CN212261556U

CN212261556U - Lifting adjustable and rotary chest protecting plate

Info

Publication number: CN212261556U
Application number: CN202020348813.0U
Authority: CN
Inventors: 申屠建林
Original assignee: Hangzhou Tonglu Jiangnan Medical Instrument Co ltd
Current assignee: Hangzhou Tonglu Jiangnan Medical Instrument Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-01-01
Anticipated expiration: 2030-03-18

Abstract

The utility model relates to a lifting adjustable and rotary chest protecting plate, which comprises a tray component and a lifting component for lifting adjustment of the tray component, wherein the tray component can be rotatably and adjustably arranged on the lifting component; the lifting assembly comprises an outer sleeve, an inner sleeve and a lifting transmission mechanism with a self-locking function, the inner sleeve is sleeved in the outer sleeve, and the lifting transmission mechanism is arranged on the outer sleeve and used for driving the inner sleeve to move up and down; the tray assembly comprises a tray, a chest protecting cross rod and cross rod fixing columns, the tray can be rotatably and adjustably mounted on the chest protecting cross rod in the horizontal plane, the chest protecting cross rod can be horizontally and transversely moved and adjustably mounted on the cross rod fixing columns, and the cross rod fixing columns are connected with the end portions of the inner sleeves. The inner sleeve cannot descend due to the heavy pressure of the tray assembly and objects such as a laryngoscope and the like arranged on the tray assembly by utilizing the self-locking function of the worm and gear in the lifting transmission mechanism, and the inner sleeve cannot descend in the use process after the height of the tray assembly is adjusted in place.

Description

Lifting adjustable and rotary chest protecting plate

Technical Field

The utility model relates to the field of medical equipment, specifically say, relate to an adjustable and rotation type chest protector goes up and down, mainly used operation in-process installation laryngoscope for with the laryngoscope location, be convenient for operation to the laryngoscope in the operation process.

Background

In the clinical practice of laryngoscope operation, a positioning device is used to position the laryngoscope, and currently, a chest splint is usually used as the positioning device, for example, in patent publication No. CN 102499844B: the utility model discloses an adjustable chest protection plate of over-and-under type, discloses a structural design is reasonable in this patent, and convenient to use's chest protection plate, the tray device in this chest protection plate can carry out 360 degrees random rotations, when the operating table about the patient needs, only needs to rotate the tray device and just can rotate the tray device from the operating table top, and the operating table does not have any influence about the patient. When a patient needs to use the laryngoscope to perform the laryngeal operation, the required height and angle of the laryngoscope can be adjusted according to the actual condition of the patient, such as the height, the weight and the like of the patient. Greatly facilitates the operation of the laryngoscope, is beneficial to improving the operation effect and the operation efficiency.

However, the chest protector is found to have the following problems in clinical use: 1. in the lifting device, the inner sleeve is pressed by the tray device and objects such as a laryngoscope and the like arranged on the tray device to descend, so that the tray descends, and normal use is influenced; 2. in the tray device, the tray is fixed on the tray seat, and the tray seat can be installed on chest protection horizontal pole with the translation, and the tray seat can not be rotatory for chest protection horizontal pole, and the chest protection horizontal pole is installed on the horizontal pole fixing base, and the horizontal pole fixing base can rotate on the spud, and the tray device takes place rotatory back, and the tray often is in one kind and is not 90 vertical location's state with patient's health, and inconvenient nurse is to the operation requirement of tray position.

Therefore, there is a need for improvements and optimizations to existing breast plates.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is reasonable, convenient to use's adjustable and rotation type chest guard of going up and down.

The utility model provides a technical scheme that above-mentioned problem adopted is: a lifting adjustable and rotary chest protecting plate comprises a tray assembly and a lifting assembly for lifting adjustment of the tray assembly, wherein the tray assembly can be rotatably and adjustably mounted on the lifting assembly; the method is characterized in that: the lifting assembly comprises an outer sleeve, an inner sleeve and a lifting transmission mechanism with a self-locking function, the inner sleeve is sleeved in the outer sleeve, and the lifting transmission mechanism is arranged on the outer sleeve and used for driving the inner sleeve to move up and down; the tray assembly comprises a tray, a chest protecting cross rod and cross rod fixing columns, the tray can be rotatably and adjustably mounted on the chest protecting cross rod in the horizontal plane, the chest protecting cross rod can be horizontally and transversely moved and adjustably mounted on the cross rod fixing columns, and the cross rod fixing columns are connected with the end portions of the inner sleeves.

Preferably, the lower end of the outer sleeve is connected with a connecting rod, and a fixing clamp assembly is installed on the connecting rod. The mounting clip assembly is used to mount the breast shield on an operating table or other object.

Preferably, the lifting transmission mechanism comprises a worm, a worm wheel and a multi-head screw rod; the worm is meshed with the worm wheel, the worm wheel and the worm wheel are installed in a worm wheel box, the worm wheel box is fixed in the outer sleeve, the multi-head screw is vertically arranged in the outer sleeve through a bearing, the worm wheel is sleeved on the multi-head screw, the worm wheel is fixedly connected with the multi-head screw, a multi-head nut is sleeved on the multi-head screw, and the multi-head nut is connected with the inner sleeve.

Preferably, the bearing is installed in the outer sleeve through the bearing positioning seat; the worm wheel is fixedly connected with the multi-head screw rod through a screw; the multi-head nut and the inner sleeve are fixedly connected through a set screw.

Preferably, the lifting transmission mechanism further comprises a handle, and the handle is fixedly connected with one end of the worm through a cylindrical end positioning screw. Thereby drive the worm through the twist grip and rotate, the worm rotates and drives the worm wheel and rotate, and the worm wheel rotates and drives bull screw to rotate, and bull nut and bull screw rod cooperate, and internal thread in the bull nut cooperatees with the external screw thread on the bull screw rod promptly, just can drive the bull nut and reciprocate along the axial direction through rotating the bull screw rod to drive the endotheca and reciprocate.

Preferably, the upper end of the inner sleeve is connected with a positioning column, the cross rod fixing column is installed on the positioning column, and a first star-shaped hand wheel is used for pressing or releasing pressing.

Preferably, the cross rod fixing column is provided with a cross rod mounting hole with a cross section shape matched with that of the chest protecting cross rod, the chest protecting cross rod is mounted on the cross rod fixing column by penetrating through the cross rod mounting hole, the top of the cross rod fixing column is provided with the pressing sleeve, the pressing sleeve is mounted on the cross rod fixing column by using a second star-shaped hand wheel, and the second star-shaped hand wheel is provided with a spring for providing pre-tightening force for the pressing sleeve.

Preferably, one end of the chest protection cross rod is provided with a limiting pin.

Preferably, the tray subassembly still includes the tray seat, the tray seat welding is on chest protector horizontal pole, and the tray seat has a cylindrical cavity, install the flange below the tray, during cylindrical cavity was arranged in to the lower part of flange, and install in the cylindrical cavity and be used for preventing to take place frictional bush between flange and the tray seat.

Preferably, the tray and the flange are fixedly connected through countersunk screws; the flange and the tray seat are positioned through a tray fastening screw, and a plate handle is arranged at the end part of the tray fastening screw.

Compared with the prior art, the utility model, have following advantage and effect:

1. the inner sleeve cannot descend due to the heavy pressure of the tray assembly and objects such as a laryngoscope and the like arranged on the tray assembly by utilizing the self-locking function of the worm gear and the worm in the lifting transmission mechanism, so that the tray assembly cannot descend in the use process after the height of the tray assembly is adjusted in place;

2. the tray and the chest protecting cross rod can rotate 360 degrees, when a patient needs to get on or off the operating table, the tray component can be rotated away from the upper part of the operating table only by rotating the chest protecting cross rod, so that the patient can get on or off the operating table conveniently, in addition, when the tray rotates 360 degrees on the chest protecting cross rod, the tray is controlled to be vertically positioned by 90 degrees with the body of the patient by utilizing the 360-degree positioning of the tray, and the use requirement of a nurse on the position of the tray is facilitated;

3. utilize No. two star hand wheels will press the cover to install on the horizontal pole fixed column to install the spring that is used for providing the pretightning force to pressing the cover on No. two star hand wheels, press the cover to push down the chest protection horizontal pole, make the chest protection horizontal pole can not take place to rock.

Drawings

In order to illustrate the embodiments of the present invention or the solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic front view structure diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a lifting assembly in an embodiment of the present invention.

Fig. 3 is a schematic structural view of the cross bar fixing column in the embodiment of the present invention.

Fig. 4 is a schematic view of an installation structure of the handle and the worm in the embodiment of the present invention.

Fig. 5 is a schematic front view of a tray assembly according to an embodiment of the present invention.

Fig. 6 is a schematic top view of a tray assembly according to an embodiment of the present invention.

Description of reference numerals:

a tray component A, a lifting component B, a fixing clamp component C,

A connecting rod 1, a handle 2, a cylindrical end positioning screw 3, a worm 4, a worm gear box 5, a worm gear 6, a screw 7, a bearing positioning seat 8, a bearing 9, a multi-head nut 10, a set screw 11, an outer sleeve 12, a multi-head screw 13, a cross rod fixing column 14, a first star-shaped hand wheel 15, a positioning column 16, an inner sleeve 18, a first star-shaped groove, a second star-shaped groove,

a limit pin 31, a chest protecting cross bar 32, a tray seat 33, a bushing 34, a tray 35, a flange 36, a tray fastening screw 37, a countersunk screw 38, a plate handle 39,

A pressing sleeve 141, a star-shaped hand wheel 142 and a spring 143.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

See fig. 1-6.

The embodiment discloses a lifting adjustable and rotary chest protecting plate which comprises a tray component A and a lifting component B; the lifting component B is used for lifting and adjusting the tray component A, and the tray component A can be rotatably and adjustably installed on the lifting component B.

In this embodiment, the lifting assembly B includes an outer sleeve 12, an inner sleeve 18, and a lifting transmission mechanism with a self-locking function, wherein the inner sleeve 18 is sleeved in the outer sleeve 12, and the lifting transmission mechanism is installed on the outer sleeve 12 and is used for driving the inner sleeve 18 to move up and down. The lower end of the outer sleeve 12 is connected with a connecting rod 1, and a fixing clamp component C is arranged on the connecting rod 1. The mounting clip assembly C is used to mount the breast shield on an operating table or other object. The specific structure of the fixing clip assembly C can be referred to the prior art.

Specifically, the lifting transmission mechanism includes a handle 2, a worm 4, a worm wheel 6, and a multi-start screw 13. The worm 4 is meshed with the worm wheel 6, the worm wheel 4 and the worm wheel 6 are installed in a worm wheel case 5, the worm wheel case 5 is fixed in an outer sleeve 12, a multi-thread screw 13 is vertically arranged in the outer sleeve 12 through a bearing 9, and the bearing 9 is installed in the outer sleeve 12 through a bearing positioning seat 8; the worm wheel 6 is sleeved on the multi-head screw 13, and the worm wheel 6 and the multi-head screw 13 are fixedly connected through a screw 7; the multi-head screw 13 is sleeved with a multi-head nut 10, and the multi-head nut 10 and the inner sleeve 18 are fixedly connected through a set screw 11. The handle 2 is fixedly connected with one end of the worm 4 through a cylindrical end positioning screw 3. Thereby drive worm 4 through turning handle 2 and rotate, worm 4 rotates and drives worm wheel 6 and rotate, and worm wheel 6 rotates and drives bull screw 13 and rotate, and bull nut 10 and bull screw 13 cooperate, and the internal thread in the bull nut 10 matches with the external screw thread on the bull screw 13 promptly, just can drive bull nut 10 and reciprocate along the axial direction through rotating bull screw 13 to drive endotheca 18 and reciprocate.

In this embodiment, the tray assembly a includes a tray 35, a tray seat 33, a chest protecting cross bar 32, and a cross bar fixing post 14. The tray seat 33 is welded on the chest protecting cross rod 32, the tray seat 33 is provided with a cylindrical cavity, a flange 36 is arranged below the tray 35, and the tray 35 and the flange 36 are fixedly connected through a sunk screw 38; the lower part of the flange 36 is placed in a cylindrical cavity and inside the cylindrical cavity is mounted a bushing 34 for preventing friction between the flange 36 and the tray seat 33. The flange 36 and the tray seat 33 are positioned through the tray fastening screws 37, the plate handle 39 is mounted at the end of the tray fastening screws 37, the plate handle 39 is mainly used for being held by hands of a user conveniently, when the tray 35 needs to be rotated, the tray fastening screws 37 are loosened through rotation of the plate handle 39, the flange 36 and the tray seat 33 can be positioned, then the tray 35 can be rotated, and after the tray 35 is rotated to a position, the tray fastening screws 37 are screwed to fix the flange 36 and the tray seat 33.

In this embodiment, the chest protecting cross bar 32 can be horizontally and adjustably mounted on the cross bar fixing post 14, and the cross bar fixing post 14 is connected with the end of the inner sleeve 18. Specifically, the upper end of the inner sleeve 18 is connected with a positioning column 16, the cross rod fixing column 14 is installed on the positioning column 16 and is pressed or released from pressing by a first star-shaped hand wheel 15, the first star-shaped hand wheel 15 is rotated to release pressing of the cross rod fixing column 14 and the positioning column 16, the cross rod fixing column 14, namely, the chest protection cross rod 32 can be rotated and adjusted, and after the chest protection cross rod 32 rotates to a required angle, the cross rod fixing column 14 and the positioning column 16 are pressed and fixed through the first star-shaped hand wheel 15. The cross bar fixing column 14 is provided with a cross bar mounting hole with a cross section shape matched with that of the chest protection cross bar 32, the chest protection cross bar 32 is mounted on the cross bar fixing column 14 by penetrating the cross bar mounting hole, the top of the cross bar fixing column 14 is provided with a pressing sleeve 141, the pressing sleeve 141 is mounted on the cross bar fixing column 14 by using a second star-shaped hand wheel 142, the bottom of the pressing sleeve 141 presses the chest protection cross bar 32 downwards, a spring 143 used for providing pre-tightening force for the pressing sleeve 141 is mounted on the second star-shaped hand wheel 142, and the pressing sleeve 141 presses the chest protection cross bar 32 to prevent the chest protection cross bar 32 from shaking in the using process.

In this embodiment, one end of the chest protecting cross rod 32 is provided with the limit pin 31, which can prevent the chest protecting cross rod 32 from sliding off from the cross rod fixing column 14 when the chest protecting cross rod 32 is adjusted horizontally, thereby improving the safety performance of use.

In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the patent idea of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. A lifting adjustable and rotary chest protecting plate comprises a tray assembly (A) and a lifting assembly (B) for lifting adjustment of the tray assembly (A), wherein the tray assembly (A) is rotatably and adjustably mounted on the lifting assembly (B); the method is characterized in that: the lifting assembly (B) comprises an outer sleeve (12), an inner sleeve (18) and a lifting transmission mechanism with a self-locking function, wherein the inner sleeve (18) is sleeved in the outer sleeve (12), and the lifting transmission mechanism is arranged on the outer sleeve (12) and used for driving the inner sleeve (18) to move up and down; the tray assembly (A) comprises a tray (35), a chest protecting cross rod (32) and cross rod fixing columns (14), wherein the tray (35) can be rotatably and adjustably mounted on the chest protecting cross rod (32) in a horizontal plane, the chest protecting cross rod (32) can be horizontally and transversely and adjustably mounted on the cross rod fixing columns (14), and the cross rod fixing columns (14) are connected with the end portions of the inner sleeves (18).

2. The lift adjustable and rotary breast plate of claim 1, wherein: the lower extreme of overcoat (12) is connected with and connects pole (1), connect and install fixed clamp subassembly (C) on pole (1).

3. The lift adjustable and rotary breast plate of claim 1, wherein: the lifting transmission mechanism comprises a worm (4), a worm wheel (6) and a multi-head screw (13); the worm (4) is meshed with the worm wheel (6), the worm wheel (4) and the worm wheel (6) are installed in a worm wheel box (5), the worm wheel box (5) is fixed in an outer sleeve (12), the multi-head screw (13) is vertically arranged in the outer sleeve (12) through a bearing (9), the worm wheel (6) is sleeved on the multi-head screw (13), the worm wheel (6) is fixedly connected with the multi-head screw (13), the multi-head screw (13) is sleeved with a multi-head nut (10), and the multi-head nut (10) is connected with an inner sleeve (18).

4. The lift adjustable and rotary breast plate of claim 3, wherein: the bearing (9) is arranged in the outer sleeve (12) through the bearing positioning seat (8); the worm wheel (6) is fixedly connected with the multi-head screw rod (13) through a screw (7); the multi-head nut (10) and the inner sleeve (18) are fixedly connected through a set screw (11).

5. The lift adjustable and rotary breast plate of claim 3, wherein: the lifting transmission mechanism further comprises a handle (2), and the handle (2) is fixedly connected with one end of the worm (4) through a cylindrical end positioning screw (3).

6. The lift adjustable and rotary breast plate of claim 1, wherein: the upper end of the inner sleeve (18) is connected with a positioning column (16), the cross rod fixing column (14) is installed on the positioning column (16), and a first star-shaped hand wheel (15) is used for pressing or releasing pressing.

7. The lift adjustable and rotary breast plate of claim 1, wherein: the cross bar fixing column (14) is provided with a cross bar mounting hole with a cross section shape matched with that of the chest protecting cross bar (32), the chest protecting cross bar (32) is mounted on the cross bar fixing column (14) through the cross bar mounting hole in a penetrating mode, the top of the cross bar fixing column (14) is provided with a pressing sleeve (141), the pressing sleeve (141) is mounted on the cross bar fixing column (14) through a second star-shaped hand wheel (142), and a spring (143) used for providing pre-tightening force for the pressing sleeve (141) is mounted on the second star-shaped hand wheel (142).

8. The lift adjustable and rotary breast plate of claim 1, wherein: one end of the chest protecting cross rod (32) is provided with a limiting pin (31).

9. The lift adjustable and rotary breast plate of claim 1, wherein: tray subassembly (A) still includes tray seat (33), tray seat (33) welding is on chest protector horizontal pole (32), and tray seat (33) have a cylindrical cavity, install flange (36) below tray (35), and cylindrical cavity is arranged in to the lower part of flange (36), and install bush (34) that are used for preventing to take place friction between flange (36) and tray seat (33) in the cylindrical cavity.

10. The lift adjustable and rotary breast plate of claim 9, wherein: the tray (35) and the flange (36) are fixedly connected through a countersunk head screw (38); the flange (36) and the tray seat (33) are positioned through a tray fastening screw (37), and a plate handle (39) is installed at the end part of the tray fastening screw (37).