CN217333248U

CN217333248U - Mainboard fixed knot constructs and industrial control device

Info

Publication number: CN217333248U
Application number: CN202220374328.XU
Authority: CN
Inventors: 罗源
Original assignee: Suzhou Yuankong Electronic Technology Co ltd
Current assignee: Suzhou Yuankong Electronic Technology Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-30
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a mainboard fixed knot constructs and industry control device, wherein, mainboard fixed knot constructs including the mounting hole, first fastener and spacing subassembly, at least one mounting hole sets up on the mainboard, the mounting hole is including the first hole and the second hole that communicate each other, the size in second hole is greater than the size in first hole, at least one first fastener sets up on the installation face of installation mainboard, be provided with the spacing groove on the lateral wall of first fastener, the lateral wall in first hole can block and establish at the spacing inslot, spacing subassembly sets up on the installation face, and be located one side that the mainboard kept away from the second hole, spacing subassembly includes the elasticity separation blade at least, the elasticity separation blade has relative stiff end and the free end that sets up, the stiff end sets up on the installation face, the free end supports tightly the terminal surface of mainboard. This mainboard fixed knot constructs's whole mainboard installation and dismouting process need not any appurtenance, has increased substantially the packaging efficiency of mainboard.

Description

Mainboard fixed knot constructs and industrial control device

Technical Field

The utility model relates to an industrial computer technical field especially relates to a mainboard fixed knot constructs to and industrial control device including this mainboard fixed knot constructs.

Background

An industrial personal computer (industrial control computer) is a general name of a tool for detecting and controlling a production process, electromechanical equipment and process equipment by adopting a bus structure, products and technologies of the industrial control industry are very special, belong to intermediate products, and provide a reliable, embedded and intelligent industrial computer for other industries.

The industrial personal computer is required to be assembled into corresponding electronic hardware, the industrial personal computer can be started to use after being assembled into a complete system, and the main board is one of necessary hardware of the industrial personal computer. In the prior art, the installation of the main board of the industrial personal computer aims at the rivet hole position on the bottom board of the case firstly, and then the main board is fixed by using a locking screw of a tool after being installed in place, so that the problems of complex operation, time and labor waste in assembly, high labor cost and the like exist.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an aim at: the mainboard fixing structure is high in installing and disassembling efficiency.

The embodiment of the utility model provides a another aim at: the industrial control device is high in assembly efficiency and low in production cost.

To achieve the purpose, the embodiment of the present invention adopts the following technical solutions:

in a first aspect, a motherboard fixing structure is provided, including:

the mounting holes are formed in the main board, each mounting hole comprises a first hole and a second hole which are communicated with each other, and the size of each second hole is larger than that of each first hole;

at least one first fastening piece is arranged on a mounting surface for mounting the mainboard, a limiting groove is formed in the side wall of each first fastening piece, and the side wall of each first hole can be clamped in the limiting groove;

the limiting assembly is arranged on the mounting surface and located at the position, away from the mainboard, of one end of the second hole, the limiting assembly at least comprises an elastic separation blade, the elastic separation blade is provided with a fixed end and a free end, the fixed end is arranged on the mounting surface, and the free end abuts against the end surface of the mainboard.

As an alternative of a mainboard fixing structure, the limiting assembly further comprises a locking part, the locking part is arranged at an interval with the elastic separation blade, the locking part is fixed at the suspended end of the elastic separation blade through a clamping structure, and when the locking part is locked at the suspended end, the elastic separation blade is separated from the mainboard.

As an alternative of a mainboard fixing structure, the clamping structure comprises a clamping hole and a clamping piece, one of the locking piece and the elastic separation blade is provided with the clamping hole, the other elastic separation blade is provided with the clamping piece, and the clamping piece is selectively inserted into the clamping hole.

As an alternative of a mainboard fixing structure, the clamping piece is arranged on the elastic baffle and comprises an elastic sheet and a clamping block, the clamping block is convexly arranged on the side wall of the elastic sheet, and the clamping block is clamped with the clamping hole.

As an alternative to the main board fixing structure, one end of the snap-in block adjacent to the locking member is provided with a guide surface.

As an alternative of the main board fixing structure, the locking part comprises a second fixing part and a locking part which are connected at an included angle, the clamping hole is formed in the locking part, and the second fixing part is fixed on the mounting surface through a third fastening piece.

As an alternative scheme of a mainboard fixing structure, the elastic separation blade comprises a first fixing part and a first limiting part which are connected through an included angle, the first fixing part is arranged on the installation surface through a second fastener, one end of the first limiting part is connected with the first fixing part, the other end of the first limiting part is arranged in a suspending mode, and at least part of the first limiting part is abutted to the end face of the mainboard.

As an alternative of the main plate fixing structure, a rubber layer is provided at least on a side surface of the first stopper portion abutting against the main plate.

As an alternative of the main board fixing structure, two limiting assemblies are provided, and the two limiting assemblies are oppositely arranged on the mounting surface.

The beneficial effects are that: the utility model discloses a mainboard fixed knot constructs through be provided with the first hole and the second hole that communicate each other on the mainboard, set up first fastener on the installation face, be provided with the spacing groove on the lateral wall of first fastener, establish the lateral wall card in first hole at the spacing inslot, and one side of keeping away from the second hole at the mainboard is provided with the elasticity separation blade, so that the elasticity separation blade can carry on spacingly to the mainboard, prevent that first fastener from removing to the position in second hole and coming off, the fixed mounting of mainboard is realized to combined action through elasticity separation blade and first fastener, this design increases substantially the installation and the dismantlement efficiency of mainboard, and whole dismouting process need not any appurtenance. When concrete installation, remove the mainboard to the top of installation face, and aim at the second hole with first fastener, down press down the mainboard and make the elasticity separation blade receive extrusion deformation after that, treat first fastener and insert the second hole, and the opening in first hole is just during the spacing groove, promote the mainboard so that the side card in first hole establishes at the spacing inslot, the elasticity separation blade loses the extrusion force and kick-backs to the normal position this moment, so that elasticity separation blade and first fastener carry on spacingly to the mainboard jointly, thereby accomplish the installation of mainboard.

In a second aspect, an industrial control device is provided, which includes the above motherboard fixing structure.

The beneficial effects are that: the industrial control device uses the main board fixing structure, so that the industrial control device does not need auxiliary tools when the main board is assembled, the installation and disassembly efficiency of the main board is greatly improved, the overall assembly efficiency of the industrial control device is improved, and the labor cost for assembling the industrial control device is reduced.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Fig. 1 is a schematic structural diagram of a motherboard fixing structure according to an embodiment of the present invention.

Fig. 2 is a partially enlarged view of a portion a of fig. 1.

Fig. 3 is a schematic structural view illustrating a locking state of the locking member to the elastic catch according to an embodiment of the present invention.

Fig. 4 is a disassembly schematic view of the main board fixing structure according to the embodiment of the present invention.

Fig. 5 is a partial enlarged view of fig. 4 at B.

Fig. 6 is a schematic structural diagram of a limiting assembly according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of an elastic baffle according to an embodiment of the present invention.

In the figure:

100. a box body;

1. a mounting surface; 2. a main board; 21. mounting holes; 211. a first hole; 212. a second hole; 3. a first fastener; 31. a limiting groove; 32. a second limiting part; 33. a connecting portion; 34. a support portion; 4. a limiting component; 41. an elastic baffle plate; 411. a first fixed part; 412. a first limiting part; 42. a locking member; 421. a second fixed part; 422. a lock payment part; 5. a clamping structure; 51. a clamping hole; 52. a clamping piece; 521. an elastic sheet; 522. a clamping block; 5221. a guide surface.

Detailed Description

In order to make the technical problems, the adopted technical solutions and the achieved technical effects of the present invention clearer, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

The mainboard is as one of the necessary hardware of industrial control device, and during the equipment, the installation of industrial computer mainboard is all with the rivet hole site on the mainboard alignment box bottom plate earlier, puts the position back, and it fixes to use the instrument lock to pay many screws again, and this package assembly complex operation, the equipment is wasted time and energy, and the cost of labor is high. Therefore, in order to solve the above-mentioned problems, the present invention discloses a main board fixing structure with high assembly efficiency and without screwing screws.

Referring to fig. 2 and 5, as shown in fig. 1, the mainboard fixing structure of the embodiment of the present invention includes a mounting hole 21, a first fastening member 3 and a limiting component 4, at least one mounting hole 21 is disposed on the mainboard 2, the mounting hole 21 includes a first hole 211 and a second hole 212 which are communicated with each other, the size of the second hole 212 is larger than the size of the first hole 211, at least one first fastening member 3 is disposed on the mounting surface 1 of the mounting mainboard 2, a limiting groove 31 is disposed on the sidewall of the first fastening member 3, the sidewall of the first hole 211 can be clamped in the limiting groove 31, the limiting component 4 is disposed on the mounting surface 1, and is located at one end of the mainboard 2 far away from the second hole 212, the limiting component 4 at least includes an elastic blocking piece 41, the elastic blocking piece 41 has a fixed end and a free end which are relatively disposed, the fixed end is disposed on the mounting surface 1, and the free end supports the end of the mainboard 2. This mainboard fixed knot constructs through set up mounting hole 21 on mainboard 2, this mounting hole 21 is the calabash hole, it includes first hole 211 and the second hole 212 that communicates each other, one side of keeping away from second hole 212 at mainboard 2 is provided with elasticity separation blade 41, this elasticity separation blade 41 can carry on spacingly to mainboard 2, prevent that mainboard 2 from removing and making first fastener 3 be located the position of second hole 212 and drop, the fixed mounting of mainboard 2 is realized to combined action through elasticity separation blade 41 and first fastener 3, this design increases substantially the installation and the dismantlement efficiency of mainboard 2, and whole dismouting process need not any appurtenance. When specifically installing, with mainboard 2 remove to the top of installation face 1 to aim at first fastener 3 second hole 212, press down mainboard 2 and make elastic catch 41 receive extrusion deformation next, wait that first fastener 3 inserts second hole 212, and when the opening of first hole 211 just right spacing groove 31, promote mainboard 2 so that the lateral wall card of first hole 211 establishes in spacing groove 31, elastic catch 41 loses the extrusion force and kick-backs to the normal position this moment, so that elastic catch 41 and first fastener 3 are through spacing mainboard 2, thereby accomplish the installation of mainboard 2. When dismantling, manual free end with elastic catch 41 presses toward the direction of installation face 1 to make elastic catch 41 lose spacing to mainboard 2, then promote mainboard 2 and make first fastener 3 be located second hole 212, and because second hole 212 can not carry on spacingly to first fastener 3, can lift mainboard 2 upwards in order to take out mainboard 2 this moment, thereby accomplish the dismantlement of mainboard 2.

Preferably, as shown in fig. 4, a plurality of mounting holes 21 are spaced apart from each other on the main board 2, and accordingly, a plurality of first fastening members 3 are disposed on the mounting surface 1 corresponding to the mounting holes 21, and the plurality of first fastening members 3 are disposed in the mounting holes 21 to improve the stability of the main board 2.

Specifically, as shown in fig. 6, the elastic blocking piece 41 includes a first fixing portion 411 and a first limiting portion 412 connected at an included angle, the first fixing portion 411 is disposed on the mounting surface 1 through a second fastener, one end of the first limiting portion 412 is connected with the first fixing portion 411, the other end of the first limiting portion 412 is disposed in a suspended manner, at least a portion of the first limiting portion 412 abuts against the side wall of the motherboard 2, the first fixing portion 411 and the first limiting portion 412 connected at the included angle are favorable for the first limiting portion 412 to automatically rebound to the suspended position, and therefore the motherboard 2 is limited. In this embodiment, the first fixing portion 411 is provided with three fixing holes at intervals, and the first fixing portion 411 is fixed by three second fasteners.

Specifically, a rubber layer is provided at least on the side of the first stopper 412 abutting against the main board 2, and the rubber layer is provided to reduce the wear of the elastic stopper 41 when abutting against the main board 2. In this embodiment, rubber layers are disposed on two opposite sides of the first position-limiting portion 412.

In this embodiment, as shown in fig. 3, in order to further improve the detaching efficiency of the motherboard 2 and reduce the manual pressing time of the elastic blocking piece 41, a locking piece 42 is arranged on the mounting surface 1, the locking piece 42 and the elastic blocking piece 41 are arranged at an interval, the locking piece 42 fixes the free end of the elastic blocking piece 41 through the clamping structure 5, and the elastic blocking piece 41 is separated from the motherboard 2 so as to release the limitation of the elastic blocking piece 41 on the motherboard 2. It can be understood that, when the main board 2 needs to be detached, the main board 2 is pressed toward the direction close to the mounting surface 1, so that the suspended end of the elastic blocking piece 41 is locked and attached to the locking piece 42 without being pressed all the time by an operator, when the elastic blocking piece 41 is locked and attached to the locking piece 42, the elastic blocking piece 41 is no longer abutted to the side wall of the main board 2, that is, the elastic blocking piece 41 releases the limitation on the main board 2, and at this time, the main board 2 can be moved and the main board 2 can be detached.

Specifically, as shown in fig. 2, the clamping structure 5 includes a clamping hole 51 and a clamping member 52, one of the locking member 42 and the elastic catch 41 is provided with the clamping hole 51, the other is provided with the clamping member 52, the clamping member 52 is selectively disposed in the clamping hole 51, and the clamping hole 51 and the clamping member 52 are matched to lock the elastic catch 41, so that the structure is simple and the operation is convenient.

In an embodiment, referring to fig. 2, as shown in fig. 6, the locking member 52 is disposed on the elastic blocking piece 41, the locking hole 51 is disposed on the locking member 42, the locking member 52 includes an elastic piece 521 and a locking block 522, the locking block 522 is disposed on a sidewall of the elastic piece 521 in a protruding manner, one end of the elastic piece 521 is connected to the elastic blocking piece 41, the other end is disposed in a suspended manner, the elastic piece 521 can drive the locking block 522 to disengage from the locking hole 51, the elastic piece 521 has elasticity, and when a worker repeatedly presses the elastic piece 521, the elastic piece 521 can enable the locking block 522 to rebound to an original position, during a specific installation and detachment process, the operator can press the elastic piece 521 in a direction away from the locking hole 51 to move a non-end portion of the elastic piece 521 in a direction away from the locking hole 51, so as to drive the locking block 522 to disengage from the locking hole 51, the resilient flap 41 automatically springs back to its original position.

Preferably, the elastic piece 521 is formed by integrally bending the elastic baffle 41, so that the process for forming the elastic piece 521 by bending is simple and the processing cost is lower.

Specifically, referring to fig. 7, as shown in fig. 6, one end of the snap block 522 adjacent to the locking member 42 is provided with a guide surface 5221, and the guide surface 5221 can guide the snap block 522 into the snap hole 51, which further improves the mounting and dismounting efficiency of the main board 2.

Specifically, as shown in fig. 6, the locking member 42 includes a second fixing portion 421 and a locking portion 422 connected at an included angle, the locking hole 51 is disposed on the locking portion 422, the second fixing portion 421 is fixed on the mounting surface 1 by a third fastening member, and the second fixing portion 421 and the locking portion 422 are disposed at an included angle, which facilitates the locking and fixing of the locking member 42 on the one hand and insertion of the locking block 522 into the locking hole 51 on the other hand.

Preferably, the locking portion 422 and the second fixing portion 421 are connected at an included angle of 90 degrees, and the locking portion 422 and the second fixing portion 421 are arranged at a right angle, which is beneficial to the production and manufacture of the locking member 42.

In another embodiment, the engaging hole 51 is formed in the elastic stopper 41, and the engaging member 52 is formed in the locking member 42. Specifically, the suspension end of the elastic blocking piece 41 is provided with a clamping plate, the clamping hole 51 is arranged on the clamping plate, the clamping piece 52 comprises an elastic piece 521 and a clamping block 522, the elastic piece 521 is arranged on the locking piece 42, and the clamping block 522 is convexly arranged on the elastic piece 521. When specifically dismantling, operating personnel can be through down pressing elasticity separation blade 41 is perpendicular, and joint piece 522 can receive the extrusion of joint plate to make the flexure strip 521 can drive the direction removal that joint piece 522 kept away from the joint plate, when joint piece 522 is just to joint hole 51, joint piece 522 loses the extrusion force, and flexure strip 521 kick-backs and inserts in the joint hole 51 with joint piece 522, pays in order to accomplish the lock of locking piece 42 to elasticity separation blade 41.

In this embodiment, as shown in the figure, the first fastening member 3 is an i-shaped nail, which includes a supporting portion 34, a connecting portion 33 and a second limiting portion 32, two ends of the connecting portion 33 are respectively connected to the supporting portion 34 and the second limiting portion 32, a limiting groove 31 is formed between the second limiting portion 32 and the supporting portion 34, one end of the supporting portion 34, which is far away from the second limiting portion 32, is connected to the mounting surface 1, the size of the second limiting portion 32 is smaller than that of the second hole 212 and larger than that of the first hole 211, and the size of the connecting portion 33 is smaller than that of the first hole 211, so that the first fastening member 3 can be inserted into the second hole 212 and the connecting portion 33 can be clamped in the first hole 211, and the second limiting portion 32 can limit the main board 2 in the vertical direction, thereby preventing the main board 2 from being separated from the first fastening member 3. After the locking member 42 locks the suspended end of the elastic blocking piece 41, the elastic blocking piece 41 still has a part protruding from the mounting surface 1 due to its own thickness, so that the main board 2 is supported by the supporting portion 34, so that the main board 2 and the mounting surface 1 have a space therebetween, and the elastic blocking piece 41 is prevented from affecting the detachment of the main board 2.

In this embodiment, two limiting assemblies 4 are provided, and two limiting assemblies 4 are relatively arranged on the mounting surface 1, and are provided with the limiting assemblies 4, so that the two elastic separation blades 41 limit the main board 2 together, and the stability of the main board 2 is improved. In other embodiments, the two limiting assemblies 4 can also be oppositely arranged on the mounting surface 1.

As shown in fig. 1, the present embodiment further provides an industrial control device, which includes a box 100 and the motherboard fixing structure of any of the above embodiments, wherein the mounting surface 1 is disposed in the box 100, and the industrial control device uses the motherboard fixing structure, so that the industrial control device does not need an auxiliary tool when assembling the motherboard 2, thereby greatly improving the mounting and dismounting efficiency of the motherboard 2, improving the overall assembling efficiency of the industrial control device, and reducing the labor cost for assembling the industrial control device.

Claims

1. A main board fixing structure, comprising:

at least one first fastener is arranged on a mounting surface for mounting the mainboard, a limiting groove is formed in the side wall of the first fastener, and the side wall of the first hole can be clamped in the limiting groove;

2. The motherboard fixing structure of claim 1, wherein the limiting assembly further comprises a locking member, the locking member and the elastic blocking piece are arranged at an interval, the locking member fixes the suspended end of the elastic blocking piece through a clamping structure, and when the locking member is locked with the suspended end, the elastic blocking piece is separated from the motherboard.

3. The motherboard fixing structure as claimed in claim 2, wherein the clamping structure comprises a clamping hole and a clamping member, one of the locking member and the elastic catch is provided with the clamping hole, and the other one is provided with the clamping member, and the clamping member is selectively inserted into the clamping hole.

4. The mainboard fixing structure of claim 3, wherein the clamping member is disposed on the elastic baffle, the clamping member comprises an elastic sheet and a clamping block, the clamping block is disposed on the side wall of the elastic sheet in a protruding manner, and the clamping block is clamped with the clamping hole.

5. The main board fixing structure according to claim 4, wherein a guide surface is provided at an end of the clip block adjacent to the locking member.

6. A main board fixing structure according to claim 3, wherein the locking member includes a second fixing portion and a locking portion connected at an included angle, the engaging hole is provided in the locking portion, and the second fixing portion is fixed to the mounting surface by a third fastening member.

7. The motherboard fixing structure as claimed in claim 1, wherein the elastic blocking piece comprises a first fixing portion and a first limiting portion connected at an included angle, the first fixing portion is disposed on the mounting surface via a second fastening member, one end of the first limiting portion is connected to the first fixing portion, the other end of the first limiting portion is suspended, and at least a portion of the first limiting portion abuts against an end surface of the motherboard.

8. The main board fixing structure according to claim 7, wherein a rubber layer is provided at least on a side surface of the first stopper portion abutting against the main board.

9. The main board fixing structure according to claim 1, wherein there are two of the limiting members, and the two limiting members are oppositely disposed on the mounting surface.

10. Industrial control device, characterized in that it comprises a motherboard fixing structure according to any one of claims 1 to 9.