System data acquisition instrument based on ground launch guidance device
By using limiting and reinforcing mechanisms to ensure a stable connection of the data line, the problem of unstable transmission in traditional data acquisition instruments is solved, achieving high-precision and low-latency data transmission and meeting the performance requirements of the guidance system.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-22
- Publication Date
- 2026-03-24
AI Technical Summary
Traditional data acquisition instruments lack vibration-resistant design, multi-parameter synchronous acquisition capability, and high-speed transmission interface, resulting in unstable data transmission and making it difficult to meet the guidance system's requirements for high precision and low latency.
A limiting mechanism and a reinforcing mechanism were designed, including a support shaft, a spring, a pressure plate, a misalignment block, and a threaded head. The limiting mechanism reinforces the data cable, and the threaded head and connecting sleeve are used for clamping and limiting to ensure the stability of data transmission.
It achieves stable data transmission in high-vibration environments, supports multi-parameter synchronous acquisition and high-speed transmission, and meets the high precision and low latency requirements of guidance systems.
Smart Images
Figure CN224034490U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to data acquisition technical field, concretely is a kind of based on ground launch guidance device system data acquisition instrument. BACKGROUND
[0002] With the rapid development of modern military technology and aerospace technology, ground launch guidance device (such as missile, rocket, unmanned aerial vehicle launch system, etc.) faces higher technical requirements in precision strike, target tracking and environmental adaptability, and the performance of the guidance system directly depends on the real-time acquisition, processing and analysis of key data such as trajectory parameters, environmental parameters and equipment status during launch.
[0003] During the launch of ground launch guidance device, trajectory parameters (such as acceleration, attitude angle), environmental parameters (such as temperature, air pressure) and equipment status data (such as voltage, signal strength) need to be collected in real time. Due to the lack of anti-vibration design, multi-parameter synchronous acquisition capability and high-speed transmission interface, traditional data acquisition instruments cannot meet the demand of guidance system for high-precision and low-delay data.
[0004] Data acquisition instrument is used in the process of ground launch guidance, and the data acquisition instrument is usually connected and installed with data line to ensure the transmission of ground guidance system data, but lacks the function of reinforcing and limiting the data line during data transmission, so it does not have good stability during transmission, which is not convenient for ground launch guidance data transmission work. UTILITY MODEL CONTENT
[0005] The utility model aims at providing a data acquisition instrument based on ground launch guidance device system to solve the problems raised in the above background technology.
[0006] To achieve the above purpose, the utility model provides the following technical scheme: a data acquisition instrument based on ground launch guidance device system, comprising an acquisition instrument body, a data connection plug is inserted into the front of the acquisition instrument body, a limiting mechanism is arranged on the outer wall of the data connection plug, a reinforcing mechanism is arranged on one side of the limiting mechanism;
[0007] The limiting mechanism comprises a supporting shaft, the supporting shaft is fixedly connected to the front of the acquisition instrument body, a spring is sleeved on the outer wall of the supporting shaft, one end of the spring away from the acquisition instrument body is fixedly connected with a pressing plate, a connecting block is fixedly connected to the outer wall of the data connection plug, a dislocation block is rotatably connected to the front end of the supporting shaft, and a limiting plate is fixedly connected to the front of the acquisition instrument body.
[0008] Preferably, the spring is fixedly connected to the front of the acquisition instrument body, and the back surface of the connecting block is in contact with the front surface of the pressing plate, so that the connecting block can compress the spring through the pressing plate.
[0009] Preferably, the pressing plate is internally provided with a sliding hole, and the pressing plate is slidably connected to the outer wall of the supporting shaft through the sliding hole to limit the movement of the pressing plate.
[0010] Preferably, the connecting block is internally provided with a misalignment opening, and the size of the misalignment block is smaller than the size of the misalignment opening, so that the misalignment block can limit the movement of the connecting block.
[0011] Preferably, the connecting block is slidably connected to the inner side of the limiting plate, and the back surface of the misalignment block is in contact with the front surface of the connecting block to limit the movement of the connecting block.
[0012] Preferably, the reinforcing mechanism comprises a threaded head, the threaded head is fixedly connected to the front end of the supporting shaft, a connecting sleeve is threadedly connected to the outer wall of the threaded head, and a long strip is fixedly connected to the outer wall of the connecting sleeve, so as to conveniently press and reinforce the misalignment block.
[0013] Preferably, the connecting sleeve is threadedly connected to the outer wall of the threaded head, and the back surface of the connecting sleeve is in contact with the front surface of the misalignment block.
[0014] Preferably, the acquisition instrument is internally provided with a multi-channel high-precision AD conversion module, supports the signal input of a temperature sensor, a pressure sensor and an inertial measurement unit (IMU), and has a sampling frequency of not less than 1 kHz.
[0015] Compared with the prior art, the utility model provides a kind of based on ground launch guidance device system data acquisition instrument, with following beneficial effects:
[0016] 1、The based on ground launch guidance device system data acquisition instrument, by being provided with limiting mechanism, rotating misalignment block does circular movement along the axis point of supporting shaft, so that misalignment block can and connecting block produce misalignment, stop connecting block and be pushed by the elasticity of spring, to be reinforced and limited in the process of data transmission, with good stability in the process of transmission, facilitate ground launch guidance data transmission work to carry out.
[0017] 2、The based on ground launch guidance device system data acquisition instrument, by being provided with reinforcing mechanism, by long strip, connecting sleeve is screwed into the outer wall of threaded head, so that connecting sleeve can press and limit misalignment block, so that misalignment block cannot rotate, guarantee the stability of reinforcing and limiting, facilitate reinforcing and limiting work to carry out. DETAILED DESCRIPTION
[0018] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor intensity:
[0019] Figure 1 It is the structure front view of the utility model;
[0020] Figure 2 It is the structure left view of the utility model;
[0021] Figure 3 It is Figure 2 The enlarged structure schematic view of A in the middle;
[0022] Figure 4 It is the structure schematic view of the support shaft.
[0023] In the figure: 1, acquisition instrument body;2, data connection plug;3, limiting mechanism;31, support shaft;32, spring;33, pressing plate;34, staggered block;35, connecting block;36, limiting plate;4, reinforcing mechanism;41, threaded head;42, connecting sleeve;43, long strip. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0025] In the utility model, unless explicitly defined and limited, the terms "mounting", "connection", "connecting", "fixing" and the like should be understood broadly, for example, can be fixed connection, can also be detachable connection, or integrated;Can be mechanical connection, can also be electrical connection;Can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0026] The utility model provides the following technical scheme:
[0027] Embodiment one
[0028] Combined Figures 1 to 4 A data acquisition instrument based on ground launch guidance device system, including acquisition instrument body 1, the acquisition instrument body 1 front plug-in has data connection plug 2, data connection plug 2 outer wall is provided with limiting mechanism 3, limiting mechanism 3 one side is provided with reinforcing mechanism 4;
[0029] The limiting mechanism 3 comprises a supporting shaft 31 fixedly connected to the front face of the collection instrument body 1, a spring 32 sleeved on the outer wall of the supporting shaft 31, a pressing plate 33 fixedly connected to the end of the spring 32 away from the collection instrument body 1, a connecting block 35 fixedly connected to the outer wall of the data connection plug 2, a dislocation block 34 rotationally connected to the front end of the supporting shaft 31, and a limiting plate 36 fixedly connected to the front face of the collection instrument body 1.
[0030] Further, the spring 32 is fixedly connected to the front face of the collection instrument body 1, and the back face of the connecting block 35 is in contact with the front face of the pressing plate 33, so that the connecting block 35 can be compressed by the pressing plate 33.
[0031] Further, the pressing plate 33 is internally provided with a sliding hole, and the pressing plate 33 is slidingly connected to the outer wall of the supporting shaft 31 through the sliding hole, so as to limit the movement of the pressing plate 33.
[0032] Further, the dislocation block 34 can limit the movement of the connecting block 35.
[0033] Further, the connecting block 35 is slidingly connected to the inner side of the limiting plate 36, and the back face of the dislocation block 34 is in contact with the front face of the connecting block 35, so as to limit the movement of the connecting block 35.
[0034] Embodiment two
[0035] Reference Figures 1 to 4 On the basis of embodiment one, the reinforcing mechanism 4 further comprises a threaded head 41 fixedly connected to the front end of the supporting shaft 31, a connecting sleeve 42 threadedly connected to the outer wall of the threaded head 41, and a long strip 43 fixedly connected to the outer wall of the connecting sleeve 42, so as to conveniently compress and reinforce the dislocation block 34.
[0036] Further, the connecting sleeve 42 is threadedly connected to the outer wall of the threaded head 41, and the back face of the connecting sleeve 42 is in contact with the front face of the dislocation block 34.
[0037] Further, the collection instrument body 1 is internally provided with a multi-channel high-precision AD conversion module, supports the signal input of a temperature sensor, a pressure sensor and an inertial measurement unit (IMU), and has a sampling frequency not lower than 1 kHz.
[0038] In actual operation, when the device is used, when the acquisition instrument body 1 and the data connection plug 2 need to be connected and installed, first the data connection plug 2 can be inserted into the data transmission port of the acquisition instrument body 1, at this time the connecting block 35 slides into the inside of the limiting plate 36, at the same time the connecting block 35 can penetrate the staggered block 34, and the connecting block 35 can push the pressing plate 33 to move, the pressing plate 33 slides on the outer wall of the supporting shaft 31 and compresses the spring 32, at this time the staggered block 34 can be rotated to make circular motion along the axis of the supporting shaft 31, so that the staggered block 34 can be staggered with the connecting block 35, and the connecting block 35 cannot be pushed by the elasticity of the spring 32, thereby the data line can be reinforced and limited during data transmission, and good stability is provided during transmission, and the ground launch guidance data transmission work can be carried out conveniently.
[0039] When the staggered block 34 is selected to limit the connecting block 35, the connecting sleeve 42 can be screwed into the outer wall of the threaded head 41 through the long strip 43 at this time, so that the connecting sleeve 42 can compress and limit the staggered block 34, so that the staggered block 34 cannot be rotated, the stability of the reinforcement and limitation is ensured, and the reinforcement and limitation work can be carried out conveniently.
[0040] In the process of launching a missile, the data acquisition instrument 1 receives the missile-borne sensor signal through the data connection plug 2, collects the missile body acceleration, pitch angle and engine state data in real time, and ensures that the data transmission line is not loose in the high-vibration environment at the moment of launching through the limiting mechanism 3 and the reinforcing mechanism 4, the data is transmitted to the guidance control system after processing, and the trajectory is corrected in real time.
[0041] The data acquisition instrument 1 integrates a multi-channel sensor interface, supports synchronous acquisition of trajectory parameters and environmental parameters, has a built-in anti-electromagnetic interference module, ensures the integrity and transmission stability of data in a strong vibration and high noise environment, and directly connects with the guidance control system through a standardized communication protocol (such as CAN bus or RS-422) to realize millisecond-level data interaction and provide real-time feedback for the guidance algorithm.
[0042] It is to be noted that, as used in this specification and the appended claims, the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. Thus, for example, reference to "a component" can include a combination of two or more components. Additionally, the terms "comprise," "comprises," and "comprising," or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements is not necessarily limited to those elements, but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Furthermore, unless otherwise indicated herein, the terms "first," "second," "third," etc., are used herein merely as labels, and are not intended to impose ordinal import.
Claims
1. A data acquisition instrument based on a ground-based launch guidance device system, comprising an acquisition instrument body (1), characterized in that: The main body (1) of the data acquisition device is connected to a data connection plug (2) on the front. The outer wall of the data connection plug (2) is provided with a limiting mechanism (3). A reinforcing mechanism (4) is provided on one side of the limiting mechanism (3). The limiting mechanism (3) includes a support shaft (31), which is fixedly connected to the front of the data acquisition device body (1). A spring (32) is sleeved on the outer wall of the support shaft (31). A pressure plate (33) is fixedly connected to the end of the spring (32) away from the data acquisition device body (1). A connecting block (35) is fixedly connected to the outer wall of the data connection plug (2). A misalignment block (34) is rotatably connected to the front end of the support shaft (31). A limiting plate (36) is fixedly connected to the front of the data acquisition device body (1).
2. The data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The spring (32) is fixedly connected to the front of the data acquisition instrument body (1), and the back of the connecting block (35) is in contact with the front of the pressure plate (33).
3. The data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The pressure plate (33) has a sliding hole inside, and the pressure plate (33) is slidably connected to the outer wall of the support shaft (31) through the sliding hole.
4. A data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The connecting block (35) has an opening for misalignment, and the size of the misalignment block (34) is smaller than the size of the misalignment opening.
5. A data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The connecting block (35) is slidably connected to the inner side of the limiting plate (36), and the back of the misaligned block (34) is in contact with the front of the connecting block (35).
6. A data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The reinforcement mechanism (4) includes a threaded head (41), which is fixedly connected to the front end of the support shaft (31). A connecting sleeve (42) is threadedly connected to the outer wall of the threaded head (41), and a long strip (43) is fixedly connected to the outer wall of the connecting sleeve (42).
7. A data acquisition instrument for a ground-based launch guidance device system according to claim 6, characterized in that: The connecting sleeve (42) is threaded to the outer wall of the threaded head (41), and the back of the connecting sleeve (42) is in contact with the front of the misalignment block (34).
8. A data acquisition instrument for a ground-based launch guidance device system according to claim 1, characterized in that: The main body of the data acquisition instrument (1) has a built-in multi-channel high-precision AD conversion module, which supports signal input from temperature sensors, pressure sensors and inertial measurement units (IMUs), and the sampling frequency is not less than 1kHz.