Optical fiber cascading data acquisition equipment
By using optical fiber staging structure and network cable transmission in data acquisition equipment, the problem of many star network structures in the existing technology is solved, and the transmission speed of bus network structures is slow, and the data transmission speed is achieved lift and reduce cable connections.
Patent Information
- Application Number
- CN202323493263.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-21
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2033-12-21
AI Technical Summary
In the star network structure, most cable connections are not suitable for remote distance transmission, while the data transmission speed of bus network structure is slower.
Design an optical fiber celestible data acquisition device. By setting up an optical switch and multiple switching modules inside the equipment body, it uses optical cables to connect it in sequence to form an optical fiber celestible data acquisition device, combined with network cable transmission, improve the bus transmission speed and Reduce the number of cable connections.
It achieves the improvement of data transmission speed and the reduction of cable connections, and has the advantages of simple field wiring and many node-connected devices.
Smart Images
Figure CN222192502U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to but is not limited to the technical field of data acquisition equipment, in particular to an optical fiber cascaded data acquisition equipment. Background Art
[0002] Existing data acquisition devices mostly use a star network structure or a bus network structure in the data acquisition system.
[0003] The current star network structure has a fast transmission speed, but it has many cable connections and is not suitable for long-distance transmission. The bus network structure has a higher data transmission distance and fewer cables, but the data transmission speed is slow. Therefore, there is an urgent need for an optical fiber cascaded data acquisition device to solve the above shortcomings. Utility Model Content
[0004] Purpose of the utility model: In order to solve the above-mentioned technical problems, the embodiment of the utility model provides a fiber optic cascaded data acquisition device to solve the problem that the existing data acquisition equipment adopts a star network structure with many cable connections and is not suitable for long-distance transmission, and the problem that the data transmission speed is slow when using a bus network structure.
[0005] Technical solution of the utility model: The embodiment of the utility model provides an optical fiber cascaded data acquisition device, comprising: a device body 1, a plurality of supporting feet 2 arranged at the bottom of the device body 1, an optical switch 3 arranged inside the device body 1, and a first switching module 4, a second switching module 5, a third switching module 6 and a fourth switching module 7 arranged inside the device body 1;
[0006] Among them, the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are connected in sequence through optical cables; and the first switching module 4 or the fourth switching module 7 is connected to the optical switch 3 through an optical cable to form an optical fiber cascaded data acquisition device.
[0007] Optionally, in the optical fiber cascaded data acquisition device as described above, the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are respectively connected with a plurality of internal acquisition units 8 via network cables.
[0008] Optionally, in the optical fiber cascaded data acquisition device as described above, the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are arranged in sequence from one side to the other side inside the device body 1.
[0009] Optionally, in the optical fiber cascadeable data acquisition device as described above, the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are all located below the optical switch 3;
[0010] Inside the device body 1, a first exchange module 4, a second exchange module 5, a third exchange module 6 and a fourth exchange module 7 are arranged in sequence from left to right.
[0011] Optionally, the optical fiber as described above can be cascaded in a data acquisition device,
[0012] The optical switch 3 is connected to an external main control computer via a network cable.
[0013] Optionally, the optical fiber as described above can be cascaded in a data acquisition device,
[0014] The number of the supporting feet 2 at the bottom of the device body 1 is set to four.
[0015] Optionally, the optical fiber cascadeable data acquisition device as described above further includes:
[0016] Multiple switching modules at the rear end of the fourth switching module 7 are connected in sequence through optical cables; and the first switching module 4 or the switching module at the end is connected to the optical switch 3 through an optical cable to form a data acquisition device that can be cascaded with optical fibers.
[0017] Beneficial effects of the utility model: The utility model embodiment provides an optical fiber cascaded data acquisition device, firstly, the collected signals are transmitted to the corresponding first switching module 4, second switching module 5, third switching module 6 and fourth switching module 7 through a network cable through a plurality of internal acquisition units 8, and the first switching module 4, second switching module 5, third switching module 6 and fourth switching module 7 are connected through an optical cable so that the signal can be transmitted, and the first switching module 4 or the fourth switching module 7 transmits the received signal to the optical switch 3 through the optical cable for storage, and finally the optical switch 3 transmits the signal to the external main control computer through the network cable. In the utility model embodiment, by using an optical cable hand-in-hand network architecture, the bus uses optical cable transmission, and the internal equipment uses a wired network transmission, which improves the bus transmission speed and reduces the number of cable connections, and has the advantages of simple on-site wiring, fast data transmission speed, and many devices that can be connected to the node. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] The accompanying drawings are used to provide a further understanding of the technical solution of the utility model and constitute a part of the specification. Together with the embodiments of the present application, they are used to explain the technical solution of the utility model and do not constitute a limitation on the technical solution of the utility model.
[0019] Figure 1 The network architecture diagram of the existing star network structure is as follows;
[0020] Figure 2 It is a schematic diagram of the network architecture of the existing bus-type network structure;
[0021] Figure 3 A schematic diagram of the overall structure of an optical fiber cascaded data acquisition device provided by an embodiment of the utility model;
[0022] Figure 4 for Figure 3 The overall structure of the optical fiber cascaded data acquisition device provided by the embodiment shown is a cross-sectional schematic diagram;
[0023] Figure 5 for Figure 3 A schematic diagram of a network architecture of optical fiber cascaded data acquisition equipment provided in the illustrated embodiment;
[0024] Figure 6 for Figure 3 The illustrated embodiment provides a schematic diagram of the circuit structure of an internal acquisition unit in an optical fiber cascaded data acquisition device.
[0025] Reference numerals:
[0026] 1. Equipment body; 2. Support legs; 3. Optical switch; 4. First switching module; 5. Second switching module; 6. Third switching module; 7. Fourth switching module; 8. Internal acquisition unit. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical solution and advantages of the utility model more clear, the embodiments of the utility model will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other arbitrarily without conflict.
[0028] As described in the above background technology, existing data acquisition equipment mostly uses a star network structure or a bus network structure. Figure 1 As shown in the figure, it is a schematic diagram of the network architecture of the existing star network structure; although the star network structure has a fast transmission speed, it has many cable connections and is not suitable for long-distance transmission. Figure 2 The figure shows a schematic diagram of the network architecture of an existing bus-type network structure. The data transmission distance of the bus-type network structure is higher and the cables are fewer, but the data transmission speed is slower.
[0029] Therefore, there is an urgent need for an optical fiber cascaded data acquisition device to solve the above-mentioned shortcomings.
[0030] The utility model provides the following specific embodiments which can be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments.
[0031] Figure 3 The overall structure diagram of an optical fiber cascaded data acquisition device provided by the embodiment of the utility model is as follows: Figure 4 for Figure 3 The main structure of the optical fiber cascaded data acquisition device provided by the embodiment of the utility model includes: an equipment body 1, a plurality of support legs 2 arranged at the bottom of the equipment body 1, an optical switch 3 arranged inside the equipment body 1, and a first switching module 4, a second switching module 5, a third switching module 6 and a fourth switching module 7 arranged inside the equipment body 1.
[0032] like Figure 3 and Figure 4 In the optical fiber cascaded data acquisition device shown, the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are all located below the optical switch 3, and are arranged in sequence from one side to the other side inside the device body 1.
[0033] In the specific implementation, Figure 4 As shown, inside the device body 1, a first exchange module 4, a second exchange module 5, a third exchange module 6 and a fourth exchange module 7 are arranged in sequence from left to right.
[0034] like Figure 5 As shown, Figure 3 The network architecture diagram of the optical fiber cascaded data acquisition device provided by the embodiment shown in the figure; the network connection relationship of the optical fiber cascaded data acquisition device provided by the above embodiment of the utility model is: the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are connected in sequence through optical cables; and the first switching module 4 or the fourth switching module 7 is connected to the optical switch 3 through an optical cable; forming an optical fiber cascaded data acquisition device. Figure 6 As shown, Figure 3 The illustrated embodiment provides a schematic diagram of the circuit structure of an internal acquisition unit in an optical fiber cascaded data acquisition device.
[0035] In an embodiment of the utility model, multiple switching modules, namely the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are connected in sequence using optical cables, and a switching module located at the front end or the end end is connected to the optical switch 3. The overall design is an optical cable hand-in-hand network architecture.
[0036] It should be noted that if Figure 5 As shown, in the embodiment of the utility model, the optical switch 3 is connected to an external main control computer via a network cable.
[0037] Furthermore, the first switching module 4 , the second switching module 5 , the third switching module 6 and the fourth switching module 7 in the embodiment of the utility model are respectively connected with a plurality of internal acquisition units 8 via network cables.
[0038] In a specific implementation, the number of the supporting feet 2 at the bottom of the device body 1 is set to four.
[0039] Based on the optical fiber cascaded data acquisition equipment provided by the above embodiments of the utility model, its working principle and use process are as follows: first, the collected signals are transmitted to the corresponding first switching module 4, second switching module 5, third switching module 6 and fourth switching module 7 through the network cable through multiple internal acquisition units 8. Since the first switching module 4, the second switching module 5, the third switching module 6 and the fourth switching module 7 are connected by optical cables, the signals can be transmitted, and the first switching module 4 or the fourth switching module 7 transmits the received signals to the optical switch 3 through the optical cable for storage, and finally the optical switch 3 transmits the signals to the external main control computer through the network cable. In the embodiment of the utility model, by using the optical cable hand-in-hand network architecture, the bus uses optical cable transmission, and the internal equipment uses wired network transmission, which improves the bus transmission speed and reduces the number of cable connections. It has the advantages of simple on-site wiring, fast data transmission speed, and many devices that can be connected to the node.
[0040] Figures 3 to 5 The illustrated embodiment takes the fiber-optic cascaded data acquisition device provided with four switching modules as an example. The fiber-optic cascaded data acquisition device provided by the embodiment of the utility model can be further expanded to include: multiple switching modules connected in sequence to the rear end of the fourth switching module 7 through optical cables; in this structure, the first switching module 4 or the switching module at the very end is connected to the optical switch 3 through an optical cable to form a fiber-optic cascaded data acquisition device.
[0041] Although the implementation methods disclosed in the utility model are as above, the content is only an implementation method adopted to facilitate the understanding of the utility model, and is not used to limit the utility model. Any technician in the field to which the utility model belongs can make any modifications and changes in the form and details of implementation without departing from the spirit and scope disclosed in the utility model, but the scope of patent protection of the utility model shall still be based on the scope defined in the attached claims.
Claims
1. An optical fiber cascaded data acquisition device, characterized in that: include: A device body (1), a plurality of supporting legs (2) arranged at the bottom of the device body (1), an optical switch (3) arranged inside the device body (1), and a first switching module (4), a second switching module (5), a third switching module (6) and a fourth switching module (7) arranged inside the device body (1); The first switching module (4), the second switching module (5), the third switching module (6) and the fourth switching module (7) are connected in sequence via optical cables; and the first switching module (4) or the fourth switching module (7) is connected to the optical switch (3) via an optical cable to form an optical fiber cascaded data acquisition device.
2. The optical fiber cascaded data acquisition device according to claim 1, characterized in that: The first switching module (4), the second switching module (5), the third switching module (6) and the fourth switching module (7) are respectively connected to a plurality of internal collection units (8) via network cables.
3. The optical fiber cascaded data acquisition device according to claim 1, characterized in that: The first exchange module (4), the second exchange module (5), the third exchange module (6) and the fourth exchange module (7) are arranged in sequence from one side to the other side inside the device body (1).
4. The optical fiber cascaded data acquisition device according to claim 3, characterized in that: The first switching module (4), the second switching module (5), the third switching module (6) and the fourth switching module (7) are all located below the optical switch (3); Furthermore, inside the device body (1), a first exchange module (4), a second exchange module (5), a third exchange module (6) and a fourth exchange module (7) are arranged in sequence from left to right.
5. The optical fiber cascaded data acquisition device according to any one of claims 1 to 4, characterized in that: The optical switch (3) is connected to an external main control computer via a network cable.
6. The optical fiber cascaded data acquisition device according to any one of claims 1 to 4, characterized in that: The number of the supporting feet (2) at the bottom of the device body (1) is set to four.
7. The optical fiber cascaded data acquisition device according to any one of claims 1 to 4, characterized in that: Also includes: Multiple switching modules at the rear end of the fourth switching module (7) are sequentially connected via optical cables; and the first switching module (4) or the switching module at the end is connected to the optical switch (3) via optical cables, forming a data acquisition device that can be cascaded with optical fibers.