CN220820077U - Terminal board test fixture - Google Patents
Terminal board test fixture Download PDFInfo
- Publication number
- CN220820077U CN220820077U CN202322456839.3U CN202322456839U CN220820077U CN 220820077 U CN220820077 U CN 220820077U CN 202322456839 U CN202322456839 U CN 202322456839U CN 220820077 U CN220820077 U CN 220820077U
- Authority
- CN
- China
- Prior art keywords
- terminal board
- pressing block
- test
- base
- workbench
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 41
- 239000000523 sample Substances 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The utility model provides a terminal board test fixture is applied to the test of nuclear industry control system terminal board, anchor clamps are located the workstation, include: the test seat is arranged on the workbench; at least one probe base, which is detachably arranged on the test seat, and is provided with probes in an array; the pressing block is arranged in the chute of the workbench in a sliding manner; the bearing frame is arranged on the workbench and positioned between the pressing block and the test seat and used for accommodating the terminal board to be tested; the mounting seat is arranged in the chute of the workbench in a sliding manner; the pushing piece is arranged on the mounting seat and connected with the pressing block and used for pushing the pressing block along the length direction of the sliding groove. The probe is elastically telescopic along the axial direction of the probe. The clamp is convenient for fixing the terminal board, can be connected quickly and has wider application range.
Description
Technical Field
The utility model relates to a nuclear power product testing technology, in particular to a terminal board testing fixture for a nuclear industry control system.
Background
In the nuclear industry production process, the control system terminal board is an important component part in the nuclear power control system, the control system terminal board is an interface of the nuclear power control system and the field device, the function of isolating the control system and the field device is achieved, connecting wires of the field and the control system are respectively connected to the connecting terminals on two sides of the control system terminal board, signals are transmitted between the control system and the field device after passing through the terminal board, the performance of the control system terminal board determines whether the control system can receive the field signals or not, and meanwhile, whether the field device can accept instructions sent by the control system or not is determined, so that stable operation of the control system of the whole nuclear power plant is related. The types of the control system terminal boards correspond to the types of the control system board cards, and the following steps are 1:1, so the terminal boards used in a complete control system are various in types and large in quantity. The manual test mode that adopts at present is fixed through the mode of holding after the operator inserts test probe test interface, wastes time and energy and the erroneous judgement of test result that the bad contact leads to appears easily, has led to the test error rate height, test efficiency low, working strength is big. It is necessary to make a set of jigs for testing the control system terminal board.
Disclosure of utility model
In order to solve the defects of the related prior art, the utility model provides the terminal board test fixture for the nuclear industry control system, which is convenient to fix, can be connected quickly and has wider application range.
In order to achieve the object of the utility model, the following scheme is adopted:
The utility model provides a terminal board test fixture is applied to the test of nuclear industry control system terminal board, anchor clamps are located the workstation, include:
The test seat is arranged on the workbench;
At least one probe base, which is detachably arranged on the test seat, and is provided with probes in an array;
The pressing block is arranged in the chute of the workbench in a sliding manner;
The bearing frame is arranged between the pressing block and the test seat when in use and is used for accommodating the terminal board to be tested;
the mounting seat is arranged in the chute of the workbench in a sliding manner;
The pushing piece is arranged on the mounting seat and connected with the pressing block and used for pushing the pressing block along the length direction of the sliding groove.
Further, the probe is elastically telescopic along its axial direction.
Further, the pushing member includes:
the base is arranged in the concave part of the middle part of the mounting seat, and a guide sleeve is arranged on the base;
The push rod is arranged in the guide sleeve in a sliding way, and the rear end of the push rod is rotationally connected with one end of a connecting rod;
The bottom end of the handle rod is rotationally connected with the base through a rotating shaft and is connected with the other end of the connecting rod through another rotating shaft.
The utility model has the beneficial effects that:
Only the terminal board to be tested is required to be loaded on the bearing frame, and the pushing piece can be used for completing butt connection, so that the test is convenient and quick; the probe has elastic expansion performance along the axial direction, so that the terminal board can be conveniently pressed tightly by the pressing block, and the terminal board and the probe can be reliably connected; the pushing piece formed by the handle rod, the connecting rod, the base, the guide sleeve and the push rod is utilized, so that the pushing piece can be converted into pushing or recovering force through the lever principle by rotating the handle conveniently, the forward pushing and the backward moving of the pressing block are realized, and the operation is convenient and labor-saving; through setting up detachable probe base, be convenient for carry out the change of probe base according to the demand.
Drawings
Fig. 1 shows a top view of an embodiment of the application.
Fig. 2 shows a perspective view of an embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.
In order to facilitate testing of a terminal board of a nuclear industry control system, an embodiment of the application provides a terminal board test fixture.
As shown in fig. 1-2, the fixture of this example is disposed on a workbench 1, and includes a test seat 2 and a press block 3 disposed opposite to each other: wherein, the test seat 2 is fixed on the workbench 1; the pressing block 3 is arranged in the chute 11 of the workbench 1 in a sliding way.
A plurality of probe bases 21 are detachably arranged on the test seat 2, and probes 22 are arranged on the probe bases 21 in an array mode. Preferably, the probe 22 is an elastic probe having an elastic expansion in the axial direction.
A bearing frame 31 is arranged between the pressing block 3 and the test seat 2 and is used for accommodating the terminal board 6 to be tested. Specifically, if the board to be tested is a finished product, the terminal board 6 is provided with the carrier 31. The outer side of the pressing block 3 is provided with a mounting seat 4 which is arranged in a sliding groove 11 of the workbench 1 in a sliding manner; to facilitate the fixing of the mounting seat 4 after the movement, the mounting seat 4 is provided with a fastening member 41, such as a fastening bolt, for fixing the position of the mounting seat 4 in the chute 11.
The mounting seat 4 is provided with a pushing piece 5, and the pushing piece 5 is connected with the pressing block 3 and is used for pushing the pressing block 3 along the length direction of the sliding groove 11. Specifically, the pushing member 5 includes a base 50 disposed in a recess in the middle of the mounting seat 4, and a guide sleeve 51 is disposed thereon; a push rod 52 is arranged in the guide sleeve 51 in a sliding way, the moving direction of the push rod 52 is consistent with the length direction of the chute 11, and the rear end of the push rod 52 is rotationally connected with one end of a connecting rod 53; the other end of the connecting rod 53 is rotatably connected with the bottom end of the handle rod 55 through a rotating shaft, the bottom end of the handle rod 55 is rotatably connected with the base 50 through another rotating shaft, and a certain distance is reserved between the two rotating shafts. Specifically, the bottom end of the handle lever 55 is connected to a pair of clamping plates 54, the clamping plates 54 are rotatably connected to the base 50 by one rotation shaft and connected to the other end of the link 53 by the other rotation shaft, and the link 53 and the section of the base 50 for connection with the clamping plates 54 are located between the pair of clamping plates 54.
When the test fixture is applied, according to the model of the terminal board 6 to be tested, the corresponding probe bases 21 are replaced, and a plurality of specific probe bases 21 can be arranged on the test seat 2 along the height direction, so as to be suitable for the terminal board 6 to be tested; the terminal board 6 is arranged on the bearing frame 31, the bearing frame 31 is arranged between the pressing block 3 and the test seat 2, and the terminal board 6 is in butt joint with the probe 22 for preliminary matching; the pushing piece 5 is used for moving the pressing block 3, so that the bearing frame 31 and the terminal board 6 thereon are driven to move towards the test seat 2, and the terminal board 6 is pressed with the probe 32. Preferably, when the probe 32 has an elastic expansion amount in the axial direction, it is convenient for the pressing block 3 to press the terminal plate 6, physical pressure loss is avoided while maintaining good contact with the probe 32.
Specifically, when the pushing member 5 is pushed, the lever 55 is rotated to apply force to the connecting rod 53 by using the lever principle, so as to drive the push rod 52 to stretch and retract in the guide sleeve 51, thereby completing the movement of the pushing member 5 to the pressing block 3.
The foregoing description of the preferred embodiments of the utility model is merely exemplary and is not intended to be exhaustive or limiting of the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.
Claims (5)
1. A terminal block test fixture, comprising:
the test seat (2) is arranged on the workbench (1);
At least one probe base (21) is detachably arranged on the test seat (2), and probes (22) are arranged on the probe base (21) in an array manner;
the pressing block (3) is arranged in the sliding groove (11) of the workbench (1) in a sliding manner;
The bearing frame (31) is arranged between the pressing block (3) and the test seat (2) and is used for accommodating the terminal board (6) to be tested during application;
the mounting seat (4) is arranged in the sliding groove (11) of the workbench (1) in a sliding manner;
The pushing piece (5) is arranged on the mounting seat (4) and connected with the pressing block (3) and used for pushing the pressing block (3) along the length direction of the sliding groove (11).
2. The terminal block testing jig according to claim 1, wherein the probe pins (22) are elastically telescopic along the axial direction thereof.
3. The terminal board test fixture according to claim 1, characterized in that the mounting base (4) is provided with a fastener (41) for fixing the position of the mounting base (4) in the chute (11).
4. A terminal board test fixture according to claim 3, characterized in that the pushing member (5) comprises:
a base (50) arranged on the mounting seat (4) and provided with a guide sleeve (51);
A push rod (52) which is arranged in the guide sleeve (51) in a sliding way, and the rear end of the push rod is rotationally connected with one end of a connecting rod (53);
the bottom end of the handle rod (55) is rotatably connected with the base (50) through a rotating shaft and is connected with the other end of the connecting rod (53) through another rotating shaft.
5. The terminal board test jig according to claim 4, wherein a pair of clamping plates (54) is connected to a bottom end of the handle bar (55), the clamping plates (54) are rotatably connected to the base (50) by one rotation shaft and are connected to the other end of the link (53) by the other rotation shaft, and a section of the link (53) and the base (50) for connection with the clamping plates (54) is located between the pair of clamping plates (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322456839.3U CN220820077U (en) | 2023-09-11 | 2023-09-11 | Terminal board test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322456839.3U CN220820077U (en) | 2023-09-11 | 2023-09-11 | Terminal board test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220820077U true CN220820077U (en) | 2024-04-19 |
Family
ID=90673942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322456839.3U Active CN220820077U (en) | 2023-09-11 | 2023-09-11 | Terminal board test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220820077U (en) |
-
2023
- 2023-09-11 CN CN202322456839.3U patent/CN220820077U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |