CN217301632U - Novel smoke exhaust valve for ventilation pipe - Google Patents
Novel smoke exhaust valve for ventilation pipe Download PDFInfo
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- CN217301632U CN217301632U CN202220224589.3U CN202220224589U CN217301632U CN 217301632 U CN217301632 U CN 217301632U CN 202220224589 U CN202220224589 U CN 202220224589U CN 217301632 U CN217301632 U CN 217301632U
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- China
- Prior art keywords
- exhaust valve
- smoke exhaust
- blade
- valve body
- ventilation pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model discloses a ventilation pipe is with novel smoke damper belongs to ventilation equipment technical field. It includes the exhaust valve body, the fixed access & exit department at the tip of ventilation pipe of establishing of exhaust valve body cover, exhaust valve body inner chamber route is linked together with the inside route of ventilation pipe, the middle part region of exhaust valve inner chamber length direction has set gradually a plurality of blade from top to bottom, the first rack of fixedly connected with on the left side wall of exhaust valve body, fixed mounting has the actuating mechanism who is used for adjusting the turned angle of the inner chamber blade of exhaust valve in the first rack, the right side fixedly connected with second rack of exhaust valve body, from top to bottom fixedly connected with a plurality of gear motor in the second rack. The utility model discloses a dorsad exhaust-fume valve import direction on the blade of exhaust-fume valve sets up the clearance, ensures to discharge fume before the end at the exhaust-fume valve, can in time clear up the impurity on the blade, ensures that the blade can closely be closed.
Description
Technical Field
The utility model relates to a ventilation pipe is with novel smoke damper belongs to ventilation equipment technical field.
Background
The blades in the smoke exhaust valve are driven by the actuating mechanism to rotate, when the free ends of the adjacent blades are close to each other, materials possibly exist in the inner cavity channel of the smoke exhaust valve, so that the adjacent blades cannot rotate to the end portions of the free ends to be close to each other, the adjacent blades cannot rotate to the coplane of the surfaces of the blades, the smoke exhaust valve cannot be sealed in time, and therefore gas, particulate matters and the like can be exchanged inside and outside the ventilation pipe.
Disclosure of Invention
The utility model discloses the technical problem that will solve lies in: the utility model provides a ventilation pipe is with novel smoke damper, it has solved smoke damper after using for a period, and the residual particulate matter has on the smoke damper, leads to the unable problem of closing of smoke damper.
The utility model discloses the technical problem that solve takes following technical scheme to realize:
a novel smoke exhaust valve for a ventilation pipe comprises a smoke exhaust valve body, wherein the smoke exhaust valve body is fixedly sleeved at an inlet and an outlet of the end part of the ventilation pipe, an inner cavity passage of the smoke exhaust valve body is communicated with an inner passage of the ventilation pipe, a plurality of blades are sequentially arranged in the middle area of the length direction of the inner cavity of the smoke exhaust valve from top to bottom, a first cabinet is fixedly connected onto the left side wall of the smoke exhaust valve body, an execution mechanism for adjusting the rotating angle of the inner cavity blades of the smoke exhaust valve is fixedly installed in the first cabinet, a second cabinet is fixedly connected onto the right side of the smoke exhaust valve body, a plurality of speed reducing motors are fixedly connected into the second cabinet from top to bottom, a lead screw is fixedly connected onto the output end of each speed reducing motor, the lead screw is parallel to the length direction of each blade, one end, far away from each speed reducing motor, of the lead screw extends into the inner cavity of the smoke exhaust valve through the left side wall of the smoke exhaust valve body, the smoke exhaust valve comprises a smoke exhaust valve body, and is characterized in that a screw rod nut is connected to each screw rod in a threaded manner, the screw rod nut is located in an inner cavity of the smoke exhaust valve, a sliding block is sleeved outside the screw rod nut, steel wire balls are embedded in the surface of one side wall, facing the blades, of the sliding block, the steel wire balls are located between different adjacent blades respectively, a filter screen is hinged to the top of the inner cavity of the smoke exhaust valve body, the filter screen and the blades are located on two sides of the sliding block respectively, and the filter screen is in contact with the sliding block along the rotation path of an articulated shaft.
As a preferable example, the side wall of the left side of the smoke exhaust valve body is fixedly connected with a plurality of heat insulation sleeves, and the heat insulation sleeves are sleeved on the outer side wall of the screw rod.
As a preferred example, the length direction of the inner cavity of the smoke exhaust valve is parallel to the horizontal plane, the bottom wall of the inner cavity of the smoke exhaust valve is a slope, the bottom end of the slope is located at the air inlet of the smoke exhaust valve, a triangular plate is installed right above the slope, and the top end face of the triangular plate is parallel to the horizontal plane.
The utility model has the advantages that: the utility model provides a novel smoke damper can be at daily debugging or after discharging fume, clears up a side of blade, especially clears up the region that can contact with adjacent blade on the blade to ensure when the blade rotates, can block off smoke damper inner chamber route, avoid the further exchange of the inside and outside material of ventilation pipe.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of fig. two.
In the figure: the smoke exhaust valve comprises a smoke exhaust valve body 1, blades 2, a first cabinet 3, a second cabinet 4, a speed reducing motor 5, a sliding block 6, a steel wire ball 7, a heat insulation ferrule 8 and a triangular plate 9.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.
As shown in figure 1-2, a novel smoke exhaust valve for a ventilation pipe comprises a smoke exhaust valve body 1, wherein the smoke exhaust valve body 1 is fixedly sleeved at an inlet and an outlet of the end part of the ventilation pipe, an inner cavity passage of the smoke exhaust valve body 1 is communicated with an inner passage of the ventilation pipe, a plurality of blades 2 are sequentially arranged in the middle area of the length direction of an inner cavity of the smoke exhaust valve from top to bottom, a first cabinet 3 is fixedly connected to the left side wall of the smoke exhaust valve body, an actuating mechanism for adjusting the rotating angle of the inner cavity blade 2 of the smoke exhaust valve is fixedly arranged in the first cabinet 3, a second cabinet 4 is fixedly connected to the right side of the smoke exhaust valve body, a plurality of speed reducing motors 5 are fixedly connected to the second cabinet 4 from top to bottom, a lead screw is fixedly connected to the output end of the speed reducing motor 5, the lead screw is parallel to the length direction of the blades 2, one end of the lead screw, which is far away from the speed reducing motor 5, extends into the inner cavity of the smoke exhaust valve through the left side wall of the smoke exhaust valve body 1, all threaded connection has a screw-nut on every lead screw, and screw-nut is located the exhaust valve inner chamber, and screw-nut has cup jointed a slider 6 outward, and the steel wire ball 7 has been inlayed on the slider 6 towards a lateral wall surface of blade 2, and each steel wire ball 7 is located respectively between the adjacent blade 2 of difference, and the inner chamber top of exhaust valve body 1 articulates there is a filter screen, and filter screen and blade 2 are located the both sides of slider 6 respectively, and the filter screen contacts with slider 6 on the rotation path of articulated shaft.
The left side lateral wall fixedly connected with of discharge fume valve body 1 separates heat lasso 8, and separates heat lasso 8 and cup joints on the lateral wall of lead screw, and the inner chamber lateral wall that separates heat lasso 8 supports and presses on the lateral wall of lead screw, separates heat lasso 8 and is used for preventing gas or dust particulate matter etc. of discharge fume valve body 1 inner chamber from getting into in second rack 4 by discharge fume valve body 1 inner chamber, separates heat lasso 8 and can be used to protection gear motor 5.
The length direction of an inner cavity of the smoke exhaust valve is parallel to a horizontal plane, the bottom wall of the inner cavity of the smoke exhaust valve is a slope surface, the bottom end of the slope surface is positioned at an air inlet of the smoke exhaust valve, a triangular plate 9 is arranged right above the slope surface, a slot is arranged below the top end surface of the triangular plate 9 which is parallel to the air inlet of the smoke exhaust valve on the horizontal plane, the slot and the air inlet are both communicated with the inner cavity of the smoke exhaust valve, the cross section of the triangular plate 9 is in a shape of a right triangle, one side wall surface of the bevel edge of the triangle which is over-right on the triangular plate 9 is a slope surface, the triangular plate 9 is inserted into the inner cavity of the slot from the slot, the slope surface on the triangular plate 9 is matched and pressed on the bottom wall of the inner cavity of the smoke exhaust valve, threaded holes are arranged on the plate surfaces on the left side and the right side of the triangular plate 9, and screws outside the left side and the right side of the smoke exhaust valve penetrate through the side wall of the left side and the right side of the smoke exhaust valve and then are in threaded connection with the threaded holes on the triangular plate 9, so as to realize the fixation of the triangular plate 9 and the smoke exhaust valve, the top end face of the triangular plate 9 is parallel to the horizontal plane, the top end face serves as the bottom wall of the smoke exhaust valve, substances such as dust falling from the blades 2 are deposited on the bottom wall of the inner cavity of the triangular plate 9 or the smoke exhaust valve, the triangular plate 9 is arranged to enable accumulated dust at the bottom wall of the inner cavity of the smoke exhaust valve to be convenient to clean, and the falling dust is detached from the triangular plate 9 to clean the triangular plate 9 when being located on the triangular plate 9.
The top of the smoke exhaust valve body 1 is provided with a miniature winch for winding a traction rope, the end part of the traction rope passes through the top wall of the smoke exhaust valve and then contacts with the free end of a filter screen, a hinge shaft of the filter screen is parallel to the length direction of a screw rod, when the filter screen rotates (the rotation is realized by self gravity factors) to be vertical to the horizontal plane, the filter screen limits a slide block 6 (the slide block 6 is square) on the screw rod to prevent the slide block 6 from rotating, so that the slide block 6 only rotates under the rotation of a screw rod nut inside the slide block 6 to make reciprocating movement along the length direction of the screw rod, and the blade 2 is contacted with a steel wire ball 7 by rotating the blade 2, the blade 2 tends to be in a horizontal state after rotating, the distance between the blade 2 and the surface of the slide block 6 is nearest, the contact degree between the blade 2 and the steel wire ball 7 is relatively large, when the cleaning is finished, the slide block 6 rotates to be abutted against the side wall of an inner cavity of the smoke exhaust valve (the slide block 6 is abutted against the side wall of the smoke exhaust valve body 1, can not rotate due to losing the support of the filter screen), the traction rope is pulled by the winch to drive the filter screen to rotate, and the free end of the filter screen is far away from the blade 2 to be attached to the top wall of the inner cavity of the smoke exhaust valve.
It should be noted that the utility model discloses the exhaust valve who mentions has increased cleaning device (clear up the 2 backs of blade of exhaust valve through steel wire ball 7 on the slider 6) on the basis of conventional exhaust valve, ensures that the exhaust valve can in time close exhaust valve inner chamber passageway when the use finishes, and blade 2 closes can closely lean on together to improve the leakproofness between the blade 2.
The smoke exhaust valve is placed in a horizontal state, if an inlet and an outlet at the end part of the ventilation pipe are in a non-horizontal state, a bent pipe (bent pipe body) for transiting to the end part of the ventilation pipe can be arranged at one end of an air outlet of the smoke exhaust valve, the two ends of the bent pipe are used for connecting the smoke exhaust valve and the ventilation pipe (the bending degree of the bent pipe is based on the actual angle of the ventilation pipe, the smoke exhaust valve is required to be ensured to be in a horizontal state), the end part of the ventilation pipe is provided with an air inlet, one end of an inner cavity passage of the smoke exhaust valve is provided with an air inlet, the other end of the inner cavity passage of the smoke exhaust valve is provided with an air outlet, the air outlet is connected with the air inlet of the ventilation pipe, a plurality of rotatable blades 2 are sequentially arranged in an area between the air inlet and the air outlet, and the blades 2 are fixed on the rotating shaft through an executing mechanism (the executing mechanism is a resetting device for simultaneously drawing the rotating shaft of each blade 2 in a first cabinet 3, the actuator rotates each blade 2 to be positioned on the same plane of the surface of each blade 2, and the actuator is well known in the art, so the detailed description of the shape of the actuator is omitted).
The shape of the terminal surface of blade 2 (also known as the valve block) is the rectangle in the text, and the pivot rotates under actuating mechanism's drive, thereby drive blade 2 and rotate, blade 2 is when keeping closed condition (each blade 2 rotates to the perpendicular to horizontal plane promptly, when the exhaust valve inner chamber is in by the off-state, the one end towards the exhaust valve air intake on the blade 2 is blade 2's front, blade 2's other end terminal surface is blade 2's the back, blade 2's front is clear up relatively well, blade 2's the back is inconvenient to be cleared up, the utility model discloses a setting up the cleaning device at exhaust valve body 1 inner chamber, clear up the back of blade 2 of exhaust valve, ensure that the residual material on the blade 2 back can not influence the normal closure of exhaust valve blade 2.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a ventilation pipe is with novel smoke damper, includes smoke damper body (1), the access & exit department at the tip of ventilation pipe is established to smoke damper body (1) fixed cover, smoke damper body (1) inner chamber route is linked together with ventilation pipe inside route, smoke damper inner chamber length direction's middle part region has set gradually a plurality of blade (2) from top to bottom, its characterized in that: the smoke exhaust valve is characterized in that a first cabinet (3) is fixedly connected onto the left side wall of the smoke exhaust valve body, an actuating mechanism used for adjusting the rotation angle of an inner cavity blade (2) of the smoke exhaust valve is fixedly arranged in the first cabinet (3), a second cabinet (4) is fixedly connected onto the right side of the smoke exhaust valve body, a plurality of reducing motors (5) are fixedly connected into the second cabinet (4) from top to bottom, a lead screw is fixedly connected at the output end of each reducing motor (5) and parallel to the length direction of the blade (2), one end, away from the reducing motors (5), of each lead screw extends into the inner cavity of the smoke exhaust valve through the left side wall of the smoke exhaust valve body (1), a lead screw nut is connected onto each lead screw in a threaded manner, is positioned in the inner cavity of the smoke exhaust valve, a sliding block (6) is sleeved outside the lead screw nut, a steel wire ball (7) is embedded on the sliding block (6) towards the surface of one side wall of the blade (2), each steel wire ball (7) is respectively positioned between different adjacent blades (2), the top of the inner cavity of the smoke exhaust valve body (1) is hinged with a filter screen, the filter screen and the blades (2) are respectively positioned on two sides of the sliding block (6), and the filter screen is contacted with the sliding block (6) along the rotating path of the hinged shaft.
2. The novel smoke exhaust valve for the ventilation pipe as claimed in claim 1, wherein: the left side wall of the smoke exhaust valve body (1) is fixedly connected with a plurality of heat insulation rings (8), and the heat insulation rings (8) are sleeved on the outer side wall of the screw rod.
3. The novel smoke exhaust valve for the ventilation pipe as claimed in claim 1, wherein: the inner cavity length direction of smoke damper is on a parallel with the horizontal plane, the inner cavity diapire of smoke damper is domatic, domatic bottom department is located the air intake department of smoke damper, set-square (9) are installed directly over domatic department, the top face of set-square (9) is on a parallel with the horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220224589.3U CN217301632U (en) | 2022-01-27 | 2022-01-27 | Novel smoke exhaust valve for ventilation pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220224589.3U CN217301632U (en) | 2022-01-27 | 2022-01-27 | Novel smoke exhaust valve for ventilation pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217301632U true CN217301632U (en) | 2022-08-26 |
Family
ID=82927159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220224589.3U Active CN217301632U (en) | 2022-01-27 | 2022-01-27 | Novel smoke exhaust valve for ventilation pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217301632U (en) |
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2022
- 2022-01-27 CN CN202220224589.3U patent/CN217301632U/en active Active
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