阅读说明：本技术 一种表面张力贮箱推进剂高效全管理装置 (A kind of efficiently full managing device of surface tension propellant tank propellant ) 是由 刘*** 李永 陈磊 李文 张阿莉 丁凤林 刘镇星 于 2019-07-25 设计创作，主要内容包括：本发明涉及一种表面张力贮箱推进剂高效全管理装置,属于空间推进技术领域,特别是一种用于卫星推进系统推进剂的管理装置。本发明的轴向管路有四条且周向均布,在轴向管路上安装两个轴向蓄液器；四条轴向管路互为冗余备份,只要有一条通道与液体相连接,在微重力环境下可以保证推进剂稳定的向管理装置内部输送；本发明的环向通道和轴向通道与十字支撑架安装固定,环向管路为一个圆环管状结构,环向管路与轴向通道通过十字支撑架相连通,同时十字支撑架可以固定轴向通道和环向管路,提高整个管理装置的刚度。(The present invention relates to a kind of efficiently full managing devices of surface tension propellant tank propellant, belong to spacemarching field, especially a kind of managing device for satellite propulsion system propellant.Axial duct of the invention has four and circumferential uniformly distributed, the installation two axial hydraulic accumulators on axial duct；Four axial ducts are mutually redundant backup, as long as there is a channel to be connected with liquid, can guarantee that propellant is stable to managing device delivered inside under microgravity environment；Circumferential channel of the invention and the installation of axial passage and cross supporting frame are fixed, circumferential pipeline is an annulus tubular structure, circumferential pipeline is connected with axial passage by cross supporting frame, while cross supporting frame can fix axial passage and circumferential pipeline, improve the rigidity of entire managing device.)

1. a kind of efficiently full managing device of surface tension propellant tank propellant, it is characterised in that: the device include four axial ducts, Blowdown piping, circumferential pipeline, cross supporting frame and liquid reservoir；

There are two axial hydraulic accumulators for band on each axial duct；

With eight circumferential hydraulic accumulators on circumferential pipeline；

Liquid reservoir has liquid outlet and gas vent；

One end of blowdown piping is connected to the gas vent of liquid reservoir, the other end of blowdown piping and circumferential pipeline connection；

The end of cross supporting frame is fixedly connected on axial duct after passing through circumferential pipeline；

Axial duct is connected to liquid reservoir.

2. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: circumferential Pipeline is an annulus.

3. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: axial Pipeline is c-type structure.

4. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: axial Axial hydraulic accumulator on pipeline is symmetrical with plane where circumferential pipeline.

5. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: circumferential Eight circumferential hydraulic accumulators on pipeline are to be uniformly distributed.

6. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: four Axial duct is respectively labeled as first axis pipeline, the second axial duct, third axial duct and the 4th axial duct；

There are four ends for cross supporting frame band, and four ends are respectively labeled as first end, the second end, third end and the 4th End；

The first end of cross supporting frame is fixedly connected on first axis pipeline after passing through circumferential pipeline, and passes through cross hang Frame makes circumferential pipeline and first axis pipeline connection；

The second end of cross supporting frame is fixedly connected on the second axial duct after passing through circumferential pipeline, and passes through cross hang Frame is connected to circumferential pipeline with the second axial duct；

The third end of cross supporting frame is fixedly connected on third axial duct after passing through circumferential pipeline, and passes through cross hang Frame is connected to circumferential pipeline with third axial duct；

4th end of cross supporting frame is fixedly connected on the 4th axial duct after passing through circumferential pipeline, and passes through cross hang Frame is connected to circumferential pipeline with the 4th axial duct；

One end of first axis pipeline is connected to liquid reservoir；

One end of second axial duct is connected to liquid reservoir；

One end of third axial duct is connected to liquid reservoir；

One end of 4th axial duct is connected to liquid reservoir；

The other end of first axis pipeline, the other end of the second axial duct, the other end of third axial duct and the 4th are axial The other end of pipeline is fixed together.

7. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: axial Hydraulic accumulator includes big cylinder, small column, metal mesh and double layer of metal plate, and big cylinder and small column are integrally formed, big cylinder and small The smooth transition of cylinder connecting portion, the center overlapping of axles of big cylinder and small column, the top of small column are connected to axial duct, gold Belong to net and double layer of metal plate is fixedly connected on the bottom end of big cylinder, and metal mesh is between double layer of metal plate.

8. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 7, it is characterised in that: metal Net uses stainless steel mesh sheet, and band is there are four scallop hole, a square hole and four rectangular openings on metal plate, during square hole is located at The heart, four scallop holes and four rectangular openings are alternately distributed centered on square hole.

9. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 1, it is characterised in that: circumferential Hydraulic accumulator includes big cylinder, small column, metal mesh and double layer of metal plate, and big cylinder and small column are integrally formed, big cylinder and small The smooth transition of cylinder connecting portion, the center overlapping of axles of big cylinder and small column, the top of small column are connected to axial duct, gold Belong to net and double layer of metal plate is fixedly connected on the bottom end of big cylinder, and metal mesh is between double layer of metal plate.

10. the efficiently full managing device of a kind of surface tension propellant tank propellant according to claim 9, it is characterised in that: gold Belong to net and use stainless steel mesh sheet, band is there are four scallop hole, a square hole and four rectangular openings on metal plate, during square hole is located at The heart, four scallop holes and four rectangular openings are alternately distributed centered on square hole.

Technical field

The present invention relates to a kind of efficiently full managing devices of surface tension propellant tank propellant, belong to spacemarching field, Especially a kind of managing device for satellite propulsion system propellant.

Background technique

The in-orbit efficient administrative skill of satellite booster agent at present is still one of the hot spot of space propultion research.Using under microgravity Surface tension driving liquid principle, realize managing device the full administrative skill of net formula without gas enclosure Liquid storage be mobility strong, The high satellite one preferred technique of acceleration.Net formula surface tension propellant tank is the earliest in-orbit surface tension propellant tank used, its use It is the revolution in satellite booster agent tank development process.Relative to taper tank and diaphragm tank, it has brilliant property Can, this is mainly manifested in: volume is big, compatibility is good, extrusion efficiency is high etc., within one period, net formula surface tension propellant tank Using occupying dominant position.With the raising of satellite mobility, to the managerial ability of net formula surface tension propellant tank require by It gradually improves, existing net formula tank is not able to satisfy the demand of high motor-driven, high acceleration and big flow.Therefore, surface tension is store The efficiently full managing device of case propellant is the key that realize that satellite realizes fast reserve, meets different acceleration environments.

Summary of the invention

Technology of the invention solves the problems, such as: overcoming the deficiencies of the prior art and provide a kind of surface tension propellant tank propellant Efficient full managing device, the present invention drive liquid principle using microgravity lower surface tension, realize managing device without gas enclosure liquid Body accumulation, the port of design can satisfy the impact of pressurization no pressure and thrust generates, while plurality of passages are arranged in the device Redundancy backup is done, as long as there is a channel to be connected with liquid, can guarantee that propellant is stable to pipe under microgravity environment Manage device delivered inside.

The technical solution of the invention is as follows:

A kind of efficiently full managing device of surface tension propellant tank propellant, it is characterised in that: the device includes four tube axials Road, blowdown piping, circumferential pipeline, cross supporting frame and liquid reservoir；

There are two axial hydraulic accumulators for band on each axial duct；

With eight circumferential hydraulic accumulators on circumferential pipeline；

Liquid reservoir has liquid outlet and gas vent；

One end of blowdown piping is connected to the gas vent of liquid reservoir, the other end of blowdown piping and circumferential pipeline connection；

The end of cross supporting frame is fixedly connected on axial duct after passing through circumferential pipeline；

Axial duct is connected to liquid reservoir.

Circumferential pipeline is an annulus；Axial duct is c-type structure；

Axial hydraulic accumulator on axial duct is symmetrical with plane where circumferential pipeline.

Eight circumferential hydraulic accumulators on circumferential pipeline are to be uniformly distributed.

Four axial ducts are respectively labeled as first axis pipeline, the second axial duct, third axial duct and the 4th axis To pipeline；

Cross supporting frame band there are four end, four ends be respectively labeled as first end, the second end, third end and 4th end；

The first end of cross supporting frame is fixedly connected on first axis pipeline after passing through circumferential pipeline, and passes through cross Support frame makes circumferential pipeline and first axis pipeline connection；

The second end of cross supporting frame is fixedly connected on the second axial duct after passing through circumferential pipeline, and passes through cross Support frame is connected to circumferential pipeline with the second axial duct；

The third end of cross supporting frame is fixedly connected on third axial duct after passing through circumferential pipeline, and passes through cross Support frame is connected to circumferential pipeline with third axial duct；

4th end of cross supporting frame is fixedly connected on the 4th axial duct after passing through circumferential pipeline, and passes through cross Support frame is connected to circumferential pipeline with the 4th axial duct；

One end of first axis pipeline is connected to liquid reservoir；

One end of second axial duct is connected to liquid reservoir；

One end of third axial duct is connected to liquid reservoir；

One end of 4th axial duct is connected to liquid reservoir；

The other end of first axis pipeline, the other end of the second axial duct, the other end of third axial duct and the 4th The other end of axial duct is fixed together.

Axial hydraulic accumulator includes big cylinder, small column, metal mesh and double layer of metal plate, big cylinder and small column one at Type, big cylinder and the smooth transition of small column connecting portion, the center overlapping of axles of big cylinder and small column, the top of small column and axis To pipeline connection, metal mesh and double layer of metal plate are fixedly connected on the bottom end of big cylinder, and metal mesh be located at double layer of metal plate it Between.Metal mesh uses stainless steel mesh sheet, and there are four scallop hole, a square hole and four rectangular openings, square holes for band on metal plate Positioned at center, four scallop holes and four rectangular openings are alternately distributed centered on square hole.

Circumferential hydraulic accumulator includes big cylinder, small column, metal mesh and double layer of metal plate, big cylinder and small column one at Type, big cylinder and the smooth transition of small column connecting portion, the center overlapping of axles of big cylinder and small column, the top of small column and axis To pipeline connection, metal mesh and double layer of metal plate are fixedly connected on the bottom end of big cylinder, and metal mesh be located at double layer of metal plate it Between.Metal mesh uses stainless steel mesh sheet, and there are four scallop hole, a square hole and four rectangular openings, square holes for band on metal plate Positioned at center, four scallop holes and four rectangular openings are alternately distributed centered on square hole.

Beneficial effect

(1) axial duct of the invention has four and circumferential uniformly distributed, the installation two axial hydraulic accumulators on axial duct；Four Axial duct is mutually redundant backup, as long as there is a channel to be connected with liquid, can guarantee to promote under microgravity environment Agent is stable to managing device delivered inside；

(2) circumferential channel of the invention and the installation of axial passage and cross supporting frame are fixed, and circumferential pipeline is an annulus Tubular structure, circumferential pipeline are connected with axial passage by cross supporting frame, while cross supporting frame can fix axial lead to Road 3 and circumferential pipeline 5, improve the rigidity of entire managing device；

(3) bleed passage of the invention and circumferential pipeline penetrate through, while bleed passage connection makes the gas of positioned therein Managing device can be smoothly discharged；

(4) the efficiently full managing device of a kind of surface tension propellant tank propellant of the invention can be real using surface tension effects Gas when existing propellant flow rate is not more than 6L/min will not enter inside managing device, guarantee the row that no gas enclosure may be implemented Liquid；

(5) the efficiently full managing device of surface tension propellant tank propellant of the invention not only has excellent Propellant Management energy Power, and strong antijamming capability can apply to the high satellite propulsion system of mobility strong, acceleration, may be implemented inside tank The full management of propellant；

(6) the efficiently full managing device of surface tension propellant tank propellant of the invention can be applied in height less than 600mm Acceleration is less than 10m²The environment of/s；

(7) the efficiently full managing device of surface tension propellant tank propellant of the present invention can be applied to various volumes pushing away less than 200L Into agent tank；

(8) when the efficiently full managing device of surface tension propellant tank propellant of the present invention makes gas boosting, gas can be from circumferential direction It is even to be discharged into inside tank, it realizes symmetrical exhaust, offsets gas boosting process and generate thrust and avoid generating big compression shock；

(9) the efficiently full managing device of a kind of surface tension propellant tank propellant, including port, axial passage, axial hydraulic accumulator, Bleed passage, circumferential pipeline, support frame, circumferential hydraulic accumulator, liquid reservoir and liquid mouth；Port is installed together with 4 axial passages； There are 2 axial hydraulic accumulators on every axial passage, installation 8 circumferential hydraulic accumulators on circumferential pipeline, hydraulic accumulator is for collecting tank Internal liquid enters inside managing device, while the metal mesh on hydraulic accumulator surface can prevent gas from entering inside managing device； Circumferential pipeline, axial passage are connected and fixed by intermediate support frame, and managing device can be improved in circumferential support frame Rigidity；Receiver top installs bleed passage, and bleed passage and an axial passage penetrate through, and make the gas of positioned therein Can smoothly there be axial passage that managing device is discharged；Filling or in-orbit discharge propellant of the liquid mouth for propellant.The present invention Ensure that propellant is largely lower under microgravity environment can form sufficiently stable gas-liquid interface, and gas will not enter managing device It is internal；It will not be to the generation compression shock inside managing device when by port to tank internal pressurization；The invention not only has Excellent Propellant Management ability, and the full management of tank internal propellant may be implemented, strong antijamming capability can apply to The high satellite propulsion system of mobility strong, acceleration.

Detailed description of the invention

Fig. 1 is the efficiently full managing device schematic perspective view of a kind of surface tension propellant tank propellant of the invention；

Fig. 2 is the axial accumulator configuration schematic diagram of the present invention；

Fig. 3 is the axial hydraulic accumulator metal plate open-celled structure schematic diagram of the present invention；

Fig. 4 is the device of the invention structural schematic diagram.

Specific embodiment

The efficiently full managing device of a kind of surface tension propellant tank propellant of the invention is driven using microgravity lower surface tension Liquid principle, the present invention drive liquid principle using microgravity lower surface tension, realize managing device without gas enclosure Liquid storage, The port of design can satisfy the impact of pressurization no pressure and thrust generates, while to do redundancy standby for device setting plurality of passages Part, as long as there is a channel to be connected with liquid, it can guarantee that propellant is stable into managing device under microgravity environment Portion's conveying.

Being less than 600mm in height using the efficiently full managing device of surface tension propellant tank propellant of the present invention can be applied to add Speed is less than 10m²The environment of/s can be applied to the propellant tank that various volumes are less than 200L.

A kind of efficiently full managing device of surface tension propellant tank propellant, comprising: axial passage 2, is deflated at axial hydraulic accumulator 3 Channel 4, circumferential pipeline 5, support frame 6, circumferential hydraulic accumulator 7, liquid reservoir 8 and liquid mouth 9；

As shown in Fig. 1,4, for a kind of efficiently full managing device structural schematic diagram of surface tension propellant tank propellant of the present invention.Gas 1 and 4 axial passage 2 of mouth is fixed on together；There are 2 axial hydraulic accumulators 3 on every axial passage 2, pacifies on circumferential pipeline 5 8 circumferential hydraulic accumulators 7 are filled, axial hydraulic accumulator 3 and circumferential hydraulic accumulator 7 enter in managing device for collecting tank internal liquid Portion, while the metal mesh on hydraulic accumulator surface can prevent gas from entering inside managing device；Circumferential pipeline 5, axial passage lead to 7 mistakes Intermediate support frame 6 is connected and fixed, and the rigidity of managing device can be improved in circumferential support frame 6；It is installed at the top of liquid reservoir 8 Bleed passage 4, and bleed passage 4 and an axial duct 4 penetrate through, and have the gas of positioned therein smoothly axial logical Managing device is discharged in road；Filling or in-orbit discharge propellant in 8 bottom of liquid reservoir, for propellant is arranged in liquid mouth 9.

As shown in Fig. 2, axial hydraulic accumulator 3 is by a circular cylindrical cavity and two layers for the present invention 3 schematic diagram of axial hydraulic accumulator It presss from both sides one layer of metal mesh among metal plate to constitute, metal mesh uses stainless steel mesh sheet, and it is 6100Pa, gold that bubble breakpoint pressure, which may be implemented, Belong to and open hole on plate, guarantees that the flow resistance of propellant inflow hydraulic accumulator can satisfy the traffic requirement of managing device；

As shown in figure 3, for the present invention 3 bottom metal open-celled structure schematic diagram of axial hydraulic accumulator, aperture knot on metal plate Structure can guarantee that flow resistance when fluid flows through axial hydraulic accumulator is lower.

Axial passage 4 of the invention has 4 and circumferential uniformly distributed, the installation two axial hydraulic accumulators 3 on axial duct 4；4 Axial duct 4 is mutually redundant backup, as long as there is a channel to be connected with liquid, can guarantee propellant under microgravity environment It is stable to managing device delivered inside.

Circumferential pipeline 5 is an annulus tubular structure, and circumferential pipeline 5 passes through the channel phase on support frame 6 with axial passage 3 Connection, while support frame 6 can fix axial passage 3 and circumferential pipeline 5, improve the rigidity of entire managing device.

Bleed passage 4 of the invention and an axial passage 3 penetrate through, while the connection of bleed passage 4 makes inside liquid reservoir 8 Gas can smoothly have axial passage that managing device is discharged.

Liquid mouth 9 of the present invention is located in 8 bottom of liquid reservoir, and the discharge of filling and the on-board propulsion agent of propellant may be implemented.

The efficiently full managing device of surface tension propellant tank propellant of the invention not only has excellent Propellant Management ability, And strong antijamming capability, it can apply to the high satellite propulsion system of mobility strong, acceleration.Product has a plurality of Redundancy Design logical Road, high reliablity, applying in satellite propulsion system has certain advantage, and can also be achieved the bubble breakpoint pressure of 6100Pa, Ensure to provide the propellant without gas enclosure to engine.

Present invention will be further explained below with reference to the attached drawings and examples.