CN217510921U - Lifting infusion support - Google Patents

Abstract

The application provides a lifting infusion support which comprises a vertical supporting rod, a first lifting rod and a second lifting rod; the first lifting rod penetrates through the inside of the supporting rod, a rack is axially arranged on the first lifting rod, and the supporting rod is rotationally connected with a gear meshed with the rack; the second lifting rod penetrates through the first lifting rod and is connected with the first lifting rod in a sliding manner; the base is arranged at the bottom of the supporting rod; one end of each supporting bottom claw is rotatably connected to the base, and the supporting bottom claws can be mutually gathered or opened; the other end of each supporting bottom claw is provided with a roller, and the supporting bottom claws are also provided with braking plates close to the rollers; and the at least one liquid hanging rod is rotatably connected to the top of the second lifting rod. The application provides a lift infusion support, no matter user's height is higher or shorter can both hang medicine liquid bag or medicine liquid bottle in the hanging liquid pole easily for this application has better commonality.

Description

Lifting infusion support

Technical Field

The application relates to the technical field of medical auxiliary equipment, in particular to a lifting infusion support.

Background

The infusion support is a common medical auxiliary device. In the related art, the stand which can be independently placed at least comprises a vertical rod, a supporting claw which is expanded outwards at the bottom of the vertical rod and a liquid hanging rod which is used for hanging a liquid medicine bag or a liquid medicine bottle at the top of the vertical rod.

In the related art, the vertical rod of the infusion support is only a metal tube with a simple structure, the height of the infusion support cannot be adjusted, and the infusion support is inconvenient for users with short height.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present application is to provide a lifting/lowering stand to solve the problem that the height of the stand cannot be adjusted.

Based on above-mentioned purpose, this application provides lift infusion support includes: the lifting device comprises a vertical supporting rod, a first lifting rod and a second lifting rod; the first lifting rod penetrates through the supporting rod, a rack is axially arranged on the first lifting rod, and the supporting rod is rotatably connected with a gear meshed with the rack; the second lifting rod penetrates through the first lifting rod and is connected with the first lifting rod in a sliding manner; the base is arranged at the bottom of the supporting rod; one end of each supporting bottom claw is rotatably connected to the base, and the supporting bottom claws can be mutually gathered or unfolded; the other end of each supporting bottom claw is provided with a roller, and the supporting bottom claws are also provided with braking plates close to the rollers; and the at least one liquid hanging rod is rotatably connected to the top of the second lifting rod.

Furthermore, the support rod is further rotatably connected with a non-return plate, the middle of the non-return plate is rotatably connected with the support rod, a rotary spring is installed between the lower end of the non-return plate and the support rod, and the rotary spring is used for keeping the upper end of the non-return plate inclined and is abutted against and supported by the teeth of the rack.

Further, the outside of gear be equipped with bracing piece fixed connection's protective housing, the lower extreme of backstop board stretches out the protective housing, the protective housing outside still is equipped with and is used for controlling gear revolve's handle.

Further, first lifter rotates and is connected with the fixed pulley, the fixed pulley is around there being the cable, the one end of cable with be located inside the first lifter the second lifter fixed connection, the other end with bracing piece fixed connection.

Furthermore, the lifting infusion support also comprises a support plate which is rotatably connected to the second lifting rod and is positioned below the liquid hanging rod; the supporting plate is provided with a supporting part and a gap, and the supporting part and the gap alternately correspond to the position of the liquid hanging rod along with the rotation of the supporting plate; the supporting part is used for supporting the liquid hanging rod to horizontally open, and the gap supplies the liquid hanging rod to rotate downwards so as to gather together the lifting rod.

Furthermore, the liquid hanging rods are uniformly distributed around the second lifting rod; the supporting parts of the supporting plate are equal in number to the liquid hanging rods, and the gap is located between every two adjacent supporting parts.

Furthermore, a weighing sensor is mounted at the upper end of the supporting part, the weighing sensor is in communication connection with a controller, and the controller is electrically connected with a buzzer; and triggering the buzzer through the controller in response to determining that the weight of the liquid hanging rod measured by the weighing sensor is reduced to a preset threshold value.

Further, the brake plate is rotatably connected to the lower part of the support bottom claw, and a rotary spring is mounted between the brake plate and the support bottom claw and used for keeping the brake plate in contact with the roller; the support rod is sleeved with a sliding sleeve, a traction rope is connected between the sliding sleeve and the brake plate, and the sliding sleeve pulls the brake plate to be separated from the roller through the traction rope.

Furthermore, the outer end of the supporting bottom claw is rotatably connected with a connecting block, and the roller is rotatably connected with the connecting block.

Furthermore, one side surface of the brake plate, which is in contact with the roller, is a frosted surface or is fixed with a friction gasket.

From the foregoing, the lifting infusion support provided by the application can drive the first lifting rod to ascend or descend through the rotating gear, so as to change the overall height of the application. No matter the height of a user is high or low, the medicine water bag or the medicine water bottle can be easily hung on the liquid hanging rod, so that the application has good universality.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of a lifting stand according to an embodiment of the present disclosure;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is an enlarged view of the brake plate at the portion C of FIG. 1 in contact with the roller;

FIG. 5 is an enlarged view of the brake plate and roller shown in FIG. 1 in a separated state;

FIG. 6 is a schematic view of the lifting stand of the present embodiment when the support base jaws are closed;

fig. 7 is a schematic view illustrating a fluid hanging pole of the lifting infusion support according to the embodiment of the present application when the fluid hanging pole is folded.

Description of the reference numerals:

1. a lifting device; 11. a support bar; 111. a gear; 112. a non-return plate; 113. a protective shell; 114. a handle;

12. a first lifting rod; 121. a rack; 122. a fixed pulley; 13. a second lifting rod; 14. a sliding sleeve; 15. a limiting bulge;

2. a base;

3. a support base jaw; 31. a brake plate;

4. a roller;

5. a liquid hanging rod; 51. hooking;

6. a pull cable;

7. a support disc; 71. a support portion; 72. a gap; 73. a weighing sensor;

8. connecting blocks; 9. and (6) pulling the rope.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that technical terms or scientific terms used in the embodiments of the present application should have a general meaning as understood by those having ordinary skill in the art to which the present application belongs, unless otherwise defined. As used in this application, the terms "first," "second," and the like do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

As shown in fig. 1, 2, 3, 4 and 5, the lifting infusion support provided by the embodiment of the present application includes: the lifting device 1 comprises a vertical supporting rod 11, a first lifting rod 12 and a second lifting rod 13; the first lifting rod 12 penetrates through the supporting rod 11, a rack 121 is axially arranged on the first lifting rod 12, and the supporting rod 11 is rotatably connected with a gear 111 meshed with the rack 121; the second lifting rod 13 penetrates through the first lifting rod 12 and is connected with the first lifting rod 12 in a sliding manner; the base 2 is arranged at the bottom of the supporting rod 11; at least three supporting bottom claws 3, one end of each supporting bottom claw 3 is rotatably connected to the base 2, and the supporting bottom claws 3 can be mutually gathered or spread; the other end of each supporting bottom claw 3 is provided with a roller 4, and the supporting bottom claws 3 are also provided with a brake plate 31 close to the rollers 4; and the at least one liquid hanging rod 5 is rotatably connected to the top of the second lifting rod 13.

When the height of the infusion support of the embodiment needs to be adjusted, the gear 111 can be rotated manually or by an electric device such as a motor, and the gear 111 drives the first lifting rod 12 to ascend or descend by the rack 121 engaged with the gear 111. After the first lifting rod 12 is adjusted to a designated position, the first lifting rod 12 can be kept still by fixing the gear 111.

The lifting infusion support provided by the embodiment can drive the first lifting rod 12 to ascend or descend through the rotating gear 111, so as to change the overall height of the infusion support provided by the embodiment. No matter the height of a user is high or low, the medicine water bag or the medicine water bottle can be easily hung on the liquid hanging rod 5, so that the infusion support has good universality.

As shown in fig. 3, in some embodiments, the supporting rod 11 is further provided with a check plate 112, the middle portion of the check plate 112 is rotatably connected to the supporting rod 11, and a rotation spring is provided between the lower end of the check plate 112 and the supporting rod 11, and is used for keeping the upper end of the check plate 112 inclined and supported in abutment with the teeth of the rack 121.

As shown in fig. 3, the backstop plate 112 is located below the gear 111. When the ratchet plate is stationary, the upper end of the ratchet plate 112 is inserted between two adjacent teeth of the rack 121 under the urging of the rotary spring, and abuts against the upper tooth surface of the two teeth to form a support. At this time, under the supporting action of the upper end of the check plate 112, the rack 121 or the first lifter 12 cannot descend but only ascends (because the check plate 112 inclines, when ascending, the lower teeth of the two teeth can push the upper end of the check plate 112 to move away from the teeth, that is, the upper end of the check plate 112 moves from the position between the two teeth to the tooth top of the lower teeth along the tooth surface of the lower teeth, and then moves from the tooth top of the lower teeth to the position between the lower teeth and the next lower teeth).

When it is required that the first elevating bar 12 descends, the user may manually press the lower end of the check plate 112 to separate the upper end of the check plate 112 from the rack 121, and then rotate the handle 114.

As shown in fig. 3, in some embodiments, a protective shell 113 fixedly connected to the support rod 11 is disposed outside the gear 111, a lower end of the backstop plate 112 extends out of the protective shell 113, and a handle 114 for controlling the gear 111 to rotate is further disposed outside the protective shell 113.

Alternatively, the handle 114 may be fixed by a limit pin or a strap with the support rod 11.

The protective case 113 can make the infusion support of the present embodiment beautiful in appearance, and can cover the gear 111 to prevent the gear 111 from being damaged by external force.

As shown in fig. 3 and 6, in some embodiments, the first lifting rod 12 is rotatably connected with a fixed pulley 122, the fixed pulley 122 is wound with a cable 6, one end of the cable 6 (hereinafter referred to as the inner end of the cable 6) is fixedly connected with the second lifting rod 13 inside the first lifting rod 12, and the other end (hereinafter referred to as the outer end of the cable 6) is fixedly connected with the support rod 11.

Optionally, the inhaul cable 6 is a steel wire, a steel cable, a steel strand or a chain.

In order to further increase the lifting range of the infusion support of the embodiment and facilitate adjustment, a second lifting rod 13 which can lift synchronously with the first lifting rod 12 is additionally arranged. When the first elevation bar 12 ascends, the fixed pulley 122 on the first elevation bar 12 also ascends, that is, the distance between the fixed pulley 122 and the outer end of the cable 6 increases. Because the length of the cable 6 is fixed, the fixed pulley 122 is equivalent to a movable middle point on the cable 6, the distance between the middle point and the outer end of the cable 6 is increased, and the distance between the corresponding middle point and the inner end of the cable 6 is reduced, that is, the second lifting rod 13 is lifted. On the contrary, when the first lifting rod 12 descends, the distance between the fixed pulley 122 and the outer end of the cable 6 decreases, the distance between the fixed pulley 122 and the inner end of the cable 6 increases, and the second lifting rod 13 descends under the action of its own weight.

In addition, when the infusion support of the embodiment is used normally, as shown in fig. 1, the three support bottom claws 3 are opened to support the support rod 11 to keep the support rod in a vertical state. When the infusion support of this embodiment is accomodate to needs, the user upwards lifts earlier and draws bracing piece 11, and bracing piece 11 drives base 2 and upwards keeps away from ground, supports end claw 3 and rotates downwards and gather together each other under the effect of self gravity, and is perpendicular with ground until supporting end claw 3, as shown in fig. 6.

The lift infusion support that this embodiment provided can make open support end claw 3 automatic gather together through upwards lifting pull supporting rod 11, supports end claw 3 promptly and is changed into the state of vertical gathering together by the overhanging state of level, has reduced its shared space to a certain extent, makes the infusion support of this embodiment be convenient for accomodate.

As shown in FIGS. 1, 3 and 6, in some embodiments, the lifting pole further comprises a support plate 7 rotatably connected to the lifting rod and located below the hanging rod 5; the supporting plate 7 is provided with a supporting part 71 and a gap 72, and the supporting part 71 and the gap 72 alternately correspond to the position of the liquid hanging rod 5 along with the rotation of the supporting plate 7; the supporting portion 71 is used for supporting the liquid hanging rod 5 to be horizontally opened, and the gap 72 is used for enabling the liquid hanging rod 5 to rotate downwards to gather towards the lifting rod.

When the liquid hanging rod 5 needs to be used, the liquid hanging rod 5 is firstly ensured to be positioned above the supporting plate 7. The support plate 7 is rotated so that the support portion 71 corresponds to the position of the liquid hanging rod 5. Then, the hanging rod 5 is lowered, and the hanging rod 5 is horizontally opened under the support of the support part 71, as shown in fig. 2.

When the infusion support of the embodiment needs to be stored, the support plate 7 is rotated to enable the gap 72 to correspond to the position of the infusion rod 5. The hanging rod 5 automatically rotates downwards under the action of its own gravity, so as to gather to the second lifting rod 13, and further reduce the space occupied by the infusion support of the embodiment, as shown in fig. 7.

As shown in fig. 1, 2 and 7, in some embodiments, the hanging rod 5 is provided with a plurality of hanging rods and evenly distributed around the second lifting rod 13; the number of the supporting parts 71 of the supporting plate 7 is equal to the number of the liquid hanging rods 5, and the gap 72 is positioned between two adjacent supporting parts 71.

Optionally, a hook 51 for hooking a transfusion bag or a liquid medicine bottle is arranged at the outer end of the liquid hanging rod 5.

No matter the number of the liquid hanging rods 5 is one or more, when the supporting plate 7 is rotated to enable the gap 72 to correspond to the liquid hanging rods 5, all the liquid hanging rods 5 simultaneously pass through the gap 72 to rotate downwards and automatically gather towards the second lifting rod 13.

As shown in fig. 2, in some embodiments, a load cell 73 is mounted at the upper end of the support portion 71, the load cell 73 is communicatively connected with a controller, and the controller is electrically connected with a buzzer; in response to determining that the weight of the drip lever 5 measured by the load cell 73 has decreased to a preset threshold, the buzzer is triggered by the controller.

Optionally, the load cell 73 is a CZL611N series miniature load cell, with a range of 1 to 50kg, a combined error of 0.05% FS, and a sensitivity of 1.0 ± 0.15 mV/V.

Optionally, the controller selects Raspberry Pi. The raspberry pie is a Linux-based microcomputer, also called a card-type computer, and has a small appearance and all basic functions of a computer. Common raspberry pi versions include raspberry pi 3, 4, and 4b, among others.

When hanging loaded medicine water bag or liquid medicine bottle on hanging liquid pole 5, the weight of hanging liquid pole 5 can increase in the twinkling of an eye, then also reduces gradually along with the weight of liquid medicine gradual reduction hanging liquid pole 5, when reducing to predetermineeing the threshold value, when liquid medicine will be defeated promptly, weighing sensor 73 sends alarm signal to the controller, and the controller triggers bee calling organ according to alarm signal and carries out audible alarm, reminds patient or nurse to need to change dressings.

Optionally, the buzzer can sound within a preset time after being triggered, and the length of the preset time can be selected to be five seconds, ten seconds or fifteen seconds. And when the preset time length is reached, the buzzer stops giving an alarm.

As shown in fig. 4 and 5, in some embodiments, the braking plate 31 is rotatably connected to the lower portion of the supporting bottom jaw 3, and a rotary spring is installed between the braking plate 31 and the supporting bottom jaw 3 for keeping the braking plate 31 in abutment with the roller 4; the support rod 11 is sleeved with a sliding sleeve 14, a traction rope 9 is connected between the sliding sleeve 14 and the brake plate 31, and the sliding sleeve 14 pulls the brake plate 31 to be separated from the roller 4 through the traction rope 9.

Optionally, the support bar 11 is further provided with a limiting protrusion 15 for limiting the sliding sleeve 14 to slide downwards. When the sliding sleeve 14 comes into contact with the stopper projection 15, the stopper plate 31 has already abutted against the roller 4. The limiting protrusion 15 is used to keep the sliding sleeve 14 at a proper position, which does not affect the braking action of the braking plate 31, and also avoids the problem of inconvenient use caused by the sliding sleeve 14 sliding down to the root of the supporting rod 11.

Fig. 4 is a schematic view of the abutting state of the braking plate 31 and the roller 4, and at this time, the rotation spring pushes the braking plate 31 to abut against the roller 4, so as to realize the braking action. The sliding sleeve 14 is supported by the limiting protrusion 15.

When the infusion support of the embodiment needs to be moved, the sliding sleeve 14 is pulled upwards, the sliding sleeve 14 drives the pulling rope 9 to pull the braking plate 31, and the braking plate 31 overcomes the elastic force of the rotary spring to rotate towards the direction away from the roller 4, so that the braking plate 31 is separated from the roller 4, as shown in fig. 5.

As shown in fig. 4, 5 and 6, in some embodiments, the outer end of the support base jaw 3 is rotatably connected with a connecting block 8, and the roller 4 is rotatably connected with the connecting block 8.

Optionally, the roller 4 is a metal roller or has a weight to realize that no matter the supporting bottom claws 3 are in a gathering state or an opening state, the roller 4 is in the same state (i.e. the roller 4 is vertically attached to the ground in the gathering or opening process of the supporting bottom claws 3) and is attached to the ground.

In some embodiments, the side of the braking plate 31 contacting the roller 4 is a frosted surface or a friction pad is fixed.

Optionally, the friction pad is made of rubber, fabric or other material with a high surface friction coefficient.

The braking plate 31 is to prevent the roller 4 from rolling, so the surface of the braking plate 31 contacting the roller 4 should be rough to have a large frictional resistance therebetween.

The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.

The description of the present application has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the application in the form disclosed. Many modifications and variations will be apparent to practitioners skilled in this art. The embodiment was chosen and described in order to best explain the principles of the application and the practical application, and to enable others of ordinary skill in the art to understand the application for various embodiments with various modifications as are suited to the particular use contemplated.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the context of the present application, features from the above embodiments or from different embodiments may also be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the present application as described above, which are not provided in detail for the sake of brevity.

The embodiments of the present application are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the application are intended to be included within the scope of the application.

Claims (10)

1. A lifting infusion support is characterized by comprising:

the lifting device comprises a vertical supporting rod, a first lifting rod and a second lifting rod; the first lifting rod penetrates through the supporting rod, a rack is axially arranged on the first lifting rod, and the supporting rod is rotatably connected with a gear meshed with the rack; the second lifting rod penetrates through the first lifting rod and is connected with the first lifting rod in a sliding manner;

the base is arranged at the bottom of the supporting rod;

one end of each supporting bottom claw is rotatably connected to the base, and the supporting bottom claws can be mutually gathered or unfolded; the other end of each supporting bottom claw is provided with a roller, and the supporting bottom claws are also provided with braking plates close to the rollers;

and the at least one liquid hanging rod is rotatably connected to the top of the second lifting rod.

2. The lifting infusion support according to claim 1, wherein the support rod is further rotatably connected with a non-return plate, the middle part of the non-return plate is rotatably connected with the support rod, a rotary spring is arranged between the lower end of the non-return plate and the support rod, and the rotary spring is used for keeping the upper end of the non-return plate inclined and is supported by the tooth of the rack in an abutting mode.

3. The lifting infusion support according to claim 2, wherein a protective housing fixedly connected with the support rod is arranged outside the gear, the lower end of the non-return plate extends out of the protective housing, and a handle for controlling the gear to rotate is further arranged outside the protective housing.

4. The lifting infusion support according to claim 1, wherein the first lifting rod is rotatably connected with a fixed pulley, the fixed pulley is wound with a cable, one end of the cable is fixedly connected with the second lifting rod positioned in the first lifting rod, and the other end of the cable is fixedly connected with the supporting rod.

5. The lifting infusion support according to claim 1, further comprising a support plate rotatably connected to the second lifting rod and located below the hanging rod; the supporting plate is provided with a supporting part and a gap, and the supporting part and the gap alternately correspond to the position of the liquid hanging rod along with the rotation of the supporting plate; the supporting part is used for supporting the liquid hanging rod to horizontally open, and the gap is used for enabling the liquid hanging rod to rotate downwards to gather towards the lifting rod.

6. The lifting infusion support according to claim 5, wherein the infusion rod is provided in plurality and is uniformly distributed around the second lifting rod; the supporting parts of the supporting plate are equal in number to the liquid hanging rods, and the gap is located between every two adjacent supporting parts.

7. The lifting infusion support according to claim 6, wherein a weighing sensor is mounted at the upper end of the support part, the weighing sensor is in communication connection with a controller, and the controller is electrically connected with a buzzer; and triggering the buzzer through the controller in response to determining that the weight of the liquid hanging rod measured by the weighing sensor is reduced to a preset threshold value.

8. The lifting infusion support according to claim 1, wherein the brake plate is rotatably connected to the lower portion of the support bottom jaw, and a rotary spring is installed between the brake plate and the support bottom jaw for keeping the brake plate in abutment with the roller; the support rod is sleeved with a sliding sleeve, a traction rope is connected between the sliding sleeve and the brake plate, and the sliding sleeve pulls the brake plate to be separated from the roller through the traction rope.

9. The lifting infusion support of claim 1, wherein the outer end of the support base claw is rotatably connected with a connecting block, and the roller is rotatably connected with the connecting block.

10. The lifting infusion support according to claim 1, wherein one side surface of the braking plate, which is in contact with the roller, is a frosted surface or is fixed with a friction gasket.

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