CN204966397U - Knob scale indicating device and relay - Google Patents
Knob scale indicating device and relay Download PDFInfo
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- CN204966397U CN204966397U CN201520510021.8U CN201520510021U CN204966397U CN 204966397 U CN204966397 U CN 204966397U CN 201520510021 U CN201520510021 U CN 201520510021U CN 204966397 U CN204966397 U CN 204966397U
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- knob
- connecting rod
- spiral track
- indication device
- scale indication
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Abstract
The utility model relates to a knob scale indicating device with have knob scale indicating device's relay, knob scale indicating device is including having calibrated scale, knob that exceedes 360 spiral orbit and the slip pointer subassembly of being connected through connecting rod and knob, spiral orbit encircles the knob setting, slip pointer subassembly and connecting rod sliding connection, and still with spiral orbit cooperation sliding connection, the knob passes through the connecting rod and drives slip pointer subassembly along spiral orbit motion when rotating, and the connecting -rod shank can be followed to the slip to the pointer subassembly that slides simultaneously, the relay includes knob scale indicating device. The utility model discloses a knob scale indicating device's rotation angle is big to be segmented meticulously with the scale, the utility model discloses a thereby the fine adjustment can be realized according to the scale of segmentation to the relay.
Description
Technical field
The utility model relates to Low Voltage Electrical Apparatus, relates to a kind of knob scale indication device and the relay with knob scale indication device.
Background technology
Knob instruction some equipment are in daily life applied quite general, method low price, the operation of this instruction are quite simple, but the knob used at present due to the anglec of rotation limited, in limited angle, scale cannot be segmented, graduation indication is indefinite, thus makes troubles to user.
Relay on market is made up of relay body and the knob indicating device being arranged on body surface usually, relay body comprises housing and is placed in the time-delay mechanism of enclosure interior, knob bottom is connected the time for arranging time delay with the potentiometer in housing, but the knob indicating device used at present is due to the anglec of rotation limited (being no more than 360 °), in limited angle, scale cannot be divided subtly, thus affect the result of use of user.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides the large and scale of a kind of anglec of rotation segment meticulous knob scale indication device and provide a kind of relay with this knob scale indication device.
For achieving the above object, the utility model have employed following technical scheme:
A kind of knob scale indication device, comprise with the dial 1 of the spiral track 12 more than 360 °, knob 2 and the sliding pointer assembly 4 that is connected with knob 2 by connecting rod 3, described spiral track 12 is arranged around knob 2, sliding pointer assembly 4 and connecting rod 3 are slidably connected, and also coordinate with spiral track 12 and are slidably connected; Drive sliding pointer assembly 4 to move along spiral track 12 by connecting rod 3 when knob 2 rotates, sliding pointer assembly 4 can slide axially along connecting rod 3 simultaneously.
Preferably, described sliding pointer assembly 4 comprises the slide block 41 be slidably matched with connecting rod 3, and described slide block 41 to be arranged on connecting rod 3 by the second centre bore 411 on it and to be slidably connected with described connecting rod 3.
Preferably, described dial 1 is provided with the first centre bore 13 for installing described knob 2 and the spiral track 12 around the first centre bore 13 periphery, described connecting rod 3 comprises first connecting rod 31 connected vertically and second connecting rod 32, and described connecting rod 3 is fixed by first connecting rod 31 and described knob 2; Described sliding pointer assembly 4 comprises can along described second connecting rod 32 slide block 41, pointer 43 and be connected the third connecting rod 42 of described slide block 41 and pointer 43 in axial sliding, described slide block 41 one end coordinates with described spiral track 12 and is slidably connected, and the other end is connected with pointer 43 root by third connecting rod 42.
Preferably, described spiral track 12 passes through at least three sections of 180 ° of circular arcs successively according to rotating clockwise or counterclockwise, and tangent between each section of circular arc.
Preferably, described spiral track 12 is according to rotating successively by four sections of 180 ° of circular arcs clockwise or counterclockwise, and wherein the center of circle of spaced 180 ° of circular arcs is identical, and every section of circular arc is identical numerical value relative to the preceding paragraph arc radius increment.
Preferably, the correspondence position of described sliding pointer assembly 4 end is provided with the slide bar of cooperation or pulley embeds in spiral track 12.
Preferably, the correspondence position of described sliding pointer assembly 4 end is provided with the chute of cooperation or is slidably connected with the pulley of V-type groove and the protruding rail of described spiral track 12.
Preferably, described second connecting rod 32 is provided with protruding slideway, and on the second centre bore 411 of described slide block 41, correspondence position is provided with the groove coordinated with protruding slideway.
Preferably, the end correspondence position of described knob 2 is provided with for being rotatably mounted on the projection 22 matched on dial 1 and with the first centre bore 13 of dial 1; Described knob 2 is fastened with the groove 311 of described first connecting rod 31 by the projection 22 on it; Described knob 2 surface is provided with the rectangular channel 21 for screwing.
The utility model additionally provides a kind of relay, comprise above-mentioned in any one knob scale indication device.
Knob scale indication device of the present utility model by sliding pointer assembly can along spiral track and pitman shaft to movement jointly change its orbital radius, make the anglec of rotation >=360 ° of sliding pointer assembly, thus realize that the anglec of rotation is large, scale segments meticulous indicating device; Relay of the present utility model can according to segmentation scale thus realize meticulous adjustment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model knob scale indication device;
Fig. 2 is the structural representation of the utility model dial;
Fig. 3 is the structural representation of the utility model knob;
Fig. 4 is the structural representation of the utility model connecting rod;
Fig. 5 is the structural representation of the utility model sliding pointer assembly.
Embodiment
Below in conjunction with the embodiment that accompanying drawing 1 to 5 provides, further illustrate the embodiment of knob scale indication device of the present utility model and relay.Knob scale indication device of the present utility model and relay are not limited to the description of following examples.
Embodiment one:
As shown in Figure 1, knob scale indication device of the present utility model comprises with the dial 1 of the spiral track 12 more than 360 °, knob 2 and the sliding pointer assembly 4 that is connected with knob 2 by connecting rod 3, described spiral track 12 is arranged around knob 2, sliding pointer assembly 4 and connecting rod 3 are slidably connected, and also coordinate with spiral track 12 and are slidably connected; Drive sliding pointer assembly 4 to move along spiral track 12 by connecting rod 3 when knob 2 rotates, sliding pointer assembly 4 can slide axially along connecting rod 3 simultaneously.The anglec of rotation >=360 ° of sliding pointer assembly 4 can be realized by spiral track 12, thus realize that the anglec of rotation is large, scale segments meticulous indicating device.
As shown in Figure 2, dial 1 comprises panel 11 and circle first centre bore 13 that is arranged on panel 11 and spiral track 12, and spiral track 12 is looped around the periphery of the first centre bore 13; Spiral track 12 is pass through the spiral recessed rail of at least three sections of 180 ° of circular arcs successively according to clockwise or counterclockwise (according to use habit, preferably clockwise direction) rotation, and the circular arc be connected is tangent.Form spiral track 12 by the mode of multistage 180 ° of tangent annulus of circular arc, be convenient to the accurate marker of scale.For spiral track 12 according to counterclockwise passing through three sections of 180 ° of circular arc R A, RB and RC successively, the center of circle of circular arc R A is O, terminal and be M with the point of contact of circular arc R B, circular arc R B namely with extended line 1 O ' of line MO for the center of circle, with the length of line MO ' for radius, take M as the semicircle that starting point obtains in the counterclockwise direction, and the increment X of the radius of the radius ratio circular arc R A of circular arc R B is the distance between an O ' and some O; By that analogy, the circular arc R C tangent with circular arc R B can be obtained.Preferably, spiral track 12, according to counterclockwise rotating successively by four sections of 180 ° of circular arc R A, RB, RC, RD, is analogized according to said method and can be obtained the spiral track 12 that swing is 720 °; Further, every section of circular arc is fixed value relative to the preceding paragraph arc radius increment X, and namely the center of circle of spaced 180 ° of circular arcs is identical, and wherein circular arc R A and RC is all the center of circle with O, circular arc R B and RD all with O ' for the center of circle.
As shown in Figure 3-4, knob 2 one end is provided with the rectangular channel 21 for rotating, and the other end is rotatably mounted in the first centre bore 13 of dial 1 by the projection 22 on it; Connecting rod 3 comprises first connecting rod 31 connected vertically and second connecting rod 32, one end of first connecting rod 31 is connected with the projection 22 of knob 2 by being provided with groove 311, the other end is connected with the potentiometer of relay or the functional component of other suitable device, and the perisporium of first connecting rod 31 is vertically connected with second connecting rod 32.Certainly, the sidewall of knob 2 also can be arranged the groove being convenient to directly rotate.
As shown in Figure 5, sliding pointer assembly 4 comprises slide block 41, pointer 43 and is connected the third connecting rod 42 of described slide block 41 and pointer 43, slide block 41 is slidably connected with second connecting rod 32 by the second centre bore 411 on it, second connecting rod 32 is provided with protruding slideway, on second centre bore 411 of slide block 41, correspondence position is provided with the groove coordinated with protruding slideway, realizes the movement of slide block 41 along second connecting rod 32 axis.Slide block 41 is connected with connecting rod 3 by the second centre bore, and the effect played instruction simultaneously, install and be slidably connected, structure is simple.Slide block 41 one end is provided with the slide bar of cooperation or pulley embeds in spiral track 12, and the other end is connected with pointer 43 root by third connecting rod 42.Slide block 41 is along spiral track 12 and the orbital radius jointly changing slide block 41 along the movement of second connecting rod 32 axis, pointer with slide block its movement locus circumference and move radially with indicating graduation, thus realizing indicating range >=360 ° of pointer 43, product is easy to install and pointing accuracy is high.
Embodiment two:
And embodiment one difference is the fit structure between slide block 41 and spiral track 12, spiral track 12 is spiral protruding rail, corresponding, the correspondence position of slide block 41 end is provided with the chute that coordinates with spiral protruding rail or the pulley with V-type groove.
Embodiment three:
Relay is made up of relay body and the knob indicating device being arranged on body surface usually, relay body comprises housing and is placed in the time-delay mechanism of enclosure interior, knob bottom is connected the time for arranging time delay with the potentiometer in housing, knob generally does cylindrical shape and arranges, and carries out circumference rotation during setting-up time.
Relay of the present utility model, comprise arbitrary described knob scale indication device in embodiment one and embodiment two, can realize meticulous adjustment according to the scale of segmentation, the knob 2 of knob scale indication device by second connecting rod 32 with.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection range of the present utility model.
Claims (10)
1. a knob scale indication device, it is characterized in that: comprise with the dial (1) of the spiral track (12) more than 360 °, knob (2) and the sliding pointer assembly (4) that is connected with knob (2) by connecting rod (3), described spiral track (12) is arranged around knob (2), sliding pointer assembly (4) and connecting rod (3) are slidably connected, and also coordinate with spiral track (12) and are slidably connected; Drive sliding pointer assembly (4) along spiral track (12) motion by connecting rod (3) when knob (2) rotates, sliding pointer assembly (4) can slide axially along connecting rod (3) simultaneously.
2. knob scale indication device according to claim 1, it is characterized in that: described sliding pointer assembly (4) comprises the slide block (41) be slidably matched with described connecting rod (3), described slide block (41) is arranged on described connecting rod (3) by the second centre bore (411) on it and goes up and be slidably connected with described connecting rod (3).
3. knob scale indication device according to claim 1, it is characterized in that: described dial (1) is provided with the first centre bore (13) for installing described knob (2) and the spiral track (12) around the first centre bore (13) periphery, described connecting rod (3) comprises first connecting rod connected vertically (31) and second connecting rod (32), and described connecting rod (3) is fixed by first connecting rod (31) and described knob (2); Described sliding pointer assembly (4) comprises can along described second connecting rod (32) slide block (41), pointer (43) and be connected the third connecting rod (42) of described slide block (41) and pointer (43) in axial sliding, described slide block (41) one end coordinates with described spiral track (12) and is slidably connected, and the other end is connected with described pointer (43) root by described third connecting rod (42).
4. according to the arbitrary described knob scale indication device of claim 1-3, it is characterized in that: described spiral track (12) passes through at least three sections of 180 ° of circular arcs successively according to rotating clockwise or counterclockwise, and tangent between each section of circular arc.
5. knob scale indication device according to claim 4, it is characterized in that: described spiral track (12) is according to rotating successively by four sections of 180 ° of circular arcs clockwise or counterclockwise, wherein the center of circle of spaced 180 ° of circular arcs is identical, and every section of circular arc is identical numerical value relative to the preceding paragraph arc radius increment.
6. according to the arbitrary described knob scale indication device of claim 1-3, it is characterized in that: the correspondence position of described sliding pointer assembly (4) end is provided with the slide bar of cooperation or pulley embeds in spiral track (12).
7., according to the arbitrary described knob scale indication device of claim 1-3, it is characterized in that: the correspondence position of described sliding pointer assembly (4) end is provided with the chute of cooperation or is slidably connected with the pulley of V-type groove and the protruding rail of described spiral track (12).
8. knob scale indication device according to claim 3, it is characterized in that: described second connecting rod (32) is provided with protruding slideway, the upper correspondence position of the second centre bore (411) of described slide block (41) is provided with the groove coordinated with protruding slideway.
9. knob scale indication device according to claim 3, is characterized in that: the end correspondence position of described knob (2) is provided with to be gone up and the projection (22) matched with first centre bore (13) of dial (1) for being rotatably mounted on dial (1); Described knob (2) is fastened by the groove (311) of the projection (22) on it with described first connecting rod (31); Described knob (2) surface is provided with the rectangular channel (21) for screwing.
10. a relay, is characterized in that: comprise arbitrary described knob scale indication device in claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510021.8U CN204966397U (en) | 2015-07-15 | 2015-07-15 | Knob scale indicating device and relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520510021.8U CN204966397U (en) | 2015-07-15 | 2015-07-15 | Knob scale indicating device and relay |
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| Publication Number | Publication Date |
|---|---|
| CN204966397U true CN204966397U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520510021.8U Active CN204966397U (en) | 2015-07-15 | 2015-07-15 | Knob scale indicating device and relay |
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| CN (1) | CN204966397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505032A (en) * | 2018-05-18 | 2019-11-26 | 深圳市云动创想科技有限公司 | A kind of interactive device of internet stations |
-
2015
- 2015-07-15 CN CN201520510021.8U patent/CN204966397U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505032A (en) * | 2018-05-18 | 2019-11-26 | 深圳市云动创想科技有限公司 | A kind of interactive device of internet stations |
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