed at the end part of each branch pipe of a mechanical smoke discharge system, is in a closed state at ordinary times, meets the requirements of air leakage quantity, and manually or electrically opens a valve with the smoke discharge function in case of fire or smoke discharge, and has an important position in the technical field of fire fighting equipment.
Most of the existing smoke exhaust fire damper and the pipeline are connected through screws, time and labor are consumed in installation, the valve body and the pipeline are not tightly connected, and the use requirement of people on the smoke exhaust fire damper can not be met gradually
SUMMERY OF THE UTILITY MODEL
For having solved the current fire prevention valve of discharging fume and being connected between the pipeline inconvenient to the technical problem of the insufficient fastening of being connected between valve body and pipeline, the utility model provides a fire prevention valve of discharging fume.
The utility model discloses a following technical scheme realizes: the smoke-discharging fire-proof valve comprises a valve body arranged between two pipelines, wherein two ends of the valve body are respectively provided with a first butt joint ring, and one ends of the two pipelines facing the valve body are respectively provided with a second butt joint ring matched with the first butt joint ring; and the valve body is provided with a locking mechanism for locking and fixing the first butt joint ring and the second butt joint ring.
As a further improvement of the above scheme, two through grooves are oppositely formed on the ring body of the first butt ring along the axial direction of the valve body; two slots are oppositely formed in the second butt joint ring along the axis direction of the valve body, and the two through slots correspond to the two slots in position.
As a further improvement of the above solution, the locking mechanism comprises two locking assemblies oppositely arranged on the valve body; each locking assembly comprises a rotating shaft and two limiting sleeves respectively positioned at two sides of the rotating shaft, and one end of the rotating shaft is rotatably arranged at the outer side of the valve body and is vertical to the axial direction of the valve body; a first bevel gear is fixedly sleeved on the rotating shaft; the two limiting sleeves are fixed on the outer side of the valve body, sleeves are rotatably inserted into the two limiting sleeves, two conical teeth II are fixedly sleeved on one opposite ends of the two sleeves respectively, and the two conical teeth II are located on two sides of the conical teeth I respectively and are meshed with two sides of the conical teeth I respectively; and the two ends, away from each other, of the sleeves are threaded and inserted with screws, and the other end of each screw penetrates into the corresponding through groove and is matched with the slot.
As a further improvement of the above scheme, the through groove is internally provided with a limiting block in a sliding manner, the limiting block is in clamping fit with the slot, and one side of the limiting block is fixedly connected with the end part of the screw rod inserted into the through groove.
As a further improvement of the above scheme, a guide rod is inserted in the radial direction on the outer peripheral side of the second butt-joint ring, and a clamping groove matched with the guide rod is formed in the limiting block.
The utility model has the advantages that:
the utility model discloses a fire prevention valve discharges fume, the butt joint ring one and the butt joint ring two that set up respectively on valve body and pipeline, be connected fixedly through locking mechanism between butt joint ring one and the butt joint ring two, make the connection between valve body and pipeline more fasten to only need rotate the pivot, just can be simultaneously to the butt joint ring one and the synchronous locking of butt joint ring two at valve body both ends, convenient and fast, labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of a smoke evacuation fire damper according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the smoke damper of FIG. 1;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Description of the main symbols:
1. a pipeline; 2. a valve body; 3. a first butt joint ring; 4. a second butt joint ring; 5. a through groove; 6. a slot; 7. a rotating shaft; 8. a first bevel gear; 9. a limiting sleeve; 10. a sleeve; 11. a second bevel gear; 12. a screw; 13. a limiting block; 14. a guide bar; 15. a clamping groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 3, the smoke evacuation fire damper includes a valve body 2 installed between two pipes 1, wherein two ends of the valve body 2 are provided with a first abutting ring 3, and one ends of the two pipes 1 facing the valve body 2 are provided with a second abutting ring 4 adapted to the first abutting ring 3. The valve body 2 is provided with a locking mechanism for locking and fixing the first butt joint ring 3 and the second butt joint ring 4, so that the valve body 2 and the pipeline 1 are more stably connected.
Two through grooves 5 are oppositely arranged on the ring body of the first butt-joint ring 3 along the axial direction of the valve body 2. Two slots 6 are oppositely arranged on the second butting ring 4 along the axial direction of the valve body 2, and the two through grooves 5 correspond to the two slots 6. When the first docking ring 3 is docked with the second docking ring 4, the through slot 5 is aligned with the slot 6.
The locking mechanism comprises two locking assemblies oppositely arranged on the valve body 2. Every locking Assembly includes pivot 7 and is located two stop collar 9 of pivot 7 both sides respectively, and the one end of stop collar 9 is fixed in the outside of valve body 2 in this embodiment, and stop collar 9 is perpendicular mutually with the axis direction of valve body 2.
One end of the rotating shaft 7 is rotatably arranged on the outer side of the valve body 2 and is vertical to the axial direction of the valve body 2. In this embodiment, the rotating shaft 7 is rotatably connected with the valve body 2 through a shaft seat, i.e., the shaft seat is fixed on the outer side of the valve body 2, and the shaft seat is internally provided with a bearing, and the inner ring of the bearing is fixed with the end of the rotating shaft 7 in a clamping manner. A screwing head (not shown) is fixed at the other end of the rotating shaft 7 so as to facilitate a user to screw the rotating shaft 7.
A first bevel gear 8 is sleeved and fixed on the rotating shaft 7. Two stop collars 9 are all fixed in the outside of valve body 2, and all rotate on two stop collars 9 and have inserted sleeve 10, and the one end that two sleeves 10 are relative cup joints respectively and is fixed with awl tooth two 11, and two awl tooth two 11 are located the both sides of awl tooth one 8 respectively, and mesh mutually with the both sides of awl tooth one 8 respectively. The screw rods 12 are threaded at the separated ends of the two sleeves 10, and the other end of each screw rod 12 is inserted in the corresponding through groove 5 and matched with the slot 6.
The through groove 5 is internally provided with a limiting block 13 which is matched with the slot 6 in a clamping way, and one side of the limiting block 13 is fixedly connected with the end part of a screw rod 12 inserted into the through groove 5. Stopper 13 and screw rod 12 are fixed continuous between this embodiment, and stopper 13, lead to groove 5, slot 6's cross-section all is the rectangle structure, can prevent that screw rod 12 from following sleeve 10 and rotating, makes screw rod 12 drive stopper 13 synchronous motion.
In the embodiment, when the first docking ring 3 is not connected to the second docking ring 4, the limiting block 13 is located in the through groove 5. After the first docking ring 3 and the second docking ring 4 are locked and fixed, the limiting block 13 is pushed into the slot 6 by the screw 12.
A guide rod 14 is inserted in the radial direction on the outer peripheral side of the second butting ring 4, and a clamping groove 15 matched with the guide rod 14 is formed in the limiting block 13. In this embodiment, a rod groove (not labeled) is formed on the outer peripheral side of the second docking ring 4, and the guide rod 14 is inserted into the rod groove and is in threaded fit connection with the rod groove.
The working principle of the utility model is that when the valve body 2 needs to be assembled on the pipeline 1, the butt joint rings 3 at the two ends of the valve body 2 are respectively aligned with the butt joint rings 4 at the end parts of the two pipelines 1, two twisting heads on the valve body 2 are respectively twisted, two rotating shafts 7 are respectively driven to rotate by two twisting heads, each rotating shaft 7 drives two corresponding bevel teeth 11 to rotate by a bevel tooth 8, two bevel teeth 11 drive two sleeves 10 to rotate, the two sleeves 10 respectively drive two screw rods 12 to move, so that the two screw rods 12 respectively push corresponding limiting blocks 13 into corresponding slots 6 in the two through grooves 5, then a guide rod 14 is screwed into the slot 6, and the end part of the guide rod 14 is clamped into a clamping groove 15 of the limiting block 13, the limiting block 13 is limited and fixed in the slot 6, so that the valve body 2 is installed between the pipelines 1, and convenience and rapidness are achieved.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The smoke-discharging fire-proof valve is characterized by comprising a valve body arranged between two pipelines, wherein a first butt joint ring is arranged at each of two ends of the valve body, and a second butt joint ring matched with the first butt joint ring is arranged at each of one ends, facing the valve body, of the two pipelines; and the valve body is provided with a locking mechanism for locking and fixing the first butt joint ring and the second butt joint ring.
2. A smoke evacuation fire damper as claimed in claim 1 wherein two through grooves are provided on the ring body of the first abutment ring facing each other in the axial direction of the valve body; two slots are oppositely formed in the second butt joint ring along the axis direction of the valve body, and the two through slots correspond to the two slots in position.
3. A smoke evacuation fire damper as claimed in claim 2 wherein said locking mechanism comprises two locking assemblies oppositely disposed on said valve body; each locking assembly comprises a rotating shaft and two limiting sleeves respectively positioned at two sides of the rotating shaft, and one end of the rotating shaft is rotatably arranged at the outer side of the valve body and is vertical to the axial direction of the valve body; a first bevel gear is fixedly sleeved on the rotating shaft; the two limiting sleeves are fixed on the outer side of the valve body, sleeves are rotatably inserted into the two limiting sleeves, two conical teeth II are fixedly sleeved on one opposite ends of the two sleeves respectively, and the two conical teeth II are located on two sides of the conical teeth I respectively and are meshed with two sides of the conical teeth I respectively; and the two ends, away from each other, of the sleeves are threaded and inserted with screws, and the other end of each screw penetrates into the corresponding through groove and is matched with the slot.
4. A smoke evacuation fire damper as claimed in claim 3 wherein said through slot is slidably provided with a stop block which is snap-fitted into said slot, one side of said stop block being fixedly connected to the end of said screw inserted into said through slot.
5. The smoke-discharging fire damper of claim 4, wherein a guide rod is inserted in the radial direction on the outer periphery side of the second abutting ring, and a clamping groove matched with the guide rod is formed on the limiting block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120004687.1U CN214008401U (en) | 2021-01-04 | 2021-01-04 | Smoke-discharging fire-proof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120004687.1U CN214008401U (en) | 2021-01-04 | 2021-01-04 | Smoke-discharging fire-proof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214008401U true CN214008401U (en) | 2021-08-20 |
Family
ID=77294909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120004687.1U Active CN214008401U (en) | 2021-01-04 | 2021-01-04 | Smoke-discharging fire-proof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214008401U (en) |
-
2021
- 2021-01-04 CN CN202120004687.1U patent/CN214008401U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230601 Address after: Room 6884, 1st Floor, Building 5, No. 168, Lane 6495, Tingwei Road, Jinshan District, Shanghai, 201500 Patentee after: Shanghai Yonggu Industrial Co.,Ltd. Address before: 215213 north side of Tongzhou highway, Luxu Town, Suzhou City, Jiangsu Province Patentee before: Suzhou Keshun medical purification Engineering Co.,Ltd. |
|
| TR01 | Transfer of patent right |