CN210521375U - Automatic heart pressing device - Google Patents

Automatic heart pressing device Download PDF

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Publication number
CN210521375U
CN210521375U CN201920922455.7U CN201920922455U CN210521375U CN 210521375 U CN210521375 U CN 210521375U CN 201920922455 U CN201920922455 U CN 201920922455U CN 210521375 U CN210521375 U CN 210521375U
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China
Prior art keywords
fixedly connected
sliding
shell
frame
gear
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Expired - Fee Related
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CN201920922455.7U
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Chinese (zh)
Inventor
肜云鹏
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First Affiliated Hospital of Nanyang Medical College
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First Affiliated Hospital of Nanyang Medical College
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Priority to CN201920922455.7U priority Critical patent/CN210521375U/en
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Publication of CN210521375U publication Critical patent/CN210521375U/en
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Abstract

The utility model relates to an automatic heart pressing device, which effectively solves the problems that medical staff are weak in physical strength, the position of the medical staff deviates in the pressing process, the existing heart pressing device is inconvenient to carry and has poor universality; the technical scheme includes that the device comprises a shell, wherein the shell comprises a left shell and a right shell, telescopic sleeves are fixedly connected to the front end and the rear end of the left shell, telescopic rods which are connected into the corresponding telescopic sleeves in a left-right sliding mode are fixedly connected to the front end and the rear end of the right shell, a supporting frame is fixedly connected into the left shell, a sliding sleeve is fixedly connected to the upper end of the supporting frame, a sliding positioning rod is vertically and slidably connected into the sliding sleeve, a sliding frame is fixedly connected to the lower end of the sliding positioning rod, a cam which is rotatably connected onto the supporting frame is in contact connection with the sliding frame, a driving motor is externally connected to the cam, a pressing rod is fixedly connected to the lower end of; the utility model discloses the structure is succinct, can be used to multiple first aid occasion, has high universality.

Description

Automatic heart pressing device
Technical Field
The utility model relates to the technical field of medical equipment, specifically an automatic heart pressing device.
Background
The chest compression is suitable for cardiac circulatory arrest caused by various reasons, including cardiac arrest, ventricular fibrillation, extremely weak cardiac activity and the like, when the chest compression operation is carried out, a patient should be kept lying on a harder area, a rescuer needs to carry out the chest compression by adopting the force vertically acting on the sternum of the patient, when the chest compression is carried out, the palm root of one hand is placed at the lower half part of the sternum of the patient, the middle point of the connecting line of two nipples is slightly lower than the position of the infant, the other hand is superposed on the chest compression, the fingers of the two hands are tightly buckled, the fingers are upward as much as possible, the chest wall and the ribs are prevented from touching, and the possibility of rib fracture is reduced. The frequency of chest compressions is at least 100 times per minute, the sternum is depressed by at least 5 cm, and the time period for which a patient is subjected to chest compressions is often determined by the patient's own physical constitution and disease progression.
However, the following problems are mainly present in the daily emergency treatment of patients:
1. if the operation is carried out for a long time, the physical strength of medical staff is easily insufficient, and further tiny changes of the external chest compression pressure and the position are easily ignored, so that the situations of inaccurate positioning of the external chest compression part, posture deformation and the like are caused, and potential safety hazards are caused;
2. the traditional heart pressing device is inconvenient to carry in the process of emergency treatment;
3. the traditional heart pressing device has poor applicability to people with different fat and thin volumes.
Therefore, the utility model provides an automatic heart pressing device to solve the problem.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model provides an automatic pressing device of heart, effectual solved present medical staff press the in-process body strength not enough, press the in-process position and take place the skew, current heart press device is not convenient for go out a doctor and carries and the problem that patient's suitability to different sizes is poor.
The utility model comprises a shell, the shell comprises a left shell and a right shell, the front end and the rear end of the right side wall of the left shell are fixedly connected with telescopic sleeves, the front two ends of the left side wall of the right shell are fixedly connected with telescopic rods which are respectively connected in the corresponding telescopic sleeves in a left-right sliding manner, a supporting frame is fixedly connected in the left shell, the upper end in the supporting frame is fixedly connected with a sliding sleeve, a sliding positioning rod is connected in the sliding sleeve in an up-down sliding manner, the lower end of the sliding positioning rod is fixedly connected with a sliding frame, the inside of the sliding frame is in contact connection with a cam which is rotationally connected with the supporting frame, the cam is connected with a cam driving motor which is fixedly connected with the inside of the supporting frame, the lower end of the sliding frame is fixedly connected with a pressing rod, and the lower end of the pressing rod penetrates through the supporting frame and is fixedly connected with a pressing block arranged below the supporting frame.
Preferably, the inside of the left shell is vertically and slidably connected with a fixing frame, the fixing frame is fixedly connected with the supporting frame, the left side wall of the fixing frame is fixedly connected with a lifting rack, the left shell is rotatably connected with a gear matched with the lifting rack, and the gear is coaxially and fixedly connected with a gear rocking handle wheel outside the left shell.
Preferably, the carriage horizontal sliding connection be in the mount in, the mount in fixedly connected with slide rail, carriage horizontal sliding connection be in the slide rail on, the carriage on seted up with slide rail matched with slip track, the carriage seted up threaded through hole, the mount on rotate be connected with threaded through hole matched with lead screw, the coaxial fixedly connected with of lead screw arrange in the lead screw rocking handle wheel in the mount outside.
Preferably, the front end of the right side wall of the left shell is rotatably connected with a left connecting rod, the other end of the left connecting rod is rotatably connected with a sliding connecting rod, the front end of the left side wall of the right shell is fixedly connected with a rectangular sliding rail, and the other end of the sliding crank rod is rotatably connected with the rectangular sliding rail and can slide left and right along the rectangular sliding rail.
Preferably, right casing left side fixedly connected with accommodate the lead screw, left casing right side wall rotate and be connected with the adjusting thread sleeve, the coaxial cover of adjusting thread sleeve establish accommodate the lead screw outside, the coaxial fixedly connected with of adjusting thread sleeve rotate and connect the flexible handle wheel of shaking at left casing left side wall.
Preferably, left side casing upper end can dismantle and be connected with the case lid, case lid upper end fixedly connected with handle, both ends difference fixedly connected with front switch board and back switch board around the case lid, front switch board and back switch board respectively through the hasp lock with left side casing and right casing be connected, left side casing lower extreme rotates and is connected with the left turn bottom plate, right side casing lower extreme rotates and is connected with the right turn bottom plate.
Preferably, gear rocking handle wheel right side fixedly connected with locking gear, left casing seted up with locking gear matched with tooth's socket, locking gear right side seted up the square groove, locking gear endotheca be equipped with the axis of rotation, the axis of rotation seted up with square groove matched with square shaft, the axis of rotation with left casing rotate to be connected, left casing seted up with locking gear matched with tooth's socket, the axis of rotation other end with gear fixed connection.
Preferably, the pressing block is made of rubber, and the lower end of the pressing block is wrapped by a disposable sponge sleeve.
The utility model discloses make the improvement to current heart press device, through addding box shrink mechanism, elevating system and pressing position control mechanism, the effectual foretell problem of having solved, and the structure is succinct stable, can be used to in multiple first aid occasion, has high universality.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a third perspective view of the present invention.
Fig. 4 is a schematic front view of the present invention.
Fig. 5 is a schematic view of the internal structure of the present invention.
Fig. 6 is a schematic view of the cross-sectional view of the internal cam transmission of the present invention.
Fig. 7 is a schematic view of the cross-sectional view from the top of the present invention.
Fig. 8 is a perspective view of a-a in fig. 2 according to the present invention.
Fig. 9 is a schematic perspective view of the sliding mechanism of the support frame of the present invention.
Fig. 10 is a schematic sectional view taken along line a-a of fig. 2 according to the present invention.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 10. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
In the first embodiment, the utility model relates to an automatic heart pressing device, which comprises a shell 12, wherein the shell 12 comprises a left shell 1 and a right shell 2, the front and back ends of the right side wall of the left shell 1 are fixedly connected with telescopic sleeves 3, the front and back ends of the left side wall of the right shell 2 are fixedly connected with telescopic rods 4 which are respectively connected with the telescopic sleeves 3 in a left-right sliding manner, the matching of the telescopic sleeves 3 and the telescopic rods 4 completes the sliding connection of the right shell 2 and the left shell 1, not only plays a limiting role for the left shell 1 and the right shell 2, but also ensures the left-right flexibility of the shell 12, a supporting frame 5 is fixedly connected in the left shell 1, in order to ensure the accurate pressing of a patient, the supporting frame 5 is positioned at the right side of the left shell 1, the upper end in the supporting frame 5 is fixedly connected with a sliding sleeve 6, a sliding positioning rod 10 is vertically and slidably connected in the sliding sleeve 6, the length of the sliding sleeve 6 needs to ensure that the sliding positioning rod 10 is always positioned in the sliding sleeve 6 in the vertical sliding process, so that the stability of the sliding positioning rod 10 in the vertical sliding process is ensured, a sliding frame 9 is fixedly connected at the lower end of the sliding positioning rod 10, a cam 7 which is rotatably connected to the supporting frame 5 is in contact connection in the sliding frame 9, the sliding frame 9 is specifically rectangular, the two sides of the middle of the sliding frame 9 are semicircular, the sliding frame can also be rectangular, the cam 7 can be freely rotated in the sliding frame 9, in order to meet the depth requirement of cardiac compression, the vertical sliding amplitude of the sliding frame 9 is 5-6 cm in the rotating process of the cam 7, so that the compression depth in the cardiac compression process is ensured, the inner wall of the sliding frame 9 is always tangent to the outer contour line of the cam 7, so that the stability of the cam 7 in the rotating process of the cam 7 in the vertical sliding process of the sliding frame 9 is ensured, the cam 7 is connected with a cam driving motor 8 fixedly connected in a supporting frame 5, the cam driving motor 8 is externally connected with a power supply, the cam driving motor 8 is a low-frequency motor, the rotating frequency is required to meet 1.6-2.0 r/s, a conventional motor can also be used, but a gear box is additionally arranged between an output shaft of the cam driving motor 8 and the cam 7 for reducing the speed of the motor so as to ensure the pressing frequency required in the heart pressing process, the lower end of the sliding frame 9 is fixedly connected with a pressing rod 11, the lower end of the pressing rod 11 penetrates through the supporting frame 5 and is fixedly connected with a pressing block 13 arranged below the supporting frame 5, specifically, the lower end of the supporting frame 5 is provided with a round hole matched with the pressing rod 11, the matching of the circular hole and the pressing rod 11 plays a limiting role in the up-and-down sliding of the pressing rod 11 and the sliding frame 9, so that the deviation of the pressing rod 11 in the up-and-down sliding process to different degrees, front-and-back and left-and-right, is avoided, and further the stability of heart pressing is ensured, the pressing block 13 is circular, the lower end of the pressing block 13 is provided with a circular chamfer, the radian of the lower end of the pressing block 13 is arranged to reduce the concentration of the external edge force of the pressing block 13, so as to reduce the injury to the body of a patient, in the specific implementation, the left shell 1 is fixed to a proper position according to the body size of the patient, so that the pressing block 13 is located at the correct position for heart pressing, the right shell 2 is slid rightwards according to the body size of the patient, so that the patient lies between the left shell 1 and the right shell 2, and then the cam driving motor 8 is started, the sliding frame 9 drives the pressing rod 11 to move up and down, so that the pressing block 13 presses the heart, and after the heart is pressed, the cam driving motor 8 is turned off, and the right shell 2 is reset;
can have more extensive use in order to make the heart press device, make it not only can use in salvage on the spot and can also be applied to stretcher or sick bed on, it is concrete can the lower extreme fixedly connected with chucking mechanism of left side casing 1 and right casing 2, right left casing 1 and right casing 2 fix, specific chucking mode does, left side casing 1 and 2 lower extremes of right casing all rotate and connect the buckle, the buckle be concave font, during the concrete implementation, it is right when left side casing 1 and right casing 2 are fixed, rotate the buckle, make the concave surface of buckle and sick bed edge cooperation chucking, guaranteed whole pressing system's stability, can not cause the secondary injury to the patient.
In the second embodiment, on the basis of the first embodiment, because the left housing 1 and the right housing 2 of the cardiac compression device have a constant height, and when the heart is compressed, the whole cardiac compression device needs to be adjusted in height correspondingly for patients of different body types, and the operation of the process is relatively troublesome, the present embodiment provides a manner that the support frame can slide up and down, specifically, the inside of the left housing 1 is connected with the fixing frame 20 in a sliding manner up and down, the fixing frame 20 penetrates through the top of the left housing 1, the top of the left housing 1 is provided with the rectangular groove matched with the fixing frame 20, the rectangular groove ensures the stability of the vertical sliding of the fixing frame 20, the fixing frame 20 is fixedly connected with the support frame 5, and the fixing frame 20 and the support frame 5 can slide synchronously, so as to adjust the height of the support frame 5, the left side wall of the fixing frame 20 is fixedly connected with a lifting rack 21, the left shell 1 is rotatably connected with a gear 22 matched with the lifting rack 21, the gear 22 is coaxially and fixedly connected with a gear rocking handle wheel 23 at the outer side of the left shell 1, the gear rocking handle wheel 23 rotates to drive the gear 22 to rotate, the gear 22 rotates and simultaneously drives the lifting rack 21 to move up and down so as to realize the up-and-down movement of the fixing frame 20, in the specific implementation, the left shell 1 and the right shell 2 are unfolded, the gear rocking handle wheel 23 is rotated to drive the gear 22 to rotate, the rotation of the gear 22 drives the lifting rack 21 to move up and down so as to drive the fixing frame 20 to move up and down, the height of the fixing frame 20 is adjusted, in order to ensure the transmission stability of the gear 22 and the lifting rack 21, the gear 22 needs to be locked after the height of the fixing frame 20, prevent under the effect of dead weight gear 22 reversal, this embodiment provides a common locking mechanical system, and specific embodiment does left side casing 1 up end left and right sliding connection have one with the locking plate of lifting rack 21 engaged with when lifting rack 21 reaches the required position, the locking plate slide right, it is right lifting rack 21 lock, prevent lifting rack 21 descend under the dead weight condition, after the work completion to left side slip locking plate then antiport gear rocking handle wheel 23 make mount 20 reset.
In the third embodiment, on the basis of the second embodiment, the position of the fixing frame 20 is relatively fixed to the left casing 1, and after the position of the left casing 1 is determined, the position of the supporting frame 5 is also determined, because the adjustment distance of the pressing position when the hearts of patients with different body types press is variable, and the actual distance adjustment of the pressing position is not large, in order to adjust the position of the supporting frame 5 under the condition that the position of the left casing 1 is not changed, the supporting frame 5 is slidably connected in the fixing frame 20 from left to right, so as to facilitate the adjustment of the pressing position, specifically, a slide rail is fixedly connected in the fixing frame 20, the supporting frame 5 is slidably connected in the slide rail from left to right, the supporting frame 5 is provided with the slide rail 24 matched with the slide rail, this embodiment provides a specific sliding mode of the slide rail and the slide rail 24, the sliding rail is in a circular shaft shape, the sliding rail 24 is in a circular hole shape matched with the sliding rail, the sliding rail is coaxially arranged in the sliding rail 24, the supporting frame 5 slides left and right along the sliding rail, the supporting frame 5 is provided with a threaded through hole, the fixing frame 20 is rotatably connected with a screw rod 25 matched with the threaded through hole, the screw rod 25 is coaxially and fixedly connected with a screw rod rocking handle wheel 26 arranged on the outer side of the fixing frame 20, the screw rod rocking handle wheel 26 is rotated, the screw rod rocking handle wheel 26 rotates and simultaneously drives the screw rod 25 to rotate, the supporting frame 5 slides left and right along the sliding rail under the combined action of the threaded through hole and the sliding rail when the screw rod 25 rotates, in the embodiment, the left shell 1 and the right shell 2 are opened to be attached to a patient according to the body size of the patient, the height of the fixing frame 20 is adjusted to enable the pressing block 13 to be in contact with the body of a patient, the lead screw rocking handle wheel 26 is rotated at the moment, the height of the supporting frame 5 is adjusted, the supporting frame 5 slides left and right to the position where the pressing block 13 is just opposite to the left atrium of the patient and needs to be used for heart pressing, and the transmission is the transmission of a threaded hole of the lead screw 25 and has a self-locking function, so that the left and right sliding of the supporting frame 5 has stability.
Fourth embodiment, on the basis of the first embodiment, in order to facilitate the telescopic adjustment of the distance between the left housing 1 and the right housing 2, the present embodiment provides a telescopic adjustment mechanism, specifically, the front end of the right side wall of the left housing 1 is rotatably connected with a left connecting rod 27, the other end of the left connecting rod 27 is rotatably connected with a sliding connecting rod 29, the front end of the left side wall of the right housing 2 is fixedly connected with a rectangular sliding rail 28, the other end of the sliding crank lever moving connecting rod is rotatably connected with the rectangular sliding rail 28 and can slide left and right along the rectangular sliding rail 28, in the specific implementation, when the right housing 2 needs to be stretched and retracted, the left connecting rod 27 is pushed, the left connecting rod 27 rotates around the left housing 1 and simultaneously drives the sliding connecting rod 29 to rotate, while the sliding connecting rod 29 rotates, the other end of the sliding connecting rod 29 drives the right housing 2 to slide right, the right shell 2 is adjusted to a proper position, when the size of the patient is too large, the link mechanism is in a straightening state, secondary adjustment can be performed according to the size of the patient, the right shell 2 is pulled rightwards to be adjusted, at the moment, the other end of the sliding connecting rod 29 slides along the rectangular sliding rail 28, the requirement for the patient with the large size can be met, after first aid, the left connecting rod 27 is pulled to reset the link mechanism, the right shell 2 is further pushed, and the right shell 2 is reset.
Fifth embodiment, on the basis of the fourth embodiment, the adjustment range of the distance between the left housing 1 and the right housing 2 is not large due to the change of the body shape of the patient, in order to ensure the accuracy and stability of the secondary adjustment after the left link 27 is pushed to the horizontal position and lock the left housing 1 and the right housing 2 after the distance adjustment, the present embodiment provides a secondary adjustment mechanism, specifically, an adjustment screw rod 30 is fixedly connected to the left side of the right housing 2, the left side of the screw rod 25 is in a thread shape, the right side is a polish rod, an adjustment thread sleeve 31 is rotatably connected to the right side wall of the left housing 1, the adjustment thread sleeve 31 is coaxially sleeved outside the adjustment screw rod 30, the left side of the inner wall of the adjustment thread sleeve 31 is a polish rod, and one end of the thread of the adjustment screw rod 30 can freely slide on one side of the adjustment thread polish rod, the right side of the inner wall of the adjusting threaded sleeve 31 is provided with a threaded through hole matched with the thread on the left side of the adjusting screw rod 30, so that the rapidity of adjusting the distance between the left shell 1 and the right shell 2 by the left connecting rod 27 is ensured, namely, the left connecting rod 27 is pushed to drive the adjusting screw rod 30 to slide along the adjusting threaded sleeve 31, when the left connecting rod 27 reaches a horizontal position, the threaded side of the adjusting screw rod 30 is matched with the threaded through hole side of the adjusting threaded sleeve 31, at the moment, the adjusting threaded through hole is rotated to drive the adjusting screw rod 30 to slide rightwards, so that the adjustment of the distance between the left shell 1 and the right shell 2 is completed, the adjusting threaded sleeve 31 is coaxially and fixedly connected with a telescopic rocking handle wheel 32 which is rotatably connected to the left side wall of the left shell 1, and the telescopic rocking handle wheel 32 can drive the adjusting threaded sleeve 31 to rotate, this embodiment is when concrete implementation left connecting rod 27 right casing 2 adjust the back, right casing 2 carry out the secondary and adjust, left connecting rod 27 accomplish once after adjusting, rotate flexible rocking handle wheel 32, flexible rocking handle wheel 32 drive adjusting screw through-hole rotate, adjusting screw through-hole rotate and drive adjusting screw rod 30 slide right, and then adjust left casing 1 with the width between the right casing 2, after work is accomplished, the flexible rocking handle wheel 32 of reverse rotation makes adjusting screw rod 30 reset, pull after adjusting screw rod 30 resets left connecting rod 27, make adjusting screw rod 30 move left again and make the system be in initial condition.
Sixth embodiment, on the basis of the first embodiment, in order to make the heart pressing device portable and portable while protecting the internal structure of the casing, the present embodiment provides a mechanical structure, specifically, a case cover 18 is detachably connected to the upper end of the left casing 1, a handle 19 is fixedly connected to the upper end of the case cover 18, a front switch plate 14 and a rear switch plate 15 are fixedly connected to the front end and the rear end of the case cover 18 respectively, the front switch plate 14 and the rear switch plate 15 are respectively connected to the left casing 1 and the right casing 2 through a snap lock, the snap lock includes lock bodies and latch bases, the two latch bases are respectively fixedly connected to the left casing 1 and the right casing 2, the two lock bodies and the latch cooperate to be respectively fixedly connected to the left casing 1 and the right casing 2, the snap lock is the prior art, and the present embodiment will not be described in detail, the case cover 18, the front switch board 14 and the rear switch board 15 are integrally connected, so that operation steps are reduced, the time for preparing the device in the earlier stage is saved, the lower end of the left shell 1 is rotatably connected with a left rotating bottom board 16, the lower end of the right shell 2 is rotatably connected with a right rotating bottom board 17, the left rotating bottom board 16 and the right rotating bottom board 17 can seal the bottom of the device and can further supplement the height of the left shell 1 and the right shell 2, the rotating connection mode of the left rotating bottom board 16 and the right rotating bottom board 17 can be a conventional rotating connection mode, the embodiment provides a specific rotating connection mode, the left shell 1 and the left rotating bottom board 16 as well as the right shell 2 and the right rotating bottom board 17 are rotatably connected through hinges, in order to ensure that the left rotating bottom board 16 and the right rotating bottom board 17 can be stably closed in the closed state, the locking device can not automatically bounce, so that the closing state of the left rotating bottom plate 16 and the right rotating bottom plate 17 is locked, the specific locking mode is that the front sections of the left rotating bottom plate 16 and the right rotating bottom plate 17 are fixedly connected with shaft sleeves, the front sections of the two right rotating bottom plates 17 are fixedly connected with shaft sleeves, a rotating shaft is coaxially and rotatably connected between the two shaft sleeves, the rotating shaft can slide left and right to lock the left rotating bottom plate 16 and the right rotating bottom plate 17, in order to ensure that the rotating shaft cannot fall off in the sliding process, an arc-shaped sliding groove is formed in the shaft sleeve fixedly connected on the left shell 1, a sliding handle capable of sliding along the arc-shaped sliding groove is formed in the rotating shaft, and the rotating shaft can be pushed and pulled to open and close the left rotating bottom plate 16 and the right rotating bottom plate 17.
Seventh embodiment, on the basis of the second embodiment, the transmission locking manner of the lifting rack 21 makes the operation more troublesome, and the lifting rack 21 can slide up and down in advance during the locking process of the lock plate, and only one lock plate is used for locking, so that the stability of self-locking is poor, thereby providing a locking device which can lock at any time during the rotation of the gear 22 and has good locking effect, specifically, the right side of the gear rocking handle wheel 23 is fixedly connected with the locking gear 22, the left housing 1 is provided with a tooth groove 36 matched with the locking gear 22, the right side of the locking gear 22 is provided with a square groove 39, the locking gear 22 is sleeved with a rotating shaft 37, the rotating shaft 37 is provided with a square shaft 38 matched with the square groove 39, and the matching of the square shaft 38 and the square groove 39 ensures that the gear rocking handle wheel 23 and the rotating shaft 37 can slide left and right and synchronously rotate, the rotating shaft 37 is rotatably connected to the left housing 1, and the other end of the rotating shaft 37 is fixedly connected to the gear 22, in this embodiment, in an initial position, the locking gear 35 is engaged with the tooth slot 36, when the height is adjusted, the locking gear 35 is pulled out to be disengaged from the tooth slot 36, the rotating shaft 37 is driven to rotate by the rotating gear handle wheel 23, the gear 22 is further driven to rotate, the height adjustment of the fixing frame 20 is realized, the proper height is adjusted, the gear handle wheel 23 is slid rightwards, the locking gear 22 is matched with the tooth slot 36, the locking of the gear 22 is completed, when the resetting is required, the locking gear 22 is slid leftwards, the locking gear 22 is disengaged from the tooth slot 36, the fixing frame 20 is further reset, in order to ensure that the locking gear 22 does not disengage from the track in the sliding process, therefore, the upper end surface of the left side of the square shaft 38 is fixedly connected with a rectangular block, a rectangular groove matched with the rectangular block is formed in the square groove 39, the rectangular groove is in a closed state at the right end surface of the locking gear 22, and when the locking gear 22 slides along the square shaft 38, the locking gear 22 is ensured not to be separated from the rotating shaft 37.
Eighth embodiment, on the basis of first embodiment, the pressing block 13 be the rubber material, the rubber material has certain elasticity, has reduced the injury to patient's health, press the lower extreme of block 13 and wrap up with disposable sponge cover, increase the compliance of pressing the lower part of block 13, prevent the injury to skin and inside rib of health and other tissues, reduced the secondary injury to patient, the use of disposable sponge piece, it is clean sanitary, reduced the infects once more of bacterial virus and breed.
When the heart pressing device is used, firstly, the hasp lock is opened to take down the box cover 18, the front switch plate 14 and the rear switch plate 15 together, the left rotating bottom plate 16 and the right rotating bottom plate 17 are opened, the left connecting rod 27 is pushed to unfold the left shell 1 and the right shell 2, secondary adjustment is carried out by rotating the lead screw rocking handle wheel 26 according to the actual body size of a patient, the left shell 1 and the right shell 2 are contacted with the bodies on two sides of the patient, the gear rocking handle wheel 23 is rotated, the gear rocking handle wheel 23 drives the rotating shaft 37 to rotate so as to drive the gear 22 to rotate, the lifting rack 21 drives the fixing frame 20 to lift, the gear rocking handle wheel 23 is pushed to lock the gear 22 after the height is adjusted to be proper, the position of the supporting frame 5 is adjusted by rotating the lead screw rocking handle wheel 26, and the pressing block 13 can be positioned at the position required by heart pressing, adjusting the height of the fixed frame 20 again according to the actual height, enabling the pressing block 13 to contact with the patient, starting the cam driving motor 8 to press the heart of the patient, after the heart pressing is finished, firstly closing the cam driving motor 8, then reversely rotating the gear rocking handle wheel 23 to lift the fixed frame 20, then taking the heart pressing device off the patient, rotating the telescopic rocking handle wheel 32 to enable the right shell 2 to slide leftwards until the right shell 2 rotating the telescopic rocking handle wheel 32 does not slide any more, pulling the left connecting rod 27 to enable the right shell 2 to reset, adjusting the gear rocking handle wheel 23 to enable the fixed frame 20 to move to the initial position, rotating the left rotating bottom plate 16 and the right rotating bottom plate 17 to lock the left rotating bottom plate 16 and the right rotating bottom plate 17, and finally locking the box cover 18 and the front switch plate 14, The rear switch board 15 is fixed on the left shell 1 and the right shell 2 through a snap lock, and the whole heart pressing process is completed.
The utility model discloses make the improvement to current heart press device, through addding box shrink mechanism, elevating system and pressing position control mechanism, the effectual foretell problem of having solved, and the structure is succinct stable, can be used to in multiple first aid occasion, has high universality.

Claims (8)

1. The automatic cardiac compression device is characterized by comprising a shell (12), wherein the shell (12) comprises a left shell (1) and a right shell (2), the front end and the rear end of the right side wall of the left shell (1) are fixedly connected with telescopic sleeves (3), the front end and the rear end of the left side wall of the right shell (2) are fixedly connected with telescopic rods (4) which are respectively connected with the corresponding telescopic sleeves (3) in a left-right sliding manner, a supporting frame (5) is fixedly connected in the left shell (1), the upper end in the supporting frame (5) is fixedly connected with a sliding sleeve (6), a sliding positioning rod (10) is vertically and slidably connected in the sliding sleeve (6), the lower end of the sliding positioning rod (10) is fixedly connected with a sliding frame (9), and the sliding frame (9) is internally connected with a cam (7) which is rotatably connected on the supporting frame (5) in a contacting manner, the cam (7) is connected with a cam driving motor (8) fixedly connected in the supporting frame (5), the cam driving motor (8) is externally connected with a power supply, the lower end of the sliding frame (9) is fixedly connected with a pressing rod (11), and the lower end of the pressing rod (11) penetrates through a pressing block (13) fixedly connected with the supporting frame (5) and arranged below the supporting frame (5).
2. The automatic cardiac compression device according to claim 1, wherein a fixed frame (20) is slidably connected to the inside of the left casing (1) up and down, the fixed frame (20) is fixedly connected to the support frame (5), a lifting rack (21) is fixedly connected to the left side wall of the fixed frame (20), a gear (22) matched with the lifting rack (21) is rotatably connected to the left casing (1), and a gear rocking handle wheel (23) is coaxially and fixedly connected to the gear (22) on the outer side of the left casing (1).
3. The automatic cardiac compression device according to claim 2, wherein the support frame (5) is slidably connected to the inside of the fixing frame (20) in a left-right direction, a slide rail is fixedly connected to the inside of the fixing frame (20), the support frame (5) is slidably connected to the slide rail in a left-right direction, a slide rail (24) matched with the slide rail is arranged on the support frame (5), a threaded through hole is arranged on the support frame (5), a lead screw (25) matched with the threaded through hole is rotatably connected to the fixing frame (20), and the lead screw (25) is coaxially and fixedly connected with a lead screw rocking handle wheel (26) arranged on the outer side of the fixing frame (20).
4. The automatic cardiac compression device according to claim 1, wherein a left connecting rod (27) is rotatably connected to the front end of the right side wall of the left housing (1), a sliding connecting rod (29) is rotatably connected to the other end of the left connecting rod (27), a rectangular sliding rail (28) is fixedly connected to the front end of the left side wall of the right housing (2), and the other end of the sliding connecting rod (29) is rotatably connected to the rectangular sliding rail (28) and can slide left and right along the rectangular sliding rail (28).
5. The automatic cardiac compression device according to claim 4, wherein an adjusting screw rod (30) is fixedly connected to the left side of the right shell (2), an adjusting threaded sleeve (31) is rotatably connected to the right side wall of the left shell (1), the adjusting threaded sleeve (31) is coaxially sleeved outside the adjusting screw rod (30), and a telescopic rocking handle wheel (32) rotatably connected to the left side wall of the left shell (1) is coaxially and fixedly connected to the adjusting threaded sleeve (31).
6. The automatic cardiac compression device according to claim 1, wherein a cover (18) is detachably connected to the upper end of the left casing (1), a handle (19) is fixedly connected to the cover (18), a front switch board (14) and a rear switch board (15) are fixedly connected to the front end and the rear end of the cover (18), respectively, the front switch board (14) and the rear switch board (15) are connected to the left casing (1) and the right casing (2) through snap locks, a left rotating bottom plate (16) is rotatably connected to the lower end of the left casing (1), and a right rotating bottom plate (17) is rotatably connected to the lower end of the right casing (2).
7. The automatic cardiac compression device according to claim 2, wherein a locking gear (22) is fixedly connected to the right side of the gear rocking handle wheel (23), a tooth groove (36) matched with the locking gear (22) is formed in the left housing (1), a square groove (39) is formed in the right side of the locking gear (22), a rotating shaft (37) is sleeved in the locking gear (22), a square shaft (38) matched with the square groove (39) is formed in the rotating shaft (37), the rotating shaft (37) is rotatably connected with the left housing (1), and the other end of the rotating shaft (37) is fixedly connected with the gear (22).
8. The automatic heart compression device as claimed in claim 1, wherein the compression block (13) is made of rubber, and the lower end of the compression block (13) is wrapped by a disposable sponge sleeve.
CN201920922455.7U 2019-06-19 2019-06-19 Automatic heart pressing device Expired - Fee Related CN210521375U (en)

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CN201920922455.7U CN210521375U (en) 2019-06-19 2019-06-19 Automatic heart pressing device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920922455.7U CN210521375U (en) 2019-06-19 2019-06-19 Automatic heart pressing device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112790971A (en) * 2021-01-26 2021-05-14 潍坊医学院附属医院 Cardiopulmonary resuscitation instrument for emergency department

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112790971A (en) * 2021-01-26 2021-05-14 潍坊医学院附属医院 Cardiopulmonary resuscitation instrument for emergency department

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