CN211095454U

CN211095454U - Hidden crank of interference protection

Info

Publication number: CN211095454U
Application number: CN201920840931.0U
Authority: CN
Inventors: 魏阳
Original assignee: Wuhan Xinta Medical Technology Co ltd
Current assignee: Wuhan Xinta Medical Technology Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-07-28
Anticipated expiration: 2029-06-05

Abstract

The utility model discloses a hidden crank of interference protection, including fixed cover and jack-post, both ends all are through draw-in groove and fixture block and movable sleeve interconnect about the inside of fixed cover, and the left surface of movable sleeve has seted up puts the thing groove, puts the inside in thing groove simultaneously through pivot and handle interconnect, the inside right-hand member of movable sleeve is fixed with the control ring, and the inside of control ring passes through preformed groove and control column interconnect, the middle part of control column is fixed with the spacing collar, and the outer end of spacing collar passes through turn-trough and spacing collar interconnect, the surface all is through movable groove and fixed ball and spacing collar interconnect about the spacing collar outer end, the right surface outer end at the spacing collar is fixed to the jack-post, the right-hand member surface of control column passes through chute and moving part interconnect. This hidden shaking hand of interference protection not only is convenient for remind the user to control the stroke trend of post, can avoid the device to pedestrian's interference simultaneously.

Description

Hidden crank of interference protection

Technical Field

The utility model relates to a nursing bed technical field specifically is a hidden crank of interference protection.

Background

The nursing bed surface is formed by welding a net bed surface, has good air permeability, is solid and durable, has beautiful appearance and more comfortable sensation, the bed surface is elaborately manufactured by adopting a wooden bed head, has beautiful appearance, is elegant and stable, can be freely disassembled, greatly improves the product function, adopts a high-quality steel pipe standing-assisting type guardrail besides the basic functions of rising up, bending legs up or down, sitting and the like, is favorable for helping the recovery of patients and realizing the self-care.

The nursing bed uses the structure of shaking the hand to change the structure of nursing bed, but the shaking the hand structure of most nursing beds is not convenient for point out to the stroke of shaking the hand, leads to the structure damage of shaking the hand, influences the normal use of device. Aiming at the problems, the novel nursing bed is innovatively designed on the basis of the original handle for the nursing bed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a hidden shaking hand of interference protection has solved but most nursing bed's shaking hand structure is not convenient for point out to the stroke of shaking hand, leads to the structure of shaking hand damaged, influences the problem of the normal use of device.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an interference protection hidden handle comprises a fixed sleeve and an axial column, wherein the upper end and the lower end of the inside of the fixed sleeve are connected with a movable sleeve through a clamping groove and a clamping block, the left surface of the movable sleeve is provided with a storage groove, the inside of the storage groove is connected with a handle through a rotating shaft, the right end of the inside of the movable sleeve is fixed with a control ring, the inside of the control ring is connected with the control column through a reserved groove, the middle part of the control column is fixed with a limit ring, the outer end of the limit ring is connected with the limit ring through a rotating groove, the left surface and the right surface of the outer end of the limit ring are connected with the limit ring through a movable groove and a fixed ball, the outer end of the fixed ball is connected with the limit ring through a fixed groove, the axial column is fixed at the outer end of the right surface of the limit ring, the right end of the axial column is connected with a support sleeve through a telescopic groove, and the, the right-hand member surface of control post passes through chute and moving part interconnect, and the right-hand member of moving part is inside through control groove and control post interconnect, and the left end of control groove is provided with solid fixed ring simultaneously.

Preferably, the movable sleeve and the fixed sleeve form a sliding mechanism through the clamping block and the clamping groove, the longitudinal sections of the clamping block and the clamping groove are of isosceles trapezoid structures, and the two clamping blocks and the two clamping grooves are symmetrically distributed about a horizontal axis of the fixed sleeve.

Preferably, the handle and the movable sleeve form a turnover mechanism through a rotating shaft, and the thickness of the handle is equal to the depth of the storage groove.

Preferably, the inner surface of the control ring and the outer surface of the left end of the control column are both in a sawtooth structure and are in meshed connection.

Preferably, the outer surface of the right end of the control column and the inner surface of the control groove are both in a thread structure and are in threaded connection.

Preferably, the spacing ring is rotatably connected with the spacing ring through a rotary groove, the spacing ring is rotatably connected with the spacing ring through a fixed ball and a movable groove, and the fixed ball is rotatably connected with the spacing ring through a fixed groove.

Preferably, the shaft post forms a telescopic mechanism with the support sleeve through a telescopic groove and a support spring, and the initial length of the support spring is equal to the depth of the telescopic groove.

(III) advantageous effects

The utility model provides a hidden crank of interference protection. The method has the following beneficial effects:

(1) this hidden crank of interference protection, the movable sleeve rotates or fixes the control post with the structure person of convenient to use of fixed cover, the person of convenient to use packs up the movable sleeve simultaneously and hides, the movable sleeve of avoiding stretching out causes the interference to the pedestrian, the handle is convenient for pack up the handle with the tilting mechanism of movable sleeve, further pack up the device and hide, the connection steadiness when the structure of control ring and control post has increased the two and has connected, thereby the person of convenient to use rotates the structure of nursing bed to the control post and changes.

(2) This hidden shaking hand of interference protection, the control post has increased the compactness that the two is connected with the structure of control flume, convenient to use person promotes the moving part and moves right simultaneously, the availability factor of device is improved, spacing collar and spacing ring's structure can increase the stability when control post rotates, reduce the frictional force between spacing collar and the spacing ring simultaneously, the life of device is increased, the telescopic machanism of jack-post and support cover is convenient for indicate the stroke of control post, can avoid the wearing and tearing of control post and control flume simultaneously, the stability of device is increased.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.

In the figure: 1. fixing a sleeve; 2. a card slot; 3. a clamping block; 4. a movable sleeve; 5. a storage groove; 6. a rotating shaft; 7. a handle; 8. a control loop; 9. reserving a groove; 10. a control column; 11. a limiting ring; 12. rotating the groove; 13. a limiting ring; 14. a movable groove; 15. fixing the ball; 16. fixing grooves; 17. a column shaft; 18. a telescopic groove; 19. a support sleeve; 20. a fixed block; 21. a support spring; 22. a launder; 23. a movable member; 24. a fixing ring; 25. and (4) controlling the groove.

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.

As shown in fig. 1-4, the utility model provides a technical solution: an interference protection hidden type hand crank comprises a fixed sleeve 1, a clamping groove 2, a clamping block 3, a movable sleeve 4, an object placing groove 5, a rotating shaft 6, a handle 7, a control ring 8, a reserved groove 9, a control post 10, a limiting ring 11, a rotating groove 12, a limiting ring 13, a movable groove 14, a fixed ball 15, a fixed groove 16, a shaft post 17, a telescopic groove 18, a support sleeve 19, a fixed block 20, a support spring 21, a flow groove 22, a movable part 23, a fixing ring 24 and a control groove 25, wherein the upper end and the lower end of the inner part of the fixed sleeve 1 are mutually connected with the movable sleeve 4 through the clamping groove 2 and the clamping block 3, the object placing groove 5 is arranged on the left surface of the movable sleeve 4, the inner part of the object placing groove 5 is mutually connected with the handle 7 through the rotating shaft 6, the control ring 8 is fixed at the right end of the inner part of the movable sleeve 4, the inner part of the control ring 8 is, the outer end of the limiting ring 11 is connected with a limiting ring 13 through a rotary groove 12, the left surface and the right surface of the outer end of the limiting ring 11 are connected with the limiting ring 13 through a movable groove 14 and a fixed ball 15, the outer end of the fixed ball 15 is connected with the limiting ring 13 through a fixed groove 16, a shaft post 17 is fixed at the outer end of the right surface of the limiting ring 13, the right end of the shaft post 17 is connected with a support sleeve 19 through a telescopic groove 18, the right end of the shaft post 17 is connected with a support spring 21 through a fixed block 20, the outer surface of the right end of the control post 10 is connected with a movable piece 23 through a flow groove 22, the inner part of the right end of the movable piece 23 is connected with the control post 10 through a control groove 25, and the left end of the control groove;

the movable sleeve 4 and the fixed sleeve 1 form a sliding mechanism through the fixture block 3 and the clamping groove 2, the longitudinal sections of the fixture block 3 and the clamping groove 2 are both in an isosceles trapezoid structure, meanwhile, the fixture block 3 and the clamping groove 2 are symmetrically distributed in two relative to the horizontal axis of the fixed sleeve 1, the movable sleeve 4 and the fixed sleeve 1 are convenient for a user to rotate or fix the control column 10, the movable sleeve 4 is convenient for the user to fold and hide, and the extended movable sleeve 4 is prevented from interfering pedestrians;

the handle 7 and the movable sleeve 4 form a turnover mechanism through the rotating shaft 6, the thickness of the handle 7 is equal to the depth of the object placing groove 5, and the handle 7 and the turnover mechanism of the movable sleeve 4 are convenient for retracting the handle 7 and further retracting and hiding the device;

the inner surface of the control ring 8 and the outer surface of the left end of the control column 10 are both in a sawtooth structure and are meshed and connected with each other, the connection stability of the control ring 8 and the control column 10 during connection is improved due to the structure of the control ring and the control column 10, and a user can conveniently rotate the control column 10 to change the structure of the nursing bed;

the outer surface of the right end of the control column 10 and the inner surface of the control groove 25 are both in a thread structure and are in threaded connection, the tightness of connection between the control column 10 and the control groove 25 is improved due to the structure of the control column and the control groove, meanwhile, a user can conveniently push the movable piece 23 to move rightwards, and the use efficiency of the device is improved;

the limiting ring 11 is rotatably connected with the limiting ring 13 through the rotary groove 12, the limiting ring 13 is rotatably connected with the limiting ring 11 through the fixed ball 15 and the movable groove 14, meanwhile, the fixed ball 15 is rotatably connected with the limiting ring 13 through the fixed groove 16, the structure of the limiting ring 11 and the limiting ring 13 can increase the stability of the control column 10 during rotation, and meanwhile, the friction force between the limiting ring 11 and the limiting ring 13 is reduced, and the service life of the device is prolonged;

the jack post 17 forms a telescopic mechanism through the telescopic groove 18, the supporting spring 21 and the supporting sleeve 19, the initial length of the supporting spring 21 is equal to the depth of the telescopic groove 18, the telescopic mechanism of the jack post 17 and the supporting sleeve 19 is convenient for prompting the stroke of the control post 10, meanwhile, the abrasion of the control post 10 and the control groove 25 can be avoided, and the stability of the device is improved.

When the device is used, according to the figures 1 and 3, when a user needs to push the moving part 23 backwards, firstly, the handle 7 is turned by 90 degrees towards the front end of the fixed sleeve 1 through the rotating shaft 6, and the moving sleeve 4 is pulled outwards to move towards the left end of the control post 10, meanwhile, the clamping block 3 slides towards the outer end of the clamping groove 2, the stability when the moving sleeve 4 is pulled outwards is improved, the control ring 8 is meshed and connected with the sawtooth structure at the left end of the control post 10, then, the user can drive the control post 10 to rotate through rotating the handle 7, the control post 10 pushes the moving part 23 to move rightwards through the threaded connection with the control groove 25, the moving part 23 is pushed rightwards by the control post 10, after the pushing is finished, the user only needs to turn over the handle 7 towards the inner part of the object placing groove 5 and push the moving sleeve 4 rightwards, so that the moving sleeve 4 slides towards the right end of the control post, the clamping block 3 is contacted with the clamping groove 2, so that the movable sleeve 4 fixes the rotation angle of the control post 10, the movable part 23 is prevented from moving left and right, and the safety of the device is improved;

according to fig. 2 and 4, when the moving member 23 moves to the right, the stop collar 11 rotates inside the stop collar 13 through the rotating groove 12 and pushes the stop collar 13 to move to the right, and the rotation of the fixing ball 15 can reduce the rotating friction force between the stop collar 11 and the stop collar 13, so as to facilitate the rotation of the control column 10 by the user, and at the same time, the moving member 23 moves to the right through the fixing ring 24 to drive the support sleeve 19 to move to the right, so that the left ends of the shaft post 17 and the fixed block 20 in the telescopic groove 18 move, and the support spring 21 in the compressed state is gradually released, so that the force required by the user to rotate the control column 10 is reduced, so as to remind the user that the user is currently in the state of moving the moving member 23 to move to the right, and when the control column 10 is at the left end of the control groove 25, the fixed block 20 is engaged with the left end of the inner part of the telescopic groove 18, so as to, this is the process of using the interference protection concealed handle, and the details not described in detail in this specification are well known in the art.

In conclusion, the interference protection hidden type hand crank has the advantages that the movable sleeve 4 and the fixed sleeve 1 are convenient for a user to rotate or fix the control column 10, meanwhile, the movable sleeve 4 is convenient for the user to retract and hide, interference of the extended movable sleeve 4 to pedestrians is avoided, the handle 7 and the turnover mechanism of the movable sleeve 4 are convenient for the handle 7 to retract and hide, the device is further retracted and hidden, the connection stability of the control ring 8 and the control column 10 in connection is improved due to the structure of the control column 10, the structure of the nursing bed is convenient for the user to rotate so as to change the structure of the nursing bed, the connection tightness of the control column 10 and the control groove 25 is improved due to the structure of the control column 10 and the control groove 25, the user can push the movable part 23 to move rightwards conveniently, the use efficiency of the device is improved, the stability of the control column 10 in rotation can be improved due to the structure of the limiting ring 11 and the limiting ring 13, the service life of the device is prolonged, the telescopic mechanisms of the shaft column 17 and the supporting sleeve 19 are convenient for prompting the stroke of the control column 10, meanwhile, the abrasion between the control column 10 and the control groove 25 can be avoided, and the stability of the device is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hidden shaking hand of interference protection, includes fixed cover (1) and jack-post (17), its characterized in that: the upper end and the lower end of the inner part of the fixed sleeve (1) are connected with the movable sleeve (4) through the clamping grooves (2) and the clamping blocks (3), the left surface of the movable sleeve (4) is provided with a storage groove (5), the inner part of the storage groove (5) is connected with the handle (7) through the rotating shaft (6), the right end of the inner part of the movable sleeve (4) is fixed with the control ring (8), the inner part of the control ring (8) is connected with the control column (10) through the reserved groove (9), the middle part of the control column (10) is fixed with the limit ring (11), the outer end of the limit ring (11) is connected with the limit ring (13) through the rotating groove (12), the left surface and the right surface of the outer end of the limit ring (11) are connected with the limit ring (13) through the movable groove (14) and the fixed ball (15), and the outer end of the fixed ball (15) is connected with the limit ring (13) through the fixed groove (16), the right surface outer end at spacing ring (13) is fixed in jack-post (17), and the right-hand member of jack-post (17) passes through flexible groove (18) and supports cover (19) interconnect, and the right-hand member of jack-post (17) passes through fixed block (20) and supporting spring (21) interconnect simultaneously, the right-hand member surface of control post (10) passes through chute (22) and moving part (23) interconnect, and the right-hand member of moving part (23) is inside to pass through control groove (25) and control post (10) interconnect, and the left end of control groove (25) is provided with solid fixed ring (24) simultaneously.

2. The interference protected hidden handle according to claim 1, wherein: the movable sleeve (4) and the fixed sleeve (1) form a sliding mechanism through the clamping block (3) and the clamping groove (2), the longitudinal sections of the clamping block (3) and the clamping groove (2) are of isosceles trapezoid structures, and the clamping block (3) and the clamping groove (2) are symmetrically distributed about the horizontal axis of the fixed sleeve (1) to form two parts.

3. The interference protected hidden handle according to claim 1, wherein: the handle (7) and the movable sleeve (4) form a turnover mechanism through the rotating shaft (6), and the thickness of the handle (7) is equal to the depth of the storage groove (5).

4. The interference protected hidden handle according to claim 1, wherein: the inner surface of the control ring (8) and the outer surface of the left end of the control column (10) are both in a sawtooth structure and are meshed and connected.

5. The interference protected hidden handle according to claim 1, wherein: the outer surface of the right end of the control column (10) and the inner surface of the control groove (25) are both in thread structures and are in threaded connection.

6. The interference protected hidden handle according to claim 1, wherein: the limiting ring (11) is rotatably connected with the limiting ring (13) through the rotating groove (12), the limiting ring (13) is rotatably connected with the limiting ring (11) through a fixed ball (15) and a movable groove (14), and the fixed ball (15) is rotatably connected with the limiting ring (13) through a fixed groove (16).

7. The interference protected hidden handle according to claim 1, wherein: the shaft column (17) forms a telescopic mechanism through a telescopic groove (18), a supporting spring (21) and a supporting sleeve (19), and the initial length of the supporting spring (21) is equal to the depth of the telescopic groove (18).