CN101694928B - Switch cabinet handcart propulsion mechanism - Google Patents
Switch cabinet handcart propulsion mechanism Download PDFInfo
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- CN101694928B CN101694928B CN2009100193662A CN200910019366A CN101694928B CN 101694928 B CN101694928 B CN 101694928B CN 2009100193662 A CN2009100193662 A CN 2009100193662A CN 200910019366 A CN200910019366 A CN 200910019366A CN 101694928 B CN101694928 B CN 101694928B
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- handcart
- lever
- bevel gear
- switch cabinet
- chassis
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Abstract
The invention discloses a switch cabinet handcart propulsion mechanism, which comprises a switch cabinet and a handcart, wherein a guide path is arranged on a bottom plate of the switch cabinet, a turn arm, a pull rod and a lever are mounted on the lower face of a chassis of the handcart, the turn arm is fixed on an auxiliary bevel gear, the lever, the pull rod and the turn arm are connected through axle pins, the middle portion of the lever is connected with a chassis shaft of the handcart, an opened groove arranged on the head portion of the lever is contacted with a bottom portion shaft of the switch cabinet, a guide shaft on the lever is mounted in the guide path and can slide in the guide path, and the auxiliary bevel gear is meshed with a main bevel gear. In the invention, a main body is mounted on the lower portion of the chassis of the handcart, the mounting position of handcart elements does not need occupying, all elements can be mounted on the handcart, and the main loop program has the advantages of easy construction, simple structure and low cost of manufacture.
Description
Technical field
The invention belongs to power transmission and distribution voltage switchgear field, especially relate to a kind of switch cabinet handcart propulsion mechanism.
Background technology
Armored withdraw type metal enclosed switchgear is made up of cabinet and handcart two parts, and the contact of moving contact and cabinet upper static contact can produce very big resistance when separating on the handcart, and general manpower is to satisfy its requirement, needs to adopt some effort-saving mechanisms; Existing propulsive mechanism designs in the components and parts installation site, thereby takies the installation that the components and parts installing space can not satisfy some components and parts, and main electric loop scheme implementation is restricted, and present handcart advancing mechanism is difficult to satisfy the requirement of major loop scheme.
Summary of the invention
The objective of the invention is to improve the deficiency of prior art and provide a kind of main body to be installed in bottom, handcart chassis, do not take that handcart components and parts installation site, various components and parts all can be contained on the handcart, the major loop scheme implementation is easy, simple in structure, the switch cabinet handcart propulsion mechanism of low cost of manufacture.
The object of the present invention is achieved like this, a kind of switch cabinet handcart propulsion mechanism, form by switch cubicle and handcart, be characterized on the base plate of switch cubicle, being provided with gathering sill, connecting lever, pull bar and lever are installed below the handcart chassis, connecting lever is fixed on the secondary bevel gear, lever, pull bar, connecting lever connect by pivot pin, the middle part of lever is connected with the handcart chassis axle, the head open slot of lever and switch cubicle base plate are coupling and touch, the axis of guide on the lever is installed in the gathering sill and can slides in gathering sill, secondary bevel gear and master bevel gear engagement.
In order further to realize purpose of the present invention, can be on master bevel gear, to be provided with the propelling interlock.
In order further to realize purpose of the present invention, can be that described propelling interlock is to be provided with locking hole on the axle sleeve of master bevel gear, the alignment pin that can insert locking hole is movably arranged on the handcart chassis, and alignment pin is fixed with wedge near the master bevel gear end, is with spring on the alignment pin.
In order further to realize purpose of the present invention, can be to be provided with two location holes at the switch cubicle base plate, handcart is provided with the handcart alignment pin, and the handcart alignment pin can insert the location hole location.
In order further to realize purpose of the present invention, can be respectively to be provided with a spacer pin in the both sides of pull bar.
Compared with the prior art the present invention has following distinguishing feature and good effect: the present invention adopts and be provided with gathering sill on the base plate of switch cubicle, handcart is equipped with connecting lever below the chassis, pull bar and lever, connecting lever is fixed on the secondary bevel gear, lever, pull bar, connecting lever connects by pivot pin, the middle part of lever is connected with the handcart chassis axle, the head open slot of lever and switch cubicle base plate are coupling and touch, the axis of guide on the lever can slide in the gathering sill on base plate, secondary bevel gear and master bevel gear engagement, utilize operating grip to rotate master bevel gear, give lever construction by bevel gear with force transmission, bevel gear changes the direction of power, lever and operating grip are effort-saving mechanism, and handcart moving contact and cabinet fixed contact, are played a role by handcart advancing mechanism when separating in contact, handcart is advanced or pulls out, reach laborsaving purpose, do not take handcart components and parts installation site simultaneously, various components and parts all can be contained on the handcart, the major loop scheme implementation is easy, has reached simple in structure, the purpose of low cost of manufacture; On master bevel gear, be provided with the propelling interlock, guaranteed that the dynamic and static contact of handcart and cabinet contacts before, advance interlock that handcart can not be moved ahead; Be provided with two location holes at the switch cubicle base plate, handcart is provided with the handcart alignment pin, and the handcart alignment pin can insert the location hole location, guarantees that handcart is at the reliable position and lock of test position and service position; Respectively be provided with a spacer pin in the both sides of pull bar, anti-locking mechanism is crossed the dead point.
Description of drawings
Below in conjunction with meeting drawings and Examples the present invention is described in further detail.
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is an another kind of structural representation of the present invention.
Fig. 3 is a kind of structural representation of propelling interlock of the present invention.
Fig. 4 is another structural representation of the present invention.
Embodiment
Embodiment 1, a kind of switch cabinet handcart propulsion mechanism, with reference to Fig. 1, be on the base plate of switch cubicle 7, to be provided with gathering sill 6, handcart is equipped with connecting lever 3 below 8 chassis, pull bar 2 and lever 1, connecting lever 3 is fixed on the secondary bevel gear 4, lever 1, pull bar 2, connecting lever 3 connects by pivot pin successively, the middle part of lever 1 is connected with handcart 8 chassis axle, the head open slot of lever 1 and switch cubicle 7 base plates are coupling and touch, and the axis of guide on the lever 1 is installed in the gathering sill 6 and can slides in gathering sill 6, secondary bevel gear 4 and master bevel gear 5 engagements, but the axle socket operating grip of master bevel gear 5 rotates, and this constitutes a kind of structure of the present invention.
Embodiment 2, a kind of switch cabinet handcart propulsion mechanism, with reference to Fig. 2, Fig. 3, be on the basis of embodiment 1, on master bevel gear 5, be provided with and advance interlock 9 that advancing interlock 9 is to be provided with locking hole 10 on the axle sleeve of master bevel gear 5, the alignment pin 11 that can insert locking hole 10 is movably arranged on handcart 8 chassis, alignment pin 11 is fixed with wedge 12 near master bevel gear 5 ends, is with spring 13 on the alignment pin 11, and other and embodiment 1 are identical.
Embodiment 3, a kind of switch cabinet handcart propulsion mechanism, with reference to Fig. 3, Fig. 4, be on the basis of embodiment 2, be provided with two location holes 14 at switch cubicle 7 base plates, handcart 8 is provided with handcart alignment pin 16, handcart alignment pin 16 can insert location hole 14 location, guarantee that handcart in test position and service position position and lock usefulness, respectively is provided with a spacer pin 15 in the both sides of pull bar 2, other and embodiment 2 are identical.
Use when of the present invention, when operate as normal, advance the spring 13 of interlock 9 to compress wedge 12, alignment pin 11 is inserted in the location hole 10, pin master bevel gear 5, handcart can not be moved ahead, insert operating grip, the operating grip cylindrical will advance wedge 12 jack-up in the interlock 9, drive alignment pin 11 and break away from locking hole 10 on 5 of the master bevel gears, at this moment clockwise rotate operating grip, operating grip drives master bevel gear 5 and rotates secondary bevel gear 4 rotations of drive, secondary bevel gear 4 rotates and drives connecting lever 3 rotations, and connecting lever 3 rotations drive pull bar 2 and rotate, and pull bar 2 promotes lever 1 and centers on the rotation of switch cubicle 7 base plate pivot pins, the axis of guide on the lever 1 slides in gathering sill 6, move ahead in the direction of regulation thereby promote handcart, reach the labor-saving effect, reverse operating then handcart withdraws from backward.
As long as mechanism of the present invention can be used as independent parts and is contained on the handcart chassis and can satisfies the installation dimension requirement.
Claims (5)
1. switch cabinet handcart propulsion mechanism, form by switch cubicle (7) and handcart (8), it is characterized in that on the base plate of switch cubicle (7), being provided with gathering sill (6), handcart (8) is equipped with connecting lever (3) below the chassis, pull bar (2) and lever (1), connecting lever (3) is fixed on the secondary bevel gear (4), lever (1), pull bar (2), connecting lever (3) connects by pivot pin, the middle part of lever (1) is connected with handcart (8) chassis axle, the head open slot of lever (1) and switch cubicle (7) base plate are coupling and touch, the axis of guide on the lever (1) is installed in the gathering sill (6) and can slides in gathering sill (6), secondary bevel gear (4) and master bevel gear (5) engagement.
2. a kind of switch cabinet handcart propulsion mechanism according to claim 1 is characterized in that being provided with propelling interlock (9) on master bevel gear (5).
3. a kind of switch cabinet handcart propulsion mechanism according to claim 2, it is characterized in that described propelling interlock (9) is to be provided with locking hole (10) on the axle sleeve of master bevel gear (5), the alignment pin (11) that can insert locking hole (10) is movably arranged on handcart (8) chassis, alignment pin (11) is fixed with wedge (12) near master bevel gear (5) end, is with spring (13) on the alignment pin (11).
4. a kind of switch cabinet handcart propulsion mechanism according to claim 1 is characterized in that being provided with two location holes (14) at switch cubicle (7) base plate, and handcart (8) is provided with handcart alignment pin (16), and handcart alignment pin (16) can insert location hole (14) location.
5. a kind of switch cabinet handcart propulsion mechanism according to claim 1 is characterized in that respectively being provided with a spacer pin (15) in the both sides of pull bar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100193662A CN101694928B (en) | 2009-10-16 | 2009-10-16 | Switch cabinet handcart propulsion mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100193662A CN101694928B (en) | 2009-10-16 | 2009-10-16 | Switch cabinet handcart propulsion mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101694928A CN101694928A (en) | 2010-04-14 |
| CN101694928B true CN101694928B (en) | 2011-12-28 |
Family
ID=42093874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100193662A Active CN101694928B (en) | 2009-10-16 | 2009-10-16 | Switch cabinet handcart propulsion mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101694928B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071268B (en) * | 2015-07-27 | 2017-09-01 | 兴机电器有限公司 | A kind of switch cabinet handcart assembly |
| CN118554317A (en) * | 2024-05-21 | 2024-08-27 | 江苏贝力嘉电气有限公司 | Centrally-mounted extraction mechanism, switch cabinet and use method of switch cabinet |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200944508Y (en) * | 2006-09-11 | 2007-09-05 | 耐吉科技股份有限公司 | Handcart-type high-voltage switch cabinet |
-
2009
- 2009-10-16 CN CN2009100193662A patent/CN101694928B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200944508Y (en) * | 2006-09-11 | 2007-09-05 | 耐吉科技股份有限公司 | Handcart-type high-voltage switch cabinet |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2007-336763A 2007.12.27 |
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| Publication number | Publication date |
|---|---|
| CN101694928A (en) | 2010-04-14 |
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Address after: 265200 no.256, Longmen West Road, Laiyang City, Yantai City, Shandong Province Patentee after: Shenghui Intelligent Technology Co.,Ltd. Address before: 265200 no.256, Longmen West Road, Laiyang City, Yantai City, Shandong Province Patentee before: SHANDONG LUYITONG INTELLIGENT ELECTRICAL Co.,Ltd. |
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