CN220625331U

CN220625331U - Explosion-proof encoder

Info

Publication number: CN220625331U
Application number: CN202322152956.0U
Authority: CN
Inventors: 沈桂玲; 齐虎
Original assignee: Shanghai Ayan Industry System Co ltd
Current assignee: Shanghai Ayan Industry System Co ltd
Priority date: 2023-08-11
Filing date: 2023-08-11
Publication date: 2024-03-19
Anticipated expiration: 2033-08-11

Abstract

The application belongs to the technical field of encoders, and discloses an explosion-proof encoder, which comprises a protective cover, wherein the top end of the protective cover is provided with an opening, a conducting shaft is arranged in the opening at the top end of the protective cover, the bottom end of the conducting shaft is connected with a connecting mechanism, the bottom end of the connecting mechanism is provided with four connecting screws, the bottom ends of the four connecting screws are commonly connected with a reinforcing ring, the top end of the reinforcing ring is provided with a fixed ring, the bottom end of the fixed ring is provided with an encoder, the top end of the encoder is provided with an input shaft, and the reinforcing ring and the fixed ring are fixedly sleeved on the outer wall of the input shaft; this application is through laminating four rotor plates on the outer wall of conduction axle to cup joint the limiting ring on the outer wall of four rotor plates, and run through the roof of connecting plate connection protection casing with four fixing screw, drive input shaft pivoted in-process when the conduction axle, rotate through limiting ring restriction conduction axle, can avoid the connection structure between conduction axle and the input shaft to appear deformation and lead to appearing the condition that the off-axis moved to appear.

Description

Explosion-proof encoder

Technical Field

The present application relates to the field of encoder technology, and more particularly, to an explosion-proof encoder.

Background

The encoder is a device for converting angular displacement or linear displacement into electric signals, and has the advantages of high precision, good repeatability, high response speed, high reliability, long service life and the like.

Via search disclosure (bulletin) number: CN219141870U discloses an explosion-proof encoder comprising: the main part, the through-hole has been seted up at the center of main part, the both ends of through-hole are provided with the bearing, two the inside of bearing is provided with the axis body, the input rotation cover of axis body is equipped with the oil blanket, the oil blanket is fixed in on the main part, the output threaded connection of axis body has the lock female, and it is through axis body, cross slider and cross slider formula shaft coupling as the transition, replaces encoder body input shaft to bear huge axial and radial force.

In the practical use process, as the shaft body and the encoder body are connected only through the cross slide block and the cross slide block type coupling, the connecting part is required to bear larger conductive force, deformation can occur in the long-time use process, and the encoder is caused to move in a deflection way.

In order to solve the above problems, the present application provides an explosion-proof encoder.

Disclosure of Invention

The explosion-proof encoder provided by the application adopts the following technical scheme:

the utility model provides an explosion-proof encoder, includes the protection casing, the top of protection casing is equipped with the opening, just be equipped with the conductive shaft in the opening on protection casing top, the bottom of conductive shaft is connected with coupling mechanism, coupling mechanism's bottom is equipped with four connecting screw rods, four the bottom of connecting screw rod is connected with the solid fixed ring jointly, gu the top of solid fixed ring is equipped with solid fixed ring, gu the bottom of solid fixed ring is equipped with the encoder, the top of encoder is equipped with the input shaft, gu fixed ring and solid fixed ring all are fixed cup joint on the outer wall of input shaft.

Through above-mentioned technical scheme, be convenient for in the use, slow down the torsion that the input shaft of encoder received through the conduction axle.

Further, coupling mechanism includes the go-between, be equipped with the cross frame in the go-between, the top central point of cross frame puts and is equipped with the second connecting screw, the top of go-between is equipped with four rotation plates, just all link to each other through the connection pivot between the bottom of rotation plate and the go-between.

Through above-mentioned technical scheme, be convenient for in the use, increase the firm effect of conductive shaft.

Further, the periphery of the conducting shaft is provided with a limiting ring, four connecting plates are fixedly connected to the outer wall of the limiting ring, the upper end and the lower end of each connecting plate are respectively provided with a threaded through hole, and fixing screws are respectively arranged in the threaded through holes on the connecting plates.

Through above-mentioned technical scheme, be convenient for in the use, fix the position of rotor plate.

Further, four inserting grooves are formed in the bottom end of the connecting ring, and the diameter size of each inserting groove is the same as that of the connecting screw rod.

Through the technical scheme, the connecting ring and the connecting screw rod are connected into a whole in the using process conveniently.

Further, four clamping grooves are formed in the outer wall of the conducting shaft, and the width sizes of the four clamping grooves are the same as that of the rotating plate.

Through above-mentioned technical scheme, be convenient for in the use, restrict the position of conductive axis through the pivoted plate.

Further, all be equipped with spacing lug on the rotor plate, and the bottom of spacing lug all is equipped with anti-skidding fold.

By the technical scheme, upward movement of the conducting shaft is avoided.

Further, the bottom of the conducting shaft is provided with a thread groove, and the diameter size of the thread groove is the same as that of the second connecting screw.

Through above-mentioned technical scheme, be convenient for connect into whole with the conductive axis with the second connecting screw rod.

In summary, the present application includes the following beneficial technical effects:

through laminating four rotating plates on the outer wall of conduction axle to cup joint the limiting ring on the outer wall of four rotating plates, and run through the roof of connecting plate connection protection casing with four fixed screw, drive input shaft pivoted in-process when the conduction axle, through limiting ring restriction conduction axle rotation, can avoid the connection structure between conduction axle and the input shaft to appear deformation and lead to appearing the condition that the off-axis moved appears.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic view of a partial structure of the present application;

fig. 3 is a schematic structural diagram of a connection mechanism of the present application.

The reference numerals in the figures illustrate:

1. a protective cover; 2. a confinement ring; 3. a connecting plate; 4. a fixed screw; 5. an encoder; 6. an input shaft; 7. a fixing ring; 8. a reinforcing ring; 9. a connecting screw; 10. a connecting mechanism; 11. a conductive shaft; 12. a connecting ring; 13. a cross frame; 14. a second connecting screw; 15. a rotating plate; 16. is connected with the rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

Examples:

the embodiment of the application discloses explosion-proof encoder, please refer to fig. 1 and 2, including protection casing 1, the top of protection casing 1 is equipped with the opening, and be equipped with conductive shaft 11 in the opening on protection casing 1 top, conductive shaft 11's bottom is connected with coupling mechanism 10, coupling mechanism 10's bottom is equipped with four connecting screw rods 9, four connecting screw rod 9's bottom is connected with the solid fixed ring 8 jointly, gu fixed ring 8's top is equipped with solid fixed ring 7, gu fixed ring 7's bottom is equipped with encoder 5, encoder 5's top is equipped with input shaft 6, gu fixed ring 8 and solid fixed ring 7 all are fixed cup joint on input shaft 6's outer wall, encoder 5's bottom fixed connection protection casing 1's bottom inside.

Referring to fig. 3, the connection mechanism 10 includes a connection ring 12, a cross frame 13 is disposed in the connection ring 12, a second connection screw 14 is disposed at a center of a top end of the cross frame 13, four rotation plates 15 are disposed at a top end of the connection ring 12, and bottom ends of the rotation plates 15 are connected to the connection ring 12 through connection shafts 16, so that the transmission shaft 11 is limited through the rotation plates 15.

Referring to fig. 1 and 2, a limiting ring 2 is disposed on the periphery of a conductive shaft 11, four connecting plates 3 are fixedly connected to the outer wall of the limiting ring 2, threaded through holes are disposed at the upper and lower ends of the four connecting plates 3, fixing screws 4 are disposed in the threaded through holes on the connecting plates 3, and the four fixing screws 4 penetrate through the connecting plates 3 and are connected with the top plate of the protective cover 1, so that the occurrence of eccentric shaft movement of the conductive shaft 11 can be avoided.

Referring to fig. 3, four insertion grooves are formed at the bottom end of the connecting ring 12, and the diameter of each insertion groove is the same as that of the connecting screw 9, so that the connecting screw 9 and the connecting ring 12 are conveniently connected together in use.

Referring to fig. 1 and 2, four engaging grooves are formed on the outer wall of the conductive shaft 11, and the width dimensions of the four engaging grooves are the same as the width dimensions of the rotating plate 15, so that the rotating plate 15 is conveniently attached to the outer wall of the conductive shaft 11.

Referring to fig. 3, the rotation plates 15 are provided with limit protrusions, and the bottom ends of the limit protrusions are provided with anti-slip folds, so that the limit protrusions contact the outer wall of the conductive shaft 11, thereby preventing the conductive shaft 11 from being separated.

Referring to fig. 2 and 3, a threaded groove is formed at the bottom end of the conductive shaft 11, and the diameter of the threaded groove is the same as that of the second connecting screw 14, so as to connect the conductive shaft 11 and the second connecting screw 14 together.

The implementation principle of the embodiment is as follows: when the novel protective cover is used, the second connecting screw 14 is connected with the conductive shaft 11, the four rotating plates 15 are attached to the outer wall of the conductive shaft 11, the limiting rings 2 are sleeved on the outer walls of the four rotating plates 15, the four fixing screws 4 penetrate through the connecting plate 3 to be connected with the top plate of the protective cover 1, and when the conductive shaft 11 drives the input shaft 6 to rotate, the rotation of the conductive shaft 11 is limited through the limiting rings 2.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An explosion-proof encoder, includes protection casing (1), its characterized in that: the top of protection casing (1) is equipped with the opening, just be equipped with conducting axle (11) in the opening on protection casing (1) top, the bottom of conducting axle (11) is connected with coupling mechanism (10), the bottom of coupling mechanism (10) is equipped with four connecting screw rods (9), four the bottom of connecting screw rods (9) is connected with solid fixed ring (8) jointly, gu the top of solid fixed ring (8) is equipped with solid fixed ring (7), the bottom of solid fixed ring (7) is equipped with encoder (5), the top of encoder (5) is equipped with input shaft (6), gu fixed ring (8) and solid fixed ring (7) are all fixed cup joint on the outer wall of input shaft (6).

2. An explosion-proof encoder as defined in claim 1, wherein: coupling mechanism (10) are including go-between (12), be equipped with cross frame (13) in go-between (12), the top central point of cross frame (13) puts and is equipped with second connecting screw (14), the top of go-between (12) is equipped with four rotation plates (15), just all link to each other through connecting pivot (16) between the bottom of rotation plate (15) and go-between (12).

3. An explosion-proof encoder as defined in claim 1, wherein: the periphery of the conduction shaft (11) is provided with a limiting ring (2), four connecting plates (3) are fixedly connected to the outer wall of the limiting ring (2), threaded through holes are formed in the upper end and the lower end of each connecting plate (3), and fixing screws (4) are arranged in the threaded through holes in the connecting plates (3).

4. An explosion-proof encoder as defined in claim 2, wherein: the bottom of the connecting ring (12) is provided with four inserting grooves, and the diameter size of each inserting groove is the same as that of the connecting screw rod (9).

5. An explosion-proof encoder as defined in claim 1, wherein: four clamping grooves are formed in the outer wall of the conducting shaft (11), and the width sizes of the four clamping grooves are the same as that of the rotating plate (15).

6. An explosion-proof encoder as defined in claim 2, wherein: limiting convex blocks are arranged on the rotating plate (15), and anti-skid folds are arranged at the bottom ends of the limiting convex blocks.

7. An explosion-proof encoder as defined in claim 1, wherein: the bottom end of the conducting shaft (11) is provided with a thread groove, and the diameter size of the thread groove is the same as that of the second connecting screw (14).