CN213087331U - Ventilation system for weak current well - Google Patents
Ventilation system for weak current well Download PDFInfo
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- CN213087331U CN213087331U CN202021248638.4U CN202021248638U CN213087331U CN 213087331 U CN213087331 U CN 213087331U CN 202021248638 U CN202021248638 U CN 202021248638U CN 213087331 U CN213087331 U CN 213087331U
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Abstract
The utility model provides a light current well ventilation system, including new trend device and exhaust device, new trend device and exhaust device all set up outside the light current well, and the new trend device includes new fan and air supply channel, and air supply channel communicates the new trend export of new fan and the air intake of light current well, and the new trend import and the external intercommunication of new fan, exhaust device include the exhaust fan, and the air outlet of light current well, the fan air outlet and the external intercommunication of exhaust fan are connected to the fan air exit of exhaust fan. During the actual working, send into external fresh air through new trend device in the light current well to steam suction through exhaust device in with the light current well, formed the virtuous cycle of external fresh air and steam in the light current well and flowed, accomplished the air replacement in the light current well, realized ventilation cooling, eliminated the potential safety hazard, just the utility model discloses simple structure, convenient maintenance.
Description
Technical Field
The utility model relates to a power equipment technical field, in particular to light current well ventilation system.
Background
The weak current vertical shaft is a vertical shaft which is conveniently built for laying cables for a building weak current system, and is called as the weak current shaft for short. The rapid development of building intellectualization for many years enables a large number of weak electric wells to be adopted in various buildings, and the use of the weak electric wells also enables the building intellectualization major to be more standard in planning and designing. And the weak current circuit in the weak current well includes the cable of electrical equipment such as computer network, cable TV, cell-phone signal, monitored control system, and these circuits are all concentrated on being located the weak current case in the weak current well and are controlled, therefore the weak current case can produce a lot of heats, leads to the temperature rise of weak current well to seriously influence electrical equipment safety, reliable operation, in addition, if not in time dispel the heat to the weak current well, can have very big potential safety hazard, and also need avoid the weak current well to be in moist environment.
At present, split air conditioners can be adopted to dissipate heat of weak current wells in most buildings, indoor air conditioners are arranged in the weak current wells on each floor, outdoor air conditioners are arranged outside the indoor air conditioners, however, the indoor air conditioners are cooled by adopting the mode to dissipate heat of the weak current wells, two problems can be caused, firstly, the installation position of the outdoor air conditioners is difficult to plan, and secondly, the condensed water of the indoor air conditioners can leak into the weak current wells, so that potential safety hazards are caused. In addition, because the electrical equipment and cables in the weak electric well are placed compactly, the condition of uneven heat dissipation can occur when the heat dissipation work of the weak electric well is realized by only utilizing the refrigeration of the air conditioner, so that the heat dissipation effect of some places of the electrical equipment is poor, and at the moment, the electrical equipment in the weak electric well can be damaged or a fire disaster happens due to overhigh operating temperature.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light current well ventilation system to solve among the prior art and adopt the mode that sets up split type air conditioner in the light current well to cool down the heat dissipation of light current well, there is the mounted position planning difficulty of air condensing units, and the comdenstion water of machine in the air conditioning can leak in the light current well, causes the problem of potential safety hazard. The specific technical scheme is as follows:
a ventilation system of a weak current well comprises a fresh air device and an air exhaust device, wherein the fresh air device and the air exhaust device are both arranged outside the weak current well;
the fresh air device comprises a fresh air fan and an air supply channel, the air supply channel is communicated with a fresh air outlet of the fresh air fan and an air inlet of the weak electric well, and a fresh air inlet of the fresh air fan is communicated with the outside;
the exhaust device comprises an exhaust fan, a fan air outlet of the exhaust fan is connected with the air outlet of the weak current well, and the fan air outlet of the exhaust fan is communicated with the outside.
Optionally, a cooling module is arranged in the fresh air machine and used for precooling air entering the fresh air machine from the outside through the fresh air inlet.
Optionally, the air flow valve assembly is further included, and is used for controlling the opening and closing of the air inlet, the air outlet, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet.
Optionally, the airflow valve assembly includes an airflow valve and a controller, and the controller controls the airflow valve to operate to open and close the air inlet, the air outlet, the fresh air inlet, the fresh air outlet, the fan air outlet, and the fan air outlet.
Optionally, the air inlet is disposed on a first side surface of the weak electric well, the air outlet is disposed on a second side surface of the weak electric well, and the first side surface and the second side surface are two opposite side surfaces of the weak electric well.
Optionally, the fresh air device further comprises an air inlet channel, and the fresh air inlet is communicated with the outside through the air inlet channel.
Optionally, a filter screen is arranged in the air inlet channel.
Optionally, a dehumidifying device is further arranged in the air inlet channel.
Optionally, the air exhaust device further comprises an air exhaust channel, and the air outlet of the fan is communicated with the outside through the air exhaust channel.
The utility model provides a pair of weak current well ventilation system has following beneficial effect: weak current well ventilation system has avoided installing the heat-radiating equipment in the weak current well through set up new trend device and exhaust device outside the weak current well, has increased its inside working space to the speed of air current circulation has been accelerated, during actual operation, through in the new trend device sends external fresh air into the weak current well, and passes through exhaust device will steam suction in the weak current well the new trend device with under exhaust device's the cooperation work, the virtuous cycle of external fresh air and steam has formed in the weak current well flows, has accomplished the air replacement in the weak current well, has realized ventilation cooling, has eliminated the potential safety hazard, just the utility model discloses simple structure, convenient maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a weak current well ventilation system according to an embodiment of the present invention;
the reference numerals of fig. 1 are explained as follows:
1-weak current well; 11-an air inlet; 12-an air outlet; 21-a fresh air machine; 22-an air supply channel; 23-air inlet channel; 24-a filter screen; 25-a dehumidifying unit; 31-an exhaust fan; 32-air exhaust channel.
Detailed Description
The present invention provides a ventilation system for a weak current well, which is described in further detail below with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.
As described in the background art, in the prior art, a split air conditioner is usually arranged in a weak current well to cool the weak current well, so that the installation position of an outdoor unit of the air conditioner is difficult to plan, and condensed water of an indoor unit of the air conditioner leaks into the weak current well, thereby causing the problem of potential safety hazard. Therefore, the utility model provides a weak current well ventilation system for realize the interior ventilation cooling of weak current well, fig. 1 is the schematic structure of a weak current well ventilation system that this embodiment provided. Referring to fig. 1, the weak electric well ventilation system includes a fresh air device, an air exhaust device, and an air flow valve control assembly (not shown in the figure), and the fresh air device and the air exhaust device are both disposed outside the weak electric well 1, so as to avoid installing a heat dissipation device in the weak electric well 1, increase the working space therein, and accelerate the speed of air flow circulation.
Specifically, the fresh air device comprises a fresh air fan 21 and an air supply channel 22, the air supply channel 22 is communicated with a fresh air outlet of the fresh air fan 21 and an air inlet 11 of the weak electric well 1, and a fresh air inlet of the fresh air fan 21 is communicated with the outside.
More specifically, the air intake sets up the first side of weak current well, the air outlet sets up the second side of weak current well, preferably, first side with the second side is two relative sides of weak current well 1, like this, can effectively avoid following steam that air outlet 12 came out gets into in the short time again air intake 11 gets into utilize in the weak current well 1, lead to the radiating effect not good.
Further, the fresh air device further comprises an air inlet channel 23, the fresh air inlet is communicated with the outside through the air inlet channel 23, and a filter screen 24 and a dehumidifying device 25 are arranged in the air inlet channel 23. The filter screen 24 is used for filtering particulate matters in the outside fresh air entering through the air inlet channel 23 so as to prevent the particulate matters in the outside fresh air from entering the fresh air blower 21 to influence the operation work of the fresh air blower and prevent the particulate matters from causing dust accumulation after entering the weak electric well 1; the dehumidifying device 25 is used for dehumidifying and drying moisture in the outside fresh air entering through the air inlet channel 23 so as to prevent the moisture in the outside fresh air from entering the fresh air blower 1 from influencing the service life of the fresh air blower or damaging the fresh air blower and prevent the moisture from entering the weak electric well 1 and then causing short circuit of electrical equipment to cause potential safety hazards.
Further, the fresh air fan 21 further comprises a cooling module for precooling air entering the fresh air fan from the fresh air inlet to increase the heat dissipation effect.
The exhaust device comprises an exhaust fan 31, a fan air outlet of the exhaust fan 31 is connected with the air outlet 12 of the weak electric well 1, and a fan air outlet of the exhaust fan 31 is communicated with the outside.
Further, the exhaust device further comprises an exhaust channel 32, and the air outlet of the fan is communicated with the outside through the exhaust channel 32.
The airflow valve assembly is used for controlling the opening and closing of the air inlet 11, the air outlet 12, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet, and specifically, the airflow valve assembly comprises an airflow valve and a controller, and the controller controls the airflow valve to act to realize the opening and closing of the air inlet 11, the air outlet 12, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet.
In actual work, the electrical equipment in the weak current well 1 continuously operates, the heat productivity is large, and every interval is a period of time, for example every interval is 2 hours, the controller can regularly control the action of the airflow valve to realize the opening of the air inlet 11, the air outlet 12, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet. At this time, the fresh air fan 21 starts to operate, external fresh air enters the air inlet channel 23, is filtered by the filter screen 24 and is dried by the dehumidifying device 25, is sucked into the fresh air fan 21 from the fresh air inlet, and is precooled by the cooling module to obtain cold air with lower temperature. Finally, the air supply channel 22 supplies cold air into the weak electricity well 1 from the air inlet 11, meanwhile, the exhaust fan 31 starts to operate, the exhaust fan 31 sucks hot air in the weak electricity well 1 from the air outlet 12 through the fan air outlet, so that benign circulation flow of fresh air and hot air outside the weak electricity well 1 is formed, air replacement in the weak electricity well 1 is completed, ventilation and heat dissipation are realized, and potential safety hazards are eliminated. After accomplishing an air replacement in weak current well 1, the controller control airflow valve action is realized the air intake the air outlet fresh air import fresh air export the fan air exit and closing of fan air outlet waits for next interval. Therefore, the ventilation and heat dissipation in the weak current well can be effectively realized, energy can be saved, and in addition, the ventilation system of the weak current well, provided by the embodiment, is simple in structure and convenient to maintain.
In addition, it should be noted that, in this embodiment, the exhaust system of the single-floor weak power well is taken as an example for specific explanation, and in the multi-floor building, the arrangement and the operation principle of the exhaust system of each floor weak power well are similar.
To sum up, the utility model provides a pair of light current well ventilation system has following advantage: weak current well ventilation system has avoided installing the heat-radiating equipment in the weak current well through set up new trend device and exhaust device outside the weak current well, has increased its inside working space to the speed of air current circulation has been accelerated, during actual operation, through in the new trend device sends external fresh air into the weak current well, and passes through exhaust device will steam suction in the weak current well the new trend device with under exhaust device's the cooperation work, the virtuous cycle of external fresh air and steam has formed in the weak current well flows, has accomplished the air replacement in the weak current well, has realized ventilation cooling, has eliminated the potential safety hazard, just the utility model discloses simple structure, convenient maintenance.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. A ventilation system of a weak current well is characterized by comprising a fresh air device and an air exhaust device, wherein the fresh air device and the air exhaust device are both arranged outside the weak current well;
the fresh air device comprises a fresh air fan and an air supply channel, the air supply channel is communicated with a fresh air outlet of the fresh air fan and an air inlet of the weak electric well, and a fresh air inlet of the fresh air fan is communicated with the outside;
the exhaust device comprises an exhaust fan, a fan air outlet of the exhaust fan is connected with the air outlet of the weak current well, and the fan air outlet of the exhaust fan is communicated with the outside.
2. A weak electric well ventilating system as claimed in claim 1, wherein a cooling module is provided in the fresh air machine for pre-cooling air entering the fresh air machine from the outside through the fresh air inlet.
3. The weak electric well ventilation system of claim 1, further comprising an air flow valve assembly for controlling opening and closing of the air inlet, the air outlet, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet.
4. A weak current well ventilation system according to claim 3, wherein the airflow valve assembly comprises an airflow valve and a controller, and the controller controls the airflow valve to operate to open and close the air inlet, the air outlet, the fresh air inlet, the fresh air outlet, the fan air outlet and the fan air outlet.
5. The weak electric well ventilation system of claim 1, wherein the air inlet is disposed at a first side of the weak electric well, the air outlet is disposed at a second side of the weak electric well, and the first side and the second side are two opposite sides of the weak electric well.
6. The weak electric well ventilating system as claimed in claim 1, wherein said fresh air means further comprises an air intake passage through which said fresh air inlet is communicated with the outside.
7. A weak current well ventilating system as claimed in claim 6, wherein a filtering net is provided in said air intake passage.
8. A weak current well ventilating system as defined in claim 6, wherein a dehumidifying means is further provided in said air intake passage.
9. A weak electric well ventilating system as claimed in claim 1, wherein said air exhausting means further comprises an air exhausting passage through which said fan outlet is communicated with the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021248638.4U CN213087331U (en) | 2020-06-30 | 2020-06-30 | Ventilation system for weak current well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021248638.4U CN213087331U (en) | 2020-06-30 | 2020-06-30 | Ventilation system for weak current well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213087331U true CN213087331U (en) | 2021-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021248638.4U Active CN213087331U (en) | 2020-06-30 | 2020-06-30 | Ventilation system for weak current well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213087331U (en) |
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2020
- 2020-06-30 CN CN202021248638.4U patent/CN213087331U/en active Active
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Address after: 200062 room 229, floor 2, building 2, No. 602, Tongpu Road, Putuo District, Shanghai Patentee after: Shanghai Junyuan Architectural Design Co.,Ltd. Address before: 200072 5th Floor, Baohua Center, 355 Guangzhong Road, Jing'an District, Shanghai Patentee before: SHJY ARCHITECTURAL DESIGN Co.,Ltd. |