CN210429497U

CN210429497U - Transformer oil tank with high heat dissipation performance

Info

Publication number: CN210429497U
Application number: CN201921525532.1U
Authority: CN
Inventors: 李鑫; 韩丽晓
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-04-28
Anticipated expiration: 2029-09-12

Abstract

The utility model discloses a transformer tank with high heat dissipation, which relates to the technical field of transformers, a wireless gateway is fixedly arranged on one side of the top of a sealing cover plate, a temperature sensor is fixedly arranged on the rear end face inside the transformer tank body, a liquid level sensor is fixedly arranged on the rear end face inside the transformer tank body and positioned at one side position of the temperature sensor, a GPS (global positioning system) positioner is fixedly arranged on the bottom of the front side of the transformer tank body, a controller is fixedly arranged on one side end face of the bottom of the transformer tank body in an embedded manner, the liquid level sensor can constantly monitor the liquid level value of grease along with the continuous extension of the service life of the transformer tank when the grease leaks due to the aging of parts, and signal data can be transmitted to a remote control center through the controller and the wireless gateway, and can immediately alarm and be combined with the GPS positioner arranged on each, can be directly positioned, is convenient for immediate overhaul and reduces economic loss.

Description

Transformer oil tank with high heat dissipation performance

Technical Field

The utility model relates to a transformer technical field specifically is a transformer tank of high heat dissipating.

Background

In electrical equipment and wireless circuits, transformers are often used to step up and down voltage, match impedance, safety isolation, etc. In a generator, an electric potential is induced in a coil, whether the coil is moved through a magnetic field or the magnetic field is moved through a stationary coil, in both cases the value of the flux is constant, but the amount of flux linked to the coil varies, which is the principle of mutual induction. A transformer is a device for transforming voltage, current and impedance by using mutual electromagnetic induction.

The oil tank is the shell of the transformer, the iron core and the winding are arranged in the oil tank and filled with transformer oil, and the iron core and the winding are immersed in the oil. The transformer oil plays the role of insulation and heat dissipation. The large transformer generally comprises two oil tanks, wherein one oil tank is a main body oil tank; one is an on-load voltage-adjusting oil tank, and a tap switch is arranged in the on-load voltage-adjusting oil tank. This is because the tap changer may generate an arc during operation, which may deteriorate the insulating property of oil if frequent operations are performed, and thus a separate tank is provided to place the tap changer separately.

However, in the normal use process of the oil tank used by the existing transformer, after the input time limit of the transformer oil tank is longer, once the sealing structure of the whole transformer oil tank is damaged, grease in the transformer oil tank leaks, so that the normal operation of the transformer is affected except for economic loss of the grease, potential safety hazards are brought to pedestrians and peripheral residents, and the heat dissipation performance of the transformer oil tank is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a transformer tank of high heat dissipating has solved transformer tank and has dropped into the longer back of time limit, because each partial device all has ageing phenomenon, in case whole transformer tank's seal structure suffers destruction, grease in the transformer tank can take place to leak, except causing the economic loss of grease, still can bring the influence to the normal work of transformer, brings the problem of potential safety hazard to pedestrian and peripheral resident person.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a transformer oil tank with high heat dissipation performance comprises a transformer oil tank body, wherein four corner positions inside the transformer oil tank body are respectively and correspondingly fixedly welded with four reinforcing angle iron pieces, a sealing cover plate is fixedly arranged on the top end face of the transformer oil tank body through bolts, a wireless gateway is fixedly arranged on one side of the top of the sealing cover plate, a temperature sensor is fixedly arranged on the rear end face inside the transformer oil tank body, a liquid level sensor is fixedly arranged on the end surface of the rear side in the transformer oil tank body and positioned on one side of the temperature sensor, the transformer oil tank comprises a transformer oil tank body and is characterized in that a GPS (global positioning system) positioner is fixedly mounted at the front bottom of the transformer oil tank body, a controller is fixedly mounted on the end face of one side of the bottom of the transformer oil tank body in an embedded mode, and a supporting grounding assembly is fixedly sleeved on the outer side of the end face of the bottom of the transformer oil tank body.

Preferably, a plurality of corrugated cooling fins distributed at equal intervals are fixedly connected to the periphery of the side wall of the transformer oil tank body, and antirust paint is coated on the outer surfaces of the transformer oil tank body and each corrugated cooling fin.

Preferably, the bottom end face of the front face of the transformer oil tank body and the position of one side of the GPS positioner are fixedly provided with a lead terminal in an embedded mode, and the lead terminal and the GPS positioner are located on the same horizontal straight line.

Preferably, the support grounding assembly comprises a bearing frame fixedly sleeved outside the bottom of the transformer oil tank body, one side end face of the bearing frame is fixedly provided with two electrode connecting plates through a bolt symmetry type, the bottom end faces of the two electrode connecting plates are fixedly provided with lead through holes, the two lead through holes are correspondingly suspended with one conductive hook respectively, the outer end parts of the two conductive hooks correspond to one conductive cable fixedly connected with respectively, the outer ends of the two conductive cables are gathered and bound together, and the outer ends of the two conductive cables are connected with connecting terminals together.

Preferably, a plurality of rivet through holes distributed at equal intervals are fixedly formed in the bottom end of the interior of the bearing frame, and a fastening connection structure is formed between the bearing frame and the transformer oil tank body through rivets.

Preferably, the bottom end face of the bearing frame is fixedly connected with two fastening channel steel, the two fastening channel steel and the bearing frame are welded and fixed, and the two fastening channel steel are symmetrically arranged on the bearing frame.

Preferably, the two conductive cables are both copper members, and the end of the other side of the carrying frame is connected in series with the transformer tank body through a wire.

Preferably, be two-way electric connection between temperature sensor, level sensor, GPS locator and the controller all and the external power source, the output of level sensor, temperature sensor and GPS locator all with the input electric connection of controller, the output of controller and wireless gateway's input electric connection, wireless gateway passes through the wireless signal mode and forms the communication with control center and is connected, control center embeds there is the siren, and control center and siren are two-way electric connection.

Advantageous effects

The utility model provides a transformer tank of high heat dissipating. Compared with the prior art, the method has the following beneficial effects:

1. the transformer oil tank with high heat dissipation performance is characterized in that a wireless gateway is fixedly installed on one side of the top of a sealing cover plate, a temperature sensor is fixedly installed on the rear side end face inside the transformer oil tank body, a liquid level sensor is fixedly installed on the rear side end face inside the transformer oil tank body and located at one side position of the temperature sensor, a GPS (global positioning system) positioner is fixedly installed at the front bottom of the transformer oil tank body, a controller is fixedly installed on the side end face of the bottom of the transformer oil tank body in an embedded mode, the liquid level sensor can constantly monitor the liquid level value of grease along with the continuous prolonging of the service life of the transformer oil tank and when the grease leaks due to aging of components, signal data can be transmitted to a remote control center through the controller and the wireless gateway, an alarm can be given immediately when the grease is suddenly abnormal, and, can be directly positioned, is convenient for immediate overhaul and reduces economic loss.

2. The transformer oil tank with high heat dissipation performance is characterized in that a supporting grounding component is fixedly sleeved on the outer side of the end surface of the bottom of the transformer oil tank body, wherein, the supporting grounding component comprises a bearing frame, two electrode connecting plates are symmetrically and fixedly arranged on one side end surface of the bearing frame through bolts, lead through holes are fixedly arranged on the bottom end surfaces of the two electrode connecting plates, two conductive hooks are respectively and correspondingly hung on the two lead through holes, the outer end parts of the two conductive hooks are respectively and correspondingly and fixedly connected with a conductive cable, the outer ends of the two conductive cables are gathered and bound together, and are connected with connecting terminals together, when high-voltage current exists on the shell of the transformer oil tank, the supporting grounding component can quickly reduce the current and lead the current to the ground, therefore, the problem that potential safety hazards are formed to pedestrians or nearby residents due to the fact that the transformer oil tank is electrified is solved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the supporting ground assembly of the present invention;

fig. 3 is a block diagram of the liquid level and temperature monitoring structure of the present invention.

In the figure: 1. a transformer tank body; 2. a reinforcing angle iron piece; 3. sealing the cover plate; 4. a wireless gateway; 5. a temperature sensor; 6. a liquid level sensor; 7. a corrugated fin; 8. a lead terminal; 9. a GPS locator; 10. a controller; 11. supporting a grounding assembly; 111. a load-bearing frame; 112. a rivet through hole; 113. fastening channel steel; 114. electrode slice connection; 115. a lead through hole; 116. a conductive hook; 117. a conductive cable; 118. a connection terminal; 12. a control center; 121. an alarm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: a transformer oil tank with high heat dissipation performance comprises a transformer oil tank body 1, four reinforcing angle iron pieces 2 are respectively and fixedly welded at four corner positions inside the transformer oil tank body 1 correspondingly, a sealing cover plate 3 is fixedly installed on the top end surface of the transformer oil tank body 1 through bolts, a wireless gateway 4 is fixedly installed on one side of the top of the sealing cover plate 3, a temperature sensor 5 is fixedly installed on the rear end surface inside the transformer oil tank body 1, a liquid level sensor 6 is fixedly installed on the rear end surface inside the transformer oil tank body 1 and at one side position of the temperature sensor 5, a GPS (global positioning system) positioner 9 is fixedly installed at the bottom of the front of the transformer oil tank body 1, a controller 10 is fixedly installed on one side end surface of the bottom of the transformer oil tank body 1 in an embedded manner, and a supporting grounding assembly 11 is fixedly sleeved outside the bottom end, the periphery of the side wall of the transformer oil tank body 1 is fixedly connected with a plurality of corrugated radiating fins 7 which are distributed equidistantly, the outer surfaces of the transformer oil tank body 1 and each corrugated radiating fin 7 are coated with antirust paint, the bottom end face of the front side of the transformer oil tank body 1 is embedded and fixedly provided with a lead terminal 8 at the position of one side of a GPS (global positioning system) positioner 9, and the lead terminal 8 and the GPS positioner 9 are positioned on the same horizontal straight line.

Referring to fig. 2, the supporting and grounding assembly 11 includes a supporting frame 111 fixedly sleeved on the outer side of the bottom of the transformer oil tank body 1, two electrode receiving plates 114 are symmetrically and fixedly mounted on one side end surface of the supporting frame 111 through bolts, lead through holes 115 are fixedly formed on the bottom end surfaces of the two electrode receiving plates 114, a conductive hook 116 is correspondingly suspended on each of the two lead through holes 115, a conductive cable 117 is fixedly connected to the outer end portions of the two conductive hooks 116, the outer ends of the two conductive cables 117 are bundled together and commonly connected with a connecting terminal 118, a plurality of rivet through holes 112 are fixedly formed in the bottom end of the supporting frame 111, the supporting frame 111 and the transformer oil tank body 1 are fastened by rivets, and two fastening channel steels 113 are fixedly connected to the bottom end surface of the supporting frame 111, the two fastening channel steel 113 and the bearing frame 111 are welded and fixed, the two fastening channel steel 113 are symmetrically arranged on the bearing frame 111, the two conductive cables 117 are both copper members, and the other end of the bearing frame 111 is connected in series with the transformer oil tank body 1 through a lead.

Referring to fig. 3, the temperature sensor 5, the liquid level sensor 6, the GPS locator 9, and the controller 10 are all electrically connected to an external power source in a bidirectional manner, the output ends of the liquid level sensor 6, the temperature sensor 5, and the GPS locator 9 are electrically connected to the input end of the controller 10, the output end of the controller 10 is electrically connected to the input end of the wireless gateway 4, the wireless gateway 4 is in communication connection with the control center 12 in a wireless signal manner, the control center 12 is provided with an alarm 121 therein, and the control center 12 is electrically connected to the alarm 121 in a bidirectional manner.

When the transformer oil tank leakage monitoring device is used, during the normal working period of a transformer, the liquid level sensor 6 and the temperature sensor 5 constantly monitor the liquid level value and the oil temperature of grease inside the transformer oil tank body 1, when the structure of the transformer oil tank body 1 leaks, the liquid level value of the grease continuously drops, at the moment, the liquid level sensor 6 transmits a signal to the controller 10, at the moment, the controller 10 remotely transmits the signal to the control center 12 in a wireless network mode by means of the wireless gateway 4, the alarm 121 in the remote control center 12 immediately gives an alarm, and when the wireless gateway 4 remotely transmits the grease leakage signal, the GPS positioner 9 is used for positioning the transformer corresponding to the leaked grease, so that the nearest workers can be dispatched to carry out maintenance treatment, when the transformer oil tank body 1 carries high-voltage current, the current is guided to the bearing frame 111 through the lead terminal 8, the electrode slice 114 introduces current, transmits the current to the conductive cable 117 through the conductive hook 116, and finally reaches the connecting terminal 118 buried in the ground layer to complete grounding treatment, thereby avoiding the problem that potential safety hazard is formed to pedestrians or nearby residents due to the fact that the transformer oil tank is electrified.

In the embodiment, the model of the wireless gateway 4 is G01, the model of the temperature sensor 5 is PT-100, the model of the liquid level sensor 6 is MIK-P260, the model of the GPS locator 9 is MK41, and the model of the controller 10 is MAM-100, wherein the structural characteristics, the working principle and the specific circuit structure electrically connected with the outside are all the prior art, and the details are not described herein.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transformer tank of high heat dissipating, includes transformer tank body (1), its characterized in that: four reinforcing angle iron pieces (2) are respectively and fixedly welded at four corners inside the transformer oil tank body (1), the top end face of the transformer oil tank body (1) is fixedly provided with a sealing cover plate (3) through a bolt, a wireless gateway (4) is fixedly arranged on one side of the top of the sealing cover plate (3), a temperature sensor (5) is fixedly arranged on the end face of the rear side in the transformer oil tank body (1), a liquid level sensor (6) is fixedly arranged on the end face of the rear side in the transformer oil tank body (1) and on one side of the temperature sensor (5), a GPS (global positioning system) positioner (9) is fixedly arranged at the bottom of the front surface of the transformer oil tank body (1), a controller (10) is fixedly installed on the end surface of one side of the bottom of the transformer oil tank body (1) in an embedded manner, the outer side of the end face of the bottom of the transformer oil tank body (1) is fixedly sleeved with a supporting grounding assembly (11).

2. The transformer tank with high heat dissipation performance as recited in claim 1, wherein: the transformer oil tank is characterized in that a plurality of corrugated radiating fins (7) distributed at equal intervals are fixedly connected to the periphery of the side wall of the transformer oil tank body (1), and antirust paint is coated on the outer surfaces of the transformer oil tank body (1) and each corrugated radiating fin (7).

3. The transformer tank with high heat dissipation performance as recited in claim 1, wherein: the transformer oil tank is characterized in that a lead terminal (8) is fixedly installed at the position of one side of the front bottom end face of the transformer oil tank body (1) and located on the GPS positioner (9) in an embedded mode, and the lead terminal (8) and the GPS positioner (9) are located on the same horizontal straight line.

4. The transformer tank with high heat dissipation performance as recited in claim 1, wherein: support ground connection subassembly (11) including fixed bearing frame (111) that cup joints the setting in the transformer tank body (1) bottom outside, a side end face of bearing frame (111) has two electrode connection pieces (114) through bolt symmetry formula fixed mounting, lead wire through-hole (115) have all been fixed to have been seted up to the bottom terminal surface of two electrode connection pieces (114), two lead wire through-hole (115) correspond respectively and hang and be provided with one electrically conductive couple (116), the outer tip of two electrically conductive couples (116) corresponds electrically conductive cable (117) of fixedly connected with respectively, the outer end of two electrically conductive cables (117) is gathered and is tied up together to be connected with connecting terminal (118) jointly.

5. The transformer tank with high heat dissipation performance as recited in claim 4, wherein: the bottom end of the inner part of the bearing frame (111) is fixedly provided with a plurality of rivet through holes (112) distributed at equal intervals, and a fastening connection structure is formed between the bearing frame (111) and the transformer oil tank body (1) through rivets.

6. The transformer tank with high heat dissipation performance as recited in claim 4, wherein: the bottom end face of the bearing frame (111) is fixedly connected with two fastening channel steel (113), the two fastening channel steel (113) and the bearing frame (111) are fixedly welded, and the two fastening channel steel (113) are symmetrically arranged on the bearing frame (111).

7. The transformer tank with high heat dissipation performance as recited in claim 4, wherein: the two conductive cables (117) are both copper members, and the end part of the other side of the bearing frame (111) is connected in series with the transformer oil tank body (1) through a lead.

8. The transformer tank with high heat dissipation performance as recited in claim 1, wherein: temperature sensor (5), level sensor (6), GPS locator (9) and controller (10) all with external power source between be two-way electric connection, the output of level sensor (6), temperature sensor (5) and GPS locator (9) all with the input electric connection of controller (10), the output of controller (10) and the input electric connection of wireless gateway (4), wireless gateway (4) form the communication through wireless signal mode and control center (12) and are connected, control center (12) embeds there is siren (121), and control center (12) and siren (121) are two-way electric connection.