CN219625263U - Energy testing system - Google Patents
Energy testing system Download PDFInfo
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- CN219625263U CN219625263U CN202320419550.1U CN202320419550U CN219625263U CN 219625263 U CN219625263 U CN 219625263U CN 202320419550 U CN202320419550 U CN 202320419550U CN 219625263 U CN219625263 U CN 219625263U
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- pushing
- thrust
- energy testing
- testing system
- fixedly connected
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 238000004080 punching Methods 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 abstract description 14
- 230000009471 action Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The utility model discloses an energy testing system, which belongs to the technical field of rocket thrust device testing, and comprises the following components: the device comprises a pushing device, a pushing object locking and releasing device and a test bed; the pushing object is arranged on the bearing table top and fixedly connected with the test table, and can be pushed out of the test table under the action of the pushing device; the pushing object locking and releasing device is fixedly connected with the test bed; the pushing object locking and releasing device is configured to lock the pushing object on the bearing table top before energy testing, and is a device for unlocking the pushing object and the bearing table top during energy testing. The utility model can obtain the actual data of the thrust quantity of the thrust device, provides a basis for the interstage separation or the fairing separation of the rocket in rocket launching, realizes the attenuation characteristic of the thrust force of the rocket thrust device, and provides accurate parameter data for the effective interstage separation or the effective fairing separation of the rocket.
Description
Technical Field
The utility model relates to the technical field of rocket thrust device testing, in particular to an energy testing system.
Background
In rocket stage separation or fairing separation, a spring thrust device or a gas thrust device powered by a pneumatic energy source may be used to provide the impulse.
In daily practice, the existing technical scheme is found to have the following problems:
when the pushing device is used for providing the impulse, whether the spring pushing device or the gas pushing device is used, the output of the pushing force in the pushing process is nonlinear, the pushing force is larger in the initial section of the pushing, and the pushing force has obvious attenuation along with the continuous progress of the pushing.
The decrease of the thrust amount of the thrust device can cause potential safety hazards in the rocket launching process, and even cause the failure of the separation between rocket stages or the separation of fairings, so that the rocket launching task is failed. However, the prior art does not have a device for measuring the impulse of the spring impulse device, and actual data of the impulse of the spring impulse device cannot be obtained.
In view of the above, it is necessary to provide a new solution to the above problems
Disclosure of Invention
In order to solve the technical problems, the utility model provides an energy measurement system which can obtain actual data of the thrust quantity of a thrust device and provide a basis for the interstage separation or fairing separation of a rocket in rocket launching.
An energy testing system, comprising: the device comprises a pushing device, a pushing object locking and releasing device and a test bed with a bearing table top; the pushing object is arranged on the bearing table top; the pushing device is fixedly connected with the test bed; the pushing end of the pushing device is abutted against the pushing device; the pushing object locking and releasing device is fixedly connected with the test bed; the pushing object locking and releasing device is configured to lock the pushing object on the bearing table top before energy testing, and is a device for unlocking the pushing object and the bearing table top during energy testing.
Preferably, the pushing device is a plurality of pieces with even number; the pushing devices are symmetrically arranged on two sides of the pushing object locking and releasing device.
Preferably, the pushing device is a spring type pushing device.
Preferably, the pushing device is a gas pushing device; the energy test system further comprises a gas supply device for supplying compressed gas to the thrust device; the pushing device is connected with the air supply device through a pipeline.
Preferably, the pushing object comprises a bearing sled and a plurality of weights vertically stacked; the weights are arranged in the bearing pry.
Preferably, the pushing object further comprises a plug seat fixedly arranged on the upper surface of the bearing sled; the weight comprises a heavy object and a mounting cavity arranged on the heavy object; the socket is inserted into the mounting cavity.
Preferably, the front part of the motion direction of the bearing sled is provided with an arc-shaped arched edge; the arc-shaped arch edge and the bottom edge of the bearing sled are in smooth transition.
Preferably, the weight locking and releasing device comprises a connecting seat, a mounting seat, an unlocking pin shaft and a hard pushing and punching connecting piece; the connecting seat is fixedly connected with the test bed; the mounting seat is fixedly connected with the bearing sled; one end of the pushing and punching connecting piece is fixedly connected with the mounting seat; the other end of the pushing and flushing connecting piece is rotationally connected with the connecting seat through the unlocking pin shaft.
Compared with the prior art, the utility model has at least the following beneficial effects:
the utility model can obtain the actual data of the thrust quantity of the thrust device, provides a basis for the interstage separation or the fairing separation of the rocket in rocket launching, realizes the attenuation characteristic of the thrust force of the rocket thrust device, and provides accurate parameter data for the effective interstage separation or the effective fairing separation of the rocket.
Drawings
Some specific embodiments of the utility model will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic diagram of the whole structure of an energy measurement system according to embodiment 1 of the present utility model;
fig. 2 is an external schematic view of a pushing device according to embodiment 1 of the present utility model;
fig. 3 is an internal schematic view of the pushing device according to embodiment 1 of the present utility model;
FIG. 4 is a schematic structural diagram of a pusher and a pusher lock release device according to embodiment 1 of the present utility model;
fig. 5 is a schematic structural diagram of a thrust object with a weight omitted in embodiment 1;
FIG. 6 is a schematic view of the structure of the weight of the novel embodiment 1;
FIG. 7 is a schematic diagram showing the overall structure of an energy measurement system according to embodiment 2 of the present utility model;
FIG. 8 is a schematic diagram illustrating the operation of the energy testing system according to embodiment 2 of the present utility model;
fig. 9 is an external schematic view of a pushing device according to embodiment 2 of the present utility model;
fig. 10 is an internal schematic view of a pushing device according to embodiment 2 of the present utility model.
Wherein the above figures include the following reference numerals:
1. the device comprises a pushing device, 2, a pushing object, 3, a test bed, 4, a pushing object locking and releasing device, 5, an air supply device, 11, a fixing frame, 12, an outer cylinder, 13, an inner cylinder, 14, an end cap, 15, a supporting frame, 16, a locking pin, 17, a spring, 18, a telescopic airbag, 19, an air tap, 21, a bearing sled, 211, a bearing body, 212, an arc-shaped arched edge, 213, a pushing edge, 214, a bottom edge, 22, a socket, 23, a weight, 24, a pushing plate, 231, a heavy object, 232, a mounting cavity, 31, a test bed body, 32, a bearing table top, 41, a connecting seat, 42, a pushing connecting piece, 43, a mounting seat, 44 and an unlocking pin shaft.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1, an energy test system includes: the device comprises a pushing device 1, a pushing object 2, a pushing object locking and releasing device 4 and a test bench 3. The test stand 3 comprises a test stand body 31 and a bearing table surface 32 fixedly arranged on the upper part of the test stand body 31. The thrust object 2 is arranged on the bearing table surface 32. The pushing device 1 is fixedly connected with the test bed 3. The pushing end of the pushing device 1 is abutted against the pushing object 2. The pushing object locking and releasing device 4 is fixedly connected with the test bed 3. The pusher locking and releasing device 4 is configured as a device for locking the pusher 2 to the bearing table 32 before energy testing and unlocking the pusher 2 from the bearing table 32 during energy testing. The pushing device 1 is a plurality of pieces with even quantity, and the pushing devices 1 are symmetrically arranged at two sides of the pushing object locking and releasing device 4. In determining the number of the pushing devices 1, it may be determined according to the target pushing force and the pushing force of the single pushing device 1, and in case the number of the pushing devices 1 is an odd number, the weight of the pushing object 2 is increased by a proper amount to ensure that the pushing devices 1 are even numbers.
As shown in fig. 2 and 3 and referring to fig. 1, the thrust device 1 is a spring type thrust device. The thrust device 1 comprises an outer cylinder 12, an inner cylinder 13, a first supporting frame 11, a second supporting frame 15, a locking pin 16 and a spring 17. The outer cylinder 12 is fixedly connected with both the first support frame 11 and the second support frame 15, and the first support frame 11 is detachably and fixedly arranged at one end part of the outer cylinder 12. The outer tube 12 has a structure with two open ends, and the inner tube 13 has a structure with one open end. The end of the closed end of the inner cylinder 13 is fixedly provided with a terminal cap 14. The end cap 14 is used as a pushing end of the pushing device 1 to be abutted against the pushing object 2. The open end of the inner cylinder 13 is movably inserted into the outer cylinder 12, the closed end of the inner cylinder 13 protrudes out of the outer cylinder 12, and the inner cylinder 13 and the outer cylinder 12 are locked by a locking pin 16.
The inner tube 13 is fixed to the outer tube 12 by the locking action of the locking pin 16, and can be ejected from the outer tube 12 after the locking pin 16 is unlocked. Preferably, the outer cylinder 12 is fixedly connected with the first supporting frame 11 in a threaded connection manner. A spring 17 is provided in the outer tube 12 for ejecting the inner tube 13 from the outer tube 12. One end of the spring 17 is in abutting connection with the first supporting frame 11, and the other end is in abutting connection with the inner wall of the end part of the closed end of the inner cylinder 13.
As shown in fig. 4 to 6, the pushing object 2 includes a carrying sled 21, a pushing plate 24, a plurality of weights 23 vertically stacked and arranged, and a socket 22 fixedly arranged on the upper surface of the carrying sled 21. The carrying sled 21 includes a carrying body 211, a pushing edge 213, a bottom edge 214, and an arc-shaped edge 212, wherein the arc-shaped edge 212 is disposed in front of the moving direction of the carrying body 211, the bottom edge 214 is disposed at the bottom of the carrying body 211, and the pushing edge 213 is disposed behind the moving direction of the carrying body 211. The thrust plate 24 is vertically disposed and fixedly coupled to the thrust edge 213. The arc-shaped arched edge 212 and the bottom edge 214 are smoothly transited, so that the front edge of the bearing sled 21 in the movement direction and the bearing table-board 32 can be effectively prevented from generating cutting force. A number of weights 23 are arranged in the carrying sled 21. The weight 23 includes a heavy object 231 and a mounting cavity 232 provided on the heavy object 231, the mounting cavity 232 being adapted to the shape and size of the socket 22. The socket 22 is inserted into the mounting cavity 232, so that the weight 23 is fixedly connected with the bearing sled 21.
The weight lock release 4 includes a connecting seat 41, a mounting seat 43, an unlocking pin 44 and a hard thrust link 42. The connecting seat 41 is fixedly connected with the test bed 3, the mounting seat 43 is fixedly connected with the bearing sled 21, one end of the pushing and punching connecting piece 42 is fixedly connected with the mounting seat 43, and the other end of the pushing and punching connecting piece is rotatably connected with the connecting seat 41 through the unlocking pin shaft 44. The mounting seat 43 is fixedly connected with the thrust plate 42.
Before the energy test, the spring 17 in the thrust device 1 is in a compressed state, with a tendency to push out the tip cap 14. The pushing object locking and releasing device 4 locks and limits the pushing object 2, so that the pushing object 2 is kept on the bearing table surface 32.
During energy test, the unlocking pin shaft 44 is pulled out, the pushing object 2 is pushed out under the action of the pushing device 1, the horizontal throwing motion is performed at the speed of the end of the pushing stroke, the landing time is calculated according to the landing height of the pushing object 2, the speed of the end of the pushing stroke is calculated according to the landing horizontal distance of the pushing object 2, the amount of work done by the pushing device 1 is calculated according to the speed of the end of the pushing stroke of the pushing object 2, and then the pushing force and the impulse of the pushing device 1 are obtained.
Example 2
Example 2 is the same as example 1. The only differences are that:
as shown in fig. 7 to 8, the thrust device 1 is a gas thrust device, and an energy test system further includes a gas supply device 5 for supplying compressed gas to the thrust device 1. The air supply means 5 comprises an air reservoir. The pushing device 1 is connected with the air supply device 5 through a pipeline.
As shown in fig. 9 and 10, the thrust device 1 includes an outer cylinder 12, an inner cylinder 13, a first support frame 11, a second support frame 15, a telescopic airbag 18, and an air tap 19. The outer cylinder 12 is fixedly connected with both the first support frame 11 and the second support frame 15, and the first support frame 11 is detachably and fixedly arranged at one end part of the outer cylinder 12. The outer cylinder 12 is of a single-end opening structure, a cavity is formed in the outer cylinder, and an air tap 19 communicated with the cavity is arranged at the closed end of the outer cylinder. The inner cylinder 13 and the telescopic balloon 18 are disposed in a cavity inside the outer cylinder 12. The inner cylinder 13 has an open structure at one end, the open end of which is movably inserted into the outer cylinder 12, and the closed end of which is fixedly provided with a head cap 14. The end cap 14 is used as a pushing end of the pushing device 1 to be abutted against the pushing object 2. One end of the telescopic air bag 18 is fixedly connected with the opening end of the inner cylinder 13, the other end of the telescopic air bag is fixedly connected with the inner wall of the bottom end of the outer cylinder 12, and the telescopic air bag is configured in a structure that gas can enter through the air tap 19 and enter into the cavity inside the inner cylinder 13 through the telescopic air bag 18. After compressed gas is supplied by the gas supply device 5, the telescopic airbag 18 pushes the inner cylinder 13 to extend out of the outer cylinder 12 under the action of air pressure, so that the thrust object 2 is pushed to slide along the bearing table surface 32 and drop to the ground to perform horizontal throwing motion.
Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (8)
1. An energy testing system, comprising: the device comprises a pushing device, a pushing object locking and releasing device and a test bed with a bearing table top; the pushing object is arranged on the bearing table top; the pushing device is fixedly connected with the test bed; the pushing end of the pushing device is abutted against the pushing device; the pushing object locking and releasing device is fixedly connected with the test bed; the pushing object locking and releasing device is configured to lock the pushing object on the bearing table top before energy testing, and is a device for unlocking the pushing object and the bearing table top during energy testing.
2. The energy testing system of claim 1, wherein the thrust means is an even number of pieces; the pushing devices are symmetrically arranged on two sides of the pushing object locking and releasing device.
3. The energy testing system of claim 1, wherein the thrust device is a spring thrust device.
4. The energy testing system of claim 1, wherein the thrust device is a gas thrust device; the energy test system further comprises a gas supply device for supplying compressed gas to the thrust device; the pushing device is connected with the air supply device through a pipeline.
5. The energy testing system of claim 1, wherein the thrust object comprises a plurality of weights arranged in a vertical stack and carrying a sled; the weights are arranged in the bearing pry.
6. The energy testing system of claim 5, wherein the thrust object further comprises a socket fixedly arranged on the upper surface of the carrying sled; the weight comprises a heavy object and a mounting cavity arranged on the heavy object; the socket is inserted into the mounting cavity.
7. The energy testing system of claim 5 or 6, wherein the front of the direction of motion of the carrier sled has an arcuate rim; the arc-shaped arch edge and the bottom edge of the bearing sled are in smooth transition.
8. The energy testing system of claim 5, wherein the thrust object lock release device comprises a connection base, a mounting base, an unlocking pin, and a rigid thrust connector; the connecting seat is fixedly connected with the test bed; the mounting seat is fixedly connected with the bearing sled; one end of the pushing and punching connecting piece is fixedly connected with the mounting seat; the other end of the pushing and flushing connecting piece is rotationally connected with the connecting seat through the unlocking pin shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320419550.1U CN219625263U (en) | 2023-03-08 | 2023-03-08 | Energy testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320419550.1U CN219625263U (en) | 2023-03-08 | 2023-03-08 | Energy testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219625263U true CN219625263U (en) | 2023-09-01 |
Family
ID=87770606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320419550.1U Active CN219625263U (en) | 2023-03-08 | 2023-03-08 | Energy testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219625263U (en) |
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2023
- 2023-03-08 CN CN202320419550.1U patent/CN219625263U/en active Active
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Address after: 264000 No.1, Haixiang Middle Road, Fengcheng Street, Haiyang City, Yantai City, Shandong Province Patentee after: Dongfang space technology (Shandong) Co.,Ltd. Country or region after: China Patentee after: Dongfang Space (Jiangsu) Aerospace Power Co.,Ltd. Patentee after: Oriental space technology (Beijing) Co.,Ltd. Patentee after: Orient Space (Hainan) Technology Co.,Ltd. Address before: 265118 No.1 Haixiang Middle Road, Fengcheng street, Haiyang City, Yantai City, Shandong Province Patentee before: Dongfang space technology (Shandong) Co.,Ltd. Country or region before: China Patentee before: Oriental space technology (Beijing) Co.,Ltd. Patentee before: Dongfang Space (Jiangsu) Aerospace Power Co.,Ltd. Patentee before: Orient Space (Hainan) Technology Co.,Ltd. Address after: 265118 No.1 Haixiang Middle Road, Fengcheng street, Haiyang City, Yantai City, Shandong Province Patentee after: Dongfang space technology (Shandong) Co.,Ltd. Country or region after: China Patentee after: Oriental space technology (Beijing) Co.,Ltd. Patentee after: Dongfang Space (Jiangsu) Aerospace Power Co.,Ltd. Patentee after: Orient Space (Hainan) Technology Co.,Ltd. Address before: 265118 No.1 Haixiang Middle Road, Fengcheng street, Haiyang City, Yantai City, Shandong Province Patentee before: Dongfang space technology (Shandong) Co.,Ltd. Country or region before: China Patentee before: Oriental space technology (Beijing) Co.,Ltd. Patentee before: Oriental space (Xi'an) Aerospace Technology Co.,Ltd. Patentee before: Orient Space (Hainan) Technology Co.,Ltd. |