CN115633480A

CN115633480A - Lock catch type assembled case

Info

Publication number: CN115633480A
Application number: CN202211370098.0A
Authority: CN
Inventors: 蒋华君; 邓均朝; 杨志业
Original assignee: Guangdong Yonggu Electronic Machinery Technology Co ltd
Current assignee: Guangdong Yonggu Electronic Machinery Technology Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-01-20

Abstract

The invention relates to the technical field of chassis equipment, in particular to a lock catch type assembled chassis which comprises a cover plate, a bottom plate, a plurality of groups of upright post assemblies, a plurality of groups of locking assemblies and a plurality of side plates, wherein sliding grooves extending along the height direction of the upright post assemblies are formed in the inner surfaces of the upright post assemblies, each locking assembly comprises a locked part and a sliding locked part arranged in each sliding groove, each sliding locked part comprises an elastic locking part and a sliding block which are detachably connected together, the elastic locking parts are partially exposed out of the sliding grooves, one end of each locked part is fixedly connected with the inner surface of the cover plate, and the other end of each locked part is inserted into the elastic locking part and is clamped by the elastic locking part. The locking assembly is completely hidden in the case, the cover plate is not required to be fixed by independently using a screw, the screw heads can not be seen on the outer surfaces of the cover plate and the side plate, the cover plate is firmly locked and is convenient to disassemble and assemble, and the side plate and the bottom plate are not influenced when the cover plate is disassembled.

Description

Lock catch type assembled case

Technical Field

The invention relates to the technical field of chassis equipment, in particular to a lock catch type assembled chassis.

Background

The case generally comprises a shell, a bracket, a cover plate and the like, wherein the shell is generally made by combining steel plates and plastics, has high hardness and mainly plays a role of protecting internal elements of the case, and the standard case is a case which is universal and has fixed size and complies with national standards and is widely applied to the industries of computers, instruments, meters, electronics, communication, automation, sensors, smart cards, industrial control, precision machinery and the like.

At present, the chassis is generally fixed by adopting the following modes: firstly, fixing the glass substrate by a screw mode; secondly, fixing by adopting a buckle mode; thirdly, the fixing is realized by adopting a rivet or welding mode. The prior chassis mainly has the following problems: more screw heads are left on the surface of the cover plate of the case when the case is fixed in a screw mode, so that the appearance of a product is influenced, and the structure adopted by a specific case generally has no universality in a buckling mode; whereas chassis components fixed by rivets and welds are generally not removable.

Disclosure of Invention

The invention aims to provide a lock catch type assembled case which does not need to be fixed by screws on the surfaces of a case cover plate and a side plate, has simple structure, firmness and durability and convenient disassembly and assembly, at least solves one of the problems provided by the background technology, and adopts the following technical scheme for realizing the purpose of the invention:

the utility model provides a hasp formula equipment machine case, includes apron, bottom plate, multiunit stand subassembly, multiunit locking Assembly and polylith curb plate, thereby carries out the joint through a set of stand subassembly respectively between two adjacent curb plates and forms hollow main body frame, thereby stand subassembly's bottom surface is provided with the screw and is used for cooperating screw PMKD, thereby be formed with the spout that extends along stand subassembly direction of height on the stand subassembly internal surface, locking Assembly includes by the retaining member and installs the slip latch fitting in the spout, the slip latch fitting includes elasticity retaining member and the slider that detachably links together, elasticity retaining member part exposes outside the spout, be connected by the internal surface fixed connection of the one end of retaining member and apron, be used for inserting in the elasticity retaining member and blocked by the elasticity retaining member by the other end of retaining member, the bolt passes behind the bottom plate and is connected with the screw that the slider bottom surface set up.

In a further improvement, the elastic locking piece comprises a plurality of elastic blocks, and the elastic blocks are surrounded to form an insertion hole for inserting the other end of the locking piece.

The further improvement lies in that the surface of polylith elastic block is conical surface structure, works as thereby the elastic block takes place elastic deformation and makes the diameter of patchhole diminish and block by the retaining member when the retaining member bottom extrusion elastic block moves to spout is inside.

The further improvement lies in, be provided with the joint groove on the locking piece, the internal surface of elasticity piece is provided with the inclined plane structure and is used for blocking the joint groove by locking piece when the diameter of patchhole diminishes.

The further improvement is that the inner surface of the elastic block is provided with a boss, and the top surface of the boss is contacted with the bottom surface of the locked piece for supporting the locked piece.

The improved structure is characterized in that the locking piece is a connecting column, one end of the connecting column is fixedly connected with the inner surface of the cover plate in a riveting mode, and a clamping groove is formed in the column body of the connecting column.

The further improvement lies in that the stand subassembly includes interconnect's first connecting plate and second connecting plate, be provided with the curb plate groove respectively on first connecting plate and the second connecting plate and be used for with corresponding curb plate joint.

The further improvement is that the chute is a polygonal chute.

The further improvement is that the bottom opening of the sliding groove is flush with the bottom surface of the upright post component, and the top opening of the sliding groove is at a certain distance from the top surface of the upright post component.

The further improvement is that the bottom of the case is provided with a machine foot.

The invention has the beneficial effects that:

the locking assembly is completely hidden in the case, the cover plate is not required to be fixed by a screw independently, the screw heads are not completely seen on the outer surfaces of the cover plate and the side plate, and only the screw head is arranged at the bottom of the case.

The cover plate of the case is firmly locked and convenient to disassemble and assemble, the side plates and the bottom plate are not influenced when the cover plate is disassembled, and internal components are convenient to install on the case.

According to the invention, the elastic locking piece and the sliding block are detachably connected, so that in practical application, the height of the case can be changed by designing different lengths of the sliding block and the upright post assembly, the elastic locking piece can be applied without changing the size, secondary development of products is facilitated, and the expansibility is strong. In addition, also can change the elastic locking piece alone and need not to change the slider when the elastic locking piece damages, practice thrift the cost.

Drawings

Fig. 1 is an overall external view of a latch-type assembled chassis according to the present invention;

FIG. 2 is a schematic view of a bottom structure of a latch-type assembled chassis without mounting a chassis thereon according to the present invention;

FIG. 3 is an exploded view of a latch-type assembled chassis according to the present invention;

FIG. 4 is a schematic view showing a coupling structure of a locking member and an elastic locking member in the locker of the locker type assembling machine according to the present invention;

FIG. 5 is a cross-sectional view of a pillar assembly of a latch-type assembled chassis according to the present invention;

FIG. 6 is a schematic view of the fitting structure of the resilient locking member, the sliding block and the pillar assembly in the lock catch type assembling machine box according to the present invention;

FIG. 7 is a schematic view of the fitting structure of the resilient locking member and the post assembly in the locker of the lock type assembling machine of the present invention;

fig. 8 is a schematic view of a connection structure of a stud assembly and a locking assembly in a snap-fit assembled chassis according to the present invention.

Description of reference numerals:

1. a cover plate; 2. a base plate; 3. a column assembly; 4. a side plate; 5. a screw hole; 6. a screw; 7. a chute; 8. a locked member; 9. an elastic locking member; 10. a bolt; 11. an elastic block; 12. an insertion hole; 13. a conical surface structure; 14. a clamping groove; 15. a bevel structure; 16. a boss; 17. a first connecting plate; 18. a second connecting plate; 19. a side plate groove; 20. a chassis; 21. a slider; 22. a stud.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the terms "and", "and" include any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 8, an embodiment of the present invention provides a latch type assembled chassis, including a cover plate 1, a bottom plate 2, a plurality of sets of pillar assemblies 3, a plurality of sets of locking assemblies, and a plurality of side plates 4, wherein two adjacent side plates 4 are respectively clamped by one set of pillar assemblies 3 to form a hollow main frame, a bottom surface of each pillar assembly 3 is provided with a screw hole 5 for engaging with a screw 6 to fix the bottom plate 2, a sliding slot 7 extending along a height direction of the pillar assembly 3 is formed on an inner surface of the pillar assembly 3, each locking assembly includes a locked member 8 and a sliding lock member installed in the sliding slot 7, the sliding lock member includes an elastic locking member 9 and a sliding block 21 detachably connected together, the elastic locking member 9 is partially exposed out of the sliding slot 7, one end of the locked member 8 is fixedly connected with an inner surface of the cover plate 1, the other end of the locked member 8 is inserted into the elastic locking member 9 and is locked by the elastic locking member 9, and a bolt 10 passes through the bottom plate 2 and then is connected with the screw hole 5 formed in a bottom surface of the sliding block 21.

Specifically, as shown in fig. 1 and 2, in this embodiment, the entire chassis is a rectangular parallelepiped structure, the number of the column assemblies 3 and the number of the locking assemblies are four, and the number of the side plates 4 is four.

In addition, the case may be configured to have other shapes according to the circumstances, for example, a pentagonal case, so that the cover plate 1 and the bottom plate 2 are both pentagonal structures, and the number of the side plates 4 is five, which is not specifically limited in this embodiment.

Preferably, as shown in fig. 4 and 6, the elastic locking member 9 and the sliding block 21 are detachably connected by means of the stud 22 matching with the screw hole 5, that is, the bottom of the elastic locking member 9 is provided with the stud 22, and the top surface of the sliding block 21 is provided with the screw hole 5. The elastic locking piece 9 and the sliding block 21 are firstly connected together before the sliding locking piece is installed on the sliding groove 7, the elastic locking piece 9 and the sliding block 21 are detachably connected, in the invention, the height of the case can be changed by designing different lengths of the sliding block 21 and the height of the upright post component 3, the elastic locking piece 9 can be suitable without changing the size, the secondary development of products is convenient, and the expansibility is strong. In addition, when the elastic locking piece 9 is damaged, the elastic locking piece 9 can be independently replaced without replacing the sliding block 21, and the cost is saved.

As shown in fig. 1, 2 and 3, the locking assembly in this embodiment is completely hidden inside the chassis, and the cover plate 1 does not need to be fixed by using screws 6 alone, and the screw heads are not visible at the outer surfaces of the cover plate 1 and the side plates 4, but only at the bottom of the chassis.

The apron 1 locking of the quick-witted case of this embodiment is firm, and easy dismounting does not influence curb plate 4 and bottom plate 2 when taking the apron 1 apart yet, makes things convenient for the inside components and parts of quick-witted case installation.

In this embodiment, as shown in fig. 4 and 7, the elastic locking member 9 includes a plurality of elastic blocks 11, and the plurality of elastic blocks 11 surround to form an insertion hole 12 for inserting the other end of the locking member 8.

In this embodiment, the outer surfaces of the elastic blocks 11 are in a conical surface structure 13, the top of the sliding chute 7 is provided with a shape corresponding to the conical surface structure 13, and when the bottom of the locked member 8 presses the elastic blocks 11 to move towards the inside of the sliding chute 7, the elastic blocks 11 are elastically deformed to reduce the diameter of the insertion holes 12 so as to lock the locked member 8.

The locked member 8 is provided with a catching groove 14, and the inner surface of the elastic block 11 is provided with a slope structure 15 for catching the catching groove 14 of the locked member 8 when the diameter of the insertion hole 12 becomes smaller.

In this embodiment, a boss 16 is provided on the inner surface of the elastic block 11, and the top surface of the boss 16 contacts the bottom surface of the fastened member 8 for supporting the fastened member 8.

When the locked member 8 is inserted into the insertion hole 12, the bottom surface contacts the top surface of the boss 16, and then the elastic block 11 is moved toward the inside of the chute 7 by the pressing action of the boss 16.

In this embodiment, by the clamping piece 8 for the spliced pole, the one end of spliced pole is through the mode fixed connection of riveting with the internal surface of apron 1, be provided with joint groove 14 on the cylinder of spliced pole.

In the present embodiment, as shown in fig. 5, the pillar assembly 3 includes a first connecting plate 17 and a second connecting plate 18 connected to each other, and the first connecting plate 17 and the second connecting plate 18 are respectively provided with a side plate slot 19 for being clamped with the corresponding side plate 4.

Specifically, four sets of stand subassemblies 3 are located four corners of quick-witted case respectively, stand subassembly 3 adopts aluminium alloy ex-trusions processing to make. In this embodiment, the thickness of the first connecting plate 17 and the second connecting plate 18 is 4mm, the width of the side plate groove 19 is 1.7mm, the depth of the side plate groove is 1.8mm, and the length is set according to the actual size of the chassis.

The first connecting plate 17 and the second connecting plate 18 are perpendicular to each other, that is, a right angle is formed between the first connecting plate 17 and the second connecting plate 18. In addition, if the chassis is not in a rectangular parallelepiped shape, the size of the angle between the first connecting plate 17 and the second connecting plate 18 can be changed to adapt to chassis with different shapes, such as a chassis with a triangular or pentagonal cover plate 1 and a pentagonal bottom plate 2.

In the present embodiment, the chute 7 is provided as a polygonal chute 7. As shown in fig. 5, in this embodiment a square chute 7. In other embodiments, the shape of the sliding block 21 may be triangular, quadrangular, pentagonal, etc., and the sliding block 21 is adapted to the sliding groove 7 such that the sliding block 21 does not rotate when the bolt 10 is inserted through the bottom plate 2 and then connected to the screw hole 5 on the bottom surface of the sliding block 21.

In the present embodiment, as shown in fig. 6, 7 and 8, the bottom opening of the sliding chute 7 is flush with the bottom surface of the pillar assembly 3, and the top opening of the sliding chute 7 is at a certain distance from the top surface of the pillar assembly 3. The distance is adapted to the length of the connecting column.

In the present embodiment, as shown in fig. 3, the bottom of the chassis is provided with a foot 20.

The installation and the disassembly process of the case are as follows: firstly, four groups of upright post assemblies 3 and four side plates 4 are used for assembly, two adjacent side plates 4 are respectively clamped through side plate grooves 19 of one group of upright post assemblies 3 to form a hollow main body frame, then a bottom plate 2 is installed at the bottom opening of the main body frame and penetrates through the bottom plate 2 to be connected with screw holes 5 in the bottom surface of the upright post assemblies 3 through screws 6 so as to fix the bottom plate 2, then a sliding locking piece is inserted into a sliding groove 7 of each group of upright post assemblies 3, after the sliding locking piece is inserted into the sliding groove 7, part of an elastic locking piece 9 is exposed out of the sliding groove 7, one end of a locked piece 8 is fixedly connected with the inner surface of a cover plate 1 in advance in a pressing and riveting mode, then the cover plate 1 is installed, when the cover plate 1 is installed, the other end of the locked piece 8 is aligned with an insertion hole 12 of the elastic locking piece 9 and inserted into the insertion hole 12, the cover plate 1 is continuously pressed to enable the cover plate 1 to seal the top opening of the main body frame, in the process of pressing the cover plate 1, the other end of the locked piece 8 is enabled to extrude a boss 16, so that the elastic locking piece 9 moves into the sliding groove 7, at this time, the diameter of the insertion hole 12 is reduced, at this time, the elastic locking piece 9 forms clamping action on a clamping piece 8, a clamping groove 14, the bottom surface of the locked piece 2, at this time, the sliding block 2 and the sliding block 2 can not be connected with the bottom surface of the bottom plate 2, and the bottom surface of the sliding block 2, at this moment, and the bottom surface of the case, and the sliding block 1 can not be dismantled by the sliding block 21, and the sliding block 2, and the case can be dismantled.

When the apron 1 of quick-witted case is dismantled to needs, loosen bolt 10 on the bottom plate 2 and up push away slider 21 and make elastic block 11 stretch out outside spout 7 and the reconversion, elastic locking piece 9 no longer forms the joint effect to the joint groove 14 on by locking piece 8 this moment, can freely reciprocate by locking piece 8, at this moment directly takes up apron 1 and can accomplish the dismantlement of apron 1.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a hasp formula equipment machine case, a serial communication port, including apron, bottom plate, multiunit stand subassembly, multiunit locking Assembly and polylith curb plate, thereby carry out the joint through a set of stand subassembly respectively between two adjacent curb plates and form hollow main body frame, thereby stand subassembly's bottom surface is provided with the screw and is used for cooperating screw PMKD, thereby be formed with the spout that extends along stand subassembly direction of height on the stand subassembly internal surface, locking Assembly includes by the retaining member and installs the slip latch fitting in the spout, the slip latch fitting includes elasticity retaining member and the slider that detachably links together, elasticity retaining member part exposes outside the spout, be connected by the internal surface fixed connection of the one end of retaining member and apron, be used for inserting in the elasticity retaining member and blocked by the elasticity retaining member by the screw that the bolt set up with the slider bottom surface after passing the bottom plate.

2. The latch-type chassis according to claim 1, wherein the resilient locking member comprises a plurality of resilient blocks, and the resilient blocks surround to form an insertion hole for inserting the other end of the locking member.

3. The snap-fit type assembly case according to claim 2, wherein the outer surfaces of the elastic blocks are tapered, and when the bottom of the locked member presses the elastic blocks to move toward the inside of the sliding groove, the elastic blocks are elastically deformed to reduce the diameter of the insertion hole, thereby locking the locked member.

4. The snap-fit assembly case according to claim 3, wherein the locking member has a locking groove, and the inner surface of the resilient block has a slope structure for locking the locking groove of the locking member when the diameter of the insertion hole is reduced.

5. The latch-type casing according to claim 3, wherein the elastic block has a projection on an inner surface thereof, and a top surface of the projection contacts with a bottom surface of the latch member for supporting the latch member.

6. The latch-type assembled chassis according to claim 1, wherein the fastened member is a connecting column, one end of the connecting column is fixedly connected with the inner surface of the cover plate by means of press riveting, and a clamping groove is formed in a column body of the connecting column.

7. The latch-type assembled chassis according to claim 1, wherein the pillar assembly comprises a first connecting plate and a second connecting plate connected to each other, and the first connecting plate and the second connecting plate are respectively provided with a side plate slot for being clamped with the corresponding side plate.

8. The snap-fit assembled chassis according to claim 1, wherein the sliding slot is a polygonal sliding slot.

9. The snap-fit assembled cabinet according to claim 1, wherein the bottom opening of the sliding groove is flush with the bottom surface of the pillar assembly, and the top opening of the sliding groove is spaced from the top surface of the pillar assembly.

10. The latch-type assembled chassis according to claim 1, wherein the chassis has a bottom provided with a foot.