CN211292950U - Maintain convenient axis speed sensor - Google Patents

Abstract

The utility model discloses a middle shaft speed sensor with convenient maintenance, which comprises a sensor main body, a clamping mechanism and a fixing mechanism, wherein the middle part of the sensor main body is provided with a hollow part, the fixing mechanism is used for sealing the hollow part and is clamped and fixed by a clamping mechanism, the fixing mechanism comprises a first clamping ring and a second clamping ring, the first clamping ring and the second clamping ring are both in a semi-annular structure, and arc grooves are arranged on the circumferential inner wall facing the sensor main body, two groups of arc grooves are vertically distributed in parallel along the inner walls of the first snap ring and the second snap ring, the outer wall of the sensor main body is integrally provided with a convex ring which is annularly distributed along the circumferential outer wall of the sensor main body, the convex ring extends into the inner side of the arc-shaped groove, the clamping mechanism at least comprises a sub-buckle fixedly arranged on the second clamping ring and a female buckle fixedly connected with the first clamping ring. The center shaft speed sensor convenient to maintain is reasonable in structure, convenient to maintain, convenient to use and capable of being widely used.

Description

Maintain convenient axis speed sensor

Technical Field

The utility model belongs to the technical field of speedtransmitter, concretely relates to maintain convenient axis speedtransmitter.

Background

The sensor is an original element which converts the change of non-electricity (such as speed and pressure) into the change of electricity, can be divided into a pressure sensor, a speed sensor, a temperature sensor and the like according to the different converted non-electricity, and is a part and an accessory for measuring and controlling instruments and equipment. Traditional speed measurement is mostly with rotation type velocity of motion measurement and linear motion velocity of motion measurement, but has not few irregular in the real industrial automation to test the speed, for example the sportsman moves the speed and tests the speed, and under the condition such as golf speed measurement, radar speed sensor can satisfy these requirements.

At present, the tacho sensor is the integral structure mostly, is not convenient for maintain inside, when overhauing, often need demolish a large amount of bolts, wastes time and energy, needs further improvement.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a maintain convenient axis speedtransmitter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a center shaft speed sensor convenient to maintain comprises a sensor main body, a clamping mechanism and a fixing mechanism, wherein the middle part of the sensor main body is hollowed out, the hollowed out part is sealed by the fixing mechanism, and the fixing mechanism is clamped and fixed by the clamping mechanism;

the fixing mechanism comprises a first clamping ring and a second clamping ring, the first clamping ring and the second clamping ring are of semi-annular structures, arc-shaped grooves are formed in the circumferential inner wall facing the sensor main body, two groups of arc-shaped grooves are vertically distributed along the inner walls of the first clamping ring and the second clamping ring side by side, convex rings are integrally constructed on the outer wall of the sensor main body and distributed along the circumferential outer wall of the sensor main body in an annular mode, and the convex rings extend into the inner sides of the arc-shaped grooves;

chucking mechanism includes at least that fixed mounting is at the son buckle on the second snap ring to and the female buckle with first snap ring fixed connection, son buckle, female buckle all fix the tip that sets up at the outer arc surface, and son buckle and female buckle position parallel and level, the protruding fixture block that is provided with L shape structure on the face of female buckle, female buckle is the opening setting on the face of son buckle, supplies the fixture block to stretch into, the inside of female buckle still is provided with mutual elastic connection's outer tube and slide bar, the top face of female buckle is still vertical installs the pull rod, the bottom of pull rod articulate have with the cardboard of fixture block butt.

Preferably, the slide bar and the outer tube are both horizontally arranged, one end of the outer tube is fixedly connected with the inner wall of the female buckle, and the other end of the outer tube is provided with an opening for the slide bar to extend into.

Preferably, a second spring is horizontally arranged in the outer pipe and is fixedly connected with a sliding rod extending into the outer pipe.

Preferably, the bottom of the pull rod extends into the female fastener, and a torsion spring is installed at the position hinged with the fastener.

Preferably, the bottom pole wall of pull rod still welds perpendicularly has two sets of connecting blocks, vertical fixed mounting has first spring on the face of connecting block orientation female buckle top inner wall.

Preferably, the inside lateral wall of female buckle still horizontal welding has a gag lever post, gag lever post and cardboard butt, the cardboard is driven by the pull rod and is vertically gone up and down.

The utility model discloses a technological effect and advantage: this maintain convenient axis speedtransmitter, but split setting through fixed establishment, when needs maintain sensor inside, split sensor main part fast, need not too much numerous and diverse operation, time saving and labor saving, through chucking mechanism with first snap ring and second snap ring separation, the pulling kelly, lose the spacing back of fixture block, can shift out the fixture block from female buckle inside, and then with son buckle and female buckle separation, the simple operation, save operating time, this maintain convenient axis speedtransmitter, rational in infrastructure, it is convenient to maintain, high durability and convenient use, and can be widely used.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the chucking mechanism of the present invention;

fig. 3 is a schematic view of the structure of the present invention in the unfolded state.

In the figure: the sensor comprises a sensor main body 1, a clamping mechanism 2, a fixing mechanism 3, a sub-buckle 4, a first spring 5, a connecting block 6, a clamping plate 7, an outer tube 8, a female buckle 9, a second spring 10, a sliding rod 11, a clamping block 12, a pull rod 13, a limiting rod 14, a first clamping ring 15 and a second clamping ring 16.

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 utility model provides a conveniently maintained middle shaft speed sensor as shown in figures 1-3, which comprises a sensor main body 1, a clamping mechanism 2 and a fixing mechanism 3, wherein the middle part of the sensor main body 1 is provided with a hollow part, the hollow part is sealed by the fixing mechanism 3, and the fixing mechanism 3 is clamped and fixed by the clamping mechanism 2;

the fixing mechanism 3 comprises a first clamping ring 15 and a second clamping ring 16, the first clamping ring 15 and the second clamping ring 16 are both in a semi-annular structure, arc-shaped grooves are formed in the circumferential inner wall facing the sensor main body 1, two groups of arc-shaped grooves are vertically distributed along the inner walls of the first clamping ring 15 and the second clamping ring 16 side by side, convex rings are integrally constructed on the outer wall of the sensor main body 1 and are distributed along the circumferential outer wall of the sensor main body 1 in an annular mode, and the convex rings extend into the inner sides of the arc-shaped grooves;

the clamping mechanism 2 at least comprises a sub-buckle 4 fixedly arranged on a second clamping ring 16 and a female buckle 9 fixedly connected with a first clamping ring 15, the sub-buckle 4 and the female buckle 9 are fixedly arranged at the end part of the outer arc surface, the position of the sub-buckle 4 is flush with the position of the female buckle 9, a clamping block 12 with an L-shaped structure is convexly arranged on the surface facing the female buckle 9, the surface of the female buckle 9 facing the male buckle 4 is provided with an opening for a clamping block 12 to extend into, the female buckle 9 is also internally provided with an outer tube 8 and a sliding rod 11 which are mutually and elastically connected, the top end surface of the female buckle 9 is also vertically provided with a pull rod 13, the bottom of the pull rod 13 is hinged with a clamping plate 7 which is abutted against a clamping block 12, and through the detachable arrangement of the fixing mechanism 3, when the interior of the sensor main body 1 needs to be maintained, the sensor main body 1 can be quickly disassembled, and excessive and complicated operation procedures are not needed.

Specifically, slide bar 11 and outer tube 8 are the level setting, and the inner wall of the female buckle 9 of 8 one end fixed connection of outer tube, and the other end opening supplies slide bar 11 to stretch into, slide bar 11 and 8 telescopic connection of outer tube.

Specifically, a second spring 10 is horizontally arranged inside the outer tube 8, the second spring 10 is fixedly connected with a sliding rod 11 extending into the outer tube 8, and the sliding rod 11 is ejected out of the outer tube 8 through the elastic force of the second spring 10.

Specifically, the bottom of the pull rod 13 extends into the female buckle 9, a torsion spring is installed at the position hinged to the clamping block 12, and the clamping plate 7 is reset through the elasticity of the torsion spring and is in a vertical state.

Specifically, the bottom pole wall of pull rod 13 has still perpendicularly welded two sets of connecting block 6, vertical fixed mounting has first spring 5 on the face of connecting block 6 towards female buckle 9 top inner wall, and first spring 5 is used for supporting pull rod 13.

Specifically, still horizontal welding has a gag lever post 14 on female buckle 9's the inside lateral wall, gag lever post 14 and cardboard 7 butt, cardboard 7 is driven vertical lift by pull rod 13.

Specifically, when the convenient-to-maintain center shaft speed sensor is used, the pull rod 13 is pulled firstly, the connecting block 6 moves towards the direction of the first spring 5, the first spring 5 contracts, the pull rod 13 drives the clamping plate 7 to be drawn out from between the limiting block 14 and the clamping block 12, after the limiting of the clamping plate 7 is lost, the slide rod 11 is pushed out of the inner side of the outer pipe 8 through the elastic force of the second spring 10, the clamping block 12 is pushed out of the inner side of the female buckle 9 and separated from the clamping buckle 4, the first clamping ring 15 can be separated from the second clamping ring 16, the inner part of the sensor main body 1 is maintained, when the sensor is installed, the first clamping ring 15 is close to the second clamping ring 16, the convex ring on the sensor main body 1 is matched and embedded with the arc-shaped grooves on the first clamping ring 15 and the second clamping ring 16, the sealing performance is effectively improved, the clamping block 12 extends into the inner part of the female buckle 9, the slide, the shrink of second spring 10, cardboard 7 is articulated the setting, stagger with fixture block 12 behind the atress, until rather than the separation back, the elasticity through the torsional spring resets, cardboard 7 is vertical state, elasticity through second spring 10 is tight with fixture block 12 top, because stopper 14's setting, cardboard 7 can only overturn when fixture block 12 gets into, and then cardboard 7 is fixed with the mutual butt of fixture block 12, sensor main part 1 finishes the installation, this maintains convenient axis speedtransmitter, and is rational in infrastructure, it is convenient to maintain, high durability and convenient use, and can be widely used.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a maintain convenient axis speed sensor, includes sensor main part (1), chucking mechanism (2) and fixed establishment (3), its characterized in that: the middle part of the sensor main body (1) is hollowed, the hollowed part is sealed by a fixing mechanism (3), and the fixing mechanism (3) is clamped and fixed by a clamping mechanism (2);

the fixing mechanism (3) comprises a first clamping ring (15) and a second clamping ring (16), the first clamping ring (15) and the second clamping ring (16) are of semi-annular structures, arc-shaped grooves are formed in the circumferential inner wall facing the sensor main body (1), two groups of arc-shaped grooves are vertically distributed in parallel along the inner walls of the first clamping ring (15) and the second clamping ring (16), a convex ring is integrally constructed on the outer wall of the sensor main body (1), the convex ring is annularly distributed along the circumferential outer wall of the sensor main body (1), and the convex ring extends into the inner side of the arc-shaped grooves;

chucking mechanism (2) are including sub-buckle (4) of fixed mounting on second snap ring (16) at least to and female buckle (9) with first snap ring (15) fixed connection, sub-buckle (4), female buckle (9) are all fixed to be set up at the tip of outer arc surface, and sub-buckle (4) and female buckle (9) position parallel and level, and the face of orientation female buckle (9) is gone up the protrusion and is provided with fixture block (12) of L shape structure, female buckle (9) are the opening setting on the face of sub-buckle (4) orientation, supply fixture block (12) to stretch into, the inside of female buckle (9) still is provided with mutual elastic connection's outer tube (8) and slide bar (11), pull rod (13) are still vertically installed to the top terminal surface of female buckle (9), the bottom of pull rod (13) articulates have cardboard (7) with fixture block (12) butt.

2. A conveniently maintained bottom bracket axle speed sensor according to claim 1, wherein: the sliding rod (11) and the outer tube (8) are both horizontally arranged, one end of the outer tube (8) is fixedly connected with the inner wall of the female buckle (9), and the other end of the outer tube is provided with an opening for the sliding rod (11) to stretch into.

3. A conveniently maintained bottom bracket axle speed sensor according to claim 1, wherein: a second spring (10) is horizontally arranged in the outer pipe (8), and the second spring (10) is fixedly connected with a sliding rod (11) extending into the outer pipe (8).

4. A conveniently maintained bottom bracket axle speed sensor according to claim 1, wherein: the bottom of the pull rod (13) extends into the female fastener (9), and a torsion spring is installed at the position hinged with the fastener (12).

5. A conveniently maintained bottom bracket axle speed sensor according to claim 1, wherein: the bottom pole wall of pull rod (13) has two sets of connecting blocks (6) still perpendicular welding, vertical fixed mounting has first spring (5) on connecting block (6) the face towards female buckle (9) top inner wall.

6. A conveniently maintained bottom bracket axle speed sensor according to claim 1, wherein: the novel clamping buckle is characterized in that a limiting rod (14) is horizontally welded on the side wall of the inner portion of the female buckle (9), the limiting rod (14) is abutted to the clamping plate (7), and the clamping plate (7) is driven by a pull rod (13) to vertically lift.

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