CN208031191U - A kind of anal retractor - Google Patents

Abstract

The utility model discloses a kind of anal retractors,Including cylindrical guide,Polyurethane film fixed block,Polyurethane film sliding block,Worm screw,Rocking bar,Driven pulley,Worm gear,Driving pulley,Transmission belt,Force snesor,Buzzer,Microcontroller,Relay etc.,The effect of driving driving pulley and deceleration can be achieved by the engagement of worm gear and worm screw,Pass through driving pulley,The tape handler that driven pulley and transmission belt are formed can realize the effect of control polyurethane film sliding block horizontal position,The effect for receiving the force signal of force snesor and controlling relay can be achieved by the setting of microcontroller,The effect of control buzzer can be achieved by the setting of relay,It can be achieved when the effect for retracting excessive alarm prompting medical worker by the setting of buzzer,The advantages of buzzer is that alarm sound is small,It is not easy to disturb by making noise to patient and medical worker,The utility model reduces the pain for retracting and being brought to patient when anus.

Description

A kind of anal retractor

Technical field

The utility model is related to the field of medical instrument technology, specific field is a kind of anal retractor.

Background technology

Disease of anus is very common in China, needs when traditional podex surgical procedure to retract patient by nursing or assistant Anus, as operating time is long, it is easy to cause nursing staff or assistant fatigue, so nowadays do podex operation or check Most of anus uses anal retractor by type anus retracting, but existing many anal retractors lack as worm and gear Deceleration mechanism, traction speed is somewhat fast, and does not have effective measures to be judged when retracting too big, and pain can be brought to patient Hardship is difficult to ensure safely, for this purpose, it is proposed that a kind of anal retractor solves these problems.

Utility model content

The purpose of this utility model is to provide a kind of anal retractors, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions：A kind of anal retractor, including cylinder are led The lateral wall of rail, the cylindrical guide is equipped with polyurethane film fixed block and polyurethane film sliding block, the polyurethane film sliding block and circle Column guide rail is slidably connected, and the lower wall of the cylindrical guide is equipped with transmission case, between the left side wall and right side wall of the transmission case It is rotatablely equipped with worm shaft, the worm shaft runs through the right side wall of transmission case, and the side wall of the worm shaft is equipped with worm screw, described The right side of worm shaft is bolted with rocking bar, and driven pulley is rotatablely equipped with respectively between the front side wall and rear wall of the transmission case Axis and driving belt pulley shaft, the driven belt wheel shaft and driving belt pulley shaft are respectively positioned on the lower section of worm shaft, the driving pulley axle position In the right side of driven belt wheel shaft, the side wall key connection of the driven belt wheel shaft has driven pulley, the side wall of the driving belt pulley shaft Key connection has worm gear and driving pulley respectively, and the driving pulley is located at the rear of worm gear, between the worm screw and the worm gear Intermeshing, the driven pulley and the driving pulley are by being driven band connection, the lower face of the polyurethane film sliding block It is connected with the upper surface of the transmission belt, the polyurethane film sliding block is internally provided with force snesor, the inner cavity of the transmission case Lower face is bolted with buzzer, and the inner cavity of the cylindrical guide is equipped with microcontroller and relay, and the microcontroller passes through electric conductor It is electrically connected power supply, force snesor and relay, the relay is electrically connected buzzer by electric conductor.

Preferably, the lateral wall of the cylindrical guide passes through polishing treatment.

Preferably, the polyurethane film fixed block and the polyurethane film sliding block include release paper, medical pressure sensitive adhesive and Film.

Preferably, the upper surface of the polyurethane film fixed block and the upper surface of the polyurethane film sliding block are V-shaped Structure.

Preferably, the power supply is AC power.

Preferably, the diameter of the worm gear is more than the diameter of driving pulley.

Compared with prior art, the utility model has the beneficial effects that：Driving can be achieved by the engagement of worm gear and worm screw The effect of driving pulley and deceleration, the tape handler being made up of driving pulley, driven pulley and transmission belt can realize control The force signal and the control that receive force snesor can be achieved by the setting of microcontroller for the effect of polyurethane film sliding block processed horizontal position The effect of control buzzer can be achieved by the setting of relay, can be achieved to work as by the setting of buzzer for the effect of relay Retract the effect that excessive alarm reminds medical worker, the advantages of buzzer is that alarm sound is small, is not easy to disturb by making noise to patient and medical matters Personnel, the utility model reduce the pain for retracting and being brought to patient when anus.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the vertical view of transmission case internal drive mechanism in the utility model；

Fig. 3 is the control principle drawing of the utility model.

In figure：1- cylindrical guides, 2- polyurethane films fixed block, 3- polyurethane films sliding block, 4- transmission cases, 5- worm shafts, 6- Worm screw, 7- rocking bars, 8- driven belts wheel shaft, 9- driving belt pulley shafts, 10- driven pulleys, 11- worm gears, 12- driving pulleys, 13- transmissions Band, 14- force snesors, 15- buzzers, 16- microcontrollers, 17- relays, 18- power supplys.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of anal retractor, including cylindrical guide 1, The lateral wall of the cylindrical guide is equipped with polyurethane film fixed block 2 and polyurethane film sliding block 3, the polyurethane film sliding block and cylinder Guide rail is slidably connected, and the effect on the left of fixed anus can be achieved by the setting of polyurethane film fixed block, slided by polyurethane film The setting of block can be achieved to retract the effect on the right side of anus, and the lower wall of the cylindrical guide is equipped with transmission case 4, the transmission case Worm shaft 5 is rotatablely equipped between left side wall and right side wall, the worm shaft runs through the right side wall of transmission case, the worm shaft Side wall be equipped with worm screw 6, the right side of the worm shaft is bolted with rocking bar 7, and driving worm screw rotation can be achieved in the setting for passing through rocking bar The effect turned, driven belt wheel shaft 8 and driving belt pulley shaft are rotatablely equipped between the front side wall and rear wall of the transmission case respectively 9, the driven belt wheel shaft and driving belt pulley shaft are respectively positioned on the lower section of worm shaft, and the driving belt pulley shaft is located at driven belt wheel shaft The side wall key connection on right side, the driven belt wheel shaft has driven pulley 10, and the side wall of the driving belt pulley shaft is keyed respectively to be had The effect of driving driving pulley and deceleration, the master can be achieved by the engagement of worm gear and worm screw for worm gear 11 and driving pulley 12 Movable belt pulley is located at the rear of worm gear, is intermeshed between the worm screw and the worm gear, the driven pulley and the main belt Wheel is connected by transmission belt 13, and the tape handler being made up of driving pulley, driven pulley and transmission belt can realize control The effect of polyurethane film sliding block processed horizontal position, the lower face of the polyurethane film sliding block and the upper surface of the transmission belt connect It connects, the polyurethane film sliding block is internally provided with force snesor 14, and detection polyurethane film can be achieved by the setting of force snesor Sliding block by anus pulling force and force signal is passed to the effect of microcontroller, the inner cavity lower face of the transmission case is bolted with bee The advantages of ring device 15, can be achieved to work as the effect for retracting excessive alarm and reminding medical worker by being arranged for buzzer, buzzer It is that alarm sound is small, is not easy to disturb by making noise to patient and medical worker, the inner cavity of the cylindrical guide is equipped with microcontroller 16 and relay 17, The effect for receiving the force signal of force snesor and controlling relay can be achieved by the setting of microcontroller, the microcontroller passes through electricity Conductor has been electrically connected power supply 18, force snesor and relay, and the effect of control buzzer can be achieved by the setting of relay Fruit, the effect that electric energy is provided for microcontroller can be achieved by the setting of power supply, and the relay is electrically connected buzzing by electric conductor Device.

Specifically, the lateral wall of the cylindrical guide passes through polishing treatment, the polyurethane film sliding block after polishing treatment It is easy to slide in the lateral wall of cylindrical guide.

Specifically, the polyurethane film fixed block and the polyurethane film sliding block include release paper, medical pressure sensitive adhesive And film.

Specifically, the upper surface of the polyurethane film fixed block and the upper surface of the polyurethane film sliding block are in " V " Shape structure.

Specifically, the power supply is AC power.

Specifically, the diameter of the worm gear is more than the diameter of driving pulley, it is straight to be more than driving pulley by worm gear diameter The effect slowed down can be achieved in the such setting of diameter.

Operation principle：In the utility model, first the " V " shape open end of polyurethane film fixed block is aligned on the left of anus and is glued Patch is fixed, and by the " V " shape open end alignment anus right side of polyurethane film sliding block and pastes fixation, polyurethane film structure and skin phase Closely, therefore it ensure that the normal mutual trust of skin, and it is waterproof, can effectively obstruct infiltration of the operation sterilizing liquid to skin, make tool Paste closer, be not easy to loosen, then rotating counterclockwise rocking bar makes polyurethane film sliding block move right, rocking bar drive worm shaft and Worm screw rotates, and worm drive worm gear and driving pulley rotation, driving pulley driving transmission belt make polyurethane film sliding block move right, When polyurethane film sliding block is reached the threshold value of force snesor by the pulling force of anus, force snesor passes the signal along to microcontroller, To relay output signal, the advantages of relay control buzzer makes its sound of movement to remind medical worker, buzzer is microcontroller Alarm sound is small, is not easy to disturb by making noise to patient and medical worker, and medical worker can stop operating rocking bar or slightly according to the sound of movement of buzzer Micro- rocking bar that rotates clockwise makes polyurethane film sliding block be moved to the left a bit, and since worm screw is driving link, worm gear is driven member, and snail The diameter of wheel is more than the diameter of driving pulley, and slowing effect is apparent.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of anal retractor, including cylindrical guide (1), it is characterised in that：The lateral wall of the cylindrical guide (1) is equipped with poly- Urethane film fixed block (2) and polyurethane film sliding block (3), the polyurethane film sliding block (3) and cylindrical guide (1) are slidably connected, institute The lower wall for stating cylindrical guide (1) is equipped with transmission case (4), is rotatablely installed between the left side wall and right side wall of the transmission case (4) There are worm shaft (5), the worm shaft (5) to run through the right side wall of transmission case (4), the side wall of the worm shaft (5) is equipped with worm screw (6), the right side of the worm shaft (5) is bolted with rocking bar (7), between the front side wall and rear wall of the transmission case (4) respectively It is rotatablely equipped with driven belt wheel shaft (8) and driving belt pulley shaft (9), the driven belt wheel shaft (8) and driving belt pulley shaft (9) are respectively positioned on The lower section of worm shaft (5), the driving belt pulley shaft (9) are located at the right side of driven belt wheel shaft (8), the driven belt wheel shaft (8) Side wall key connection has driven pulley (10), and the side wall of the driving belt pulley shaft (9) is keyed respectively worm gear (11) and main belt It takes turns (12), the driving pulley (12) is located at the rear of worm gear (11), is mutually nibbled between the worm screw (6) and the worm gear (11) It closes, the driven pulley (10) and the driving pulley (12) are connected by transmission belt (13), the polyurethane film sliding block (3) Lower face connected with the upper surface of the transmission belt (13), the polyurethane film sliding block (3) is internally provided with force snesor (14), the inner cavity lower face of the transmission case (4) is bolted with buzzer (15), and the inner cavity of the cylindrical guide (1) is equipped with monolithic Machine (16) and relay (17), the microcontroller (16) have been electrically connected power supply (18), force snesor (14) by electric conductor With relay (17), the relay (17) is electrically connected buzzer (15) by electric conductor.

2. a kind of anal retractor according to claim 1, it is characterised in that：The lateral wall of the cylindrical guide (1) passes through Cross polishing treatment.

3. a kind of anal retractor according to claim 1, it is characterised in that：The polyurethane film fixed block (2) and institute It includes release paper, medical pressure sensitive adhesive and film to state polyurethane film sliding block (3).

4. a kind of anal retractor according to claim 1 or 3, it is characterised in that：The polyurethane film fixed block (2) The V-shaped structure in upper surface and the upper surface of the polyurethane film sliding block (3).

5. a kind of anal retractor according to claim 1, it is characterised in that：The power supply (18) is AC power.

6. a kind of anal retractor according to claim 1, it is characterised in that：The diameter of the worm gear (11) is more than actively The diameter of belt wheel (12).