CN215008027U - Forward and reverse rotation operation control switch - Google Patents

Abstract

The utility model relates to a just reversal operation control switch, the on-line screen storage device comprises a base, the base internal fixation has micro-gap switch, micro-gap switch's button side is provided with pressing means, pressing means acts on micro-gap switch's break-make is realized to the button, pressing means sets up the arrangement intracavity that forms on the base, and be straight reciprocating motion at the arrangement intracavity. The utility model discloses a micro-gap switch of the different models of base mountable of fixed knot structure accomplishes the product diversification, and the product parameter change only need change wherein micro-gap switch integrated can, can switch over electric current size, wiring end subtype type, contact mode etc. according to the demand fast. Simple structure, easy operation, economical and practical, and convenient later maintenance.

Description

Forward and reverse rotation operation control switch

Technical Field

The utility model relates to a control switch field of equipment control line transmission signal, concretely relates to just reverse operation control switch.

Background

The control switches are used in a large number in each control circuit, and due to different structures of control systems, the operating modes, the sizes, the rated load sizes, the wiring modes and other requirements of the switches are different. The control switch operated by the cam rotation must have the cam positive rotation and negative rotation to effectively control the switch and transmit signals. Most switches in the market are suitable for unidirectional operation, or control switches are required to be customized and developed aiming at forward and reverse rotation control of a cam, and the functions are single, so that the rapid customization of required parameter requirements cannot be realized, such as rated load and wiring mode.

Disclosure of Invention

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a just reversal operation control switch, includes the base, the base internal fixation has micro-gap switch, micro-gap switch's button side is provided with pressing means, pressing means acts on micro-gap switch's break-make is realized to the button, pressing means sets up the arrangement intracavity that forms on the base, and be sharp reciprocating motion at the arrangement intracavity.

Based on the technical scheme, the utility model discloses further set up, pressing means includes gyro wheel, push rod, reset spring, the both sides of gyro wheel are provided with the stationary blade, the stationary blade with be provided with the pin between the gyro wheel, the stationary blade with the push rod is connected, reset spring sets up the outside of push rod, and its one end with settle the bottom surface contact in chamber.

Based on the technical scheme, the utility model discloses further set up, the middle part of push rod is formed with spacing portion, spacing portion with reset spring's the other end offsets.

Based on the technical scheme, the utility model discloses further set up, the push rod part that spacing portion is close to on one side of the gyro wheel forms first push rod, first push rod part cover has leads just to overlap, spacing portion forms the second push rod to the push rod part that micro-gap switch is close to, reset spring is located on the second push rod.

Based on the technical scheme, the utility model discloses further set up, the internal diameter of second push rod is less than the internal diameter of spacing portion.

Based on the technical scheme, the utility model discloses further set up, be formed with the micro-gap switch standing groove on the base.

The utility model discloses a theory of operation: the utility model discloses at first fix micro-gap switch on the base, then act on micro-gap switch's button through pressing mechanism, pressing mechanism is straight reciprocating motion and realizes the on-off control to micro-gap switch, makes it connect into a whole this control switch function of realization, and wherein micro-gap switch is this control switch's core control unit, and the control function is realized to the break-make that adopts micro-gap switch

The utility model discloses a following at least one beneficial effect:

1-through the micro-gap switch of the base mountable of fixed knot structure different models, accomplish the product diversification, the product parameter change only need change wherein micro-gap switch integrated can, can switch over electric current size, wiring terminal type, contact mode etc. as required fast. Simple structure, easy operation, economy and practicality. The maintenance in later period is convenient.

2-the microswitch is installed in place due to the unique base design, the base buckle is quickly clamped after the microswitch is installed in place, positioning is not needed in any other mode, and the microswitch is convenient to install and low in cost.

3-the control switch with the structure can be operated from the left side, the right side and the upper side of the roller wheel, so that the control function can be realized by the stress of the control switch, the design flexibility of the control switch operating mechanism is greatly improved, the control function can be realized by multi-angle operation and control, and particularly, the control switch is used in a cam device, and the control function can be realized by the forward rotation and the reverse rotation of a cam.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front view of the embodiment of the present invention.

Fig. 3 is a schematic usage diagram of an embodiment of the present invention.

Reference numeral, 10, a roller; 20. a push rod; 201. a second push rod; 202. a limiting part; 203. a first push rod; 30. a return spring; 40. a base; 50. a guide sleeve; 60. a microswitch; 70. a limiting block; 80. a fastener; 90. a placement cavity; 100. a pin; 110. a fixing sheet;

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

As shown in fig. 1-3, the utility model discloses a following technical scheme, a just reversal operation control switch, including base 40, base 40 internal fixation has micro-gap switch 60, micro-gap switch 60's button side is provided with pressing mechanism, pressing mechanism acts on the break-make that micro-gap switch 60 was realized to the button, pressing mechanism sets up in settling chamber 90 that forms on base 40, and do straight reciprocating motion in settling chamber 90.

The pressing mechanism in the utility model comprises a roller 10, a push rod 20 and a return spring 30, fixing pieces 110 are arranged on both sides of the roller 10, a pin 100 is arranged between the fixing piece 110 and the roller 10, the fixing plate 110 is connected with the push rod 20, the return spring 30 is disposed at the outer side of the push rod 20, and one end thereof is in contact with the bottom surface of the seating chamber 90, a stopper 202 is formed at the middle of the push rod 20, the limit part 202 is pressed against the other end of the return spring 30, the part of the push rod 20, which is close to one side of the roller 10, of the limit part 202 forms a first push rod 203, the first push rod 203 is partially sleeved with the guide sleeve 50, the limit part 202 forms a second push rod 201 towards the push rod 20 close to the microswitch 60, the return spring is located on the second push rod 201, and the inner diameter of the second push rod 201 is smaller than that of the limiting portion 202.

The utility model discloses an operating process, external force or cam rotate with the effort in switch gyro wheel 10, and gyro wheel 10 rolls and drives the perpendicular downstream of push rod 20, and push rod 20 downstream touches micro-gap switch 60 button to a certain position, makes micro-gap switch 60 realize the break-make and switches, transmission signal output. When the force disappears, the push rod 20 is reset immediately, and the micro switch 60 is reset and switched to transmit a reset signal.

The base 40 is provided with a micro switch 60 placing groove, wherein the placing groove is provided with a corresponding fastener 80 for limiting the micro switch 60 in the axial direction, and the limiting block 70 is further arranged, so that when the micro switch 60 is installed, the limiting block 70 is positioned between the terminals of the micro switch 60 to realize limiting and fixing.

The utility model discloses a theory of operation: the utility model discloses at first fix micro-gap switch 60 on base 40, then act on micro-gap switch 60's button through pressing mechanism, pressing mechanism is straight reciprocating motion and realizes the on-off control to micro-gap switch 60, makes it connect into a whole this control switch function of realization, and wherein micro-gap switch 60 is this control switch's core control unit, adopts micro-gap switch 60's on-off to realize control function.

The specific principle is as follows: the roller 10 converts the force in different directions into a force in a vertical direction, and pushes the push rod 20 to move downwards. The pin 100 fixes the roller 10 so that the roller 10 rotates around the center of a circle, and the return spring 30 enables the push rod 20 to return quickly after the external force disappears, thereby increasing the control sensitivity. The guide sleeve 50 has a positioning function on the push rod 20, and simultaneously reduces the friction force of the push rod 20, so that the push rod 20 can move more flexibly. The base 40 is connected with the push rod 20 and all the components of the control part micro switch 60, so that the push rod and the control part micro switch are connected into a whole to realize the function of the control switch. The microswitch 60 is a core control unit of the control switch, and the on-off of the microswitch 60 is adopted to realize a control function.

The control switch with the structure can be operated from the left side, the right side and the upper side of the idler wheel 10, so that the control function of the stress of the control switch can be realized, the design flexibility of the control switch operating mechanism is greatly improved, the control function can be realized through multi-angle operation and control, particularly, the control switch is used in a cam device, the control function can be realized through the forward rotation and the reverse rotation of a cam, and the control switch is specifically referred to fig. 3.

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect.

More uses such as 10, roller; 20. a push rod; 201. a second push rod; 202. a limiting part; 203. a first push rod; 30. a return spring; 40. a base; 50. a guide sleeve; 60. a microswitch; 70. a limiting block; 80. a fastener; 90. a placement cavity; 100. a pin; 110. terms such as anchor sheet, and the like, it is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (6)

1. The utility model provides a just reversal operation control switch, includes the base, its characterized in that, the base internal fixation has micro-gap switch, micro-gap switch's button side is provided with pressing means, pressing means acts on micro-gap switch's break-make is realized to the button, pressing means sets up the arrangement intracavity that forms on the base and do straight reciprocating motion at the arrangement intracavity.

2. A switch according to claim 1, wherein said pressing means comprises a roller, a push rod, and a return spring, fixing pieces are provided on both sides of said roller, a pin is provided between said fixing piece and said roller, said fixing piece is connected to said push rod, said return spring is provided on the outer side of said push rod, and one end of said return spring is in contact with the bottom surface of said housing chamber.

3. A switch according to claim 2, wherein a stopper is formed in the middle of the push rod, and the stopper abuts against the other end of the return spring.

4. The switch according to claim 3, wherein the push rod portion of the position-limiting portion adjacent to the roller forms a first push rod, the first push rod portion is sleeved with a guide sleeve, the push rod portion of the position-limiting portion adjacent to the microswitch forms a second push rod, and the return spring is located on the second push rod.

5. The switch according to claim 4, wherein the second push rod has an inner diameter smaller than that of the stopper.

6. The switch according to claim 1 or 5, wherein a microswitch holding groove is formed in the base.

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