Photovoltaic detection sensing terminal impact test device
By designing a photovoltaic detection terminal impact test device including adjustment groove, extrusion column and locking motor, the displacement problem caused by the free landing of the counterweight block is solved, and more effective impact force is achieved, which improves the accuracy of the test and stability.
Patent Information
- Application Number
- CN202421225953.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-31
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-05-31
AI Technical Summary
In the existing photovoltaic detection terminal impact testing device, the counterweight block freely lands and impacts lead to displacement of the test terminal, and the impact force cannot fully act, resulting in a reduction in the test effect.
An impact test device including a base plate, adjustment groove, adjustment block, extrusion column and locking motor is designed. The compression column is contracted and positioned by adjusting knob and bidirectional threaded rod, and clamping is enhanced by locking motor and rack system. Stability ensures effective impact force.
Through the adaptive clamping mechanism, the detection effect of the impact test is improved, ensuring that the impact force can fully act on the test terminal, and improving the accuracy and stability of the test.
Smart Images
Figure CN222318387U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of photovoltaic detection sensing terminal detection, and in particular to a photovoltaic detection sensing terminal impact test device. Background Art
[0002] The photovoltaic detection terminal is a device specially used to monitor the operating status of distributed photovoltaic power generation systems. It has multiple functions, including collecting voltage, current, and power information of distributed photovoltaic customers connected to the grid, as well as anti-islanding, overvoltage, overcurrent and other protection functions. When testing the photovoltaic detection terminal, in order to test its resistance, it is necessary to perform an impact test on it, and an impact test device is needed during the test.
[0003] In the prior art, such as announcement number CN214200567U, a shock resistance test device for a low-voltage measurement and control terminal is disclosed, the shock resistance test device for a low-voltage measurement and control terminal includes a base; two sliding rods, the two sliding rods are symmetrically fixedly mounted on the top of the base; a top plate, the top plate is fixedly mounted on the top of the two sliding rods; a sliding plate, the sliding plate is slidably mounted on the two sliding rods; a counterweight, the counterweight is fixedly mounted on the bottom of the sliding plate; two threaded rods, the two threaded rods are symmetrically rotatably mounted on the top of the base; a limit plate, the limit plate is threadedly mounted on the two threaded rods; a hydraulic cylinder, the hydraulic cylinder is fixedly mounted on the bottom of the top plate. The shock resistance test device for a low-voltage measurement and control terminal provided by the utility model has the advantages of being easy to grasp the impact force, and then conveniently adjusting the impact force gradient, so that the detection is comprehensive and accurate.
[0004] However, the device still has some problems. Among them, by moving the counterweight to a certain height and then releasing the counterweight, the counterweight is caused to fall freely under the action of its gravity and impact the low-voltage measurement and control terminal to be tested. However, in actual use, the free fall of the counterweight will cause the test terminal to be displaced, so that the impact force cannot fully act on the test terminal, which leads to the problem of reduced test effect. Therefore, we disclose a photovoltaic detection sensing terminal impact test device to meet people's needs. Utility Model Content
[0005] The purpose of the present application is to provide a photovoltaic detection sensing terminal impact test device to solve the problem proposed in the above background technology that after the counterweight block freely falls and impacts, the test terminal will be displaced, resulting in the impact force not being able to fully act on the test terminal, which leads to reduced test effect.
[0006] To achieve the above-mentioned objectives, the present application provides the following technical solutions: a photovoltaic detection sensing terminal impact test device, comprising a base plate, an impact assembly is fixedly installed on the upper side of the base plate, two adjustment grooves are provided on the upper side of the base plate, connecting holes are provided in the two adjustment grooves, adjustment blocks are slidably installed in the two adjustment grooves, an adaptation assembly is fixedly installed on the upper side of the two adjustment blocks, the adaptation assembly comprises two adjustment boxes, the two adjustment boxes are fixedly installed on the upper side of the two adjustment blocks, a plurality of sliding holes are provided on one side of the adjustment box, extrusion columns are slidably installed in the plurality of sliding holes, and a fixed unit is slidably installed in the adjustment box.
[0007] Preferably, the fixing unit comprises a plurality of first extrusion plates, which are all slidably mounted on the inner bottom wall of the regulating box, a plurality of second extrusion plates are slidably mounted on the inner bottom wall of the regulating box, and the plurality of first extrusion plates are adapted to the plurality of second extrusion plates.
[0008] Preferably, the fixing unit also includes a first rack, which is fixedly mounted on the upper sides of the first extrusion plates, and the second racks are fixedly mounted on the upper sides of the second extrusion plates. An inspection cover is fixedly mounted on the upper side of the adjusting box, and a rotating hole is provided on the lower side of the inspection cover. A gear is rotatably mounted in the rotating hole, and the gear is meshed with the first rack, and the gear is meshed with the second rack.
[0009] Preferably, a locking motor is fixedly mounted on the upper side of the inspection cover, and an output shaft of the locking motor is fixedly mounted on the upper side of the gear.
[0010] Preferably, a limiting ring is fixedly mounted on one side of the extrusion column, a spring rod is fixedly mounted on one side of the limiting ring, and the other end of the spring rod is fixedly mounted on the inner wall of the regulating box.
[0011] Preferably, an adjustment hole is opened on one side of the base plate, a bidirectional threaded rod is rotatably installed in the adjustment hole, the bidirectional threaded rod is rotatably installed in the adjustment hole, and the two adjustment blocks are both screwed and installed in the threaded area on the surface of the bidirectional threaded rod.
[0012] Preferably, an adjusting knob is fixedly installed at one end of the bidirectional threaded rod, a sliding hole is opened on one side of the adjusting knob, a latch is slidably installed in the sliding hole, and a plurality of fixing holes are opened on one side of the base plate, and the plurality of fixing holes are adapted to the latch.
[0013] In summary, the technical effects and advantages of the utility model are:
[0014] In the utility model, by rotating the adjusting knob, the adjusting knob drives the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two adjusting blocks to approach each other, the two adjusting blocks respectively drive the two adjusting boxes to approach each other, and the surface of the sample is squeezed and impacted by a plurality of squeezing columns on the adjusting box, so that the squeezing columns are appropriately contracted, and the plurality of squeezing columns are fitted to the surface and contracted to different degrees, thereby forming a clamping piece that fits the shape of the sample surface, and then by starting the locking motor, the locking motor drives the gear to rotate, and the gear drives the first rack and the second rack to rotate at the same time, and the first rack and the second rack respectively drive the first squeezing plate and the second squeezing plate to approach each other, thereby squeezing and positioning the squeezing column that has been squeezed and contracted, and increasing the stability of the clamping, and then the bidirectional threaded rod is positioned by inserting the pin into the fixing hole, thereby achieving the positioning and clamping of different detection sensing terminals, and improving the detection effect of the impact test. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.
[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;
[0017] Figure 2 It is a cross-sectional view of the bottom plate of the utility model;
[0018] Figure 3 It is a cross-sectional view of the regulating box of the utility model;
[0019] Figure 4 This is a schematic diagram of the practical extruded column and its related structures.
[0020] In the figure: 1. Base plate; 2. Impact assembly; 3. Adjustment block; 4. Adjustment box; 5. Bidirectional threaded rod; 6. Inspection cover; 7. Locking motor; 8. Extrusion column; 9. Limiting ring; 10. Spring rod; 11. First extrusion plate; 12. First rack; 13. Second extrusion plate; 14. Second rack; 15. Gear; 16. Adjustment knob; 17. Latch. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] See also Figure 1-4 , the utility model provides the embodiment:
[0023] A photovoltaic detection sensing terminal impact test device comprises a base plate 1, an impact component 2 is fixedly installed on the upper side of the base plate 1, two adjustment grooves are provided on the upper side of the base plate 1, connecting holes are provided in the two adjustment grooves, adjustment blocks 3 are slidably installed in the two adjustment grooves, and adaptation components are fixedly installed on the upper sides of the two adjustment blocks 3. The adaptation component comprises two adjustment boxes 4, and the two adjustment boxes 4 are fixedly installed on the upper sides of the two adjustment blocks 3. A plurality of sliding holes are provided on one side of the adjustment box 4, and extrusion columns 8 are slidably installed in the plurality of sliding holes, and a fixing unit is slidably installed in the adjustment box 4.
[0024] Based on the above structure, the impact assembly 2 is consistent with the free fall impact technology used in the above-mentioned reference document. The impact effect is achieved by lifting the impact block to an appropriate height and then unlocking the impact block to allow it to fall freely. No further details will be given here. A connecting hole is provided between the two adjustment slots. An adjustment box 4 is installed on both adjustment slots. A plurality of extrusion columns 8 are provided on the opposite sides of the adjustment box 4. The extrusion columns 8 are neatly arranged. When squeezed, they will shrink to varying degrees into the adjustment box 4, thereby forming an adaptive clamping plane that fits the surface of the device to be tested, thereby improving the clamping effect.
[0025] like Figure 3 As shown, the fixing unit includes a plurality of first extrusion plates 11, and the plurality of first extrusion plates 11 are slidably mounted on the inner bottom wall of the adjusting box 4. The inner bottom wall of the adjusting box 4 is slidably mounted with a plurality of second extrusion plates 13. The plurality of first extrusion plates 11 are adapted to the plurality of second extrusion plates 13. A first extrusion plate 11 and a second extrusion plate 13 form a group, and there are multiple groups. Semicircular grooves are provided on the opposite surfaces of the first extrusion plates 11 and the second extrusion plates 13. When not working, the first extrusion plates 11 and the second extrusion plates 13 are in an open state, and the extrusion column 8 can move at this time.
[0026] like Figure 3As shown, the fixing unit also includes a first rack 12, which is fixedly mounted on the upper side of the first extrusion plates 11, and a second rack 14 is fixedly mounted on the upper side of the second extrusion plates 13. An inspection cover 6 is fixedly mounted on the upper side of the adjustment box 4, and a rotating hole is opened on the lower side of the inspection cover 6. A gear 15 is rotatably mounted in the rotating hole, and the gear 15 is meshed with the first rack 12, and the gear 15 is meshed with the second rack 14.
[0027] like Figure 2 As shown, a locking motor 7 is fixedly installed on the upper side of the inspection cover 6, and the output shaft of the locking motor 7 is fixedly installed on the upper side of the gear 15. The locking motor 7 is a servo motor that can rotate forward and reverse. A number of extrusion columns 8 on the adjustment box 4 squeeze and impact the sample surface to make the extrusion columns 8 shrink appropriately. A number of extrusion columns 8 fit on the surface and shrink to different degrees, thereby forming a clamping piece that fits the shape of the sample surface. The locking motor 7 is started, and the locking motor 7 drives the gear 15 to rotate. The gear 15 drives the first rack 12 and the second rack 14 to rotate at the same time. The first rack 12 and the second rack 14 respectively drive the first extrusion plate 11 and the second extrusion plate 13 to approach each other, thereby squeezing and positioning the extrusion column 8 that has been squeezed and shrunk, thereby increasing the stability of the clamping.
[0028] like Figure 4 As shown, a limit ring 9 is fixedly installed on one side of the extrusion column 8, and a spring rod 10 is fixedly installed on one side of the limit ring 9. The other end of the spring rod 10 is fixedly installed on the inner wall of the adjustment box 4. When the locking motor 7 is unlocked and the test terminal is moved away, the limit ring 9 can be driven to move through the spring rod 10, and the limit ring 9 drives the extrusion column 8 to reset for the next use. The radius of the limit ring 9 is larger than the radius of the sliding hole to prevent the extrusion column 8 from detaching from the adjustment box 4.
[0029] like Figure 2 As shown, an adjustment hole is opened on one side of the base plate 1, and a bidirectional threaded rod 5 is rotatably installed in the adjustment hole. The bidirectional threaded rod 5 is rotatably installed in the adjustment hole, and two adjustment blocks 3 are screwed and installed on the threaded area on the surface of the bidirectional threaded rod 5. The bidirectional threaded rod 5 is the prior art, and there are two opposite threaded areas on its surface. The two adjustment blocks 3 are screwed and installed on the two opposite threaded areas respectively.
[0030] like Figure 2As shown, an adjusting knob 16 is fixedly installed at one end of the bidirectional threaded rod 5, a sliding hole is opened on one side of the adjusting knob 16, and a latch 17 is slidably installed in the sliding hole, and a plurality of fixing holes are opened on one side of the base plate 1, and the plurality of fixing holes are adapted to the latch 17, and the positioning hole is opened in a ring shape on one side of the base plate 1, and the adjusting knob 16 is rotated, and the adjusting knob 16 drives the bidirectional threaded rod 5 to rotate, and the bidirectional threaded rod 5 drives the two adjusting blocks 3 to approach each other, and the two adjusting blocks 3 respectively drive the two adjusting boxes 4 to approach each other, and after completing the clamping and fixing, the latch 17 is inserted into the fixing hole to position the bidirectional threaded rod 5, thereby achieving the fixation of different detection sensing terminals.
[0031] Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A photovoltaic detection sensing terminal impact test device, comprising a base plate (1), characterized in that: An impact assembly (2) is fixedly mounted on the upper side of the base plate (1); two adjustment grooves are provided on the upper side of the base plate (1); connecting holes are provided in the two adjustment grooves; adjustment blocks (3) are slidably mounted in the two adjustment grooves; an adaptation assembly is fixedly mounted on the upper sides of the two adjustment blocks (3); the adaptation assembly comprises two adjustment boxes (4); the two adjustment boxes (4) are fixedly mounted on the upper sides of the two adjustment blocks (3); a plurality of sliding holes are provided on one side of the adjustment box (4); extrusion columns (8) are slidably mounted in the plurality of sliding holes; and a fixing unit is slidably mounted in the adjustment box (4).
2. A photovoltaic detection sensing terminal impact test device according to claim 1, characterized in that: The fixing unit comprises a plurality of first extrusion plates (11), the plurality of first extrusion plates (11) are slidably mounted on the inner bottom wall of the regulating box (4), a plurality of second extrusion plates (13) are slidably mounted on the inner bottom wall of the regulating box (4), and the plurality of first extrusion plates (11) are adapted to the plurality of second extrusion plates (13).
3. A photovoltaic detection sensing terminal impact test device according to claim 2, characterized in that: The fixing unit further comprises a first rack (12), the first rack (12) being fixedly mounted on the upper side of the plurality of first extrusion plates (11), the upper side of the plurality of second extrusion plates (13) being fixedly mounted with a second rack (14), the upper side of the regulating box (4) being fixedly mounted with an inspection cover (6), the lower side of the inspection cover (6) being provided with a rotating hole, a gear (15) being rotatably mounted in the rotating hole, the gear (15) being meshed with the first rack (12), and the gear (15) being meshed with the second rack (14).
4. A photovoltaic detection sensing terminal impact test device according to claim 3, characterized in that: A locking motor (7) is fixedly mounted on the upper side of the inspection cover (6), and an output shaft of the locking motor (7) is fixedly mounted on the upper side of the gear (15).
5. A photovoltaic detection sensing terminal impact test device according to claim 1, characterized in that: A limiting ring (9) is fixedly mounted on one side of the extrusion column (8), a spring rod (10) is fixedly mounted on one side of the limiting ring (9), and the other end of the spring rod (10) is fixedly mounted on the inner wall of the regulating box (4).
6. A photovoltaic detection sensing terminal impact test device according to claim 1, characterized in that: An adjustment hole is provided on one side of the base plate (1), a bidirectional threaded rod (5) is rotatably mounted in the adjustment hole, the bidirectional threaded rod (5) is rotatably mounted in the adjustment hole, and the two adjustment blocks (3) are both screwed and mounted on the threaded area on the surface of the bidirectional threaded rod (5).
7. A photovoltaic detection sensing terminal impact test device according to claim 6, characterized in that: An adjusting knob (16) is fixedly mounted on one end of the bidirectional threaded rod (5), a sliding hole is provided on one side of the adjusting knob (16), a latch (17) is slidably mounted in the sliding hole, and a plurality of fixing holes are provided on one side of the base plate (1), the plurality of fixing holes being adapted to fit the latch (17).