CN103277369B - The high power hydraulic of sky parking is met an urgent need energy absorbing device and method - Google Patents

Abstract

The high power hydraulic that the present invention relates to a kind of sky parking is met an urgent need energy absorbing device and method, when energy liquid enters main filler opening to lower in-fighting chamber, sub-fraction enters upper pressure stabilizing cavity by interior exocoel attachment hole, and the overwhelming majority is flowed out to main oil outlet by lower in-fighting chamber; The pressure quickly flowing into in-fighting chamber at present, lower in-fighting chamber when macro-energy liquid can sharply decline, and no liquid flowing in upper pressure stabilizing cavity, therefore pressure is constant; The pressure of upper pressure stabilizing cavity is greater than the pressure in lower in-fighting chamber, floating pressure balance side plate overcomes yielding support and moves down and reduce lower in-fighting cavity gap, the cube order of magnitude of below the energy that lost by this device in-fighting cavity gap is increased, all energy losses are all converted to heat energy, and its advantage is: outside energy increases and to absorb energy larger; Adopt plate armature, thermal diffusivity is good; Not easily blocking and resistance tocrocking strong; Absorb energy steadily can not rebound; Safety protection effect is play to the three-dimensional parking garage lift system failure.

Description

The high power hydraulic of sky parking is met an urgent need energy absorbing device and method

Technical field

The high power hydraulic that the present invention relates to a kind of sky parking is met an urgent need energy absorbing device and method, particularly with the energy absorbing device of sync response with outside energy change.

Background technique

The acceptor of energy extensively adopted at present, its principle utilizes liquid stream can produce larger loss when aperture, and this loss is exactly that liquid flows to aperture absorbed energy, designs various energy absorbing device as foundation.Its main shortcoming, only having when needing the energy absorbing relatively high power does aperture less, the problem brought is that aperture is less, more be easy to blocking, heat dispersion is poorer, thus cause liquid viscosity sharply to reduce and produce gasification simultaneously, reduce endergonic ability on the contrary, even cannot normally work.

Summary of the invention

The high power hydraulic that the invention provides a kind of sky parking is met an urgent need energy absorbing device and method, and better solve the problems referred to above, it has good thermal diffusivity, contamination resistance, and with outside energy change sync response.

The object of the present invention is achieved like this: the high power hydraulic of this sky parking is met an urgent need energy absorbing device, comprise power absorption housing, yielding support, Stamping Steel Ribbon, upper cover, floating pressure balance side plate, front and rear cover, power absorption housing and front and rear cover are fixedly connected to form a cuboid with inside groove, floating pressure balance side plate is that cuboid forms dynamic cooperation in the rectangular groove of power absorption housing, the surrounding of floating pressure balance side plate has Stamping Steel Ribbon to seal, flexibly mounted top and floating pressure balance below side plate and contact, flexibly mounted below contacts with the inner bottom surface of power absorption housing, floating pressure is balanced below side plate and defines lower in-fighting chamber with the inner bottom part of power absorption housing, the height in lower in-fighting chamber is lower in-fighting cavity gap, width is lower in-fighting chamber width, upper pressure stabilizing cavity is defined with upper cover above floating pressure balance side plate, balancing exocoel attachment hole on side plate by floating pressure makes upper pressure stabilizing cavity and lower in-fighting chamber connect, the position of interior exocoel attachment hole is in the vertical center line first half of floating pressure balance side plate, and near front and rear cover, be stamped main filler opening in front end, be stamped main oil outlet in rear end, main filler opening, main oil outlet are on the vertical center line of front and rear cover, simultaneously close with the bottom surface of power absorption housing, and within lower in-fighting chamber.

The invention has the beneficial effects as follows: the high power hydraulic of this sky parking is met an urgent need energy absorbing device and method, owing to have employed said method and apparatus structure, in-fighting chamber under the liquid PQ with energy enters main filler opening to the flow section formed by lower in-fighting cavity gap and lower in-fighting chamber width, sub-fraction enters upper pressure stabilizing cavity by interior exocoel attachment hole, in-fighting chamber under most flow section by being formed by lower in-fighting cavity gap and lower in-fighting chamber width, flows out to main oil outlet.Because there is flow of fluid in lower in-fighting chamber, therefore the pressure in lower in-fighting chamber can decline, when the pressure quickly flowing into in-fighting chamber at present, lower in-fighting chamber with macro-energy liquid can sharply decline, and no liquid flowing in upper pressure stabilizing cavity, therefore pressure is constant.The pressure at upper pressure stabilizing cavity place is greater than the pressure at lower in-fighting chamber place, moves down so floating pressure balance side plate overcomes yielding support lower in-fighting cavity gap is reduced.The energy lost during by calculating liquid and flowing to this energy absorbing device, the namely absorption energy of this device, functional expression is

$y=f\left(\frac{Q}{{\mathrm{\δ}}^3}\right)$

Wherein, y is the off-energy that liquid flows to this energy absorbing device;

Q is the flow that liquid flows to this energy absorbing device, also linearly increases when Q increases y;

δ is the gap value that liquid flows to this energy absorbing device, namely descends in-fighting cavity gap, makes y become the cube order of magnitude to increase when δ reduces;

All energy losses are all converted to heat energy.

This device adopts plate armature, and heat diffusion area is compared not on the same order of magnitude than the heat diffusion area of aperture, therefore perfect heat-dissipating.Because in-fighting chamber width L is longer under the through-flow section of liquid, even if there is local stoppages, also can not affect whole system device, therefore contamination resistance is strong.

Advantage: (1), when outside energy increases, the energy that this device absorbs is larger; (2) this device radiation is good; (3) this device not easily blocks, and contamination resistance is strong; (4) absorb energy steady, can not rebound.(5) when sky parking's elevating system breaks down, safety protection effect can be realized.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the invention will be further described.

Accompanying drawing 1 is structural representation of the present invention.

In figure, 1. power absorption housing, 2. yielding support, 3. Stamping Steel Ribbon, 4. upper cover, 5. floating pressure balance side plate, 6. front and rear cover, 7. main filler opening, 8. main oil outlet, 9. descends in-fighting chamber, 10. go up pressure stabilizing cavity, exocoel attachment hole in 11., 12. times in-fighting cavity gaps, 13. times in-fighting chamber width.

Embodiment

Embodiment 1: energy absorbing method of the present invention and device.

Described device comprises power absorption housing 1, yielding support 2, Stamping Steel Ribbon 3, upper cover 4, floating pressure balance side plate 5, front and rear cover 6, and power absorption housing 1 and front and rear cover 6 are fixedly connected to form a cuboid with inside groove.Floating pressure balance side plate 5 is that cuboid forms dynamic cooperation in the rectangular groove of power absorption housing 1, the surrounding of floating pressure balance side plate 5 has Stamping Steel Ribbon 3 to seal, top and the floating pressure of yielding support 2 balance below side plate 5 and contact, the below of yielding support 2 contacts with the inner bottom surface of power absorption housing 1, floating pressure is balanced below side plate 5 and defines lower in-fighting chamber 9 with the inner bottom part of power absorption housing 1, the height in lower in-fighting chamber 9 is lower in-fighting cavity gap 12, width is lower in-fighting chamber width 13, upper pressure stabilizing cavity 10 is defined with upper cover 4 above floating pressure balance side plate 5, balancing exocoel attachment hole 11 on side plate 5 by floating pressure makes upper pressure stabilizing cavity 10 connect with lower in-fighting chamber 9.The position of interior exocoel attachment hole 11 is in the vertical center line first half of floating pressure balance side plate 5, and near front and rear cover 6.Be stamped main filler opening 7 in front end, be stamped main oil outlet 8 in rear end, main filler opening 7, main oil outlet 8 are on the vertical center line of front and rear cover 6, simultaneously close with the bottom surface of power absorption housing 1, and within lower in-fighting chamber 9.Liquid PQ with energy enters main filler opening 7 to lower in-fighting chamber 9, and sub-fraction enters upper pressure stabilizing cavity 10 by interior exocoel attachment hole 11, and the overwhelming majority is flowed out to main oil outlet 8 by lower in-fighting chamber 9.Because there is flow of fluid in lower in-fighting chamber 9, therefore the pressure in lower in-fighting chamber 9 can decline, especially when the pressure quickly flowing into in-fighting chamber 9 at present, lower in-fighting chamber 9 with macro-energy liquid can sharply decline, and no liquid flowing in upper pressure stabilizing cavity 10, therefore pressure is constant.The pressure at upper pressure stabilizing cavity 10 place is greater than the pressure at lower in-fighting chamber 9 place, moves down so floating pressure balance side plate 5 overcomes yielding support 2 lower in-fighting cavity gap 12 is reduced.

Described power absorption housing 1 is connected to form a cuboid with inside groove with front and rear cover 6.Front and rear cover 6 has main filler opening 7, main oil outlet 8 respectively.Main filler opening 7, main oil outlet 8 are on the vertical center line of front and rear cover 6, simultaneously close with the bottom surface of power absorption housing 1.

Described yielding support 2 is the elasticity linear bearings with memory.

Described floating pressure balance side plate 5 is a cuboid plate, and surrounding can have seal groove, at the vertical center line of floating pressure balance side plate 5, and has interior exocoel attachment hole E near front-end face place.

Concrete absorption process step is: Room, in-fighting chamber 9 under the liquid PQ with energy enters main filler opening 7 to the flow section formed by lower in-fighting cavity gap 12 and lower in-fighting chamber width 13, sub-fraction enters upper pressure stabilizing cavity 10 by interior exocoel attachment hole 11, and under the overwhelming majority passes through the flow section formed by lower in-fighting cavity gap 12 and lower in-fighting chamber width 13, in-fighting chamber 9 is flowed out to main oil outlet 8.Because there is flow of fluid in lower in-fighting chamber 9, therefore the pressure in lower in-fighting chamber 9 can decline, when the pressure quickly flowing into in-fighting chamber 9 at present, lower in-fighting chamber 9 with macro-energy liquid can sharply decline, and no liquid flowing in upper pressure stabilizing cavity 10, therefore pressure is constant.The pressure at upper pressure stabilizing cavity 10 place is greater than the pressure at lower in-fighting chamber 9 place, moves down so floating pressure balance side plate 5 overcomes yielding support 2 lower in-fighting cavity gap 12 is reduced.The energy lost during by calculating liquid and flowing to this energy absorbing device, the namely absorption energy of this device, functional expression is

$y=f\left(\frac{Q}{{\mathrm{\δ}}^3}\right)$

Wherein, y is the off-energy that liquid flows to this energy absorbing device;

Q is the flow that liquid flows to this energy absorbing device, also linearly increases when Q increases y;

δ is the gap value that liquid flows to this energy absorbing device, namely descends in-fighting cavity gap 12, makes y become the cube order of magnitude to increase when δ reduces;

All energy losses are all converted to heat energy.

Working principle: in-fighting chamber 9 under the liquid PQ with energy enters main filler opening 7 to the flow section formed by lower in-fighting cavity gap 12 and lower in-fighting chamber width 13, is divided into two-way: interior exocoel attachment hole 13 of leading up to enters upper pressure stabilizing cavity 10; Separately lead up under main filler opening 7 to the flow section formed by lower in-fighting cavity gap 12 and lower in-fighting chamber width 13 that in-fighting chamber 9 is to main oil outlet 8, liquid flows in lower in-fighting chamber 9, and the pressure at lower in-fighting chamber 9 place reduces to △ P by Pc ₀, the pressure at upper pressure stabilizing cavity 10 place does not become P, and its pressure balance type is that the pressure P at upper pressure stabilizing cavity 10 place takes advantage of the product of the area gained of floating pressure balance side plate 5 upper end to deduct the pressure P at lower in-fighting chamber 9 place ₀floating pressure is taken advantage of to balance the product of the area gained of side plate 5 lower end, both difference overcomes yielding support 2 to be made floating pressure balance side plate 5 to move down lower in-fighting cavity gap 12 and reduce, y is made to become the cube order of magnitude to increase, to reach the object that energy absorbs completely, all energy losses are all converted to heat energy.This device adopts plate armature, and heat diffusion area is compared not on the same order of magnitude than the heat diffusion area of aperture, therefore perfect heat-dissipating.Because in-fighting chamber width L is longer under the through-flow section of liquid, even if there is local stoppages, also can not affect whole system device, therefore contamination resistance is strong.

Claims (2)

1. the high power hydraulic of a sky parking is met an urgent need energy absorbing device, it is characterized in that: described device comprises power absorption housing (1) and is fixedly connected to form a cuboid with inside groove with front and rear cover (6), floating pressure balance side plate (5) is dynamic for cuboid is formed in the rectangular groove of power absorption housing (1) to be coordinated, the surrounding of floating pressure balance side plate (5) has Stamping Steel Ribbon (3) to seal, top and the floating pressure of yielding support (2) balance below side plate (5) and contact, the below of yielding support (2) contacts with the inner bottom surface of power absorption housing (1), floating pressure is balanced below side plate (5) and defines lower in-fighting chamber (9) with the inner bottom part of power absorption housing (1), the height of lower in-fighting chamber (9) is lower in-fighting cavity gap (12), width is lower in-fighting chamber width (13), upper pressure stabilizing cavity (10) is defined with upper cover (4) above floating pressure balance side plate (5), the interior exocoel attachment hole (11) balanced on side plate (5) by floating pressure makes upper pressure stabilizing cavity (10) and lower in-fighting chamber (9) connect, the position of interior exocoel attachment hole (11) is in the vertical center line first half of floating pressure balance side plate (5), and near front and rear cover (6), main filler opening (7) is stamped in front end, main oil outlet (8) is stamped in rear end, main filler opening (7), main oil outlet (8) is on the vertical center line of front and rear cover (6), simultaneously close with the inner bottom surface of power absorption housing (1), and within lower in-fighting chamber (9), when the liquid PQ with energy enters main filler opening (7) to lower in-fighting chamber (9), sub-fraction enters pressure stabilizing cavity (10) by interior exocoel attachment hole (11), the overwhelming majority is flowed out to main oil outlet (8) by lower in-fighting chamber (9).

2. the high power hydraulic of a sky parking is met an urgent need the method for energy absorbing device, it is characterized in that: concrete absorption process step is: in-fighting chamber (9) under the liquid PQ with energy enters main filler opening (7) to the flow section formed by lower in-fighting cavity gap (12) and lower in-fighting chamber width (13), sub-fraction enters pressure stabilizing cavity (10) by interior exocoel attachment hole (11), under the overwhelming majority passes through the flow section formed by lower in-fighting cavity gap (12) and lower in-fighting chamber width (13), in-fighting chamber (9) is flowed out to main oil outlet (8), because lower in-fighting chamber (9) has flow of fluid, therefore the pressure of lower in-fighting chamber (9) can decline, when the pressure quickly flowing into lower in-fighting chamber (9) in-fighting chamber (9) at present with macro-energy liquid can sharply decline, and the interior no liquid flowing of upper pressure stabilizing cavity (10), therefore pressure is constant, the pressure at upper pressure stabilizing cavity (10) place is greater than the pressure at lower in-fighting chamber (9) place, move down so floating pressure balance side plate (5) overcomes yielding support (2) lower in-fighting cavity gap (12) is reduced, the energy lost during by calculating liquid and flowing to this energy absorbing device, the namely absorption energy of this device, functional expression is

$y=f\left(\frac{Q}{{\mathrm{\δ}}^3}\right)$

Wherein, y is the off-energy that liquid flows to this energy absorbing device;

Q is the flow that liquid flows to this energy absorbing device, also linearly increases when Q increases y;

δ is the gap value that liquid flows to this energy absorbing device, namely descends in-fighting cavity gap (12), makes y become the cube order of magnitude to increase when δ reduces;

All energy losses are all converted to heat energy.