CN201673822U - Energy accumulator for hydraulic spring operating mechanism of high-voltage circuit breaker - Google Patents
Energy accumulator for hydraulic spring operating mechanism of high-voltage circuit breaker Download PDFInfo
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- CN201673822U CN201673822U CN2010201718524U CN201020171852U CN201673822U CN 201673822 U CN201673822 U CN 201673822U CN 2010201718524 U CN2010201718524 U CN 2010201718524U CN 201020171852 U CN201020171852 U CN 201020171852U CN 201673822 U CN201673822 U CN 201673822U
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- energy storage
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- energy accumulation
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Abstract
The utility model discloses an energy accumulator for a hydraulic spring operating mechanism of a high-voltage circuit breaker, which comprises an energy accumulation cavity, an energy accumulation piston, an energy accumulation piston cap and an energy accumulation disc spring assembly. The energy accumulation piston is arranged in the energy accumulation cavity. The outlet of the energy accumulation cavity is provided with the energy accumulation piston cap. The energy accumulation cavity is integrated on a working cylinder. The energy accumulation disc spring assembly when independently packaged is assembled on the working cylinder. The energy accumulation disc spring assembly is arranged on the outlet of the energy accumulation cavity. Compared with the energy accumulator for the hydraulic spring operating mechanism of the high-voltage circuit breaker in the prior art, the utility model has the advantages: the energy accumulation disc spring assembly of the energy accumulator for the hydraulic spring operating mechanism is independently assembled by group, the mechanism assembly and maintenance is convenient, the working cylinder strength and the processing precision are reduced, the quantity of the parts for the mechanism is decreased, and the sealing requirement on the joint of the energy accumulator is reduced.
Description
Technical field: the utility model relates to a kind of primary cut-out powder operation device, particularly a kind of primary cut-out hydraulic pressure spring operating mechanism accumulator.
Background technology: at present, in the primary cut-out hydraulic pressure spring operating mechanism, disk spring energy storage is all adopted in mechanism's energy storage, energy storage dish spring as required, the dish spring combination that adopts different sizes or quantity not to wait becomes dish spring group, mostly these dish spring groups are directly to press-fit on working cylinder, become one with working cylinder, accumulator with the energy storage piston or with the energy storage piston cylinder uniform be installed on the peripheral of working cylinder or directly be installed on the center of working cylinder or outer wall (its concrete structure is seen patent of invention 200710010342.1 and utility model patent 20052010547.9,022808815.9); Also having part hydraulic spring mechanism energy storage dish spring group in addition is to press-fit directly on the energy storage piston cylinder to become with the energy storage piston cylinder that as a whole (its concrete structure is seen patent of invention 94118817.5.Above structure is to except that higher to working cylinder intensity, machining accuracy and energy storage piston cylinder requirement on machining accuracy, the junction of working cylinder and loaded cylinder also needs strict seal request, mechanism's operation back energy storage section is if break down in addition, and maintenance is got up also comparatively difficult.
The utility model content: the utility model is higher to working cylinder intensity, machining accuracy and energy storage piston cylinder requirement on machining accuracy at existing hydraulic pressure spring operating mechanism accumulator mechanism, junction seal request strictness and mechanism to working cylinder and loaded cylinder move the back to problems such as energy storage section trouble hunting difficulty, the hydraulic pressure spring operating mechanism accumulator that provides a kind of energy storage dish spring independently to assemble.This accumulator energy storage piston cylinder or be machined on part of working cylinder with working cylinder design, or independent processing back is assembled into parts with working cylinder, accumulator is assemblied on the working cylinder after independently assembling with dish spring group, and this accumulator has that the part processing difficulty is low, parts are few, leakage point is few, seal request is low and characteristics such as operating maintenance is convenient.
For reaching above purpose, the utility model takes following technical scheme to be achieved: a kind of primary cut-out hydraulic pressure spring operating mechanism accumulator, form by energy-storing chamber, energy storage piston, energy storage piston cap and energy storage dish spring group, the energy storage piston is loaded in the energy-storing chamber, the port of export of energy-storing chamber is equipped with the energy storage piston cap, it is characterized in that: energy-storing chamber is integrated on the working cylinder, and energy storage dish spring group is assemblied on the working cylinder after the assembling separately, and energy storage dish spring group is positioned at the port of export of energy-storing chamber.
Primary cut-out hydraulic pressure spring operating mechanism accumulator according to claim 1, it is characterized in that: described energy storage dish spring group is assembled by flange, upper backup pad, oilless bushing, pull-rod, energy storage dish spring, undersetting, pull-rod passes flange, upper backup pad, energy storage dish spring and undersetting, the pull-rod two ends are trivial tight by nut, primary cut-out hydraulic pressure spring operating mechanism accumulator according to claim 2 is characterized in that: described upper backup pad is worn in the through hole of pull-rod and is embedded with oilless bushing.
The utility model is compared with accumulator with existing high-voltage breaker spring operating mechanism, its advantage is: the utility model hydraulic pressure spring operating mechanism assembles in groups with accumulator energy storage dish spring group is independent, mechanism assembles, maintenance is all comparatively convenient, and working cylinder intensity and requirement on machining accuracy are reduced, mechanism's amount of parts reduces simultaneously, and accumulator junction seal request is reduced.
Description of drawings: accompanying drawing 1 is the utility model primary cut-out hydraulic pressure spring operating mechanism accumulator embodiment 1 accumulator structural representation.
Accompanying drawing 2 is assembled the distribution structure schematic diagram for the utility model primary cut-out with hydraulic pressure spring operating mechanism accumulator embodiment 1 accumulator energy storage dish spring; Accompanying drawing 3 is assembled adapted pull-rod structural representation for the utility model primary cut-out with hydraulic pressure spring operating mechanism accumulator energy storage dish spring; Accompanying drawing 4 is the utility model primary cut-out hydraulic pressure spring operating mechanism accumulator embodiment 2 accumulator structural representations; Accompanying drawing 5 is the utility model primary cut-out hydraulic pressure spring operating mechanism accumulator embodiment 2 energy storage piston mounting arrangement schematic diagrames; Accompanying drawing 6 is assembled the distribution structure schematic diagram for the utility model primary cut-out with hydraulic pressure spring operating mechanism accumulator embodiment 2 accumulator energy storage dish springs; Among the figure: 1, working cylinder, 2, energy-storing chamber, 3, the energy storage piston, 4, energy storage piston cap, 5, energy storage dish spring group, 6, flange, 7, nut, 8, upper backup pad, 9, oilless bushing, 10, pull-rod, 11, energy storage dish spring, 12, undersetting, 13, screw, 14, the energy storage piston cylinder, 15, screw rod, 16, energy storage piston cylinder, 17, tube connector, 18, flange.
Embodiment: the utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Figure 1 shows that the utility model primary cut-out hydraulic pressure spring operating mechanism accumulator embodiment 1 accumulator structural representation, as shown in Figure 1, this accumulator is made up of the energy-storing chamber in the working cylinder 12, energy storage piston 3, energy storage piston cap 4 and energy storage dish spring group 5, accumulator energy-storing chamber 2 is machined on the working cylinder 1, the energy storage piston is loaded among the energy-storing chamber 2, and being equipped with energy storage piston cap 4 in the end of energy-storing chamber, the piston portion of accumulator energy storage so far can become parts independently; Screw 13 is assemblied in energy storage dished spring assembly 5 on the working cylinder 1.
Figure 2 shows that the utility model embodiment 1 accumulator energy storage dished spring assembly assembly structure schematic diagram, shown in 2 figure, this accumulator energy storage dish spring group 5 is by flange 6, upper backup pad 8, oilless bushing 9, pull-rod 10, energy storage dish spring 11, undersetting 12 is assembled, the pull-rod 10 of some quantity passes flange 6, upper backup pad 9, energy storage dish spring 11 and undersetting 12 are undertaken trivial tight by nut 7, upper backup pad 8 is worn in the through hole of pull-rod 10 and is embedded with oilless bushing 9, as shown in Figure 3, the screw thread M and the nut 7 of the processing of pull-rod 10 two ends are supporting, φ d both ends of the surface respectively with flange 6 and undersetting 12 on the stepped hole of processing match and close position-limiting action, the pre compressed magnitude of the length of L decision dish spring group in the pull-rod 10, when the quantity of dish spring or dish spring pre compressed magnitude need change in groups in the dish spring group, in the requirement of strength scope, only can realize making corresponding changes of L length in the pull-rod 10.Simultaneously handle for hard chrome plating on the L surface in the pull-rod 10, with assurance dish spring pull-rod 10 in the energy storage and the process that releases energy enough resistance to wears is arranged when the oilless bushing reciprocating motion.
This accumulator operation principle as shown in Figure 1 and Figure 2, when accumulator needs energy storage, fill and to charge into hydraulic oil in the chamber 2, hydraulic oil promotes energy storage piston 3 and moves down and promote that upper backup pad 8 moves down and compressed energy-storage dish spring 11 carries out energy storage, when hydraulic spring mechanism needs accumulator to release energy, energy storage dish spring 11 releases energy, and promotes upper backup pad 8 and energy storage piston 3 and moves upward, and fills hydraulic oil in can chamber 2 and enters hydraulic spring mechanism work energy needed is provided in the working cylinder.
Figure 4 shows that the utility model primary cut-out hydraulic pressure spring operating mechanism accumulator embodiment 2 accumulator profile schematic diagrames, compare the kind of original paper in the fit of its operation principle and energy storage dish spring group and the energy storage dish spring group with embodiment 1, application characteristic is all identical, difference is that energy storage piston cylinder 16 and working cylinder 1 process respectively, as Fig. 5, shown in Figure 6, energy storage piston 3 is assemblied in the energy storage piston cylinder 16, energy storage piston cap 4 is loaded on the end of energy storage piston cylinder 16, the blind hole end face of energy storage piston cylinder is equipped with tube connector 17 and is used for being connected with working cylinder 1, the energy storage piston element was realized with being connected by screw of working cylinder, because of energy storage piston cylinder 16 profiles bigger, flange 6 structures are distinguished to some extent among flange 18 in the embodiment 2 energy storage dished spring assemblies and the embodiment 1, and the energy storage dished spring assembly was realized with being connected by screw rod 15 of working cylinder.
Claims (3)
1. primary cut-out hydraulic pressure spring operating mechanism accumulator, form by energy-storing chamber, energy storage piston, energy storage piston cap and energy storage dish spring group, the energy storage piston is loaded in the energy-storing chamber, the port of export of energy-storing chamber is equipped with the energy storage piston cap, it is characterized in that: energy-storing chamber is integrated on the working cylinder, energy storage dish spring group is assemblied on the working cylinder after the assembling separately, and energy storage dish spring group is positioned at the port of export of energy-storing chamber.
2. primary cut-out hydraulic pressure spring operating mechanism accumulator according to claim 1, it is characterized in that: described energy storage dish spring group is assembled by flange, upper backup pad, oilless bushing, pull-rod, energy storage dish spring, undersetting, pull-rod passes flange, upper backup pad, energy storage dish spring and undersetting, and the pull-rod two ends are trivial tight by nut.
3. primary cut-out hydraulic pressure spring operating mechanism accumulator according to claim 2 is characterized in that: described upper backup pad is worn in the through hole of pull-rod and is embedded with oilless bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201718524U CN201673822U (en) | 2010-04-27 | 2010-04-27 | Energy accumulator for hydraulic spring operating mechanism of high-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201718524U CN201673822U (en) | 2010-04-27 | 2010-04-27 | Energy accumulator for hydraulic spring operating mechanism of high-voltage circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201673822U true CN201673822U (en) | 2010-12-15 |
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ID=43331231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201718524U Expired - Lifetime CN201673822U (en) | 2010-04-27 | 2010-04-27 | Energy accumulator for hydraulic spring operating mechanism of high-voltage circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201673822U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493939A (en) * | 2011-12-15 | 2012-06-13 | 中国石油集团钻井工程技术研究院 | Combined-type single-plunger hydraulic pump for underground guiding energy acquiring device |
| CN104214267A (en) * | 2014-08-22 | 2014-12-17 | 华中科技大学 | Combined type short-stroke buffer device |
-
2010
- 2010-04-27 CN CN2010201718524U patent/CN201673822U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102493939A (en) * | 2011-12-15 | 2012-06-13 | 中国石油集团钻井工程技术研究院 | Combined-type single-plunger hydraulic pump for underground guiding energy acquiring device |
| CN104214267A (en) * | 2014-08-22 | 2014-12-17 | 华中科技大学 | Combined type short-stroke buffer device |
| CN104214267B (en) * | 2014-08-22 | 2017-02-01 | 华中科技大学 | Combined type short-stroke buffer device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |
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| CX01 | Expiry of patent term |