CN110763361B - Antidetonation type bearing temperature sensor - Google Patents
Antidetonation type bearing temperature sensor Download PDFInfo
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- CN110763361B CN110763361B CN201910939879.9A CN201910939879A CN110763361B CN 110763361 B CN110763361 B CN 110763361B CN 201910939879 A CN201910939879 A CN 201910939879A CN 110763361 B CN110763361 B CN 110763361B
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- main body
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- rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
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- General Physics & Mathematics (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses an anti-seismic bearing temperature measurement sensor which comprises a temperature measurement head, an adjusting ring, a main body, a damping spring, a protection rod and a conducting wire, wherein one end of the main body is connected with the temperature measurement head, the other end of the main body is provided with the protection rod, the adjusting ring connected with the temperature measurement head is sleeved on the outer side of the main body, a fixing bolt is sleeved on the outer side of the protection rod, a second damping spring is arranged between the fixing bolt and the main body, one end of the second damping spring is connected with the fixing bolt, the other end of the second damping spring is connected with the main body, one end of the temperature measurement head is connected with the conducting wire, the conducting wire is arranged in the main body and penetrates out of one end of the protection rod, one end of the protection rod is provided with a protective sleeve.
Description
Technical Field
The invention relates to the technical field of bearing temperature measuring devices, in particular to an anti-seismic bearing temperature measuring sensor.
Background
The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process and ensure its rotation precision.
The bearing is important industry original paper, in order to guarantee the safe in utilization of bearing, need use bearing temperature measurement sensor to carry out temperature monitoring to the bearing, if do not have bearing temperature measurement sensor, then can't accurate judgement bearing temperature whether too high, the bearing generates heat and can cause the damage after the certain temperature, the life of direct influence bearing.
The bearing temperature measuring sensor is generally arranged in a bearing sleeve, and can vibrate relatively with the bearing sleeve when the bearing rotates at a high speed, and the temperature measuring sensor can be damaged if vibration is severe.
Disclosure of Invention
The invention aims at the defects in the prior art, and provides an anti-seismic bearing temperature measurement sensor, wherein a temperature measurement head is used for detecting the temperature of a bearing and is fixed with a mounting hole through a fixing bolt, when the temperature measurement sensor receives vibration, a protection rod can slide along the fixing bolt and can reset under the action of a second damping spring, so that the rigid collision force between the whole temperature measurement sensor and a bearing sleeve is not reduced, the damage of the sensor is avoided, the temperature measurement sensor can absorb vibration and prevent injury under the action of the second damping spring when receiving external force, the problem that the conventional bearing temperature measurement sensor is easy to damage due to the vibration of the bearing is solved, the use safety is improved, and the use is more reliable.
In order to realize the purpose, the invention provides the following technical scheme:
the utility model provides an antidetonation type bearing temperature measurement sensor, includes temperature measurement head, adjustable ring, main part, damping spring, fender rod and conduction line, the one end of main part even has the temperature measurement head, the other end of main part is equipped with the fender rod, the outside cover of main part has the adjustable ring of being connected with the temperature measurement head, the outside cover of fender rod has the gim peg, be equipped with second damping spring between gim peg and the main part, second damping spring's one end and gim peg are connected, and second damping spring's the other end and main part are connected, the one end of temperature measurement head even has the conduction line, the conduction line is located the main part and is worn out inside and from the one end of fender rod, the one end of fender rod is equipped with the protective sheath, the protective sheath parcel is.
Preferably, the temperature measuring head is of a columnar structure, a sliding block is arranged at one end of the temperature measuring head, a sliding hole is formed in the main body, the sliding block is matched with the sliding hole, a jack is formed in the sliding block, an inserting rod is arranged on the inner side wall of the adjusting ring and matched with the jack, an adjusting hole communicated with the sliding hole is formed in the side wall of the main body, and the inserting rod is matched with the adjusting hole.
Preferably, a first damping spring is arranged in the sliding hole, one end of the first damping spring is connected with the sliding block, and the other end of the first damping spring is connected with the inner wall of the sliding hole.
Preferably, the side wall of the adjusting ring is provided with a fixing hole, and a countersunk screw connected with the main body is arranged in the fixing hole.
Preferably, the lower extreme of main part is equipped with the insulation cover, the insulation cover overlaps in the outside of temperature probe, the one end that the main part was kept away from to the insulation cover is equipped with the spacing ring, one side that the main part was kept away from to the spacing ring is equipped with the shock pad, the shock pad is the rubber pad.
Preferably, the fixing bolt comprises a rotating ring and a connecting ring, the rotating ring is connected with the connecting ring, the rotating ring is sleeved on the outer side of the protective rod and is in sliding fit with the protective rod, and an external thread used for being connected with the bearing sleeve is arranged on the outer wall of the connecting ring.
Preferably, one end of the protection rod is provided with an anti-folding sleeve, the anti-folding sleeve is sleeved outside the conducting wire, and the anti-folding sleeve is connected with the protection sleeve.
Preferably, the protective sheath is formed by stainless steel wire winding, and the middle part of protective sheath is equipped with insulating section.
Preferably, a temperature measuring element is arranged in the temperature measuring head, and the temperature measuring element is a PT100 type platinum thermal resistor or a thermocouple.
A use method of an anti-seismic bearing temperature measurement sensor specifically comprises the following steps:
the method comprises the following steps: the side wall of the bearing sleeve is provided with a mounting hole, the temperature sensor is mounted in the mounting hole, the temperature of the bearing is detected through the temperature measuring head, and the bearing is fixed with the mounting hole through the fixing bolt;
step two: when the temperature sensor receives vibration, the protection rod can slide along the fixing bolt and can reset under the action of the second damping spring, so that the rigid collision force between the whole temperature sensor and the bearing sleeve is not reduced, and the temperature sensor can absorb vibration and prevent injury under the action of the second damping spring when receiving external force;
step three: the installation is realized through the cooperation of go-between and mounting hole, compresses tightly the main part fixedly under second damping spring's effect, and when receiving vibrations, the main part can compress second damping spring, and the fender rod slides along the swivel to play the cushioning effect, and second damping spring can be with main part self return.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the bearing is subjected to temperature detection through the temperature measuring head, and is fixed with the mounting hole through the fixing bolt, when the temperature measuring sensor receives vibration, the protection rod can slide along the fixing bolt, and can reset under the action of the second damping spring, so that the rigid impact force between the whole temperature measuring sensor and the bearing sleeve is not reduced, the damage of the sensor is avoided, the temperature measuring sensor can perform damping and injury prevention under the action of the second damping spring when receiving external force, the problem that the conventional bearing temperature measuring sensor is easy to damage due to the vibration of the bearing is solved, the use safety is increased, and the use is more reliable.
2. In order to be used on different equipment, because of different sizes of the bearing sleeves, one end of the temperature measuring head is provided with a slide block, the inside of the main body is provided with a slide hole, the slide block is matched with the slide hole, the slide block is provided with an insertion hole,
3. according to the invention, the position of the adjusting ring is adjusted, the inserted rod is utilized to drive the temperature measuring head to slide, and the length of the temperature measuring head is adjusted, so that the size of the temperature measuring head is adjusted, and the universality of use is increased.
4. In order to further improve the damping effect and ensure the use safety, the first damping spring is arranged in the sliding hole, when the temperature measuring head is vibrated, the temperature measuring head can slide in the sliding hole and automatically return under the action of the first damping spring, so that the use safety of the temperature measuring head is protected, and the service life is prolonged.
5. In order to save space, the countersunk head screw connected with the main body is arranged in the fixing hole, so that the countersunk head screw does not occupy extra installation space, the structure is more compact, the size of the opening on the bearing sleeve is reduced, and the safety of equipment is improved.
6. In order to improve the detection precision, the lower end of the main body is provided with the heat insulation sleeve, one side of the limiting ring, which is far away from the main body, is provided with the shock pad, and the shock pad is a rubber pad; the temperature that the setting of protective sheath can reduce the temperature head scatters and disappears, improves the accuracy that detects, and the shock pad can reduce the impact between whole sensor and the mounting hole simultaneously, plays the buffering and subtracts the wound effect.
7. In order to avoid the fracture of the insulating layer outside the conducting wire, one end of the protection rod is provided with an anti-folding sleeve, and the anti-folding sleeve is sleeved on the outer side of the conducting wire, so that the conducting wire is protected.
8. In order to improve the anti-corrosion capability, the protective sleeve is formed by winding a stainless steel wire, the attractiveness is also improved, the middle part of the protective sleeve is provided with an insulating section, the protective sleeves at the two ends are disconnected, the transmission current cannot pass through the metal protective sleeve to form a passage, the insulating effect is achieved, the current clamping block bearing is prevented from being damaged, and the service life of the bearing is prolonged.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic view of the adjusting ring;
FIG. 4 is a schematic structural view of the main body;
fig. 5 is a schematic view of the structure in use.
In the figure: 1-a temperature measuring head; 101-a jack; 102-a slide block; 2-insulating sleeve; 201-a spacing ring; 202-a shock pad; 3-an adjusting ring; 301-countersunk head screws; 302-a plunger; 303-fixing holes; 4-a body; 401-slide hole; 402-a first damping spring; 403-a conditioning aperture; 5-a second damping spring; 6-a guard bar; 7-fixing bolts; 701-rotating a ring; 702-a connection ring; 8-preventing folding; 9-protective sleeve; 10-an insulating section; 11-conductive wires; 12-a bearing; 13-a bearing sleeve; 1301-mounting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, an anti-seismic bearing temperature measurement sensor comprises a temperature measurement head 1, an adjusting ring 3, a main body 5, a protection rod 6 and a transmission line 11, wherein the temperature measurement head 1 is connected to one end of the main body 5, the protection rod 6 is arranged at the other end of the main body 5, the adjusting ring 3 connected with the temperature measurement head 1 is sleeved on the outer side of the main body 5, a fixing bolt 7 is sleeved on the outer side of the protection rod 6, a second damping spring 5 is arranged between the fixing bolt 7 and the main body 5, one end of the second damping spring 5 is connected with the fixing bolt 7, the other end of the second damping spring 5 is connected with the main body 4, the transmission line 11 is connected to one end of the temperature measurement head 1, the transmission line 11 is arranged inside the main body 4 and penetrates out from one end of the protection rod 6, a protection sleeve 9 is arranged at one end of the protection rod 6.
During the use, as shown in fig. 5, set up mounting hole 1301 on the lateral wall of bearing housing 13, install the temperature sensor in mounting hole 1301, carry out temperature detection to bearing 12 through temperature probe 1, and it is fixed with mounting hole 1301 through gim peg 7, when the temperature sensor receives vibrations, can make the protective rod slide along the gim peg, can reset under the effect of second damping spring simultaneously, make whole temperature sensor can not reduce with the bearing housing between the rigid impact power take place, the damage of sensor has been avoided, make the temperature sensor can carry out the shock attenuation when receiving external force and prevent hindering under the effect of second damping spring, increased safety in utilization, it is more reliable to use.
For using on different equipment, because different bearing housing sizes are different, as shown in fig. 2, 4, temperature probe 1 is the columnar structure, and the one end of temperature probe 1 is equipped with slider 102, the inside of main part 4 is equipped with slide opening 401, slider 102 and slide opening 401 cooperation, be equipped with jack 101 on the slider 102, the inside wall of adjustable ring 3 is equipped with inserted bar 302, inserted bar 302 and jack 101 cooperation, be equipped with the regulation hole 403 with slide opening 401 intercommunication on the lateral wall of main part 4, inserted bar 302 and regulation hole 403 cooperation, through the position of adjusting ring 3, utilize inserted bar 302 to drive the slip of temperature probe 1, realize the length adjustment to temperature probe 1 to realize the size adjustment of temperature probe, increased the commonality of using.
In order to further improve the damping effect and ensure the use safety, a first damping spring 402 is arranged in the sliding hole 401, one end of the first damping spring 402 is connected with the sliding block 102, the other end of the first damping spring 402 is connected with the inner wall of the sliding hole 401, when the temperature measuring head is vibrated, the temperature measuring head can slide in the sliding hole and automatically returns under the action of the first damping spring 402, the use safety of the temperature measuring head is protected, and the service life is prolonged.
In order to save space, as shown in fig. 3, a fixing hole 303 is formed in the side wall of the adjusting ring 3, and a countersunk screw 301 connected with the main body 4 is arranged in the fixing hole 303, so that the countersunk screw does not occupy extra installation space, the structure is more compact, the size of an opening on the bearing sleeve is reduced, and the safety of equipment is improved.
In order to improve the detection precision, the lower extreme of main part 4 is equipped with insulation cover 2, insulation cover 2 covers in the outside of temperature probe 1, the one end that main part 4 was kept away from to insulation cover 2 is equipped with spacing ring 201, one side that main part 4 was kept away from to spacing ring 201 is equipped with shock pad 202, shock pad 202 is the rubber pad. The temperature that the setting of protective sheath can reduce the temperature head scatters and disappears, improves the accuracy that detects, and the shock pad can reduce the impact between whole sensor and the mounting hole 1301 simultaneously, plays the buffering and subtracts the wound effect.
For convenience of installation and fixation, as shown in fig. 2, the fixing bolt 7 includes a rotary ring 701 and a connecting ring 702, the rotary ring 701 is connected with the connecting ring 702, the rotary ring 701 is sleeved outside the guard bar 6 and is in sliding fit with the guard bar 6, and an external thread for connecting with the bearing sleeve 13 is arranged on an outer wall of the connecting ring 702.
During the use, realize the installation through go-between 702 and mounting hole 1301 cooperation, compress tightly fixedly with main part 4 under second damping spring 5's effect, when receiving vibrations, main part 4 can compress second damping spring 5, and guard bar 6 slides along swivel 701 to play the cushioning effect, second damping spring 5 can be with main part 4 self return in addition.
In order to avoid the insulating layer fracture outside the conducting wire, the one end of protection rod 6 is equipped with prevents rolling over cover 8, prevent rolling over cover 8 cover in the outside of conducting wire 11, prevent rolling over cover 8 and be connected with protective sheath 9, realize the protection to the conducting wire.
In order to improve the anti-corrosion capability, the protective sleeve 9 is formed by winding a stainless steel wire, the attractiveness is also improved, the insulating section 10 is arranged in the middle of the protective sleeve 9, the protective sleeves at the two ends are disconnected, the transmission current cannot pass through the metal protective sleeve to form a passage, the insulating effect is achieved, the current clamping block bearing is prevented from being damaged, and the service life of the bearing is prolonged.
Specifically, a temperature measuring element is arranged in the temperature measuring head 1, and the temperature measuring element is a PT100 type platinum thermal resistor or a thermocouple.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. The utility model provides an antidetonation type bearing temperature sensor which characterized in that: comprises a temperature measuring head (1), an adjusting ring (3), a main body (5), a protective rod (6) and a conducting wire (11), wherein one end of the main body (5) is connected with the temperature measuring head (1), the other end of the main body (5) is provided with the protective rod (6), the outer side of the main body (5) is sleeved with the adjusting ring (3) connected with the temperature measuring head (1), the outer side of the protective rod (6) is sleeved with a fixed bolt (7), a second damping spring (5) is arranged between the fixed bolt (7) and the main body (5), one end of the second damping spring (5) is connected with the fixed bolt (7), the other end of the second damping spring (5) is connected with the main body (4), the conducting wire (11) is arranged inside the main body (4) and penetrates out from one end of the protective rod (6), one end of the protective rod (6) is provided with a protective sleeve (9), the protective sleeve (9) is wrapped on the outer side of the conducting wire (11); the temperature measuring head (1) is of a columnar structure, a sliding block (102) is arranged at one end of the temperature measuring head (1), a sliding hole (401) is formed in the main body (4), the sliding block (102) is matched with the sliding hole (401), a jack (101) is formed in the sliding block (102), an inserting rod (302) is arranged on the inner side wall of the adjusting ring (3), the inserting rod (302) is matched with the jack (101), an adjusting hole (403) communicated with the sliding hole (401) is formed in the side wall of the main body (4), and the inserting rod (302) is matched with the adjusting hole (403);
a first damping spring (402) is arranged in the sliding hole (401), one end of the first damping spring (402) is connected with the sliding block (102), and the other end of the first damping spring (402) is connected with the inner wall of the sliding hole (401);
the lower end of the main body (4) is provided with a heat insulation sleeve (2), the heat insulation sleeve (2) is sleeved on the outer side of the temperature measuring head (1), one end, far away from the main body (4), of the heat insulation sleeve (2) is provided with a limiting ring (201), one side, far away from the main body (4), of the limiting ring (201) is provided with a shock pad (202), and the shock pad (202) is a rubber pad;
the fixing bolt (7) comprises a rotating ring (701) and a connecting ring (702), the rotating ring (701) is connected with the connecting ring (702), the rotating ring (701) is sleeved on the outer side of the protection rod (6) and is in sliding fit with the protection rod (6), and external threads used for being connected with the bearing sleeve (13) are arranged on the outer wall of the connecting ring (702).
2. An anti-seismic bearing temperature sensor according to claim 1, wherein: be equipped with fixed orifices (303) on the lateral wall of adjustable ring (3), be equipped with countersunk screw (301) of being connected with main part (4) in fixed orifices (303).
3. An anti-seismic bearing temperature sensor according to claim 1, wherein: one end of the protection rod (6) is provided with an anti-folding sleeve (8), the anti-folding sleeve (8) is sleeved on the outer side of the conducting wire (11), and the anti-folding sleeve (8) is connected with the protection sleeve (9).
4. An anti-seismic bearing temperature sensor according to claim 1, wherein: the protective sleeve (9) is formed by winding a stainless steel wire, and an insulating section (10) is arranged in the middle of the protective sleeve (9).
5. An anti-seismic bearing temperature sensor according to claim 1, wherein: the temperature measuring head (1) is internally provided with a temperature measuring element which is a PT100 type platinum thermal resistor or a thermocouple.
6. The use method of the anti-seismic bearing temperature measurement sensor according to claim 1, wherein the use method comprises the following steps: the method specifically comprises the following steps:
the method comprises the following steps: a mounting hole (1301) is formed in the side wall of the bearing sleeve (13), a temperature sensor is mounted in the mounting hole (1301), the temperature of the bearing (12) is detected through the temperature measuring head (1), and the bearing is fixed with the mounting hole (1301) through a fixing bolt (7);
step two: when the temperature sensor receives vibration, the protection rod (6) can slide along the fixing bolt (7) and reset under the action of the second damping spring (5), so that the rigid impact force between the whole temperature sensor and the bearing sleeve (13) is not reduced, and the temperature sensor can absorb vibration and prevent injury under the action of the second damping spring (5) when receiving external force;
step three: the installation is realized through the cooperation of connecting ring (702) and mounting hole (1301), compresses tightly main part (4) fixedly under the effect of second damping spring (5), and when receiving vibrations, main part (4) can compress second damping spring (5), and fender rod (6) slide along swivel (701) to play the cushioning effect, and second damping spring (5) can be with main part (4) self return.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910939879.9A CN110763361B (en) | 2019-09-30 | 2019-09-30 | Antidetonation type bearing temperature sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910939879.9A CN110763361B (en) | 2019-09-30 | 2019-09-30 | Antidetonation type bearing temperature sensor |
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| CN110763361A CN110763361A (en) | 2020-02-07 |
| CN110763361B true CN110763361B (en) | 2021-01-29 |
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| CN201910939879.9A Active CN110763361B (en) | 2019-09-30 | 2019-09-30 | Antidetonation type bearing temperature sensor |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112414570A (en) * | 2020-11-30 | 2021-02-26 | 天长市徽宁电器仪表厂 | Temperature measurement thermal resistor with good anti-vibration performance |
| CN113295289B (en) * | 2021-05-06 | 2022-08-12 | 安徽福特控制系统有限公司 | Thermocouple connection structure with impact protection function |
| CN113566994A (en) * | 2021-07-08 | 2021-10-29 | 中国航发湖南动力机械研究所 | Bearing temperature measuring device |
Citations (1)
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| CN206504799U (en) * | 2017-03-09 | 2017-09-19 | 陕西华电榆横煤电有限责任公司榆横发电厂 | A kind of bush temperature detecting thermal resistance |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2039838U (en) * | 1988-12-03 | 1989-06-21 | 航天工业部一院七○四所 | Platinum thermal resistance temp. sensor |
| DE9319929U1 (en) * | 1993-12-24 | 1995-04-27 | Behr-Thomson Dehnstoffregler Gmbh & Co, 70806 Kornwestheim | Linear actuator |
| CN105318977B (en) * | 2015-12-04 | 2018-03-30 | 华帝股份有限公司 | Novel temperature sensor |
| CN106768425B (en) * | 2016-12-21 | 2019-10-15 | 湖南崇德工业科技有限公司 | Temperature element for bearing |
| CN209197937U (en) * | 2018-12-04 | 2019-08-02 | 克莱门斯工业传感器南京有限公司 | A kind of Anti-seismic measuring temperature of bearing transmitter |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206504799U (en) * | 2017-03-09 | 2017-09-19 | 陕西华电榆横煤电有限责任公司榆横发电厂 | A kind of bush temperature detecting thermal resistance |
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