CN111432586A - Electronic controller for engineering machinery - Google Patents
Electronic controller for engineering machinery Download PDFInfo
- Publication number
- CN111432586A CN111432586A CN202010316626.9A CN202010316626A CN111432586A CN 111432586 A CN111432586 A CN 111432586A CN 202010316626 A CN202010316626 A CN 202010316626A CN 111432586 A CN111432586 A CN 111432586A
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- block
- wall
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- shell
- electronic controller
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Abstract
The invention belongs to the technical field of controllers, in particular to an electronic controller of engineering machinery, aiming at the problems that the prior controller has no protective shell, the waterproof and dustproof effects cannot be realized, and the service life of the controller is easily affected because heat generated during the operation of the controller cannot be timely discharged, the electronic controller comprises a controller body, wherein the controller body comprises a bottom shell and a shell, a dustproof cover is rotatably arranged at one side of the shell, an elastic plate is fixedly arranged on the inner wall at one side of the dustproof cover, a trapezoidal block is fixedly arranged at one side of the elastic plate, a buckling hole is formed in the shell, the buckling hole is communicated with the inside of the bottom shell, a fixed block is fixedly arranged on the inner wall at one side of the bottom shell, and a containing groove is formed in one side of the fixed block. Avoiding the easy influence on the service life.
Description
Technical Field
The invention relates to the technical field of controllers, in particular to an electronic controller for engineering machinery.
Background
Along with the development of science and technology, engineering automation is popularized gradually, and electronic controller on the engineering machine is more and more, and engineering controller is mostly the touch form and accompanies the button simultaneously, and the controller can carry out programming control, can use automated control through the controller, and the control mode of controller is prior art, and the controller mainly includes the shell and sets up the circuit board inside the shell.
The existing controller is mostly provided with no protective shell, the waterproof and dustproof effects cannot be achieved, and the service life is easily influenced by the fact that heat generated during the operation of the controller cannot be timely discharged.
Disclosure of Invention
The invention aims to solve the defects that the existing controller is mostly provided with no protective shell, the waterproof and dustproof effects cannot be realized, and the service life is easily influenced because heat generated during the operation of the controller cannot be timely discharged.
In order to achieve the purpose, the invention adopts the following technical scheme:
an engineering machinery electronic controller comprises a controller body, wherein the controller body comprises a bottom shell and a shell, one side of the shell is rotatably provided with a dustproof cover, an elastic plate is fixedly arranged on the inner wall of one side of the dustproof cover, a trapezoidal block is fixedly arranged on one side of the elastic plate, a buckling hole is formed in the shell and communicated with the inside of the bottom shell, a fixed block is fixedly arranged on the inner wall of one side of the bottom shell, a containing groove is formed in one side of the fixed block, the elastic plate is matched with the containing groove, a clamping groove is formed in the inner wall of one side of the containing groove, the trapezoidal block is matched with the clamping groove, an insulating plate is slidably arranged in the containing groove, the elastic plate is abutted against the insulating plate, one side of the insulating plate is connected with an electric connecting block, two conductive blocks are fixedly arranged on the inner wall of one side of, two conducting blocks all are connected with the electric fan that admits air, and the outside swing joint of drain pan has the dust guard, and the central point of dust guard puts and is provided with dustproof rotary screen, and the venthole has been seted up to the bottom of drain pan, the bottom fixedly connected with bottom dust guard of drain pan, and controller body during operation can be for two conducting block power transmissions through the circuit board, when electric connecting block is connected with two conducting blocks, can put through the power of the electric fan that admits air.
Preferably, the equal fixed mounting in both sides of insulation board has the stopper, has all seted up the spacing groove on the both sides inner wall of holding tank, stopper and the spacing groove sliding connection who corresponds, and fixed mounting has the extrusion spring between the inner wall of one side of insulation board and holding tank, and the extrusion spring provides the elasticity that promotes the elastic plate for the insulation board, but elasticity is not enough to promote the trapezoidal piece and leaves the draw-in groove.
Preferably, there are two bracing pieces one side fixed mounting of insulation board, and equal slidable mounting has the insulator spindle on two bracing pieces, and two insulator spindles all with electric connecting block fixed connection, fixed mounting has the buffering spring between insulator spindle and the bracing piece that corresponds, and the buffering spring plays the cushioning effect when electric connecting block and two conducting blocks contact.
Preferably, two mounting grooves have been seted up to one side of dust guard, and one side fixed mounting of shell has two installation pieces, and the hypotenuse groove has all been seted up to one side that two installation pieces are close to each other, and slidable mounting has two hypotenuse pieces in the mounting groove, and the one-way joint in hypotenuse piece and the hypotenuse groove that corresponds, hypotenuse piece get into the hypotenuse inslot that corresponds and can increase the stability of dust guard.
Preferably, a propelling block is fixedly mounted on one side of the bevel edge block, a propelling spring is fixedly mounted between the propelling block and the inner wall of one side of the corresponding mounting groove, and the propelling spring provides elastic force for the bevel edge block, so that the bevel edge block enters the corresponding bevel edge groove.
Preferably, the fixed orifices has been seted up on the one side inner wall of mounting groove, and slidable mounting has the welding pole in the fixed orifices, the one end and the propulsion piece fixed connection of welding pole, and the other end fixed mounting of welding pole has the hand push pedal, and the welding pole plays the transmission effect of power.
Preferably, one end of a thrust spring is fixedly mounted on the inner wall of one side of the mounting groove, a thrust plate is fixedly mounted at the other end of the thrust spring, the thrust plate abuts against the corresponding mounting block, the thrust spring provides elastic force for the thrust plate, and the thrust plate pushes the mounting block.
Preferably, two guide rods are fixedly mounted on the inner wall of the bottom of the mounting groove, the guide rods are connected with the corresponding pushing blocks in a sliding mode, and the guide rods play a role in guiding the pushing blocks.
Compared with the prior art, the invention has the advantages that:
(1) this scheme is through the upset shield, and the shield cover moves the elastic plate and runs through in the buckle hole gets into the holding tank and extrude the insulation board, and the insulation board promotes electricity connecting block through bracing piece and insulator spindle and is connected with two conducting blocks, and the switch-on electric fan's that admits air power can dispel the heat to controller body inside, avoids influencing life.
(2) This scheme plays the cushioning effect through the buffering spring when electrically connecting piece and two conducting block contacts, can increase the stability of electrically connecting piece and two conducting block contacts simultaneously.
(3) This scheme can play dustproof and waterproof effect through the shield. The dustproof rotary screen can prevent dust when the air inlet fan absorbs external air, and can prevent dust from entering the controller body,
(4) This scheme is close to each other through pressing two hand push boards simultaneously, and the hypotenuse piece that impels the piece to drive to correspond leaves the hypotenuse groove that corresponds, under the spring action of thrust spring, can relax take off the dust guard and clear up dustproof rotary screen.
(5) This scheme is through opening the shield, and under the elasticity effect of pushing away the spring, the insulation board drives the separation of electricity connecting block and two conducting blocks, and the electric fan stop work of admitting air.
The waterproof dustproof controller is simple in structure and convenient to operate, can be used for preventing water and dust of the controller body, can be used for timely discharging heat generated by the controller body during working, and avoids the problem that the service life is easily influenced.
Drawings
FIG. 1 is a schematic structural diagram of an electronic controller for construction machinery according to the present invention;
FIG. 2 is a schematic front view of an electronic controller for construction machinery according to the present invention;
FIG. 3 is a schematic cross-sectional view of an electronic controller of a construction machine with a housing removed;
FIG. 4 is a schematic structural diagram of a cross-sectional part of a rear side of a closed dust cover of an electronic controller of an engineering machine according to the present invention;
FIG. 5 is a schematic structural diagram of part A of an electronic controller of a construction machine according to the present invention;
FIG. 6 is a schematic structural diagram of a part B of an electronic controller of a construction machine according to the present invention;
fig. 7 is a schematic side view of a dustproof plate and a dustproof rotary screen of an electronic controller of an engineering machine according to the present invention.
In the figure: 1 bottom shell, 2 shells, 3 buckle holes, 4 dust covers, 5 trapezoidal blocks, 6 elastic plates, 7 fixed blocks, 8 conductive blocks, 9 insulating plates, 10 supporting rods, 11 insulating rods, 12 buffer springs, 13 electric connecting blocks, 14 pushing springs, 15 bottom dust screens, 16 dust screens, 17 mounting grooves, 18 mounting blocks, 19 bevel grooves, 20 bevel blocks, 21 pushing blocks, 22 pushing springs, 23 guide rods, 24 fixed holes, 25 welding rods, 26 thrust plates, 27 thrust springs, 28 hand pushing plates, 29 limiting blocks, 30 accommodating grooves, 31 dust-proof circular nets and 32 air inlet fans.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-7, an electronic controller for engineering machinery comprises a controller body, the controller body comprises a bottom shell 1 and a shell 2, one side of the shell 2 is rotatably provided with a dustproof cover 4, one side inner wall of the dustproof cover 4 is fixedly provided with an elastic plate 6, one side of the elastic plate 6 is fixedly provided with a trapezoidal block 5, the shell 2 is provided with a buckling hole 3, the buckling hole 3 is communicated with the inside of the bottom shell 1, one side inner wall of the bottom shell 1 is fixedly provided with a fixed block 7, one side of the fixed block 7 is provided with an accommodating groove 30, the elastic plate 6 is matched with the accommodating groove 30, one side inner wall of the accommodating groove 30 is provided with a clamping groove, the trapezoidal block 5 is matched with the clamping groove, the accommodating groove 30 is internally provided with an insulating plate 9 in a sliding manner, the elastic plate 6 is abutted against the insulating plate 9, one side of the insulating, two conducting blocks 8 all with electric connection block 13 looks adaptation, the inlet port has been seted up to one side of drain pan 1, be provided with air intake fan 32 in the inlet port, two conducting blocks 8 all are connected with air intake fan 32, the outside swing joint of drain pan 1 has dust guard 16, the central point of dust guard 16 puts and is provided with dustproof rotary screen 31, the venthole has been seted up to the bottom of drain pan 1, bottom fixedly connected with bottom dust guard 15 of drain pan 1, the controller body during operation can be two 8 power transmissions of conducting block through the circuit board, when electric connection block 13 is connected with two conducting blocks 8, can put through the power of air intake fan 32.
In this embodiment, the equal fixed mounting in both sides of insulation board 9 has stopper 29, has all seted up the spacing groove on the both sides inner wall of holding tank 30, stopper 29 and the spacing groove sliding connection who corresponds, and fixed mounting pushes away extrusion spring 14 between insulation board 9 and one side inner wall of holding tank 30, pushes away extrusion spring 14 and provides the elasticity that promotes elastic plate 6 for insulation board 9, but elasticity is not enough to promote trapezoidal piece 5 and leaves the draw-in groove.
In this embodiment, two support rods 10 are fixedly mounted on one side of the insulating plate 9, the insulating rods 11 are slidably mounted on the two support rods 10, the two insulating rods 11 are fixedly connected to the electrical connection block 13, the buffer springs 12 are fixedly mounted between the insulating rods 11 and the corresponding support rods 10, and the buffer springs 12 play a role in buffering when the electrical connection block 13 contacts with the two conductive blocks 8.
In this embodiment, two mounting grooves 17 have been seted up to one side of dust guard 16, and one side fixed mounting of shell 2 has two installation pieces 18, and sloping groove 19 has all been seted up to one side that two installation pieces 18 are close to each other, and slidable mounting has two sloping pieces 20 in mounting groove 17, and sloping piece 20 and the 19 one-way joints in sloping groove that correspond, sloping piece 20 get into the stability that can increase dust guard 16 in the corresponding sloping groove 19.
In this embodiment, a pushing block 21 is fixedly installed on one side of the bevel edge block 20, a pushing spring 22 is fixedly installed between the pushing block 21 and the inner wall of one side of the corresponding installation groove 17, and the pushing spring 22 provides elastic force for the bevel edge block 20, so that the bevel edge block 20 enters the corresponding bevel edge groove 19.
In this embodiment, a fixing hole 24 has been seted up on one side inner wall of mounting groove 17, and slidable mounting has welding rod 25 in fixing hole 24, and the one end and the propulsion block 21 fixed connection of welding rod 25, the other end fixed mounting of welding rod 25 has hand push plate 28, and welding rod 25 plays the transmission of power.
In this embodiment, one end of the thrust spring 27 is fixedly mounted on the inner wall of one side of the mounting groove 17, the other end of the thrust spring 27 is fixedly mounted with the thrust plate 26, the thrust plate 26 abuts against the corresponding mounting block 18, the thrust spring 27 provides elastic force for the thrust plate 26, and the thrust plate 26 pushes the mounting block 18.
In this embodiment, two guide rods 23 are fixedly mounted on the inner wall of the bottom of the mounting groove 17, the guide rods 23 are slidably connected with the corresponding propelling block 21, and the guide rods 23 guide the propelling block 21.
Example two
Referring to fig. 1-7, an electronic controller for engineering machinery comprises a controller body, the controller body comprises a bottom shell 1 and a shell 2, a dustproof cover 4 is rotatably installed on one side of the shell 2, an elastic plate 6 is fixedly installed on the inner wall of one side of the dustproof cover 4 through welding, a trapezoidal block 5 is fixedly installed on one side of the elastic plate 6 through welding, a buckling hole 3 is formed in the shell 2, the buckling hole 3 is communicated with the inside of the bottom shell 1, a fixing block 7 is fixedly installed on the inner wall of one side of the bottom shell 1 through welding, an accommodating groove 30 is formed in one side of the fixing block 7, the elastic plate 6 is matched with the accommodating groove 30, a clamping groove is formed in the inner wall of one side of the accommodating groove 30, the trapezoidal block 5 is matched with the clamping groove, an insulating plate 9 is slidably installed in the accommodating groove 30, the elastic plate 6 is abutted against the insulating plate 9, one side of the insulating, two conducting blocks 8 all with electric connection block 13 looks adaptation, the inlet port has been seted up to one side of drain pan 1, be provided with air intake fan 32 in the inlet port, two conducting blocks 8 all are connected with air intake fan 32, the outside swing joint of drain pan 1 has dust guard 16, the central point of dust guard 16 puts and is provided with dustproof rotary screen 31, the venthole has been seted up to the bottom of drain pan 1, screw fixedly connected with bottom dust guard 15 is passed through to the bottom of drain pan 1, the controller body during operation can be two 8 power transmissions of conducting block through the circuit board, when electric connection block 13 is connected with two conducting blocks 8, can put through the power of air intake fan 32.
In this embodiment, the both sides of insulation board 9 all have stopper 29 through welded fastening installation, and the spacing groove has all been seted up on the both sides inner wall of holding tank 30, stopper 29 and the spacing groove sliding connection who corresponds, have through welded fastening installation between one side inner wall of insulation board 9 and holding tank 30 and push away extrusion spring 14, push away extrusion spring 14 and provide the elasticity that promotes elastic plate 6 for insulation board 9, but elasticity is not enough to promote trapezoidal piece 5 and leaves the draw-in groove.
In this embodiment, there are two bracing pieces 10 in one side of insulation board 9 through welded fastening, and equal slidable mounting has insulator spindle 11 on two bracing pieces 10, and two insulator spindles 11 all pass through screw fixed connection with electric connecting block 13, have buffering spring 12 through welded fastening between insulator spindle 11 and the bracing piece 10 that corresponds, and buffering spring 12 plays the cushioning effect when electric connecting block 13 contacts with two conducting blocks 8.
In this embodiment, two mounting grooves 17 have been seted up to one side of dust guard 16, and one side of shell 2 has two installation pieces 18 through welded fastening, and sloping groove 19 has all been seted up to one side that two installation pieces 18 are close to each other, and slidable mounting has two sloping pieces 20 in mounting groove 17, and sloping piece 20 and the one-way joint in the sloping groove 19 that corresponds, sloping piece 20 gets into the stability that can increase dust guard 16 in the corresponding sloping groove 19.
In this embodiment, a pushing block 21 is fixedly installed on one side of the bevel edge block 20 by welding, a pushing spring 22 is fixedly installed between the pushing block 21 and the inner wall of one side of the corresponding installation groove 17 by welding, and the pushing spring 22 provides elastic force for the bevel edge block 20, so that the bevel edge block 20 enters the corresponding bevel edge groove 19.
In this embodiment, the fixed orifices 24 have been seted up on the one side inner wall of mounting groove 17, and slidable mounting has welding rod 25 in the fixed orifices 24, and the one end of welding rod 25 passes through screw fixed connection with propulsion block 21, and welding rod 25's the other end has hand push plate 28 through welded fastening installation, and welding rod 25 plays the transmission effect of power.
In this embodiment, one end of the thrust spring 27 is fixedly mounted on the inner wall of one side of the mounting groove 17 by welding, the other end of the thrust spring 27 is fixedly mounted with the thrust plate 26 by welding, the thrust plate 26 is abutted against the corresponding mounting block 18, the thrust spring 27 provides elastic force for the thrust plate 26, and the thrust plate 26 pushes the mounting block 18.
In this embodiment, two guide rods 23 are fixedly installed on the inner wall of the bottom of the installation groove 17 by welding, the guide rods 23 are slidably connected with the corresponding propelling block 21, and the guide rods 23 guide the propelling block 21.
In the embodiment, when in use, the dust-proof cover 4 is turned over, the dust-proof cover 4 drives the elastic plate 6 to penetrate through the buckling hole 3 to enter the accommodating groove 30 and extrude the insulating plate 9, the insulating plate 9 pushes the electric connecting block 13 to be connected with the two conductive blocks 8 through the supporting rod 10 and the insulating rod 11, the power supply of the air intake fan 32 is switched on, the buffering spring 12 plays a role in buffering when the electric connecting block 13 is contacted with the two conductive blocks 8, meanwhile, the stability of the contact of the electric connecting block 13 and the two conductive blocks 8 can be improved, the air intake fan 23 blows air to dissipate heat inside the controller body, hot air is discharged through the air outlet hole, the heat dissipation can be carried out on the controller body, the service life is prevented from being influenced, meanwhile, the dust-proof and waterproof effects can be achieved by the dust-proof circular net 31, the dust can be prevented from entering the controller body, and when the, simultaneously pressing two hand push plates 28 to approach each other, the two hand push plates 28 respectively drive two push blocks 21 to approach each other through two welding rods 25, the push blocks 21 drive the corresponding bevel edge blocks 20 to leave the corresponding bevel edge grooves 19, under the elastic action of a push spring 27, the push plate 26 pushes the mounting block 18, due to the relation between the acting force and the reacting force, the dustproof plate 16 can be easily taken down to clean the dustproof circular net 31, the dustproof cover 4 is opened, the dustproof cover 4 drives the elastic plate 6 to leave the accommodating groove 30, under the elastic action of a push spring 14, the insulating plate 9 drives the electric connecting block 13 to separate from the two conductive blocks 8, the air intake fan 23 stops working, when the dustproof plate 7 is mounted, the mounting block 18 is inserted into the corresponding mounting groove and extrudes the dustproof plate 7, under the elastic action of the push spring 22, the bevel edge blocks 20 are clamped with the corresponding bevel edge grooves 19, and the dustproof cover 4 is covered again, the intake fan 23 is reactivated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. An engineering machinery electronic controller comprises a controller body, wherein the controller body comprises a bottom shell (1) and a shell (2), and is characterized in that one side of the shell (2) is rotatably provided with a dustproof cover (4), an elastic plate (6) is fixedly arranged on the inner wall of one side of the dustproof cover (4), a trapezoidal block (5) is fixedly arranged on one side of the elastic plate (6), a buckling hole (3) is formed in the shell (2), the buckling hole (3) is communicated with the inside of the bottom shell (1), a fixed block (7) is fixedly arranged on the inner wall of one side of the bottom shell (1), an accommodating groove (30) is formed in one side of the fixed block (7), the elastic plate (6) is matched with the accommodating groove (30), a clamping groove is formed in the inner wall of one side of the accommodating groove (30), an insulating plate (9) is slidably arranged in the accommodating groove (30), elastic plate (6) are inconsistent with insulation board (9), one side of insulation board (9) is connected with electric connection block (13), fixed mounting has two conducting blocks (8) on the one side inner wall of fixed block (7), two conducting blocks (8) all with electric connection block (13) looks adaptation, the inlet port has been seted up to one side of drain pan (1), be provided with air intake electric fan (32) in the inlet port, two conducting blocks (8) all are connected with air intake electric fan (32), the outside swing joint of drain pan (1) has dust guard (16), the central point of dust guard (16) puts and is provided with dustproof rotary screen (31), the venthole has been seted up to the bottom of drain pan (1), the bottom fixedly connected with bottom dust guard (15) of drain pan (1).
2. The electronic controller for engineering machinery according to claim 1, wherein the insulating plate (9) is fixedly provided with a limiting block (29) at each side, the accommodating groove (30) is provided with a limiting groove at each side inner wall, the limiting block (29) is slidably connected with the corresponding limiting groove, and the pushing spring (14) is fixedly arranged between the insulating plate (9) and one side inner wall of the accommodating groove (30).
3. The electronic controller for the engineering machinery as claimed in claim 1, wherein two support rods (10) are fixedly mounted on one side of the insulating plate (9), an insulating rod (11) is slidably mounted on each of the two support rods (10), each of the two insulating rods (11) is fixedly connected with an electrical connection block (13), and a buffer spring (12) is fixedly mounted between each insulating rod (11) and the corresponding support rod (10).
4. The electronic controller for the engineering machinery, as recited in claim 1, wherein two mounting grooves (17) are formed in one side of the dust guard (16), two mounting blocks (18) are fixedly mounted on one side of the housing (2), sloping grooves (19) are formed in the sides of the two mounting blocks (18) close to each other, two sloping blocks (20) are slidably mounted in the mounting grooves (17), and the sloping blocks (20) are in one-way clamping connection with the corresponding sloping grooves (19).
5. The electronic controller of the engineering machinery, as claimed in claim 4, wherein a pushing block (21) is fixedly installed at one side of the bevel block (20), and a pushing spring (22) is fixedly installed between the pushing block (21) and the inner wall of one side of the corresponding installation groove (17).
6. The electronic controller for the engineering machinery as claimed in claim 4, wherein a fixing hole (24) is formed in an inner wall of one side of the mounting groove (17), a welding rod (25) is slidably mounted in the fixing hole (24), one end of the welding rod (25) is fixedly connected with the pushing block (21), and a hand pushing plate (28) is fixedly mounted at the other end of the welding rod (25).
7. The electronic controller of the engineering machinery, as claimed in claim 4, wherein one end of the thrust spring (27) is fixedly mounted on one side of the inner wall of the mounting groove (17), the other end of the thrust spring (27) is fixedly mounted with the thrust plate (26), and the thrust plate (26) is abutted against the corresponding mounting block (18).
8. The electronic controller for the engineering machinery is characterized in that two guide rods (23) are fixedly arranged on the inner wall of the bottom of the mounting groove (17), and the guide rods (23) are in sliding connection with the corresponding propelling blocks (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010316626.9A CN111432586A (en) | 2020-04-21 | 2020-04-21 | Electronic controller for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010316626.9A CN111432586A (en) | 2020-04-21 | 2020-04-21 | Electronic controller for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111432586A true CN111432586A (en) | 2020-07-17 |
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ID=71558245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010316626.9A Pending CN111432586A (en) | 2020-04-21 | 2020-04-21 | Electronic controller for engineering machinery |
Country Status (1)
| Country | Link |
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| CN (1) | CN111432586A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3203594U (en) * | 2015-09-16 | 2016-04-07 | 威剛科技股▲ふん▼有限公司 | Casing having fastening structure |
| CN209150516U (en) * | 2018-11-23 | 2019-07-23 | 广东恺顺达电气有限公司 | A kind of high protection compact safety feeding cabinet |
-
2020
- 2020-04-21 CN CN202010316626.9A patent/CN111432586A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3203594U (en) * | 2015-09-16 | 2016-04-07 | 威剛科技股▲ふん▼有限公司 | Casing having fastening structure |
| CN209150516U (en) * | 2018-11-23 | 2019-07-23 | 广东恺顺达电气有限公司 | A kind of high protection compact safety feeding cabinet |
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Application publication date: 20200717 |
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| RJ01 | Rejection of invention patent application after publication |