CN108643749B

CN108643749B - Personnel gate transmission case

Info

Publication number: CN108643749B
Application number: CN201810482339.8A
Authority: CN
Inventors: 魏家炜; 于江; 王超; 糜崇亮; 张持; 杨馥铭; 刘浩仑; 邓振宇
Original assignee: China General Nuclear Power Corp; China Nuclear Power Technology Research Institute Co Ltd; CGN Power Co Ltd
Current assignee: China General Nuclear Power Corp; China Nuclear Power Technology Research Institute Co Ltd; CGN Power Co Ltd
Priority date: 2018-05-18
Filing date: 2018-05-18
Publication date: 2020-02-07
Anticipated expiration: 2038-05-18
Also published as: CN108643749A

Abstract

The invention discloses a personnel gate transmission box, which comprises a box body, a control part and a transmission part, wherein the control part comprises a screw rod arranged on the box body, a slide block connected with the screw rod and N stop blocks sequentially arranged on a moving path of the slide block, each stop block has a preset length and is arranged on the box body in a sliding or rotating manner, the screw rod can drive the slide block to move along the screw rod, and the slide block can push the stop block to a first position and be separated from and reset to a second position by moving; the transmission part comprises an input shaft, N output shafts and N mechanical clutches arranged between the input shaft and the N output shafts, and the N stoppers correspondingly drive the N mechanical clutches to be connected and separated at the first position and the second position respectively so that the input shaft correspondingly drives the corresponding output shafts to rotate or be separated from the corresponding output shafts. The invention uses the number and the length of the stop blocks to carry out personalized customization so as to meet the number of mechanisms and the number of components which need to be controlled and the output duration of the output shaft, and has extremely high universality.

Description

Personnel gate transmission case

Technical Field

The invention relates to the technical field of mechanical devices, in particular to a device for realizing transmission control of a personnel gate.

Background

The existing personnel gate transmission box has single function, is only suitable for personnel gates of specific models, and has poor universality. Therefore, there is a high necessity for a transmission case of a personnel lock gate that can solve the above problems.

Disclosure of Invention

The invention aims to provide a personnel gate transmission box, which can conveniently adjust control logic according to the control requirements of different pile-type personnel gates and has extremely high universality.

In order to achieve the purpose, the invention discloses a personnel gate transmission box which comprises a box body, a control part and a transmission part, wherein the control part comprises a screw rod rotatably installed on the box body, a sliding block connected with the screw rod and N stop blocks sequentially arranged on a moving path of the sliding block, each stop block has a preset length and is installed on the box body in a sliding or rotating mode, the screw rod can drive the sliding block to axially move along the screw rod, the sliding block can push the stop block to slide or rotate to a first position along a preset track in a moving mode and break away from the stop block to enable the stop block to reset to a second position, and N is larger than or equal to 1; the transmission component comprises an input shaft, N output shafts corresponding to the N stop blocks and N mechanical clutches, the mechanical clutches are arranged between the input shaft and the corresponding output shafts, the stop blocks can drive the corresponding mechanical clutches to be connected when sliding or rotating to a first position, and can drive the corresponding mechanical clutches to be separated when resetting to a second position, so that the input shaft correspondingly drives the corresponding output shafts to output or is separated from the corresponding output shafts.

Compared with the prior art, the invention separates the transmission part from the control part, and uses the number, the length and the distance of the stop blocks to carry out personalized customization, thereby meeting the number of mechanisms to be controlled, the number of components and the output duration of the output shaft, conveniently adjusting the control logic according to the control requirements of gates of different pile-type personnel, and having extremely high universality.

Preferably, the transmission component further includes a driving wheel and N driven wheels corresponding to the N stoppers, the mechanical clutch is installed between the corresponding driven wheel and the corresponding output shaft, the input shaft drives the driving wheel to rotate, the driving wheel drives the N driven wheels to rotate, the N driven wheels drive the corresponding output shaft to rotate when the corresponding mechanical clutch is engaged, and the corresponding mechanical clutch is disengaged from the corresponding output shaft when the corresponding mechanical clutch is disengaged. The scheme enables the invention to correspondingly drive the N output shafts to correspondingly act through one input shaft.

Preferably, the bottom surface of the stop block comprises a straight bottom wall axially parallel to the screw rod, when the slider moves to the straight bottom wall, the stop block is pushed to the first position, and when the slider is separated from the straight bottom wall, the stop block resets.

Preferably, the bottom surface of the stopper further includes a guide wall connected to the straight bottom wall and disposed on two opposite sides of the straight bottom wall along the moving direction of the slider, and when the lead screw rotates to drive the slider to move, the slider can move to the straight bottom wall along the guide wall so that the stopper is pushed to the first position and separated from the straight bottom wall along the guide wall so that the stopper is reset to the second position. The guide wall is convenient for the slider to push against the stop block and separate from the stop block. The guide wall can be a guide surface which is inclined, arc-shaped, step-shaped and the like and guides the sliding block into the flat bottom wall or separates from the flat bottom wall.

Preferably, the transmission part further comprises a transition wheel, one side of the transition wheel is meshed with the driving wheel, the other side of the transition wheel is meshed with the driven wheel, the driving wheel drives the transition wheel to rotate, and the transition wheel drives the driven wheel to rotate.

Specifically, the transmission part further comprises a transition shaft rotatably mounted on the box body, and the transition wheel is mounted on the transition shaft and rotates along with the transition shaft.

Specifically, the transmission part further comprises a driving shaft rotatably mounted on the box body and N driven shafts corresponding to the N stoppers, the mechanical clutches are mounted on the corresponding driven shafts, the driving wheel is mounted on the driving shaft and rotates therewith, the driven wheels are mounted on the driven shafts and rotate therewith, the input shaft is connected with the driving shaft through a commutator or directly and drives the driving shaft to rotate, and the N driven shafts are connected with the output shaft through a commutator or directly and drive the output shaft to rotate.

Preferably, the control component further includes N linkage members corresponding to the N stoppers, the stoppers respectively drive the corresponding linkage members to move, and the linkage members drive the corresponding mechanical clutch to move in a clutching manner.

Specifically, the control part further comprises N push rods corresponding to the N stop dogs, the N push rods are slidably mounted on the box body, the stop dogs are mounted at the tail ends of the corresponding push rods, and the other ends of the push rods correspond to the linkage parts, so that the stop dogs drive the corresponding linkage parts to act through the corresponding push rods.

Preferably, the control part further comprises an elastic member connected to the stopper and providing a restoring elastic force to the stopper.

Preferably, the N stop blocks are sequentially arranged on the moving path of the sliding block at preset intervals, so that the action interval of each output shaft of the personnel gate transmission box can be controlled.

Preferably, the sliding block is provided with at least one roller which pushes against the stop blocks, the stop blocks are divided into at least one group and correspond to the at least one roller, and each group of stop blocks are respectively arranged on the moving path corresponding to the roller. The arrangement of the roller is convenient for reducing the friction force generated when the sliding block abuts against and pushes the stop block.

Preferably, the moving direction of the stopper is a straight line and perpendicular to the moving direction of the slider.

Drawings

Fig. 1 is a schematic structural diagram of a personnel lock transmission box.

FIG. 2 is a schematic perspective view of a part of a control part of the transmission case of the personnel lock gate of the present invention.

Fig. 3 is a schematic perspective view of a transmission part of the personnel lock gate transmission box according to the present invention.

FIG. 4 is a schematic view of the connection between the control part and the transmission part of the personnel lock transmission box according to the present invention.

Detailed Description

In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.

Referring to fig. 1, the present invention discloses a personnel lock gear box 100, which includes a box body 10, a control part 20 and a gear part 30.

Referring to fig. 1 and 2, the control component 20 includes a screw rod 21, a slider 22 mounted on the screw rod 21, and N stoppers 23, each stopper 23 has a preset length and is slidably mounted on the box 10, the screw rod 21 is rotatably mounted on the box 10 and can drive the slider 22 to move on the screw rod 21, the N stoppers 23 are disposed on a moving path of the slider 22 in a preset order, the slider 22 can move to push against the stoppers 23 so that the stoppers 23 move to a first position along a preset linear track, and disengage from the stoppers 23 so that the stoppers 23 can be reset to a second position, in this embodiment, N is equal to 4. Of course, N may be 1 or two or more integers such as 2, 3, and 5.

The moving path of the screw rod 21 driving the slider 22 is a linear path parallel to the axial direction of the screw rod 21, that is, the screw rod 21 driving the slider 22 to linearly move along the axial direction of the screw rod 21. Of course, the slide 22 may also be connected to the screw 21 through another screw slider, and the slide 22 may move on the screw slider in a direction perpendicular to the screw 21, in which case, the predetermined path of the slide 22 is a curved path or an inclined path moving along the axial direction of the screw 21.

In this embodiment, the first position refers to a position corresponding to the stopper 23 when the mechanical clutch 40 is engaged, and the second position refers to a position corresponding to the stopper 23 when the mechanical clutch 40 is disengaged. The first bit and the second bit may be a specific location point or a location range.

Referring to fig. 1 and 3, the transmission member 30 includes an input shaft 31, a driving wheel 32 rotatably mounted on the housing 10, N driven wheels 33 and N output shafts 34 corresponding to the N stoppers and rotatably mounted on the housing 10, and N mechanical clutches 40 corresponding to the N stoppers, one end M of each mechanical clutch 40 is connected to a driven shaft 52 on which a corresponding driven wheel 33 is mounted, and the other end L is adapted to be connected to a corresponding output shaft 34, so that the N mechanical clutches 40 are respectively mounted between the N driven wheels 33 and the N output shafts 34, each stopper 23 drives the corresponding mechanical clutch 40 to engage in a first position, each stopper 23 disengages from the first position and drives the mechanical clutch 40 to disengage in a second position, the input shaft 31 drives the driving wheel 32 to rotate, and the driving wheel 32 drives the N driven wheels 33 to rotate, the N driven wheels 33 respectively drive the N output shafts 34 to rotate when the corresponding mechanical clutch 40 is engaged. Of course, in other embodiments, the stop 23 may be configured to move the mechanical clutch 40 into engagement when in the second position and to move the mechanical clutch 40 out of engagement when in the second position and the first position. Of course, the structure of the transmission member 30 is not limited to the above embodiment, for example, N output shafts 34 may be directly driven by N input shafts 31, and in this case, the mechanical clutch 40 is directly disposed between the input shafts 31 and the output shafts 34.

Preferably, referring to fig. 1 and fig. 2, the sliding block 22 is provided with a roller 221 for pushing the stopper 23, the stopper 23 is disposed on a moving track of the roller 221, and when the sliding block 22 moves to a position corresponding to a certain stopper 23, the roller 221 contacts the stopper 23 and rotates relative to the sliding block 22 along with the movement of the sliding block 22, so that the roller 221 gradually rolls along with the movement of the sliding block 22 to push the stopper 23 to move the stopper 23 to a side away from the screw rod 21. Referring to fig. 2, in the present embodiment, one slider 22 has two rollers 221, and the stoppers 23 are divided into two groups and respectively disposed on the moving tracks of the two rollers 221. Of course, one slider 22 may have one, three, etc. two or more rollers, and the stoppers 23 may be correspondingly divided into one, three, etc. two or more groups and respectively disposed on the moving tracks of the corresponding rollers 221.

Referring to fig. 2, the slide 22 is slidably mounted on the casing 10 through a guide 27, the guide 27 is a linear guide axially parallel to the screw 21, and the predetermined path of the slide 22 is a linear path axially parallel to the screw 21. In particular, the guide rails 27 are formed by two guide shafts located on two opposite sides of the screw 21.

Referring to fig. 1, 2 and 4, in the present embodiment, the bottom surface of the stopper 23 is provided with a flat bottom wall 231 axially parallel to the screw 21, the roller 221 is rolled against the stopper 23 until moving to the flat bottom wall 231 of the stopper 23, the stopper 23 is stationary and kept in the first position, the roller 221 is rolled on the flat bottom wall with the movement of the slider 22 until being separated from the flat bottom wall 231, and the stopper 23 is reset to the second position. In this embodiment, the first position indicates a position where the corresponding stopper 23 is located when the mechanical clutch 40 is engaged, and the second position indicates a position where the corresponding stopper 23 is located when the mechanical clutch 40 is disengaged. The first bit and the second bit may be a specific location point or a location range.

Preferably, referring to fig. 1, the stoppers 23 are sequentially disposed on the moving path of the slider 22 at a predetermined interval. Referring to fig. 2, when the stoppers 23 are divided into a plurality of groups, each group of stoppers 23 is sequentially disposed on the moving path of the corresponding roller 221 at a predetermined interval.

Preferably, referring to fig. 4, the control part 20 further includes an elastic member 26, and the elastic member 26 is mounted on the stopper 23 and provides a restoring elastic force to the stopper 23. Specifically, the elastic member 26 is a compression spring which is installed between the stopper 23 and the case 10 and pushes the stopper 23 in the direction of the screw 21. Of course, other components or gravity may provide the reset force to the stop 23, such as the stop 23, the self-gravity of the mechanical clutch 40 providing the reset force to the stop 23, the engaged reset force of the mechanical clutch 40 in turn providing the stop 23 with the reset force, and so on.

The number, length and spacing of the stop blocks 23 are set according to actual requirements, so that the number of mechanisms to be controlled, the number of parts and the output time of the output shaft are met. The number of stops 23 may be one, two, three, etc. several.

With continued reference to fig. 1, 2 and 4, the stopper 23 further includes a guide wall 232 connected to the flat bottom wall 231 and disposed on two opposite sides of the flat bottom wall 231 along the axial direction of the lead screw 21 (along the moving path of the slider 22), when the lead screw 21 rotates to drive the slider 22 to move, the slider 22 can move along the guide wall 232 to the flat bottom wall 231 so that the stopper 23 is pushed to the first position, and disengage from the flat bottom wall 231 along the guide wall 232 so that the stopper 23 is reset to the second position. In this embodiment, the guide wall 232 is an inclined wall. Of course, the guide wall may be curved, stepped, or the like to guide the slider into or out of the guide surface of the flat bottom wall.

With continued reference to fig. 1 and 4, the control component 20 further includes N linkage members 25 corresponding to the N stoppers 23 and N push rods 24 corresponding to the N stoppers 23, the N push rods 24 are all slidably mounted on the box 10, each stopper 23 is mounted at the end of the corresponding push rod 24, one end of each linkage member 25 is connected to the corresponding push rod 24, the other end of each linkage member 25 is connected to the corresponding mechanical clutch 40, the stoppers 23 drive the push rods 24 to slide, and the push rods 24 drive the corresponding linkage members 25 to move, so that the linkage members 25 drive the corresponding mechanical clutches 40 to engage or disengage.

Referring to fig. 4, specifically, the linkage 25 includes a first portion 251 slidably mounted on the housing 10 and a second portion 252 formed by bending and extending the first portion 251 and fixedly connected to the first portion 251, the first portion 251 is slidably mounted on the housing 10 through two mounting seats 241, the mounting seats 241 are fixed on the housing 10, and the second portion 252 is connected in parallel to the first portion 251 between the two mounting seats 241, at this time, the mounting seats 241 also play a role of limiting while mounting the push rod 24. When the stopper 23 moves from the second position to the first position, the push rod 24 drives the first portion 251 to slide to a side away from the screw 21, the first portion 251 drives the second portion 252 to move along the arrow a direction, and the second portion 252 drives the mechanical clutch 40 to engage. When the stopper 23 moves from the first position to the second position, the push rod 24 drives the first portion 251 to slide toward the side close to the screw 21, the first portion 251 drives the second portion 252 to move in the direction opposite to the arrow a, and when the stopper 23 moves to the second position, the second portion 252 drives the mechanical clutch 40 to disengage.

Referring to fig. 4, the predetermined trajectory of the stopper 23 is a straight trajectory. Specifically, the sliding direction of each stopper 23 is relatively perpendicular to the axial direction of the screw 21. In this embodiment, the stopper 23 is slidably mounted on the frame 10 along a horizontal direction, the screw rod 21 is disposed along a vertical direction, and the elastic member provides a restoring elastic force to the stopper 23. Of course, each of the stoppers 23 may also be slidably mounted on the frame 11 along other predetermined tracks. For example, in another embodiment, the stop 23 may also be disposed in a vertical direction, the screw 21 is disposed in a horizontal direction, the first position of the stop 23 is located at a high position, and the second position is located at a low position, so that the gravity of the stop 23 can provide a falling return elastic force to the stop 23. Of course, the preset track of the sliding installation of the stopper 23 is not limited to a straight line, and may be another track realized by another sliding track such as an arc track, so that when the slider 22 pushes against the stopper 23, the stopper 23 moves to the first position along the other preset track such as the arc track. Of course, the stopper 23 may also be rotatably mounted on the frame 10, so that when the slider 22 pushes against the stopper 23, the stopper 23 moves to the first position along the predetermined rotation track.

With continued reference to fig. 1 and 3, the transmission component 30 further includes a transition wheel 35 rotatably mounted on the box body 10, one side of the transition wheel 35 is engaged with the driving wheel 32, the other side is engaged with the driven wheel 33, the driving wheel 32 drives the transition wheel 35 to rotate, and the transition wheel 35 drives the driven wheel 33 to rotate.

Referring to fig. 1 and 3, the transmission part 30 further includes a driving shaft 51, a driven shaft 52 and a transition shaft 53 rotatably mounted on the housing 10, and the transition wheel 35 is mounted on the transition shaft 53 and rotates with the transition shaft 53. The driving wheel 32 is mounted on the driving shaft 51 and rotates therewith, N driven shafts 52 are respectively corresponding to the N stoppers 23, the driven wheels 33 are mounted on the corresponding driven shafts 52 and rotate therewith, the input shaft 31 is connected with the driving shaft 51 through a commutator 54 and drives the driving shaft 51 to rotate, the mechanical clutch 40 is mounted on the corresponding driven shaft 52 and located between the driven wheels 33 and the output shaft 34, and the N driven shafts 52 are respectively connected with the output shaft 34 through the commutator 54 and drive the output shaft 34 to rotate. Of course, the input shaft 31 may be directly connected to the driving shaft 51, and the driven shaft 52 may be directly connected to the output shaft 34.

The driving shaft 51, the driven shaft 52 and the transition shaft 53 are rotatably mounted on the housing 10 through bearings 55.

Referring to fig. 1 to 4, the operation of the present invention will be described, in which the input shaft 31 continuously outputs, the input shaft 31 drives the driving pulley 32 to rotate, the driving pulley 32 drives the driven pulley 33 to move, and initially, the mechanical clutch 40 is in a disengaged state. When the personnel gate is opened, the screw rod 21 rotates (the screw rod 21 is mechanically connected with the input shaft 31 so that the input shaft 31 drives the screw rod 21 to synchronously rotate), the screw rod 21 drives the sliding block 22 to move along the axial direction of the screw rod 21, when the sliding block 22 moves to a position corresponding to a certain stop 23, the sliding block 22 pushes the stop 23 so that the stop 23 moves to a first position, when the stop 23 is pushed to the first position, the mechanical clutch 40 is driven to be in action engagement so that the driven wheel 33 drives the output shaft 34 to be in action output, so as to control corresponding components of the personnel gate, when the sliding block 22 moves to a preset position so as to be separated from the stop 23, the stop 23 moves to a second position direction under the action of a reset force (the reset force can be provided by reset pieces such as the elastic piece 26 and the like and can also be provided by gravity) so as to drive the mechanical clutch 40 to be separated so that the driven wheel 33 does not drive, the output of the corresponding output shaft 34 of the personnel gate transmission box 100 is stopped. The length of time that the corresponding output shaft 34 outputs may be controlled by the length of the corresponding stop 23. The screw rod 21 continues to rotate, when the slide block 22 moves to a position corresponding to the next stop dog 23, the corresponding driving mechanical clutch 40 is controlled to be in motion engagement with the slide block, so that the driven wheel 33 drives the output shaft 34 to perform motion output, and when the slide block is separated from the stop dog 23, the corresponding driving mechanical clutch 40 is correspondingly driven to perform motion separation, so that the output shaft 34 does not perform output, and therefore the N stop dogs 23 are sequentially driven to perform motion and reset along with the rotation of the screw rod 21, so that the N output shafts 34 perform corresponding output and do not perform output.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, therefore, the present invention is not limited by the appended claims.

Claims

1. The utility model provides a personnel's gate transmission case which characterized in that: the method comprises the following steps:

a box body;

the control component comprises a screw rod rotatably installed on a box body, a sliding block connected with the screw rod and N stop blocks sequentially arranged on a moving path of the sliding block, each stop block is provided with a preset length and is slidably or rotatably installed on the box body, the screw rod can drive the sliding block to axially move along the screw rod by rotating, the sliding block can push against the stop blocks by moving, so that the stop blocks slide or rotate to a first position along a preset track and are separated from the stop blocks so that the stop blocks are reset to a second position, and N is more than or equal to 1;

the transmission component comprises an input shaft, N output shafts corresponding to the N stop blocks and N mechanical clutches, wherein the mechanical clutches are arranged between the input shaft and the corresponding output shafts, the stop blocks can drive the corresponding mechanical clutches to be connected when sliding or rotating to a first position, and can drive the corresponding mechanical clutches to be separated when resetting to a second position, so that the input shaft correspondingly drives the corresponding output shafts to output or is separated from the corresponding output shafts.

2. The personnel gate drive box of claim 1, wherein: the transmission component further comprises a driving wheel and N driven wheels corresponding to the N stop blocks, the mechanical clutches are mounted between the corresponding driven wheels and the corresponding output shafts, the input shaft drives the driving wheel to rotate, the driving wheel drives the N driven wheels to rotate respectively, the N driven wheels drive the corresponding output shafts to rotate when corresponding to the mechanical clutches to be connected, and the N driven wheels are separated from the corresponding output shafts when corresponding to the mechanical clutches to be separated.

3. People gate drive housing according to claim 2, characterized in that: the transmission part further comprises a transition wheel, one side of the transition wheel is meshed with the driving wheel, the other side of the transition wheel is meshed with the driven wheel, the driving wheel drives the transition wheel to rotate, and the transition wheel drives the driven wheel to rotate.

4. The personnel gate drive box of claim 1, wherein: the bottom surface of the stop block comprises a straight bottom wall axially parallel to the screw rod, when the slide block moves to the straight bottom wall, the stop block is pushed to the first position, and when the slide block is separated from the straight bottom wall, the stop block resets.

5. People gate drive housing according to claim 4, characterized in that: the bottom surface of the stop block further comprises a guide wall which is connected with the straight bottom wall and is arranged on two opposite sides of the straight bottom wall along the moving direction of the slide block, and when the lead screw rotates to drive the slide block to move, the slide block can move to the straight bottom wall along the guide wall so that the stop block is pushed to a first position and separated from the straight bottom wall along the guide wall so that the stop block is reset to a second position.

6. The personnel gate drive box of claim 1, wherein: the control component also comprises N linkage parts corresponding to the N stop blocks, the stop blocks drive the corresponding linkage parts to act respectively, and the linkage parts drive the mechanical clutch to act in a clutching way.

7. People gate drive housing according to claim 6, characterized in that: the control part also comprises N push rods corresponding to the N stop blocks, the N push rods are respectively and slidably arranged on the box body, the stop blocks are arranged at the tail ends of the corresponding push rods, and the other ends of the push rods are connected with the corresponding linkage parts, so that the stop blocks drive the corresponding linkage parts to act through the corresponding push rods.

8. The personnel gate drive box of claim 1, wherein: the control component also comprises an elastic piece which is connected with the stop block and provides reset elastic force for the stop block.

9. The personnel gate drive box of claim 1, wherein: the N stop blocks are sequentially arranged on the moving path of the sliding block at preset intervals.

10. The personnel gate drive box of claim 1, wherein: the sliding block is provided with at least one roller which pushes against the stop blocks, the stop blocks are divided into at least one group and correspond to the at least one roller, and each group of stop blocks are respectively arranged on the moving path corresponding to the roller.

11. The personnel gate drive box of claim 1, wherein: the moving direction of the stop block is a straight line and is vertical to the moving direction of the slide block.