CN218037071U - Inductance sensor with adjustable magnetic core position - Google Patents

Abstract

The utility model discloses a magnetic core position adjustable inductance sensor, including the inductance sensor body, the inductance sensor body includes that the bottom is open-ended shell and sets up magnetic core and gauge head in the shell, the fixed cover in inside lateral wall lower part of shell is equipped with the bottom plate, and the bottom of gauge head runs through and extends to the below of bottom plate, fixed cover is equipped with the layer board that is located the bottom plate top in the shell, and the bottom fixedly connected with branch of magnetic core, layer board sliding sleeve establish on branch, and the bottom fixedly connected with connecting rod of branch has seted up the installation through-hole on the right side inner wall of shell. The utility model discloses be convenient for adjust the upper and lower position of magnetic core, and be convenient for quick to quick detach formula position control part dismouting, and then be convenient for when follow-up inductive sensor body damages with quick detach formula position control part dismouting cyclic utilization, need not wholly to scrap, reduce whole disability rate, satisfy the user demand.

Description

Inductance sensor with adjustable magnetic core position

Technical Field

The utility model relates to an inductive sensor technical field especially relates to a magnetic core position adjustable inductive sensor.

Background

The inductance sensor is a device for measuring by converting measured values into self-inductance or mutual inductance changes of coils, and can also be used as a magnetic sensitive speed switch, a gear age bar speed measurement and the like, the inductance of the inductance coil changes due to the movement of a magnetic core in the inductance sensor, for a differential inductance sensor, when the magnetic core is positioned in the middle of the two inductance coils, the inductance of the two inductance coils is the same, when the magnetic core moves, the inductance of the two inductance coils changes correspondingly, and the inductance change and the magnetic core displacement are in a linear change relationship within a certain range.

As in the prior art, application No.: 202020392735.4, a kind of inductance sensor with adjustable magnetic core position is disclosed, including shell, coil, magnetic core and gauge head, the equal rigid coupling in inner wall top left and right sides of shell has the coil, two be equipped with the magnetic core between the coil, the bottom of shell is equipped with the gauge head, the magnetic core is connected with the shell through debugging mechanism, and this inductance sensor with adjustable magnetic core position has following advantage for the conventional art: through the cooperation between shell, coil, magnetic core, gauge head and the debugging mechanism, need not to use spring flexonics at the atress mode to magnetic core accommodation process magnetic core, and then can make the stability of magnetic core obviously promote, be difficult for removing the vibrations displacement that tremble and lead to the magnetic core because of the atress of shell for the magnetic core is stably in initial zero-bit in permanent use, and the linear working range of measurement accuracy and sensor can be ensured.

The above patent still has some disadvantages that the part responsible for the position adjustment is directly fixed with the housing; the position adjusting part of the inductive sensor has the defect that the inductive sensor is inconvenient to rapidly and independently disassemble and assemble, so that the position adjusting part cannot be recycled when the subsequent inductive sensor is damaged, the whole inductive sensor is scrapped, and the use requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the adjustable inductance sensor of magnetic core position who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an inductance sensor with an adjustable magnetic core position comprises an inductance sensor body, wherein the inductance sensor body comprises a shell with an opening at the bottom, a magnetic core and a measuring head, the magnetic core and the measuring head are arranged in the shell, a bottom plate is fixedly sleeved on the lower portion of the inner side wall of the shell, the bottom end of the measuring head penetrates through and extends to the lower portion of the bottom plate, a supporting plate positioned above the bottom plate is fixedly sleeved in the shell, a supporting rod is fixedly connected to the bottom of the magnetic core, the supporting plate is slidably sleeved on the supporting rod, a connecting rod is fixedly connected to the bottom end of the supporting rod, an installation through hole is formed in the inner wall of the right side of the shell, the bottom of the right side of the shell is fixedly connected with a fixing sleeve, and a quick-disassembly type position adjusting component is movably sleeved on the shell;

quick detach formula position control part establishes the U-shaped plate on the shell including the movable sleeve, fixed the inlaying is equipped with the right side for block structure's side pipe on the right side inner wall of U-shaped plate, and the square intraductal sliding sleeve that slides is equipped with the square, and the draw-in groove has been seted up in the left side of square, and the right-hand member of connecting rod extends to in the draw-in groove and clamps with the draw-in groove activity, the right side movable contact of square pipe has the mounting panel, and the movable groove that the bottom set up for the opening in the left side of mounting panel, the bottom fixedly connected with top of mounting panel is block structure's rectangular pipe, and sliding sleeve is equipped with L shape pole in the rectangular pipe, and the left end of L shape pole extends to fixed cover in and clamps with fixed cover activity, the right side of square pipe rotates and is connected with rotation actuating mechanism, and rotation actuating mechanism's right side extends to the right-hand member outside the mounting panel and fixedly connected with pull ring, and the mounting panel rotates the cover to establish on rotation actuating mechanism, the right side inner wall of square pipe, rotation is connected with screw thread drive mechanism's top and rotation actuating mechanism's bottom fixed connection, and the L shape pole thread bush is established on the thread drive mechanism.

Preferably, the rotation driving mechanism comprises a rotating shaft, a first bevel gear and a second bevel gear, the left end of the rotating shaft is rotatably connected with the right side of the square block, the right end of the rotating shaft extends out of the mounting plate and is fixedly connected with the left side of the pull ring, the mounting plate is rotatably sleeved on the rotating shaft, the first bevel gear is fixedly sleeved on the rotating shaft, the second bevel gear is meshed with the bottom of the first bevel gear, and the spring is movably sleeved on the rotating shaft.

Preferably, the thread driving mechanism comprises a screw, the top end of the screw is fixedly connected with the bottom of the second bevel gear, a thread groove in threaded fit with the outer side of the screw is formed in the top end of the L-shaped rod, and the rectangular tube is rotatably sleeved on the screw.

Preferably, the left side of the square pipe is flush with the inner wall of the right side of the U-shaped plate.

Preferably, the inner wall of the bottom of the mounting through hole is fixedly connected with a limit stop.

Preferably, the top of the supporting plate is provided with a sliding through hole, and the inner wall of the sliding through hole is connected with the outer side of the supporting rod in a sliding manner.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be convenient for adjust the upper and lower position of magnetic core, and be convenient for quick to quick detach formula position control part dismouting, and then be convenient for when follow-up inductive sensor body damages with quick detach formula position control part dismouting cyclic utilization, need not wholly to scrap, reduce whole disability rate, satisfy the user demand.

Drawings

Fig. 1 is a schematic front view of an inductive sensor with an adjustable magnetic core position according to the present invention;

fig. 2 is a schematic sectional view of a magnetic core position adjustable inductive sensor according to the present invention;

FIG. 3 is an enlarged view of portion A-A of FIG. 2;

fig. 4 is the utility model provides a magnetic core position adjustable inductive sensor's U-shaped plate and square pipe connection spare overlook the schematic structure.

In the figure: 100. a magnetic core; 101. a measuring head; 1. a housing; 2. a strut; 3. a connecting rod; 4. a U-shaped plate; 5. a square tube; 6. mounting a plate; 7. a square block; 8. a rotating shaft; 9. a pull ring; 10. a first bevel gear; 11. a spring; 12. a rectangular tube; 13. fixing a sleeve; 14. an L-shaped rod; 15. a thread groove; 16. a screw; 17. a second bevel gear.

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.

Referring to fig. 1-4, an inductance sensor with an adjustable magnetic core position comprises an inductance sensor body, the inductance sensor body comprises a shell 1 with an opening at the bottom, a magnetic core 100 and a measuring head 101, the magnetic core 100 and the measuring head 101 are arranged in the shell 1, the lower parts of the inner walls of four sides of the shell 1 are fixedly sleeved with a same bottom plate, the bottom end of the measuring head 101 penetrates through and extends to the lower part of the bottom plate, the top and the bottom of the bottom plate are provided with a same measuring head mounting hole for fixedly bonding and sleeving the measuring head 101, the measuring head 101 is electrically connected with the magnetic core 100 through a wire, the shell 1 is fixedly sleeved with a supporting plate positioned above the bottom plate, the left side and the right side of the supporting plate are respectively fixedly bonded and installed with the inner wall of the left side and the inner wall of the shell 1, the top of the supporting plate is provided with an inductance coil sleeved on the outer side of the magnetic core 100, and the inductance coil is matched with the magnetic core 100, the bottom of the magnetic core 100 is fixedly connected with a supporting rod 2 through insulation glue in a bonding way, the supporting plate is sleeved on the supporting rod 2 in a sliding way, the top of the supporting plate is provided with a sliding through hole, the inner wall of the sliding through hole is connected with the outer side of the supporting rod 2 in a sliding way, the bottom end of the supporting rod 2 is fixedly connected with a connecting rod 3 with a rectangular structure, the right inner wall of the shell 1 is provided with an installation through hole, the bottom inner wall of the installation through hole is fixedly connected with a limit stop, the right bottom of the shell 1 is fixedly connected with a fixed sleeve 13, the shell 1 is movably sleeved with a quick-release position adjusting part, the quick-release position adjusting part comprises a left inner wall, a right inner wall and a rear inner wall of a U-shaped plate 4,U-shaped plate 4 movably sleeved on the shell 1 and respectively attached to one side corresponding to the shell 1, a square tube 5 with a right side as a plugging structure is fixedly embedded on the right inner wall of the U-shaped plate 4, wherein the right inner wall of the U-shaped plate 4 is provided with an embedded hole, the inner wall of the embedding hole is fixedly connected with the outer side of the square tube 5, the square tube 5 is fixed on the right inner wall of the U-shaped plate 4 through the embedding Kong Qianzhuang, the left side of the square tube 5 is flush with the right inner wall of the U-shaped plate 4, the top inner wall, the bottom inner wall, the front inner wall and the rear inner wall of the square tube 5 are slidably sleeved with the same square 7, the left side of the square 7 is provided with a clamping groove with a rectangular structure, the right end of the connecting rod 3 extends into the clamping groove and is movably clamped with the clamping groove, the right side of the square tube 5 is movably contacted with a mounting plate 6, the left side of the mounting plate 6 is provided with a movable groove with an opening at the bottom, the bottom of the mounting plate 6 is fixedly connected with a rectangular tube 12 with a plugging structure at the top, an L-shaped rod 14 is slidably sleeved in the rectangular tube 12, the left end of the L-shaped rod 14 extends into the fixed sleeve 13 and is movably clamped with the fixed sleeve 13, the right side of the square 7 is rotatably connected with a rotation driving mechanism, the right end of the rotation driving mechanism extends out of the mounting plate 6 and is fixedly connected with a pull ring 9, the mounting plate 6 is rotatably sleeved on the rotation driving mechanism, the same spring 11 is fixedly connected between the right side of the square 7 and the inner wall of the right side of the square tube 5, a thread driving mechanism is rotatably connected on the inner wall of the top of the rectangular tube 12, the top end of the thread driving mechanism is fixedly connected with the bottom of the rotation driving mechanism, and the L-shaped rod 14 is in threaded sleeve connection with the thread driving mechanism;

the rotary driving mechanism comprises a rotary shaft 8, a first bevel gear 10 and a second bevel gear 17, the left end of the rotary shaft 8 is rotatably connected with the right side of the square 7, a first bearing is fixedly connected with the right side of the square 7, the inner side of an inner ring of the first bearing is fixedly connected with the outer side of the rotary shaft 8, the rotary shaft 8 is rotatably connected with the square 7 through the first bearing to achieve the effect of rotating the rotary shaft 8, the right end of the rotary shaft 8 extends out of the mounting plate 6 and is fixedly connected with the left side of the pull ring 9, a second through hole is formed in the inner wall of the right side of the square tube 5, the rotary shaft 8 is positioned in the second through hole and is not in contact with the inner wall of the second through hole, the mounting plate 6 is rotatably sleeved on the rotary shaft 8, a first through hole communicated with the movable groove is formed in the right side of the mounting plate 6, a second bearing is fixedly sleeved in the first through hole, the inner side of the second bearing is fixedly connected with the outer side of the rotary shaft 8, the rotary shaft 8 is rotatably connected with the rotary shaft 8 through the second bearing, the rotary shaft 8 is horizontally rotatably mounted on the mounting plate 6, the first bevel gear 10 is fixedly sleeved on the rotary shaft 8, the second bevel gear 10, the bottom of the first bevel gear 17 is meshed with the movable spring 11;

the thread driving mechanism comprises a screw rod 16, the top end of the screw rod 16 is fixedly connected with the bottom of a second bevel gear 17, a thread groove 15 sleeved with a screw rod 16 outside is formed in the top end of an L-shaped rod 14, a rectangular pipe 12 is rotatably sleeved on the screw rod 16, a third perforation is formed in the inner wall of the top of the rectangular pipe 12, a third bearing is sleeved in the third perforation, the inner side of an inner ring of the third bearing is fixedly connected with the outer side of the screw rod 16, the screw rod 16 is rotatably installed with the third perforation through the third bearing, the effect of rotatably installing the screw rod 16 is achieved, the effect of up-down movement of the L-shaped rod 14 is achieved by utilizing the threaded connection relationship between the screw rod 16 and the thread groove 15, the upper position and the lower position of the magnetic core 100 are conveniently adjusted, the quick-release position adjusting component is conveniently and quickly disassembled and assembled, and disassembled and repeatedly utilized when the subsequent inductance sensor body is damaged, the integral scrapping rate is reduced, and the use requirement is met.

The working principle is as follows: when the magnetic core 100 needs to be adjusted in a moving manner according to actual needs, the pull ring 9 is rotated, the pull ring 9 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the first bevel gear 10 to rotate, the first bevel gear 10 drives the second bevel gear 17 meshed with the first bevel gear to rotate, the second bevel gear 17 drives the screw rod 16 to rotate, under the effect that the screw rod 16 is in threaded connection with the threaded groove 15, the screw rod 16 rotates in the threaded groove 15 and moves upwards or downwards, the screw rod 16 drives the rectangular pipe 12 to slide upwards or downwards on the L-shaped rod 14 through the third bearing, the rectangular pipe 12 drives the mounting plate 6 to move upwards or downwards, the mounting plate 6 drives the rotating shaft 8 to move upwards or downwards through the second bearing, the rotating shaft 8 drives the square 7 to move upwards or downwards through the first bearing, the square 7 drives the square pipe 5 and the connecting rod 3 to move upwards or downwards, the square pipe 5 drives the U-shaped plate 4 to move upwards or downwards on the shell 1, the connecting rod 3 drives the magnetic core 100 to move upwards or downwards through the supporting rod 2, and when the magnetic core 100 moves to a proper position, the rotation 9 is stopped, and the adjustment of the magnetic core 100 is completed, so that the up-and down adjustment of the magnetic core 100 is convenient;

when the quick-release position adjusting component needs to be disassembled, the pull ring 9 is pulled rightwards, the pull ring 9 drives the rotating shaft 8 to move rightwards, the rotating shaft 8 drives the mounting plate 6 to move rightwards through the second bearing, the mounting plate 6 drives the rectangular pipe 12 to move rightwards, the rectangular pipe 12 drives the L-shaped rod 14 to separate from the clamping sleeve 13 rightwards, the rotating shaft 8 also drives the square block 7 to slide rightwards in the square pipe 5 through the first bearing, the spring 11 is compressed, the square block 7 separates rightwards from the connecting rod 3 and retracts into the square pipe 5 to be released from clamping, the clamping of the fixing sleeve 13 and the L-shaped rod 14 is released, the limitation on the U-shaped plate 4 disappears, the U-shaped plate 4 is moved backwards to separate from the shell 1, and the quick-release position adjusting component is disassembled;

when the square plate type spring is installed, the height of the square plate 7 is horizontally aligned with the connecting rod 3, if the L-shaped rod 14 is not aligned with the fixed sleeve 13 at the moment, the pull ring 9 is rotated in the forward direction, the pull ring 9 sequentially passes through the first bevel gear 10 and the second bevel gear 17 to drive the screw 16 to rotate, the screw 16 can drive the L-shaped rod 14 to slide upwards in the rectangular tube 12, when the left end of the L-shaped rod 12 moves upwards to be aligned with the fixed sleeve 13, the pull ring 9 stops rotating, the pull ring 9 is pulled rightwards again at the moment, the motion process of pulling the pull ring 9 rightwards is the same as that of pulling the pull ring 9, the pull ring 9 moves the square plate 7 into the square tube 5 again through the rotating shaft 8 and compresses the spring 11 again, the spring 11 is in a compressed state again, and the U-shaped plate 4 is moved forwards to be clamped on the shell 1 at the moment, then the pulling force to the pull ring 9 is relaxed, the elasticity of the spring 11 in the compression state drives the square 7 to move leftwards, the square 7 drives the clamping groove to be clamped on the connecting rod 3 leftwards, meanwhile, the square 7 drives the rectangular pipe 12 to move backwards leftwards sequentially through the rotating shaft 8 and the mounting plate 6, the rectangular pipe 12 drives the L-shaped rod 14 to be clamped into the fixing sleeve 13 leftwards, at the moment, the shell 1 limits the U-shaped plate 4 leftwards and rightwards, the fixing sleeve 13 limits the L-shaped rod 14 forwards and backwards and upwards, the quick-release position adjusting part is installed, the quick-release position adjusting part is convenient to disassemble and assemble quickly, and the quick-release position adjusting part is convenient to disassemble and assemble and recycle when the subsequent inductive sensor body is damaged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The inductance sensor with the adjustable magnetic core position comprises an inductance sensor body, wherein the inductance sensor body comprises a shell (1) with an opening at the bottom, a magnetic core (100) and a measuring head (101) which are arranged in the shell (1), a bottom plate is fixedly sleeved on the lower portion of the inner side wall of the shell (1), and the bottom end of the measuring head (101) penetrates through and extends to the lower portion of the bottom plate;

the quick-release position adjusting component comprises a U-shaped plate (4) movably sleeved on the shell (1), a square tube (5) with a right side of a blocking structure is fixedly embedded on the inner wall of the right side of the U-shaped plate (4), a square block (7) is sleeved in the square tube (5) in a sliding way, a clamping groove is formed in the left side of the square block (7), the right end of the connecting rod (3) extends into the clamping groove and is movably clamped with the clamping groove, the right side of the square pipe (5) is movably contacted with a mounting plate (6), the left side of the mounting plate (6) is provided with a movable groove with an opening at the bottom, the bottom of the mounting plate (6) is fixedly connected with a rectangular tube (12) with the top of a blocking structure, an L-shaped rod (14) is sleeved in the rectangular tube (12) in a sliding manner, the left end of the L-shaped rod (14) extends into the fixing sleeve (13) and is movably clamped with the fixing sleeve (13), the right side of the square block (7) is rotationally connected with a rotation driving mechanism, the right end of the rotation driving mechanism extends out of the mounting plate (6) and is fixedly connected with a pull ring (9), the mounting plate (6) is rotationally sleeved on the rotation driving mechanism, the same spring (11) is fixedly connected between the right side of the square block (7) and the inner wall of the right side of the square tube (5), the top inner wall of the rectangular pipe (12) is rotatably connected with a thread driving mechanism, the top end of the thread driving mechanism is fixedly connected with the bottom of the thread driving mechanism, and the L-shaped rod (14) is sleeved on the thread driving mechanism in a threaded manner.

2. The inductive sensor with the adjustable magnetic core position according to claim 1, wherein the rotation driving mechanism comprises a rotating shaft (8), a first bevel gear (10) and a second bevel gear (17), the left end of the rotating shaft (8) is rotatably connected with the right side of the square block (7), the right end of the rotating shaft (8) extends out of the mounting plate (6) and is fixedly connected with the left side of the pull ring (9), the mounting plate (6) is rotatably sleeved on the rotating shaft (8), the first bevel gear (10) is fixedly sleeved on the rotating shaft (8), the second bevel gear (17) is engaged at the bottom of the first bevel gear (10), and the spring (11) is movably sleeved on the rotating shaft (8).

3. The inductive sensor of claim 1, wherein the screw driving mechanism comprises a screw (16), the top end of the screw (16) is fixedly connected with the bottom of the second bevel gear (17), the top end of the L-shaped rod (14) is provided with a thread groove (15) in threaded fit with the outer side of the screw (16), and the rectangular tube (12) is rotatably sleeved on the screw (16).

4. The inductive sensor of claim 1, wherein the left side of the square tube (5) is flush with the inner wall of the right side of the U-shaped plate (4).

5. The inductive sensor of claim 1, wherein a limit stop is fixedly connected to an inner wall of the bottom of the mounting through hole.

6. The inductive sensor of claim 1, wherein the top of the support plate is provided with a sliding through hole, and the inner wall of the sliding through hole is slidably connected with the outer side of the support rod (2).

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