CN218347468U

CN218347468U - Hall manual control accelerator device

Info

Publication number: CN218347468U
Application number: CN202222217506.0U
Authority: CN
Inventors: 张烁; 熊正茂; 宋欢; 成海鹏
Original assignee: Ascent Sensing System Wuhan Co ltd
Current assignee: Ascent Sensing System Wuhan Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2023-01-20
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a manual throttle device of hall formula, include: the sensor comprises a sensor bracket, a Hall sensor, a handle, a bolt, a wave spring, a spring pressing block and the like; the sensor bracket, the wave spring, the spring pressing block and the handle are concentrically penetrated and screwed in sequence from bottom to top between the fixed shaft bolt and the bolt cap of the bolt; the magnet seat is clamped and fixed on a clamping hole of the handle by utilizing a pin column on the magnet seat, the top end of the magnet seat is fixedly provided with a magnet which has a coaxial cylindrical structure with the fixed shaft bolt, an induction area of the Hall sensor is concentrically embedded on the magnet in a non-contact way, the induction area of the Hall sensor is used for inducing the rotation change of the magnet, and the Hall sensor is fixed on the sensor bracket; the beneficial effects of the utility model are that: the service life of the Hall sensor is prolonged.

Description

Hall manual control accelerator device

Technical Field

The utility model relates to a manual throttle field specifically is a manual throttle device of hall formula.

Background

The application discloses a CN205422953U operating rod type electronic hand throttle, the internal parts of the operating rod type electronic hand throttle are assembled by pressing a sensor shell on an operating rod component, the sensor shell continuously receives upward extrusion force in the using process, the service life of the sensor is greatly reduced under long-time use, and the problems of throttle reaction slowness and throttle reaction inaccuracy are caused by the service life problem of the sensor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a manual throttle device of hall formula to solve the problem that mentions in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a hall-type manual throttle device comprising: the sensor comprises a sensor bracket, a Hall sensor, a handle, a bolt, a wave spring, a spring pressing block, a fixed shaft bolt, a magnet seat, a magnet, a connecting bolt, a connecting frame, a connecting bolt hole and a positioning hole; the magnetic induction device comprises a clamping hole, a fixed shaft bolt threaded hole and a magnet induction surface; the sensor support is provided with a positioning hole for positioning, a fixed shaft bolt is arranged above the sensor support, a fixed shaft bolt threaded hole is formed in the center of the fixed shaft bolt, a bolt is arranged below the sensor support and screwed in the fixed shaft bolt threaded hole, the sensor support, the wave spring, the spring pressing block and the handle are concentrically penetrated and screwed and matched from bottom to top between the fixed shaft bolt and a bolt cap of the bolt, the wave spring is in a compressed state under the action of no external force and has outward-expanded elastic potential energy, so that the sensor support, the wave spring, the spring pressing block and the handle can keep relatively static due to friction under the action of no external force, and the handle and the fixed shaft bolt are movably matched in a rotating manner; handle one end is circular shape lamellar structure, and lamellar structure's center is equipped with and fixes the hole site of shaft bolt complex, has four group's card holes to establish on the handle around this hole site circumference array, be equipped with four group and the round pin post that the card hole corresponds on the magnet seat, the magnet seat utilizes the round pin post joint on it to fix on the card hole of handle, and the top of magnet seat is fixed to be equipped with one and the fixed shaft bolt is with the magnet of axle center cylinder structure, hall sensor's the concentric non-contact in induction zone inlays on magnet, and hall sensor's induction zone is used for the rotatory change of induction magnet, and hall sensor fixes on the sensor support.

Preferably, for the convenience of fixing the hall sensor, the two sides of the sensor support are provided with support structures extending upwards, the support structures are bent outwards to form two groups of connecting frames after extending beyond the height of the handle, each group of connecting frames is provided with a connecting bolt hole, two groups of connecting bolts are adopted to penetrate through the hall sensor and are screwed in the two groups of connecting bolt holes respectively, and then the hall sensor is fixed on the connecting frames.

Preferably, the end face of the magnet far away from the magnet seat is a magnet sensing face which is used for Hall sensing with the Hall sensor.

Preferably, the magnet holder is made of a non-magnetic material in order to prevent the magnet holder from affecting the magnetic properties of the magnet.

Preferably, in order to prevent the fixing shaft bolt and the positioning hole from being circumferentially displaced under the action of external force, the fixing shaft bolt is cut with a linear cut, and the cross-sectional profile of the hole of the same positioning hole and the cross-sectional profile of the fixing shaft bolt are kept consistent.

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

(1) because the fixed shaft bolt and the bolt are arranged, the sensor support, the wave spring, the spring pressing block and the handle are concentrically penetrated and screwed and matched between the fixed shaft bolt and the bolt cap of the bolt from bottom to top in sequence, the sensor shell is not required to compress the control rod assembly for assembly, the elastic force of the wave spring is not directly applied to the Hall sensor, and the normal service life of the Hall sensor is not shortened.

(2) Because the induction area of the Hall sensor is concentrically embedded on the magnet in a non-contact way, the Hall sensor is not in direct contact with the reaction element (the magnet), the use abrasion of the Hall sensor is further reduced, and the service life of the Hall sensor is prolonged.

Drawings

Fig. 1 is an exploded view of a hall-type manual throttle device.

Fig. 2 is a schematic cross-sectional view of a hall-type manual throttle device.

Fig. 3 is a schematic diagram of the overall assembly structure of a hall-type manual throttle device.

Fig. 4 is a schematic diagram of a disassembled structure of a hall-type manual throttle device.

In the figure: 1. a sensor holder; 2. a Hall sensor; 3. a handle; 4. a bolt; 5. a wave spring; 6. A spring pressing block; 7. fixing the shaft bolt; 71. fixing a shaft bolt threaded hole; 8. a magnet base; 9. a magnet; 91. a magnet sensing surface; 10. a connecting bolt; 11. a connecting frame; 12. a connecting bolt hole; 13. positioning holes; 14. and (4) clamping the hole.

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 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.

Referring to fig. 1 to 4, in an embodiment of the present invention, a hall-type manual throttle device includes: the sensor comprises a sensor bracket 1, a Hall sensor 2, a handle 3, a bolt 4, a wave spring 5, a spring pressing block 6, a fixed shaft bolt 7, a magnet seat 8, a magnet 9, a connecting bolt 10, a connecting frame 11, a connecting bolt hole 12 and a positioning hole 13; a clamping hole 14, a fixed shaft bolt threaded hole 71 and a magnet sensing surface 91; the sensor support 1 is provided with a positioning hole 13 for positioning, a fixed shaft bolt 7 is arranged above the sensor support 1, a fixed shaft bolt threaded hole 71 is arranged in the center of the fixed shaft bolt 7, a bolt 4 is arranged below the sensor support 1 and screwed in the fixed shaft bolt threaded hole 71, the sensor support 1, the wave spring 5, the spring pressing block 6 and the handle 3 are concentrically penetrated and screwed in sequence from bottom to top between the fixed shaft bolt 7 and a bolt cap of the bolt 4, and under the action of no external force, the wave spring 5 is in a compressed state and has elastic potential energy expanding outwards, so that the sensor support 1, the wave spring 5, the spring pressing block 6 and the handle 3 can keep relatively static due to friction force under the action of no external force, wherein the handle 3 and the fixed shaft bolt 7 are movably matched in a rotating manner; handle one end is circular shape lamellar structure, and the center of lamellar structure is equipped with and fixes the hole site of axle bolt 7 complex, has four group's card holes 14 to establish on handle 3 around this hole site circumference array, be equipped with four group and the round pin post that card hole 14 corresponds on magnet seat 8, magnet seat 8 utilizes the round pin post joint on it to fix on handle 3's card hole 14, and the top of magnet seat 8 is fixed to be equipped with one and fixes axle bolt 7 with the magnet 9 of axle center cylinder structure, hall sensor 2's the concentric non-contact of induction area inlays outward on magnet 9, and hall sensor 2's induction area is used for induction magnet 9's rotation change, and hall sensor 2 fixes on sensor support 1.

In order to fix the hall sensor conveniently, two sides of the sensor support 1 are provided with support structures extending upwards, the support structures are bent outwards to form two groups of connecting frames 11 after extending beyond the height of the handle 3, each group of connecting frames 11 is provided with a connecting bolt hole 12, two groups of connecting bolts 10 are adopted to penetrate through the hall sensor 2 and are screwed into the two groups of connecting bolt holes 12 respectively, and then the hall sensor 2 is fixed on the connecting frames 11.

The end face of the magnet 9 far away from the magnet base 8 is a magnet sensing surface 91 which is used for Hall sensing with the Hall sensor 2.

In order to prevent the magnet base 8 from affecting the magnetism of the magnet 9, the magnet base 8 is made of a non-magnetic material.

In order to prevent the fixing shaft bolt 7 and the positioning hole 13 from being displaced in the circumferential direction under the action of external force, a linear cut is cut in the fixing shaft bolt 7, and the hole cross-sectional profile of the same positioning hole 13 and the cross-sectional profile of the fixing shaft bolt 7 are kept consistent.

When in use, the Hall sensor 2 is externally connected with a controller of an agricultural machine (such as a rice machine, a rice transplanter and a seeder),

the utility model discloses a theory of operation is:

because wave spring 5 is in compression state, has the elastic potential energy that expands outward, make sensor support 1, wave spring 5, spring briquetting 6, between the handle 3 at the nothing under the exogenic action, can keep relative static because of frictional force, work as the utility model discloses external equipment needs accelerator drive, stir handle 3, handle 3 takes place to deflect around fixed pintle 7 under the effect of external force, because magnet seat 8 and handle 3 fixed connection, magnet seat 8 and magnet 9 fixed connection, so magnet seat 8 and magnet 9 take place rotatoryly jointly under handle 3's effect, this rotatory rotation amount is obtained through hall sensor 2, and hall sensor 2 converts this rotation amount into the signal of telecommunication and sends for external agricultural machinery controller, and agricultural machinery controller makes power output scale deposit adjustment according to the signal of telecommunication (hall sensor does not omit its concrete and theory of operation for the direct application protection range of this application admittedly).

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; moreover, 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 or to implicitly indicate the number of technical features indicated; thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein; any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A hall-type manual throttle device comprising: the sensor comprises a sensor bracket (1), a Hall sensor (2), a handle (3), a bolt (4), a fixed shaft bolt (7), a magnet seat (8), a magnet (9), a connecting bolt (10) and a positioning hole (13); a chucking hole (14); the method is characterized in that: the sensor support is characterized in that a positioning hole (13) for positioning is formed in the sensor support (1), a fixed shaft bolt (7) is arranged above the sensor support (1), a fixed shaft bolt threaded hole (71) is formed in the center of the fixed shaft bolt (7), a bolt (4) is arranged below the sensor support (1) and screwed in the fixed shaft bolt threaded hole (71), the sensor support (1), the wave spring (5), the spring pressing block (6) and the handle (3) are concentrically penetrated and screwed and matched between the fixed shaft bolt (7) and a bolt cap of the bolt (4) from bottom to top in sequence, and the wave spring (5) is in a compressed state and has external expansion elastic potential energy under the action of no external force; handle one end is circular shape lamellar structure, and the center of lamellar structure is equipped with and fixes shaft bolt (7) complex hole site, has four group's card holes (14) to establish on handle (3) around this hole site circumference array, be equipped with four groups and the round pin post that card hole (14) correspond on magnet seat (8), magnet seat (8) utilize round pin post joint on it to fix on card hole (14) of handle (3), the top of magnet seat (8) is fixed to be equipped with one and fixed shaft bolt (7) with magnet (9) of axle center cylinder structure, the induction zone of hall sensor (2) is concentric non-contact to be inlayed on magnet (9) outward, and the induction zone of hall sensor (2) is used for the rotatory change of induction magnet (9), and hall sensor (2) are fixed on sensor support (1).

2. The hall-type manual throttle device according to claim 1, wherein: sensor holder (1) both sides are equipped with the supporting structure who upwards extends, and supporting structure outwards buckles and forms two sets of link (11) after extending the height that surpasss handle (3), are equipped with a connecting bolt hole (12) on every link (11), adopt two sets of connecting bolts (10) to pierce through in hall sensor (2) screw respectively two sets of connecting bolt holes (12), and then fix hall sensor (2) on link (11).

3. The hall-type manual throttle device according to claim 1, characterized in that: the end face of the magnet (9) far away from the magnet seat (8) is a magnet induction surface (91).

4. The hall-type manual throttle device according to claim 1, wherein: the magnet seat (8) is made of a non-magnetic material.

5. The hall-type manual throttle device according to claim 1, wherein: the fixing shaft bolt (7) is cut with a linear cut, and the cross section contour of the same positioning hole (13) is consistent with that of the fixing shaft bolt (7).