CN217464752U - Smoke prevention and exhaust device - Google Patents
Smoke prevention and exhaust device Download PDFInfo
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- CN217464752U CN217464752U CN202220715026.4U CN202220715026U CN217464752U CN 217464752 U CN217464752 U CN 217464752U CN 202220715026 U CN202220715026 U CN 202220715026U CN 217464752 U CN217464752 U CN 217464752U
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Abstract
The utility model discloses a smoke prevention and exhaust device relates to fire control technical field. This smoke exhaust preventing device, including installation shell, installation piece, installation component and drive assembly, the inside of installation shell is provided with the drive shell, is provided with the cross-under post on the installation piece, and the outer wall fixed mounting of cross-under post has the flabellum, and mounting groove and notch have been seted up to one side of installation piece, and the locating hole has been seted up to the inside of installation piece, and the inside of installation shell is provided with the filter screen. This smoke exhaust preventing device, the convenient quick convenient installation of cross-connecting post is on the installation piece, compare in the mode that uses the bolt to carry out the installation, install more swiftly, and it is also more convenient to dismantle, two liang of cooperations make the dismantlement and the installation of flabellum all very convenient, and then make its flabellum conveniently maintain and wash, it is difficult to wash it to have avoided the flabellum to dismantle inconvenient leading to, its surface is stained with attaches too many dusts and causes the flabellum inconvenient in use, and the maintenance in motor later stage is also very convenient.
Description
Technical Field
The utility model relates to a fire control technical field, in particular to smoke exhaust prevention device.
Background
The smoke prevention and exhaust system generally comprises an air supply and exhaust pipeline, a pipe well, a fire valve, door switching equipment, a fan and other equipment, the smoke exhaust fan is a machine capable of rapidly exhausting indoor peculiar smell, high temperature and oil smoke gas, fan blades inside the smoke exhaust fan are generally installed in the smoke exhaust fan through threads, but the outer surface of the fan blades can be adhered with oil stains and dust inevitably under the long-time use state, and therefore the thread installation mode can cause inconvenience in later-stage maintenance of the fan blades.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a smoke protection and exhaust device, can solve the flabellum and maintain inconvenient problem.
In order to achieve the above object, the utility model provides a following technical scheme: a smoke prevention and exhaust device comprises an installation shell, an installation block, an installation component and a transmission component, wherein the transmission shell is arranged inside the installation shell, a transverse connecting column is arranged on the installation block, fan blades are fixedly installed on the outer wall of the transverse connecting column, an installation groove and a notch are formed in one side of the installation block, a positioning hole is formed in the installation block, and a filter screen is arranged inside the installation shell;
the mounting assembly comprises a square bar, a threaded rod, a circular conical block, a trapezoidal block, a spring and a positioning column which are arranged on the mounting block and the transverse connecting column, and can drive the positioning column to extend into the positioning hole;
the transmission assembly comprises a transmission rod arranged in the installation shell, a connecting rod, a bevel gear and a motor.
Preferably, the transmission rod and the connecting rod are rotatably mounted on the inner wall of the transmission shell, the number of the bevel gears is two, the bevel gears are fixedly mounted on the outer walls of the transmission rod and the connecting rod respectively, and the two groups of bevel gears are meshed to facilitate mutual transmission.
Preferably, motor fixed mounting passes the transmission shell and installs the shell and with the output shaft fixed connection of motor in the top of installation shell, the one end that connects the pole mutually passes the transmission shell and with installation piece fixed connection, the inner wall fixed mounting of installation shell has the annular piece, the filter screen joint is installed in the annular piece, the bottom fixed mounting of transmission shell has branch, branch and the inner wall fixed mounting of installation shell can install the transmission shell and consolidate.
Preferably, the cross-connecting column is located the mounting groove, and the outer wall fixed mounting of cross-connecting column has the stopper, and the stopper is located the notch, and cavity and round hole have been seted up to the inside of cross-connecting column, and spring fixed mounting is between cavity and trapezoidal piece, and reference column fixed mounting just is located the round hole in the outer wall of trapezoidal piece, makes things convenient for the reference column to pass the round hole and extend to in the locating hole.
Preferably, one side of the transverse connecting column is provided with a square cavity, the square bar is slidably mounted in the square cavity, and the other end of the square bar is provided with a thread groove.
Preferably, threaded rod threaded mounting is in the thread groove, the one end and the circular cone block fixed connection of square bar, the one end and the knob fixed connection of threaded rod conveniently order about square bar and circular cone block and remove to the trapezoidal piece.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this smoke exhaust preventing device, through square bar, the threaded rod, circular awl piece, trapezoidal piece, the cooperation of spring and reference column is used, on the one hand, the convenient quick convenient installation of cross-connecting column on the installation piece, compare in the mode that uses the bolt to carry out the installation, it is more swift to install, on the other hand dismantles also more conveniently, two liang of cooperations make the dismantlement and the installation of flabellum all very convenient, and then make its flabellum conveniently maintain and wash, it has avoided the flabellum to dismantle inconvenient leading to being difficult to wash it, its surface is stained with too many dusts and causes the inconvenience that the flabellum used.
(2) This smoke exhaust ventilator uses through the cooperation of transfer line, installation piece, extension pole, conical gear and motor mutually, can install the motor on the shell of installation shell, compares in installing the mode in the installation shell with the motor, makes things convenient for the maintenance in motor later stage, has still avoided the invasion of dust greasy dirt to lead to the condition that the motor broke down easily.
Drawings
The invention will be further described with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of part A of the present invention;
fig. 3 is an enlarged view of the part B of the present invention.
Reference numerals: the mounting structure comprises a mounting shell 1, a transmission shell 2, a transmission rod 3, a mounting block 4, a connecting rod 5, a bevel gear 6, a transverse connecting column 7, fan blades 8, a motor 9, a square bar 10, a threaded rod 11, a circular conical block 12, a trapezoidal block 13, a spring 14 and a positioning column 15.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the terms greater than, less than, exceeding, etc. are understood to exclude the number, and the terms above, below, inside, etc. are understood to include the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
The first embodiment is as follows:
referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a smoke exhaust preventing device, including installation shell 1, installation piece 4, installation component and drive assembly, the inside of installation shell 1 is provided with drive shell 2, be provided with horizontal post 7 on the installation piece 4, the outer wall fixed mounting of horizontal post 7 has flabellum 8, mounting groove and notch have been seted up to one side of installation piece 4, the locating hole has been seted up to the inside of installation piece 4, the inside of installation shell 1 is provided with the filter screen, the installation component is including setting up square bar 10 on installation piece 4 and horizontal post 7, threaded rod 11, circular awl piece 12, trapezoidal piece 13, spring 14 and reference column 15, the installation component can order about reference column 15 and extend to in the locating hole, drive assembly is including setting up transfer line 3 in installation shell 1, connect pole 5 mutually, conical gear 6 and motor 9.
Further, the transmission rod 3 and the connecting rod 5 are rotatably mounted on the inner wall of the transmission shell 2, the number of the bevel gears 6 is two, the bevel gears 6 are fixedly mounted on the outer walls of the transmission rod 3 and the connecting rod 5 respectively, and the two bevel gears 6 are meshed.
Further, horizontal spliced pole 7 is located the mounting groove, and horizontal spliced pole 7's outer wall fixed mounting has the stopper, and the stopper is located the notch, and cavity and round hole have been seted up to horizontal spliced pole 7's inside, and spring 14 fixed mounting is between cavity and trapezoidal piece 13, and reference column 15 fixed mounting just is located the round hole in the outer wall of trapezoidal piece 13.
Example two:
please refer to fig. 1-3, on the basis of the first embodiment, the motor 9 is fixedly installed at the top of the installation shell 1, the transmission rod 3 passes through the transmission shell 2 and the installation shell 1 and is fixedly connected with the output shaft of the motor 9, one end of the connection rod 5 passes through the transmission shell 2 and is fixedly connected with the installation block 4, the inner wall of the installation shell 1 is fixedly installed with the annular block, the filter screen is clamped and installed in the annular block, the bottom of the transmission shell 2 is fixedly installed with the supporting rod, the supporting rod is fixedly installed with the inner wall of the installation shell 1, the motor 9 can be installed on the shell of the installation shell 1, compared with the mode of installing the motor 9 in the installation shell 1, the later-stage maintenance of the motor 9 is facilitated, and the condition that the motor 9 is easily damaged due to the intrusion of dust and oil stains is also avoided.
Furthermore, a square cavity is formed in one side of the transverse connecting column 7, the square bar 10 is slidably mounted in the square cavity, and a thread groove is formed in the other end of the square bar 10.
Furthermore, a threaded rod 11 is installed in a threaded groove in a threaded manner, one end of a square bar 10 is fixedly connected with a circular cone 12, one end of the threaded rod 11 is fixedly connected with a knob, a limiting block on a transverse connecting column 7 is inserted into a notch, then the knob is held by hand to rotate, the knob drives the threaded rod 11 to rotate and drives the square bar 10 and the circular cone 12 to move towards a trapezoidal block 13, then two groups of trapezoidal blocks 13 and a positioning column 15 are extruded to move towards a positioning hole, and the installation can be completed, the knob is turned when the transverse connecting column is needed to be disassembled, on one hand, the transverse connecting column 7 is conveniently and rapidly installed on an installation block 4, compared with a mode of installing by using a bolt, the installation is more rapid, on the other hand, the disassembly is more convenient, the disassembly and the installation of fan blades 8 are very convenient due to pairwise cooperation, the convenient maintenance and the cleaning of the fan blades 8 are further avoided, and the problem that the fan blades 8 are difficult to clean due to inconvenient disassembly is solved, the surface of the fan blade 8 is stained with too much dust, which causes inconvenience in use.
The working principle is as follows: in inserting the notch with the stopper on the horizontal splicing column 7, then the rotation of handheld knob, the knob drives the rotation of threaded rod 11 and drives square bar 10 and circular awl piece 12 and remove to trapezoidal piece 13, then extrudees two sets of trapezoidal pieces 13 and reference column 15 and removes in the locating hole, can accomplish the installation, and it can to twist the reversal of moving the knob when needing to dismantle.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (6)
1. The utility model provides a smoke exhaust prevention device, includes installation shell (1), installation piece (4), installation component and drive assembly, its characterized in that: a transmission shell (2) is arranged inside the mounting shell (1), a transverse connecting column (7) is arranged on the mounting block (4), a fan blade (8) is fixedly mounted on the outer wall of the transverse connecting column (7), a mounting groove and a notch are formed in one side of the mounting block (4), a positioning hole is formed inside the mounting block (4), and a filter screen is arranged inside the mounting shell (1);
the mounting assembly comprises a square bar (10), a threaded rod (11), a circular conical block (12), a trapezoidal block (13), a spring (14) and a positioning column (15) which are arranged on the mounting block (4) and the transverse connecting column (7), and can drive the positioning column (15) to extend into the positioning hole;
the transmission assembly comprises a transmission rod (3) arranged in the installation shell (1), a connecting rod (5), a bevel gear (6) and a motor (9).
2. A smoke evacuation prevention device as claimed in claim 1 wherein: the transmission rod (3) and the connecting rod (5) are rotatably arranged on the inner wall of the transmission shell (2), the number of the conical gears (6) is two, the conical gears are fixedly arranged on the outer walls of the transmission rod (3) and the connecting rod (5) respectively, and the two conical gears (6) are meshed.
3. A smoke evacuation prevention device as claimed in claim 2 wherein: motor (9) fixed mounting passes transmission shell (2) and installation shell (1) and with the output shaft fixed connection of motor (9) in the top of installation shell (1), transfer line (3), the one end of pole (5) that meets passes transmission shell (2) and with installation piece (4) fixed connection, the inner wall fixed mounting of installation shell (1) has the annular piece, the filter screen joint is installed in the annular piece, the bottom fixed mounting of transmission shell (2) has branch, branch and the inner wall fixed mounting of installation shell (1).
4. A smoke evacuation prevention device as claimed in claim 3 wherein: horizontal splicing column (7) are located the mounting groove, and the outer wall fixed mounting of horizontal splicing column (7) has the stopper, and the stopper is located the notch, and cavity and round hole have been seted up to the inside of horizontal splicing column (7), and spring (14) fixed mounting is between cavity and trapezoidal piece (13), and reference column (15) fixed mounting just is located the round hole in the outer wall of trapezoidal piece (13).
5. A smoke exhaust prevention device according to claim 4 wherein: a square cavity is formed in one side of the transverse connecting column (7), the square bar (10) is slidably mounted in the square cavity, and a thread groove is formed in the other end of the square bar (10).
6. A smoke exhaust prevention device according to claim 5 wherein: threaded rod (11) screw thread installation is in the thread groove, the one end and the circular taper block (12) fixed connection of square bar (10), the one end and the knob fixed connection of threaded rod (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220715026.4U CN217464752U (en) | 2022-03-30 | 2022-03-30 | Smoke prevention and exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220715026.4U CN217464752U (en) | 2022-03-30 | 2022-03-30 | Smoke prevention and exhaust device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217464752U true CN217464752U (en) | 2022-09-20 |
Family
ID=83267007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220715026.4U Active CN217464752U (en) | 2022-03-30 | 2022-03-30 | Smoke prevention and exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217464752U (en) |
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2022
- 2022-03-30 CN CN202220715026.4U patent/CN217464752U/en active Active
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