CN218853244U

CN218853244U - Variable speed analgesia pump

Info

Publication number: CN218853244U
Application number: CN202222043707.3U
Authority: CN
Inventors: 梁贇; 陈小娇; 刘思扬; 白恒; 武冠宇
Original assignee: Xian Medical University
Current assignee: Xian Medical University
Priority date: 2022-08-04
Filing date: 2022-08-04
Publication date: 2023-04-14
Anticipated expiration: 2032-08-04

Abstract

The utility model discloses a variable-speed analgesia pump, which comprises a pump body and a controller, the inside of the pump body is fixed with the reservoir, the reservoir bottom is fixed with variable-speed liquid pump, variable-speed liquid pump's inlet and reservoir's bottom intercommunication, variable-speed liquid pump's liquid outlet intercommunication has the pipe that runs through to pump body outside, it has the couple to rotate between the both sides on pump body surface, the below of the pump body is provided with the check valve, the utility model relates to an analgesia pump technical field. This variable-speed analgesia pump through locking coupling mechanism's setting, is convenient for insert a section of thick bamboo with hollow and be connected fast, and then makes being connected between check valve and the transfer line more convenient, and the not hard up phenomenon can not appear, and connection stability is high, through the setting of laminating leak protection mechanism, is convenient for improve the leakproofness of hollow sleeve and hollow section of thick bamboo junction of inserting, and the liquid medicine can not spill during the use, and sealing performance obtains fine assurance.

Description

Variable speed analgesia pump

Technical Field

The utility model relates to an analgesia pump technical field specifically is a variable speed analgesia pump.

Background

An analgesia pump is a liquid infusion device that maintains a steady concentration of drug in the blood, helping to achieve better analgesia therapy with less drug. The patient is generally allowed to self-press to add an additional infusion dose over a sustained infusion volume, thus the treatment is more individualized, consistent with the characteristic of a large individualized difference in pain perception. Can be used for postoperative analgesia, cancer pain, parturition analgesia, etc.

According to patent publication No. CN211096629U intelligence analgesia pump, including the pump body, fingertip control ware, pump body surface is equipped with main display screen, pump body switch, mode selection switch, and this intelligence analgesia pump, connected mode between check valve and the transfer line adopt threaded connection, need tighten hard when connecting, and after the transfer line rocks, the junction has not hard up phenomenon, and the leakproofness of junction can not reach fine assurance, consequently, the utility model provides a variable speed analgesia pump to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a variable-speed analgesia pump has solved the connected mode between check valve and the transfer line and has adopted threaded connection, need screw up hard when connecting, and rocks the back at the transfer line, and the junction has not hard up phenomenon, and the leakproofness of junction can not obtain the problem of fine assurance.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a variable-speed analgesia pump comprises a pump body and a controller, wherein a liquid storage bag is fixed inside the pump body, a variable-speed liquid outlet pump is fixed at the bottom of the liquid storage bag, a liquid inlet of the variable-speed liquid outlet pump is communicated with the bottom of the liquid storage bag, a liquid outlet of the variable-speed liquid outlet pump is communicated with a guide pipe penetrating to the outside of the pump body, a hook is rotated between two sides of the surface of the pump body, a one-way valve is arranged below the pump body, the bottom end of the guide pipe is communicated with the top of the one-way valve, a liquid conveying pipe is arranged below the one-way valve, a filter is arranged on the surface of the liquid conveying pipe, one end of the liquid conveying pipe is communicated with an injection head, the other end of the liquid conveying pipe is communicated with a hollow insertion barrel, the bottom of the one-way valve is communicated with a hollow sleeve matched with the hollow insertion barrel, an anti-loosening connecting mechanism is arranged between the hollow sleeve and the hollow insertion barrel, and a fitting and leakage preventing mechanism is also arranged between the hollow sleeve;

locking coupling mechanism is including fixing the projection on hollow section of thick bamboo surface, the slot with projection looks adaptation is seted up to hollow telescopic inner wall, hollow telescopic inner wall has been seted up and has been had the swivelling chute with the slot intercommunication, the draw-in groove of swivelling chute looks adaptation is still seted up to hollow telescopic inner wall, the projection is located inside the draw-in groove, hollow telescopic fixed surface has last ring body, hollow section of thick bamboo's fixed surface has down the ring body, the both sides of going up the ring body bottom all are fixed with the extrusion spring beam, the top of ring body is fixed with the gleitbretter down, the bottom of extrusion spring beam contacts with the top of gleitbretter.

Preferably, the fit leakage-proof mechanism comprises a lower magnetic ring fixed on the surface of the hollow insert cylinder, an upper magnetic ring slides on the surface of the hollow insert cylinder, and an upper sealing ring is fixed at the bottom of the hollow sleeve.

Preferably, a lower sealing ring matched with the upper sealing ring is fixed at the top of the upper magnetic ring, and a rubber convex ring is arranged at the top of the lower sealing ring.

Preferably, the bottom of the upper sealing ring is provided with an annular groove matched with the rubber convex ring, and the inner wall of the lower sealing ring is in contact with the surface of the hollow insert cylinder.

Preferably, one side of the upper magnetic ring, which is close to the lower magnetic ring, is a magnetic pole with the same polarity, and the inner wall of the upper sealing ring is provided with an inlet groove matched with the convex column.

Preferably, the rubber convex ring and the lower sealing ring are integrally formed.

Advantageous effects

The utility model provides a variable-speed analgesia pump. Compared with the prior art, the method has the following beneficial effects:

(1) This variable-speed analgesia pump, locking coupling mechanism is including fixing the projection on hollow section of thick bamboo surface of inserting, the slot with projection looks adaptation is seted up to hollow telescopic inner wall, hollow telescopic inner wall has been seted up and has the swivelling chute with the slot intercommunication, the draw-in groove of swivelling chute looks adaptation is still seted up to hollow telescopic inner wall, setting through locking coupling mechanism, be convenient for insert hollow sleeve and hollow and be connected fast, and then make being connected between check valve and the transfer line more convenient, and the not hard up phenomenon can not appear, connection stability is high.

(2) This variable speed pump of easing pain, laminating leak protection mechanism are including fixing the lower magnetic ring on a hollow section of thick bamboo surface of inserting, and the surface slip of a hollow section of thick bamboo has last magnetic ring, and hollow telescopic bottom is fixed with the upper seal circle, through the setting of laminating leak protection mechanism, is convenient for improve the leakproofness of hollow sleeve and a hollow section of thick bamboo junction, and the liquid medicine can not spill during the use, and sealing performance obtains fine assurance.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic view of the connection between the hollow sleeve and the hollow insert cylinder;

FIG. 3 is a schematic view of the hollow insertion tube structure of the present invention;

FIG. 4 is a schematic view of the hollow sleeve structure of the present invention;

fig. 5 is a front view of the internal structure of the pump body of the present invention.

In the figure: 1-pump body, 2-controller, 3-reservoir, 4-variable-speed liquid outlet pump, 5-conduit, 6-hook, 7-one-way valve, 8-anti-loose connecting mechanism, 81-convex column, 82-slot, 83-rotary groove, 84-clamping groove, 85-upper ring body, 86-lower ring body, 87-extrusion spring rod, 88-smooth sheet, 9-joint leakage-proof mechanism, 91-lower magnetic ring, 92-upper magnetic ring, 93-upper sealing ring, 94-lower sealing ring, 95-rubber convex ring, 96-annular groove, 10-infusion tube, 11-filter, 12-injection head, 13-hollow insert cylinder, 14-hollow sleeve and 15-inlet groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a variable speed analgesia pump comprises a pump body 1 and a controller 2, wherein a liquid storage bag 3 is fixed inside the pump body 1, a variable speed liquid outlet pump 4 is fixed at the bottom of the liquid storage bag 3 and is electrically connected with an external power supply and controlled by the controller 2, the controller 2 can also be controlled by an external face recognizer, when the external face recognizer judges that the pain of a patient is enhanced, the external face recognizer not only can give an additive amount through the variable speed liquid outlet pump 4, but also can automatically improve the infusion speed of the variable speed liquid outlet pump 4, so that the upper limit of the analgesia effect is improved, when the face recognizer judges that the pain of the patient is weakened, the infusion speed can be automatically reduced, the abuse problem of drugs when the pain is light can be avoided, and the comfort level of the patient is improved, the inlet of variable speed play liquid pump 4 and the bottom intercommunication of reservoir 3, the liquid outlet intercommunication of variable speed play liquid pump 4 has to run through to the outside pipe 5 of the pump body 1, it has couple 6 to rotate between the both sides on the surface of the pump body 1, the below of the pump body 1 is provided with check valve 7, the bottom of pipe 5 and the top intercommunication of check valve 7, the below of check valve 7 is provided with transfer line 10, the surface mounting of transfer line 10 has filter 11, the one end intercommunication of transfer line 10 has injection head 12, the other end intercommunication of transfer line 10 has hollow section of thick bamboo 13 of inserting, the bottom intercommunication of check valve 7 has the hollow sleeve 14 that uses with hollow section of thick bamboo 13 cooperation of inserting, be provided with locking coupling mechanism 8 between hollow sleeve 14 and the hollow section of thick bamboo 13 of inserting, still be provided with laminating leak protection mechanism 9 between hollow sleeve 14 and the hollow section of thick bamboo 13 of inserting.

Locking coupling mechanism 8 is including fixing the projection 81 on hollow section of thick bamboo 13 surface, the slot 82 with projection 81 looks adaptation is seted up to hollow sleeve 14's inner wall, hollow sleeve 14's inner wall has been seted up and has been linked together with slot 82 and have the swivelling chute 83, the draw-in groove 84 of swivelling chute 83 looks adaptation is still seted up to hollow sleeve 14's inner wall, projection 81 is located inside draw-in groove 84, hollow sleeve 14's fixed surface has last ring body 85, hollow section of thick bamboo 13's fixed surface has lower ring body 86, the both sides of going up ring body 85 bottom all are fixed with extrusion spring lever 87, be convenient for extrude down ring body 86, and then make projection 81 and draw-in groove 84 stable together, the top of lower ring body 86 is fixed with smooth piece 88, the effect that has the reduction friction, adopt the glass material. The friction coefficient is small and the bottom end of the pressing spring bar 87 contacts the top of the smooth piece 88.

The attachment leakage-proof mechanism 9 comprises a lower magnetic ring 91 fixed on the surface of a hollow insert cylinder 13, an upper magnetic ring 92 is arranged on the surface of the hollow insert cylinder 13 in a sliding manner, an upper sealing ring 93 is fixed at the bottom of a hollow sleeve 14, a lower sealing ring 94 matched with the upper sealing ring 93 for use is fixed at the top of the upper magnetic ring 92, a rubber convex ring 95 is arranged at the top of the lower sealing ring 94, an annular groove 96 matched with the rubber convex ring 95 is formed at the bottom of the upper sealing ring 93, the arrangement of the rubber convex ring 95 and the annular groove 96 can increase the sealing performance between the lower sealing ring 94 and the upper sealing ring 93, the inner wall of the lower sealing ring 94 is in contact with the surface of the hollow insert cylinder 13, one side, close to the upper magnetic ring 92 and the lower magnetic ring 91, is provided with like magnetic poles, the lower sealing ring 94 is tightly attached to the upper sealing ring 93 by using the repulsion between the like magnetic poles, an entry groove 15 matched with a convex column 81 is formed in the inner wall of the upper sealing ring 93, and the rubber convex ring 95 and the lower sealing ring 94 are integrally formed.

And those not described in detail in this specification are well within the skill of the art.

When the hollow plug-in cylinder 13 and the hollow sleeve 14 need to be connected, the convex column 81 on the hollow plug-in cylinder 13 is aligned to the entering groove 15, then the hollow plug-in cylinder 13 is extruded towards the inside of the hollow sleeve 14, so that the convex column 81 enters the slot 82 and then enters the rotating groove 83, then the hollow plug-in cylinder 13 is rotated, so that the convex column 81 enters the clamping groove 84 from the rotating groove 83, finally the hollow plug-in cylinder 13 is loosened, the lower ring body 86 is rapidly pushed and the hollow plug-in cylinder 13 is driven to move downwards under the elastic force of the extrusion spring rod 87, so that the convex column 81 can be stabilized in the clamping groove 84, at the moment, the lower sealing ring 94 is rapidly pushed upwards under the repulsive force of the lower magnetic ring 91 and the upper magnetic ring 92, so that the rubber convex ring 95 can be embedded into the annular groove 96 at the bottom of the upper sealing ring 93, meanwhile, the lower sealing ring 94 is in extrusion contact with the upper sealing ring 93 to realize sealing, and when the hollow plug-in cylinder 13 and the hollow sleeve 14 need to be separated, the steps are reversely operated.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a variable speed analgesia pump, includes the pump body (1) and controller (2), the inside of the pump body (1) is fixed with reservoir (3), reservoir (3) bottom is fixed with variable speed goes out liquid pump (4), the inlet of variable speed goes out liquid pump (4) and the bottom intercommunication of reservoir (3), its characterized in that: a liquid outlet of the variable-speed liquid outlet pump (4) is communicated with a guide pipe (5) penetrating to the outside of the pump body (1), a hook (6) is rotated between two sides of the surface of the pump body (1), a one-way valve (7) is arranged below the pump body (1), the bottom end of the guide pipe (5) is communicated with the top of the one-way valve (7), a liquid conveying pipe (10) is arranged below the one-way valve (7), a filter (11) is arranged on the surface of the liquid conveying pipe (10), one end of the liquid conveying pipe (10) is communicated with an injection head (12), the other end of the liquid conveying pipe (10) is communicated with a hollow insert cylinder (13), the bottom of the one-way valve (7) is communicated with a hollow sleeve (14) matched with the hollow insert cylinder (13) for use, an anti-loosening connecting mechanism (8) is arranged between the hollow sleeve (14) and the hollow insert cylinder (13), and a joint leakage-preventing mechanism (9) is further arranged between the hollow sleeve (14) and the hollow insert cylinder (13);

locking coupling mechanism (8) are including fixing projection (81) on hollow inserted cylinder (13) surface, slot (82) with projection (81) looks adaptation have been seted up to the inner wall of hollow sleeve (14), the inner wall of hollow sleeve (14) has been seted up and has been had swivelling chute (83) with slot (82) intercommunication, draw-in groove (84) of swivelling chute (83) looks adaptation are still seted up to the inner wall of hollow sleeve (14), projection (81) are located draw-in groove (84) inside, the fixed surface of hollow sleeve (14) has last ring body (85), the fixed surface of hollow inserted cylinder (13) has lower ring body (86), the both sides of going up ring body (85) bottom all are fixed with extrusion spring rod (87), the top of ring body (86) is fixed with smooth gleitbretter (88) down, the bottom of extrusion spring rod (87) contacts with the top of smooth piece (88).

2. The variable speed analgesic pump of claim 1 wherein: the fit leakage-proof mechanism (9) comprises a lower magnetic ring (91) fixed on the surface of the hollow insert cylinder (13), an upper magnetic ring (92) slides on the surface of the hollow insert cylinder (13), and an upper sealing ring (93) is fixed at the bottom of the hollow sleeve (14).

3. A variable speed analgesic pump as claimed in claim 2 wherein: and a lower sealing ring (94) matched with the upper sealing ring (93) for use is fixed at the top of the upper magnetic ring (92), and a rubber convex ring (95) is arranged at the top of the lower sealing ring (94).

4. A variable speed analgesic pump as claimed in claim 3 wherein: the bottom of the upper sealing ring (93) is provided with an annular groove (96) matched with the rubber convex ring (95), and the inner wall of the lower sealing ring (94) is in contact with the surface of the hollow insert cylinder (13).

5. The variable speed analgesic pump of claim 2 wherein: one side of the upper magnetic ring (92) close to one side of the lower magnetic ring (91) is a magnetic pole with the same polarity, and the inner wall of the upper sealing ring (93) is provided with an inlet groove (15) matched with the convex column (81).

6. A variable speed analgesic pump as claimed in claim 3 wherein: the rubber convex ring (95) and the lower sealing ring (94) are integrally formed.