CN204323085U - Mining electric locomotive high voltage direct current introducing device - Google Patents
Mining electric locomotive high voltage direct current introducing device Download PDFInfo
- Publication number
- CN204323085U CN204323085U CN201420664871.9U CN201420664871U CN204323085U CN 204323085 U CN204323085 U CN 204323085U CN 201420664871 U CN201420664871 U CN 201420664871U CN 204323085 U CN204323085 U CN 204323085U
- Authority
- CN
- China
- Prior art keywords
- bridge joint
- busbar
- copper rod
- conduction copper
- joint busbar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Abstract
Mining electric locomotive high voltage direct current introducing device belongs to the electrical circuitry equipment of elec. vehicle, particularly relates to a kind of mine locomotive high voltage direct current electric supply installation.Feature be described conduction copper rod two terminals respectively symmetry establish step surface, outer bridge joint busbar, interior bridge joint busbar abut on two terminals step surfaces respectively, at least fixed by two bolts, under ensureing that terminals meet the prerequisite of 2000A electric current, conduction copper rod and outer bridge joint busbar, interior bridge joint busbar formation plane-plane contact.Advantage is that conduction copper rod establishes step surface, make outer bridge joint busbar, interior bridge joint busbar with conduction copper rod stick together, increase conduction copper rod and outer bridge joint busbar, interior bridge joint busbar area of contact, be bolted, improve conduction copper rod and outer bridge joint busbar, interior bridge joint busbar connection tightness, contact resistance is little, avoids superheat occurs, and eliminates terminals scaling loss hidden danger, electric locomotive operating troubles rate is low, spare parts consumption is few, has saved productive costs, ensures that mine normally produces.
Description
Technical field
The utility model belongs to the electrical circuitry equipment of elec. vehicle, particularly relates to a kind of mine locomotive high voltage direct current electric supply installation.
Background technology
Mining electric locomotive introduces high pressure 1500V direct supply by introducing device and electric mill linear contact lay.The introducing device of current use is by being arranged on current colector, incoming-line busbar, outer bridge joint busbar, conduction copper rod, porcelain vase, the interior bridge joint busbar of headstock car body top and introducing busbar and form, current colector and electric mill linear contact lay, incoming-line busbar one end is connected with current colector, and the other end is connected with outer bridge joint busbar; Porcelain vase is fixed on headstock car body top, wears conduction copper rod in porcelain vase, and conduction copper rod two ends peripheral hardware screw thread, locks by jam nut; Outer bridge joint busbar, interior bridge joint busbar head all establish through hole, with copper rod peripheral hardware screw thread fit, are sheathed on two terminals of conduction copper rod, are fixed by clamp nut.The defect existed is along with locomotive accelerates, slows down and electric braking in electric locomotive operational process, the current maxima be loaded on main traction electric machine can reach 2000A, in addition locomotive is in stope operational process, along with circuit change, clamp nut is very easily loosening, cause interior bridge joint busbar, outer bridge joint busbar and the bad contact of conduction copper rod, busbar contact resistance is caused to increase, there is superheat, very easily scaling loss conduction copper rod terminals, electric locomotive is had to shutdown maintenance, and repair and replacement intensity is large, affects mine and normally produces; Change conduction copper rod, spare parts consumption is large, increases productive costs.
Utility model content
In order to overcome the defect of prior art, the purpose of this utility model is to provide a kind of mining electric locomotive high voltage direct current introducing device, increase conduction copper rod and outer bridge joint busbar, interior bridge joint busbar area of contact, improve the connection tightness of conduction copper rod and outer bridge joint busbar, interior bridge joint busbar, avoid superheat occurs, elimination terminals scaling loss hidden danger, reduce electric locomotive operating troubles, reduce spare parts consumption, save production cost, ensure that mine normally produces.
Mining electric locomotive high voltage direct current introducing device, comprise current colector, incoming-line busbar, outer bridge joint busbar, conduction copper rod, porcelain vase, interior bridge joint busbar and introduce busbar, incoming-line busbar one end is connected with current colector, and the other end is connected with outer bridge joint busbar, porcelain vase is fixed on headstock car body top, conduction copper rod is worn in porcelain vase, conduction copper rod two ends peripheral hardware screw thread, lock by jam nut, two terminals being characterized in described conduction copper rod respectively symmetry establish step surface, outer bridge joint busbar, interior bridge joint busbar abuts on two terminals step surfaces respectively, at least fixed by two bolts, under ensureing that terminals meet the prerequisite of 2000A electric current, conduction copper rod and outer bridge joint busbar, the formation plane-plane contact of interior bridge joint busbar, area of contact increases, contact resistance is little, and bolt fixation not easily loosens, avoid superheat occurs, eliminate terminals scaling loss hidden danger.
The utility model improves further, the step surface width of described conduction copper rod and outer bridge joint busbar, interior bridge joint busbar width are consistent, every end stand terrace at least establishes two through hole, and the central axis of the line of centres of upper through hole, the line of centres of lower through-hole and conduction copper rod is in same perpendicular.
The utility model improves further, and described outer bridge joint busbar is rectangular-shaped, and its both wings are different in size, and the length of short limb is consistent with face length degree of topping bar, and short limb is at least established two through hole corresponding with the through hole of appearing on the stage on terrace.
The utility model improves further, and described interior bridge joint busbar is rectangular-shaped, and its both wings are different in size, and the length of short limb is consistent with face length degree of getting out of a predicament or an embarrassing situation, and short limb is at least established two through hole corresponding with the through hole on leave from office terrace.
Compared with prior art, advantage is novel, and structure letter is gathered, rationally; The conduction copper rod of this device establishes step surface, make outer bridge joint busbar, interior bridge joint busbar with conduction copper rod stick together, increase conduction copper rod and outer bridge joint busbar, interior bridge joint busbar area of contact, be bolted, improve conduction copper rod and outer bridge joint busbar, interior bridge joint busbar connection tightness, contact resistance is little, avoids superheat occurs, and eliminates terminals scaling loss hidden danger, electric locomotive operating troubles rate is low, spare parts consumption is few, has saved productive costs, ensures that mine normally produces.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is the structural representation of mining electric locomotive high voltage direct current introducing device;
Fig. 2 is the structural representation of the utility model conduction copper rod.
In figure: in the outer bridge joint busbar of 101-current colector, 102-incoming-line busbar, 103-, 104-conduction copper rod, 105-porcelain vase, 106-, bridge joint busbar, 107-introduce busbar, 108-jam nut, 109-step surface, 110-bolt, 111-compartment.
Detailed description of the invention
Below in conjunction with embodiment to the utility model row detailed description further.
As can be seen from Fig. 1,2, mining electric locomotive high voltage direct current introducing device, comprise current colector 101, incoming-line busbar 102, outer bridge joint busbar 103, conduction copper rod 104, porcelain vase 105, interior bridge joint busbar 106 and introduce busbar 107, incoming-line busbar one end is connected with current colector, and the other end is connected with outer bridge joint busbar, porcelain vase is fixed on top, headstock compartment 111, wear conduction copper rod, conduction copper rod two ends peripheral hardware screw thread, lock by jam nut, two terminals of described conduction copper rod respectively symmetry establish step surface 109, outer bridge joint busbar, interior bridge joint busbar abuts on two terminals step surfaces respectively, fixed by two bolts 108, under ensureing that terminals meet the prerequisite of 2000A electric current, conduction copper rod and outer bridge joint busbar, the formation plane-plane contact of interior bridge joint busbar, area of contact increases, contact resistance is little, and bolt fixation not easily loosens, avoid superheat occurs, eliminate terminals scaling loss hidden danger.
Be it can also be seen that by Fig. 1,2, the step surface width of described conduction copper rod 104 and outer bridge joint busbar 103, interior bridge joint busbar 106 width are consistent, every end stand terrace establishes two through hole, and the central axis of the line of centres of upper through hole, the line of centres of lower through-hole and conduction copper rod is in same perpendicular.
Be it can also be seen that by Fig. 1,2, described outer bridge joint busbar 103 is rectangular-shaped, and its both wings are different in size, and the length of short limb is consistent with terrace 109 length of appearing on the stage, and short limb is established two through hole corresponding with the through hole of appearing on the stage on terrace.
Be it can also be seen that by Fig. 1,2, described interior bridge joint busbar 106 is rectangular-shaped, and its both wings are different in size, and the length of short limb is consistent with face length degree of getting out of a predicament or an embarrassing situation, and short limb is established two through hole corresponding with the through hole on leave from office terrace 109.
Claims (4)
1. mining electric locomotive high voltage direct current introducing device, comprise current colector (101), incoming-line busbar (102), outer bridge joint busbar (103), conduction copper rod (104), porcelain vase (105), interior bridge joint busbar (106) and introduce busbar (107), incoming-line busbar one end is connected with current colector, and the other end is connected with outer bridge joint busbar; Porcelain vase is fixed on top, headstock compartment 111, wear conduction copper rod, conduction copper rod two ends peripheral hardware screw thread, lock by jam nut, two terminals that it is characterized in that described conduction copper rod respectively symmetry establish step surface (109), outer bridge joint busbar, interior bridge joint busbar abut on two terminals step surfaces respectively, are fixed by two bolts (108).
2. mining electric locomotive high voltage direct current introducing device according to claim 1, it is characterized in that the step surface width of described conduction copper rod (104) and outer bridge joint busbar (103), interior bridge joint busbar (106) width are consistent, every end stand terrace establishes two through hole, and the central axis of the line of centres of upper through hole, the line of centres of lower through-hole and conduction copper rod is in same perpendicular.
3. mining electric locomotive high voltage direct current introducing device according to claim 1 and 2, it is characterized in that described outer bridge joint busbar (103) is for rectangular-shaped, its both wings are different in size, the length of short limb is consistent with terrace of appearing on the stage (109) length, short limb is established two through hole corresponding with the through hole of appearing on the stage on terrace.
4. mining electric locomotive high voltage direct current introducing device according to claim 1 and 2, it is characterized in that described interior bridge joint busbar (106) is for rectangular-shaped, its both wings are different in size, the length of short limb is consistent with face length degree of getting out of a predicament or an embarrassing situation, and short limb is established two through hole corresponding with the through hole on leave from office terrace (109).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664871.9U CN204323085U (en) | 2014-11-10 | 2014-11-10 | Mining electric locomotive high voltage direct current introducing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420664871.9U CN204323085U (en) | 2014-11-10 | 2014-11-10 | Mining electric locomotive high voltage direct current introducing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204323085U true CN204323085U (en) | 2015-05-13 |
Family
ID=53159476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420664871.9U Expired - Fee Related CN204323085U (en) | 2014-11-10 | 2014-11-10 | Mining electric locomotive high voltage direct current introducing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204323085U (en) |
-
2014
- 2014-11-10 CN CN201420664871.9U patent/CN204323085U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20211110 |