CN212161541U

CN212161541U - Signal lightning protection track transformer

Info

Publication number: CN212161541U
Application number: CN202020789827.6U
Authority: CN
Inventors: 孙福川; 赵松堂; 赵月钦; 李晓辉; 顿玉簪; 孙博
Original assignee: Hebei Jisheng Track Technology Co ltd
Current assignee: Hebei Jisheng Track Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-15
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a signal lightning protection track transformer, the lightning protection device comprises a connecting cover, a sleeve cover is fixedly connected in the middle of the top of the connecting cover, a first lightning protection post is fixedly sleeved in the middle of the surface of the sleeve cover, through holes are symmetrically and fixedly arranged on the surface of the connecting cover, a fixing plate is symmetrically and fixedly connected in the inner cavity of the connecting cover, a third groove is symmetrically and fixedly arranged on the surface of the fixing plate, a third lightning protection post is symmetrically and fixedly arranged in the inner cavity of the third groove, a connecting block is symmetrically and fixedly connected at the bottom of the fixing plate, a first groove is symmetrically and fixedly arranged on the surface of the connecting block, and a second lightning protection post is symmetrically and fixedly sleeved in the inner cavity of the first groove, the utility model relates to the technical field of transformers, when peak current or voltage is suddenly generated in the inner cavity of a transformer body due to external lightning interference through a, the shunt can be conducted in a very short time, so that damage of surge to other equipment in the loop is avoided.

Description

Signal lightning protection track transformer

Technical Field

The utility model relates to a transformer technical field specifically is a signal lightning protection track transformer.

Background

The transformer is a device for changing AC voltage by utilizing the principle of electromagnetic induction, and the track transformer is arranged at the receiving end of the track circuit when an AC continuous track circuit is applied to an in-station track circuit in a non-electrified section of a railway to automatically detect whether a train occupies a certain line section, and is mainly used for improving the voltage, transmitting information into a relay chamber through a cable to enable a track relay to work normally, and transmitting railway signals to a steel rail or receiving control signals from the steel rail by using the track transformer.

At present, a track transformer for railway signals consists of a common coil and an iron core, when the coil is manufactured, a primary coil and a secondary coil are wound on the same coil frame, and a lightning-resistant device is not added in the coil.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a signal lightning protection track transformer has solved because easily receive lightning interference on the many regional railway power supply system of thunder and lightning and the rail, makes track transformer and other equipment damage, seriously influences the problem of railway driving safety.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a signal lightning protection track transformer comprises a transformer body, wherein a lightning protection device is arranged in an inner cavity of the transformer body.

The lightning protection device is including connecting the lid, the middle fixedly connected with upper shield at connecting the caping portion, the fixed first lightning-arrest post that has cup jointed in the middle of upper shield surface, the equal symmetrical fixed through-hole of having seted up in surface of connecting the lid, the equal symmetrical fixedly connected with fixed plate in inner chamber of connecting the lid, the equal symmetry in surface of fixed plate has seted up the third recess, the equal symmetrical fixed mounting in inner chamber of third recess has the third to take shelter from the lightning post, the equal symmetrical fixedly connected with connecting block in bottom of fixed plate, the equal symmetrical fixed first recess of having seted up in surface of connecting block, the equal symmetrical fixed cover in inner chamber of first recess has connect the second to take shelter from the lightning post.

Preferably, one side of the connecting block is fixedly connected with the rear connecting plate, the surface of the connecting plate is symmetrically and fixedly provided with second grooves, and the inner cavity of each second groove is fixedly sleeved with a wire.

Preferably, the opposite sides of the connecting plates are symmetrically fixedly sleeved with lead wires, and one ends of the lead wires are fixedly sleeved with connecting terminals.

Preferably, threaded holes are symmetrically and fixedly formed in the lower surface of the transformer body, and heat dissipation holes are symmetrically formed in the two sides of the transformer body.

Preferably, the top of the transformer body is symmetrically fixedly sleeved with ground wires.

Preferably, one end of the second lightning protection column is fixedly communicated with one end of the third lightning protection column.

Preferably, both ends of the second groove penetrate through one side of the connecting block and are fixedly connected with one end of the second lightning protection column.

Preferably, the bottom of the connecting cover is fixedly connected with the bottom of the inner cavity of the transformer body, and the surface of the connecting block is fixedly connected with the corner of the inner cavity of the transformer body.

Advantageous effects

The utility model provides a signal lightning protection track transformer. Compared with the prior art, the method has the following beneficial effects:

1. the lightning protection device comprises a connecting cover, a sleeve cover is fixedly connected in the middle of the top of the connecting cover, a first lightning protection column is fixedly sleeved in the middle of the surface of the sleeve cover, through holes are symmetrically and fixedly formed in the surface of the connecting cover, a fixing plate is symmetrically and fixedly connected in the inner cavity of the connecting cover, third grooves are symmetrically formed in the surface of the fixing plate, third lightning protection columns are symmetrically and fixedly mounted in the inner cavity of each third groove, connecting blocks are symmetrically and fixedly connected at the bottoms of the fixing plates, first grooves are symmetrically and fixedly formed in the surface of each connecting block, second lightning protection columns are symmetrically and fixedly sleeved in the inner cavities of the first grooves, when the peak current or voltage is suddenly generated in the inner cavity of the transformer body due to external lightning interference through the plurality of third lightning protection columns and the plurality of second lightning protection columns in the lightning protection device, the shunt can be conducted in a very short time, so that damage of surge to other equipment in the loop is avoided.

2. This signal lightning protection track transformer, connecting plate behind the equal fixed connection in one side of connecting block, the equal symmetrical fixed second recess of having seted up in surface of connecting plate, the fixed cover in inner chamber of second recess has connect the wire, the fixed cover in the equal symmetrical fixed cover in one side that the connecting plate is relative has connect the lead wire, the fixed cover in one end of lead wire has connect connecting terminal, through the wire, the connection of lead wire, can also with leading-in to the second when self produced high current or voltage in the transformer body inner chamber on the surface of post is arrested to the second, by being connected through post and ground wire are arrested to the second, will arrange to ground, reduce the inside damage that causes of.

Drawings

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

fig. 2 is a schematic view of the structure of the lightning protection device of the present invention;

FIG. 3 is a partial enlarged view of the point A in the structure of FIG. 2;

fig. 4 is a schematic view of the structure of the connection cover of the present invention.

In the figure: 1. a transformer body; 11. a threaded hole; 12. heat dissipation holes; 2. a ground wire; 3. a lightning protection device; 31. a connecting cover; 32. covering; 33. a first lightning rod; 34. connecting blocks; 341. a first groove; 35. a second lightning rod; 36. a connecting plate; 361. a second groove; 37. a wire; 38. a lead wire; 39. a connection terminal; 310. a fixing plate; 3101. a third groove; 311. a third lightning rod; 312. and a through hole.

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: the utility model provides a signal lightning protection track transformer, includes transformer body 1, and transformer body 1's inner chamber is provided with lightning protection device 3, and the equal symmetrical fixed screw hole 11 of having seted up of lower surface of transformer body 1, the equal symmetrical louvre 12 of having seted up in both sides of transformer body 1, and the equal symmetrical fixed ground wire 2 that has cup jointed in top of transformer body 1.

Referring to fig. 2-4, the lightning protection device 3 includes a connecting cover 31, a cover 32 is fixedly connected to the middle of the top of the connecting cover 31, a first lightning protection column 33 is fixedly sleeved to the middle of the surface of the cover 32, through holes 312 are symmetrically and fixedly formed on the surface of the connecting cover 31, a fixing plate 310 is symmetrically and fixedly connected to the inner cavity of the connecting cover 31, a third groove 3101 is symmetrically formed on the surface of the fixing plate 310, a third lightning protection column 311 is symmetrically and fixedly mounted to the inner cavity of the third groove 3101, connecting blocks 34 are symmetrically and fixedly connected to the bottom of the fixing plate 310, a first groove 341 is symmetrically and fixedly formed on the surface of the connecting block 34, a second lightning protection column 35 is symmetrically and fixedly sleeved to the inner cavity of the first groove 341, a rear connecting plate 36 is fixedly connected to one side of the connecting block 34, a second groove 361 is symmetrically and fixedly formed on the surface of the connecting plate 36, the fixed cover in the equal symmetry in the relative one side of connecting plate 36 has connected lead wire 38, and the fixed cover in one end of lead wire 38 has connected connecting terminal 39, and the fixed intercommunication of one end of the lightning-protected post 311 of second and third, the second recess 361 both ends all run through one side of connecting block 34 to with the fixed connection of the lightning-protected post 35 one end of second, the bottom of connecting cover 31 and the bottom fixed connection of transformer body 1 inner chamber, the corner fixed connection of the surface of connecting block 34 and transformer body 1 inner chamber.

When in use, when lightning interference occurs to the transformer body 1, the lightning protection device 3 is firstly installed in the inner cavity of the transformer body 1, the transformer body 1 can be fixed through the threaded hole 11, when in use, the first lightning protection column 33 in the lightning protection device 3 is connected with the top of the inner cavity of the transformer body 1, the first lightning protection column 33 absorbs all the current of the lightning interference on the surface of the transformer body 1, the third lightning protection column 311 connected with the inner cavity of the third groove 3101 is connected with the second lightning protection column 35 connected with the inner cavity of the first groove 341, the current absorbed by the first lightning protection column 33 is conducted and shunted through the third lightning protection column 311 and the second lightning protection column 35, and the shunted current is led to the ground of a track through the ground wire 2 again through the connection of the ground wire 2, so that when the peak current or voltage is suddenly generated in the inner cavity of the transformer body 1 due to the external lightning interference, can switch on the reposition of redundant personnel in the time of the utmost point weak point to avoid the surge to the harm of other equipment in the return circuit, and the connection of second recess 361 and lead wire 38, can also be with in the transformer body 1 inner chamber when self produced high current or voltage, leading-in to the second on the surface of post 35 of taking shelter from thunder, by the connection of second post 35 of taking shelter from thunder with ground wire 2, also arrange ground to in the transformer body 1 inner chamber self produced high current or voltage, reduce the inside damage that causes of transformer body 1.

In this embodiment, it should be noted that the inner cavity of the transformer body 1 is provided with the iron core, the primary coil, the secondary coil and the lead terminals, the surface of the connection terminal 39 is connected with one end of the lead terminal, one end of the ground wire 2 is communicated with the surface of the second lightning rod 35, and the through hole 312 is formed so that the lead terminal can extend to the top of the transformer body 1.

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. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 signal lightning protection track transformer, includes transformer body (1), its characterized in that: the inner cavity of the transformer body (1) is provided with a lightning protection device (3);

lightning protection device (3) are including connecting lid (31), connect middle fixedly connected with upper shield (32) at lid (31) top, first lightning-arrest post (33) has been cup jointed to the fixed centre on upper shield (32) surface, the equal symmetry fixed through-hole (312) of having seted up in surface of connecting lid (31), the equal symmetry fixedly connected with fixed plate (310) of inner chamber of connecting lid (31), third recess (3101) have been seted up to the equal symmetry in surface of fixed plate (310), the equal symmetry fixed mounting in inner chamber of third recess (3101) has third lightning-arrest post (311), the equal symmetry fixedly connected with connecting block (34) in bottom of fixed plate (310), first recess (341) have been seted up to the equal symmetry in surface of connecting block (34), the equal symmetry fixed cover of inner chamber of first recess (341) has connect second lightning-arrest post (35).

2. The signal lightning protection track transformer according to claim 1, characterized in that: one side of the connecting block (34) is fixedly connected with a rear connecting plate (36), the surface of the connecting plate (36) is symmetrically and fixedly provided with a second groove (361), and a conducting wire (37) is fixedly sleeved in an inner cavity of the second groove (361).

3. A signal lightning protection track transformer according to claim 2, characterised in that: lead wires (38) are symmetrically fixedly sleeved on one opposite side of the connecting plate (36), and a connecting terminal (39) is fixedly sleeved at one end of each lead wire (38).

4. The signal lightning protection track transformer according to claim 1, characterized in that: the transformer is characterized in that threaded holes (11) are symmetrically and fixedly formed in the lower surface of the transformer body (1), and heat dissipation holes (12) are symmetrically formed in the two sides of the transformer body (1).

5. The signal lightning protection track transformer according to claim 1, characterized in that: the top of the transformer body (1) is symmetrically fixedly sleeved with ground wires (2).

6. The signal lightning protection track transformer according to claim 1, characterized in that: one end of the second lightning protection column (35) is fixedly communicated with one end of the third lightning protection column (311).

7. A signal lightning protection track transformer according to claim 2, characterised in that: and two ends of the second groove (361) penetrate through one side of the connecting block (34) and are fixedly connected with one end of the second lightning protection column (35).

8. The signal lightning protection track transformer according to claim 7, characterized in that: the bottom of the connecting cover (31) is fixedly connected with the bottom of the inner cavity of the transformer body (1), and the surface of the connecting block (34) is fixedly connected with the corner of the inner cavity of the transformer body (1).