CN205542549U - Novel earthing switch interlock of high tension switchgear - Google Patents
Novel earthing switch interlock of high tension switchgear Download PDFInfo
- Publication number
- CN205542549U CN205542549U CN201620269780.4U CN201620269780U CN205542549U CN 205542549 U CN205542549 U CN 205542549U CN 201620269780 U CN201620269780 U CN 201620269780U CN 205542549 U CN205542549 U CN 205542549U
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- interlocking
- back door
- axle
- shaft
- emergency release
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Abstract
The utility model relates to a novel earthing switch interlock of high tension switchgear, this novel earthing switch interlock of high tension switchgear include the operating axis and connect preceding door plant blocking device and the back door plant blocking device at the operating axis both ends, wherein the operating axis includes two sections, connects through the adapter sleeve and is a whole, preceding door plant blocking device includes sector plate, axle sleeve, auxiliary switch round pin axle, auxiliary switch bent plate, preceding interlock pin axle, interlocking bent plate, preceding gate interlock axle, aluminium support, operating axis apron, back door plant blocking device includes emergency release lid, emergency release fixed block, back gate interlock axle, back gate interlock support, back lock axle, stop collar. The utility model provides an unable emergency release's in xiamen problem behind the in a particular case, and need not specialized tool, simple and convenient, an interlocking bent plate adopts the steel sheet to bend into integral type spare part through the panel beating, need not the debugging during installation, has saved man -hour, has improved work efficiency for the shutting of preceding xiamen.
Description
Technical field
This utility model relates to a kind of novel grounded switch interlocking device of high-tension switch cabinet, is applied to middle height complete switch equipment.
Background technology
" five prevent " mechanical interlocking is the mandatory requirements of middle high-voltage switch gear complete set of equipments, and its core is mainly reflected in the reciprocal interlocking by accomplishing before and after's door-plate while earthed switch deciliter.Earthed switch in current domestic central-positioned high-voltage switch cabinet is generally seated on rear side of cabinet, by through cabinet operation axle be grounded before cabinet switch deciliter.Described earthed switch operation axle front end is equipped with fanning strip, and equipped with the bearing pin of band spring assembly below the fanning strip of described front end, described bearing pin stage casing is provided with groove, and earthed switch "on" position low groove is corresponding with the interlocking plate of prepackage on front door, and front door can be closed.Playing door-plate to be in opening the most afterwards, after the most first closing, Xiamen plate earthing switch could separating brake.Operating axle during grounding switch tripping and rotate drive front end fanning strip action, described bearing pin moves up under the force of a spring, and described groove is simultaneously upper to be moved, and front lower door-plate realizes locking.The lock tube hook being simultaneously located at operation shaft end is transferred to level by plumbness, and in the obturator hernia that after hooking, lower door-plate is arranged in advance, rear lower door-plate realizes locking.When needing emergency release in case of exceptional circumstances, the emergency release hole of front lower door-plate advance reservation need to be passed by specific purpose tool, hook the preformed hole of described bearing pin end, the fulcrum pin simultaneously pre-installed by cabinet side frame is upwards prized as fulcrum, realize described bearing pin to move down, the most described bearing pin groove is at described interlocking plate, and front lower door-plate can be opened realization and unlock.Use technique scheme, because back door obturator hernia is that physics is arranged, it is impossible to realize emergency release；Qianmen emergency release needs to use specific purpose tool, and during life-time service, fulcrum pin is easily deformed, and loses the effect of fulcrum and does not realizes emergency release；Needing through repeatedly debugging when the corresponding relation of front gate interlock plate and described bearing pin groove is installed, waste is serious for man-hour, and work efficiency is difficult to improve；After equipment runs, front lower door-plate can need repeatedly open and close because of situations such as maintenance, easily causes interlocking plate and loosens so that front door locking was lost efficacy, and there is potential safety hazard.
Utility model content
The technical problems to be solved in the utility model is the drawbacks described above how overcoming prior art, it is provided that a kind of novel grounded switch interlocking device of high-tension switch cabinet.
For solving above-mentioned technical problem, the novel grounded switch interlocking device of this high-tension switch cabinet includes operating axle and being connected to operate front door blocking device and the Rear Door blocking device at axle two ends；Wherein said operation axle includes two sections, is connected as an entirety by adapter sleeve；Described front door blocking device includes fanning strip, axle sleeve, auxiliary switch bearing pin, auxiliary switch bent plate, front interlocking bearing pin, interlocking bent plate, Qianmen interlocking shaft, aluminium supporting seat, operation shaft-cup plate；Wherein said fanning strip has three, and three fanning strips are connected with each other by axle sleeve and become an entirety, and this entirety one end is connected with described operation axle, and the other end is connected with described aluminium supporting seat；The upper end of described auxiliary switch bearing pin and the upper end of front interlocking bearing pin are connected to the lower end of three described fanning strips, described auxiliary switch bent plate is provided with connecting hole, auxiliary switch bearing pin and front interlocking bearing pin lower end are connected on described auxiliary switch bent plate, and spring it is provided with in connection hole, described front interlocking bearing pin lower end is connected with described interlocking bent plate；The interlocking bent plate front end that is connected is provided with guide groove, and the size of described Qianmen interlocking shaft matches with described guide groove, and it is installed in the installing hole that described control method for lower door of high-tension switch cabinet side is reserved；Described Rear Door blocking device includes emergency release lid, emergency release fixed block, back door interlocking shaft, rear gate interlock bearing, back door lock shaft, stop collar；Wherein said emergency release lid is arranged on described emergency release fixed block, described back door interlocking shaft is bolted on emergency release fixed block, its front end is provided with stopper slot, stopper slot tabling reserved on this stopper slot and described emergency release fixed block realizes spacing and fastens, described rear gate interlock bearing is fixing with described back door interlocking shaft to be connected, described back door lock shaft is arranged on inside described rear gate interlock bearing, and form an entirety therewith, described operation the tip of the axis is connected with back door lock shaft, and in being provided with back-moving spring.It is so designed that, is rotated by earthed switch deciliter described operation axle and drive described fanning strip to rotate, utilize two kinds of bearing pins of elastic force of spring to coordinate realization to move up and down with described fanning strip；Described auxiliary switch bearing pin move up and down can realize auxiliary switch deciliter；Front interlocking latch the tip of the axis is provided with installing hole for installing described interlocking bent plate, the guide groove of described interlocking bent plate moves up and down along with described front interlocking bearing pin, described guide groove can enter or exit in the described Qianmen interlocking shaft being preloaded onto front Xiamen, formation is turned on and off state, it is achieved front lower door-plate locking；Driving described back door lock shaft to rotate when operating described in grounding switch tripping when axle rotates, the locking plate that back door lock shaft is provided with and the groove fit of described back door interlocking shaft, back door enters blocking；When earthed switch is in "on" position, the locking plate of described back door lock shaft exits described groove, now concealed installation spring in described operation axle utilizes elastic force to push described back door interlocking shaft to back door direction, for preventing back door interlocking shaft from coming off, the banking stop laminating that the groove that described rear gate interlock bearing is provided with and described back door interlocking shaft are provided with, not only having prevented and treated that back door interlocking shaft comes off but also serve earthed switch under the opening of back door can not the effect of separating brake, it is ensured that the safety of operator.
As optimization, being provided with stop collar between described operation axle and back door lock shaft, operation axle is connected with back door lock shaft by this stop collar described.Being so designed that, operation shaft end is equipped with described stop collar, and banking stop and described rear gate interlock bearing that described stop collar is provided with described back door interlocking shaft coordinate, and be not only possible to prevent back door interlocking shaft positioning but also serve fixation.
As optimization, described back door lock shaft is fixed on rear gate interlock bearing, and described back door interlocking shaft is provided with groove, and described back door lock shaft is provided with the flange with this groove match.
This utility model one high-tension switch cabinet novel grounded switch interlocking device structural principle is simple, easy to install, and rear Xiamen is provided with emergency unlocking device, and solving Xiamen after in particular cases cannot the problem of emergency release；Qianmen interlocking shaft device is in the side of front lower door-plate, it is only necessary to common spanner just can be dismantled, it is not necessary to specific purpose tool, simple and convenient；Interlocking bent plate for the locking of front Xiamen uses steel plate to be bent into integral type parts through panel beating, without debugging during installation, saves man-hour, improves work efficiency.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings this utility model novel grounded switch interlocking device of one high-tension switch cabinet is described further:
Fig. 1 is the structural representation of the novel grounded switch interlocking device of high-tension switch cabinet；
Fig. 2 is the Qianmen locking schematic diagram of the novel grounded switch interlocking device of high-tension switch cabinet；
Fig. 3 is the back door locking schematic diagram of the novel grounded switch interlocking device of high-tension switch cabinet；
Fig. 4 is the structural representation of the fanning strip of the novel grounded switch interlocking device of high-tension switch cabinet；
Fig. 5 is the structural representation of the back door interlocking shaft of the novel grounded switch interlocking device of high-tension switch cabinet；
Fig. 6 is the structural representation of the rear gate interlock bearing of the novel grounded switch interlocking device of high-tension switch cabinet.
In figure: gate interlock bearing, 15-back door lock shaft, 16-stop collar after bearing pin of interlocking before 1-operation axle, 2-fanning strip, 3-axle sleeve, 4-auxiliary switch bearing pin, 5-auxiliary switch bent plate, 6-, 7-interlocking bent plate, 8-Qianmen interlocking shaft, 9-aluminium supporting seat, 10 operation shaft-cup plate, 11-emergency release lid, 12-emergency release fixed block, 13-back door interlocking shaft, 14-.
Detailed description of the invention
As shown in Figures 1 to 6, the novel grounded switch interlocking device of cabinet that originally compresses switch includes operating axle 1 and being connected to operate front door blocking device and the Rear Door blocking device at axle 1 two ends；Wherein said operation axle 1 includes two sections, is connected as an entirety by adapter sleeve；Described front door blocking device includes fanning strip 2, axle sleeve 3, auxiliary switch bearing pin 4, auxiliary switch bent plate 5, front interlocking bearing pin 6, interlocking bent plate 7, Qianmen interlocking shaft 8, aluminium supporting seat 9, operation shaft-cup plate 10；Wherein said fanning strip 2 has three, and three fanning strips 2 are connected with each other by axle sleeve 3 and become an entirety, and this entirety one end is connected with described operation axle 1, and the other end is connected with described aluminium supporting seat 9；The upper end of described auxiliary switch bearing pin 4 and the upper end of front interlocking bearing pin 6 are connected to the lower end of three described fanning strips 2, described auxiliary switch bent plate 5 is provided with connecting hole, auxiliary switch bearing pin 4 and front interlocking bearing pin 6 lower end are connected on described auxiliary switch bent plate 5, and spring it is provided with in connection hole, described front interlocking bearing pin 6 lower end is connected with described interlocking bent plate 7；Interlocking bent plate 7 front end that is connected is provided with guide groove, and the size of described Qianmen interlocking shaft 8 matches with described guide groove, and it is installed in the installing hole that described control method for lower door of high-tension switch cabinet side is reserved；Described Rear Door blocking device includes emergency release lid 11, emergency release fixed block 12, back door interlocking shaft 13, rear gate interlock bearing 14, back door lock shaft 15, stop collar 16；Wherein said emergency release lid 11 is arranged on described emergency release fixed block 12, described back door interlocking shaft 13 is bolted on emergency release fixed block 12, its front end is provided with stopper slot, stopper slot tabling reserved on this stopper slot and described emergency release fixed block 12 realizes spacing and fastens, described rear gate interlock bearing 14 is fixing with described back door interlocking shaft 13 to be connected, it is internal that described back door lock shaft 15 is arranged on described rear gate interlock bearing 14, and form an entirety therewith, the end of described operation axle 1 is connected with back door lock shaft 15, and in being provided with back-moving spring.
Being provided with stop collar 16 between described operation axle 1 and back door lock shaft 15, operation axle 1 is made 15 by described stop collar 16 with back door lock and is connected；Described back door lock shaft 15 is fixed on rear gate interlock bearing 14, and described back door interlocking shaft 13 is provided with groove, and described back door lock shaft 15 is provided with the flange with this groove match.
It can be that professional and technical personnel in the field realize or use that above-mentioned embodiment is intended to illustrate this utility model; above-mentioned embodiment is modified and will be apparent from for those skilled in the art; therefore this utility model includes but not limited to above-mentioned embodiment; any the claims or description of meeting describes; meet and principles disclosed herein and novelty, the method for inventive features, technique, product, within each falling within protection domain of the present utility model.
Claims (3)
1. the novel grounded switch interlocking device of high-tension switch cabinet, is characterized in that: include operating axle (1) and being connected to operate front door blocking device and the Rear Door blocking device at axle (1) two ends；Wherein
Described operation axle (1) includes two sections, is connected as an entirety by adapter sleeve；
Described front door blocking device includes fanning strip (2), axle sleeve (3), auxiliary switch bearing pin (4), auxiliary switch bent plate (5), front interlocking bearing pin (6), interlocking bent plate (7), Qianmen interlocking shaft (8), aluminium supporting seat (9), operation shaft-cup plate (10)；Wherein said fanning strip (2) has three, three fanning strips (2) are connected with each other by axle sleeve (3) and become an entirety, this entirety one end is connected with described operation axle (1), and the other end is connected with described aluminium supporting seat (9)；The upper end of described auxiliary switch bearing pin (4) and the upper end of front interlocking bearing pin (6) are connected to the lower end of three described fanning strips (2), described auxiliary switch bent plate (5) is provided with connecting hole, auxiliary switch bearing pin (4) and front interlocking bearing pin (6) lower end are connected on described auxiliary switch bent plate (5), and spring it is provided with in connection hole, described front interlocking bearing pin (6) lower end is connected with described interlocking bent plate (7)；Interlocking bent plate (7) front end that is connected is provided with guide groove, and the size at described Qianmen interlocking shaft (8) matches with described guide groove, and it is installed in the installing hole that described control method for lower door of high-tension switch cabinet side is reserved；
Described Rear Door blocking device includes emergency release lid (11), emergency release fixed block (12), back door interlocking shaft (13), rear gate interlock bearing (14), back door lock shaft (15), stop collar (16)；Wherein said emergency release lid (11) is arranged on described emergency release fixed block (12), described back door interlocking shaft (13) is bolted on emergency release fixed block (12), its front end is provided with stopper slot, this stopper slot reserved stopper slot tabling upper with described emergency release fixed block (12) realizes spacing and fastens, described rear gate interlock bearing (14) is fixing with described back door interlocking shaft (13) to be connected, it is internal that described back door lock shaft (15) is arranged on described rear gate interlock bearing (14), and form an entirety therewith, the end of described operation axle (1) is connected with back door lock shaft (15), and in being provided with back-moving spring.
The novel grounded switch interlocking device of high-tension switch cabinet the most according to claim 1, it is characterized in that: be provided with stop collar (16) between described operation axle (1) and back door lock shaft (15), operation axle (1) is connected with back door lock shaft (15) by described this stop collar (16).
The novel grounded switch interlocking device of high-tension switch cabinet the most according to claim 1, it is characterized in that: described back door lock shaft (15) is fixed on rear gate interlock bearing (14), described back door interlocking shaft (13) is provided with groove, and described back door lock shaft (15) is provided with the flange with this groove match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620269780.4U CN205542549U (en) | 2016-04-01 | 2016-04-01 | Novel earthing switch interlock of high tension switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620269780.4U CN205542549U (en) | 2016-04-01 | 2016-04-01 | Novel earthing switch interlock of high tension switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205542549U true CN205542549U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620269780.4U Expired - Fee Related CN205542549U (en) | 2016-04-01 | 2016-04-01 | Novel earthing switch interlock of high tension switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205542549U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316773A (en) * | 2017-07-11 | 2017-11-03 | 江苏镇德电力设备有限公司 | A kind of earthing knife-switch interlock connector |
| CN112509835A (en) * | 2020-09-25 | 2021-03-16 | 河南平高通用电气有限公司 | Interlocking device of grounding switch and front lower door in switch cabinet and switch cabinet |
| CN112802705A (en) * | 2021-01-28 | 2021-05-14 | 杭州施江银电气成套有限公司 | Earthing switch operation axle construction |
| CN114597783A (en) * | 2020-12-07 | 2022-06-07 | 厦门华电开关有限公司 | Switchgear |
-
2016
- 2016-04-01 CN CN201620269780.4U patent/CN205542549U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316773A (en) * | 2017-07-11 | 2017-11-03 | 江苏镇德电力设备有限公司 | A kind of earthing knife-switch interlock connector |
| CN112509835A (en) * | 2020-09-25 | 2021-03-16 | 河南平高通用电气有限公司 | Interlocking device of grounding switch and front lower door in switch cabinet and switch cabinet |
| CN112509835B (en) * | 2020-09-25 | 2023-03-31 | 河南平高通用电气有限公司 | Interlocking device of grounding switch and front lower door in switch cabinet and switch cabinet |
| CN114597783A (en) * | 2020-12-07 | 2022-06-07 | 厦门华电开关有限公司 | Switchgear |
| CN112802705A (en) * | 2021-01-28 | 2021-05-14 | 杭州施江银电气成套有限公司 | Earthing switch operation axle construction |
| CN112802705B (en) * | 2021-01-28 | 2023-02-28 | 杭州施江银电气成套有限公司 | Earthing switch operation axle construction |
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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: 20160831 |