CN220933435U

CN220933435U - CPCI case

Info

Publication number: CN220933435U
Application number: CN202321964555.9U
Authority: CN
Inventors: 冯占军; 兰玉雄; 应霖
Original assignee: Lingya Chengdu Science And Technology Co ltd
Current assignee: Lingya Chengdu Science And Technology Co ltd
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-05-10
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a CPCI case which comprises a supporting frame, wherein a shell is arranged on one side of the supporting frame, a case body is arranged in the supporting frame, a clamping plate is arranged above the case body, a mounting plate is arranged at the bottom of the case body, a lifting assembly connected with the clamping plate is arranged in the shell, and a buffer assembly is arranged at the bottom of the mounting plate. In the using process, the CPCI case can effectively ensure stability in the transportation process, avoid the phenomenon that vehicles are not easy to keep stable when meeting a bumpy road section in the transportation process, the case transported in a carriage can shake, incline and the like, and if the case collides in the shaking process, the case cannot be normally used by personnel due to the damage of elements, and the service life of the case is influenced, so that the protection of the CPCI case is improved, and the service life of the case is prolonged.

Description

CPCI case

Technical Field

The utility model relates to the technical field of CPCI (compact peripheral component interconnect) cases, in particular to a CPCI case.

Background

CPCI Chinese is also called compact PCI, is a bus interface standard proposed by International Industrial computer manufacturers Association in 1994, is a high-performance industrial bus taking PCI electrical specification as standard, and is mainly used for industrial computers in the application field of CPCI. The current CPCI is mostly formed by combining an external CPCI chassis and a CPCI plug-in unit, the CPCI chassis is mainly used for installing the CPCI plug-in unit, and when the CPCI chassis is installed, a CPCI board card is usually inserted into a slot in the chassis.

In the actual operation process of using CPCI machine case by personnel, if need to transport CPCI machine case, receive transportation vehicle and road surface influence, if meet the highway section of jolting in transporting, can exist the vehicle and be difficult for keeping steady for the machine case of carriage internal transport takes place to rock, circumstances such as slope, is influenced by accurate electronic component in the machine case, and its internal component if bump in the time of rocking takes place, can lead to the damage of component, thereby make personnel unable normal use machine case, influence the life of machine case. For this purpose, we propose a CPCI chassis.

Disclosure of utility model

The utility model provides a CPCI case for solving the defects existing in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a CPCI machine case, includes braced frame, braced frame's one side is provided with the shell, be provided with the machine case body in the braced frame, the top of machine case body is equipped with the grip block, the bottom of machine case body is equipped with the mounting panel, the inside of shell is provided with the lifting assembly who is connected with the grip block, the bottom of mounting panel is provided with buffer assembly.

Preferably, the lifting assembly comprises a limit groove formed in one side of the shell, one side, close to the limit groove, of the shell is fixedly arranged on one side of the support frame, a motor is arranged in the bottom of the shell, an output end of the motor is in driving connection with a screw rod, one end of the top of the screw rod is in rotating connection with the inner top of the shell, a screw sleeve is sleeved outside the screw rod, a limit block matched with the limit groove is fixedly connected to one side of an outer ring of the screw sleeve, and one side, away from the screw sleeve, of the limit block is fixedly arranged on one side, away from the clamping plate.

Preferably, the buffer assembly comprises a chute arranged at the bottom of the mounting plate, two fixing blocks are symmetrically arranged below the mounting plate, the bottoms of the fixing blocks are fixedly arranged at the bottom of the supporting frame, a damping rod is fixedly arranged at the top of the fixing blocks, the top of the damping rod is fixedly arranged at the bottom of the mounting plate, a first spring is sleeved outside the damping rod, and two ends of the first spring are fixedly connected with the bottom of the mounting plate and the top of the fixing blocks respectively.

Preferably, the buffer assembly further comprises a sliding rod arranged between the two fixed blocks, two ends of the sliding rod are fixedly mounted on one side of the adjacent fixed blocks, two sliding blocks are sleeved outside the sliding rod, a first lug is fixedly mounted on the top of each sliding block, a connecting rod is connected with one end of the top of each first lug in a rotating mode, a second lug is connected with one end of each connecting rod, far away from the corresponding first lug, in a rotating mode, and a connecting block matched with the sliding groove is fixedly mounted on the top of each second lug.

Preferably, the buffer assembly further comprises a second spring sleeved outside the sliding rod, and two ends of the second spring are fixedly connected with one side of the adjacent sliding block respectively.

Preferably, the bottom of the clamping plate is fixedly provided with a soft cushion.

The CPCI case provided by the utility model has the beneficial effects that:

1. The starting motor drives the screw rod to rotate, the screw rod rotates to enable the screw sleeve to vertically descend and displace, the screw sleeve drives the limiting block of the outer ring to move together, the limiting block drives the clamping plate to descend to extrude the top of the case body, the mounting plate is matched to clamp and limit the case body, the outer surface of the case body is prevented from being damaged due to overlarge clamping force of the clamping plate through the soft cushion, the case body is prevented from inclining due to jolt and shake, and the protection performance of the case body is improved.

2. The vibration damping device comprises a first damping rod, a second lug seat, a connecting rod, a first spring, a second lug seat, a connecting rod and a first lug seat, wherein the first lug seat is connected with the first lug seat through the connecting rod, the second lug seat is connected with the connecting rod through the connecting rod, the first lug seat is connected with the second lug seat through the connecting rod, and the second lug seat is connected with the first lug seat.

Drawings

Fig. 1 is a schematic structural diagram of a CPCI chassis according to the present utility model;

fig. 2 is a schematic structural diagram of a fixing block of a CPCI chassis according to the present utility model;

fig. 3 is a sectional view of a housing of a CPCI chassis according to the present utility model;

Fig. 4 is a schematic structural diagram of a second ear seat of the CPCI chassis according to the present utility model.

In the figure: 1. a support frame; 2. a housing; 3. a screw; 4. a motor; 5. a screw sleeve; 6. a limiting block; 7. a clamping plate; 8. a soft cushion; 9. a chassis body; 10. a mounting plate; 11. a slide bar; 12. a fixed block; 13. a damping rod; 14. a first spring; 15. a slide block; 16. a first ear mount; 17. a connecting rod; 18. a second ear mount; 19. a connecting block; 20. and a second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-4, a CPCI chassis comprises a supporting frame 1, wherein a housing 2 is arranged on one side of the supporting frame 1, a chassis body 9 is arranged in the supporting frame 1, a clamping plate 7 is arranged above the chassis body 9, a mounting plate 10 is arranged at the bottom of the chassis body 9, a lifting assembly connected with the clamping plate 7 is arranged in the housing 2, and a buffer assembly is arranged at the bottom of the mounting plate 10.

The lifting assembly comprises a limit groove formed in one side of the shell 2, one side of the shell 2 close to the limit groove is fixedly arranged on one side of the supporting frame 1, a motor 4 is arranged in the bottom in the shell 2, an output end of the motor 4 is in driving connection with a screw 3, one end of the top of the screw 3 is in rotating connection with the top in the shell 2, a threaded sleeve 5 is sleeved outside the screw 3, a limit block 6 which is matched with the limit groove is fixedly connected to one side of an outer ring of the threaded sleeve 5, one side of the limit block 6 far away from the threaded sleeve 5 is fixedly arranged on one side of the clamping plate 7, the screw 3 is driven to rotate by the motor 4 through the arrangement of the limit block 6, the screw 3 rotates along with the threaded sleeve 5 to vertically displace, so that the limit block 6 and the limit groove can limit the threaded sleeve 5 to rotate along with the screw 3, the limit block 6 drives the clamping plate 7 to descend to extrude the top of the case body 9, and the case body 9 is clamped and limited by the mounting plate 10, so that the case body 9 is prevented from tilting due to jolt and shake.

The buffer assembly comprises a chute formed in the bottom of the mounting plate 10, two fixing blocks 12 are symmetrically arranged below the mounting plate 10, the bottoms of the two fixing blocks 12 are fixedly mounted on the inner bottom of the supporting frame 1, a damping rod 13 is fixedly mounted on the top of the fixing block 12, a first spring 14 is sleeved outside the damping rod 13, two ends of the first spring 14 are fixedly connected with the bottom of the mounting plate 10 and the top of the fixing block 12 respectively, jolt moment box body 9 can shake in the transportation process through the arrangement of the damping rod 13 and the first spring 14, the impact force of the jolt moment box body 9 is transmitted to the two damping rods 13 and the first spring 14 through the mounting plate 10, the generated vibration energy is absorbed and weakened through the first spring 14, the vibration energy is converted into heat energy through friction force to achieve the effects of damping and vibration reduction, and therefore the jolt amplitude of the box body 9 is greatly reduced, and stability is guaranteed.

The buffer assembly further comprises a sliding rod 11 arranged between the two fixed blocks 12, two ends of the sliding rod 11 are fixedly arranged on one side of the adjacent fixed blocks 12, two sliding blocks 15 are sleeved outside the sliding rod 11, a first lug 16 is fixedly arranged at the top of each sliding block 15, a connecting rod 17 is rotatably connected to one end of the top of each first lug 16, a second lug 18 is rotatably connected to one end of each connecting rod 17, which is far away from each first lug 16, a connecting block 19 matched with a sliding groove is fixedly arranged at the top of each second lug 18, and through the arrangement of the connecting blocks 19, when the case body 9 is jolted to shake, generated impulsive force is transmitted to the connecting blocks 19 through the mounting plate 10, then the connecting blocks 19 are transmitted to the second lugs 18 and the connecting rods 17, so that the connecting rods 17 rotate, and are transmitted to the first lugs 16 through the connecting rods 17, the sliding blocks 15 are enabled to move outside the sliding rod 11, and when the two sliding blocks 15 are mutually close to each other and are displaced, the second springs 20 are extruded, and the impulsive force is absorbed through the second springs 20, so that the buffer effect is achieved.

The buffer assembly further comprises a second spring 20 sleeved outside the sliding rod 11, two ends of the second spring 20 are fixedly connected with one side of the adjacent sliding block 15 respectively, and the sliding block 15 is convenient to slide outside the sliding rod 11 through the arrangement of the sliding block 15.

The bottom fixed mounting of grip block 7 has cushion 8, through the setting of cushion 8, can avoid grip block 7 centre gripping dynamics too big and harm quick-witted case body 9 outward appearance.

The use principle and the advantages are that: in the use of this scheme, drive screw rod 3 through starter motor 4 during transportation and rotate, screw rod 3 rotates along with even swivel nut 5 produces vertical decline displacement to make swivel nut 5 drive the stopper 6 of outer lane and remove in the lump, stopper 6 drive grip block 7 immediately descends and extrudees the top of machine case body 9, and cooperates mounting panel 10 to carry out the centre gripping spacing to machine case body 9, avoids machine case body 9 to take place the slope because of jolting and rocking, promotes the protectiveness to machine case body 9.

Shaking can be generated when jolting is encountered in the transportation process, shaking impulse is transmitted to the two damping rods 13 and the first spring 14 through the mounting plate 10, then the first spring 14 absorbs and weakens generated vibration energy, the vibration energy is converted into heat energy through friction force through the damping rods 13 to achieve the effects of shock absorption and vibration reduction, meanwhile, generated impulse is transmitted to the connecting block 19 through the mounting plate 10, then the connecting block 19 is transmitted to the second lug 18 and the connecting rod 17, the connecting rod 17 rotates, and is transmitted to the first lug 16 through the connecting rod 17, the first lug 16 enables the sliding blocks 15 to slide outside the sliding rods 11, the two sliding blocks 15 are mutually close to each other at the same time to squeeze the second spring 20, the impulse is absorbed through the second spring 20, the vibration reduction effect is achieved, the shaking amplitude of the chassis body 9 is greatly reduced, and the stability of the chassis body 9 is guaranteed.

To sum up: this CPCI machine case can guarantee the steadiness effectively in the transportation, has avoided meetting the highway section of jolting in the transportation and has made the vehicle be difficult for keeping steady, and the quick-witted case of carriage internal transport probably takes place to rock, slope etc. if bump with taking place when rocking, can lead to the damage of component to make personnel unable normal use machine case, influence quick-witted case life's phenomenon to increase the protectiveness to CPCI machine case, promote quick-witted case life.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a CPCI machine case, includes braced frame (1), its characterized in that, one side of braced frame (1) is provided with shell (2), be provided with quick-witted case body (9) in braced frame (1), the top of quick-witted case body (9) is equipped with grip block (7), the bottom of quick-witted case body (9) is equipped with mounting panel (10), the inside of shell (2) is provided with the lifting unit who is connected with grip block (7), the bottom of mounting panel (10) is provided with buffer unit.

2. The CPCI chassis according to claim 1, wherein the lifting assembly comprises a limit groove formed in one side of the shell (2), one side, close to the limit groove, of the shell (2) is fixedly arranged on one side of the support frame (1), a motor (4) is arranged in the inner bottom of the shell (2), an output end of the motor (4) is in driving connection with a screw rod (3), one end of the top of the screw rod (3) is in rotating connection with the inner top of the shell (2), a screw sleeve (5) is sleeved outside the screw rod (3), a limit block (6) matched with the limit groove is fixedly connected to one side of an outer ring of the screw sleeve (5), and one side, far away from the screw sleeve (5), of the limit block (6) is fixedly arranged on one side of the clamping plate (7).

3. The CPCI chassis according to claim 1, wherein the buffer assembly comprises a chute formed at the bottom of the mounting plate (10), two fixing blocks (12) are symmetrically arranged below the mounting plate (10), the bottoms of the two fixing blocks (12) are fixedly mounted with the bottom in the supporting frame (1), a damping rod (13) is fixedly mounted at the top of the fixing block (12), the top of the damping rod (13) is fixedly mounted with the bottom of the mounting plate (10), a first spring (14) is sleeved outside the damping rod (13), and two ends of the first spring (14) are fixedly connected with the bottom of the mounting plate (10) and the top of the fixing block (12) respectively.

4. The CPCI chassis according to claim 3, wherein the buffer assembly further comprises a slide bar (11) disposed between the two fixing blocks (12), two ends of the slide bar (11) are fixedly mounted on one side of the adjacent fixing block (12), two sliding blocks (15) are sleeved on the outer portion of the slide bar (11), a first ear seat (16) is fixedly mounted on the top of the sliding block (15), a connecting rod (17) is rotatably connected to one end of the top of the first ear seat (16), a second ear seat (18) is rotatably connected to one end of the connecting rod (17) far away from the first ear seat (16), and a connecting block (19) matched with the sliding groove is fixedly mounted on the top of the second ear seat (18).

5. The CPCI chassis according to claim 1, wherein the buffer assembly further comprises a second spring (20) sleeved outside the slide bar (11), and two ends of the second spring (20) are fixedly connected with one side of the adjacent slide block (15), respectively.

6. The CPCI chassis according to claim 1, wherein a cushion (8) is fixedly installed at the bottom of the clamping plate (7).