CN210156799U - Dehumidification device for outdoor terminal box of transformer substation - Google Patents
Dehumidification device for outdoor terminal box of transformer substation Download PDFInfo
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- CN210156799U CN210156799U CN201921346052.9U CN201921346052U CN210156799U CN 210156799 U CN210156799 U CN 210156799U CN 201921346052 U CN201921346052 U CN 201921346052U CN 210156799 U CN210156799 U CN 210156799U
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- drying
- terminal box
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- tube
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Abstract
The utility model relates to a substation outdoor terminal box dehydrating unit, including heater, temperature and humidity sensor, removable drying tube and the control unit of locating the terminal incasement, terminal incasement lower part is located to the heater, terminal incasement upper portion is located to removable drying tube, be equipped with inlet fan on the removable drying tube, temperature and humidity sensor is connected with the control unit's input, heater and inlet fan are connected with the output of the control unit respectively. The device is favorable to improving the dehumidification effect, and simple structure installs convenient to use moreover.
Description
Technical Field
The utility model relates to an outdoor terminal box dehydrating unit of transformer substation.
Background
The terminal box of the outdoor switch of the transformer substation is wet, condensed and accumulated with water, which easily causes the insulation resistance of a direct current secondary circuit to the ground to be reduced, if direct current two-point grounding is caused, direct current fuse fusing, protection refusing or misoperation can be caused, even equipment is damaged, and the safe operation of a power grid is seriously threatened. Terminal box is affected with damp and probably leads to terminal row screw and connection piece to rust, causes the secondary terminal contact failure, also probably leads to the current circuit terminal to generate heat even open a way, causes the protection to refuse to move or the maloperation, causes the accident. The method of installing the heater is mainly adopted in the dampproofing of outdoor terminal box of present transformer substation, but the moisture after the heating can't effectively discharge, produces the condensation easily, drips on equipment such as terminal row, easily causes short circuit or ground connection, and dehumidification effect is not good.
Disclosure of Invention
An object of the utility model is to provide an outdoor terminal box dehydrating unit of transformer substation, the device are favorable to improving dehumidification effect, simple structure moreover, installation convenient to use.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a substation outdoor terminal box dehydrating unit, its characterized in that, including heater, temperature and humidity sensor, removable drying tube and the control unit of locating the terminal incasement, the lower part is located to the heater in the terminal incasement, terminal incasement upper portion is located to removable drying tube, be equipped with the inlet fan on the removable drying tube, temperature and humidity sensor is connected with the control unit's input, heater and inlet fan are connected with the control unit's output respectively.
Further, removable drying tube mainly comprises dry glass pipe, dry material, the fan that admits air, automatically controlled drying tube lid and fixed bolster that absorbs water, dry material that absorbs water is located in the dry glass pipe, dry glass pipe one end has the indelible net that separates, and the other end is equipped with removable net that separates to take apart the change dry material that absorbs water, the fan that admits air is located the indelible net outside end that separates, the fan outside end that admits air and removable net outside end that separates set up respectively automatically controlled drying tube lid, removable drying tube installs upper portion in the terminal box through the fixed bolster of locating the dry glass outside of tubes, automatically controlled drying tube lid is connected with control unit's output to open or close drying tube lid by the control unit drive.
Furthermore, automatically controlled drying tube lid is the rotatory structure that opens and shuts, mainly comprises a plurality of blades, carousel and the motor that is used for driving the carousel, the blade is central symmetry distribution and installs on the carousel, the motor is connected to the control unit's output to drive the carousel, make the blade open and shut the action, open or close drying tube lid.
Further, the dry water absorbing material is dry water absorbing particles, and the mesh density of the non-detachable mesh and the detachable mesh is smaller than the volume of a single dry water absorbing particle.
Furthermore, the drying glass tube, the detachable net, the air inlet fan and the electric control drying tube cover are connected through threads.
Furthermore, cross rods are respectively arranged at the lower part and the middle part in the terminal box, the heater is fixed on the cross rod at the lower part, and the temperature and humidity sensor is fixed on the cross rod at the middle part.
Compared with the prior art, the utility model discloses following beneficial effect has: the utility model provides a dehumidification device of outdoor terminal box of transformer substation, the device have overcome the dampproofing heating back of current outdoor terminal box of transformer substation, the unable exhaust problem of moisture through set the drying tube that has inlet fan to carry out air cycle when opening the heater, guide air current gets into the drying tube, make the moisture can be absorbed by drying material, improved the dehumidification effect of terminal box. In addition, the device simple structure adopts removable drying tube easily to dismantle, change dry material, has very strong practicality and wide application prospect.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic block diagram of a connection according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of an electric control drying tube cover in the embodiment of the present invention.
In the figure, 1-a heater, 2-a temperature and humidity sensor, 3-a detachable drying pipe, 4-an electrically controlled drying pipe cover, 5-an air inlet fan, 6-a detachable separation net, 7-a drying water absorption material, 8-a fixed bracket, 9-a control unit and 10-a drying glass pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a substation outdoor terminal box dehydrating unit, as shown in fig. 1, 2, including heater 1, temperature and humidity sensor 2, removable drying tube 3 and the control unit 9 of locating the terminal incasement, heater 1 locates the terminal incasement lower part, removable drying tube 3 locates terminal incasement upper portion, be equipped with inlet fan 5 on the removable drying tube 3, temperature and humidity sensor 2 is connected with the input of the control unit 9, heater 1 and inlet fan 5 are connected with the output of the control unit 9 respectively.
In this embodiment, the detachable drying duct 3 is mainly composed of a drying glass tube 10, a drying water-absorbing material 7, an air intake fan 5, an electrically controlled drying duct cover 4 and an aluminum alloy fixing bracket 8. The dry water absorbing material 7 is arranged in the dry glass tube 10, the dry water absorbing material 7 is dry water absorbing particles, one end of the dry glass tube 10 is provided with a non-detachable separation net, and the other end of the dry glass tube is provided with a detachable separation net 6 to detach and replace the dry water absorbing material. The non-removable spacer mesh and the removable spacer mesh 6 have a spacer mesh density that is less than the volume of a single dry absorbent particle. The drying water absorption particles adopt mineral drying agents, and compared with silica gel particles, the drying water absorption particles are cheaper, non-toxic, pollution-free and naturally degradable. The air inlet fan 5 is arranged at the outer side end of the non-detachable partition net of the drying glass tube 10, the outer side end of the air inlet fan 5 and the outer side end of the detachable partition net 6 are respectively provided with the electric control drying tube cover 4, and the drying glass tube 10, the detachable partition net 6, the air inlet fan 5 and the electric control drying tube cover 4 are connected through threads. The detachable drying tube 3 is arranged at the upper part in the terminal box through a fixing bracket 8 arranged at the outer side of the drying glass tube 10. The electric control drying tube cover 4 is connected with the output end of the control unit 9, so that the drying tube cover is driven by the control unit to be opened or closed.
As shown in fig. 3, the electrically controlled drying tube cover 4 is a rotary opening and closing structure, and mainly comprises 6 blades, a turntable and a motor for driving the turntable, wherein the 6 blades are arranged on the turntable in a central symmetrical distribution, and the output end of the control unit is connected with the motor to drive the turntable, so that the blades can be opened and closed to open or close the drying tube cover.
In order to install and fix all parts of the device, cross rods are respectively arranged at the lower part and the middle part in the terminal box, the heater 1 is fixed on the cross rod at the lower part, and the temperature and humidity sensor 2 and the control unit 9 are fixed on the cross rod at the middle part.
The utility model discloses a working process does: when the temperature and humidity sensor 2 detects that the humidity in the terminal box is less than 75%, the heater 1 and the air inlet fan 5 are in a closed state, and under a normal condition, the electronic control drying pipe cover 4 is in a closed state in order to prevent moisture in the air from being absorbed by the dry water absorption particles 7 in the drying pipe. When the temperature and humidity sensor 2 detects that the humidity in the terminal box exceeds 75%, the heater 1 is started, and the electric control drying pipe cover 4 and the air inlet fan 5 are opened to perform dehumidification. The heater 1 heats up the moisture in the terminal box, and the air is guided by the air inlet fan 5 to flow into the detachable drying pipe 3, so that an air circulation is formed, and the warm moisture is dried. The operation and maintenance patrol personnel need to patrol the condition of the detachable drying tube 3 regularly, and the plurality of dry water absorption particles 7 are affected with damp or reach the service life and are required to be replaced in time.
Above is the utility model discloses a preferred embodiment, all rely on the utility model discloses the change that technical scheme made, produced functional action does not surpass the utility model discloses during technical scheme's scope, all belong to the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a substation outdoor terminal box dehydrating unit, its characterized in that, including heater, temperature and humidity sensor, removable drying tube and the control unit of locating the terminal incasement, the lower part is located to the heater in the terminal incasement, terminal incasement upper portion is located to removable drying tube, be equipped with the inlet fan on the removable drying tube, temperature and humidity sensor is connected with the control unit's input, heater and inlet fan are connected with the control unit's output respectively.
2. The dehumidification device for the outdoor terminal box of the transformer substation as claimed in claim 1, wherein the detachable drying tube mainly comprises a drying glass tube, a drying water absorption material, an air intake fan, an electric control drying tube cover and a fixing support, the drying water absorption material is arranged in the drying glass tube, one end of the drying glass tube is provided with an undetachable partition net, the other end of the drying glass tube is provided with a detachable partition net for detaching and replacing the drying water absorption material, the air intake fan is arranged at the outer side end of the undetachable partition net, the outer side end of the air intake fan and the outer side end of the detachable partition net are respectively provided with the electric control drying tube cover, the detachable drying tube is arranged at the upper part in the terminal box through the fixing support arranged at the outer side of the drying glass tube, and the electric control drying tube cover is connected with the output end of the control unit to open or close.
3. The substation outdoor terminal box dehumidification device according to claim 2, wherein the electrically controlled drying pipe cover is of a rotary opening and closing structure and mainly comprises a plurality of blades, a turntable and a motor for driving the turntable, the blades are arranged on the turntable in a central symmetrical distribution, and an output end of the control unit is connected with the motor to drive the turntable, so that the blades can be opened and closed, and the drying pipe cover can be opened or closed.
4. The substation outdoor terminal box dehumidification device according to claim 2, wherein the dry water absorption material is dry water absorption particles, and the mesh density of the non-detachable mesh and the detachable mesh is smaller than the volume of a single dry water absorption particle.
5. The substation outdoor terminal box dehumidification device according to claim 2, wherein the drying glass tube, the detachable mesh, the air inlet fan and the electrically controlled drying tube cover are in threaded connection.
6. The substation outdoor terminal box dehumidification device according to claim 1, wherein cross bars are respectively arranged at the lower portion and the middle portion of the terminal box, the heater is fixed on the cross bar at the lower portion, and the temperature and humidity sensor is fixed on the cross bar at the middle portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346052.9U CN210156799U (en) | 2019-08-20 | 2019-08-20 | Dehumidification device for outdoor terminal box of transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921346052.9U CN210156799U (en) | 2019-08-20 | 2019-08-20 | Dehumidification device for outdoor terminal box of transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210156799U true CN210156799U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921346052.9U Active CN210156799U (en) | 2019-08-20 | 2019-08-20 | Dehumidification device for outdoor terminal box of transformer substation |
Country Status (1)
| Country | Link |
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| CN (1) | CN210156799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332230A (en) * | 2020-10-29 | 2021-02-05 | 国网河南省电力公司宁陵县供电公司 | A electric power cabinet for dehumidification |
-
2019
- 2019-08-20 CN CN201921346052.9U patent/CN210156799U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332230A (en) * | 2020-10-29 | 2021-02-05 | 国网河南省电力公司宁陵县供电公司 | A electric power cabinet for dehumidification |
| CN112332230B (en) * | 2020-10-29 | 2022-08-12 | 国网河南省电力公司宁陵县供电公司 | A electric power cabinet for dehumidification |
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