CN218668979U

CN218668979U - Control type gear driving device

Info

Publication number: CN218668979U
Application number: CN202220874493.1U
Authority: CN
Inventors: 吴元礼; 彭毅; 孔朝松; 陈搏浪; 向晓锐; 陈明
Original assignee: Wuhan Leishen Special Equipment Co ltd
Current assignee: Wuhan Leishen Special Equipment Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2023-03-21
Anticipated expiration: 2032-04-15

Abstract

The utility model relates to a control type gear drive arrangement, the power distribution box comprises a box body, the driving shaft, the driven shaft, initiative face gear, driven face gear, manual control subassembly and power device, driving shaft and driven shaft parallel to each other interval set up, and rotate respectively and assemble in the box, power device is connected with driving shaft one end, but initiative face gear endwise slip assembles on the driving shaft, the rotatable assembly of driven face gear is on the driving shaft, the one end that initiative face gear and driven face gear are close to each other is equipped with the insection respectively, and driven face gear periphery is equipped with the insection, the fixed driven gear who is equipped with driven face gear periphery insection interlock on the driven shaft, manual control subassembly and initiative face gear swivelling joint, and can order about initiative face gear and remove to with driven face gear interlock or separation. The advantages are that: the meshing and separating states of the driving face gear and the driven face gear can be controlled through the manual control assembly, and two driving modes are achieved.

Description

Control type gear driving device

Technical Field

The utility model relates to a special type vehicle equipment technical field, in particular to control type gear drive.

Background

In some special vehicle doors, a gear driving device is generally mounted for controlling the opening of the door, and specifically, the gear driving device is mounted on the door and is matched with a rack meshed with an internal gear thereof to realize the automatic opening of the door. However, in case of sudden situation, the power failure of the gear driving device will lock the door and make it difficult to open the door.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a control type gear drive is provided, the effectual defect of overcoming prior art.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a control type gear drive, the power distribution box comprises a box body, the driving shaft, the driven shaft, initiative face gear, driven face gear, manual control subassembly and power device, above-mentioned driving shaft and driven shaft are parallel to each other the interval sets up, and rotate respectively and assemble between the both ends inner wall of above-mentioned box, above-mentioned power device is connected with the one end transmission of above-mentioned driving shaft, but the assembly of initiative face gear axial sliding is on above-mentioned driving shaft, the rotatable assembly of above-mentioned driven face gear is on above-mentioned driving shaft, the one end that above-mentioned initiative face gear and driven face gear are close to each other is equipped with the insection respectively, and above-mentioned driven face gear periphery is equipped with the insection, fixed being equipped with the driven gear with the interlock of above-mentioned driven face gear periphery on the above-mentioned driven shaft, above-mentioned manual control subassembly and the aforesaid initiative face gear swivelling joint, and can order about above-mentioned initiative face gear and move along above-mentioned driving shaft to interlock or separation with above-mentioned driven face gear.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the driven gear is a spur gear.

Furthermore, the power device is a motor, the motor is assembled on the outer side of the side wall of one end of the box body, and a motor shaft of the motor is in transmission connection with one end of the driving shaft.

Further, the manual control assembly comprises a hand wheel, a plurality of pin shafts and bearings, the bearings are located in the box body and are sleeved on the other end of the driving shaft, one end of the driving end face gear is sleeved on the outside of the bearings, the pin shafts are distributed on the outside of the other end of the driving shaft in a parallel and spaced surrounding mode, one end of each pin shaft is connected with the side end of the corresponding bearing, the other end of each pin shaft penetrates through the side wall of the other end of the box body and is connected with the hand wheel, and the hand wheel is sleeved on the outside of the other end of the driving shaft and can axially move and rotate relative to the other end of the driving shaft.

Further, the other end of the driving shaft is sleeved with a shaft sleeve, the shaft sleeve penetrates through the side wall of the other end of the box body and is fixedly connected with the other end of the box body, threads are arranged on the outer portion of the shaft sleeve, the hand wheel is hollow and is provided with an opening at one end, threads are arranged on the inner wall of the hand wheel, the hand wheel is screwed outside the shaft sleeve, and one end of the hand wheel is connected with the other ends of the pin shafts.

Furthermore, the end part of one end, close to each other, of the driving face gear and the driven face gear is provided with an annular cavity coaxial with each other, and an elastic piece is connected between the annular cavities of the driving face gear and the driven face gear.

Further, the elastic member is a spring, which is sleeved in the annular cavities of the driving face gear and the driven face gear, and two ends of the elastic member are respectively connected with the bottom walls of the annular cavities of the driving face gear and the driven face gear.

The utility model has the advantages that: structural design is reasonable, can order about the meshing and the disengagement state of initiative face gear and driven face gear through the manual control subassembly, realizes two kinds of drive methods, controls more conveniently.

Drawings

Fig. 1 is a schematic structural view of a control type gear driving device according to the present invention;

fig. 2 is a sectional view of the control type gear driving device according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a box body; 2. a drive shaft; 3. a driven shaft; 4. a driving face gear; 5. a driven face gear; 6. a manual control assembly; 7. a power plant; 8. a driven gear; 9. an elastic member; 21. a shaft sleeve; 61. a hand wheel; 62. a pin shaft; 63. and a bearing.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example (b): as shown in fig. 1 and 2, the control type gear driving device of the present embodiment includes a housing 1, a driving shaft 2, a driven shaft 3, a driving face gear 4, a driven face gear 5, a manual control assembly 6 and a power device 7, wherein the driving shaft 2 and the driven shaft 3 are parallel to each other and spaced apart from each other and rotatably mounted between inner walls of two ends of the housing 1, the power device 7 is in transmission connection with one end of the driving shaft 2, the driving face gear 4 is axially slidably mounted on the driving shaft 2, the driven face gear 5 is rotatably mounted on the driving shaft 2, one ends of the driving face gear 4 and the driven face gear 5, which are close to each other, are respectively provided with a tooth pattern, an outer periphery of the driven face gear 5 is provided with a tooth pattern, the driven shaft 3 is fixedly provided with a driven gear 8 engaged with the outer tooth pattern of the driven face gear 5, the manual control assembly 6 is rotatably connected with the driving face gear 4 and can drive the driving face gear 4 to move along the driving shaft 2 to be engaged with or disengaged from the driven face gear 5.

In the in-service use process, whole gear drive is adorned on special vehicle, can select rack or whole device to adorn on required door, during normal use, initiative face gear 4 and the meshing of driven face gear 5 terminal surface, power device 7 provides the rotary power of driving shaft 2, driving shaft 2 drives initiative face gear 4, driven face gear 5 and the linkage of driven gear 8, realize the relative movement with the rack of driven gear 8 meshing, also be the switch operation of door, when power device 7 breaks down, can operate manual control assembly 6, order to initiative face gear 4 along driving shaft 2 axial displacement to separating with driven face gear 5, driven face gear 5 and driven gear 8 can idle relatively driving shaft 2 promptly, thereby can manually order to move the door and open and shut, whole device structural design is reasonable, can order to initiative face gear 4 and driven face gear 5's meshing and separation state through manual control assembly 6, realize two kinds of drive modes, it is more convenient to control.

It should be added that: one end of the driving shaft 2 is connected with the side wall of one end of the box body 1 through a bearing in an assembling mode, so that the driving shaft and the box body are connected in a rotating mode, and the two ends of the driven shaft 3 are also connected with the side walls of the two ends of the box body 1 through bearings in an assembling mode.

In this embodiment, the driven gear 8 may be a conventional spur gear.

In a preferred embodiment, the power unit 7 is a motor, which is mounted on the outside of the side wall of one end of the housing 1, and the motor shaft of which is in transmission connection with one end of the drive shaft 2.

In the above embodiment, the power device 7 uses a conventional servo motor or a stepping motor, and may use a conventional speed reducer as power to ensure stable power output for opening and closing the door.

In a preferred embodiment, the manual control assembly 6 includes a hand wheel 61, a plurality of pins 62 and a bearing 63, the bearing 63 is disposed in the housing 1 and sleeved on the other end of the driving shaft 2, one end of the driving face gear 4 is sleeved on the outside of the bearing 63, the plurality of pins 62 are disposed in parallel and spaced around the outside of the other end of the driving shaft 2, one end of the pin 62 is connected to a side end of the bearing 63, the other end of the pin passes through a side wall of the other end of the housing 1 and is connected to the hand wheel 61, and the hand wheel 61 is sleeved on the outside of the other end of the driving shaft 2 and can move and rotate axially relative to the other end of the driving shaft 2.

In the above embodiment, during normal use, the hand wheel 61 is screwed in advance, the bearing 63 and the driving face gear 4 are pushed by the pin 62 to move to be meshed with the driven face gear 5, so as to transmit power from the driving shaft 2, when manual control is required, the hand wheel 61 rotates reversely (screwed in a direction away from the driven face gear 5), and then the bearing 63 and the driving face gear 4 are driven by the pin 62 to move to be separated from the driven face gear 5, at this time, because the driven face gear 5 is rotatably assembled on the driving shaft 2 (rotatably assembled by adopting a bearing or a shaft sleeve), therefore, the driving shaft 2 idles relative to the driven face gear 5 and the driven gear 8 meshed therewith, namely, the door and the driven gear 8 can be pushed by external force to rotate, so as to realize manual opening and closing of the door, the overall structural design is reasonable, the connection between each component is compact, the installation is stable, and the power transmission is better.

In a preferred embodiment, a sleeve 21 is sleeved on the other end of the driving shaft 2, the sleeve 21 passes through the other end side wall of the housing 1 and is fixedly connected with the other end of the housing 1, a thread is provided on the outside of the sleeve 21, the hand wheel 61 is hollow and has an open end, a thread is provided on the inner wall thereof, the hand wheel 61 is screwed on the outside of the sleeve 21, and one end thereof is connected with the other ends of the plurality of pins 62.

It should be added that: the end of the driving face gear 4 facing away from the driven face gear 5 is coaxially provided with an annular sleeve portion which is coaxially fitted over the outer race of the bearing 63.

What needs to be supplemented is: the end part of one end of the hand wheel 61 is annularly provided with an assembly hole matched with the pin shaft 62, the corresponding end of the pin shaft 62 extends into the assembly hole for connection, and meanwhile, the pin shaft 62 and the outer ring side end of the bearing 63 are assembled in a conventional fixed connection or detachable connection mode.

In the above embodiment, the shaft sleeve 21 is a fixed assembly position, and the hand wheel 61 is spirally connected with the shaft sleeve 21, and the screwed position can be kept fixed, that is, the position of the driving face gear 4 after moving corresponding to the driving shaft 2 can be kept fixed, so that the driving mode can be flexibly switched.

In this embodiment, the driving face gear 4 and the driven face gear 5 are provided with annular cavities coaxial with each other at one end thereof, and an elastic member 9 is connected between the annular cavities.

In the above embodiment, the elastic member 9 is designed to be compressed when the driving face gear 4 and the driven face gear 5 are engaged with each other, and to provide an elastic force when they are separated, so that they can be easily separated.

In this embodiment, the elastic member 9 is a conventional spring, which is sleeved in the annular cavities of the driving face gear 4 and the driven face gear 5, and two ends of the spring are respectively connected (or contacted) with the bottom walls of the annular cavities of the driving face gear 4 and the driven face gear 5.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A control type gear drive device characterized in that: including box (1), driving shaft (2), driven shaft (3), initiative face gear (4), driven face gear (5), manual control subassembly (6) and power device (7), driving shaft (2) and driven shaft (3) parallel to each other the interval set up, and rotate respectively assemble in between the both ends inner wall of box (1), power device (7) with the one end transmission of driving shaft (2) is connected, but initiative face gear (4) endwise slip assemble in on driving shaft (2), rotatable assembly of driven face gear (5) in on driving shaft (2), the one end that initiative face gear (4) and driven face gear (5) are close to each other is equipped with the insection respectively, just driven face gear (5) periphery is equipped with the insection, fixed be equipped with on driven shaft (3) with driven face gear (5) periphery insection interlock driven gear (8), manual control subassembly (6) with initiative face gear (4) swivelling joint, and can order to initiative face gear (4) edge the initiative face gear (2) remove to driving shaft (5) or driven face gear separation.

2. A control type gear drive device according to claim 1, wherein: the driven gear (8) is a straight gear.

3. A control type gear drive device according to claim 1, wherein: the power device (7) is a motor, the motor is assembled on the outer side of the side wall of one end of the box body (1), and a motor shaft of the motor is in transmission connection with one end of the driving shaft (2).

4. A control type gear drive device according to any one of claims 1 to 3, wherein: hand control subassembly (6) include hand wheel (61), many round pin axles (62) and bearing (63), bearing (63) are located in box (1), and the cover is located the other end of driving shaft (2), the one pot head of initiative face gear (4) is established the assembly in bearing (63) outside, many round pin axle (62) parallel and spaced encircle the distribution and be in the other end of driving shaft (2) is outside, the one end of round pin axle (62) with the side of bearing (63) is connected, and the other end passes the other end lateral wall of box (1), and with hand wheel (61) are connected, hand wheel (61) cover is located the other end of driving shaft (2) is outside, and can for the other end axial displacement and the rotation of driving shaft (2).

5. A control type gear drive device according to claim 4, wherein: the other pot head of driving shaft (2) is equipped with axle sleeve (21), axle sleeve (21) pass the other end lateral wall of box (1), and with box (1) other end fixed connection, the outside of axle sleeve (21) is equipped with the screw thread, the inside cavity of hand wheel (61) and one end are uncovered, and its inner wall is equipped with the screw thread, hand wheel (61) close soon with outside axle sleeve (21), and its one end and many the other end of round pin axle (62) is connected.

6. A control type gear drive device according to claim 5, wherein: the end parts of the driving face gear (4) and the driven face gear (5) close to each other are provided with annular cavities coaxial with each other, and an elastic part (9) is connected between the annular cavities of the driving face gear and the driven face gear.

7. A control type gear drive device according to claim 6, wherein: the elastic piece (9) is a spring, the spring is sleeved in annular cavities of the driving face gear (4) and the driven face gear (5), and two ends of the spring are connected with the bottom walls of the annular cavities of the driving face gear (4) and the driven face gear (5) respectively.