CN215134806U

CN215134806U - Portable infusion pump for battlefield rescue

Info

Publication number: CN215134806U
Application number: CN202121583801.7U
Authority: CN
Inventors: 孙霞
Original assignee: 960th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 960th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-12-14
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a portable infusion pump for battlefield rescue, which comprises a bottom shell and a protective shell, wherein a support frame, a fixing mechanism and a propelling mechanism which act on an infusion bag are arranged in the bottom shell, an infusion bag accommodating groove is arranged between the support frame and the bottom shell, and the fixing mechanism comprises a fixing clamp; the propelling mechanism comprises two rollers, two roller ends of each roller extend out of a propelling groove in a corresponding side supporting plate and then are connected with a linkage plate, two roller ends of the two rollers at the same side are connected to the same linkage plate, one linkage plate is connected with a screw block, the screw block is matched with a screw rod of a micro linear motor, the micro linear motor is installed on a supporting frame, a rechargeable power supply and a controller are further arranged in a bottom shell, a switch and an indicator lamp are arranged on a protective shell, and the micro linear motor, the rechargeable power supply, the controller, the switch and the indicator lamp are electrically connected. The utility model discloses an infusion pump convenient to carry, the practicality is strong, adopts the non-gravity type infusion, and the environmental suitability is strong, and infusion is easy and simple to handle swift, safe and reliable.

Description

Portable infusion pump for battlefield rescue

The technical field is as follows:

the utility model relates to a transfusion device, in particular to a portable transfusion pump for battlefield rescue.

Background art:

battlefield medical rescue is an important duty carried by the majority of medical care personnel in our army, and battlefield first aid plays an important role in ensuring that the battle is vigorous and improving the fighting capacity of troops. In addition, the diversity is destroyed in modern war, which also puts higher requirements on the first aid in the battlefield. Intravenous infusion is an extremely important fire wire rescue measure in battlefield rescue, and the key for saving shock victims is to quickly establish an infusion channel in the war injury rescue. In order to facilitate the rescue of medical care personnel in field and battlefield and improve the rescue efficiency, flexible, light and practical infusion equipment is needed, so that the infusion operation is more simple, convenient and rapid. The body position of the infusion person in the existing infusion form is limited, the infusion person is not convenient to move, and the infusion device is not convenient for the infusion person to carry.

The utility model has the following contents:

the utility model provides a battlefield rescue is with portable infusion pump, its simple structure is practical, and it is convenient to infuse, and safe and reliable is a non-gravity type transfer pump that need not the support, is applicable to jolting environment, short treatment space, and the infusion flow adjusts and controls easily, has solved the problem that exists among the prior art.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:

a portable infusion pump for battlefield rescue comprises a bottom shell and a protective shell buckled on the bottom shell, wherein a support frame, a fixing mechanism and a propelling mechanism which act on an infusion bag are arranged in the bottom shell, the infusion bag accommodating tank is arranged between the support frame and the bottom shell, the fixing mechanism comprises a fixing clamp, the fixing clamp comprises a clamp holder and a clamp arm, one end of the clamp holder is fixed on a supporting plate of the support frame, the other end of the clamp holder is provided with an elastic tongue, the elastic tongue is matched with a flange extending out of one end of the clamp arm, and the other end of the clamp arm can rotate around the clamp holder; the propulsion mechanism comprises two rollers, two roller ends of each roller extend out of a propulsion groove in a corresponding side supporting plate respectively and then are connected with a linkage plate, the two roller ends of the two rollers at the same side are connected to the same linkage plate, one linkage plate is connected with a screw block, the screw block is matched with a screw rod of a miniature linear motor, the miniature linear motor is installed on a supporting frame, a rechargeable power supply and a controller are further arranged in a bottom shell, a switch and an indicator lamp are arranged on a protective shell, and the miniature linear motor, the rechargeable power supply, the controller, the switch and the indicator lamp are electrically connected.

The supporting frame is further provided with a synchronizing mechanism, the synchronizing mechanism comprises a synchronizing rope and a synchronizing wheel, a first idler wheel and a second idler wheel in the synchronizing wheel are respectively installed at the upper ends of the two sides of the supporting frame, a third idler wheel in the synchronizing wheel is installed below the same side of the second idler wheel, one end of the synchronizing rope is fixed on the linkage plate at the same side of the synchronizing rope, and the other end of the synchronizing rope is connected to the linkage plate at the other side after passing through the first idler wheel, the second idler wheel and the third idler wheel.

Still set up the ventilation hole on the protecting crust and carry and draw closed stopper, the ventilation hole includes centre bore and periphery hole, and the periphery hole is arranged a plurality ofly around the centre bore circumference, carry and draw closed stopper including flexible stopper post and stopper leaf, its tip is fixed on the protecting crust after flexible stopper post penetrates the centre bore, and the stopper leaf can cover on a plurality of periphery holes.

The support frame is provided with infusion tube holes on a partition plate, an infusion tube guide row is arranged between the partition plate and the side end of the bottom shell, an infusion tube clamp is arranged on the infusion tube guide row, and an infusion tube nozzle is also arranged on the side end of the bottom shell.

The bottom shell is internally provided with a positioning hole, and the protective shell is provided with a positioning column corresponding to the positioning hole and matched with the positioning hole.

The utility model adopts the above structure, compared with the prior art, have following advantage:

(1) convenient to carry, the practicality is strong. The utility model discloses a portable transfer pump is used in battlefield rescue, its shape is little matter light, and infusion person convenient to carry does not influence the action and passes on, and infusion bag also can arrange in advance in the holding tank for subsequent use, is applicable to open-air rescue.

(2) The non-gravity infusion bag does not need to be hung in a high position, can be used for infusion in a narrow space and a bumpy environment, has strong environment adaptability, is not limited by the body position of an infusion person, and improves the mobility and the stability of infusion first-aid treatment.

(3) The infusion operation is simple, convenient and fast, in the tense battlefield rescue, the medical staff can finish the infusion operation fast by only one person without an infusion support, and the fast response capability of the battlefield rescue is improved.

(4) Is safe and reliable. The pushing mechanism extrudes and infuses the infusion bag, so that the gravity infusion mode of suspending the infusion bag is eliminated, blood backflow is effectively avoided, and the safety of the infusion bag is improved. The synchronous mechanism ensures that the liquid in the infusion bag keeps stable flow velocity under the action of the propelling mechanism, and the infusion pump protective shell is provided with a vent hole to ensure that the heat in the operation of the miniature linear motor is quickly diffused.

Description of the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is the schematic view of the vent opening state of the embodiment of the present invention.

Fig. 3 is a schematic view of an opened state of the protective case according to the embodiment of the present invention.

Fig. 4 is a schematic view of a partial structure according to an embodiment of the present invention.

In the figure, 1, a protective shell, 2, a bottom shell, 21, an accommodating groove, 22, an infusion tube nozzle, 3, a switch, 4, an indicator light, 51, a plug leaf, 52, a telescopic plug column, 61, an outer peripheral hole, 62, a central hole, 71, a roller, 72, a roller shaft, 73, a linkage plate, 8, a supporting frame, 81, a supporting plate, 82, a pushing groove, 83, an infusion tube hole, 84, a partition plate, 91, a miniature linear motor, 92, a screw block, 93, a screw rod, 10, a positioning hole, 11, a fixing clamp, 111, a clamping arm, 112, a clamping support, 113, a flange, 114, an elastic tongue, 12, an infusion tube clamp, 13, a guide row, 141, a first roller, 142, a synchronous rope, 143, a second roller, 144 and a third roller.

The specific implementation mode is as follows:

in order to clearly illustrate the technical features of the present invention, the present invention is explained in detail by the following embodiments in combination with the accompanying drawings.

As shown in fig. 1 to 4, the portable infusion pump for battlefield rescue in the present embodiment includes a bottom case 2 and a protective case 1 fastened to the bottom case 2, a positioning hole 10 is provided in the bottom case 2, a positioning post is provided on the protective case 1 corresponding to the positioning hole 10, and the positioning post is matched with the positioning hole 10, so that the two can be quickly and accurately mounted and fastened.

As shown in fig. 3 and 4, a support frame 8, a fixing mechanism acting on the infusion bag, and a pushing mechanism are provided in the bottom case 2. There is infusion bag holding tank 21 between support frame 8 and the drain pan 2, holding tank 21 is located in the middle of two fagging 81 of support frame 8, and fixed establishment includes mounting clip 11, and mounting clip 11 is including pressing from both sides support 112 and arm lock 111, and the one end that presss from both sides support 112 is fixed on fagging 81 of support frame 8, and the other end that presss from both sides support 112 is provided with bullet tongue 114, and the cooperation of flange 113 that bullet tongue 114 and arm lock 111 one end stretch out, and the other end of arm lock 111 can rotate around pressing from both sides support 112. The elastic locking of the elastic tongue 114 and the flange 113 can realize the clamping and fixing of the tail of the infusion bag, the elastic tongue 114 is slightly broken to separate from the flange 113, the clamping arm 111 is lifted, one end of the clamping arm can rotate around the clamping support 112, the tail of the infusion bag is placed on the clamping support 112, the clamping arm 111 is put down, the flange 113 of the clamping arm 111 can be extruded into the inner side of the elastic tongue 114, the clamping arm 111 can be pressed on the clamping support 112 again, and therefore the tail of the infusion bag is fixed.

The pushing mechanism comprises two rollers 71, the rollers 71 can rotate around roller shafts 72, the left end and the right end of each roller shaft 72 of each roller 71 respectively extend out of pushing grooves 82 on corresponding side supporting plates 81, and the end parts of the roller shafts 72 extend out of the pushing grooves 82 and then are connected with linkage plates 73, namely, the linkage plates 73 are respectively arranged on two sides of each supporting plate 81. The ends of the roll shafts 72 on the same side of the two rollers 71 need to be connected to the same linkage plate 73, and the roll shafts 72 of the two rollers 71 are driven to move by the linkage plate 73. One linkage plate 73 of the two linkage plates 73 is connected with a screw block 92, the left linkage plate 73 is connected with the screw block 92, the screw block 92 is in screw fit with a screw 93 of a micro linear motor 91, the micro linear motor 91 is installed on a support frame 8, the screw 93 is partially arranged between the support frame 8 and the side wall of a bottom shell 2, a rechargeable power supply and a controller are further arranged in the bottom shell 2, a switch 3 and an indicator lamp 4 are arranged on a protective shell 1, the micro linear motor 91, the rechargeable power supply, the controller, the switch 3 and the indicator lamp 4 are electrically connected, and the indicator lamp 4 is lighted to indicate that the power supply is connected. The tail of the infusion bag needs to pass through the space between the two rollers 71 and then be fixed by the fixing mechanism.

As shown in fig. 4, the supporting frame 8 is further provided with a synchronizing mechanism, the synchronizing mechanism includes a synchronizing rope 142 and a synchronizing wheel, the first roller 141 and the second roller 143 in the synchronizing wheel are respectively installed at the upper ends of the two sides of the supporting frame 8, the third roller 144 in the synchronizing wheel is installed below the same side of the second roller 143, one end of the synchronizing rope 142 is fixed on the linkage plate 73 on the same side, and the other end of the synchronizing rope passes through the first roller 141, the second roller 143 and the third roller 144 in sequence and then is connected to the linkage plate 73 on the other side. Because the pushing mechanism is arranged at one side of the supporting frame 8, the screw block 92 drives the side linkage plate 73 to move when moving along the screw 93, the side linkage plate 73 pulls one end of the synchronizing rope 142 to move, and after the synchronizing rope 142 passes through the first roller 141, the second roller 143 and the third roller 144, the other end of the synchronizing rope 142 drives the other side linkage plate 73 to move. The synchronous mechanism can avoid the problem that the two sides of the two rollers 71 move asynchronously, so that the two rollers 71 can run more stably, and the stable liquid flow of the infusion bag can be ensured.

As shown in fig. 2, the casing 1 is further provided with a vent hole and a pull-off closing plug, the vent hole includes a central hole 62 and a plurality of peripheral holes 61, the peripheral holes 61 are arranged in a plurality around the circumference of the central hole 62, the pull-off closing plug includes a telescopic plug 52 and a plug blade 51, the telescopic plug 52 is inserted into the central hole 62 and then the end of the telescopic plug is fixed on the casing 1, and the plug blade 51 can cover the peripheral holes 61. The plug blade 51 can be pulled as required to extend the telescopic plug 52, and the plug blade 51 is far away from the peripheral hole 61, so that the inside and outside ventilation of the infusion pump is realized, and the heat is evacuated in time. As shown in fig. 2, a vent hole is provided on the casing 1 at a position corresponding to the micro linear motor 91, which also facilitates observation of the operation of the motor. When the telescopic plug 52 is pushed down, the telescopic plug 52 is shortened, and the plug leaf 51 is covered on the peripheral hole 61 again. The plug 52 may be made of an elastic material, and has friction with the wall of the central hole 62, so that a certain force is applied when the plug 52 is pulled out from the central hole 62.

As shown in fig. 3, the supporting frame 8 has a partition 84 with an infusion tube hole 83, an infusion tube guide row 13 is disposed between the partition 84 and the side end of the bottom case 2 to guide the extending direction of the infusion tube, an infusion tube clamp 12 is disposed on the infusion tube guide row 13 to limit the infusion tube and prevent the infusion tube from falling off due to external factors, an infusion tube nozzle 22 is also disposed on the side end of the bottom case 2, and the infusion tube is connected to a matched infusion needle after extending out from the infusion tube nozzle 22.

According to switch 3, pilot lamp 4 is bright, the power switch-on, miniature linear electric motor 91 operates, the rotation of screw rod 93 makes spiral shell piece 92 remove along screw rod 93, spiral shell piece 92 drives linkage plate 73 rather than being connected and moves together, roller 71 moves along propulsion tank 82, simultaneously under the lazytongs effect, two rollers 71 can keep steady simultaneous movement, the gentle motion of roller 71 will extrude infusion bag, this kind of infusion mode can break away from traditional infusion support mode, effectively avoid the blood backward flow, improve infusion efficiency and security.

The above-mentioned specific embodiments can not be regarded as the restriction to the scope of protection of the utility model, to technical personnel in this technical field, it is right the utility model discloses any replacement improvement or transform that embodiment made all fall within the scope of protection of the utility model. The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. A portable infusion pump for battlefield rescue is characterized in that: the infusion bag fixing device comprises a bottom shell and a protective shell buckled on the bottom shell, wherein a supporting frame, a fixing mechanism and a pushing mechanism which act on an infusion bag are arranged in the bottom shell, an infusion bag accommodating groove is formed between the supporting frame and the bottom shell, the fixing mechanism comprises a fixing clamp, the fixing clamp comprises a clamp holder and a clamping arm, one end of the clamp holder is fixed on a supporting plate of the supporting frame, the other end of the clamp holder is provided with an elastic tongue, the elastic tongue is matched with a flange extending out of one end of the clamping arm, and the other end of the clamping arm can rotate around the clamp holder; the propulsion mechanism comprises two rollers, two roller ends of each roller extend out of a propulsion groove in a corresponding side supporting plate respectively and then are connected with a linkage plate, the two roller ends of the two rollers at the same side are connected to the same linkage plate, one linkage plate is connected with a screw block, the screw block is matched with a screw rod of a miniature linear motor, the miniature linear motor is installed on a supporting frame, a rechargeable power supply and a controller are further arranged in a bottom shell, a switch and an indicator lamp are arranged on a protective shell, and the miniature linear motor, the rechargeable power supply, the controller, the switch and the indicator lamp are electrically connected.

2. The portable infusion pump for battlefield rescue of claim 1, wherein: the supporting frame is further provided with a synchronizing mechanism, the synchronizing mechanism comprises a synchronizing rope and a synchronizing wheel, a first idler wheel and a second idler wheel in the synchronizing wheel are respectively installed at the upper ends of the two sides of the supporting frame, a third idler wheel in the synchronizing wheel is installed below the same side of the second idler wheel, one end of the synchronizing rope is fixed on the linkage plate at the same side of the synchronizing rope, and the other end of the synchronizing rope is connected to the linkage plate at the other side after passing through the first idler wheel, the second idler wheel and the third idler wheel.

3. The portable infusion pump for battlefield rescue of claim 2, wherein: still set up the ventilation hole on the protecting crust and carry and draw closed stopper, the ventilation hole includes centre bore and periphery hole, and the periphery hole is arranged a plurality ofly around the centre bore circumference, carry and draw closed stopper including flexible stopper post and stopper leaf, its tip is fixed on the protecting crust after flexible stopper post penetrates the centre bore, and the stopper leaf can cover on a plurality of periphery holes.

4. The portable infusion pump for battlefield rescue of claim 3, wherein: the support frame is provided with infusion tube holes on a partition plate, an infusion tube guide row is arranged between the partition plate and the side end of the bottom shell, an infusion tube clamp is arranged on the infusion tube guide row, and an infusion tube nozzle is also arranged on the side end of the bottom shell.

5. The portable infusion pump for battlefield rescue of claim 4, wherein: the bottom shell is internally provided with a positioning hole, and the protective shell is provided with a positioning column corresponding to the positioning hole and matched with the positioning hole.