CN215460826U

CN215460826U - Infusion support for internal medicine for avoiding suck-back

Info

Publication number: CN215460826U
Application number: CN202120338355.7U
Authority: CN
Inventors: 林翠霞; 吴慧惠; 沈海定; 许新芳
Original assignee: Affiliated Hospital of Guangdong Medical University
Current assignee: Affiliated Hospital of Guangdong Medical University
Priority date: 2021-02-06
Filing date: 2021-02-06
Publication date: 2022-01-11
Anticipated expiration: 2031-02-06

Abstract

The utility model discloses an infusion support for internal medicine, which avoids suck-back, and comprises a base and a fixed cylinder, wherein four corners of the bottom end of the base are respectively provided with a roller, a stable structure is arranged at the middle position of the top end in the base, the fixed cylinder is vertically arranged at the middle position of the top end of the base, a movable column extending to the outside of the fixed cylinder is vertically and slidably connected in the fixed cylinder, a PLC (programmable logic controller) is arranged at the middle position of one end of the movable column, an anti-pulling structure is arranged at the upper end of one side of the movable column, a clamping structure is arranged at the upper end of one side in the movable column, a transverse plate is transversely arranged at the top end of one side, close to the anti-pulling structure, of the movable column, and a hook is arranged at one side of the bottom end of the transverse plate. According to the infusion bag clamping device, the fixed clamping plate and the movable clamping plate are arranged, so that the infusion bag is clamped tightly by the fixed clamping plate and the movable clamping plate after liquid in the infusion bag is quickly infused, and the phenomenon of suck-back is avoided, and discomfort of a patient is caused.

Description

Infusion support for internal medicine for avoiding suck-back

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a transfusion stand for internal medicine, which avoids back suction.

Background

With the development of society, the medical level in China is continuously improved, so that various medical instruments are in endless, wherein the infusion support is medical equipment which is widely used in hospitals and is mainly used for infusion of patients, but the existing infusion support for internal medicine still has many problems or defects:

first, traditional infusion support for internal medicine does not have stable structure during the use, and device stability is relatively poor, easily makes the support body receive external force to rock.

Secondly, traditional infusion support for internal medicine does not have the structure of preventing dragging during the use, when dragging the transfer line carelessly, probably leads to the syringe needle to break away from, influences infusion efficiency.

Thirdly, traditional infusion support for internal medicine does not have the structure of preventing suck-back during the use, when patient or medical personnel neglect to some extent, may take place the suck-back phenomenon after the infusion is accomplished, arouses that the patient is uncomfortable.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transfusion rack for internal medicine, which avoids suck-back and solves the problems of inconvenience, stability, pulling prevention and suck-back prevention in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an infusion support for internal medicine for avoiding suck-back comprises a base, a fixed cylinder, an anti-pulling structure for avoiding falling off of an infusion needle, a stable structure for avoiding shaking of a support body and a clamping structure for avoiding suck-back;

the four corners of the bottom end of the base are respectively provided with a roller, and the stable structure is arranged in the middle of the top end in the base;

a fixed cylinder is vertically arranged at the middle position of the top end of the base, a movable column extending to the outside of the fixed cylinder is vertically and slidably connected inside the fixed cylinder, a PLC (programmable logic controller) is arranged at the middle position of one end of the movable column, and an anti-pulling structure is arranged at the upper end of one side of the movable column;

the clamping structure is arranged at the upper end of one side in the movable column;

the top that the activity post is close to anti-drag structure one side transversely is provided with the diaphragm, and the couple is installed to one side of diaphragm bottom.

Preferably, press from both sides tight structure and include the recess, the vertical upper end of seting up in the inside one side of activity post of recess, and the upper end of the inside one side of recess installs the conducting block, the inside vertical slide bar of installing of recess of conducting block one side, and the lower extreme winding on slide bar surface has fixed spring, the slide bar surface sliding connection on fixed spring top has the movable block, and installs on one side of movable block top with conducting block matched with conducting groove, one side welding of movable block opposite side and diaphragm, the intermediate position department of fixed cylinder one side upper end installs the fixed slot, and the inside one end of fixed slot installs fixed grip block, pneumatic telescopic handle is installed to the other end of fixed slot, and the pneumatic telescopic handle output extends to the fixed slot inside and installs movable grip block.

Preferably, prevent dragging the structure and include activity case, buffer spring, connecting rod, friction pulley and fly leaf, the fly leaf transversely fixes the upper end of articulating in activity post one side, and one side that the activity post was kept away from to the fly leaf rotates and is connected with the friction pulley, the activity post one side fixed hinge of fly leaf below has the activity case, and the buffer spring is installed to the inside one end of activity case, buffer spring one end is installed and is extended to the outside connecting rod of activity case, and the connecting rod other end is fixed articulated with fly leaf bottom one side.

Preferably, firm structure includes firm case, friction plate, pole piece, bracing piece, swash plate, T type pole, threaded rod and fluted disc, firm case vertical installation is in the intermediate position department of the inside bottom of base, and the vertical rotation of the inside bottom intermediate position department of firm incasement is connected with the threaded rod that extends to the inside lower extreme of solid fixed cylinder, threaded rod installs the fluted disc that extends to the outside of solid fixed cylinder on the surface, and the firm incasement portion screw thread on threaded rod surface has the pole piece, the pole piece all installs all around and extends to the outside T type pole of firm case, and the T type pole one end of keeping away from firm case all fixedly hinged has the swash plate, the friction plate is all installed to the bottom of swash plate, and the swash plate is close to the one end of firm case and all fixedly hinged has the bracing piece, the one end of bracing piece all fixedly hinged with swash plate one end.

Preferably, the upper end of the other side of the fixed cylinder is provided with a locking bolt, and the lower end of one side inside the locking bolt is uniformly provided with a positioning hole matched with the locking bolt.

Preferably, a welding integrated structure is formed between the top end of the hook and the bottom end of the transverse plate, and a serrated groove is formed in the lower end of the interior of the hook.

Preferably, the bottom ends of the transverse plates on the two sides of the hook are fixedly hinged with the stabilizing plate, the upper end of one side of the stabilizing plate is provided with the reset spring, and the other end of the reset spring is fixedly connected with the bottom ends of the transverse plates.

Compared with the prior art, the utility model has the beneficial effects that:

(1) through the arrangement of the stable structure, the rotary fluted disc drives the threaded rod to rotate, the T-shaped rod is lowered by utilizing the matching of the threaded rod and the rod block, the inclined plate deflects to drive the supporting rod to expand until the friction plate is tightly attached to the ground, so that a stable triangle is formed among the stable box, the inclined plate and the ground through the supporting rod, the friction force between the device and the ground is increased, the device is prevented from shaking or even toppling under external force, the infusion effect is seriously influenced, and the treatment efficiency is reduced;

(2) through the arrangement of the anti-pulling structure and the stabilizing plate, when a patient or other people carelessly pull the infusion tube, the friction wheel can be rotated by the pulling force and the movable plate is driven to deflect, so that the connecting rod slides to compress the buffer spring, the overlarge pulling force is offset by the elastic force of the buffer spring, and the stabilizing plate is tightly attached to the two sides of the infusion bag under the elastic force action of the reset spring, so that the infusion bag is prevented from shaking, the needle head is prevented from being separated due to pulling, the infusion effect is prevented from being reduced, and the discomfort of the patient is caused;

(3) through being provided with fixed spring, the fixed slot, recess and conducting block, go on along with the infusion, infusion bag weight reduction, and under fixed spring's elastic force effect, make the movable block slowly rise on the slide bar surface, and after infusion bag is about to infuse, the conducting block can contact with the conducting groove, and then give the PLC controller with this signal transmission, thereby work through the pneumatic telescopic link of PLC controller control, make the activity grip block move toward fixed grip block direction, utilize fixed grip block and activity grip block to press from both sides the transfer line tightly, avoid leading to taking place the suck-back phenomenon because of medical personnel or patient can not in time discover, thereby lead to patient's blood to flow backwards, reduce treatment.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is a partial top view of an enlarged structure of the stabilizing structure of the present invention;

FIG. 4 is a schematic view of a partially enlarged structure of a movable column according to the present invention;

fig. 5 is an enlarged structure view of the anti-pulling structure of the present invention.

In the figure: 1. a movable post; 2. a movable block; 3. a slide bar; 4. fixing the spring; 5. an anti-pulling structure; 501. A movable box; 502. a buffer spring; 503. a connecting rod; 504. a friction wheel; 505. a movable plate; 6. A PLC controller; 7. locking the bolt; 8. positioning holes; 9. a stable structure; 901. a stabilizing box; 902. a friction plate; 903. a rod block; 904. a support bar; 905. a sloping plate; 906. a T-shaped rod; 907. a threaded rod; 908. A fluted disc; 10. a base; 11. a roller; 12. a fixed cylinder; 13. fixing grooves; 14. a stabilizing plate; 15. Hooking; 16. a transverse plate; 17. a pneumatic telescopic rod; 18. fixing the clamping plate; 19. a movable clamping plate; 20. A groove; 21. a conductive block; 22. a conductive slot; 23. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-5, an infusion support for internal medicine for preventing suck-back from occurring includes a base 10 and a fixed cylinder 12, and further includes an anti-pulling structure 5 for preventing a transfusion needle from falling off, a stable structure 9 for preventing a frame body from shaking, and a clamping structure for preventing suck-back from occurring;

four corners of the bottom end of the base 10 are respectively provided with a roller 11, and the stabilizing structure 9 is arranged in the middle of the top end inside the base 10;

a fixed cylinder 12 is vertically arranged at the middle position of the top end of the base 10, a movable column 1 extending to the outside of the fixed cylinder 12 is vertically connected to the inside of the fixed cylinder 12 in a sliding mode, a PLC 6 is arranged at the middle position of one end of the movable column 1, the PLC 6 can be FX3SA-10MT-CM in model, and the anti-pulling structure 5 is arranged at the upper end of one side of the movable column 1;

the clamping structure is arranged at the upper end of one side in the movable column 1;

a transverse plate 16 is transversely arranged at the top end of one side of the movable column 1 close to the anti-pulling structure 5, and a hook 15 is arranged at one side of the bottom end of the transverse plate 16;

referring to fig. 1-5, an infusion support for internal medicine for preventing suck-back from occurring further includes a clamping structure, the clamping structure includes a groove 20, the groove 20 is vertically formed at an upper end of one side inside a movable column 1, a conductive block 21 is installed at an upper end of one side inside the groove 20, a slide rod 3 is vertically installed inside the groove 20 at one side of the conductive block 21, a fixed spring 4 is wound around a lower end of a surface of the slide rod 3, a movable block 2 is slidably connected to a surface of the slide rod 3 at a top end of the fixed spring 4, a conductive groove 22 matched with the conductive block 21 is installed at one side of a top end of the movable block 2, the other side of the movable block 2 is welded to one side of a horizontal plate 16, a fixed groove 13 is installed at a middle position of an upper end of one side of a fixed cylinder 12, a fixed clamping plate 18 is installed at one end inside the fixed groove 13, a pneumatic telescopic rod 17 is installed at the other end of the fixed groove 13, the pneumatic telescopic rod 17 may be XTL100, the output end of the pneumatic telescopic rod 17 extends into the fixed groove 13 and is provided with a movable clamping plate 19;

the upper end of the other side of the fixed cylinder 12 is provided with a locking bolt 7, and the lower end of one side inside the locking bolt 7 is uniformly provided with positioning holes 8 matched with the locking bolt 7;

specifically, as shown in fig. 1, fig. 2 and fig. 4, along with the infusion goes on, infusion bag weight reduces, and under the spring action of fixed spring 4, make movable block 2 rise slowly on slide bar 3 surface, and after infusion bag is about to infuse, conducting block 21 can contact with conducting groove 22, and then give PLC controller 6 with this signal transmission, thereby work through PLC controller 6 control pneumatic telescopic link 17, make activity grip block 19 move toward fixed grip block 18 direction, utilize fixed grip block 18 and activity grip block 19 to press from both sides the transfer line, avoid taking place suck-back phenomenon, utilize the cooperation of locking bolt 7 and locating hole 8 simultaneously, make diaphragm 16 can arrange suitable height in after, locking bolt 7, be convenient for this device according to actual conditions adjusts self height.

Example 2: the anti-pulling structure 5 comprises a movable box 501, a buffer spring 502, a connecting rod 503, a friction wheel 504 and a movable plate 505, wherein the movable plate 505 is transversely and fixedly hinged at the upper end of one side of the movable column 1, one side of the movable plate 505, which is far away from the movable column 1, is rotatably connected with the friction wheel 504, one side of the movable column 1, which is below the movable plate 505, is fixedly hinged with the movable box 501, the buffer spring 502 is installed at one end inside the movable box 501, the connecting rod 503, which extends to the outside of the movable box 501, is installed at one end of the buffer spring 502, and the other end of the connecting rod 503 is fixedly hinged with one side of the bottom end of the movable plate 505;

the top end of the hook 15 and the bottom end of the transverse plate 16 are in a welding integrated structure, and the lower end inside the hook 15 is provided with a sawtooth-shaped groove;

the bottom ends of the transverse plates 16 at the two sides of the hook 15 are fixedly hinged with the stabilizing plate 14, the upper ends of one sides of the stabilizing plates 14 are respectively provided with a return spring 23, and the other ends of the return springs 23 are respectively fixedly connected with the bottom ends of the transverse plates 16;

specifically, as shown in fig. 1, fig. 2 and fig. 3, the zigzag groove on the hook 15 is used to improve the suspension stability of the infusion bag, and simultaneously under the elastic force action of the return spring 23, so that the stabilizing plate 14 is attached to two sides of the infusion bag, thereby improving the clamping stabilizing effect, and when a patient or other people carelessly pulls the infusion tube, the friction wheel 504 can be rotated by the tensile force and drives the movable plate 505 to deflect, so that the connecting rod 503 slides inside the movable box 501 to compress the buffer spring 502, thereby the elastic force of the buffer spring 502 is used to offset the excessive pulling force, the needle detachment caused by pulling is avoided, and the infusion effect is reduced.

Example 3: the stabilizing structure 9 comprises a stabilizing box 901, a friction plate 902, a rod block 903, a support rod 904, a sloping plate 905, a T-shaped rod 906, a threaded rod 907 and a fluted disc 908, wherein the stabilizing box 901 is vertically arranged at the middle position of the bottom end in the base 10, a threaded rod 907 extending to the lower end of the fixed cylinder 12 is vertically and rotatably connected to the middle position of the bottom end of the interior of the stable box 901, a fluted disc 908 extending to the exterior of the fixed cylinder 12 is installed at the upper end of the surface of the threaded rod 907, and the inside of the stable box 901 on the surface of the threaded rod 907 is connected with a rod block 903 in a threaded manner, T-shaped rods 906 extending to the outside of the stable box 901 are arranged on the periphery of the rod block 903, and one end of the T-shaped rod 906 far away from the stabilizing box 901 is fixedly hinged with an inclined plate 905, the bottom end of the inclined plate 905 is provided with a friction plate 902, one end of the inclined plate 905 close to the stabilizing box 901 is fixedly hinged with a support rod 904, and one end of the support rod 904 is fixedly hinged with one end of the inclined plate 905;

specifically, as shown in fig. 1, 2, and 3, the rotary fluted disc 908 drives the threaded rod 907 to rotate, the T-shaped rod 906 descends by the cooperation of the threaded rod 907 and the rod block 903, and then the inclined plate 905 deflects to drive the supporting rod 904 to expand until the friction plate 902 clings to the ground, so that a stable triangle is formed between the stable box 901, the inclined plate 905 and the ground through the supporting rod 904, the friction force between the device and the ground is increased, and the device is prevented from shaking or even toppling over due to external force, thereby seriously affecting the infusion effect.

The output end of the PLC 6 is electrically connected with the input end of the pneumatic telescopic rod 17 through a wire.

The working principle is as follows: when the device is used, the device is firstly quickly moved to a patient side through the base 10, then the fluted disc 908 is rotated to drive the threaded rod 907 to rotate, the T-shaped rod 906 is descended by utilizing the matching of the threaded rod 907 and the rod block 903, and then the inclined plate 905 deflects to drive the supporting rod 904 to expand until the friction plate 902 is tightly attached to the ground, so that the friction force between the device and the ground is increased, and the influence on the transfusion effect caused by the shaking of the device due to external force is avoided;

then, the locking bolt 7 is unscrewed, so that the locking bolt 7 is separated from the positioning hole 8, the movable column 1 is pulled, the transverse plate 16 is placed at a proper height, the locking bolt 7 is locked, the device can adjust the height of the device according to actual conditions, then, a power supply is externally connected, medical personnel pull the stabilizing plate 14, the stabilizing plate 14 deflects to stretch the reset spring 23, then, the infusion bag is hung on the hook 15, the suspension stability of the infusion bag is improved by using the serrated groove, and meanwhile, under the elastic force action of the reset spring 23, the stabilizing plate 14 is tightly attached to the two sides of the infusion bag, so that the clamping stability effect is improved;

meanwhile, the weight of the infusion bag can enable the transverse plate 16 to descend to a certain height, then the infusion tube sequentially penetrates through the friction wheel 504 and the fixed groove 13, the weight of the infusion bag is reduced along with the progress of infusion, the movable block 2 is enabled to slowly ascend on the surface of the sliding rod 3 under the action of the elastic force of the fixed spring 4, when the infusion bag is about to be infused, the conductive block 21 is in contact with the conductive groove 22, the signal is transmitted to the PLC 6, the PLC 6 is used for controlling the pneumatic telescopic rod 17 to work, the movable clamping plate 19 moves towards the direction of the fixed clamping plate 18, the infusion tube is clamped by the fixed clamping plate 18 and the movable clamping plate 19, and the phenomenon of suck-back is avoided;

and in the infusion process, when the infusion tube is pulled by a patient or others carelessly, the pulling force can rotate the friction wheel 504 and drive the movable plate 505 to deflect, so that the connecting rod 503 slides in the movable box 501 to compress the buffer spring 502, the elastic force of the buffer spring 502 is utilized to offset the overlarge pulling force, meanwhile, the stabilizing plate 14 is utilized to avoid the infusion bag to shake, and further the needle head is prevented from being separated due to pulling, and the infusion effect is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an avoid taking place infusion support for internal medicine of suck-back, includes base (10) and fixed section of thick bamboo (12), its characterized in that: the transfusion device also comprises an anti-pulling structure (5) for preventing the transfusion needle from falling off, a stable structure (9) for preventing the frame body from shaking and a clamping structure for preventing suck-back from occurring;

four corners of the bottom end of the base (10) are respectively provided with a roller (11), and the stable structure (9) is arranged in the middle of the top end in the base (10);

a fixed cylinder (12) is vertically arranged in the middle of the top end of the base (10), a movable column (1) extending to the outside of the fixed cylinder (12) is vertically and slidably connected inside the fixed cylinder (12), a PLC (programmable logic controller) (6) is arranged in the middle of one end of the movable column (1), and an anti-pulling structure (5) is arranged at the upper end of one side of the movable column (1);

the clamping structure is arranged at the upper end of one side in the movable column (1);

the top end of the movable column (1) close to one side of the anti-pulling structure (5) is transversely provided with a transverse plate (16), and one side of the bottom end of the transverse plate (16) is provided with a hook (15).

2. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: the clamping structure comprises a groove (20), the upper end of one side inside the movable column (1) is vertically arranged on the groove (20), a conductive block (21) is installed at the upper end of one side inside the groove (20), a sliding rod (3) is vertically installed inside the groove (20) of one side of the conductive block (21), a fixing spring (4) is wound on the lower end of the surface of the sliding rod (3), the sliding rod (3) on the top end of the fixing spring (4) is connected with a movable block (2) in a surface sliding mode, a conductive groove (22) matched with the conductive block (21) is installed on one side of the top end of the movable block (2), the other side of the movable block (2) is welded with one side of a transverse plate (16), a fixing groove (13) is installed at the middle position of the upper end of one side of a fixing cylinder (12), a fixing clamping plate (18) is installed at one end inside the fixing groove (13), and a pneumatic telescopic rod (17) is installed at the other end of the fixing groove (13), and the output end of the pneumatic telescopic rod (17) extends to the inside of the fixed groove (13) and is provided with a movable clamping plate (19).

3. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: prevent dragging structure (5) including activity case (501), buffer spring (502), connecting rod (503), friction pulley (504) and fly leaf (505), fly leaf (505) horizontal fixed hinge connects the upper end in activity post (1) one side, and fly leaf (505) keep away from one side rotation of activity post (1) and be connected with friction pulley (504), the fixed hinge in activity post (1) one side of fly leaf (505) below has activity case (501), and buffer spring (502) are installed to the inside one end of activity case (501), buffer spring (502) one end is installed and is extended to outside connecting rod (503) of activity case (501), and the connecting rod (503) other end and fly leaf (505) bottom one side fixed hinge.

4. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: the stabilizing structure (9) comprises a stabilizing box (901), a friction plate (902), a rod block (903), a support rod (904), an inclined plate (905), a T-shaped rod (906), a threaded rod (907) and a toothed disc (908), wherein the stabilizing box (901) is vertically installed at the middle position of the inner bottom end of the base (10), the threaded rod (907) extending to the lower end of the inner part of the fixed cylinder (12) is vertically and rotatably connected at the middle position of the inner bottom end of the stabilizing box (901), the toothed disc (908) extending to the outer part of the fixed cylinder (12) is installed at the upper end of the surface of the threaded rod (907), the rod block (903) is in threaded connection with the inner part of the stabilizing box (901) on the surface of the threaded rod (907), the T-shaped rods (906) extending to the outer part of the stabilizing box (901) are installed on the periphery of the rod block (903), and the inclined plate (905) is fixedly hinged to one end, far away from the stabilizing box (901), of the T-shaped rod (906), friction plate (902) are all installed to the bottom of swash plate (905), and swash plate (905) are close to the one end of firm case (901) and all fixedly hinged and have bracing piece (904), the one end of bracing piece (904) all is fixedly hinged with swash plate (905) one end.

5. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: the upper end of the other side of the fixed cylinder (12) is provided with a locking bolt (7), and the lower end of one side inside the locking bolt (7) is uniformly provided with a positioning hole (8) matched with the locking bolt (7).

6. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: the top end of the hook (15) and the bottom end of the transverse plate (16) are of a welding integrated structure, and a serrated groove is formed in the lower end of the interior of the hook (15).

7. The infusion support for the internal medicine for avoiding the occurrence of suck-back according to claim 1, which is characterized in that: the hanger is characterized in that the bottom ends of transverse plates (16) on two sides of the hanger (15) are fixedly hinged with stabilizing plates (14), return springs (23) are installed at the upper ends of one sides of the stabilizing plates (14), and the other ends of the return springs (23) are fixedly connected with the bottom ends of the transverse plates (16).