Switch anti-falling performance detection device

Abstract

The utility model discloses a switch anti-falling performance detection device, and relates to the field of anti-falling performance detection, the switch anti-falling performance detection device comprises a rack, a lifting machine box, a connecting block, a rotating part and a supporting table, the outer surface of the connecting block is provided with a bulldozing assembly, a rotating assembly is arranged between the connecting block and the lifting machine box, and an electric push rod drives a jacking plate to descend. Through the cooperation of the inclined surface of the outer surface of the extrusion block and the inclined surface of the outer surface of the fixed block, a pushing plate is driven to move towards one side far away from the lifting machine box, so that the outer surface of the switch is pushed to a horizontal position, and the inaccurate falling test result caused by the inclination of the switch is avoided; when an inclined falling test needs to be carried out, a worm is driven to rotate through a servo motor, a connecting shaft is driven to rotate through cooperation of the worm and a worm gear, a connecting block is driven to rotate through the connecting shaft and a rotating seat, then a supporting table is driven to incline by a certain angle, and the falling test of the inclined angle is conveniently carried out.

Description

TECHNICAL FIELD

[0001] The utility model relates to anti -fall detection technical field, especially in an exchange anti -fall detection device. BACKGROUND

[0002] The exchange is a kind of network equipment, is used to connect multiple network equipment and forms a LAN, it works in the second layer of OSI model, i.e. data link layer, is mainly responsible for the forwarding and filtering of data packet. Switch decides how to forward data packet by identifying MAC address in data packet, to realize the communication between network equipment, and in the design stage of exchange production, it needs to detect the anti -fall performance of exchange transportation and use process, to optimize structure design and packing design.

[0003] Single-arm drop tester is a kind of testing equipment for simulating single drop impact that product may suffer in transportation or use process, this test is usually used to evaluate the structural strength and impact resistance of product, when using, drop height and drop direction need to be determined in advance, then exchange is placed on support platform, support platform is opened by driving part, so that exchange falls down, and drop test is completed.

[0004] The existing drop tester only simply places exchange on support table during drop test, lacks the structure for adjusting the horizontal position of exchange, when exchange is placed on support table obliquely, after opening support platform, due to the center of exchange and the center of support platform do not correspond, anti -fall detection is affected, and it is inconvenient to use. UTILITY MODEL CONTENT

[0005] (I) the technical problem solved

[0006] In view of the above problems existing in prior art, the utility model provides an exchange anti -fall detection device.

[0007] (II) technical scheme

[0008] To realize the above purpose, the utility model is realized by the following technical scheme: an exchange anti -fall detection device, including the frame, the outer surface of the frame is slidably provided with lift box, the outer surface of the lift box is provided with connecting block, the inside of the connecting block is slidably connected with two rotating parts, the outer surface of the rotating part is movably connected with support table, the outer surface of the connecting block is provided with push flat subassembly, rotating subassembly is arranged between the connecting block and the lift box;

[0009] The rotating assembly comprises a worm movably connected inside the elevator box, an outer surface of the worm is movably connected with a worm gear, an inner portion of the worm gear is fixedly connected with a connecting shaft, one end of the connecting shaft close to the connecting block is fixedly connected with a rotating seat, and an outer surface of the rotating seat is fixedly connected with an outer surface of the connecting block.

[0010] The pushing assembly comprises a jacking plate arranged on the outer surface of the connecting block, two connecting rods are fixedly connected to the lower surface of the jacking plate, the bottom end of the connecting rod is fixedly connected with a pressing block, the outer surface of the connecting block is provided with a pushing plate, and the side close to the pressing block of the pushing plate is fixedly connected with a fixed block matched with the pressing block.

[0011] As a preferred scheme of the switch anti-falling detection device, the inner portion of the rack is movably connected with a threaded rod through a bearing, the inner portion of the elevator box is movably connected with a threaded sleeve matched with the threaded rod, the top of the rack is fixedly connected with a speed reducer motor, and the output end of the speed reducer motor is fixedly connected with the top end of the threaded rod through the top of the rack.

[0012] As a preferred scheme of the switch anti-falling detection device, the inner portion of the elevator box is fixedly connected with a servo motor, and the output end of the servo motor is fixedly connected with one end of the worm.

[0013] As a preferred scheme of the switch anti-falling detection device, the outer surface of the connecting block is provided with a groove, the inner portion of the groove is fixedly connected with an electric push rod, and the output end of the electric push rod is fixedly connected with the lower surface of the jacking plate.

[0014] As a preferred scheme of the switch anti-falling detection device, the outer surface of the elevator box is fixedly connected with two limiting frames, the side close to the elevator box of the connecting block is fixedly connected with two limiting shafts matched with the limiting frames, the inner portion of the limiting frame is provided with a limiting groove, and the width of the limiting groove is sufficient to limit the movement of the arc-shaped track formed by the rotating connecting block.

[0015] As a preferred scheme of the switch anti-falling detection device, the outer surface of the pressing block and the outer surface of the fixed block are provided with mutually matched inclined surfaces, and the pressing block can drive the fixed block and the pushing plate to move away from the elevator box when the pressing block is lowered.

[0016] As a preferred scheme of the switch anti-falling detection device, the two insertion rods are fixedly connected to one side of the push plate close to the elevator box, the round holes matched with the insertion rods are arranged in the connection block, the extension springs are fixedly connected between the push plate and the connection block, the cross section of the push plate is T-shaped, the outer surface of the rotating component is fixedly connected with the limiting plate, and the top end of the limiting plate abuts against the outer surface of the push plate.

[0017] As a preferred scheme of the switch anti-falling detection device, the two insertion rods are fixedly connected to one side of the push plate close to the elevator box, the round holes matched with the insertion rods are arranged in the connection block, the extension springs are fixedly connected between the push plate and the connection block, the cross section of the push plate is T-shaped, the outer surface of the rotating component is fixedly connected with the limiting plate, and the top end of the limiting plate abuts against the outer surface of the push plate.

[0018] (Three) beneficial effects

[0019] The utility model provides a kind of switch anti-falling detection device. With following beneficial effects:

[0020] 1, by electric push rod drives jacking plate to descend, to drive extruding block to extrude fixed block downwards by connecting rod, by the cooperation of the outer surface slope of extruding block and the outer surface slope of fixed block, drive push plate to move to the side away from elevator box, to push the outer surface of switch to horizontal position, avoid switch inclination to cause falling test result inaccuracy.

[0021] 2, need to carry out oblique falling test, then drive worm to rotate by servo motor, realize driving connecting shaft rotation by the cooperation of worm and worm gear, drive connecting block to rotate by connecting shaft and rotating seat, to drive support platform to incline to a certain angle, facilitate the falling test of inclination angle. ACCURACY OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be simply introduced to the drawing needed to be used in embodiment description, obviously, the drawing in the following description is only some embodiments of the utility model, for ordinary skilled person in the art, on the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0023] Figure 1 It is the overall structure schematic diagram of the utility model.

[0024] Figure 2 It is the explosion structure schematic diagram of the elevator box of the utility model.

[0025] Figure 3 It is the explosion structure schematic diagram of the rotating assembly of the utility model.

[0026] Figure 4 It is the explosion structure schematic diagram of the push flat assembly of the utility model.

[0027] In the figure, 1, rack; 2, support table; 3, threaded rod; 4, rotating part; 5, connecting block; 6, elevator box; 7, speed reducer motor; 8, push flat assembly; 801, jacking plate; 802, connecting rod; 803, extrusion block; 804, push plate; 805, limiting plate; 806, tension spring; 807, plug rod; 808, fixed block; 809, limiting rod; 810, electric push rod; 9, rotating assembly; 901, rotating seat; 902, limiting shaft; 903, limiting frame; 904, servo motor; 905, worm; 906, worm gear; 907, connecting shaft; 10, threaded sleeve. DETAILED DESCRIPTION

[0028] 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.

[0029] Embodiment 1

[0030] Reference Figure 1 、 Figure 2 With Figure 3 , the first embodiment of the utility model provides a switch anti-falling detection device, which comprises a rack 1, the outer surface of the rack 1 is slidably provided with an elevator box 6, the outer surface of the elevator box 6 is provided with a connecting block 5, the inside of the connecting block 5 is slidably connected with two rotating parts 4, the outer surface of the rotating part 4 is movably connected with a support table 2, the outer surface of the connecting block 5 is provided with a push flat assembly 8, the connecting block 5 and the elevator box 6 are provided with a rotating assembly 9, the rotating assembly 9 comprises a worm 905 movably connected inside the elevator box 6, the outer surface of the worm 905 is meshingly connected with a worm gear 906, the inside of the worm gear 906 is fixedly connected with a connecting shaft 907, one end of the connecting shaft 907 close to the connecting block 5 is fixedly connected with a rotating seat 901, and the outer surface of the rotating seat 901 is fixedly connected with the outer surface of the connecting block 5.

[0031] Specifically, the inside of the rack 1 is movably connected with a threaded rod 3 through a bearing, the inside of the elevator box 6 is movably connected with a threaded sleeve 10 matched with the threaded rod 3, the top of the rack 1 is fixedly connected with a speed reducer motor 7, the output end of the speed reducer motor 7 passes through the top of the rack 1 and is fixedly connected with the top end of the threaded rod 3, the inside of the elevator box 6 is fixedly connected with a servo motor 904, the output end of the servo motor 904 is fixedly connected with one end of the worm 905, the outer surface of the elevator box 6 is fixedly connected with two limiting frames 903, one side of the connecting block 5 close to the elevator box 6 is fixedly connected with two limiting shafts 902 matched with the limiting frames 903, the inside of the limiting frame 903 is provided with a limiting groove, and the width of the limiting groove is sufficient to limit the movement of the arc track formed by the rotating of the limiting shaft 902 along with the connecting block 5.

[0032] Further, when the oblique falling test needs to be carried out, the worm 905 is driven to rotate by the servo motor 904, the connecting shaft 907 is driven to rotate through the cooperation of the worm 905 and the worm gear 906, the connecting block 5 is driven to rotate through the connecting shaft 907 and the rotating seat 901, and then the support table 2 is driven to tilt at a certain angle, so that the falling test of the tilt angle is facilitated. The width of the limiting groove in the limiting frame 903 is sufficient to limit the arc track formed by the rotation of the connecting block 5 and the connecting shaft 902. The connection relationship between the rotating part 4 and other components, the working principle and the operation sequence are common knowledge known to those skilled in the art and will not be described in detail here.

[0033] Embodiment 2

[0034] With reference to Figure 1 , Figure 2 With Figure 4 , the second embodiment of the utility model, this embodiment is based on the last embodiment, the push flat assembly 8, including the setting in the connecting block 5 outer surface jacking plate 801, the lower surface of jacking plate 801 is fixedly connected with two connecting rods 802, the bottom end of connecting rod 802 is fixedly connected with extrusion block 803, the outer surface of connecting block 5 is provided with push plate 804, push plate 804 is fixedly connected with fixed block 808 matched with extrusion block 803 on the side close to extrusion block 803.

[0035] Specifically, the outer surface of the connecting block 5 is provided with a groove, the groove is fixedly connected with an electric push rod 810 inside, the output end of the electric push rod 810 is fixedly connected with the lower surface of the jacking plate 801, the outer surface of the extrusion block 803 and the outer surface of the fixed block 808 are provided with mutually matched inclined surfaces, the extrusion block 803 can drive the fixed block 808 and the push plate 804 to move away from the elevator box 6 when it is lowered, the push plate 804 is fixedly connected with two insertion rods 807 on the side close to the elevator box 6, the connecting block 5 is provided with a circular hole matched with the insertion rod 807 inside, the push plate 804 and the connecting block 5 are fixedly connected with a tension spring 806, the cross section of the push plate 804 is T-shaped, the outer surface of the rotating part 4 is fixedly connected with a limiting plate 805, the top end of the limiting plate 805 abuts against the outer surface of the push plate 804, the lower surface of the jacking plate 801 is fixedly connected with two limiting rods 809, and the upper surface of the connecting block 5 is provided with an insertion hole matched with the limiting rod 809.

[0036] Further, the top lifting plate 801 is lowered by the electric push rod 810, so as to drive the extrusion block 803 to extrude the fixed block 808 downwards through the connecting rod 802, the extrusion block 803 is matched with the fixed block 808 through the outer surface inclined surface of the extrusion block 803 and the outer surface inclined surface of the fixed block 808, so as to drive the push plate 804 to move away from the side of the elevator box 6, so as to push the outer surface of the switch to the horizontal position, then the top lifting plate 801 is lifted by the electric push rod 810, and the push plate 804 is retracted through the plug rod 807 and the stretching spring 806.

[0037] Working principle: when the anti-falling test of the switch is carried out, the threaded rod 3 is driven to rotate by the speed reducer motor 7, the threaded rod 3 is matched with the rack 1 through the threaded sleeve, so as to drive the elevator box 6 to rise to the specified height, then the switch is placed on the support table 2, the sliding rotating part 4 drives the limiting plate 805 to abut against the side surface of the switch, then the top lifting plate 801 is lowered by the electric push rod 810, so as to drive the extrusion block 803 to extrude the fixed block 808 downwards through the connecting rod 802, the extrusion block 803 is matched with the fixed block 808 through the outer surface inclined surface of the extrusion block 803 and the outer surface inclined surface of the fixed block 808, so as to drive the push plate 804 to move away from the side of the elevator box 6, so as to push the outer surface of the switch to the horizontal position, then the top lifting plate 801 is lifted by the electric push rod 810, and the push plate 804 is retracted through the plug rod 807 and the stretching spring 806, when starting to detect, the support table 2 is driven to rotate downwards by the rotating part 4, so as to make the switch inside fall down, so as to complete a falling test, when the oblique falling test is needed, the worm 905 is driven to rotate by the servo motor 904, the connecting shaft 907 is driven to rotate through the matching of the worm 905 and the worm gear 906, the connecting block 5 is driven to rotate through the connecting shaft 907 and the rotating seat 901, so as to drive the support table 2 to incline at a certain angle, so as to facilitate the falling test of the inclined angle, and finally the anti-falling test of the switch is completed.

[0038] It should be noted that, in this text, the relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between the entities or operations.

Claims

1. A device for testing the resistance to falls of a switchboard comprising a frame (1), characterized in that: The outer surface of the rack (1) is slidably provided with an elevator box (6), the outer surface of the elevator box (6) is provided with a connecting block (5), the inside of the connecting block (5) is slidably connected with two rotating parts (4), the outer surface of the rotating part (4) is movably connected with a support table (2), the outer surface of the connecting block (5) is provided with a pushing flat assembly (8), and the connecting block (5) and the elevator box (6) are provided with a rotating assembly (9). The rotating assembly (9) comprises a worm (905) movably connected in the inside of the elevator box (6), the outer surface of the worm (905) is meshedly connected with a worm gear (906), the inside of the worm gear (906) is fixedly connected with a connecting shaft (907), one end of the connecting shaft (907) close to the connecting block (5) is fixedly connected with a rotating seat (901), and the outer surface of the rotating seat (901) is fixedly connected with the outer surface of the connecting block (5). The pushing flat assembly (8) comprises a jacking plate (801) arranged on the outer surface of the connecting block (5), the lower surface of the jacking plate (801) is fixedly connected with two connecting rods (802), the bottom end of the connecting rod (802) is fixedly connected with a pressing block (803), the outer surface of the connecting block (5) is provided with a pushing plate (804), and one side of the pushing plate (804) close to the pressing block (803) is fixedly connected with a fixed block (808) matched with the pressing block (803).

2. The anti-drop detection device of claim 1, wherein: The inside of the rack (1) is movably connected with a threaded rod (3) through a bearing, the inside of the elevator box (6) is movably connected with a threaded sleeve (10) matched with the threaded rod (3), the top of the rack (1) is fixedly connected with a speed reducer motor (7), and the output end of the speed reducer motor (7) penetrates through the top of the rack (1) and is fixedly connected with the top end of the threaded rod (3).

3. The anti-drop detection device of claim 2, wherein: The inside of the elevator box (6) is fixedly connected with a servo motor (904), and the output end of the servo motor (904) is fixedly connected with one end of the worm (905).

4. The anti-drop detection device of claim 3, wherein: The outer surface of the connecting block (5) is provided with a groove, the inside of the groove is fixedly connected with an electric push rod (810), and the output end of the electric push rod (810) is fixedly connected with the lower surface of the jacking plate (801).

5. The anti-drop detection device of claim 4, wherein: The outer surface of the elevator box (6) is fixedly connected with two limiting frames (903), one side of the connecting block (5) close to the elevator box (6) is fixedly connected with two limiting shafts (902) matched with the limiting frames (903), the inside of the limiting frame (903) is provided with a limiting groove, and the width of the limiting groove is sufficient to limit the movement of the arc-shaped track formed by the rotating of the connecting block (5).

6. The anti-drop detection device of claim 5, wherein: The outer surface of the pressing block (803) and the outer surface of the fixed block (808) are provided with mutually matched inclined surfaces, and the pressing block (803) can drive the fixed block (808) and the pushing plate (804) to move away from the elevator box (6) when descending.

7. The anti-drop detection device of claim 6, wherein: The push plate (804) is fixedly connected with two inserting rods (807) near one side of the elevator box (6), a circular hole matched with the inserting rods (807) is arranged in the connecting block (5), a tension spring (806) is fixedly connected between the push plate (804) and the connecting block (5), the section of the push plate (804) is T-shaped, the outer surface of the rotating part (4) is fixedly connected with a limiting plate (805), and the top end of the limiting plate (805) abuts against the outer surface of the push plate (804).

8. The anti-drop detection device of claim 7, wherein: The lower surface of the jacking plate (801) is fixedly connected with two limiting rods (809), and the upper surface of the connecting block (5) is provided with inserting holes matched with the limiting rods (809).

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