CN210375442U - Novel bearing temperature sensor - Google Patents
Novel bearing temperature sensor Download PDFInfo
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- CN210375442U CN210375442U CN201921209425.8U CN201921209425U CN210375442U CN 210375442 U CN210375442 U CN 210375442U CN 201921209425 U CN201921209425 U CN 201921209425U CN 210375442 U CN210375442 U CN 210375442U
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- bevel gear
- temperature sensor
- air pressure
- transmission
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Abstract
The utility model discloses a novel bearing temperature sensor, the structure of which comprises a metal plug, a branch line, a transmission wire, a junction box, a nut and a screw rod, the outer wall attaching mechanism is arranged outside the screw rod, a first bevel gear is driven to rotate by rotating a rotary button, the limiting and guiding are carried out by a guide piece, a second bevel gear meshed with the first bevel gear starts to rotate, a rotary disc is driven to rotate by the transmission of a transmission belt, a fixed round block is driven to do circular motion on the rotary disc, at the moment, a movable frame starts to vertically move upwards, a piston rod is driven to move upwards, a certain sealing performance is achieved by a sealing gasket, at the moment, the piston piece moves inside an air pressure chamber, the air pressure inside the air pressure chamber is changed, the air pressure inside the adsorption disc is drawn out through a communication hole, at the moment, the adsorption disc is tightly adsorbed with the outer surface of a bearing seat, the condition that the detection head shakes or even falls off is reduced, so that the detected data are more accurate.
Description
Technical Field
The utility model relates to a temperature sensor technical field, concretely relates to novel bearing temperature sensor.
Background
The bearing is important industry original paper, need bearing temperature sensor's help to its protection, if do not have bearing sensor to the measurement of temperature, people can't accurately judge whether the bearing temperature is too high, and too high temperature all has the injury to bearing and people, but current bearing temperature sensor detects the head comparatively tiny, in the in-process that detects bearing temperature, detect the head at the in-process that detects, because the high-speed operation of bearing produces certain vibrations, lead to detecting head to take place to shake the condition that drops even in the testing process, the temperature numerical value that causes the detection has certain error.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome prior art not enough, present a novel bearing temperature sensor, it is comparatively tiny to have solved current bearing temperature sensor detection head, carries out the in-process that detects to the bearing temperature, detects the head at the in-process that detects, because the high-speed operation of bearing produces certain vibrations, leads to detecting head to take place to shake the condition that drops even in the testing process, causes the temperature value who detects to have the problem of certain error.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a novel bearing temperature sensor, which comprises a metal plug, a branch line, a transmission wire, a junction box, a nut, a screw rod, an outer wall laminating mechanism, a connecting cylinder, a spring, a detection head, a transfer port, a thermistor and a connecting wire, wherein the metal plug is fixed with the branch line through electric welding, the outer wall laminating mechanism is in threaded connection with the screw rod, the outer wall laminating mechanism is positioned under the nut, the outer wall laminating mechanism comprises a spiral protective shell, a rotating button, a rotating rod, a guide sheet, a first bevel gear, a second bevel gear, a transmission belt and a bearing seat adsorption mechanism, the spiral protective shell is in threaded connection with the screw rod, the rotating button is arranged on the outer surface of the spiral protective shell, the rotating button is welded with the head end of the rotating rod, the rotating rod penetrates through the inside of the spiral protective shell, the rotating rod is provided with the guide sheet, the tail, the first bevel gear is meshed with the second bevel gear, the second bevel gear is in transmission connection with the bearing seat adsorption mechanism through a transmission belt, and the lower end of the bearing seat adsorption mechanism penetrates through the bottom end inside the spiral protective shell.
Furthermore, the branch line is electrically connected with the transmission wire, the transmission wire is installed inside the junction box, a screw rod is arranged at the lower end of the junction box, a nut is in threaded connection with the screw rod, the lower end of the screw rod is fixed to the top end of the connecting cylinder through electric welding, a spring is installed outside the connecting cylinder, the lower end of the connecting cylinder penetrates through the inside of the detection head, a transfer port is formed in the bottom end inside the detection head, the thermistor is installed in a cavity inside the detection head, the thermistor is electrically connected with the connection wire, and the connection wire is electrically connected with the transmission wire.
Further, the bearing seat adsorption mechanism comprises a rotary disc, a fixed round block, a movable frame, a piston rod, an air pressure chamber, a piston sheet, a sealing gasket, a communication hole and an adsorption disc, wherein the rotary disc is in transmission connection with a second bevel gear through a transmission belt, the fixed round block is fixedly installed on the rotary disc, the fixed round block is installed inside the movable frame in a clearance fit manner, the lower end of the movable frame is fixed with the top end of the piston rod, the piston rod penetrates through the air pressure chamber in a clearance fit manner, the lower end of the piston rod is fixed with the piston sheet through electric welding, the piston sheet is installed inside the air pressure chamber in a clearance fit manner, the piston rod penetrates through the sealing gasket, the sealing gasket is fixedly installed at the connection position of the piston rod and the air pressure chamber, the communication hole is communicated with the lower end of, the intercommunicating pore runs through the bottom end inside the spiral protective shell, and the adsorption disc is positioned at the bottom end outside the spiral protective shell.
Further, the first bevel gear and the second bevel gear are vertically arranged.
Furthermore, the guide piece is of a cylindrical structure, a groove is formed in the joint of the guide piece and the spiral protective shell, and the groove is matched with the guide piece.
Further, the movable frame is of a hollow cuboid structure, and the inner width of the movable frame is matched with the diameter of the fixed round block.
Furthermore, the adsorption discs are provided with two adsorption discs which are respectively arranged at the left side and the right side of the lower end of the spiral protection shell.
Further, the first bevel gear is made of 42CrMo gear steel.
Further, the piston rod is made of No. 45 steel.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
in order to solve the problems that the detection head of the existing bearing temperature sensor is fine, and the detection head shakes or even falls off when the bearing rotates at high speed in the detection process, so that the detected temperature value has certain error in the detection process, an outer wall attaching mechanism is arranged outside a screw rod, a rotating rod drives a first bevel gear to rotate by rotating a rotating button, a guide sheet carries out limiting guide, a second bevel gear meshed with the first bevel gear starts to rotate, a rotating disc rotates by the transmission of a transmission belt to drive a fixed round block to do circular motion on the rotating disc, a moving frame starts to move vertically upwards to drive a piston rod to move upwards, and certain sealing performance is achieved by a sealing gasket, at this moment, the piston sheet moves in the air pressure chamber, the air pressure in the air pressure chamber is changed, the air pressure in the adsorption disc is drawn out through the communication hole, the adsorption disc is tightly adsorbed on the outer surface of the bearing seat, the shaking and even falling of the detection head is reduced, and the detected data are accurate.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the detection head of the present invention;
fig. 3 is a schematic sectional structure view of the outer wall attaching mechanism of the present invention;
fig. 4 is a schematic view of a partial three-dimensional structure of the outer wall attaching mechanism of the present invention;
fig. 5 is a schematic diagram of a local enlarged structure at a position a of the outer wall attaching mechanism of the present invention.
In the figure: a metal plug-1, a tapping line-2, a transmission lead-3, a junction box-4, a nut-5, a screw-6, an outer wall attaching mechanism-7, a connecting cylinder-8, a spring-9, a detection head-10, a transfer port-11, a thermistor-12, a connecting lead-13, a spiral protective shell-71 and a rotary button-72, a rotating rod-73, a guide sheet-74, a first bevel gear-75, a second bevel gear-76, a transmission belt-77, a bearing seat adsorption mechanism-78, a rotating disc-781, a fixed round block-782, a moving frame-783, a piston rod-784, an air pressure chamber-785, a piston sheet-786, a sealing gasket-787, a communication hole-788 and an adsorption disc-789.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a novel bearing temperature sensor: the metal plug comprises a metal plug 1, a branch wire 2, a transmission lead 3, a junction box 4, a nut 5, a screw rod 6, an outer wall attaching mechanism 7, a connecting cylinder 8, a spring 9, a detection head 10, a transfer port 11, a thermistor 12 and a connecting lead 13, wherein the metal plug 1 is fixed with the branch wire 2 through electric welding, the outer wall attaching mechanism 7 is in threaded connection with the screw rod 6, the outer wall attaching mechanism 7 is positioned under the nut 5, the outer wall attaching mechanism 7 comprises a spiral protective shell 71, a rotary button 72, a rotary rod 73, a guide sheet 74, a first bevel gear 75, a second bevel gear 76, a transmission belt 77 and a bearing seat adsorption mechanism 78, the spiral protective shell 71 is in threaded connection with the screw rod 6, the rotary button 72 is installed on the outer surface of the spiral protective shell 71, the rotary button 72 is welded with the head end of the rotary rod 73, the rotary rod 73 penetrates through the inside the spiral protective shell 71, the guide, the first bevel gear 75 is engaged with the second bevel gear 76, the second bevel gear 76 is in transmission connection with the bearing seat adsorption mechanism 78 through the transmission belt 77, and the lower end of the bearing seat adsorption mechanism 78 penetrates through the bottom end inside the spiral protection shell 71.
The branch connection wire 2 is electrically connected with the transmission wire 3, the transmission wire 3 is installed inside the junction box 4, the lower end of the junction box 4 is provided with a screw rod 6, a nut 5 is in threaded connection with the screw rod 6, the lower end of the screw rod 6 is fixed with the top end of the connecting cylinder 8 through electric welding, a spring 9 is installed outside the connecting cylinder 8, the lower end of the connecting cylinder 8 penetrates through the interior of the detection head 10, the bottom end of the interior of the detection head 10 is provided with a transfer port 11, the thermistor 12 is installed in a cavity inside the detection head 10, the thermistor 12 is electrically connected with the connection wire 13, and the connection wire 13 is electrically connected with the transmission wire 3.
Wherein, the bearing seat adsorption mechanism 78 comprises a rotating disc 781, a fixed round block 782, a moving frame 783, a piston rod 784, an air pressure chamber 785, a piston sheet 786, a sealing gasket 787, a communication hole 788 and an adsorption disc 789, the rotating disc 781 is in transmission connection with the second bevel gear 76 through a transmission belt 77, the fixed round block 782 is fixedly installed on the rotating disc 781, the fixed round block 782 is installed inside the moving frame 783 in a clearance fit manner, the lower end of the moving frame 783 is fixed with the top end of the piston rod 784, the piston rod 784 penetrates through the air pressure chamber 785 in a clearance fit manner, the lower end of the piston rod 784 is fixed with the piston sheet 786 through electric welding, the piston sheet 786 is installed inside the air pressure chamber 785 in a clearance fit manner, the piston rod 784 penetrates through the sealing gasket 787, the sealing gasket 787 is fixedly installed at the connection position of the piston rod 784, the communicating hole 788 is communicated with the lower end of the air pressure chamber 785, an adsorption disc 789 is arranged at the lower end of the communicating hole 788, the communicating hole 788 penetrates through the bottom end inside the spiral protective shell 71, and the adsorption disc 789 is located at the bottom end outside the spiral protective shell 71.
Wherein, the first bevel gear 75 and the second bevel gear 76 are vertically installed, which is beneficial to play a role of enabling the first bevel gear 75 and the second bevel gear 76 to perform smooth meshing transmission.
The guide piece 74 is of a cylindrical structure, a groove is formed in the joint of the guide piece 74 and the spiral protective shell 71, and the groove is matched with the guide piece 74, so that the guide piece 74 can rotate in the spiral protective shell 71 in a guiding mode.
Wherein, moving frame 783 is cavity cuboid structure, and inside width cooperatees with the diameter of fixed disk 782, does benefit to and plays fixed disk 782 and drives moving frame 783 and carry out the effect of vertical removal.
Wherein, adsorb dish 789 and be equipped with two altogether, and establish respectively in spiral protective housing 71 lower extreme left and right sides, do benefit to and play the better fixed effect of adsorbing to the bearing frame surface of adsorbing dish 789.
The first bevel gear 75 is made of 42CrMo gear steel and has high strength.
Wherein, piston rod 784 is 45 # steel matter, has intensity height.
The first bevel gear 75 described in this patent is used to transmit the motion and power between two intersecting axes, in general machines, the angle of intersection between two axes of the bevel gear is equal to 90 ° (but may not be equal to 90 °), and like cylindrical gears, bevel gears have a reference cone, an addendum cone, a dedendum cone and a base cone, the cones have a large end and a small end, and the circles corresponding to the large end are respectively called reference circle (radius r), addendum circle, dedendum circle and base circle, and the motion of a pair of bevel gears is equivalent to a pair of pitch cones performing pure rolling.
The working principle is as follows: before use, whether the thermistor 12 can be normally used is firstly checked; when in use, in a first step, the sensor device is inserted into the bearing seat, so that the detection head 10 is close to the outer surface of the bearing; secondly, the spiral protective shell 71 is rotated, the spiral protective shell 71 moves along the screw rod 6 and is close to the outer wall of the bearing seat, then, by rotating the rotation knob 72, the rotation knob 73 drives the first bevel gear 75 to rotate, by the limit guide of the guide piece 74, the second bevel gear 76 engaged with the first bevel gear 75 starts to rotate, the rotating disc 781 is rotated by the transmission of the transmission belt 77 to drive the fixed round block 782 to do circular motion on the rotating disc 781, at this time, the movable frame 783 starts to move vertically upward, so as to drive the piston rod 784 to move upward, the sealing gasket 787 provides a certain sealing property, and the piston plate 786 moves in the air pressure chamber 785 to change the air pressure in the air pressure chamber 785, air pressure in the adsorption disc 789 is extracted through the communication hole 788, the adsorption disc 789 is tightly adsorbed to the outer surface of the bearing seat, and then the nut 5 is rotated to fix the spiral protection shell 71; thirdly, an external power supply is connected through the metal plug 1 on the branch line 2, the thermistor 12 starts to detect the temperature, the detected data is conducted to the transmission lead 3 through the connecting lead 13, and the data of the temperature is displayed through an external display; and after the work is finished, the metal plug 1 is disconnected, and the temperature detection work is stopped.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A novel bearing temperature sensor comprises a metal plug (1), a tapping line (2), a transmission lead (3), a junction box (4), a nut (5), a screw (6), a connecting cylinder (8), a spring (9), a detection head (10), a transfer port (11), a thermistor (12) and a connecting lead (13), wherein the metal plug (1) is fixed with the tapping line (2) through electric welding;
the method is characterized in that: still include outer wall laminating mechanism (7), outer wall laminating mechanism (7) and screw rod (6) threaded connection, outer wall laminating mechanism (7) are located under nut (5), outer wall laminating mechanism (7) include spiral protective housing (71), knob (72), dwang (73), guide vane (74), first bevel gear (75), second bevel gear (76), driving belt (77) and bearing frame adsorption apparatus mechanism (78), spiral protective housing (71) and screw rod (6) threaded connection, knob (72) are installed at spiral protective housing (71) surface, knob (72) and dwang (73) head end weld mutually, dwang (73) run through inside spiral protective housing (71), be equipped with guide vane (74) on dwang (73), dwang (73) end is fixed mutually with first bevel gear (75) through the electric welding, the first bevel gear (75) is meshed with the second bevel gear (76), the second bevel gear (76) is in transmission connection with a bearing seat adsorption mechanism (78) through a transmission belt (77), and the lower end of the bearing seat adsorption mechanism (78) penetrates through the bottom end inside the spiral protective shell (71).
2. The novel bearing temperature sensor of claim 1, wherein: the branch wiring (2) is connected with the transmission wire (3) electrically, the transmission wire (3) is installed inside the junction box (4), the lower end of the junction box (4) is provided with a screw rod (6), a nut (5) is connected with the screw rod (6) in a threaded manner, the lower end of the screw rod (6) is fixed to the top end of the connecting cylinder (8) through electric welding, a spring (9) is installed outside the connecting cylinder (8), the lower end of the connecting cylinder (8) penetrates through the inside of the detection head (10), the bottom end inside the detection head (10) is provided with a transfer port (11), the thermistor (12) is installed at the position of an inner cavity of the detection head (10), the thermistor (12) is electrically connected with the connection wire (13), and the connection wire (13) is electrically connected with the transmission wire (3).
3. The novel bearing temperature sensor of claim 1, wherein: the bearing seat adsorption mechanism (78) comprises a rotating disc (781), a fixed round block (782), a moving frame (783), a piston rod (784), an air pressure chamber (785), a piston sheet (786), a sealing pad (787), a communication hole (788) and an adsorption disc (789), wherein the rotating disc (781) is in transmission connection with a second bevel gear (76) through a transmission belt (77), the rotating disc (781) is fixedly provided with the fixed round block (782), the fixed round block (782) is installed inside the moving frame (783) in a clearance fit manner, the lower end of the moving frame (783) is fixed to the top end of the piston rod (784), the piston rod (784) is in a clearance fit manner and penetrates through the air pressure chamber (785), the lower end of the piston rod (784) is fixed to the piston sheet (786) through an electric welding manner, and the piston sheet (786) is installed inside the air pressure chamber (785) in a clearance fit manner, the piston rod (784) runs through inside sealed pad (787), sealed pad (787) fixed mounting is in piston rod (784) and atmospheric pressure room (785) junction, intercommunication hole (788) link up with atmospheric pressure room (785) low end mutually, intercommunication hole (788) lower extreme is equipped with adsorbs dish (789), intercommunication hole (788) run through in spiral protective housing (71) inside bottom, adsorb dish (789) are located spiral protective housing (71) outside bottom.
4. The novel bearing temperature sensor of claim 1, wherein: the first bevel gear (75) and the second bevel gear (76) are vertically arranged.
5. The novel bearing temperature sensor of claim 1, wherein: the guide piece (74) is of a cylindrical structure, a groove is formed in the joint of the guide piece (74) and the spiral protective shell (71), and the groove is matched with the guide piece (74).
6. A novel bearing temperature sensor according to claim 3, wherein: the movable frame (783) is of a hollow cuboid structure, and the inner width of the movable frame is matched with the diameter of the fixed round block (782).
7. A novel bearing temperature sensor according to claim 3, wherein: the adsorption plates (789) are arranged in two and are respectively arranged on the left side and the right side of the lower end of the spiral protection shell (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209425.8U CN210375442U (en) | 2019-07-30 | 2019-07-30 | Novel bearing temperature sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921209425.8U CN210375442U (en) | 2019-07-30 | 2019-07-30 | Novel bearing temperature sensor |
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| CN210375442U true CN210375442U (en) | 2020-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921209425.8U Active CN210375442U (en) | 2019-07-30 | 2019-07-30 | Novel bearing temperature sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586950A (en) * | 2021-08-06 | 2021-11-02 | 河北省特种设备监督检验研究院 | Monitoring device for boiler pressure container and using method thereof |
-
2019
- 2019-07-30 CN CN201921209425.8U patent/CN210375442U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586950A (en) * | 2021-08-06 | 2021-11-02 | 河北省特种设备监督检验研究院 | Monitoring device for boiler pressure container and using method thereof |
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