CN212812286U

CN212812286U - Protective shell structure for PLC main control board

Info

Publication number: CN212812286U
Application number: CN202021762298.7U
Authority: CN
Inventors: 杨羽
Original assignee: Dalian Xinzheng Automatic Control Equipment Co ltd
Current assignee: Dalian Xinzheng Automatic Control Equipment Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-26
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a PLC is protective housing structure for main control board, concretely relates to PLC main control board field, including the protecting crust body, the inside fixed mounting of protecting crust body has the main control board body, the surface demountable installation of protecting crust body both sides has the fin, the inner wall that the protecting crust body is close to the fin both sides has seted up the mounting groove. The clamping grooves are arranged at the two ends of the radiating fin, and the radiating fin is fixed by the clamping columns and the clamping grooves in a clamping way, so that the clamping grooves are convenient to disassemble and assemble, the radiating fin can be regularly cleaned, and the phenomenon that the radiating effect is influenced due to the fact that too much dust is accumulated on the surface of the radiating fin is avoided; through setting up shock attenuation coupling mechanism in the inside both sides of protecting crust body to be connected shock attenuation coupling mechanism and main control board body, thereby reduce the vibrations that the main control board body brought because of external force in the use, the inside electronic component of protection main control board body does not receive the damage.

Description

Protective shell structure for PLC main control board

Technical Field

The utility model relates to a PLC main control board technical field, more specifically say, the utility model relates to a PLC main control board is with protective housing structure.

Background

The PLC main control board is a circuit board, and the application range of the PLC main control board is not as wide as that of the circuit board, but is more intelligent and automatic than that of a common circuit board; in short, the circuit board capable of playing a control role can be called as a control board; the automatic production equipment of manufacturers and the toy remote control automobile for children are all internally provided with control panels.

Because the PLC main control board has control circuit's effect, therefore it is in the use, can accompany and produce certain high temperature usually, its surface of the protective housing that current PLC main control board was used also possesses the fin structure usually, but its structure is too single, the fin is fixed mounting usually on the casing surface, after using for a long time, it adheres to a large amount of dusts to spill the fin surface, not only influence the life of fin, still can influence its radiating effect to inside main control board, directly change protective housing's the case, if dismantle improper probably damage main control board itself, and then lead to the main control board to continue to use.

Therefore, it is demanded to provide a protective casing structure for a PLC main control board, which can be detached independently from a heat sink and has a better use effect.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides a PLC is protective housing structure for main control board sets up the joint groove through the both ends at the fin to fix the fin through joint post and joint groove joint, made things convenient for the dismantlement and the installation in joint groove, thereby can regularly clean the fin, avoid its surface to pile up too much dust and influence its radiating effect, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective shell structure for a PLC main control board comprises a protective shell body, wherein a main control board body is fixedly arranged in the protective shell body, the outer surfaces of the two sides of the protective shell body are detachably provided with radiating fins, the inner wall of the protective shell body close to the two sides of the radiating fins is provided with mounting grooves, a supporting rod is fixedly arranged in the mounting groove, one end of the supporting rod is movably sleeved with a clamping column, the clamping columns extend to the outside of the protective shell body, clamping grooves are formed in the two sides of the radiating fins, one end of the clamping column far away from the supporting rod is clamped in the clamping groove, the outer surface of the supporting rod is movably sleeved with a telescopic spring, the outer surface of the clamping column is fixedly provided with a pull rod, the inner surfaces of two sides of the protective shell body are fixedly provided with damping connecting mechanisms, and the damping connecting mechanisms are detachably connected with the main control plate body;

the damping connecting mechanism comprises an installation sleeve, a damping spring is fixedly installed inside the installation sleeve, a buffering column is fixedly installed at one end of the damping spring, a fixed shaft sleeve is fixedly installed at one end, far away from the damping spring, of the buffering column, and the fixed shaft sleeve is detachably connected with the main control board body.

In a preferred embodiment, a protective shaft sleeve is fixedly mounted inside the mounting groove, and one end, far away from the clamping column, of the support rod is clamped inside the protective shaft sleeve.

In a preferred embodiment, one end of the telescopic spring is fixedly installed on the outer surface of the protective shaft sleeve, and the other end of the telescopic spring is fixedly installed on the outer surface of the clamping column.

In a preferred embodiment, a protection cushion layer is fixedly installed on one side, away from the cushion column, of the fixing shaft sleeve, and the material of the protection cushion layer is one of rubber or a silica gel material component.

In a preferred embodiment, the buffering column is movably sleeved with the mounting sleeve, and a limiting baffle is fixedly mounted at one end of the buffering column inside the mounting sleeve.

In a preferred embodiment, connecting seats are fixedly mounted on both sides of the main control board body, and the connecting seats are clamped inside the fixing shaft sleeves.

In a preferred embodiment, the outer surface of the protective shell body is provided with sliding grooves located on two sides of the heat sink, the pull rod extends to the outside of the protective shell body through the sliding grooves, and the pull rod is movably clamped inside the sliding grooves.

The utility model discloses a technological effect and advantage:

1. in the specific use process of the utility model, the clamping grooves are arranged at the two ends of the radiating fin, and the radiating fin is fixed by the clamping columns and the clamping grooves, so that the clamping grooves are convenient to disassemble and assemble, the radiating fin can be regularly cleaned, the phenomenon that the radiating effect is influenced by excessive dust accumulated on the surface of the radiating fin is avoided, and the practicability is stronger;

2. the utility model discloses in concrete use, set up shock attenuation coupling mechanism through the both sides inside the protecting crust body to be connected shock attenuation coupling mechanism and main control board body, thereby reduce the vibrations that the main control board body brought because of external force in the use, protect the inside electronic component of main control board body not receive the damage, the practicality is stronger.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of a point a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural view of the shock-absorbing connecting mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the main control board body of the present invention.

Fig. 5 is a schematic view of the external structure of the protective shell body of the present invention.

The reference signs are: 1. a protective shell body; 2. a main control board body; 3. a heat sink; 4. mounting grooves; 5. a support bar; 6. a clamping column; 7. a tension spring; 8. a clamping groove; 9. a pull rod; 10. a protective shaft sleeve; 11. a shock-absorbing connecting mechanism; 111. installing a sleeve; 112. a damping spring; 113. a buffer column; 114. fixing the shaft sleeve; 115. a limit baffle; 116. a protective cushion layer; 12. a chute; 13. a connecting seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in the attached figures 1-5, the protective shell structure for the PLC main control board comprises a protective shell body 1, a main control board body 2 is fixedly installed inside the protective shell body 1, radiating fins 3 are detachably installed on the outer surfaces of two sides of the protective shell body 1, a mounting groove 4 is formed in the inner wall of the protective shell body 1 close to two sides of the radiating fins 3, a support rod 5 is fixedly installed inside the mounting groove 4, a clamping column 6 is movably sleeved at one end of the support rod 5, the clamping column 6 extends to the outside of the protective shell body 1, clamping grooves 8 are formed in two sides of the radiating fins 3, one end, far away from the support rod 5, of the clamping column 6 is clamped inside the clamping groove 8, a telescopic spring 7 is movably sleeved on the outer surface of the support rod 5, a pull rod 9 is fixedly installed on the outer surface of the clamping column 6, sliding grooves 12 located on two sides of the radiating fins 3 are formed in the outer, the inner surfaces of the two sides of the inner protective shell body 1 of the sliding chute 12 are movably clamped with the pull rod 9, and the damping connecting mechanisms 11 are fixedly arranged on the inner surfaces of the two sides of the inner protective shell body 1 of the sliding chute 12, and the damping connecting mechanisms 11 are detachably connected with the main control board body 2;

shock attenuation coupling mechanism 11 includes installation sleeve 111, the inside fixed mounting of installation sleeve 111 has damping spring 112, damping spring 112's one end fixed mounting has buffering post 113, the one end fixed mounting that damping spring 112 was kept away from to buffering post 113 has fixed axle sleeve 114, fixed axle sleeve 114 can be dismantled with main control board body 2 and be connected, the equal fixed mounting in both sides of main control board body 2 has connecting seat 13, connecting seat 13 joint is in the inside of fixed axle sleeve 114.

The implementation mode is specifically as follows: the clamping grooves 8 are formed in the two ends of the radiating fin 3, and the radiating fin 3 is fixed through the clamping columns 6 and the clamping grooves 8 in a clamping mode, so that the clamping grooves 8 are convenient to disassemble and assemble, the radiating fin 3 can be cleaned regularly, the radiating effect of the radiating fin is prevented from being influenced due to the fact that excessive dust is accumulated on the surface of the radiating fin, and the practicability is high; set up shock attenuation coupling mechanism 11 through the both sides in protecting crust body 1 inside to be connected shock attenuation coupling mechanism 11 and main control board body 2, thereby reduce main control board body 2 and because of the vibrations that external force brought in the use, the electronic component of protection main control board body 2 inside does not receive the damage, and the practicality is stronger.

Referring to the attached drawing 2 of the specification specifically, the inside fixed mounting of mounting groove 4 has protection axle sleeve 10, and the one end joint that the joint post 6 was kept away from to bracing piece 5 is in the inside of protection axle sleeve 10, and the one end fixed mounting of expanding spring 7 is at the surface of protection axle sleeve 10, and the other end fixed mounting of expanding spring 7 is at the surface of joint post 6.

The implementation mode is specifically as follows: the protection shaft sleeve 10 is arranged, so that the telescopic spring 7 can be conveniently detached and installed, the abrasion between the telescopic spring 7 and a device is reduced through the protection shaft sleeve 10, and the service life of the telescopic spring 7 is prolonged.

Referring to fig. 2 of the specification, a protection cushion layer 116 is fixedly installed on a side of the fixing shaft sleeve 114 away from the cushion column 113, and the protection cushion layer 116 is made of one of rubber or silica gel.

The implementation mode is specifically as follows: the main control board body 2 is prevented from being worn by the fixing shaft sleeve 114 through the protection cushion layer 116.

Referring to the attached drawing 2 of the specification specifically, the cushion column 113 is movably sleeved with the mounting sleeve 111, and a limit baffle 115 is fixedly installed at one end of the cushion column 113 located inside the mounting sleeve 111.

The implementation mode is specifically as follows: by providing the limit baffle 115, the cushion post 113 is prevented from falling off from the inside of the mounting sleeve 111 during movement.

The utility model discloses the theory of operation: when the cooling fin 3 is required to be disassembled, the pull rods 9 are pulled to the two sides, and then the clamping columns 6 are taken out from the inside of the clamping grooves 8, so that the cooling fin 3 can be integrally taken down.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a PLC is protective housing structure for main control board, includes protecting crust body (1), the inside fixed mounting of protecting crust body (1) has main control board body (2), its characterized in that: the protective shell comprises a protective shell body (1), wherein radiating fins (3) are detachably mounted on the outer surfaces of two sides of the protective shell body (1), a mounting groove (4) is formed in the inner wall, close to the two sides of the radiating fins (3), of the protective shell body (1), a supporting rod (5) is fixedly mounted in the mounting groove (4), a clamping column (6) is movably sleeved at one end of the supporting rod (5), the clamping column (6) extends to the outer portion of the protective shell body (1), clamping grooves (8) are formed in the two sides of the radiating fins (3), one end, far away from the supporting rod (5), of the clamping column (6) is clamped in the clamping grooves (8), a telescopic spring (7) is movably sleeved on the outer surface of the supporting rod (5), a pull rod (9) is fixedly mounted on the outer surface of the clamping column (6), and a damping connecting mechanism (11) is fixedly, the shock absorption connecting mechanism (11) is detachably connected with the main control board body (2);

shock attenuation coupling mechanism (11) are including installation sleeve (111), the inside fixed mounting of installation sleeve (111) has damping spring (112), the one end fixed mounting of damping spring (112) has buffering post (113), the one end fixed mounting that damping spring (112) were kept away from in buffering post (113) has fixed axle sleeve (114), fixed axle sleeve (114) can be dismantled with main control board body (2) and be connected.

2. The protective shell structure for the PLC main control board according to claim 1, wherein: the inside fixed mounting of mounting groove (4) has protection axle sleeve (10), the one end joint that joint post (6) were kept away from in the inside of protection axle sleeve (10) in bracing piece (5).

3. The protective shell structure for the PLC main control board according to claim 1, wherein: one end fixed mounting of expanding spring (7) is at the surface of protection axle sleeve (10), the other end fixed mounting of expanding spring (7) is at the surface of joint post (6).

4. The protective shell structure for the PLC main control board according to claim 1, wherein: one side of the fixed shaft sleeve (114) far away from the buffer column (113) is fixedly provided with a protective cushion layer (116), and the protective cushion layer (116) is made of one of rubber or silica gel material components.

5. The protective shell structure for the PLC main control board according to claim 1, wherein: buffer column (113) and installation sleeve (111) activity cup joint, just buffer column (113) are located the inside one end fixed mounting of installation sleeve (111) and have limit baffle (115).

6. The protective shell structure for the PLC main control board according to claim 1, wherein: the main control panel body (2) is fixedly provided with connecting seats (13) on two sides, and the connecting seats (13) are clamped inside the fixed shaft sleeve (114).

7. The protective shell structure for the PLC main control board according to claim 1, wherein: the surface of protective housing body (1) is seted up and is located spout (12) of fin (3) both sides, pull rod (9) extend to the outside of protective housing body (1) through spout (12), just pull rod (9) activity joint is in the inside of spout (12).