CN220820591U

CN220820591U - PXI machine case with buffering and damping functions

Info

Publication number: CN220820591U
Application number: CN202322644692.0U
Authority: CN
Inventors: 张仁琪; 罗运钱; 马能; 于海震; 任文骅
Original assignee: Sichuan Zongheng Measurement Control Technology Co ltd
Current assignee: Sichuan Zongheng Measurement Control Technology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-04-19
Anticipated expiration: 2033-09-28

Abstract

The utility model relates to the technical field of PXI equipment and provides a PXI case with a buffering and damping function, which comprises a bottom plate, wherein a fixing frame is fixedly arranged at the top of the bottom plate, a fixing plate I is fixedly arranged at one side of the fixing frame, a spring is arranged at one side of the fixing plate I, one end of the spring, which is far away from the fixing plate I, is fixedly connected with a movable plate, a U-shaped frame I is fixedly arranged at the top of the movable plate, a connecting rod is hinged to the inner side wall of the U-shaped frame I, a top plate is arranged above the bottom plate, a U-shaped frame II is fixedly arranged at the bottom of the top plate, and the connecting rod is hinged to the U-shaped frame II.

Description

PXI machine case with buffering and damping functions

Technical Field

The utility model relates to the technical field of PXI equipment, in particular to a PXI case with a buffering and damping function.

Background

PXI (PCI extensions for Instrumentation, instrument system oriented PCI extension) is a robust PC-based measurement and automation platform promulgated by the PXI alliance. PXI has been developed to mechanical, electrical and software specifications suitable for test, measurement and data acquisition applications, combining the electrical bus characteristics of PCI (PERIPHERAL COMPONENT INTERCONNECTION-peripheral component interconnect) with the robustness, modularity and Eurocard mechanical packaging characteristics of CompactPCI (compact PCI). The PXI standard is designed to perfectly combine the cost performance advantage of the desktop PC with the necessary expansion of the PCI bus to the instrument field, so as to form a mainstream virtual instrument test platform. This makes it a high performance, low cost carrier platform for measurement and automation systems.

The utility model patent CN210983243U discloses a novel PXI chassis, which comprises a chassis body and a first fan arranged in the chassis body; the semiconductor cooling fin, the second fan, the first heat conduction piece and the second heat conduction piece are further included; the semiconductor refrigerating piece is inlaid on the side wall of the box body, the refrigerating end face of the semiconductor refrigerating piece is positioned on the inner side of the box body, and the radiating end face of the semiconductor refrigerating piece is positioned on the outer side of the box body; the first heat conducting piece is fixedly connected to the refrigerating end face, the second heat conducting piece is fixedly connected to the radiating end face, and the first heat conducting piece and the second heat conducting piece are respectively provided with the second fan; the first fans are arranged in two, the two first fans are arranged on two opposite inner side walls of the box body, and the wind directions of the two first fans are opposite. The utility model improves the heat dissipation efficiency of the box body and reduces the failure rate of the PXI system.

However, the technical solution described above has the following problems found in the implementation of the related art: the existing PXI chassis has no good buffering effect, is easy to damage by rigid collision in the taking process, is inconvenient to install, and can influence the using effect.

Disclosure of utility model

The utility model provides a PXI chassis with a buffering and damping function, which solves the problem that the existing PXI chassis in the related technology has no good buffering effect.

The technical scheme of the utility model is as follows: the PXI chassis with the buffering and damping functions comprises a bottom plate, wherein a fixing frame is fixedly arranged at the top of the bottom plate, a first fixing plate is fixedly arranged on one side of the fixing frame, a spring is arranged on one side of the first fixing plate, and one end, away from the first fixing plate, of the spring is fixedly connected with a movable plate;

The top of the moving plate is fixedly provided with a first U-shaped frame, the inner side wall of the first U-shaped frame is hinged with a connecting rod, a top plate is arranged above the bottom plate, the bottom of the top plate is fixedly provided with a second U-shaped frame, and the connecting rod is hinged with the second U-shaped frame;

and a PXI case body is arranged above the top plate.

Preferably, the outer side wall of the PXI chassis body is fixedly provided with a rectangular frame, the top of the top plate is fixedly provided with a second fixing plate, one side of the second fixing plate is connected with a threaded rod through threads, one end of the threaded rod is fixedly provided with a screwing block, one end of the threaded rod, which is far away from the screwing block, is connected with a rectangular block through a bearing, and the rectangular block is connected with the rectangular frame in a clamping mode.

Preferably, a stabilizer bar is fixedly arranged on one side of the rectangular block, and the stabilizer bar is in sliding connection with the second fixing plate.

Preferably, the top of PXI machine case body rotates and is connected with the handle, the lateral wall of handle is last to be covered with the antiskid cover.

Preferably, the bottom of the PXI case body is fixedly provided with supporting legs, the top of the top plate is fixedly provided with a positioning ring, and the supporting legs are clamped with the positioning ring.

Preferably, a non-slip mat is arranged at the bottom of the bottom plate, and the non-slip mat is adhered to the bottom plate.

Preferably, a damper is arranged at the top of the bottom plate, and the top end of the damper is fixedly connected with the top plate.

Preferably, a stabilizing groove is formed in one side of the fixing frame, stabilizing blocks are fixedly mounted on two sides of the moving plate respectively, and the stabilizing blocks are connected with the stabilizing groove in a sliding mode.

The working principle and the beneficial effects of the utility model are as follows:

1. According to the utility model, the PXI chassis body can be buffered through the bottom plate, the fixing frame, the fixing plate, the springs, the moving plate, the first U-shaped frame, the connecting rod, the top plate, the second U-shaped frame and the damper, so that damage caused by rigid collision in the taking process is prevented, the use experience is effectively ensured, the cost caused by damage is reduced, the service life is prolonged, and the popularization is facilitated;

2. According to the utility model, the PXI case body can be quickly installed through the rectangular frame, the fixed plate, the threaded rod, the screwing block, the rectangular block and the stabilizer bar, so that the PXI case body can be more conveniently installed, the time wasted in inconvenient installation is reduced, the installation work can be completed by bare hands, and the practicability is higher.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of the structure of FIG. 1A in accordance with the present utility model;

FIG. 3 is a top view of the overall structure of the present utility model;

Fig. 4 is an enlarged view of the structure at B in fig. 3 according to the present utility model.

In the figure: 1. a bottom plate; 2. a fixing frame; 3. a first fixing plate; 4. a spring; 5. a moving plate; 6. u-shaped frame I; 7. a connecting rod; 8. a top plate; 9. u-shaped frame II; 10. an anti-slip pad; 11. a PXI chassis body; 12. a support leg; 13. a rectangular frame; 14. a second fixing plate; 15. a threaded rod; 16. twisting the block; 17. rectangular blocks; 18. a stabilizer bar; 19. a handle; 20. an anti-skid sleeve; 21. a positioning ring; 22. a stabilizing groove; 23. a stabilizing block; 24. a damper.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a PXI chassis with buffering and damping functions, which comprises: including bottom plate 1, the top fixed mounting of bottom plate 1 has mount 2, one side fixed mounting of mount 2 has fixed plate one 3, one side of fixed plate one 3 is provided with spring 4, one end fixedly connected with movable plate 5 that fixed plate one 3 was kept away from to spring 4, stabilizing trough 22 has been seted up to one side of mount 2, both sides of movable plate 5 fixed mounting respectively have stabilizing piece 23, sliding connection between stabilizing piece 23 and the stabilizing trough 22, the top fixed mounting of movable plate 5 has U-shaped frame one 6, the inside wall of U-shaped frame one 6 articulates there is connecting rod 7, the top of bottom plate 1 is provided with roof 8, the bottom fixed mounting of roof 8 has U-shaped frame two 9, articulated between connecting rod 7 and the U-shaped frame two 9, the top of roof 8 is provided with PXI machine case body 11, the top of bottom plate 1 is provided with attenuator 24, fixed connection between the top of attenuator 24 and the roof 8.

Then, after the PXI case body 11 is collided, force is transmitted to the top plate 8, and then the top plate 8 drives the connecting rod 7 through the U-shaped frame II 9 to extrude the U-shaped frame I6 to move, so that the spring 4 can be extruded to shrink, the spring 4 can play a role in buffering, and meanwhile, the damper 24 can play a role in absorbing kinetic energy to finish buffering, so that the PXI case body 11 is prevented from being damaged, and the service life of the PXI case is prolonged.

Specifically, the outer side wall of the PXI chassis body 11 is fixedly provided with a rectangular frame 13, the top of the top plate 8 is fixedly provided with a second fixing plate 14, one side of the second fixing plate 14 is connected with a threaded rod 15 through threads, one end of the threaded rod 15 is fixedly provided with a screwing block 16, one end of the threaded rod 15, which is far away from the screwing block 16, is connected with a rectangular block 17 through a bearing, the rectangular block 17 is clamped with the rectangular frame 13, one side of the rectangular block 17 is fixedly provided with a stabilizer bar 18, and the stabilizer bar 18 is in sliding connection with the second fixing plate 14.

Firstly, the supporting legs 12 are clamped into the positioning rings 21, then the screwing block 16 is rotated to drive the threaded rod 15 to screw in, so that the rectangular block 17 can slide on one side of the second fixing plate 14 through the stabilizing rod 18, the rectangular block 17 and the rectangular frame 13 can be clamped together, fixing work between the top plate 8 and the PXI case body 11 is completed, fixing is simple and convenient, and time required for installation is reduced.

Specifically, the top of PXI machine case body 11 rotates and is connected with handle 19, and the lateral wall of handle 19 is last to be covered with anti-skidding cover 20.

The handle 19 facilitates taking the PXI chassis body 11, and the anti-slip sleeve 20 can have an anti-slip effect.

Specifically, the bottom of PXI machine case body 11 is fixed mounting has landing leg 12, and the top fixed mounting of roof 8 has holding ring 21, looks joint between landing leg 12 and the holding ring 21, and the bottom of bottom plate 1 is provided with slipmat 10, bonds mutually between slipmat 10 and the bottom plate 1.

The support legs 12 and the positioning rings 21 can finish the preliminary positioning work of the PXI chassis body 11, and the anti-skid pad 10 can have a good anti-skid effect on the bottom plate 1.

The working principle and the using flow of the utility model are as follows: the support leg 12 is clamped into the positioning ring 21, and then the screw block 16 is rotated to drive the threaded rod 15 to screw in, so that the rectangular block 17 can slide on one side of the second fixing plate 14 through the stabilizing rod 18, and the rectangular block 17 and the rectangular frame 13 can be clamped together, so that the fixing work between the top plate 8 and the PXI case body 11 is completed.

Then, after the PXI case body 11 is collided, force is transmitted to the top plate 8, and then the top plate 8 drives the connecting rod 7 through the U-shaped frame II 9 to extrude the U-shaped frame I6 to move, so that the spring 4 can be extruded to shrink, the spring 4 can play a role in buffering, and meanwhile, the damper 24 can play a role in absorbing kinetic energy to finish buffering.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The PXI chassis with the buffering and damping functions comprises a bottom plate (1), and is characterized in that a fixing frame (2) is fixedly arranged at the top of the bottom plate (1), a first fixing plate (3) is fixedly arranged on one side of the fixing frame (2), a spring (4) is arranged on one side of the first fixing plate (3), and a movable plate (5) is fixedly connected to one end, away from the first fixing plate (3), of the spring (4);

The top of the movable plate (5) is fixedly provided with a first U-shaped frame (6), the inner side wall of the first U-shaped frame (6) is hinged with a connecting rod (7), a top plate (8) is arranged above the bottom plate (1), the bottom of the top plate (8) is fixedly provided with a second U-shaped frame (9), and the connecting rod (7) is hinged with the second U-shaped frame (9);

And a PXI case body (11) is arranged above the top plate (8).

2. The PXI chassis with buffering and damping functions according to claim 1, wherein a rectangular frame (13) is fixedly installed on an outer side wall of the PXI chassis body (11), a second fixing plate (14) is fixedly installed on the top of the top plate (8), a threaded rod (15) is connected to one side of the second fixing plate (14) through threads, a screwing block (16) is fixedly installed at one end of the threaded rod (15), a rectangular block (17) is connected to one end, far away from the screwing block (16), of the threaded rod (15) through a bearing, and the rectangular block (17) is connected with the rectangular frame (13) through a clamping connection.

3. The PXI chassis with buffering and damping functions as claimed in claim 2, wherein a stabilizer bar (18) is fixedly installed on one side of the rectangular block (17), and the stabilizer bar (18) is slidably connected to the second fixing plate (14).

4. The PXI chassis with buffering and damping functions as claimed in claim 1, wherein a handle (19) is rotatably connected to the top of the PXI chassis body (11), and an anti-slip sleeve (20) is coated on a side wall of the handle (19).

5. The PXI chassis with buffering and damping functions as claimed in claim 1, wherein the bottom of the PXI chassis body (11) is fixedly provided with a supporting leg (12), the top of the top plate (8) is fixedly provided with a positioning ring (21), and the supporting leg (12) is clamped with the positioning ring (21).

6. The PXI chassis with buffering and damping function as claimed in claim 1, wherein the bottom of the chassis (1) is provided with a non-slip pad (10), and the non-slip pad (10) is adhered to the chassis (1).

7. The PXI chassis with buffering and damping function as claimed in claim 1, wherein a damper (24) is disposed on top of the bottom board (1), and the top end of the damper (24) is fixedly connected to the top board (8).

8. The PXI chassis with buffering and damping functions as set forth in claim 1, wherein a stabilizing slot (22) is formed in one side of the fixing frame (2), and stabilizing blocks (23) are fixedly mounted on two sides of the moving plate (5), and the stabilizing blocks (23) are slidably connected with the stabilizing slot (22).