Knob and electric control equipment thereof

Abstract

The utility model discloses a knob and an electric control device thereof, which comprise an outer sleeve seat, an embedding cavity arranged in the outer sleeve seat, a rotating shaft sleeve arranged in the embedding cavity, a sliding seat arranged on the rotating shaft sleeve and capable of sliding along the axis direction of the rotating shaft sleeve, a stop assembly arranged on the sliding seat and movably connected with the rotating shaft sleeve, and a knob cap arranged at the top of the sliding seat. The knob cap is at least partially embedded into the embedding cavity, and an elastic piece is arranged between the knob cap and the rotating shaft sleeve; the stop assembly is used for stopping the sliding seat; in the working period, the knob cap protrudes out of the outer sleeve base, and a user can adjust the working state of the electric control equipment by twisting the knob cap. In the non-working period, a user can press the knob cap to enable the knob cap to retract into the outer sleeve seat, namely, the knob cap is flush with the control panel of the electric control equipment, so that the user is prevented from touching the knob cap by mistake in the non-working period, and the risk of misoperation of the electric control equipment is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of knobs, in particular to a knob and an electric control device thereof. Background Art

[0002] A knob is a switch in an electronic control device that can realize functions such as opening and closing, and adjusting the control circuit. However, existing knobs are easily bumped or scratched during use, causing the electronic control device to malfunction.

[0003] It can be seen that the existing technology still needs to be improved and enhanced. Utility Model Content

[0004] In view of the above-mentioned deficiencies in the prior art, the purpose of the present invention is to provide a knob that can be extended and retracted on an electronically controlled device, and the knob can be hidden inside the electronically controlled device during non-working hours, thereby improving the safety of the electronically controlled device during operation.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A knob comprises an outer sleeve, an embedded cavity is provided in the outer sleeve, a rotating shaft sleeve is provided in the embedded cavity, a sliding seat is provided on the rotating shaft sleeve and can slide along the axial direction of the rotating shaft sleeve, and a stop assembly movably connected to the rotating shaft sleeve is provided on the sliding seat, a knob cap is provided on the top of the sliding seat, the knob cap is at least partially embedded in the embedded cavity, and an elastic member is provided between the knob cap and the rotating shaft sleeve; the stop assembly is used to stop the sliding seat.

[0007] In the knob, the stop assembly includes a slider portion and a track guide portion; the slide seat is provided with a telescopic slide groove along its axial direction, which is cooperated with the rotating shaft sleeve, and the track guide portion is provided at the bottom of the telescopic slide groove; the rotating shaft sleeve is provided with a horizontal slide groove on the side facing the bottom of the telescopic slide groove, the slider portion is provided in the horizontal slide groove, and the slider portion is slidably connected to the track guide portion.

[0008] In the knob, a track groove is provided on the track guide portion, and a guide slide column extending into the track groove is provided on the slider portion; the track groove includes an extension groove, a reset transition groove, a retraction groove and a locking groove connected in sequence, and the extension groove is connected to the locking groove so that the track groove forms a closed loop.

[0009] In the knob, the knob cap includes a cap cover and a cap seat, a mounting sleeve is provided in the cap seat and is connected to the slide seat, the mounting sleeve is connected to the slide seat through a first latch rod, and the cap cover is detachably connected to the top of the mounting sleeve; the elastic member is located between the mounting sleeve and the rotating shaft sleeve.

[0010] In the knob, a card seat is provided on the outer periphery of the top of the mounting sleeve, and a plurality of card slots arranged along its axial direction are distributed in an annular manner on the outer wall of the card seat; the cap includes a cap head and a decorative piece, the bottom of the cap head is provided with a mounting groove that cooperates with the card seat, the groove wall of the mounting groove is provided with at least one positioning block that cooperates with the card slot, and the top of the cap head is provided with a disassembly groove that cooperates with the decorative piece.

[0011] In the knob, the slot is in a constricted shape with its opening gradually narrowing from top to bottom.

[0012] In the knob, a second latch rod is provided on the shaft sleeve, and the second latch rod extends outward on both sides of the shaft sleeve, and telescopic guide grooves slidably connected to the second latch rod are respectively provided on both sides of the slide seat and the mounting sleeve.

[0013] In the knob, a plurality of positioning pieces are distributed in a ring shape on the top of the outer sleeve, and a mounting ear plate is provided on one side of the outer sleeve.

[0014] In the knob, a limiting cylinder is provided on the top of the rotating shaft sleeve; a protrusion is provided in the mounting sleeve; the elastic member is a spring, the bottom of the spring is at least partially located in the limiting cylinder, and the protrusion at least partially extends into the top of the spring.

[0015] The utility model also provides an electric control device, which includes the knob as described above.

[0016] Beneficial effects:

[0017] The utility model provides a knob and an electric control device thereof, wherein during operation, the knob cap protrudes outward from the outer sleeve, and the user can adjust the working state of the electric control device by twisting the knob cap; during non-operating period, the user can press the knob cap to retract the knob cap into the outer sleeve, even if the knob cap is flush with the control panel of the electric control device, thereby avoiding the user from accidentally touching the knob cap during non-operating period and reducing the risk of malfunction of the electric control device; during the pressing process, the knob cap slides along the axial direction of the rotating shaft sleeve under the action of the sliding seat until the sliding seat slides down to a specified position, at which time the stop component stops the sliding seat to keep it in a fixed state, and at the same time, the knob cap is completely embedded in the embedding cavity, and the top of the knob cap is flush with the embedding opening of the embedding cavity; when the knob cap needs to be adjusted out, the user presses the knob cap to stimulate the stop component to release the sliding seat, and when the stop component completes the releasing action, the elastic member will reset, and the reset action of the elastic member is utilized to make the knob cap pop outward, thereby completing the reset action of the knob cap. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1A schematic diagram of the structure of the knob provided by the utility model;

[0019] Figure 2 Schematic diagram of the disassembly of the knob provided by the utility model Figure 1 ;

[0020] Figure 3 Schematic diagram of the disassembly of the knob provided by the utility model Figure 2 ;

[0021] Figure 4 Schematic diagram of the disassembly of the knob provided by the utility model Figure 3 ;

[0022] Figure 5 Schematic diagram of the disassembly of the knob provided by the utility model Figure 4 ;

[0023] Figure 6 Schematic diagram of disassembly of the slide and the rotating shaft sleeve in the knob provided by the utility model Figure 1 ;

[0024] Figure 7 Schematic diagram of disassembly of the slide and the rotating shaft sleeve in the knob provided by the utility model Figure 2 ;

[0025] Figure 8 This is a structural schematic diagram of the cap seat in the knob provided by the utility model.

[0026] Explanation of the main component symbols: 1-outer sleeve, 11-embedded cavity, 12-positioning plate, 13-mounting ear plate, 2-rotating shaft sleeve, 21-horizontal slide, 22-second latch rod, 23-limiting cylinder, 3-slide, 31-telescopic slide, 32-first pin hole, 33-telescopic guide slide, 4-slider part, 41-guide slide column, 5-track guide part, 51-extension groove, 52-reset transition groove, 53-retraction groove, 54-locking groove, 6-knob cap, 61-cap cover, 611-cap head, 612-decorative piece, 613-mounting groove, 614-positioning block, 615-disassembly and assembly groove, 62-cap seat, 621-mounting sleeve, 622-second pin hole, 623-card seat, 624-card slot, 63-first latch rod, 64-protrusion. DETAILED DESCRIPTION

[0027] The present invention provides a knob and an electronic control device thereof. To make the purpose, technical solution, and effects of the present invention more clear and explicit, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific examples described herein are only intended to illustrate the present invention and are not intended to limit the present invention.

[0028] In the description of this utility model, it should be understood that the terms "middle," "inner," and "outer," etc., indicating directions or positional relationships, are based on the directions or positional relationships of the present utility model based on the accompanying drawings and are intended solely to facilitate and simplify the description of the present utility model. Furthermore, the terms "first," "second," and "third" are used solely for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features.

[0029] See also Figures 1 to 8 The utility model provides a knob, including an outer sleeve 1, an embedded cavity 11 is provided in the outer sleeve 1, a rotating shaft sleeve 2 is provided in the embedded cavity 11, a sliding seat 3 which can slide along the axial direction of the rotating shaft sleeve 2 is provided on the rotating shaft sleeve 2, and a stop assembly movably connected to the rotating shaft sleeve 2 is provided on the sliding seat 3, a knob cap 6 is provided on the top of the sliding seat 3, the knob cap 6 is at least partially embedded in the embedded cavity 11, and an elastic member is provided between the knob cap 6 and the rotating shaft sleeve 2; the stop assembly is used to stop the sliding seat 3.

[0030] During actual use, the outer sleeve 1 is installed in the installation area of the electronic control equipment, and the rotating shaft sleeve 2 is connected to the electronic control components such as the relay and encoder of the electronic control equipment; during operation, the knob cap 6 protrudes out of the outer sleeve 1, and the user can adjust the working state of the electronic control equipment by twisting the knob cap 6; during non-operating period, the user can press the knob cap 6 to retract the knob cap 6 into the outer sleeve 1, even if the knob cap 6 is flush with the control panel of the electronic control equipment, thereby avoiding the user from accidentally touching the knob cap 6 during non-operating period and reducing the risk of malfunction of the electronic control equipment; during the pressing process, the knob cap 6 is Under the action of the slide 3, it slides along the axial direction of the rotating shaft sleeve 2 until the slide 3 slides down to the specified position. At this time, the stop component will stop the slide 3 to keep it in a fixed state. At the same time, the knob cap 6 is completely embedded in the embedding cavity 11, and the top of the knob cap 6 is flush with the embedding mouth of the embedding cavity 11; when the knob cap 6 needs to be adjusted out, the user presses the knob cap 6 to stimulate the stop component to release the slide 3. When the stop component completes the release action, the elastic part will reset, and the reset action of the elastic part will make the knob cap 6 pop outward, thereby completing the reset action of the knob cap 6.

[0031] like Figures 1 to 8As shown, further, the stop assembly includes a slider portion 4 and a track guide portion 5; the slide 3 is provided with a telescopic slide groove 31 along its axial direction, which is coordinated with the rotating shaft sleeve 2, and the track guide portion 5 is provided at the bottom of the telescopic slide groove 31, and the rotating shaft sleeve 2 is provided with a horizontal slide groove 21 on the side facing the bottom of the telescopic slide groove 31, and the slider portion 4 is provided in the horizontal slide groove 21, and the slider portion 4 is slidably connected to the track guide portion 5; during operation, the slider portion 4 is used to drive the slide 3 to slide up and down and stop the action, and the slider portion 4 can move in the horizontal slide groove 21 according to the track heading of the track guide portion 5. The track guide portion 5 determines the sliding path and stop position of the slider portion 4, so that the slide 3 can slide up and down in the axial direction of the rotating shaft sleeve 2.

[0032] like Figures 1 to 8 As shown, further, the track guide portion 5 is provided with a track slide groove, and the slider portion 4 is provided with a guide slide post 41 extending into the track slide groove; the track slide groove includes a protruding groove 51, a reset transition groove 52, a retraction groove 53 and a locking groove 54 connected in sequence, and the protruding groove 51 is connected to the locking groove 54 to form a closed loop of the track slide groove; the slider portion 4 slides cyclically along the track direction of the protruding groove 51, the reset transition groove 52, the retraction groove 53 and the locking groove 54 through the guide slide post 41. When the directional track slides, the slide 3 is in an upward sliding state, even if the knob cap 6 extends to the top of the embedded cavity 11; when the guide slide 41 slides from the reset transition groove 52 to the retraction groove 53 in the track direction, the slide 3 is in a downward sliding state, even if the knob cap 6 retracts into the embedded cavity 11, and until the guide slide 41 reaches the locking groove 54, it will be hooked and fixed by the locking groove 54, so that the knob cap 6 remains in the retracted state; when the knob cap 6 needs to be reset, the user only needs to press the knob cap 6 lightly to make the guide slide 41 slide out of the locking groove 54 to complete the reset of the knob cap 6.

[0033] like Figures 1 to 8 As shown, further, the knob cap 6 includes a cap cover 61 and a cap seat 62, and a mounting sleeve 621 is provided in the cap seat 62, which is matched with the slide 3, and the mounting sleeve 621 is connected to the slide 3 through a first latch rod 63, and the cap 61 is detachably connected to the top of the mounting sleeve 621; the elastic member is located between the mounting sleeve 621 and the rotating shaft sleeve 2; the assembly difficulty between the mounting sleeve 621 and the slide 3 can be reduced by the latch connection, and the cap 61 can be disassembled and replaced according to different styles, thereby improving the flexibility of the knob when in use.

[0034] In this embodiment, a first pin hole 32 is provided on the top of the slide seat 3 to be connected with the first latch rod 63 , and a second pin hole 622 is provided on the mounting sleeve 621 at a position corresponding to the first pin hole 32 .

[0035] like Figures 1 to 8 As shown, further, a socket 623 is provided on the outer periphery of the top of the mounting sleeve 621, and a plurality of slots 624 arranged along its axial direction are distributed in an annular manner on the outer wall of the socket 623; the cap cover 61 includes a cap head 611 and a decorative piece 612, the bottom of the cap head 611 is provided with a mounting groove 613 that cooperates with the socket 623, and the groove wall of the mounting groove 613 is provided with at least one positioning block 614 that cooperates with the slot 624, and the top of the cap head 611 is provided with a disassembly groove 615 that cooperates with the decorative piece 612; the slot 624 cooperates with the positioning block 614 to form a snap-fit structure between the socket 623 and the cap head 611, so that the user can replace the cap head 611 by plugging and unplugging, and the provision of multiple slots 624 can reduce the difficulty of assembling the positioning block 614; in addition, the decorative piece 612 can also be replaced according to different styles, effectively improving the flexibility of the knob when in use.

[0036] like Figures 1 to 8 As shown, further, the slot 624 is in a constricted shape with its opening gradually narrowing from top to bottom; by setting the slot 624 to be in a constricted shape, the slot 624 can clamp and fix the positioning block 614. When the positioning block 614 is inserted into the slot 624 from top to bottom, the opening of the slot 624 will gradually narrow until the slot 624 clamps both sides of the positioning block 614, thereby completing the installation of the cap head 611.

[0037] like Figures 1 to 8 As shown, further, a second latch rod 22 is provided on the rotating shaft sleeve 2, and the second latch rod 22 extends outward on both sides of the rotating shaft sleeve 2, and telescopic guide grooves 33 are respectively provided on both sides of the slide 3 and the mounting sleeve 621, which are slidably connected to the second latch rod 22; by setting the second latch rod 22 and the telescopic guide grooves 33, the sliding guidance of the slide 3 can be realized, so that the sliding action of the slide 3 is smoother and more stable.

[0038] like Figures 1 to 8 As shown, further, a plurality of positioning pieces 12 are distributed in a ring shape on the top of the outer sleeve seat 1, and a mounting ear plate 13 is provided on one side of the outer sleeve seat 1; by providing a plurality of positioning pieces 12 on the outer sleeve seat 1, the installation and positioning between the outer sleeve seat 1 and the electronic control equipment can be facilitated. In addition, the mounting ear plate 13 is used to realize the quick installation of the outer sleeve seat 1.

[0039] like Figures 1 to 8As shown, further, a limiting cylinder 23 is provided on the top of the rotating shaft sleeve 2; a protrusion 64 is provided in the mounting sleeve 621; the elastic member is a spring, the bottom of the spring is at least partially located in the limiting cylinder 23, and the protrusion 64 at least partially extends into the top of the spring; the spring is limited by the limiting cylinder 23 and the protrusion 64, so that the compression and release actions of the spring are more stable and smooth, avoiding the problem of dislocation of the spring.

[0040] The utility model also provides an electric control device, which includes the knob as described above.

[0041] In summary, during operation, the knob cap 6 protrudes outward from the outer sleeve 1, and the user can adjust the working state of the electronic control device by twisting the knob cap 6; during non-operation, the user can press the knob cap 6 to retract the knob cap 6 into the outer sleeve 1, even if the knob cap 6 is flush with the control panel of the electronic control device, thereby avoiding the user from accidentally touching the knob cap 6 during non-operation and reducing the risk of malfunction of the electronic control device; during the pressing process, the knob cap 6 slides along the axial direction of the rotating shaft sleeve 2 under the action of the slide seat 3 until The slide 3 slides down to the specified position, at which time the stop assembly will stop the slide 3 and keep it in a fixed state. At the same time, the knob cap 6 is completely embedded in the embedding cavity 11, and the top of the knob cap 6 is flush with the embedding opening of the embedding cavity 11; when the knob cap 6 needs to be adjusted out, the user presses the knob cap 6 to stimulate the stop assembly to release the slide 3. When the stop assembly completes the release action, the elastic member will reset, and the reset action of the elastic member will make the knob cap 6 pop outward, thereby completing the reset action of the knob cap 6.

[0042] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and utility model concept of the utility model, and all these changes or substitutions should fall within the scope of protection of the claims attached to the utility model.

Claims

1. A knob, characterized in that: It includes an outer sleeve, an embedded cavity is provided in the outer sleeve, a rotating shaft sleeve is provided in the embedded cavity, a sliding seat that can slide along the axial direction of the rotating shaft sleeve is provided on the rotating shaft sleeve, and a stop assembly movably connected to the rotating shaft sleeve is provided on the sliding seat, a knob cap is provided on the top of the sliding seat, the knob cap is at least partially embedded in the embedded cavity, and an elastic member is provided between the knob cap and the rotating shaft sleeve; the stop assembly is used to stop the sliding seat.

2. The knob according to claim 1, characterized in that The stop assembly includes a slider portion and a track guide portion; the slide seat is provided with a telescopic slide groove along its axial direction, which is cooperated with the rotating shaft sleeve, and the track guide portion is provided at the bottom of the telescopic slide groove. The rotating shaft sleeve is provided with a horizontal slide groove on one side facing the bottom of the telescopic slide groove, and the slider portion is provided in the horizontal slide groove, and the slider portion is slidably connected to the track guide portion.

3. The knob according to claim 2, characterized in that: The track guide portion is provided with a track slide groove, and the slider portion is provided with a guide slide column extending into the track slide groove; the track slide groove includes an extension groove, a reset transition groove, a retraction groove and a locking groove connected in sequence, and the extension groove is connected to the locking groove to form a closed loop of the track slide groove.

4. The knob according to claim 1, wherein: The knob cap includes a cap cover and a cap seat, a mounting sleeve that cooperates with the slide seat is provided in the cap seat, the mounting sleeve is connected to the slide seat through a first latch rod, and the cap cover is detachably connected to the top of the mounting sleeve; the elastic member is located between the mounting sleeve and the rotating shaft sleeve.

5. The knob according to claim 4, characterized in that A card seat is provided on the outer periphery of the top of the mounting sleeve, and a plurality of card slots arranged along its axial direction are distributed in an annular manner on the outer wall of the card seat; the cap includes a cap head and a decorative piece, and a mounting groove that cooperates with the card seat is provided at the bottom of the cap head, and at least one positioning block that cooperates with the card slot is provided on the groove wall of the mounting groove, and a disassembly groove that cooperates with the decorative piece is provided on the top of the cap head.

6. The knob according to claim 5, characterized in that: The card slot is in a constricted shape with an opening gradually narrowing from top to bottom.

7. The knob according to claim 4, characterized in that A second latch rod is provided on the rotating shaft sleeve, and the second latch rod extends outwards from both sides of the rotating shaft sleeve. Both sides of the sliding seat and the mounting sleeve are respectively provided with telescopic guide grooves slidably connected to the second latch rod.

8. The knob according to claim 1, wherein: A plurality of positioning pieces are distributed in a ring shape on the top of the outer sleeve seat, and a mounting ear plate is provided on one side of the outer sleeve seat.

9. The knob according to claim 4, characterized in that A limiting cylinder is provided on the top of the rotating shaft sleeve; a protrusion is provided in the mounting sleeve; the elastic member is a spring, the bottom of the spring is at least partially located in the limiting cylinder, and the protrusion at least partially extends into the top of the spring.

10. An electronic control device, characterized in that: The utility model comprises the knob according to any one of claims 1 to 9.

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