CN207001585U - Deviation switch - Google Patents
Deviation switch Download PDFInfo
- Publication number
- CN207001585U CN207001585U CN201720637883.6U CN201720637883U CN207001585U CN 207001585 U CN207001585 U CN 207001585U CN 201720637883 U CN201720637883 U CN 201720637883U CN 207001585 U CN207001585 U CN 207001585U
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- China
- Prior art keywords
- output shaft
- limb
- edger roll
- nut
- deviation switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000009434 installation Methods 0.000 claims description 12
- 239000002689 soil Substances 0.000 claims description 6
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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- Harvesting Machines For Root Crops (AREA)
Abstract
The utility model discloses a kind of deviation switch, the deviation switch includes：Body；Output shaft, the first end of the output shaft are connected with the body, and the end face at the second end of the output shaft is provided with the first screwed hole；Edger roll, the edger roll are set on the output shaft；With the first fixture, first fixture includes the first screw rod and the first nut being located on first screw rod, and first screw flight coordinates in first screwed hole, and first nut is resisted against on the edger roll.Stability Analysis of Structures, safe is had the advantages that according to the deviation switch of the utility model embodiment, can in time, effectively detect whether belt occurs sideslip.
Description
Technical field
It the utility model is related to deviation switch.
Background technology
At present, in order to prevent the belt deviation of belt feeder, deviation switch is set in belt both sides.When belt deviation and with
During the edger roll contact of deviation switch, edger roll rotation, if the running deviation value of belt continues to increase, belt squeeze edger roll shifts.
When the deflection angle of edger roll is more than 10 °, the one-level switch motion of deviation switch, light sideslip alarm signal is exported.
When the deflection angle of edger roll is more than more than 20 °, the secondary switch action of deviation switch, weight sideslip stopping signal is exported.Wherein,
One-level switching signal is used to alarm, to send light sideslip alarm when slight sideslip occurs for belt.After belt recovers normal,
Belt leaves the edger roll of deviation switch, and alarm signal disappears automatically.Secondary switch signal is used to shut down, so as to which weight occurs in belt
When spending sideslip, belt feeder autostop.After failture evacuation, when belt leaves edger roll normal operation, edger roll can automatically reset.
Because part belt often has the phenomenon of slight sideslip, cause the edger roll of deviation switch often together with deviation switch
Rotate.Prolonged rotation and the vibration of belt support frame cause the fixed screw of edger roll to loosen, and then cause edger roll to be opened from sideslip
Come off on the output shaft of pass., can not be timely when slight sideslip occurs for belt after edger roll comes off from the output shaft of deviation switch
Light sideslip alarm signal is sent, can not be shut down in time when severe sideslip occurs for belt, after belt serious wear may be caused
Fruit.
Utility model content
The problem of the purpose of this utility model is to overcome prior art to exist, there is provided deviation switch, the deviation switch
Edger roll will not be split away off from output shaft.
To achieve these goals, the utility model provides a kind of deviation switch, and the deviation switch includes：Body；It is defeated
Shaft, the first end of the output shaft are connected with the body, and the end face at the second end of the output shaft is provided with the first screw thread
Hole；Edger roll, the edger roll are set on the output shaft；With the first fixture, first fixture include the first screw rod and
The first nut being located on first screw rod, first screw flight coordinate in first screwed hole, and described first
Nut is resisted against on the edger roll.
Preferably, on the perisporium of the output shaft formed with multiple first teeth, multiple first teeth are along the output shaft
Circumferentially-spaced setting of turning up the soil, the edger roll has a mounting hole, multiple formed with multiple second teeth on the perisporium of the mounting hole
Circumferentially-spaced turn up the soil setting of second tooth along the mounting hole, plurality of first tooth are nibbled with multiple second teeth
Close.
Preferably, the deviation switch further comprises catch, and the catch is set in first screw rod and/or described
On output shaft, the catch is clamped between first nut and the edger roll.
Preferably, the catch is multiple, one of neighbouring first nut in the two neighboring catch outside
Along between the interior edge of one of remote first nut being located in the two neighboring catch and outer.
Preferably, a diameter of 7 millimeters -9 millimeters of first screwed hole, the depth of first screwed hole for 9 millimeters -
11 millimeters.A diameter of 7 millimeters -9 millimeters of first screw rod, the length of first screw rod is 5 millimeters -13 millimeters.
Preferably, formed with stage portion on the output shaft, the edger roll is clamped in first nut and described
Between rank portion.
Preferably, the edger roll includes：Installation portion, the installation portion include main body and set on the body first
Limb and the second limb, first limb are spaced apart with second limb, wherein between first limb and second limb formed with
Mounting hole, at least a portion of the output shaft coordinate in the mounting hole；And rotating part, the rotating part are rotatably set
On the body.
Preferably, one in first limb and second limb is provided with the second screwed hole, and the deviation switch enters
One step includes the second fixture, and second fixture includes the second screw rod and the second nut being located on second screw rod,
A part for second screw rod passes through another in first limb and second limb and screw thread coordinates described second
In screwed hole, second nut is resisted against described in first limb and second limb on another.
According to deviation switch of the present utility model by setting the first screwed hole on the second end of output shaft, so as to
Using the first fixture coordinated in the first screwed hole come backstop edger roll.Thus, edger roll is clamped in the of the first fixture
Between one nut and original position limiting structure of deviation switch.
That is, the first nut of the first fixture and original position limiting structure of deviation switch are in the axial direction of output shaft
On edger roll is fixed.Because the traffic direction of belt and the axial direction of output shaft are consistent, therefore when sideslip occurs for belt, skin
Axial contrast roller of the band along output shaft applies active force, i.e. edger roll is exported axial active force by edge.
Because edger roll is fixed in the axial direction of output shaft for the first nut of the first fixture, so even sideslip
Impact edger roll, edger roll will not also be split away off belt from output shaft repeatedly, for a long time.Therefore, deviation switch can be in time
Detect that sideslip occurs for belt, and send corresponding alarm signal and close down belt feeder, be effectively prevented from because edger roll comes off and
Cause belt that heavy wear occurs, and then reduce economic loss.
Therefore, Stability Analysis of Structures, safe is had the advantages that according to deviation switch of the present utility model, can in time, have
Detect whether belt occurs sideslip to effect.
Brief description of the drawings
Fig. 1 is the structural representation according to the deviation switch of the utility model embodiment；
Fig. 2 is the structural representation according to the edger roll of the deviation switch of the utility model embodiment.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below
The embodiment described by reference to accompanying drawing is exemplary, it is intended to for explaining the utility model, and it is not intended that to this
The limitation of utility model.
Below with reference to the accompanying drawings deviation switch 10 according to the utility model embodiment is described.As depicted in figs. 1 and 2, root
Include body 110, output shaft 120, the fixture 140 of edger roll 130 and first according to the deviation switch 10 of the utility model embodiment.
The first end of output shaft 120 is connected with body 110, and the end face at the second end of output shaft 120 is provided with the first screw thread
Hole 121.Edger roll 130 is set on output shaft 120.That is, when edger roll 130 is not mounted on output shaft 120, output shaft
120 the second end is the free end of output shaft 120.
First fixture 140 includes the first screw rod 141 and the first nut 142 being located on the first screw rod 141.Wherein,
The screw thread of one screw rod 141 coordinates in the first screwed hole 121, and the first nut 142 is resisted against on edger roll 130.In other words, edger roll 130
It is resisted against on the first nut 142.
The edger roll of existing deviation switch has the first arm and the second arm for being spaced apart and setting, the output axle position of deviation switch
Between first arm and second arm, fixing bolt passes through one in first arm and second arm, and the fixing bolt
It is connected with another in first arm and second arm, to reduce the distance between first arm and second arm.Also
It is to say, first arm and second arm produce elastic deformation, so that first arm and second arm are clamped in the defeated of deviation switch
On shaft, thus using the frictional force between first arm and second arm and output shaft by the edger roll and output shaft of deviation switch
It is fixed together.In other words, edger roll is enclosed on the output shaft of deviation switch as cuff.
Illustrated below so that belt is run from right to left as an example, i.e., belt transports object from right to left.When belt is sent out
During raw sideslip, the edger roll of deviation switch will be by thrust to the left, if belt edge is jagged or damaged, during belt deviation
Thrust of the belt to edger roll to the left can be bigger.After repeat impact, the edger roll that is fixed together originally and deviation switch it is defeated
Loosening occurs in shaft.If without finding in time, edger roll can be fallen down from the output shaft of deviation switch after a period of time.
According to the deviation switch 10 of the utility model embodiment by setting the first spiral shell on the second end of output shaft 120
Pit 121, so as to using coordinating the first fixture 140 in the first screwed hole 121 come backstop edger roll 130.Thus, stand
Roller 130 is clamped between the first nut 142 of the first fixture 140 and original position limiting structure of deviation switch 10 (hereafter
The position limiting structure is described further).
That is, original position limiting structure of the first nut 142 and deviation switch 10 of the first fixture 140 is exporting
Edger roll 130 is fixed in the axial direction of axle 120.Because the traffic direction of belt is axially consistent with output shaft 120, therefore work as
When sideslip occurs for belt, axial contrast roller 130 of the belt along output shaft 120 applies active force, i.e., edger roll 130 is by along output shaft
120 axial active force.
Because edger roll 130 is fixed in the axial direction of output shaft 120 for the first nut 142 of the first fixture 140, because
Even if impact edger roll 130, edger roll 130 will not also be split away off the belt of this sideslip from output shaft 120 repeatedly, for a long time.Cause
This, deviation switch 10 can be timely detected belt and sideslip occurs, and send corresponding alarm signal and close down belt feeder,
It is effectively prevented from causing belt that heavy wear occurs because edger roll 130 comes off, and then reduces economic loss.
Therefore, Stability Analysis of Structures, safe, energy are had the advantages that according to the deviation switch 10 of the utility model embodiment
Enough in time, effectively detect whether belt occurs sideslip.
As depicted in figs. 1 and 2, in some embodiments of the present utility model, deviation switch 10 includes body 110, defeated
Shaft 120, edger roll 130, the fixture 140 of catch 150 and first.For the ease of description, figure 1 illustrates left and right directions (such as Fig. 1
In arrow A shown in), wherein, left and right directions is identical with the axial direction of output shaft 120, i.e., output shaft 120 extends in left-right direction.
The thickness of edger roll 130 in the lateral direction can be equal to the length of output shaft 120.Thus edger roll 130 is clamped in
Between the first nut 142 and body 110 of first fixture 140.Moved right that is, body 110 limits edger roll 130,
The first nut 142 limitation edger roll 130 of first fixture 140 is moved to the left.Now, body 110 forms the original of deviation switch 10
Some position limiting structures.
Can be with addition, the length of output shaft 120 can be more than the thickness of edger roll 130 in the lateral direction, on output shaft 120
Provided with spacing preiection, edger roll 130 is clamped between the first nut 142 of the first fixture 140 and the spacing preiection.Namely
Say, spacing preiection limitation edger roll 130 moves right, and the first nut 142 of the first fixture 140 limits edger roll 130 to moving to left
It is dynamic.Now, the spacing preiection forms original position limiting structure of deviation switch 10.
In an embodiment of the present utility model, formed with stage portion (not shown), edger roll on output shaft 120
130 are clamped between the first nut 142 of the first fixture 140 and the stage portion of output shaft 120.
As shown in Fig. 2 edger roll 130 can include installation portion 131 and rotating part 132, rotating part 132 can rotatably be set
On installation portion 131.Wherein, installation portion 131 is provided with mounting hole 1315, and at least a portion of output shaft 120 is located at mounting hole
In 1315, it is possible thereby to which edger roll 130 is sleeved on output shaft 120.
Advantageously, on the perisporium of output shaft 120 formed with multiple first tooth (not shown)s, multiple first teeth are along defeated
The circumferentially-spaced setting of turning up the soil of shaft 120.On the perisporium of the mounting hole 1315 of edger roll 130 formed with multiple second teeth (in figure not
Show), circumferentially-spaced turn up the soil setting of multiple second teeth along mounting hole 1315.Wherein, multiple first teeth with it is multiple this
Two teeth engage.
In other words, output shaft 120 has outer gear portion, and edger roll 130 has inner gear portion, the outer gear portion and the internal gear
Engage in portion.It thus it can be prevented that edger roll 130 rotates (rotation) around output shaft 120, it is defeated so as to when edger roll 130 rotates (rotation)
Shaft 120 also rotates (rotation) identical angle with edger roll 130, so as to so that deviation switch 10 can delicately, in time
Detect whether belt occurs sideslip.
It is further preferred that each first tooth can be along the axially extending of output shaft 120, each second tooth can also edge
Output shaft 120 it is axially extending.It is possible thereby to further prevent edger roll 130 from being rotated (rotation) around output shaft 120.
In some examples of the present utility model, catch 150 can be set on the first screw rod 141 or output shaft 120, gear
Piece 150 is clamped between the first nut 142 and edger roll 130.In other words, the first nut 142 can be resisted against by catch 150
On edger roll 130.By setting catch 150 between the first nut 142 and edger roll 130, so as to can not only make the first screw rod 141
Active force be more evenly distributed on edger roll 130, and can utilize catch 150 barrier effect further prevent edger roll
130 split away off from output shaft 120.
Advantageously, catch 150 is multiple the outer position of one of neighbouring first nut 142 in two neighboring catch 150
Between the interior edge of one of remote first nut 142 in two neighboring catch 150 and outer.By setting multiple catch
150, so as to further prevent edger roll 130 from being split away off from output shaft 120.
When the left side of installation portion 131 and the end face (left side of output shaft 120) at the second end of output shaft 120 are in left and right
When concordant on direction, a part for the first screw rod 141 coordinates in the first screwed hole 121 through catch 150 and screw thread, i.e. catch
150 are set on the first screw rod 141.
When the left side of installation portion 131 is located at the left side of the end face at the second end of output shaft 120, the first screw rod 141
A part sequentially passes through catch 150 and mounting hole 1315 and screw thread coordinates in the first screwed hole 121, i.e., catch 150 is set in
On first screw rod 141.
When the left side of installation portion 131 is located at the right side of the end face at the second end of output shaft 120, the first screw rod 141
At least a portion coordinates in the first screwed hole 121 through catch 150 and screw thread, and at least a portion of catch 150 is set in defeated
On shaft 120, i.e., catch 150 is set on the first screw rod 141 and/or output shaft 120.
Preferably, a diameter of 7 millimeters -9 millimeters of the first screwed hole 121, the depth of the first screwed hole 121 is 9 millimeter -11
Millimeter, a diameter of 7 millimeters -9 millimeters of the first screw rod 141, the length of the first screw rod 141 is 5 millimeters -13 millimeters.
It is further preferred that a diameter of 8 millimeters of the first screwed hole 121, the depth of the first screwed hole 121 is 10 millimeters, the
A diameter of 8 millimeters of one screw rod 141, the length of the first screw rod 141 is 13 millimeters, and the thickness of catch 150 is 3 millimeters.
As shown in Fig. 2 installation portion 131 includes main body 1311 and the first limb 1312 being located in main body 1311 and the second limb
1313, rotating part 132 is rotatably provided in main body 1311.Wherein, the first limb 1312 and the second limb 1313 are spaced apart to
Opening 1314 is formed between first limb 1312 and the second limb 1313.Formed with mounting hole between first limb 1312 and the second limb 1313
1315, at least a portion of output shaft 120 coordinates in mounting hole 1315.
Preferably, one in the first limb 1312 and the second limb 1313 is provided with the second screwed hole (not shown), runs
Partial switch 10 further comprises the second fixture 160, and the second fixture 160 includes the second screw rod (not shown) and is located at this
The second nut 161 on second screw rod.Wherein, a part for second screw rod is passed through in the first limb 1312 and the second limb 1313
Another and screw thread coordinate in second screwed hole, and the second nut 161 is resisted against in the first limb 1312 and the second limb 1313
On this another.
When a part for second screw rod pass through in the first limb 1312 and the second limb 1313 this another and screw thread coordinate
When in second screwed hole, the second fixture 160 applies active force to the first limb 1312 and the second limb 1313, so as to the first limb
1312 and second limb 1313 clamp output shaft 120, it is possible thereby to further prevent edger roll 130 from being split away off from output shaft 120.
Wherein, the first fixture 140 can be bolt or screw, and the second fixture 160 can also be bolt or screw.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model
System.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or
Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, limited unless otherwise clear and definite.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature is "above" or "below" second feature
Can be that the first and second features directly contact, or the first and second features pass through intermediary mediate contact.Moreover, first is special
Sign second feature " on ", " top " and " above " can be fisrt feature directly over second feature or oblique upper, or only
Represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be with
Be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specific
The description of example " or " some examples " etc. mean to combine the specific features that the embodiment or example describe, structure, material or
Person's feature is contained at least one embodiment or example of the present utility model.In this manual, above-mentioned term is shown
The statement of meaning property is necessarily directed to identical embodiment or example.Moreover, description specific features, structure, material or
Feature can combine in an appropriate manner in any one or more embodiments or example.In addition, in not conflicting feelings
Under condition, those skilled in the art can be by the different embodiments described in this specification or example and different embodiments
Or the feature of example is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-mentioned embodiment party
Formula is exemplary, it is impossible to is interpreted as to limitation of the present utility model, one of ordinary skill in the art is of the present utility model
In the range of above-mentioned embodiment can be changed, change, replace and modification.
Claims (8)
- A kind of 1. deviation switch, it is characterised in that including：Body；Output shaft, the first end of the output shaft are connected with the body, and the end face at the second end of the output shaft is provided with the One screwed hole；Edger roll, the edger roll are set on the output shaft；WithFirst fixture, first fixture includes the first screw rod and the first nut being located on first screw rod, described First screw flight coordinates in first screwed hole, and first nut is resisted against on the edger roll.
- 2. deviation switch according to claim 1, it is characterised in that formed with multiple first on the perisporium of the output shaft Tooth, circumferentially-spaced turn up the soil setting of multiple first teeth along the output shaft, the edger roll have mounting hole, the mounting hole Perisporium on formed with multiple second teeth, circumferentially-spaced turn up the soil setting of multiple second teeth along the mounting hole, wherein more Individual first tooth engages with multiple second teeth.
- 3. deviation switch according to claim 1, it is characterised in that further comprise catch, the catch is set in institute State on the first screw rod and/or the output shaft, the catch is clamped between first nut and the edger roll.
- 4. deviation switch according to claim 3, it is characterised in that the catch is multiple, the two neighboring catch In the outer of one of neighbouring first nut be located at one of remote first nut in the two neighboring catch Between individual interior edge and outer.
- 5. deviation switch according to claim 1, it is characterised in that a diameter of 7 millimeter of -9 milli of first screwed hole Rice, the depth of first screwed hole are 9 millimeters -11 millimeters, a diameter of 7 millimeters -9 millimeters of first screw rod, described the The length of one screw rod is 5 millimeters -13 millimeters.
- 6. deviation switch according to claim 1, it is characterised in that described vertical formed with stage portion on the output shaft Roller is clamped between first nut and the stage portion.
- 7. deviation switch according to claim 1, it is characterised in that the edger roll includes：Installation portion, the installation portion include main body and set the first limb and the second limb on the body, first limb with Second limb is spaced apart, wherein formed with mounting hole between first limb and second limb, the output shaft is at least A part coordinates in the mounting hole；WithRotating part, the rotating part are rotatably provided in the main body.
- 8. deviation switch according to claim 7, it is characterised in that on one in first limb and second limb Provided with the second screwed hole, the deviation switch further comprises the second fixture, second fixture include the second screw rod and The second nut being located on second screw rod, a part for second screw rod are passed through in first limb and second limb Another and screw thread coordinate in second screwed hole, second nut is resisted against first limb and second limb In it is described on another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720637883.6U CN207001585U (en) | 2017-06-02 | 2017-06-02 | Deviation switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720637883.6U CN207001585U (en) | 2017-06-02 | 2017-06-02 | Deviation switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207001585U true CN207001585U (en) | 2018-02-13 |
Family
ID=61446390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720637883.6U Active CN207001585U (en) | 2017-06-02 | 2017-06-02 | Deviation switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207001585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273298A (en) * | 2018-10-08 | 2019-01-25 | 安徽宝龙电器有限公司 | A kind of adjustable multi-faceted deviation switch mounting bracket |
-
2017
- 2017-06-02 CN CN201720637883.6U patent/CN207001585U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109273298A (en) * | 2018-10-08 | 2019-01-25 | 安徽宝龙电器有限公司 | A kind of adjustable multi-faceted deviation switch mounting bracket |
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