CN210375048U - Compressible position sensor protector for mine field automation equipment - Google Patents
Compressible position sensor protector for mine field automation equipment Download PDFInfo
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- CN210375048U CN210375048U CN201921258533.4U CN201921258533U CN210375048U CN 210375048 U CN210375048 U CN 210375048U CN 201921258533 U CN201921258533 U CN 201921258533U CN 210375048 U CN210375048 U CN 210375048U
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Abstract
The utility model discloses a compressible position sensor protector for mine field automation equipment, including protector casing, reset spring, conduction pole and seal cover, reset spring cup joints on the conduction pole to install in the through-hole at protector casing middle part through the conduction pole, the conduction pole includes spherical bearing head, seal groove, spring holder and response face, and the response face is corresponding with the sensor. Press by the testee when the conduction pole front end, the conduction pole moves to the right, reset spring is compressed simultaneously, just sensed preceding testee when the response area proximity sensor's of response area, when the testee was left to the sphere pressure-bearing head, the conduction pole resumes original position again under the effect of reset spring elasticity, detect next time, based on this, everything is abnormal, fall into the detection zone at will, object or the fluid of not passing the malleation then can not detect, make equipment can not produce erroneous judgement and faulty operation, improve the precision of sensor operation.
Description
Technical Field
The utility model relates to a sensor technical field specifically is a compressible position sensor protector for mine site automation equipment.
Background
In a mining area, after automation equipment is used, the use amount of position sensors is generally increased, and particularly in oil field well workover automation equipment, more sensors are used and serve as switching elements to start or switch different software to complete various actions. In actual use, due to complex working conditions and a plurality of interference factors, various misjudgments are easy to occur on the sensor. For example: uncertain movement and position change of various non-detection objects suddenly enter a sensing area of the sensor, and the objects are suddenly disturbed by various fluids due to severe environment, such as large amount of oil, salt water or rainy and snowy weather returned from a well repairing well head. In the working process, due to the technical marginal factors of the automatic equipment, when the manual intervention conditions are various (tool replacement, measurement, observation and the like), the sensor is easily interfered by non-actual or interference signals (mistaken collision, metal objects placed on the sensor), so that the misjudgment and operation of the equipment are generated. There is also a case where a sensor is used to directly contact a moving work object (an elevator or a petroleum string) to cause accelerated wear of the sensor, which is damaged in advance and cannot detect a signal in time. The detected object surface is small and the wobble is indefinite (tube or sphere surface), and although the designed position is reached, the detection area of the sensor is small and cannot be detected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compressible position sensor protector for mine field automation equipment, all be unusual, fall into the detection zone at will, object or the fluid of not passing the malleation then can not detect for equipment can not produce erroneous judgement and wrong operation, improves the precision of sensor operation, with solve the problem that provides in the above-mentioned background art because the detection area of sensor is little and can't detect.
In order to achieve the above object, the utility model provides a following technical scheme: a compressible position sensor protector for mine automation equipment comprises a protector shell, a reset spring, a conducting rod and a sealing sleeve, wherein the outer surface of the protector shell is provided with threads convenient to mount; the sensor is connected with a through hole at the rear end of the protector shell by screw threads; the seal sleeve is in threaded connection with a through hole at the front end of the protector shell; the reset spring is sleeved on the conduction rod and is arranged in the through hole in the middle of the protector shell through the conduction rod; the guide rod comprises a spherical bearing head, a sealing groove, a spring seat and an induction surface; the spherical bearing head penetrates through the sealing sleeve and is connected with the sealing sleeve through a sealing groove; a return spring is arranged on the spring seat; the sensing surface corresponds to the sensor but is not in contact with the sensing phase of the sensor.
Preferably, the protector shell is a member made of an aluminum alloy material, and the protector shell and the sensor are installed in a static sealing mode.
Preferably, the screw thread connecting position of the sensor and the protector shell and the connecting position of the sealing sleeve and the protector shell are filled with sealing glue for sealing.
Preferably, the conducting rod is in clearance fit with a through hole in the middle of the protector shell, and an O-shaped sealing ring is arranged on the conducting rod to form a sealing surface with the surface of an inner hole of the sealing sleeve.
Preferably, the conductive rod is a structural steel member.
Compared with the prior art, the beneficial effects of the utility model are as follows:
this automatic compressive position sensor protector for equipment in mine field, the sphere pressure-bearing head when the conduction pole front end is pressed by the testee, lead to the conduction pole to remove rightly, reset spring is compressed simultaneously, just sensed preceding testee when the response region of response face proximity sensor, when the sphere pressure-bearing head leaves the testee, the conduction pole resumes original position again under the effect of reset spring elasticity, detect next time, based on this, be unusual, fall into the detection zone at will, object or the fluid of not passing the malleation then can not detect, make equipment can not produce erroneous judgement and faulty operation, improve the precision of sensor operation.
Drawings
Fig. 1 is a cross-sectional view of an overall structure of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the conduction rod of the present invention;
fig. 3 is a schematic structural diagram of a second embodiment of the present invention.
In the figure: the device comprises a protector shell 1, a reset spring 2, a conduction rod 3, a spherical bearing head 301, a sealing groove 302, a spring seat 303, a sensing surface 304, a sealing sleeve 4, a sensor 5 and a detection plate 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-2, a compressible position sensor protector for mine automation equipment comprises a protector shell 1, a return spring 2, a conducting rod 3 and a seal sleeve 4, wherein the outer surface of the protector shell 1 is provided with threads convenient to mount, a through hole is formed in the protector shell 1, one end of the protector shell 1 is butted with the seal sleeve 4 through the through hole, the other end of the protector shell 1 is provided with a sensor 5 through the through hole, and the return spring 2 is arranged between the sensor 5 and the seal sleeve 4; the sensor 5 is connected with a through hole at the rear end of the protector shell 1 by screw threads; the sealing sleeve 4 is in threaded connection with a through hole at the front end of the protector shell 1; the reset spring 2 is sleeved on the conduction rod 3 and is arranged in a through hole in the middle of the protector shell 1 through the conduction rod 3; the conducting rod 3 comprises a spherical bearing head 301, a sealing groove 302, a spring seat 303 and a sensing surface 304; the spherical surface of the front end of the spherical bearing head 301 is in contact connection with an object to be measured, and the spherical bearing head 301 penetrates through the sealing sleeve 4 and is connected with the sealing sleeve 4 through the sealing groove 302; the spring seat 303 is provided with a return spring 2; the sensing surface 304 corresponds to the sensor 5, but does not contact the sensing bit of the sensor 5.
In the above embodiment, the protector case 1 is made of an aluminum alloy material, and the protector case 1 and the sensor 5 are mounted in a static seal manner.
In the above embodiment, the screw thread connection position of the sensor 5 and the protector housing 1 and the connection position of the sealing sleeve 4 and the protector housing 1 are both filled with sealing glue for sealing.
In the above embodiment, the conducting rod 3 is in clearance fit with the through hole in the middle of the protector housing 1, and the conducting rod 3 is provided with an O-shaped sealing ring to form a sealing surface with the inner hole surface of the sealing sleeve 4.
In the above embodiment, the conduction rod 3 is a structural steel member.
The working principle is as follows: this automatic compressive position sensor protector for equipment in mine field, spherical pressure head 301 as conduction pole 3 front end is pressed by the testee, lead to conduction pole 3 to move rightwards, reset spring 2 is compressed simultaneously, just sensed preceding testee when the response area of response face 304 proximity sensor 5, when spherical pressure head 301 leaves the testee, conduction pole 3 resumes original position again under the effect of 2 elasticity of reset spring, detect next time, based on this, be unusual, fall into the detection zone at will, object or the fluid of not passing the malleation then can not detect, equipment can not produce erroneous judgement and faulty operation like this.
In summary, the following steps: this compressible position sensor protector for mine site automation equipment can be applicable to following operating mode: the interference factors are more, and the interference factors are in the occasions with water and other liquids, such as the upper part of an automatic hydraulic clamp; the following examples are also provided based on the detection of moving and rough surfaced objects, such as a test string mounted on an elevator:
example two:
referring to fig. 3, a sensing plate 6 is installed on a spherical bearing head 301 of a conductive rod 3, the sensing plate 6 is a metal or non-metal strip perpendicular to the conductive rod 3, but has rigidity such that it cannot be bent when it is subjected to a pushing force, but allows the conductive rod 3 to move along the pushing force, and a protector passing through the conductive rod 3 can be installed on an object to be detected with an uncertain position (swing), such as a mechanical gripper at the end of a mechanical arm of a wellhead to detect a pipe column.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a mine site is compressible position sensor protector for automation equipment, includes protector casing (1), reset spring (2), conduction pole (3) and seal cover (4), its characterized in that: the outer surface of the protector shell (1) is provided with threads convenient to mount, a through hole is formed in the protector shell (1), one end of the protector shell (1) is in butt joint with the sealing sleeve (4) through the through hole, the other end of the protector shell (1) is provided with a sensor (5) through the through hole, and a reset spring (2) is arranged between the sensor (5) and the sealing sleeve (4); the sensor (5) is connected with a through hole at the rear end of the protector shell (1) by screw threads; the seal sleeve (4) is in threaded connection with a through hole at the front end of the protector shell (1); the reset spring (2) is sleeved on the conduction rod (3) and is arranged in a through hole in the middle of the protector shell (1) through the conduction rod (3); the conducting rod (3) comprises a spherical bearing head (301), a sealing groove (302), a spring seat (303) and a sensing surface (304); the spherical bearing head (301) is connected with a measured object in a contact way, and the spherical bearing head (301) penetrates through the sealing sleeve (4) and is connected with the sealing sleeve (4) through a sealing groove (302); a return spring (2) is arranged on the spring seat (303); the sensing surface (304) corresponds to the sensor (5) but is not in contact with the sensing phase of the sensor (5).
2. A compressible position sensor protector for mine automation equipment according to claim 1, characterised in that: the protector shell (1) is a component made of an aluminum alloy material, and the protector shell (1) and the sensor (5) are installed in a static sealing mode.
3. A compressible position sensor protector for mine automation equipment according to claim 1, characterised in that: and the thread connection position of the sensor (5) and the protector shell (1) and the connection position of the sealing sleeve (4) and the protector shell (1) are filled with sealing glue for sealing.
4. A compressible position sensor protector for mine automation equipment according to claim 1, characterised in that: the conducting rod (3) is in clearance fit with the through hole in the middle of the protector shell (1), and an O-shaped sealing ring is arranged on the conducting rod (3) to form a sealing surface with the surface of the inner hole of the sealing sleeve (4).
5. A compressible position sensor protector for mine automation equipment according to claim 1, characterised in that: the conduction rod (3) is a structural steel component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921258533.4U CN210375048U (en) | 2019-08-05 | 2019-08-05 | Compressible position sensor protector for mine field automation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921258533.4U CN210375048U (en) | 2019-08-05 | 2019-08-05 | Compressible position sensor protector for mine field automation equipment |
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| CN210375048U true CN210375048U (en) | 2020-04-21 |
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| CN201921258533.4U Active CN210375048U (en) | 2019-08-05 | 2019-08-05 | Compressible position sensor protector for mine field automation equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375689A (en) * | 2019-08-05 | 2019-10-25 | 北京海格立斯智能装备技术有限公司 | A kind of mining site automation equipment Compressible position sensor protector |
| CN113203388A (en) * | 2021-05-28 | 2021-08-03 | 中煤科工集团沈阳研究院有限公司 | Automatic measuring device for expansion deformation of liquid-injection type protected layer and using method |
| CN113237453A (en) * | 2021-05-28 | 2021-08-10 | 中煤科工集团沈阳研究院有限公司 | Automatic measuring device and method for expansion deformation of push-expansion type protected layer |
-
2019
- 2019-08-05 CN CN201921258533.4U patent/CN210375048U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375689A (en) * | 2019-08-05 | 2019-10-25 | 北京海格立斯智能装备技术有限公司 | A kind of mining site automation equipment Compressible position sensor protector |
| CN113203388A (en) * | 2021-05-28 | 2021-08-03 | 中煤科工集团沈阳研究院有限公司 | Automatic measuring device for expansion deformation of liquid-injection type protected layer and using method |
| CN113237453A (en) * | 2021-05-28 | 2021-08-10 | 中煤科工集团沈阳研究院有限公司 | Automatic measuring device and method for expansion deformation of push-expansion type protected layer |
| CN113237453B (en) * | 2021-05-28 | 2023-08-22 | 中煤科工集团沈阳研究院有限公司 | Automatic measurement device and method for expansion deformation of push-expansion type protected layer |
| CN113203388B (en) * | 2021-05-28 | 2023-09-26 | 中煤科工集团沈阳研究院有限公司 | Automatic measuring device for expansion deformation of liquid injection type protected layer and using method |
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