CN215960755U - Medical bed worm gear case end cover with better safeguard function - Google Patents

Abstract

The application discloses medical bed worm gear case end cover with better safeguard function, including worm gear case body, end cover body, protective cover, first sliding plate, connecting plate, first threaded rod, second threaded rod, first rotating rod, first gear, first plugboard, second plugboard, first backup pad, rotor plate, second backup pad, connecting rod, second sliding plate, damping spring, third sliding plate, bracing piece, fourth sliding plate, second rotating rod and second gear. Through fixed establishment's setting, when the end cover body inserts worm-gear case body pipeline, under the effect of first plugboard lateral wall tooth's socket, drive first gear revolve for the second plugboard slides, in the second plugboard inserts the connecting plate, and then through the effect of first threaded rod and second threaded rod, the inside second plugboard of fixed insertion connecting plate, and then fixes the end cover body on the pipeline of worm-gear case body, and then it is long when the use of extension positive end cover body.

Description

Medical bed worm gear case end cover with better safeguard function

Technical Field

The application relates to the technical field of medical beds, in particular to a medical bed worm gear case end cover with a better protection function.

Background

The medical bed refers to an appliance or other articles used for a human body, the effect of the appliance or other articles used for the surface of the human body is not obtained by pharmacological, immunological or metabolic means, but the appliances may participate in and play a certain auxiliary role; its use is intended to achieve the following intended purposes: preventing, diagnosing, treating, monitoring and relieving diseases; and (II) diagnosis, treatment, monitoring, alleviation and compensation of injury or disability.

The end cover for the worm gear case of the existing medical bed is installed by threads, so that the condition of thread slipping is easy to occur after the worm gear case is used for a long time, the end cover can not be continuously used, and the protection function of the existing end cover is poor. Therefore, the medical bed worm gear case end cover with a good protection function is provided for solving the problems.

Disclosure of Invention

The medical bed worm gear case end cover with the good protection function is provided in the embodiment and used for solving the problem that the existing end cover in the prior art is poor in protection function.

According to one aspect of the application, a medical bed worm gear case end cover with a good protection function is provided, and comprises a worm gear case body and a fixing mechanism, wherein the outer wall of a through pipe of the worm gear case body is attached to the inner wall of the end cover body, a sliding chute on the outer wall of the end cover body is connected with a first sliding plate in a sliding mode, the first sliding plate is fixedly connected with the inside of a protective cover, the inner side wall of the protective cover is symmetrically and fixedly connected with first supporting plates, the two first supporting plates are rotatably connected with one end of a rotating plate, and the other end of the rotating plate is rotatably connected with a second supporting plate;

the fixing mechanism comprises a connecting plate, a first threaded rod, a second threaded rod, a first rotating rod, a first gear, a first plug board and a second plug board, the first rotating rod is connected in the groove of the side wall of the through pipe of the worm gear box body in a rotating mode, the first rotating rod is fixedly connected with the first gear, the first gear is meshed with tooth grooves of the side walls of the first plug board and the second plug board, and the first plug board is fixedly connected with the side wall of the end cover body.

Furthermore, the groove of the side wall of the end cover body is fixedly connected with a connecting rod, the connecting rod is connected with a second sliding plate in a sliding mode, and the second sliding plate is fixedly connected with a second supporting plate.

Further, the outer wall of the pipeline of the worm gear box body is fixedly connected with the connecting plate, the connecting plate is connected with the second plug board in a sliding mode, and the second plug board, the connecting plate and the side wall of the end cover body are in threaded connection with the first threaded rod.

Further, the connecting plate and the second inserting plate are in threaded connection with a second threaded rod.

Furthermore, a first cavity in the end cover body is connected with a third sliding plate in a sliding mode, the side wall of the third sliding plate is fixedly connected with one end of the supporting rod, the other end of the supporting rod is attached to the inner wall of the protective cover in a clinging mode, and a damping spring is fixedly installed between the side wall of the third sliding plate and the inner wall of the first cavity.

Furthermore, the end cover body is internally connected with a second rotating rod in a through groove of the first cavity and the second cavity in a rotating mode, the second rotating rod is fixedly connected with a second gear, and the second gear is meshed with tooth grooves of the side walls of the third sliding plate and the fourth sliding plate.

Through the above-mentioned embodiment of this application, adopted fixed establishment, solved current worm-gear case and end cover and adopted threaded connection's problem, gained better practical function.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic view of an overall perspective mechanism according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional front view of an end cap body according to an embodiment of the present application;

FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;

FIG. 4 is an enlarged view of a portion of the structure shown at B in FIG. 2 according to an embodiment of the present disclosure;

fig. 5 is an enlarged partial structural diagram of a portion C in fig. 2 according to an embodiment of the present application.

In the figure: 1. worm-gear case body, 2, end cover body, 3, protective cover, 4, first sliding plate, 5, connecting plate, 6, first threaded rod, 7, second threaded rod, 8, first rotation pole, 9, first gear, 10, first plugboard, 11, second plugboard, 12, first backup pad, 13, rotor plate, 14, second backup pad, 15, connecting rod, 16, second sliding plate, 17, damping spring, 18, third sliding plate, 19, bracing piece, 20, fourth sliding plate, 21, second rotation pole, 22, second gear.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The end cap of the present embodiment may be applied to various worm gear cases, for example, the following worm gear case is provided in the present embodiment, and the end cap of the present embodiment may be used to seal the following worm gear case.

The worm gear box comprises a worm gear body, a worm gear shaft, a first bearing, a second bearing, a worm gear, a cover body, two air blowing devices and a plurality of air inlet holes, wherein the worm gear body is internally provided with a containing cavity, the top end of the worm gear body is provided with a first shaft hole communicated with the containing cavity, the top end of the worm gear shaft penetrates through the first shaft hole and extends out of the worm gear body, the first bearing is arranged in the first shaft hole, the first bearing is sleeved on the outer peripheral side of the worm gear shaft, the second bearing is arranged at the inner bottom of the containing cavity of the worm gear body through a mounting seat, the second bearing is sleeved on the outer peripheral side of the bottom end of the worm gear shaft, the worm gear is positioned in the containing cavity of the worm gear shaft and sleeved on the outer peripheral side of the worm gear shaft, one end of the cover body is provided with a cover interface used for covering the worm gear body, the other end of the second bearing is provided with a second shaft hole used for the worm gear shaft to penetrate through, an air flow passage is formed between the cover body and the two air blowing devices are fixedly arranged on two opposite side walls of the cover body, the air inlet is communicated with the airflow channel, and the air inlet holes are uniformly distributed on the side wall of the worm wheel body and are communicated with the containing cavity of the worm wheel body.

The air-blast device includes the tuber pipe, the bracing piece, the draught fan, the filter screen, the tuber pipe is installed on the lateral wall of the cover body, be linked together with airflow channel, and extend to the cover body outside along the horizontal direction, the bracing piece is vertical to be linked firmly in the tuber pipe, the draught fan is installed on the bracing piece, the air inlet end of tuber pipe is located to the filter screen, introduce wind to airflow channel in from the external world through the draught fan, this moment wind enters into worm wheel body through the fresh air inlet and holds the intracavity, utilize wind to cool off the worm gear case, reduce the temperature of worm gear case casing, here, can avoid the dust impurity of draught fan in with the air to bring into airflow channel in through the filter screen.

The mounting seat is fixedly connected with the worm wheel body through a threaded connecting piece, further, the mounting seat is fixedly connected with the worm wheel body through a screw, and certainly, the mounting seat can also be fixedly connected through a bolt, and the mounting seat and the worm wheel body are more convenient to disassemble and assemble no matter the mounting seat is connected through the screw or the bolt.

Detachably is connected with a closing cap at the cover kneck of the cover body, and here, the cover interface inner wall of the cover body is equipped with sunken position, and the periphery side of closing cap is equipped with the protruding muscle with sunken phase joint, and preferably, protruding muscle is for pressing the bullet knot, installs the closing cap when the cover kneck of the cover body, presses the bullet to detain by the cover interface inner wall extrusion shrink of the cover body, when sliding to sunken position, presses the bullet and detains outside diastole to realize the joint with sunken position and fix.

The worm gear box further comprises four threaded seats and four screw holes, the four threaded seats are distributed at the corners of the worm gear body, the number of the screw holes is the same as that of the threaded seats, the positions, corresponding to the threaded seats, of the cover body are arranged, and the worm gear body is locked in the cover body through screws arranged in the screw holes and the threaded seats.

Of course, the present embodiment can also be used for sealing worm gear cases with other structures. The details of the end cap are not repeated, and the end cap according to the embodiment of the present application is described below.

Referring to fig. 1-5, a worm gear case end cover of a medical bed with a better protection function comprises a worm gear case body 1 and a fixing mechanism, wherein the outer wall of a through pipe of the worm gear case body 1 is attached to the inner wall of an end cover body 2, a sliding chute on the outer wall of the end cover body 2 is slidably connected with a first sliding plate 4, the first sliding plate 4 is fixedly connected with the inside of a protection cover 3, the inner side wall of the protection cover 3 is symmetrically and fixedly connected with first supporting plates 12, the two first supporting plates 12 are rotatably connected with one end of a rotating plate 13, and the other end of the rotating plate 13 is rotatably connected with a second supporting plate 14;

the fixing mechanism comprises a connecting plate 5, a first threaded rod 6, a second threaded rod 7, a first rotating rod 8, a first gear 9, a first plug-in board 10 and a second plug-in board 11, the first rotating rod 8 is connected in the groove of the side wall of the through pipe of the worm gear box body 1 in a rotating mode, the first rotating rod 8 is fixedly connected with the first gear 9, the first gear 9 is meshed with tooth grooves of the side walls of the first plug-in board 10 and the second plug-in board 11, the first plug-in board 10 is fixedly connected with the side wall of the end cover body 2, the pipeline end cover body 2 which is connected with the worm gear box body 1 in a plugging mode is fixed through the action of the fixing mechanism, and therefore the end cover body 2 can seal the worm gear box body 1 conveniently.

The groove on the side wall of the end cover body 2 is fixedly connected with a connecting rod 15, the connecting rod 15 is connected with a second sliding plate 16 in a sliding manner, the second sliding plate 16 is fixedly connected with a second supporting plate 14, so that the rotating plate 13 can drive the second sliding plate 16 to slide simultaneously when rotating, the outer wall of the pipeline of the worm gear box body 1 is fixedly connected with a connecting plate 5, the connecting plate 5 is connected with a second inserting plate 11 in a sliding manner, the second inserting plate 11, the connecting plate 5 and the side wall of the end cover body 2 are in threaded connection with a first threaded rod 6, so that the second inserting plate 11 inserted into the connecting plate 5 can be fixed through the action of the first threaded rod 6, further the first gear 9 is fixed after the fixing and rotating, further the positions of the first inserting plate 10 and the end cover body 2 are fixed, the connecting plate 5 is in threaded connection with a second threaded rod 7 through the second inserting plate 11, so that the action of the second threaded rod 7 is convenient, the position of the second inserting plate 11 is further fixed, the first cavity inside the end cap body 2 is slidably connected with the third sliding plate 18, the side wall of the third sliding plate 18 is fixedly connected with one end of the supporting rod 19, the other end of the supporting rod 19 is tightly attached to the inner wall of the protecting cover 3, a damping spring 17 is fixedly installed between the side wall of the third sliding plate 18 and the inner wall of the first cavity, the force applied to the protecting cover 3 is conveniently damped under the action of the damping spring 17, the force applied to the protecting cover 3 is further prevented from being directly transmitted to the end cap body 2, the through groove connecting the first cavity and the second cavity inside the end cap body 2 is rotatably connected with the second rotating rod 21, the second rotating rod 21 is fixedly connected with the second gear 22, the second gear 22 is meshed with the tooth grooves of the side walls of the third sliding plate 18 and the fourth sliding plate 20, and when the third sliding plate 18 slides, the fourth sliding plate 20 is driven to slide by the second gear 22, and the slid fourth sliding plate 20 supports the protecting cover 3.

When the utility model is used, whether each device can work normally is firstly checked, when each device can work normally, the end cover body 2 is directly inserted into the pipeline of the worm gear case body 1, the first inserting plate 10 enters the groove of the side wall of the pipeline while the end cover body 2 is inserted into the pipeline of the worm gear case body 1, the first gear 9 is driven to rotate simultaneously under the action of the tooth grooves of the side wall of the first inserting plate 10, the second inserting plate 11 is further enabled to slide continuously, the second inserting plate 11 is inserted into the connecting plate 5 while the first inserting plate 10 completely enters the side wall of the pipeline, the second inserting plate 11 inserted into the connecting plate 5 is further fixed through the action of the first threaded rod 6 and the second threaded rod 7, the end cover body 2 is further fixed on the pipeline of the worm gear case body 1, when the protective cover 3 is impacted, under the action of the support rod 19, drive third sliding plate 18 and slide simultaneously, and then gliding third sliding plate 18 drives second gear 22 and constantly rotates, make fourth sliding plate 20 and third sliding plate 18 make reverse motion, the fourth sliding plate 20 of roll-off supports protective cover 3, and then avoid directly striking end cover body 2, and the effect through damping spring 17, carry out the shock attenuation to the power that the protective cover 3 received, and then the power that avoids protective cover 3 to receive directly transmits to end cover body 2 on, and then transmits to worm gear case body 1, and then promote the protective capacities of end cover body 2.

The application has the advantages that:

1. through the arrangement of the fixing mechanism, when the end cover body is inserted into a worm gear box body pipeline, the first gear is driven to rotate under the action of a first plug board side wall tooth socket, so that the second plug board slides, the second plug board is inserted into the connecting board, and the second plug board inserted into the connecting board is fixed through the action of the first threaded rod and the second threaded rod, so that the end cover body is fixed on the worm gear box body pipeline, and the service life of the positive end cover body is prolonged;

2. through the setting of bracing piece, when the protective cover receives the striking, under the effect of bracing piece, drive the third sliding plate and slide simultaneously, effect through the second gear, make the fourth sliding plate make reverse motion with the third sliding plate, and the fourth sliding plate of roll-off supports the protective cover, and the effect through damping spring, the power that receives the protective cover is cushioned, and then on avoiding the power that the protective cover received directly transmitting the end cover body, and then transmit the worm gear case body, and then promote the protective capacities of end cover body.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a medical bed worm gear case end cover with better safeguard function which characterized in that: the worm gear box comprises a worm gear box body (1) and a fixing mechanism, wherein the outer wall of a through pipe of the worm gear box body (1) is attached to the inner wall of an end cover body (2), a sliding groove in the outer wall of the end cover body (2) is connected with a first sliding plate (4) in a sliding mode, the first sliding plate (4) is fixedly connected with the inside of a protective cover (3), the inner side wall of the protective cover (3) is symmetrically and fixedly connected with first supporting plates (12), the two first supporting plates (12) are rotatably connected with one end of a rotating plate (13), and the other end of the rotating plate (13) is rotatably connected with a second supporting plate (14);

the fixing mechanism comprises a connecting plate (5), a first threaded rod (6), a second threaded rod (7), a first rotating rod (8), a first gear (9), a first plug board (10) and a second plug board (11), the first rotating rod (8) is connected in the groove of the side wall of the through pipe of the worm gear box body (1) in a rotating mode, the first rotating rod (8) is fixedly connected with the first gear (9), the first gear (9) is meshed with the tooth grooves of the side walls of the first plug board (10) and the second plug board (11), and the first plug board (10) is fixedly connected with the side wall of the end cover body (2).

2. The medical bed worm gear case end cover with the better protection function as claimed in claim 1, is characterized in that: the groove in the side wall of the end cover body (2) is fixedly connected with a connecting rod (15), the connecting rod (15) is connected with a second sliding plate (16) in a sliding mode, and the second sliding plate (16) is fixedly connected with a second supporting plate (14).

3. The medical bed worm gear case end cover with the better protection function as claimed in claim 1, is characterized in that: the outer wall of the pipeline of the worm gear box body (1) is fixedly connected with the connecting plate (5), the connecting plate (5) is connected with the second plug board (11) in a sliding mode, and the second plug board (11), the connecting plate (5) and the side wall of the end cover body (2) are in threaded connection with the first threaded rod (6).

4. The medical bed worm gear case end cover with the better protection function as claimed in claim 1, is characterized in that: the connecting plate (5) and the second plug-in plate (11) are in threaded connection with the second threaded rod (7).

5. The medical bed worm gear case end cover with the better protection function as claimed in claim 1, is characterized in that: the first cavity in the end cover body (2) is connected with a third sliding plate (18) in a sliding mode, the side wall of the third sliding plate (18) is fixedly connected with one end of a supporting rod (19), the other end of the supporting rod (19) is tightly attached to the inner wall of the protective cover (3), and a damping spring (17) is fixedly installed between the side wall of the third sliding plate (18) and the inner wall of the first cavity.

6. The medical bed worm gear case end cover with the better protection function as claimed in claim 1, is characterized in that: the end cover body (2) is internally connected with a first cavity and a second cavity, a second rotating rod (21) is rotatably connected in a through groove, the second rotating rod (21) is fixedly connected with a second gear (22), and the second gear (22) is meshed with tooth grooves in the side walls of the third sliding plate (18) and the fourth sliding plate (20).

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