CN216548211U - Deviation switch and conveyer belt device - Google Patents
Deviation switch and conveyer belt device Download PDFInfo
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- CN216548211U CN216548211U CN202122794888.9U CN202122794888U CN216548211U CN 216548211 U CN216548211 U CN 216548211U CN 202122794888 U CN202122794888 U CN 202122794888U CN 216548211 U CN216548211 U CN 216548211U
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- 230000000903 blocking effect Effects 0.000 claims description 57
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model relates to the field of detection equipment of belt conveyors and discloses a deviation switch and a conveyor belt device, wherein the deviation switch comprises a rotating shaft, a vertical roller, a swinging part and a distance sensor, and the vertical roller is fixedly connected with the rotating shaft and is used for being pressed to incline and driving the rotating shaft to rotate; the swinging part is arranged on the rotating shaft in a protruding manner along the radial direction of the rotating shaft so as to swing along with the rotation of the rotating shaft; the distance sensor is positioned on one side of the rotating shaft in the radial direction and used for detecting the distance between the rotating shaft and the swinging part and generating distance data. According to the utility model, the rotating shaft is provided with the swinging part which swings along with the rotation of the rotating shaft, and the distance sensor is arranged for detecting the real-time distance between the rotating shaft and the swinging part, so that the real-time swinging angle of the swinging part can be reflected, and the real-time deflection angle of the vertical roll can be further reflected.
Description
Technical Field
The utility model relates to the field of detection equipment of belt conveyors, in particular to a deviation switch and a conveyor belt device.
Background
The deviation switch is a product for detecting the deviation of the conveying belt of the belt conveyor, and is a safety protection device for automatically alarming and stopping the conveying belt under the condition of deviation.
The existing deviation switch is characterized in that two sets of contacts are arranged on a rotating shaft for mounting a vertical roller, when a deviation occurs in the operation of a conveying belt, the conveying belt touches the vertical roller and deflects the vertical roller, when a first set of contacts are triggered by the deflection angle of the vertical roller, a deviation switch sends an alarm signal, when the deviation of the conveying belt is serious and reaches an angle triggering a second set of contacts, the deviation switch sends a stop signal, and the automatic stop of the deviation fault of the conveying belt is realized. Therefore, the deviation switch in the prior art can only send an alarm signal and a stop signal, so that the production accident is avoided, but the deviation switch cannot detect the real-time deviation angle of the vertical roller, so that the real-time deviation condition of the conveying belt is obtained, and the real-time deviation condition of the conveying belt is obtained, so that the real-time deviation condition of the conveying belt has important significance for setting a targeted measure to adjust the conveying belt in real time, obtaining the deviation rule of the conveying belt and analyzing equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem that a deviation switch in the prior art cannot detect the real-time deviation angle of a vertical roller so as to obtain the real-time deviation condition of a conveying belt, and provides the deviation switch and the conveying belt device.
In order to achieve the above object, one aspect of the present invention provides a deviation switch, including:
a rotating shaft;
the vertical roll is fixedly connected with the rotating shaft and extends along the radial direction of the rotating shaft, and the vertical roll is used for being pressed to incline and driving the rotating shaft to rotate;
a swing portion protrudingly provided on the rotation shaft in a radial direction of the rotation shaft to swing with rotation of the rotation shaft; and
and the distance sensor is positioned on one side of the rotating shaft in the radial direction and used for detecting the distance between the rotating shaft and the swinging part and generating distance data.
Preferably, the deviation switch further comprises a blocking portion, the blocking portion is located in the swinging direction of the swinging portion, and the blocking portion is used for blocking the swinging portion so as to limit the swinging portion and the maximum rotating angle of the vertical roll.
Preferably, the swing portion is provided with a first contact;
the blocking part is provided with a second contact which is positioned in the moving direction of the first contact;
the deviation switch also comprises a trigger module, wherein the trigger module is connected with the first contact and/or the second contact and is used for sending a stop signal when the first contact is contacted with the second contact.
Preferably, the first contact is an insulating projection provided on the swinging portion;
the blocking portion includes:
two blocking part bodies for blocking the swing part; and
two conductive spring pieces which are respectively arranged on the two blocking part bodies,
the two conductive elastic sheets are connected in an abutting mode to form the second contact;
the trigger module is connected with the two conductive elastic sheets in series so as to enable the insulating protruding part to be abutted against the conductive elastic sheets and enable the two conductive elastic sheets to send out a stop signal when the two conductive elastic sheets are separated from being abutted against each other.
Preferably, the two blocking part bodies are arranged at intervals along the axial direction of the rotating shaft, the blocking part body is a rod body, and an insulating part is arranged at one end of the blocking part body, which is different from the end where the conductive elastic sheet is arranged;
the conductive elastic pieces are strip-shaped sheet structures arranged along the axial direction of the rotating shaft, and the two conductive elastic pieces are connected between the two blocking part bodies in a lap joint mode.
Preferably, the swinging portion is a rectangular frame structure disposed at the shaft end of the rotating shaft.
Preferably, the deviation switch further comprises:
the shell is provided with an accommodating space for accommodating the swinging part and the distance sensor and an installation hole for installing the rotating shaft, one end of the rotating shaft extends into the accommodating space through the installation hole to be connected with the swinging part, and the other end of the rotating shaft is connected with the vertical roll outside the accommodating space; and
and the elastic piece is connected with the swinging part and the shell and is used for providing a force for driving the swinging part and the vertical roll to reset.
Preferably, the elastic part comprises a spring sleeved on the periphery of the rotating shaft, one end of the spring is connected with the shell, and the other end of the spring is connected with the swinging part.
The utility model also provides a conveyer belt device which comprises the deviation switch.
Preferably, the conveyor belt device further comprises:
a conveyor belt body; and
the support body, the conveyer belt body with the off tracking switch sets up on the support body, just conveyer belt body width direction's edge with the edger roll butt to make the edger roll receive take place to incline when the pressure of conveyer belt body.
According to the technical scheme, the rotating shaft is provided with the swinging part which swings along with the rotation of the rotating shaft, and the distance sensor is arranged for detecting the distance between the rotating shaft and the swinging part, so that when the vertical roller is used and is pressed by the conveying belt body to generate pressure, the vertical roller is pressed to generate inclined deflection and drive the rotating shaft to rotate, the swinging part is driven to swing, and the distance sensor can reflect the real-time swinging angle of the swinging part and further reflect the real-time deflection angle of the vertical roller by measuring the real-time distance between the swinging part and the vertical roller; the position of the conveyer belt body is adjusted in real time by further setting up targeted measures, and the deviation rule of the conveyer belt body is acquired for equipment analysis.
Drawings
FIG. 1 is a front cross-sectional view of one embodiment of a yaw switch of the present invention;
FIG. 2 is a side cross-sectional view of the yaw switch of FIG. 1;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
fig. 4 is a schematic structural view of an embodiment of the conveyor belt device of the present invention.
Description of the reference numerals
1. A rotating shaft; 2. vertical rolls; 3. a swing portion; 4. a distance sensor; 5. a blocking portion; 6. an insulating projection; 7. a barrier body; 8. a conductive spring plate; 9. a housing; 10. an elastic member; 11. the conveyer belt body.
Detailed Description
The following detailed description of embodiments of the utility model refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
The utility model provides a deviation switch which comprises a rotating shaft 1, a vertical roller 2, a swinging part 3 and a distance sensor 4, wherein the vertical roller 2 is fixedly connected with the rotating shaft 1 and extends along the radial direction of the rotating shaft 1, and the vertical roller 2 is used for being pressed to incline and driving the rotating shaft 1 to rotate; the swinging part 3 is protrudingly arranged on the rotating shaft 1 along the radial direction of the rotating shaft 1 so as to swing along with the rotation of the rotating shaft 1; the distance sensor 4 is located on one side of the rotating shaft 1 in the radial direction, and is configured to detect a distance between the rotating shaft and the swinging portion 3 and generate distance data.
Through the technical scheme, set up in pivot 1 and rotate and carry out wobbling swing portion 3 along with it, and set up distance sensor 4 and be used for detecting its and swing portion 3 between the distance, thereby when using, when edger roll 2 receives the pressure that 11 off tracking of conveyer belt bodies and produce, edger roll 2 pressurized production slope deflects, and drive pivot 1 and rotate, thereby drive swing portion 3 swing, distance sensor 4 is through the real-time distance who records swing portion 3 rather than, thereby can reflect the real-time swing angle of swing portion 3, and then reflect the real-time deflection angle of edger roll 2, so that further set up the position of pertinence measure with real-time regulation conveyer belt body 11, and acquire 11 off tracking rules of conveyer belt body and carry out equipment analysis.
In the present invention, the arrangement positions of the swing portion 3 and the distance sensor 4 are not specifically limited, and preferably, in the embodiment shown in fig. 1, when the deviation switch is in a natural state, that is, when the vertical roll 2 is not stressed and is in a vertical state, the swing portion 3 is obliquely arranged toward the side where the distance sensor 4 is located, so as to shorten the distance between the swing portion 3 and the distance sensor 4, and further improve the accuracy of the distance sensor 4 in acquiring data. Of course, in another embodiment, when the deviation switch is in the natural state, the swing portion 3 may be projected in a vertically downward direction, that is, the swing portion 3 may be parallel to the vertical roll 2, and the swing portion 3 may be inclined to a side different from the side where the distance sensor 4 is provided.
The connection mode of the rotating shaft 1 and the vertical roller 2 is not limited in the present invention, and preferably, as in the embodiment shown in fig. 1 and fig. 2, one end of the rotating shaft 1 is provided with a bracket arranged along the radial direction thereof, and the vertical roller 2 is arranged on the bracket. Of course, in other embodiments, the vertical rolls 2 may be directly connected to the rotating shaft 1.
The position of the swing portion 3 is not particularly limited in the present invention, and it is preferable that the swing portion 3 is provided at the end of the rotating shaft 1 opposite to the end connected to the vertical roll 2, as in the embodiment shown in fig. 2. Of course, in other embodiments, the swing portion 3 may be provided on the outer peripheral wall of the rotation shaft 1.
Further, in order to avoid the conveying belt body 11 from running seriously during the operation process and causing damage to the conveying equipment, the deviation switch of the present invention further includes a blocking portion 5, as shown in the embodiment shown in fig. 1, the blocking portion 5 is located in the swinging direction of the swinging portion 3, and the blocking portion 5 is used for blocking the swinging portion 3 to limit the maximum rotation angle of the swinging portion 3 and the vertical roller 2, so as to further play a role of limiting the limit deviation position of the conveying belt body 11. Of course, in other embodiments, the stopper 5 may not be provided, that is, the stopper may not have a function of limiting the maximum rotation angle of the vertical roll 2.
Further, in order to avoid that the conveying belt body 11 is still in a working state and continuously presses the vertical roller 2 to cause damage to the conveying device and the deviation switch after the blocking part 5 is abutted to the swinging part 3, the swinging part 3 is provided with a first contact; the blocking part 5 is provided with a second contact which is positioned in the moving direction of the first contact; the deviation switch also comprises a trigger module, wherein the trigger module is connected with the first contact and/or the second contact and is used for sending a stop signal when the first contact is contacted with the second contact, when the deviation switch is used, when the conveying belt body 11 reaches a limit deviation position, the vertical roller 2 is pressed to rotate to the maximum inclination angle, the blocking part 5 abuts against the blocking swinging part 3 to further rotate, meanwhile, the first contact is contacted with the second contact, and the trigger module sends the stop signal, so that the conveying equipment is stopped, the conveying belt body 11 stops operating, and the conveying equipment and the deviation switch are prevented from being damaged. Of course, in other embodiments, the first contact, the second contact and the trigger module may not be provided, that is, the function of sending the shutdown signal may not be provided.
The present invention is not limited to the specific structure of the first contact and the second contact, but preferably, as shown in the embodiment shown in fig. 2 and 3, the first contact is an insulating protrusion 6 provided on the swinging portion 3, preferably a ball, and of course, in other embodiments, the insulating protrusion 6 may have a structure such as a cube or a polyhedron; the blocking part 5 comprises two blocking part bodies 7 and two conductive elastic sheets 8, the blocking part bodies 7 are used for blocking the swinging part 3, preferably rod pieces, the two blocking part bodies 7 are arranged at intervals along the axial direction of the rotating shaft 1, the two conductive elastic sheets 8 are respectively arranged on the two blocking part bodies 7, and the two conductive elastic sheets 8 are connected in an abutting mode to form the second contact; the trigger module is connected in series with the conductive elastic sheet 8 to enable the insulating protrusion 6 to abut against the conductive elastic sheet 8, so that a stop signal is sent when the two conductive elastic sheets 8 are separated from abutting, as shown in fig. 1 to 3, at this time, the vertical roller 2 is in a natural state, that is, in fig. 1, an included angle is formed between the swing portion 3 and the blocking portion 5, and therefore, in a side view angle of the state, that is, in fig. 2 and 3, a gap is formed between the swing portion 3 and the blocking portion 5, which is caused by the fact that the two are not in the abutting state. When the vertical roller 2 is pressed to rotate and drives the swinging part 3 to rotate to the limit position, the swinging part 3 is abutted with the blocking part body 7, at the moment, the blocking part body 7 plays a role in blocking the swinging part 3, and because the insulating bulge part 6 is bulged for a certain distance compared with the swinging part 3, when the swinging part 3 is abutted with the blocking part body 7, the insulating bulge part 6 is positioned between the two blocking part bodies 7 and pushes the two conductive elastic sheets 8 to be separated from abutting, namely, the insulating bulge part 6 is positioned between the two conductive elastic sheets 8, and because the triggering module is connected with the two conductive elastic sheets 8 in series through current, when the insulating bulge part 6 is positioned between the two conductive elastic sheets 8, a circuit is changed into an open circuit state, and the triggering module senses the open circuit and then sends a stop signal; when the deviation problem of the conveying belt body 11 is solved, when the vertical roller 2 is rotated and reset to a natural state, the insulating protrusion 6 is reset along with the vertical roller, the two conductive elastic sheets 8 restore the abutting state under the action of self elasticity, in the embodiment, preferably, the conductive elastic sheets 8 are strip-shaped sheet structures arranged along the axial direction of the rotating shaft 1, the abutting connection of the two conductive elastic sheets 8 is preferably end lap joint, meanwhile, in order to avoid the situation that the current of the conductive elastic sheets 8 is conducted along with the blocking part body 7, for example, conducted to the shell 9 to cause electric shock of users, an insulating part is arranged at one end of the blocking part body 7, which is different from the end connected with the conductive elastic sheets 8, the insulating part is a section of the blocking part body 7 made of insulating materials, or a section of the blocking part body 7 wrapped by the insulating materials, in the embodiment, the triggering module is connected with the second contact, of course, in other embodiments, the trigger module can also be connected with a first contact and a second contact at the same time, for example, the first contact is a conductor arranged on the swinging part 3, the second contact is another conductor arranged on the blocking part body 7, when the swinging part 3 abuts against the blocking part body 7, the first contact and the second contact also abut against at the same time, at this moment, the first contact, the second contact and the trigger module form a communicated serial circuit, the trigger module sends out a stop signal, when the first contact and the second contact are separated, the circuit is disconnected, and the trigger module stops sending out the stop signal; of course, in other embodiments, the trigger module may be connected to the first contact, for example, the first contact may use two conductive elastic pieces 8, and the second contact may use the insulating protrusion 6.
The specific structure of the swinging portion 3 is not limited in the present invention, and preferably, as shown in the embodiment shown in fig. 3, the swinging portion 3 is a rectangular frame-shaped structure, and the length of the swinging portion extending along the axial direction of the rotating shaft 1 is not shorter than the distance between the two blocking portion main bodies 7, so that the blocking portion main body 7 can block the swinging portion 3. Of course, in other embodiments, the swinging portion 3 may also be a plate-shaped structure, or a rod body, or a protrusion structure on the rotating shaft 1.
Further, in order to enable the vertical roll 2 to automatically reset after being tilted and when the pressure is removed, the deviation switch of the utility model further comprises a housing 9 and an elastic member 10, as shown in the embodiment shown in fig. 1 and 2, the housing 9 is provided with a receiving space for receiving the swinging portion 3 and the distance sensor 4, and a mounting hole for mounting the rotating shaft 1, one end of the rotating shaft 1 extends into the receiving space through the mounting hole to be connected with the swinging portion 3, the other end of the rotating shaft 1 is connected with the vertical roll 2 outside the receiving space, a blocking portion 5 is also arranged in the receiving space through the mounting frame, and the elastic member 10 is connected with the swinging portion 3 and the housing 9 and is used for providing a force for driving the swinging portion 3 and the vertical roll 2 to reset. Of course, in other embodiments, the housing 9 and the elastic member 10 may not be provided, or the housing 9 may be provided without the elastic member 10.
The arrangement structure of the elastic member 10 is not particularly limited in the present invention, and preferably, as shown in the embodiment shown in fig. 2, the elastic member 10 includes a spring sleeved on the periphery of the rotating shaft 1, one end of the spring is connected to the housing 9, and the other end of the spring is connected to the swinging portion 3. Of course, in other embodiments, the elastic element 10 may be directly disposed in the accommodating space and connect the swinging portion 3 and the housing 9 to provide a force for driving the swinging portion 3 and the vertical roller 2 to move in a returning manner, and in this case, the elastic element 10 may be a spring or a connecting element made of an elastic material, such as an elastic cord.
In another aspect of the present invention, as shown in fig. 4, the conveyor belt device includes the above-mentioned deviation switch, a conveyor belt body 11, and a frame body, wherein the conveyor belt body 11 and the deviation switch are disposed on the frame body, and an edge of the conveyor belt body 11 in the width direction abuts against the vertical roller 2, so that the vertical roller 2 is inclined when being pressed by the conveyor belt body 11.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the utility model, numerous simple modifications can be made to the technical solution of the utility model, including combinations of the specific features in any suitable way, and the utility model will not be further described in relation to the various possible combinations in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.
Claims (10)
1. A deviation switch, comprising:
a rotating shaft (1);
the vertical roll (2) is fixedly connected with the rotating shaft (1) and extends along the radial direction of the rotating shaft (1), and the vertical roll (2) is used for being pressed to incline and driving the rotating shaft (1) to rotate;
a swing portion (3), the swing portion (3) being provided on the rotating shaft (1) so as to project in a radial direction of the rotating shaft (1) to swing with rotation of the rotating shaft (1); and
the distance sensor (4) is located on one side of the rotating shaft (1) in the radial direction and used for detecting the distance between the distance sensor (4) and the swinging portion (3) and generating distance data.
2. The deviation switch according to claim 1, further comprising a blocking part (5), wherein the blocking part (5) is located in the swinging direction of the swinging part (3), and the blocking part (5) is used for blocking the swinging part (3) so as to limit the maximum rotating angle of the swinging part (3) and the vertical roll (2).
3. The deviation switch according to claim 2, wherein the swinging part (3) is provided with a first contact point, and the blocking part (5) is provided with a second contact point, and the second contact point is positioned in the moving direction of the first contact point;
the deviation switch also comprises a trigger module, wherein the trigger module is connected with the first contact and/or the second contact and is used for sending a stop signal when the first contact is contacted with the second contact.
4. The deviation switch according to claim 3, wherein the first contact is an insulating projection (6) provided on the swinging part (3);
the blocking portion (5) includes:
two blocking part bodies (7), the blocking part bodies (7) being used to block the swinging part (3); and
the two conductive elastic sheets (8) are respectively arranged on the two blocking part bodies (7), and the two conductive elastic sheets (8) are connected in an abutting mode to form the second contact;
the trigger module is connected with the two conductive elastic sheets (8) in series to send a stop signal when the insulating protruding part (6) abuts against the conductive elastic sheets (8) to enable the two conductive elastic sheets (8) to be separated from abutting.
5. The deviation switch according to claim 4, wherein the two blocking part bodies (7) are arranged at intervals along the axial direction of the rotating shaft (1), the blocking part bodies (7) are rod bodies, and an insulating part is arranged at one end of each blocking part body (7) different from the end where the conductive elastic sheet (8) is arranged;
the conductive elastic pieces (8) are strip-shaped sheet structures arranged along the axial direction of the rotating shaft (1), and the two conductive elastic pieces (8) are connected between the two blocking part bodies (7) in an overlapping mode.
6. The deviation switch according to claim 4, wherein the swinging part (3) is a rectangular frame structure arranged at the shaft end of the rotating shaft (1).
7. The yaw switch of any one of claims 1-6, further comprising:
the outer shell (9) is provided with an accommodating space for accommodating the swinging part (3) and the distance sensor (4) and an installing hole for installing the rotating shaft (1), one end of the rotating shaft (1) extends into the accommodating space through the installing hole to be connected with the swinging part (3), and the other end of the rotating shaft (1) is connected with the vertical roll (2) outside the accommodating space; and
the elastic piece (10) is connected with the swinging part (3) and the shell (9) and used for providing force for driving the swinging part (3) and the vertical roller (2) to reset.
8. The deviation switch according to claim 7, wherein the elastic member (10) comprises a spring sleeved on the periphery of the rotating shaft (1), one end of the spring is connected with the housing (9), and the other end of the spring is connected with the swinging part (3).
9. A conveyor belt device, comprising the deviation switch of any one of claims 1 to 8.
10. The conveyor belt device of claim 9, further comprising:
a conveyor belt body (11); and
the support body, conveyer belt body (11) with the off tracking switch sets up on the support body, just conveyer belt body (11) width direction's edge with edger roll (2) butt to make edger roll (2) receive the slope takes place during the pressure of conveyer belt body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122794888.9U CN216548211U (en) | 2021-11-15 | 2021-11-15 | Deviation switch and conveyer belt device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122794888.9U CN216548211U (en) | 2021-11-15 | 2021-11-15 | Deviation switch and conveyer belt device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216548211U true CN216548211U (en) | 2022-05-17 |
Family
ID=81573915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122794888.9U Active CN216548211U (en) | 2021-11-15 | 2021-11-15 | Deviation switch and conveyer belt device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216548211U (en) |
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2021
- 2021-11-15 CN CN202122794888.9U patent/CN216548211U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Deviation switch and conveyor belt device Granted publication date: 20220517 Pledgee: Hengshui Bank Co.,Ltd. Pledgor: Hebei Guangxing Semiconductor Technology Co.,Ltd.|Beijing Yuanda Xinda Technology Co.,Ltd. Registration number: Y2024980031995 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |