Background
The use of isolation wards is also becoming more important in order to effectively reduce the risk of viral transmission in patients with infectious diseases. The movable ward is one of isolation wards, and by utilizing the mobility characteristic, compared with the traditional fixed ward, the movable ward can flexibly deal with the conditions of infectious diseases and the like in the area with medical resource shortage, and is more and more widely applied. In order to provide a good isolation of the patient room from the environment, a negative pressure is usually created in the patient room. The adjustment of the air pressure in the ward is realized through the cooperative control of the air inlet device and the air exhaust device. The functional singleness of exhaust device for removing the ward at present, in addition in case inside fan takes place to damage just can't use, influence the continuation and stability of the inside atmospheric pressure in ward.
Disclosure of Invention
In view of this, the purpose of this application is to provide a remove novel exhaust device for ward, solves the functional singleness that current exhaust device for moving the ward exists, and in case inside fan takes place to damage just can't use, influences the continuous stable technical problem of the inside atmospheric pressure in ward.
In order to reach above-mentioned technical purpose, this application provides a remove ward and use novel exhaust device, include: the device comprises a device main body, a filter, a lifting support rod, a main fan, a standby fan, a wind shield and a driving mechanism;
the device main body is provided with an air inlet, a main air outlet and a standby air outlet;
the filter is arranged at the air inlet;
the main fan and the standby fan are both arranged in the device main body, and the air inlet ends of the main fan and the standby fan are connected and communicated with the outlet end of the filter;
the air outlet end of the main fan is arranged corresponding to the main exhaust port and communicated with the main exhaust port;
the air outlet end of the standby fan is arranged corresponding to the standby air outlet and communicated with the standby air outlet;
the wind shield is movably arranged in the device main body and is used for shielding the air outlet end of the main fan or the air outlet end of the standby fan;
the driving mechanism is arranged in the device main body and connected with the wind shield and is used for driving the wind shield to switch between the air outlet end of the main fan and the air outlet end of the standby fan;
the lifting support rod is vertically arranged on the device main body and can movably extend upwards out of the device main body.
Further, the cross-sectional profile of the device body is L-like;
the air inlet is formed in the lower end position of one inner side face of the two mutually vertical inner side faces of the device main body;
the main air outlet and the standby air outlet are arranged at the upper end of one of the two mutually vertical outer side surfaces of the device main body.
Furthermore, the main fan and the standby fan are arranged in an up-and-down distribution manner;
the main fan is distributed under the standby fan.
Further, the driving mechanism includes a rotating motor and a gear;
the wind shield is provided with a rack;
the gear is arranged on the output shaft of the rotating motor and is meshed with the rack;
the rotary motor is used for driving the gear to drive the wind shield to move in the vertical direction.
Furthermore, a guide groove for the wind shield to movably pass through is further arranged between the air outlet end of the main fan and the air outlet end of the standby fan.
Further, the main fan and the standby fan are both centrifugal fans.
Further, the filter comprises a filter box and a filter layer;
the front surface of the filter box is provided with a mounting opening, and a mounting cavity for the filter layer to be movably embedded through the mounting opening is formed in the filter box;
the mounting opening is detachably provided with a mesh enclosure.
Furthermore, an inductive switch used for detecting whether the filter layer is installed in place is arranged in the filter box.
Further, the number of the filter layers is multiple;
the plurality of filter layers are arranged in a stacking mode from inside to outside.
Further, the lifting support rod is specifically an electric telescopic rod.
According to the technical scheme, the air exhaust system is formed by the main fan and the standby fan, so that the standby fan can be flexibly switched to be used when the main fan is damaged, the influence on the air pressure inside a ward is reduced, and the stability of the air pressure regulation inside the ward is maintained. Moreover, the wind shield and the driving mechanism are arranged, so that the wind shield can be switched between the wind outlet end of the main fan and the wind outlet end of the standby fan. When the main fan is used, the air outlet end of the standby fan is shielded, so that the interference on the use of the main fan is avoided; and the air outlet end of the main fan is shielded when the standby fan is used in the same way. In addition, the air exhaust device has a filtering function by additionally arranging the filter. And the lifting support rod which can movably extend upwards out of the device main body is additionally arranged, so that the device can be used for assisting in building a tent body of a mobile ward or strengthening and supporting the tent body, and the device is more multifunctional.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and can be, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise specifically stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
The embodiment of the application discloses remove ward and use novel exhaust device.
Referring to fig. 1 and fig. 2, an embodiment of a novel exhaust device for a mobile ward provided in an embodiment of the present application includes:
a device main body 1, a filter 4, a lifting strut 5, a main fan 21, a standby fan 22, a wind shield 3 and a driving mechanism (not shown); the device main body 1 is provided with an air inlet 10, a main exhaust port 11 and a standby exhaust port 12; the filter 4 is arranged at the air inlet 10; the main fan 21 and the standby fan 22 are both arranged in the device main body 1, and the respective air inlet ends are connected and communicated with the outlet end of the filter 4; the air outlet end of the main fan 21 is arranged corresponding to the main exhaust port 11 and communicated with each other; the air outlet end of the standby fan 22 is arranged corresponding to the standby air outlet 12 and communicated with each other; the wind shield 3 is movably arranged in the device main body 1 and is used for shielding the air outlet end of the main fan 21 or the air outlet end of the standby fan 22; the driving mechanism is arranged in the device main body 1 and connected with the wind shield 3 and used for driving the wind shield 3 to switch between the wind outlet end of the main fan 21 and the wind outlet end of the standby fan 22; the lifting support rod 5 is vertically installed on the device body 1 and can movably extend upwards out of the device body 1.
According to the technical scheme, the air exhaust system is formed by arranging the main fan and the standby fan 22, so that the standby fan 22 can be flexibly switched to be used when the main fan 21 is damaged, the influence on the air pressure in a ward is reduced, and the stability of the air pressure regulation in the ward is maintained. Moreover, by providing the wind deflector 3 and the driving mechanism, switching between the wind outlet end of the main fan 21 and the wind outlet end of the auxiliary fan 22 is realized. When the main fan 21 is used, the air outlet end of the standby fan 22 is shielded, so that the interference on the use of the main fan 21 is avoided; similarly, when the standby fan 22 is used, the air outlet end of the main fan 21 is shielded. In addition, the air exhaust device has a filtering function by additionally arranging the filter 4. And the lifting support rod 5 which can movably extend upwards out of the device main body 1 is additionally arranged, so that the device can be used for assisting in building a tent body of a mobile ward or strengthening and supporting the tent body, and the functionality is more diversified.
The above is an embodiment one of the novel exhaust device for a mobile ward provided in the present application, and the following is an embodiment two of the novel exhaust device for a mobile ward provided in the present application, please refer to fig. 1 to 4 specifically.
The utility model provides a remove ward and use novel exhaust device, includes: the device comprises a device main body 1, a filter 4, a lifting support rod 5, a main fan 21, a standby fan 22, a wind shield 3 and a driving mechanism; the device main body 1 is provided with an air inlet 10, a main exhaust port 11 and a standby exhaust port 12; the filter 4 is arranged at the air inlet 10; the main fan 21 and the standby fan 22 are both arranged in the device main body 1, and the respective air inlet ends are connected and communicated with the outlet end of the filter 4; the air outlet end of the main fan 21 is arranged corresponding to the main exhaust port 11 and communicated with each other; the air outlet end of the standby fan 22 is arranged corresponding to the standby air outlet 12 and communicated with each other; the wind shield 3 is movably arranged in the device main body 1 and is used for shielding the air outlet end of the main fan 21 or the air outlet end of the standby fan 22; the driving mechanism is arranged in the device main body 1 and connected with the wind shield 3 and used for driving the wind shield 3 to switch between the wind outlet end of the main fan 21 and the wind outlet end of the standby fan 22; the lifting support rod 5 is vertically installed on the device body 1 and can movably extend upwards out of the device body 1.
Further, the cross-sectional profile of the device body 1 may be L-like; the air inlet 10 is arranged at the lower end of one of the two vertical inner side surfaces of the device main body 1; the main exhaust port 11 and the backup exhaust port 12 are opened at an upper end of one of two perpendicular outer sides of the apparatus body 1.
Specifically, as shown in fig. 1 and 4, such a structural design can make two mutually perpendicular inner sides of the device body 1 enclose an inner angle region, and this inner angle region can be used for avoiding the installation of the tent body edge region of the mobile ward, so that the tent body can be better attached for installation and use, and the overall structure is more compact. Of course, the device body 1 may have other shapes and structures, and is not particularly limited.
Further, as shown in fig. 2, the main fan 21 and the standby fan 22 may be distributed vertically; and the main blower 21 is distributed right below the standby blower 22. Thereby make things convenient for the installation setting of deep bead board, easily realize deep bead 3's switching control. Of course, the main fan 21 and the standby fan 22 may be horizontally spaced, and are not limited in particular.
Further, the driving mechanism includes a rotating motor and a gear; a rack is arranged on the wind shield 3; the gear is arranged on the output shaft of the rotating motor and is meshed with the rack; the rotary motor is used for driving the gear to drive the wind shield to move in the vertical direction. The wind shield 3 is driven to move up and down through the meshing transmission of the gear and the rack.
Of course, the driving mechanism may further include a rotating motor, a driving pulley, a driven pulley, and a belt; an output shaft of the rotating motor is synchronously and rotationally connected with the driving belt wheel; the driven belt wheel is arranged right above the driving belt wheel and is in transmission connection with the driving belt wheel through a belt; the wind deflector 3 is connected to a belt. Of course, the driving pulley and the driven pulley may be replaced by sprockets, and the corresponding belt may be replaced by chains. The rotating motor can be a conventional servo motor capable of rotating forward and backward, and drives the wind shield 3 to move up and down by driving the belt, so that the shielding switching of the wind shield 3 is realized. As for the drive mechanism, those skilled in the art can make appropriate changes based on this, and are not particularly limited.
Further, in order to make the movement of the wind deflector 3 smooth, a guide groove 61 for the wind deflector 3 to movably pass through is further provided between the air outlet end of the main fan 21 and the air outlet end of the standby fan 22. As shown in fig. 3, a limiting block 6 may be disposed at one side of a connection position between the air outlet end of the main blower 21 and the air outlet end of the standby blower 22, so that a guide groove 61 is formed between the limiting block 6 and the connection position, which is not limited specifically.
Further, both the main fan 21 and the backup fan 22 may be centrifugal fans.
Further, the filter 4 includes a filter tank 41 and a filter layer 42; the front surface of the filter box 41 is provided with a mounting opening, and a mounting cavity for the filter layer 42 to be movably embedded through the mounting opening is arranged in the filter box 41; a mesh enclosure (not shown) is detachably arranged on the mounting opening. The filter layer 42 is a plate-shaped filter structure layer composed of filter materials, and can be appropriately selected and changed according to actual filtering requirements without limitation. In order to increase the filtering effect, the number of the filtering layers 42 may be two or more, and the filtering layers 42 are stacked, that is, the filtering layers 42 are embedded into the filtering box 41 one by one, and the filtering effect is not particularly limited.
Further, an inductive switch for detecting whether the filter layer 42 is installed in place is provided in the filter box 41. The sensor switch may be a mechanical limit switch, such as a push-on limit switch, that is activated when the filter 42 is in place. Or a proximity switch that is recognized and detected when the filter layer 42 is in place. The inductive switch may also be other inductive devices, and those skilled in the art can make appropriate selection changes according to actual needs, and the details are not limited.
Further, the lifting support rod 5 can be specifically an electric telescopic rod. Or a manual telescopic rod. Taking the electric telescopic rod as an example, the electric telescopic rod can be a conventional electric push rod, or comprises a rod body and the driving mechanism, and the belt is driven by the rotating motor to move, so as to drive the rod body to move up and down, thereby realizing the extension of the device body 1 or the retraction of the device body 1. The person skilled in the art can make appropriate selection changes according to actual needs, and the details are not limited.
Further, the bottom of the device body 1 can be additionally provided with moving wheels (not shown), so that the device is convenient to move and carry.
The above detailed description is provided for the novel exhaust device for a mobile ward, and for those skilled in the art, according to the idea of the embodiment of the present application, there are changes in the specific implementation and application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.