CN209787643U

CN209787643U - Controller

Info

Publication number: CN209787643U
Application number: CN201822222425.3U
Authority: CN
Inventors: 陈鑫
Original assignee: Shenzhen H&T Intelligent Control Co Ltd
Current assignee: Shenzhen H&T Intelligent Control Co Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2019-12-13
Anticipated expiration: 2028-12-27

Abstract

The embodiment of the utility model discloses a controller, which comprises an outer shell, the coding switch, sealed cushion and fixation nut, wherein, be equipped with in the shell and accept the chamber, and be equipped with first trompil on accepting a lateral wall in chamber, run through this lateral wall, the coding switch includes electric connection portion and bearing portion, be equipped with the screw thread on the bearing portion, electric connection portion part is located and accepts the intracavity, the part is located first trompil department, and with there being the space between the first trompil department, the bearing portion passes first trompil and appears outside the shell, be equipped with the second trompil on the sealed cushion, the second trompil is the through-hole, the bearing portion passes the second trompil, make sealed cushion shelter from the space between electric connection portion and the first trompil, sealed cushion of. In this way, the electric connection portion of the coding switch and the gap between the electric connection portion and the first hole are shielded and sealed through the sealing rubber mat, and the sealing rubber mat is locked through the fixing screws, so that glue filling is not needed, and the operation is simple and convenient.

Description

controller

Technical Field

The embodiment of the utility model provides a relate to the controller field, especially relate to a controller.

Background

at present, when a coded switch comprising an electric connection part and a bearing part needs to be installed in a shell of a controller, an opening is usually arranged on the shell, after the coded switch is installed in the shell, the bearing part protrudes out of the shell through a first opening, and the electric connection part of the coded switch, the coded switch and a gap between the coded switch and the first opening are usually sealed through a glue filling method, so that the shell is sealed to a certain extent, and the waterproof and dustproof effects are achieved. However, the glue filling procedure is more, and the operation is more complicated.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a aim at providing a controller, need not the encapsulating and just can realize sealed, easy operation.

In order to solve the above technical problem, an embodiment of the present invention adopts a technical solution that: there is provided a controller comprising:

the device comprises a shell, a first clamping piece and a second clamping piece, wherein an accommodating cavity is arranged in the shell, a first opening is formed in one side wall of the shell, and the first opening penetrates through the side wall;

the coding switch comprises an electric connection part and a bearing part, wherein the bearing part extends from the electric connection part, threads are arranged on the bearing part, the electric connection part is partially positioned in the accommodating cavity and partially positioned at the first opening hole, a gap is formed between the electric connection part and the first opening hole, and the bearing part protrudes out of the shell;

the sealing rubber gasket is provided with a second opening, the second opening penetrates through the sealing rubber gasket, the bearing part penetrates through the second opening, the sealing rubber gasket is contacted with the electric connection part, and the sealing rubber gasket can shield the electric connection part;

A fixing nut for fixing the coding switch and the sealing rubber pad

optionally, a first boss is further disposed on the side wall, the first boss is located outside the accommodating cavity, and the first opening penetrates through the first boss;

the sealing rubber gasket is provided with a first groove, and the first groove is matched with the first boss and used for accommodating the first boss.

Optionally, the encoder switch further comprises a second boss located between the electrical connection portion and the bearing portion;

And a second groove matched with the second boss is further formed in the sealing gasket.

optionally, a protrusion extends from the second boss, and a third groove for accommodating the protrusion is formed in the sealing rubber gasket.

Optionally, the fixing nut comprises a fitting portion, an extension portion and a rotating portion;

A threaded hole matched with the thread on the bearing part is formed in the middle of the assembling part and is a through hole;

the extension parts extend outwards from two opposite side surfaces of the assembling part, and the extension parts are provided with accommodating grooves;

The rotating portion is hinged to the extending portion, the rotating portion can be opened and closed relative to the extending portion, and when the rotating portion is closed, the rotating portion is contained in the containing groove.

Optionally, a fastening structure is further arranged on the fixing nut, and the fastening structure comprises a first fastener and a second fastener;

the first buckle and the second buckle are respectively arranged at two sides of the extending part and are positioned at the hinge joint part close to the extending part and the rotating part, and the first buckle and the second buckle can be buckled.

Optionally, the first catch and the second catch are both fixed with the extension in an articulated manner, and both the first catch and the second catch can swing relative to the extension.

Optionally, the controller further comprises a circuit board, wherein a jack is arranged on the circuit board, the electric connection portion is provided with a pin, and the pin is inserted into the jack and fixedly connected with the electric connection portion and the circuit board.

Optionally, the controller further includes a gasket, a third opening is formed in the gasket, the third opening penetrates through the gasket, the bearing portion penetrates through the third opening, and the gasket is located between the sealing rubber pad and the fixing nut.

Optionally, the controller still includes the protective sheath, the protective sheath is the plastic material, and the cover is established bearing portion.

The embodiment of the utility model provides a beneficial effect is: after the electric connection part of the coding switch is installed in the shell, the bearing part of the coding switch is exposed outside the shell through the first opening hole, so that a gap exists between the coding switch and the first opening hole of the shell, the sealing rubber gasket penetrates through the bearing part and then is locked through the fixing nut, the gap between the first opening hole and the coding switch is sealed, and the operation is simple.

Drawings

Fig. 1 is an exploded view of a controller in an embodiment of the invention;

FIG. 2 is an assembly view of the controller shown in FIG. 1;

FIG. 3 is a schematic diagram of the configuration of the encoder switch of the controller shown in FIG. 1;

FIG. 4 is a schematic diagram of a sealing rubber mat of the controller shown in FIG. 1;

FIG. 5 is a schematic structural view of a fixing nut of the controller shown in FIG. 1;

Fig. 6 is a partially enlarged view of the fixing nut shown in fig. 5.

Referring to fig. 1 to 6,100 is a controller, 10 is a housing, 20 is a code switch, 30 is a circuit board, 40 is a sealing rubber gasket, 50 is a gasket, 60 is a fixing nut, 70 is a protective cover, 11 is a first boss, 12 is a first opening, 21 is an electrical connection portion, 22 is a second boss, 23 is a bearing portion, 24 is a protrusion, 41 is a second opening, 42 is a first groove, 43 is a second groove, 44 is a third groove, 51 is a third opening, 61 is an assembly portion, 62 is an extension portion, 63 is a rotation portion, 64 is a fastening structure, 65 is a threaded hole, 66 is a receiving groove, 641 is a first fastener, and 642 is a second fastener.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. It will be understood that when an element is referred to as being "secured to" 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 be present. The terms "vertical," "horizontal," "left," "right," "inner," "outer," and the like as used herein are for descriptive purposes only.

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 term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 and 2 together, a controller 100 according to an embodiment of the present invention includes a housing 10, a coding switch 20, a circuit board 30, a sealing rubber gasket 40, a gasket 50, a fixing nut 60 and a protective sleeve 70, wherein the circuit board 30 is fixed in the housing 10, the coding switch 20 is connected and fixed to the circuit board 30, a portion of the coding switch is located in the housing 10 and a portion of the coding switch 20 is exposed outside the housing 10, a gap (not labeled) exists between the coding switch 20 and the housing 10, the sealing rubber gasket 40 is mounted on the housing 10 and covers a portion of the coding switch 20, the gasket 50 is mounted on the sealing rubber gasket 40, the fixing nut 60 is configured to cooperate with the coding switch 20 and is mounted on the gasket 50 to fix the coding switch 20, the sealing rubber gasket 40 and the gasket 50, the protection sleeve 70 is sleeved on the coding switch 20 exposed outside the housing 10.

the housing 10 is used for accommodating part of the coding switch 20 and the circuit board 30, and also accommodating other electronic components. When the housing 10 is installed, the waterproof and dustproof performance of the inside is ensured to a certain extent, and the influence of external liquid or dust on electronic components in the housing 10 is avoided.

Be equipped with first boss 11 on a lateral wall of shell 10, first boss 11 is located on the surface of shell 10, first boss 11 is squarely to the right-angle department carries out the fillet setting. The housing 10 is further provided with a first opening 12, the first opening 12 penetrates through the side wall and the first boss 11 and is also square, the shape of the first opening 12 is set according to the type of the code switch 20, and the first opening 12 is used for allowing part of the code switch 20 to protrude out of the housing 10.

Optionally, other protrusions for mounting or holes for connection are further provided on the housing 10.

Referring to fig. 3, the encoder switch 20 is mainly suitable for various processing machines, automatic machines, and further, is mainly used for controlling the spindle speed, the feed rate, or other multi-stage control parameters that need to be adjusted frequently.

in the present embodiment, the encoder switch 20 includes an electrical connection portion 21, a second boss 22, a bearing portion 23, and a protrusion portion 24, wherein the second boss 22 extends from the electrical connection portion 21, and the bearing portion 23 and the protrusion portion 24 extend from the second boss 22, respectively.

the electrical connection 21 is located partly within the housing 10, partly at the first opening 12, and with a space between the first opening 12. The electrical connection portion 21 is provided with a plurality of pins (not labeled) for connecting with other electronic components. In this embodiment, a plurality of the pins are used for connecting with the circuit board 30, a plurality of circuit modules are arranged on the circuit board 30, and a plurality of jacks (not shown) are provided for assembling with the coding switch 20, during installation, the pins are respectively inserted into the jacks and soldered, so as to realize the structural and circuit connection between the coding switch 20 and the circuit board 30.

The electrical connection portion 21, the second boss 22 and the protruding portion 24 of the encoder switch 20 are actually manufactured by injection molding, so that the structure and shape of the electrical connection portion 21, the second boss 22 and the protruding portion 24 are related to jigs and existing manufacturing processes in addition to performance, and therefore, the structure and shape of the encoder switch 20 do not need to be limited.

The outer surface of the bearing portion 23 is provided with a thread adapted to the fixing nut 60 for assembly with the fixing nut 60.

referring to fig. 4, the sealing rubber gasket 40 is used for shielding and sealing the electrical connection portion 21 and a gap between the electrical connection portion 21 and the first opening 12, so as to prevent liquid or dust in an external environment from affecting electronic components in the housing.

the sealing rubber pad 40 is made of elastic silica gel, and can be elastically deformed under the action of external force. The sealing rubber pad 40 has a second opening 41 in the middle, and the second opening 41 is used for the bearing portion 23 to pass through, is substantially oblong, and passes through the sealing rubber pad 20.

A first groove 42 extends on one surface of the sealing rubber gasket 40, the first groove 42 is matched with the first boss 11 and used for accommodating the first boss 11, a second groove 43 extends in the first groove 42, and the second groove 43 is matched with the second boss 22 and used for accommodating the second boss 22. A third groove 44 extends from one side edge of the second groove 43, and the third groove 44 is adapted to the protrusion 24 for receiving the protrusion 24.

optionally, a recess (not shown) is further disposed between the first recess 42 and the second recess 43, the recess is used to avoid the position of the electrical connection portion 21, or when the pin on the electrical connection portion 21 is inserted into the insertion hole on the circuit board 30, and the distance between the second boss 22 and the circuit board 30 is relatively increased due to the insertion depth, the electrical connection portion 21 may partially sink into the recess, so that the first recess 42 may still completely accommodate the first boss 11, and of course, the recess may be omitted.

it should be noted that, in this embodiment, the structure of the sealing rubber pad 40 is configured according to the structure of the encoder switch 20, and specifically, the design of the first groove 401, the second groove 402 and the recess is related to the structure of the encoder switch 20.

The gasket 50 is preferably made of a hard material, the gasket 50 is optionally made of a metal material, the gasket 50 is provided with a third opening 51, the third opening 51 penetrates through the gasket 50 for the bearing portion 23 to pass through, and the gasket 50 is located between the sealing rubber pad 40 and the fixing nut 60. Optionally, the shape of the gasket 50 is the same as the shape of the sealing rubber gasket 40 or the shape of the first opening 12, and when the fixing nut 60 and the bearing portion 23 are assembled, the gasket 50 presses the sealing rubber gasket 40, so that the sealing rubber gasket 40 is elastically deformed, and is tightly fitted with the first boss 11 and the coded switch 20, so as to better seal the housing 10.

Referring to fig. 5 and 6, the fixing nut 60 includes an assembling portion 61, an extending portion 62, a rotating portion 63 and a fastening structure 64, wherein a threaded hole 65 is formed in the middle of the assembling portion 61, the threaded hole 65 penetrates through the assembling portion 61, and the assembling portion 61 is actually a nut.

The extending portion 62 extends outwards from the side surface of the assembling portion 61, an accommodating groove 66 is formed in the extending portion 62 and is used for accommodating the rotating portion 63, optionally, two mounting holes (not shown) and a connecting rod (not shown) are formed in one end, far away from the assembling portion 61, of the extending portion 62, a through hole (not shown) is formed in the rotating portion 63, the connecting rod penetrates through the through hole, and two ends of the connecting rod are located in the two mounting holes respectively to achieve hinging with the rotating portion 63.

the rotating portion 63 is a cylindrical structure, one end of the rotating portion is hinged to the extending portion 62, and the rotating portion can rotate relative to the extending portion 62 and can be opened or closed, when the rotating portion is opened, an acute angle or an obtuse angle is formed between the rotating portion 63 and the extending portion 62, and when the rotating portion is closed, the rotating portion 63 is accommodated in the accommodating groove 66.

in the present embodiment, the number of the extending portions 62 and the number of the rotating portions 63 are two, and correspondingly, the number of the receiving slots 66 is also two, and the two rotating portions 63 are used for facilitating the user to detach the fixing nut 60 without using a special detaching tool. Specifically, when a user needs to assemble the fixing nut 60 and the bearing portion 23, the bearing portion 23 is inserted through the threaded hole 65, the rotating portions 63 on both sides are opened, and the rotating portions 63 are screwed clockwise by hand until being screwed down, so that the mounting and the fixing can be realized. Since the washer 50 has a large area, if the rotating portion 63 is not provided, the fixing nut 60 is tightened only by manually tightening the fixing nut 60, and the closer the fixing nut 60 is to the washer 50, the harder it is to tighten the fixing nut 60. Therefore, the rotation portions 63 on both sides are provided to actually make the installation more convenient.

The engaging structure 64 includes a first engaging member 641 and a second engaging member 642, the first engaging member 641 and the second engaging member 642 are disposed near the hinge of the extending portion 62 and the rotating portion 63 and are respectively disposed at two sides of the receiving slot 66, the first engaging member 641 and the second engaging member 607 are respectively connected to the extending portion 62 in a hinge manner and can rotate relative to the extending portion 62, and the first engaging member 641 and the second engaging member 642 can be engaged and fixed.

Specifically, one end of each of the first buckle 641 and the second buckle 642 is hinged to the extending portion 62, and the other end of each of the first buckle 641 and the second buckle 642 is in a hook shape, however, the directions of the hook portions of the first buckle 641 and the second buckle 642 are opposite, so that the first buckle 641 and the second buckle 642 can be hooked to each other.

In this embodiment, the fastening structure 64 is configured to fasten the first buckle 641 and the second buckle 642 when the rotating portion 63 is opened, so as to support and block the rotating portion 63 during the process of screwing the rotating portion 63, and avoid the rotating portion 63 from being unstable due to the force generated by the hand of the person on the rotating portion 63 during the process of screwing the rotating portion 63, so that the hand of the person cannot control the rotating portion 63 easily, or needs a relatively large force to control the rotating portion 63.

Optionally, after the fixing nut 60 is tightened, the first buckle 641 and the second buckle 642 are opened, the rotating portion 63 is accommodated in the accommodating groove 66, and then the first buckle 641 and the second buckle 642 are fastened. Of course, the first buckle 641 and the second buckle 642 may not be buckled when the fixing nut 60 does not need to be screwed.

In other embodiments, the engaging structure 64 may be configured as other structures that can support and block the rotating part 63 in the present application.

The protective sheath 70 is the plastic material, and the cover is located keep away from on the bearing portion 23 the one end of electricity connecting portion 21, preferably, protective sheath 70 with fixation nut 60 contact avoids outside liquid or dust to follow easily bearing portion 23 with the clearance between the screw hole 65 infiltrates in proper order screw hole 65, third trompil 51 and the infiltration of second trompil 41 electricity connecting portion 21 is right code switch 20 causes the influence.

In this embodiment, one way of installation is to fix the encoder switch 20 and the circuit board 30, install the circuit board 30 into the housing 10, expose a portion of the encoder switch 20 out of the housing 10 through the first opening 12, pass the bearing portion 23 through the sealing rubber gasket 40, the gasket 50 and the fixing nut 60 in sequence, open the rotating portion 63, fasten the first buckle 641 and the second buckle 642, manually tighten the fixing nut 60, and finally, sleeve the protection sleeve 70 outside the bearing portion 23.

In the technical solution of the present application, the controller 100 includes a housing 10, a coding switch 20, a circuit board 30, a sealing rubber pad 40, a gasket 50 and a fixing nut 60, the electrical connection portion 21 of the circuit board 30 is fixedly connected to the circuit board 30, and the circuit board 30 is accommodated in the housing 10, the electrical connection portion 21 is partially located in the housing 10, and partially located in the first opening 12, a gap exists between the electrical connection portion 21 and the first opening 12, the bearing portion 23 of the coding switch 20 sequentially passes through the sealing rubber pad 40, the gasket 50 and the fixing nut 60, the bearing portion 23 is provided with a thread adapted to the fixing nut 60, the fixing nut 60 and the bearing portion 23 are assembled, and then shielding and sealing of the electrical connection portion 21 and the gap between the electrical connection portion 21 and the first opening 12 are achieved, need not to carry out the encapsulating, easy operation is convenient.

further, since the fixing nut 60 is provided with an assembling portion 61, an extending portion 62, a rotating portion 63 and a locking structure 64, wherein a threaded hole 65 is formed in the middle of the assembling portion 61 for being assembled with the bearing portion 23, the extending portion 62 extends from the assembling portion 61, a receiving groove 66 for receiving the rotating portion 63 is formed, the rotating portion 63 and one end of the extending portion 62 away from the assembling portion 61 are hinged, the rotating portion 63 can be opened or closed, that is, the rotating portion 63 can rotate relative to the extending portion 62, and the locking structure 64 can be locked. The fixing nut 60 is not only configured to be assembled with the bearing portion 23, but more importantly, the fixing nut 60 can be manually screwed or loosened by opening the rotating portion 63 and fastening the fastening structure 64 without a disassembling tool, which is more convenient.

Further, the controller further includes a protective sleeve 70, the protective sleeve 70 is used for being sleeved on one end of the bearing portion 23 far away from the electrical connection portion 21 and is in contact with the fixing nut 60, so that external liquid or dust is not easy to permeate into the electrical connection portion 21 from a gap between the bearing portion 23 and the threaded hole 65, the third opening 51 and the second opening 41 in sequence, and thus the coded switch 20 is affected.

It should be noted that the preferred embodiments of the present invention are described in the specification and the drawings, but the present invention can be realized in many different forms, and is not limited to the embodiments described in the specification, and these embodiments are not provided as additional limitations to the present invention, and are provided for the purpose of making the understanding of the disclosure of the present invention more thorough and complete. Moreover, the above technical features are combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention; further, modifications and variations will occur to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims

1. a controller, comprising:

and the fixing nut is used for fixing the coding switch and the sealing rubber gasket.

2. The controller of claim 1,

The side wall is also provided with a first boss, the first boss is positioned outside the accommodating cavity, and the first hole simultaneously penetrates through the first boss;

3. the controller of claim 2,

The coded switch further comprises a second boss located between the electrical connection portion and the bearing portion;

4. the controller of claim 3,

The second boss is provided with a protruding portion in an extending mode, and the sealing rubber gasket is provided with a third groove used for containing the protruding portion.

5. The controller of claim 1,

The fixing nut comprises an assembling part, an extending part and a rotating part;

6. the controller of claim 5,

the fixing nut is also provided with a buckling structure, and the buckling structure comprises a first buckle and a second buckle;

7. The controller of claim 6,

The first buckle and the second buckle are fixed with the extension part in a hinged mode, and both the first buckle and the second buckle can swing relative to the extension part.

8. The controller of claim 1,

the controller further comprises a circuit board, wherein a jack is arranged on the circuit board, a pin is arranged on the electric connection part, and the pin is inserted into the jack and fixedly connected with the electric connection part and the circuit board.

9. The controller of claim 1,

The controller still includes the gasket, be equipped with the third trompil on the gasket, the third trompil runs through the gasket, bearing portion passes the third trompil, the gasket is located sealed cushion with between the fixation nut.

10. the controller of claim 1, further comprising a protective sleeve made of plastic material, wherein the bearing portion is sleeved with the protective sleeve.