CN217995768U - Elevating conveyor tail sprocket shaft temperature detection alarm device - Google Patents
Elevating conveyor tail sprocket shaft temperature detection alarm device Download PDFInfo
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- CN217995768U CN217995768U CN202222241747.9U CN202222241747U CN217995768U CN 217995768 U CN217995768 U CN 217995768U CN 202222241747 U CN202222241747 U CN 202222241747U CN 217995768 U CN217995768 U CN 217995768U
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- temperature
- temperature sensor
- lubricating oil
- sprocket shaft
- end plate
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Abstract
A temperature sensor is arranged on a closed box body shaft of a bearing seat at one end of a chain wheel shaft and on a closed end plate on the outer end face of the closed box body shaft, the temperature sensor is communicated with a lubricating oil cavity to sense the temperature of lubricating oil, and a signal line of the temperature sensor is connected with a temperature display alarm controller. The device solves the problems that a plurality of mechanical devices and a narrow space with a poor visual environment are required for measurement personnel to measure the temperature accurately, and the safety threat to the operation personnel is caused by the difficulty of manual operation; the measuring point is different when different personnel measure the temperature, and there is the problem of error in measured temperature, simultaneously, the utility model discloses the corollary equipment that the device used is with material simple, and material cost and design installation cost are low, operate steadily reliably, and application market is huge, and the prospect is wide.
Description
Technical Field
The utility model belongs to the technical field of coal mining, in particular to elevating conveyor tail sprocket shaft temperature detection alarm device.
Background
When the scraper conveyor of the fully mechanized mining face of a coal mine works for a long time, the temperature of the chain wheel shaft at the tail of the reversed loader can rise, at present, the chain wheel shaft at the tail of the reversed loader does not realize automatic temperature monitoring, and the existing temperature monitoring means mainly adopts a temperature measuring instrument held by a person to measure the temperature of the outer surface of the chain wheel shaft, even does not have the measuring procedure. The handheld temperature measuring instrument needs to be close to a temperature measuring part for measuring the temperature, and the accuracy of the temperature is directly influenced due to different temperature measuring distances. The survey crew need get into narrow and small space for accurate temperature measurement and measure, because manual operation is difficult, constitutes the security threat to operating personnel, and different personnel measure the point difference when measuring the temperature, and there is the error in measured temperature.
Disclosure of Invention
In order to solve the above problem, the technical scheme of the utility model is that: the utility model provides a elevating conveyor tail sprocket shaft temperature detection alarm device, including elevating conveyor tail sprocket shaft, the sprocket shaft is supported fixedly by both ends side bearing, the bearing is fixed in the bearing frame, the epaxial sprocket that has of sprocket, sprocket shaft one end is connected with drive gear, sprocket shaft other end bearing frame is a closed box, the outer terminal surface of closed box axial is provided with closed end plate, be provided with lubricating oil chamber in the closed box between the closed end plate and the sprocket shaft other end, lubricating oil chamber is used for providing lubricating oil for the rotation of elevating conveyor tail sprocket shaft, wherein: the closed end plate is provided with a temperature sensor through a fixing mechanism, the temperature sensor is communicated with the lubricating oil cavity to sense the temperature of the lubricating oil, and a signal wire of the temperature sensor is connected with a temperature display alarm controller.
Further, fixed establishment includes a flange cover set up the through-hole on the closed end plate, the flange cover pastes and seals up on the closed end plate the through-hole, flange cover center department is provided with the temperature sensor mounting hole, the temperature sensor mounting hole with the lubricating oil chamber link up, temperature sensor is the cylinder temperature sensor who forms with the encapsulation of temperature sensing device in the cylinder metal body, and a sealing sleeve entangles cylinder temperature sensor and seals and fix in the temperature sensor mounting hole.
Furthermore, a groove is formed in the sealing sleeve in a surrounding mode, an O-shaped sealing ring is arranged in the groove, and the cylinder temperature sensor is sleeved with the O-shaped sealing ring.
Furthermore, the cylindrical metal body is fixedly connected with the sealing sleeve through a shaft pin.
Further, the flange cover plate and the closed end plate 6 are fixedly connected through 6M 16 bolts.
The utility model has the advantages that: the end face of a closed box body of a bearing seat at one end of a chain wheel shaft at the tail of the reversed loader is provided with a flange cover plate, and a temperature sensor is additionally arranged on the flange cover plate to monitor the temperature of the chain wheel shaft, so that the continuous real-time temperature monitoring of the temperature of the chain wheel shaft is realized, the running state of the chain wheel shaft can be truly reflected, the problems that measuring personnel need to enter a narrow space with more mechanical equipment and poor visual environment for accurate temperature measurement to measure are solved, and the safety threat to the operating personnel is caused by the difficulty in manual operation; different personnel measured point is different when measuring the temperature, and there is the problem of error in the measured temperature, simultaneously, the utility model discloses the corollary equipment that the device used is simple with the material, and material cost and design installation cost are low, and it is reliable to operate steadily, and application market is huge, and the prospect is wide.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the cover plate and sprocket mounting structure of the present invention;
FIG. 3 is a schematic view of the installation structure of the sleeve and the temperature sensor of the present invention;
fig. 4 is a schematic view of the installation structure of the shaft pin, the sleeve and the temperature sensor of the present invention.
Detailed Description
Example 1: as shown in fig. 1 to 4, a temperature detection alarm device for a chain wheel shaft at the tail of a reversed loader comprises a chain wheel shaft 1 at the tail of the reversed loader, wherein the chain wheel shaft 1 is supported and fixed by bearings 2 at two ends, the bearings 2 are fixed in bearing seats, a chain wheel 3 is arranged on the chain wheel shaft 1, one end of the chain wheel shaft 1 is connected with a driving gear 4 driven by a reversed loader motor, the bearing seat at the other end of the chain wheel shaft is a closed box body 5, a closed end plate 6 is arranged on the outer end surface in the axial direction of the closed box body 5, a lubricating oil cavity 7 is arranged between the closed end plate 6 and the other end of the chain wheel shaft 1 and the bearings 2 in the closed box body 5, lubricating oil is filled in the lubricating oil cavity 7, as shown in fig. 1, an oil conveying hole 101 is arranged in the axial direction of the chain wheel shaft at the tail of the reversed loader, A plurality of radial through holes 102 are axially arranged at intervals on the tail sprocket shaft 1, the radial through holes 102 are communicated with the oil conveying hole 101, the radial through holes are also respectively communicated with the bearing 2, lubricating oil flows to the bearing 2 through the oil conveying hole 101 and the radial through holes 102 to provide lubrication for the rotation of the tail sprocket shaft 1, meanwhile, the cooling effect is also achieved, a temperature sensor 8 is arranged on the closed end plate 6 through a fixing mechanism, the temperature sensor 8 is a cylindrical temperature sensor formed by packaging a temperature sensing device (thermocouple) in a cylindrical metal body, the temperature sensor 8 is communicated with the lubricating oil cavity 7 to sense the temperature of the lubricating oil, and a signal line of the temperature sensor 8 is connected with a temperature display alarm controller 9.
Example 2: on embodiment 1's basis, as shown in fig. 1, fig. 2, fixed establishment includes a flange apron 10 set up the through-hole on the closed end plate 6, flange apron 10 pastes the shutoff on the closed end plate and blocks up the through-hole, flange apron 10 center department is provided with temperature sensor mounting hole 11, the temperature sensor mounting hole with lubricating oil chamber 7 link up, and cylinder temperature sensor is sealed to be fixed in temperature sensor mounting hole 11 is lived to a sealing sleeve 12 cover, and sealed purpose prevents that coal dust etc. from getting into lubricating oil chamber, secondly avoids lubricating oil in the lubricating oil chamber to leak, influences temperature measurement's accuracy and sprocket shaft's normal work.
Example 3: on the basis of the above embodiment, as shown in fig. 2 and 3, a groove 13 is circumferentially arranged on the inner circular side wall of the sealing sleeve 11, an "O" shaped sealing ring is arranged in the groove, and the "O" shaped sealing ring covers the cylindrical temperature sensor, so that coal dust and the like are prevented from entering the lubricating oil cavity 7, and meanwhile, the lubricating oil in the lubricating oil cavity is prevented from leaking.
Example 4: on the basis of the above embodiment, as shown in fig. 1 to 4, the cylindrical metal body is connected and fixed with the sealing sleeve 12 through the shaft pin 14, and the sensor can be adjusted and replaced more conveniently by using the shaft pin.
Example 5: in addition to the above embodiments, as shown in fig. 1, 2, and 4, in order to achieve a more secure installation, the blind flange 10 and the closed end plate 6 are fixed by 6M 16 bolts 15.
Claims (5)
1. The utility model provides a elevating conveyor tail sprocket shaft temperature detection alarm device, includes elevating conveyor tail sprocket shaft, the sprocket shaft is supported fixedly by both ends side bearing, the bearing is fixed in the bearing frame, the last sprocket that has of sprocket shaft, sprocket shaft one end is connected with drive gear, sprocket shaft other end bearing frame is a closed box, closed box axial outer terminal surface is provided with closed end plate, be provided with lubricating oil chamber in the closed box between closed end plate and the sprocket shaft other end, lubricating oil chamber is used for providing lubricating oil for the rotation of elevating conveyor tail sprocket shaft, a serial communication port, temperature sensor is provided with temperature sensor through fixed establishment on the closed end plate, temperature sensor and lubricating oil chamber intercommunication response lubricating oil temperature, a temperature display alarm control ware is connected to temperature sensor's signal line.
2. The device as claimed in claim 1, wherein the fixing mechanism comprises a flange plate, the closed end plate is provided with a through hole, the flange plate is attached to the closed end plate to block the through hole, a temperature sensor mounting hole is formed in the center of the flange plate, the temperature sensor mounting hole is communicated with the lubricating oil cavity, the temperature sensor is a cylinder temperature sensor formed by packaging a temperature sensing device in a cylinder metal body, and a sealing sleeve is sleeved on the cylinder temperature sensor and is fixed in the temperature sensor mounting hole in a sealing manner.
3. The elevating conveyor tail sprocket shaft temperature detection alarm device according to claim 2, wherein a groove is circumferentially arranged on the inner circular side wall of the sealing sleeve, an "O" shaped sealing ring is arranged in the groove, and the cylindrical temperature sensor is sleeved by the "O" shaped sealing ring.
4. The device for detecting and alarming temperature of the chain wheel shaft at the tail of the reversed loader according to claim 2, wherein the cylindrical metal body is fixedly connected with the sealing sleeve through a shaft pin.
5. The device for detecting and alarming the temperature of the chain wheel shaft at the tail of the reversed loader as claimed in claim 2, wherein the flange cover plate and the closed end plate are fixedly connected through 6M 16 bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222241747.9U CN217995768U (en) | 2022-08-25 | 2022-08-25 | Elevating conveyor tail sprocket shaft temperature detection alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222241747.9U CN217995768U (en) | 2022-08-25 | 2022-08-25 | Elevating conveyor tail sprocket shaft temperature detection alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217995768U true CN217995768U (en) | 2022-12-09 |
Family
ID=84326647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222241747.9U Active CN217995768U (en) | 2022-08-25 | 2022-08-25 | Elevating conveyor tail sprocket shaft temperature detection alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217995768U (en) |
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2022
- 2022-08-25 CN CN202222241747.9U patent/CN217995768U/en active Active
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