Cardio-pulmonary resuscitation machine and wedge-shaped self-adaptive positioning mechanism thereof

Abstract

The cardio-pulmonary resuscitation machine comprises a machine head and a resuscitation plate, the left end of the resuscitation plate is provided with a resuscitation plate inserting groove with a leftward opening, the right end of an inserting plate is an inserting plate inserting section used for being inserted into the resuscitation plate inserting groove in a matched mode, the upper side face and / or the lower side face of the inserting plate inserting section are / is provided with an inserting section wedge-shaped face, and the inserting section wedge-shaped face is provided with an inserting section wedge-shaped face. A slot wedge-shaped surface matched with the insertion section wedge-shaped surface is arranged on the upper side slot wall and / or the lower side slot wall of the resuscitation plate slot, an insertion plate positioning groove is formed in the front side and / or the rear side of the insertion section of the insertion plate, and a locking knob with the rotating axis extending in the vertical direction is rotationally assembled on the resuscitation plate; a positioning bolt is also assembled on the resuscitation plate along the left-right direction in a guiding and moving manner; and the positioning bolt is provided with a bolt insertion end for being inserted into the insertion plate positioning groove. The technical problem that in the prior art, due to the fact that an assembling gap exists between the quick-inserting clamping groove and the quick connector, a machine head shakes when working is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument equipment especially a heart-lung resuscitation machine and a wedge-shaped self-adaptive positioning mechanism thereof. BACKGROUND

[0002] The heart-lung resuscitation machine is a kind of medical emergency equipment that uses machinery to replace manual operation to implement artificial respiration (mechanical ventilation) and chest compression and other basic life support operations; it is particularly important to quickly and stably import chest compression when the patient's heart stops.

[0003] Most of the heart-lung resuscitation machines on the market currently use detachable resuscitation plates, such as the "electric heart-lung resuscitation pressing device" disclosed in Chinese patent CN206630870U, which is a heart-lung resuscitation machine, including a resuscitation plate and a machine head, the resuscitation plate and the machine head are connected through a detachable connection structure, the detachable connection structure includes a quick plug-in slot extending in the up-down direction arranged on the resuscitation plate, and the bottom of the machine head is provided with a quick connector matched with the quick plug-in slot.

[0004] In use, first place the resuscitation plate on the sickbed, and fix the resuscitation plate and the sickbed firmly with a strap, after placing the patient on the resuscitation plate, place the quick connector of the machine head as a whole downward in the quick plug-in slot, and rotate it to a certain angle to the left, the quick connector is connected with the resuscitation plate, and the machine head can implement the heart-lung resuscitation action of pressing the patient. The detachable connection structure between the existing machine head and the resuscitation plate has the following problems: there is an assembly gap between the quick connector and the quick plug-in slot, which causes unstable connection between the machine head and the resuscitation plate, and the machine head will shake during the heart-lung resuscitation process, which affects the pressing accuracy and further reduces the rescue quality. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a wedge-shaped self-adaptive positioning mechanism to solve the technical problem that the quick plug-in slot and the quick connector have an assembly gap, which causes the machine head to shake during operation; the utility model also aims at providing a heart-lung resuscitation machine using the wedge-shaped self-adaptive positioning mechanism.

[0006] To solve the above technical problems, the technical scheme of a heart-lung resuscitation machine in the utility model is as follows:

[0007] A kind of cardiopulmonary resuscitator, including nose and the resuscitation plate extending in left and right direction, resuscitation plate left end is provided with the resuscitation plate slot with left opening, the bottom of nose is fixed with the plugboard, the right end of plugboard is the plugboard insertion segment for adapting insertion into the resuscitation plate slot, the upper side and / or lower side of plugboard insertion segment is provided with insertion segment wedge surface, the upper side groove wall and / or lower side groove wall of resuscitation plate slot is provided with the slot wedge surface matched with insertion segment wedge surface, the front side and / or rear side of plugboard insertion segment is provided with plugboard positioning slot, resuscitation plate is rotatably equipped with the locking knob with rotation axis extending in up and down direction, resuscitation plate is also guided and moves along left and right direction and is equipped with the positioning plug, locking knob is transmission connected with positioning plug to drive positioning plug left and right movement, positioning plug has plug insertion end for insertion into the plugboard positioning slot.

[0008] Further, locking knob is provided with transmission gear, and positioning plug is provided with plug rack meshing transmission with transmission gear.

[0009] Further, the left end of the plugboard insertion segment is provided with a plugboard positioning ball capable of floating up and down by a vertical spring, and the groove wall of the resuscitation plate slot is provided with a groove wall matching ball groove for positioning cooperation with the plugboard positioning ball after the plugboard insertion segment is inserted in place.

[0010] Further, the plugboard positioning ball has two, and the two plugboard positioning balls are arranged in front and back.

[0011] Further, the plugboard insertion segment includes a horizontally arranged plugboard body, and at least two body ribs are arranged in front and back on the upper end and / or lower end of the plugboard body, the body ribs extend in left and right directions, the insertion segment wedge surface is formed by the side surface of one end of the body rib away from the plugboard body, and the upper side groove wall and / or lower side groove wall of the resuscitation plate slot is provided with a rib limiting groove matched with the body rib.

[0012] The technical scheme of the wedge-shaped self-adaptive positioning mechanism in the utility model is:

[0013] A wedge-shaped self-adaptive positioning mechanism of a cardiopulmonary resuscitator, comprising a resuscitation plate, further comprising a plugboard for fixing to the bottom of the nose, the left end of the resuscitation plate is provided with a resuscitation plate slot with a left opening, the right end of the plugboard is a plugboard insertion segment for adapting insertion into the resuscitation plate slot, the upper side and / or lower side of the plugboard insertion segment is an insertion segment wedge surface, the upper side groove wall and / or lower side groove wall of the resuscitation plate slot is provided with a slot wedge surface matched with the insertion segment wedge surface, the front side and / or rear side of the plugboard insertion segment is provided with a plugboard positioning slot, the resuscitation plate is rotatably equipped with a locking knob with a rotation axis extending in up and down direction, the resuscitation plate is also guided and moves along left and right direction and is equipped with a positioning plug, the locking knob is transmission connected with the positioning plug to drive the positioning plug left and right movement, and the positioning plug has a plug insertion end for insertion into the plugboard positioning slot.

[0014] Further, the locking knob is provided with a transmission gear, and the positioning bolt is provided with a bolt rack in engagement with the transmission gear.

[0015] Further, the left end of the plug-in section of the plug-in board is provided with a plug-in board positioning ball capable of floating up and down through a vertical spring, and the groove wall of the resuscitation board slot is provided with a groove wall matching ball groove for positioning cooperation with the plug-in board positioning ball after the plug-in section of the plug-in board is inserted into position.

[0016] Further, the plug-in board positioning ball has two, and the two plug-in board positioning balls are arranged in front of and behind each other.

[0017] Further, the plug-in section of the plug-in board comprises a horizontally arranged plug-in board body, at least two body ribs are arranged in front of and behind each other on the upper end and / or lower end of the plug-in board body, the length of the body rib extends along the left and right directions, the plug-in section wedge surface is formed by the side surface of one end of the body rib away from the plug-in board body, and the upper groove wall and / or the lower groove wall of the resuscitation board slot is provided with a rib limiting groove matched with the body rib.

[0018] The beneficial effects of the utility model are: in the utility model, when the head needs to be connected with the resuscitation board, the plug-in section of the plug-in board is inserted into the resuscitation board slot from left to right, after being inserted into position, the operator rotates the locking knob, the bolt insertion end of the positioning bolt is inserted into the plug-in board positioning groove of the plug-in section, and the connection between the plug-in board and the resuscitation board, i.e. the connection between the head and the resuscitation board, is realized, the cooperation between the plug-in section wedge surface and the slot wedge surface makes that when the plug-in board is just inserted into the resuscitation board slot, the gap between the plug-in section of the plug-in board and the resuscitation board slot is relatively large, when being inserted into position, there is no gap between the plug-in section of the plug-in board and the resuscitation board slot, i.e. the gap is zero, in the case of smooth insertion, the first aid rescue efficiency is improved, meanwhile, the positioning accuracy is ensured, and the head is ensured from shaking during work. BRIEF DESCRIPTION OF DRAWINGS

[0019] The above and other objects, features and advantages of the disclosed example embodiments will be more apparent from the following detailed description read in conjunction with the accompanying drawings, in which several embodiments of the present disclosure are shown by way of example, and identical or corresponding parts are denoted by identical or corresponding reference numerals, wherein:

[0020] Figure 1 is a structural schematic diagram of one embodiment of the central lung resuscitation machine of the utility model;

[0021] Figure 2 is Figure 1 a structural schematic diagram of the plug-in board in the utility model;

[0022] Figure 3 is Figure 1 a cooperation schematic diagram of the plug-in board, the resuscitation board and the locking knob in the utility model;

[0023] Figure 4 is Figure 1 is a plan view of the resuscitation board and the plug-in board after the plug-in board is inserted into the resuscitation board;

[0024] Figure 5 is a state diagram of the plug-in board plug-in section in the utility model when it is initially inserted into the plug-in board positioning slot;

[0025] Figure 6 is a state diagram of the plug-in board plug-in section in the utility model after it is inserted into position;

[0026] 1, head; 2, plug-in board; 3, locking knob; 4, resuscitation board; 5, plug-in board plug-in section; 6, plug-in board body; 7, body ridge; 8, plug-in section wedge surface; 9, plug-in board positioning ball; 10, head positioning slot; 11, resuscitation board bottom plate; 12, resuscitation board top plate; 13, plug-in board positioning slot; 14, positioning bolt; 15, resuscitation board insertion slot. DETAILED DESCRIPTION

[0027] In order to facilitate the understanding of the utility model, the utility model will be described in more detail below in conjunction with the drawings and specific embodiments. The preferred embodiments of the utility model are shown in the drawings. However, the utility model can be realized in many different forms and is not limited to the embodiments described in the specification. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0028] It should be noted that, unless otherwise defined, all technical and scientific terms used in the specification have the same meaning as commonly understood by those skilled in the art to which the utility model belongs. The terms used in the specification of the utility model are only for the purpose of describing specific embodiments and are not intended to limit the utility model.

[0029] An embodiment of the utility model of a cardiopulmonary resuscitation machine is shown in Figures 1-6 The utility model discloses a cardiopulmonary resuscitation machine, which comprises a head 1 and a plug-in board 2 fixed to the bottom of the head, the length of the plug-in board 2 extends along the left-right direction, the upper end of the plug-in board is provided with a head positioning slot 10, the bottom of the head 1 is inserted into the head positioning slot 10, and the head positioning slot and the head are detachably connected through vertical screws.

[0030] The cardiopulmonary resuscitation machine further comprises a resuscitation board 4 extending along the left-right direction, the left end of the resuscitation board 4 is provided with a resuscitation board insertion slot 15 with an opening facing left, the right end of the plug-in board is a plug-in board plug-in section 5 for being inserted into the resuscitation board insertion slot, the upper side of the plug-in board plug-in section 5 is provided with a plug-in section wedge surface 8, the upper side slot wall of the resuscitation board insertion slot 15 is provided with an insertion slot wedge surface matched with the plug-in section wedge surface, and the plug-in section wedge surface is an inclined surface gradually extending downward from left to right. Item 11 in the drawing represents a resuscitation board bottom plate; item 12 represents a resuscitation board top plate.

[0031] In the embodiment, the plug-in plate insertion segment 5 comprises a horizontally arranged plug-in plate body 6, the upper end of the plug-in plate body 6 is provided with three body protrusions 7 arranged in the front-rear direction, the length of the body protrusion 7 extends in the left-right direction, the insertion segment wedge surface 8 is formed by the upper end surface of the body protrusion 7, and the upper side groove wall of the resuscitation plate insertion slot is provided with a protrusion limiting groove matched with the body protrusion. The arrangement of the body protrusion can increase the structural strength of the plug-in plate body, and in the process of inserting the plug-in plate insertion segment into the resuscitation plate insertion slot, the body protrusion and the protrusion limiting groove are guided and matched in the left-right direction and limited in the front-rear direction, so that the plug-in plate is prevented from moving forward and backward relative to the resuscitation plate; the insertion segment wedge surface is formed by the upper end surface of the body protrusion, so that the matching area of the insertion segment wedge surface and the insertion slot wedge surface is limited, and when the plug-in plate and the resuscitation plate need to be separated, the plug-in plate is convenient to pull out.

[0032] The resuscitation plate is rotationally provided with a locking knob 3 with a rotation axis extending in the up-down direction, and is also provided with a positioning plug 14 arranged in a guided and movable manner in the left-right direction, the locking knob 3 is in transmission connection with the positioning plug 14 to drive the positioning plug 14 to move left and right, and the positioning plug has a plug insertion end for being inserted into the plug positioning slot. In the embodiment, a transmission gear is coaxially arranged on the locking knob, and a plug rack is arranged on the positioning plug and is in meshing transmission with the transmission gear.

[0033] The left end of the plug-in plate insertion segment is provided with a plug-in plate positioning ball 9 capable of floating up and down through a vertical spring, and the groove wall of the resuscitation plate insertion slot is provided with a groove wall matching ball groove for positioning and matching with the plug-in plate positioning ball after the plug-in plate insertion segment is inserted in place. In the embodiment, the plug-in plate positioning ball 9 has two, and the two plug-in plate positioning balls are arranged in front of and behind the plug-in plate.

[0034] When the head needs to be connected to the resuscitation plate, the plug-in plate insertion segment of the plug-in plate is inserted into the resuscitation plate insertion slot from left to right, when the plug-in plate is inserted in place, the plug-in plate positioning ball will be clamped into the groove wall matching ball groove, the operator will hear a “knocking” sound, which indicates that the plug-in plate is inserted in place, the plug-in plate positioning ball realizes the pre-positioning of the plug-in plate and the resuscitation plate, then the operator rotates the locking knob, the positioning plug moves towards the plug-in plate, the plug insertion end is inserted into the plug positioning slot, and the head and the resuscitation plate are firmly fixed.

[0035] The wedge surface characteristics are used to solve the problem of poor plug-in and plug-out caused by positioning and fixing under the premise of ensuring quick and smooth insertion; secondary or even multiple insertions caused by the problem are avoided, thereby affecting the efficiency of first aid rescue. The design scheme simplifies the complexity of plug-in plate fixing, reduces the weight of the plug-in plate under the premise of strengthening the strength of the plug-in plate, improves the rescue efficiency, and improves the use experience.

[0036] An embodiment of a wedge-shaped self-adaptive positioning mechanism of a cardiopulmonary copilotFigures 1-6 As shown, the plugboard and the resuscitation board cooperating with the plugboard, the specific structure of the plugboard and the resuscitation board is the same as that described in the above-mentioned embodiments of the cardiopulmonary resuscitation machine, and will not be described here in detail.

[0037] In the above description of the present specification, unless otherwise explicitly specified and limited, the terms "fixed", "mounted", "connected" or "connected" and the like should be understood broadly. For example, as for the term "connected", it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship between two elements. Therefore, unless otherwise explicitly limited in the specification, those skilled in the art can understand the specific meaning of the above terms in the present application according to the specific circumstances.

[0038] According to the above description of the present specification, those skilled in the art can also understand the terms used as follows, for example, the terms indicating the orientation or positional relationship such as "upper", "lower", "front", "rear", "left", "right", "length", "width", "thickness", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "center", "longitudinal", "transverse", "clockwise" or "counterclockwise" are based on the orientation or positional relationship shown in the drawings of the present specification, which is only for the purpose of facilitating the description of the scheme of the present application and simplifying the description, and is not explicitly or implicitly indicated that the device or element involved must have the specific orientation, be constructed and operated in a specific orientation, therefore the above orientation or positional relationship terms cannot be understood or interpreted as a limitation on the scheme of the present application.

[0039] In addition, the terms "first" or "second" and the like used in the present specification are terms used to refer to numbers or ordinal numbers only for the purpose of description, and cannot be understood as indicating relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" or "second" can explicitly or implicitly include at least one of the features. In the description of the present specification, the meaning of "plurality" is at least two, for example, two, three or more, etc., unless otherwise explicitly specified and limited.

[0040] Finally, it should be noted that: the above embodiments are only used to illustrate the technical scheme of the present application, and not to limit it; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical scheme recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical scheme deviate from the spirit and scope of the technical scheme of each embodiment of the present application.

Claims

1. A cardiopulmonary resuscitation (CPR) machine, comprising a machine head and a resuscitation plate extending in a left-right direction, characterized in that: The resuscitation plate has a resuscitation plate slot with its opening facing left at the left end. An insert plate is fixed at the bottom of the machine head. The right end of the insert plate is an insert plate insertion section for fitting into the resuscitation plate slot. The upper and / or lower sides of the insert plate insertion section are provided with insert plate wedge-shaped surfaces. The upper and / or lower sides of the resuscitation plate slot are provided with slot wedge-shaped surfaces that fit the wedge-shaped surfaces of the insert plate. The front and / or rear sides of the insert plate insertion section are provided with insert plate positioning grooves. A locking knob with its rotation axis extending in the vertical direction is rotatably mounted on the resuscitation plate. A positioning pin is also mounted on the resuscitation plate in the horizontal direction. The locking knob is connected to the positioning pin to drive the positioning pin to move left and right. The positioning pin has a pin insertion end for inserting into the positioning groove of the insert plate.

2. The cardiopulmonary resuscitation machine according to claim 1, characterized in that: The locking knob is equipped with a transmission gear, and the positioning pin is equipped with a pin rack that meshes with the transmission gear.

3. The cardiopulmonary resuscitation machine according to claim 1, characterized in that: The left end of the insert plate insertion section is equipped with a vertical spring that allows the insert plate positioning ball to float up and down. The groove wall of the resuscitation plate slot is provided with a groove wall mating ball groove for positioning and cooperating with the insert plate positioning ball after the insert plate insertion section is inserted into place.

4. The cardiopulmonary resuscitation machine according to claim 3, characterized in that: There are two positioning balls for the insert plate, and the two positioning balls are set at an interval.

5. The cardiopulmonary resuscitation machine according to any one of claims 1 to 4, characterized in that: The insertion section includes a horizontally arranged insertion plate body. The upper and / or lower ends of the insertion plate body are provided with at least two body protrusions spaced apart in the front-back direction. The length of the body protrusions extends in the left-right direction. The wedge-shaped surface of the insertion section is formed by the side of the body protrusion facing away from the insertion plate body. The upper and / or lower groove walls of the resuscitation plate slot are provided with protrusion limiting grooves that are adapted to the body protrusions.

6. A wedge-shaped adaptive positioning mechanism for a cardiopulmonary resuscitation machine, comprising a resuscitation plate, characterized in that: It also includes an insert plate for fixing to the bottom of the machine head. The left end of the recovery plate has a recovery plate slot with an opening facing left. The right end of the insert plate is an insert plate insertion section for fitting into the recovery plate slot. The upper and / or lower sides of the insert plate insertion section are wedge-shaped surfaces. The upper and / or lower sides of the recovery plate slot are provided with slot wedge-shaped surfaces that fit the wedge-shaped surfaces of the insertion section. The front and / or rear sides of the insert plate insertion section are provided with insert plate positioning grooves. A locking knob with a rotation axis extending in the vertical direction is rotatably mounted on the recovery plate. A positioning pin is also mounted on the recovery plate in the horizontal direction. The locking knob is connected to the positioning pin to drive the positioning pin to move left and right. The positioning pin has a pin insertion end for inserting into the positioning groove of the insert plate.

7. The wedge-shaped adaptive positioning mechanism according to claim 6, characterized in that: The locking knob is equipped with a transmission gear, and the positioning pin is equipped with a pin rack that meshes with the transmission gear.

8. The wedge-shaped adaptive positioning mechanism according to claim 6, characterized in that: The left end of the insert plate insertion section is equipped with a vertical spring that allows the insert plate positioning ball to float up and down. The groove wall of the resuscitation plate slot is provided with a groove wall mating ball groove for positioning and cooperating with the insert plate positioning ball after the insert plate insertion section is inserted into place.

9. The wedge-shaped adaptive positioning mechanism according to claim 8, characterized in that: There are two positioning balls for the insert plate, and the two positioning balls are set at an interval.

10. The wedge-shaped adaptive positioning mechanism according to any one of claims 6 to 9, characterized in that: The insertion section includes a horizontally arranged insertion plate body. The upper and / or lower ends of the insertion plate body are provided with at least two body protrusions spaced apart in the front-back direction. The length of the body protrusions extends in the left-right direction. The wedge-shaped surface of the insertion section is formed by the side of the body protrusion facing away from the insertion plate body. The upper and / or lower groove walls of the resuscitation plate slot are provided with protrusion limiting grooves that are adapted to the body protrusions.

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