CN206834048U - A kind of binding post structure of transformer - Google Patents

Abstract

The utility model discloses a kind of binding post structure of transformer, including columned binding post, equipped with the heat pipe that can be received the heat of binding post and outwards distribute on binding post.In the transformer course of work, heat caused by binding post, in addition to a part is directly distributed by binding post surface to air, another part is quickly received by heat pipe, and quickly outwards distributed by heat pipe, so as to improve the radiating rate of binding post, the heat of binding post is set to distribute in time, can prevent influences the situation of transformer job stability and security because binding post overheats；In addition, compared with prior art is by way of significantly increasing binding post cross-sectional area, the utility model is by way of setting up heat pipe auxiliary and accelerating radiating, can be in the case where meeting requirement, the cross-sectional area of binding post is greatly lowered, so as to which the copper consumption of binding post and cost of manufacture be greatly lowered.

Description

A kind of binding post structure of transformer

Technical field

Transformer technology field is the utility model is related to, more particularly to a kind of binding post structure of transformer.

Background technology

The binding post of transformer is that one kind is made by copper material, section is columned conductor.Binding post is mainly used On a circuit（Such as the phase line of high and low pressure transformer, zero line, ground wire often use binding post）, and rise in the line Convey electric current and connect the effect of electrical equipment.

During existing transformer work, its binding post（The particularly region of the wiring position of binding post）Larger heat can be produced Amount, this partial heat need to distribute in time, and otherwise, the resistance of binding post can increased dramatically because of the rise of temperature, to becoming The stability and security of depressor work cause to have a strong impact on.And prior art mainly passes through to reduce the temperature of binding post The cross-sectional area of big binding post is significantly done to improve the area of dissipation of binding post, so as to improve the radiating rate of binding post, is made The heat of binding post is more dispersed into air in time by its surface, but this mode, can increase considerably binding post Copper consumption and manufacturing cost.

Utility model content

Main purpose of the present utility model is to propose a kind of binding post structure of transformer, it is intended to improves the radiating of binding post Speed, and reduce cost.

To achieve the above object, the utility model proposes a kind of binding post structure of transformer, including columned wiring Post, equipped with the heat pipe that can be received the heat of binding post and outwards distribute on binding post.

The binding post structure technical scheme of the utility model transformer, binding post heat can be received by being provided with binding post Heat pipe, in the transformer course of work, heat caused by binding post is directly dissipated by binding post surface except a part to air Outside hair, another part is quickly received by heat pipe, and is quickly outwards distributed by heat pipe, so as to improve the radiating rate of binding post, The heat of binding post is set to distribute in time, can prevent influences transformer job stability and safety because binding post overheats The situation of property；In addition, compared with prior art is by way of significantly increasing binding post cross-sectional area, the utility model By way of setting up heat pipe auxiliary and accelerating radiating, the horizontal stroke of binding post in the case where meeting requirement, can be greatly lowered Sectional area, so as to which the copper consumption of binding post and cost of manufacture be greatly lowered.

Brief description of the drawings

Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are the schematic diagram of four kinds of embodiments of the binding post structure of the utility model transformer；

Fig. 5 is the heat pipe sectional view of the binding post structure of the utility model transformer.

Embodiment

Below in conjunction with accompanying drawing, the technical scheme in the embodiment of the utility model is clearly and completely described, shown So, described embodiment is only part of the embodiment of the present utility model, rather than whole embodiments.Based on this practicality Embodiment in new, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made Example is applied, belongs to the scope of the utility model protection.

It is to be appreciated that if directionality instruction is related in the utility model embodiment（Such as up, down, left, right, before and after, Top, bottom, inside and outside, vertical, transverse direction, longitudinal direction, counterclockwise, clockwise, circumferentially, radially, axially ...）, then directionality instruction only For explaining in a certain particular pose（As shown in drawings）Under relative position relation between each part, motion conditions etc., if When the particular pose changes, then directionality instruction also correspondingly changes therewith.

If in addition, relate to the description of " first " or " second " etc. in the utility model embodiment, should " first " or The description of person " second " etc. is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating The quantity of indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or implicitly include to Few this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be common with this area Technical staff can be implemented as basis, and this skill is will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of art scheme is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of binding post structure of transformer.

In the utility model embodiment, as shown in Fig. 1 to 5, the binding post structure of the transformer, including columned wiring Post 1, binding post 1 are made of copper, and are connected in the relevant position of transformer, main to play a part of to convey electric current and connect electrical equipment. Equipped with the heat pipe 2 that can be received the heat of binding post 1 and outwards distribute on binding post 1.In the transformer course of work, binding post produces Heat, in addition to a part is directly distributed by binding post surface to air, another part is quickly received by heat pipe, and by Heat pipe quickly outwards distributes, and so as to improve the radiating rate of binding post, the heat of binding post is distributed in time, can prevent out Now the situation of transformer job stability and security is influenceed because binding post overheats；In addition, pass through relative to prior art big The mode that amplitude increases binding post cross-sectional area is compared, and the utility model, can by way of setting up heat pipe auxiliary and accelerating radiating In the case where meeting requirement, the cross-sectional area of binding post is greatly lowered, so as to which be greatly lowered binding post uses copper Amount and cost of manufacture.

It is to be appreciated that heat pipe 2 is a kind of to be transmitted using the quick thermal transport property of heat-conduction principle and phase change medium The heat transfer element of heat, can be rapidly by the heat transfer of thermal objects to thermal source by heat pipe 2（Refer herein to binding post 1） Outside.As shown in figure 5, heat pipe 2 generally comprises the internal shell 21 vacuumized, the working medium 22 being filled in inside shell 21（Such as Water or freon etc.）, and it is close to the liquid-sucking core 23 of the inwall of shell 21, and according to the steam inside of shell 21（Gasified by working medium It is produced）Mobility status, pass through and be divided into evaporator section, adiabatic section and condensation segment.When heat pipe 2 works, work Matter 22 absorbs heat from heat source in evaporator section and undergoes phase transition and discharge heat after adiabatic section reaches condensation segment as steam, steam stream Measure and be re-condensed into liquid, then condense liquid stream and rely on gravity（During the vertical setting of heat pipe）Or capillary force（Heat pipe level is set When putting）Evaporator section is back to, thus completes a closed circulation, and substantial amounts of heat is outwards transmitted.Specifically, liquid-sucking core 23 Sinter the cyclic structure of more pores into by copper powder, and be close to the inwall of shell 21, for the shuttling movement of working medium 22.

In the utility model embodiment, as shown in Figures 1 to 3, the binding post 1 include columned pilum 11 and from The outwardly wiring position 12 in the axial both ends of pilum 11, wiring position 12 preferably does tin plating processing or adds conductive paste, to strengthen Electric conductivity, the heat pipe are installed on pilum, and the wiring position 12 is preferably integrally formed with pilum 11, to ensure binding post 1 Structural strength and electric conductivity.

Specifically, the quantity loaded on the heat pipe 2 on binding post 1 can be one or more（Such as two, three, four It is individual or more）, it is the situation of one as shown in Figures 1 to 3, is illustrated in figure 4 the situation of two, it is however generally that, heat pipe 2 Quantity is more, and the thermolysis of pairs of posts 1 is bigger, and certainly, corresponding cost is higher.Specifically can according to radiating requirements and It is fixed.

In the utility model embodiment, the mounting means of heat pipe 2 has a variety of.Directly welded for example, heat pipe 2 can use （Such as spot welding）In the perisporium or end wall of binding post 1, and heat pipe 2 contacts with the perisporium or end wall of binding post 1, binding post 1 Partial heat is directly conducted to heat pipe 2 by contact surface, and is outwards distributed by heat pipe 2.Or can be in the perisporium of binding post 1（See Fig. 2）Or end wall（See Fig. 4）Open up the caulking groove fitted with the phase of heat pipe 2, heat pipe 2 is embedded in caulking groove 13, and heat pipe 2 be embedded at it is embedding The surface of part in groove 13 is in contact with the cell wall of caulking groove 13, to absorb the heat of binding post 1, this mode, and heat pipe 2 and wiring The contact area of post 1 is larger, and radiating effect is preferable, and still, processing cost is higher than the mode directly welded.

Specifically, caulking groove 13 can be opened in the perisporium or end wall of pilum 11, be illustrated in figure 2 the week for being opened in pilum 11 The situation of wall, after heat pipe 2 is embedded at caulking groove 13, the diameter parallel with pilum 11.As shown in figure 4, it is opened in pilum end for caulking groove The situation of wall, vertical with the end wall of pilum 11 after heat pipe is embedded at caulking groove, caulking groove 13 is stretched into the part of the corresponding evaporator section of heat pipe 2 It is interior, and the part of the corresponding condensation segment of heat pipe 2 is then located at outside caulking groove 13.More specifically, can be in two end walls or only of pilum 11 Caulking groove 13 is opened up in an end wall of pilum 11 and is embedded heat pipe 2, as shown in Fig. 2 to be opened up in the two of pilum 11 end wall Caulking groove 13 and the situation for being embedded heat pipe 2.

In the utility model embodiment, the shape of the shell of heat pipe 2 can be cylindric（As shown in Figure 1）, triangular prism Shape or rectangular cylindrical（As shown in Figure 3）.Shell is provided with the outwardly directed radiating fin 3 of multi-disc with 11 non-contacting region of pilum （See Fig. 4）, to increase the area of dissipation of shell 21, so as to improve the radiating rate of heat pipe 2, and then can be more in time by binding post 1 heat outwards distributes.By taking cylindric shell 21 as an example, radiating fin 3 is located at the perisporium of cylindric shell 21（See Fig. 3） Or end wall（See Fig. 4）With 1 non-contacting region of binding post.

It is to be appreciated that wiring position 12 is the maximum region of the caloric value of binding post 1, it is more in time by the region of wiring position 12 Heat distribute, be preferably formed with least one heat pipe 2 loaded on pilum 11 close to wiring position 12 position（See Fig. 1, Fig. 3, Fig. 5 It is shown）.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure transformation under design of the present utility model, made using the utility model specification and accompanying drawing content, or Directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

1. a kind of binding post structure of transformer, including columned binding post, it is characterised in that：Being equipped with binding post to receive The heat of binding post and the heat pipe outwards distributed.

2. the binding post structure of transformer as claimed in claim 1, it is characterised in that：Quantity loaded on the heat pipe on binding post For one or more.

3. the binding post structure of transformer as claimed in claim 1, it is characterised in that：Heat pipe includes the internal pipe vacuumized Shell, the working medium being filled in inside shell, and it is close to the liquid-sucking core of inner wall of tube shell, divide from one end to the other side in shell and divide successively For evaporator section, adiabatic section and condensation segment, working medium absorbs heat from heat source in evaporator section and undergoes phase transition and pass through as steam, steam stream Adiabatic section discharges heat after reaching condensation segment and is re-condensed into liquid, then condenses liquid stream and is flowed back by gravity or capillary force To evaporator section.

4. the binding post structure of transformer as claimed in claim 3, it is characterised in that：Liquid-sucking core sinters more capillarys into by copper powder The cyclic structure in hole.

5. the binding post structure of transformer as claimed in claim 1, it is characterised in that：Heat pipe is directly welded in the week of binding post Wall or end wall simultaneously contact with binding post.

6. the binding post structure of transformer as claimed in claim 1, it is characterised in that：The perisporium or end wall of binding post open up The caulking groove mutually fitted with heat pipe, heat pipe are embedded in caulking groove, and heat pipe is embedded at the surface of the part in caulking groove and the cell wall of caulking groove It is in contact.

7. the binding post structure of the transformer as described in any one in claim 1 to 6, it is characterised in that：Binding post includes Columned pilum and from the outwardly wiring position in the axial both ends of pilum, the tin plating processing in wiring position or adds conductive paste, The heat pipe is loaded on pilum.

8. the binding post structure of transformer as claimed in claim 7, it is characterised in that：The shell of heat pipe is cylindric, triangle Column or rectangular cylindrical, shell are provided with the outwardly directed radiating fin of multi-disc with the non-contacting region of pilum.

9. the binding post structure of transformer as claimed in claim 7, it is characterised in that：At least one heat pipe approaches loaded on pilum The position of wiring position.

10. the binding post structure of transformer as claimed in claim 7, it is characterised in that：Caulking groove be opened in pilum perisporium or Person's end wall, and open up the caulking groove in two end walls of the pilum or an end wall only in the pilum and be embedded described Heat pipe.