CN203591490U

CN203591490U - Medical mechanical arm

Info

Publication number: CN203591490U
Application number: CN201320834920.4U
Authority: CN
Inventors: 严佰荣
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-17
Filing date: 2013-12-17
Publication date: 2014-05-14
Anticipated expiration: 2023-12-17

Abstract

The utility model discloses a medical mechanical arm. The medical mechanical arm comprises a fixed base, a bendable pipe clamp and a rotary arm, wherein the fixed base and the pipe clamp are arranged at the two ends of the rotary arm respectively, the rotary arm is composed of support arms which are hinged to each other, the support arms comprise a support arm I and a support arm II, an installation groove is formed in the hinging position of the support arm II, a rotatable ejector block is arranged in the installation groove, one end of the ejector block penetrates through the support arm II to be connected with the support arm I in a clamped mode, a matching groove is formed in the hinging position of the support arm I, one side of the hinging position of the support arm II is embedded into the matching groove and is in running fit with the matching groove, a clamping groove is formed in the inner wall of the matching groove, one end of the ejector block is connected with the clamping groove in a clamped mode, a compression spring used for pushing the ejector block to be connected with the clamping groove in a clamped mode all the time is arranged in the installation groove, a pressing piece which is jacked by a reset spring is connected to a mouth of the installation groove in a clamped mode, and an ejector pin used for pushing the ejector block to be separated from the clamping groove is arranged on the bottom surface of the pressing piece. The e medical mechanical arm has the advantages that operation is convenient, the practicability is high, operation of medical staff is facilitated, and the medical staff can treat a patient conveniently.

Description

Medical mechanism arm

Technical field

This utility model relates to a kind of medical apparatus and instruments, refers in particular to a kind of for hanging the medical mechanism arm of medical transfusion pipe or appendix.

Background technology

In medical apparatus and instruments, there is a kind of mechanical arm that is specifically designed to operation transfusion, gas transmission, this type of mechanical arm one end is fixed, the other end is according to doctor or nurse's needs, the random bending of carrying out any direction, shortening and prolongation, in existing medical mechanism arm, to adopt more piece pivoted arm to be formed by connecting mostly, and the shortening of pivoted arm and prolongation are to complete by the hinged locking between each support arm, and existing medical mechanical arm often exists adjusting trouble in actual use, can not conveniently complete stretching, extension or the contraction of support arm.

One piece of name of prior art is called the patent of " mechanical arm movable joint mechanism " (China Patent No. 201110458118.5, application publication number CN103182713A), this patent is mainly to utilize each support arm of realizing of the screw thread degree of tightness of spanner end to rotate, and this mode is cumbersome in the time of practical operation, and, in the time that spanner is tighter, user needs larger strength just can unscrew, actual use inconvenience.

Utility model content

The technical problem that one, will solve

The purpose of this utility model is for the existing the problems referred to above of prior art, and spy provides a kind of medical mechanism arm simple in structure, easy to operate.

Two, technical scheme

For solving the problems of the technologies described above, this utility model medical mechanism arm, include holder, pipe clamp and pivoted arm that can bending, above-mentioned holder and pipe clamp are separately positioned on the two ends of pivoted arm, above-mentioned pivoted arm is made up of the support arm being hinged, above-mentioned support arm comprises support arm I and support arm II, wherein, the hinged place of an above-mentioned support arm II is provided with mounting groove, in above-mentioned mounting groove, be provided with rotating jacking block, one end of this jacking block is through support arm II and a support arm I clamping, the hinged place of above-mentioned support arm I is provided with mating groove, the hinged place one side of support arm II embeds mating groove and is rotatably assorted with it, above-mentioned mating groove inwall is provided with draw-in groove, one end of above-mentioned jacking block and draw-in groove clamping, in above-mentioned mounting groove, be provided with the Compress Spring that promotes all the time jacking block and draw-in groove clamping, above-mentioned installation notch place is connected with the pressing tablet by back-moving spring jacking, and this pressing tablet bottom surface is provided with and promotes the thimble that jacking block departs from draw-in groove.

As optimization, above-mentioned jacking block is L-shaped, is provided with two Compress Springs in above-mentioned mounting groove, withstands on respectively the two ends of jacking block; Above-mentioned mounting groove bottom surface is provided with the positioning seat for Compress Spring is installed, and one end of above-mentioned Compress Spring is embedded in positioning seat.

As optimization, the position that above-mentioned Compress Spring withstands on jacking block is provided with a groove or projection, and one end of above-mentioned Compress Spring embeds in groove or is inserted on projection.

As optimization, in above-mentioned mounting groove, be provided with an installation sheet, on this installation sheet, have a through hole that can allow thimble pass through, above-mentioned back-moving spring is arranged between installation sheet and pressing tablet.

As optimization, the end of above-mentioned thimble is the conical surface.

Three, the beneficial effects of the utility model

In the time that reality is used, in the time that user need to stretch mechanical arm, only support arm need be launched, this utility model jacking block is unidirectional stop bit, that is, support arm is not locked by jacking block upon deployment, and in the time shrinking, need to press pressing tablet, jacking block and draw-in groove are departed from, and like this, support arm is just collapsible; This utility model is easy to operate, practical, is convenient to medical worker's operation, is conducive to medical worker patient is treated.

Accompanying drawing explanation

Fig. 1 is the exploded view of this utility model support arm I and support arm II hinged place;

Fig. 2 is the profile of utility model support arm I and support arm II hinged place;

Fig. 3 is the cut-away view of this utility model mounting groove;

Fig. 4 is the location drawing of this utility model jacking block in support arm I;

Fig. 5 is this utility model overall structure schematic diagram.

In figure, 1 is holder, and 2 is pipe clamp, and 3 is pivoted arm, and 4 is support arm I, and 5 is support arm II, and 6 is mounting groove, and 7 is jacking block, and 8 is mating groove, and 9 is draw-in groove, and 10 is Compress Spring, and 11 is back-moving spring, and 12 is pressing tablet, and 13 is thimble, and 14 is positioning seat, and 15 is installation sheet.

The specific embodiment

Below in conjunction with accompanying drawing, this utility model medical mechanism arm is described further:

Embodiment one: as shown in Fig. 1 to 5, this utility model medical mechanism arm, include holder 1, can bending pipe clamp 2 and pivoted arm 3, above-mentioned holder 1 and pipe clamp 2 are separately positioned on the two ends of pivoted arm 3, above-mentioned pivoted arm 3 is made up of the support arm being hinged, and above-mentioned support arm comprises support arm I4 and support arm II5, certainly, if any the demand of length, can connect multiple support arms, the hinged place of an above-mentioned support arm II5 is provided with mounting groove 6, in mounting groove 6, be provided with rotating jacking block 7, specifically, be provided with a rotating shaft at the inner bottom surface of mounting groove 6, jacking block 7 is provided with the axis hole matching with rotating shaft, in the time rotating, jacking block 7 rotates around rotating shaft, one end of this jacking block 7 is through support arm II5 and a support arm I4 clamping, the hinged place of above-mentioned support arm I4 is provided with mating groove 8, the hinged place one side of support arm II5 embeds mating groove 8 and is rotatably assorted with it, above-mentioned mating groove 8 inwalls are provided with draw-in groove 9, one end of above-mentioned jacking block 7 and draw-in groove 9 clampings, the present embodiment jacking block 7 is monodirectional locking, , when support arm II5 rotates towards the direction stretching, jacking block 7 can not lock with draw-in groove 9, support arm II5 rotates according to actual user demand, and when support arm II5 is during at shrinkage direction, jacking block 7 meetings and draw-in groove 9 clampings, lock, in above-mentioned mounting groove 6, be provided with the Compress Spring 10 that promotes all the time jacking block 7 and draw-in groove 9 clampings, 6 mouthfuls of places of above-mentioned mounting groove are connected with the pressing tablet 12 by back-moving spring 11 jackings, and these pressing tablet 12 bottom surfaces are provided with and promote the thimble 13 that jacking block 7 departs from draw-in groove 9.

Above-mentioned jacking block 7 is L-shaped, is provided with two Compress Springs 10 in above-mentioned mounting groove 6, withstands on respectively the two ends of jacking block 7; Above-mentioned mounting groove 6 bottom surfaces are provided with the positioning seat 14 for Compress Spring 10 is installed, one end of above-mentioned Compress Spring 10 is embedded in positioning seat 14, one end of its Compress Spring 10 is against in positioning seat 14, the other end is against on jacking block 7, Compress Spring 10 is own in compressive state, in the time that jacking block 7 remains static, two Compress Springs 10 promote towards same direction, jacking block 7 one end are withstood on draw-in groove 9 all the time, above-mentioned jacking block 7 is provided with the joint end of draw-in groove 9 ladder block matching with draw-in groove 9, so design, can be very to the effect that reaches locking.

The position that above-mentioned Compress Spring 10 withstands on jacking block 7 is provided with a groove or projection, in the present embodiment, on jacking block 7, have two grooves corresponding with Compress Spring 10, one end of above-mentioned Compress Spring 10 embeds in groove, like this, can guarantee the release elastic force of Compress Spring 10 orientations, can sideslip.

In above-mentioned mounting groove 6, be provided with an installation sheet 15, on this installation sheet 15, have a through hole that can allow thimble 13 pass through, above-mentioned back-moving spring 11 is arranged between installation sheet 15 and pressing tablet 12, above-mentioned pressing tablet 12 is to be connected to 6 mouthfuls of places of mounting groove, and installation sheet 15 is mounted in mounting groove 6, the bottom surface of above-mentioned installation sheet 15 is near Compress Spring 10, and distance between installation sheet 15 bottom surfaces and jacking block 7 end faces is less than or equal to the half of Compress Spring 10 external diameters, like this, can prevent that Compress Spring 10 from surprisingly ejecting installation site in the time of work.

The end of above-mentioned thimble 13 is the conical surface, and certainly, user also can manufacture an inclined-plane or arc surface, and during by thimble 13 end bevels or arc surface, the installation of pressing tablet 12 just has directivity, in the present embodiment, for the convenience of installing, thimble 13 ends are made to the conical surface.

As shown in Figure 5, this utility model is fixed medical mechanism arm by holder 1, and the stretching, extension of pivoted arm 3 and contraction are to complete by each support arm, end can bending pipe clamp 2 hang up tube for transfusion or appendix etc. for medical worker.

The above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of this utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims

1. a medical mechanism arm, include holder, pipe clamp and pivoted arm that can bending, described holder and pipe clamp are separately positioned on the two ends of pivoted arm, described pivoted arm is made up of the support arm being hinged, described support arm comprises support arm I and support arm II, it is characterized in that: the hinged place of a described support arm II is provided with mounting groove, in described mounting groove, be provided with rotating jacking block, one end of this jacking block is through support arm II and a support arm I clamping, the hinged place of described support arm I is provided with mating groove, the hinged place one side of support arm II embeds mating groove and is rotatably assorted with it, described mating groove inwall is provided with draw-in groove, one end of described jacking block and draw-in groove clamping, in described mounting groove, be provided with the Compress Spring that promotes all the time jacking block and draw-in groove clamping, described installation notch place is connected with the pressing tablet by back-moving spring jacking, and this pressing tablet bottom surface is provided with and promotes the thimble that jacking block departs from draw-in groove.

2. medical mechanism arm according to claim 1, is characterized in that: described jacking block is L-shaped, is provided with two Compress Springs in described mounting groove, withstands on respectively the two ends of jacking block; Described mounting groove bottom surface is provided with the positioning seat for Compress Spring is installed, and one end of described Compress Spring is embedded in positioning seat.

3. medical mechanism arm according to claim 2, is characterized in that: the position that described Compress Spring withstands on jacking block is provided with a groove or projection, and one end of described Compress Spring embeds in groove or is inserted on projection.

4. medical mechanism arm according to claim 1, is characterized in that: in described mounting groove, be provided with an installation sheet, have a through hole that can allow thimble pass through on this installation sheet, described back-moving spring is arranged between installation sheet and pressing tablet.

5. according to the medical mechanism arm described in claim 1 to 4 any one, it is characterized in that: the end of described thimble is the conical surface.