CN219983611U

CN219983611U - Self-locking flow regulator

Info

Publication number: CN219983611U
Application number: CN202321414000.7U
Authority: CN
Inventors: 高正群
Original assignee: DUJIANGYAN PEOPLE S HOSPITAL
Current assignee: DUJIANGYAN PEOPLE S HOSPITAL
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-11-10
Anticipated expiration: 2033-06-06

Abstract

The utility model provides a self-locking flow regulator, and belongs to the technical field of flow regulators. The self-locking flow regulator comprises a shell, a regulating assembly and a self-locking assembly, wherein a channel is formed in an inner cavity of the shell, a transfusion tube is arranged in the inner cavity of the channel, the regulating assembly comprises a pressing block, a wedge block and a screw rod, the pressing block is slidably arranged in the inner cavity of the shell, and the wedge block is slidably arranged in the inner cavity of the shell. According to the utility model, the self-locking assembly is arranged, the clamping block is inserted into the clamping groove, the spring is compressed, the protruding block is retracted into the inner cavity of the connecting block, the sliding plate is driven to move towards the clamping groove under the action of the spring after the clamping block is completely inserted into the clamping groove, the protruding block is clamped into the limiting hole to limit the clamping block, the screw rod can be driven to rotate by rotating the knob, the flow is regulated, after the flow is regulated, the knob is pulled upwards, the protruding block is separated from the limiting hole, the clamping block can be taken out of the clamping groove, the separation of the rotating rod and the connecting block is completed, the patient can not regulate randomly, and the safety guarantee is improved.

Description

Self-locking flow regulator

Technical Field

The utility model relates to the field of flow regulators, in particular to a self-locking flow regulator.

Background

At present, a flow regulator commonly adopted by a disposable infusion apparatus consists of a frame body and a regulating wheel which is arranged in an inner groove of the frame body and can slide, and is used for controlling the medical infusion speed. The infusion device can accurately control the flow rate and the quantity of infusion and monitor the infusion state in real time, so that medical staff can more accurately adjust the infusion speed and the quantity to meet the treatment needs of patients. The flow regulator has a wide application range, including medical institutions such as hospitals, clinics, nursing homes and the like. In the medical process, the infusion device can be used for infusion, blood transfusion, nutrient solution, chemotherapy drugs and the like. In general, the flow regulator is one of the indispensable devices of medical institutions, which can improve the efficiency and quality of medical care and ensure the safety and comfort of patients as a medical device.

However, the existing flow regulator has a simple structure, so that a patient can frequently and unauthorized regulate the dripping speed during transfusion, but for some special liquid medicine, the input is too fast, so that discomfort and even heart failure occur, and therefore, the self-locking flow regulator which can not be randomly regulated by the patient needs to be designed.

Disclosure of Invention

In order to overcome the above-mentioned shortcomings, the present utility model provides a self-locking flow regulator that overcomes or at least partially solves the above-mentioned problems.

The utility model is realized in the following way:

the utility model provides a self-locking flow regulator, which comprises a shell, a regulating component and a self-locking component, wherein a channel is formed in the inner cavity of the shell, a transfusion tube is arranged in the inner cavity of the channel, and the regulating component comprises

The pressing block is slidably arranged in the inner cavity of the shell;

the wedge block is slidably arranged in the inner cavity of the shell and is abutted with the pressing block;

the screw rod is rotatably arranged in the inner cavity of the shell;

the self-locking assembly comprises a connecting block and a clamping block, wherein the connecting block is fixedly arranged at one end of the screw rod, a clamping groove is formed in the upper portion of the connecting block, and the clamping block is clamped in the inner cavity of the clamping groove.

In a preferred scheme, the side wall of the pressing block is symmetrically and fixedly provided with a first sliding block, the inner cavity of the shell is symmetrically provided with a first sliding groove, and the first sliding block is in sliding connection with the first sliding groove.

In a preferred scheme, the side wall of the wedge-shaped block is symmetrically and fixedly provided with a second sliding block, the inner cavity of the shell is symmetrically provided with a second sliding groove, and the second sliding block is in sliding connection with the second sliding groove.

In a preferred scheme, a thread block is fixedly arranged on the upper part of the wedge block, and the thread block is in threaded connection with the screw rod.

In a preferred scheme, connecting block inner chamber slidable mounting has the slide, slide lateral wall fixed mounting has the lug, connecting block inner chamber fixed mounting has the spring, the spring other end and slide butt.

In a preferred scheme, a plurality of limiting holes are formed in the side wall of the clamping block, and the limiting holes are matched with the protruding blocks.

In a preferred scheme, the upper part of the clamping block is fixedly provided with a rotating rod.

In a preferred scheme, one end of the rotating rod is fixedly provided with a knob.

The utility model provides a self-locking flow regulator, which has the beneficial effects that:

1. through setting up the auto-lock subassembly, insert the draw-in groove with the fixture block in, spring compression, the lug income connecting block inner chamber, after the fixture block inserts the draw-in groove completely, under the effect of spring, the drive slide removes to the draw-in groove direction, and make the lug card go into in the spacing hole, it is spacing to the fixture block, can rotate through rotating knob drive lead screw, adjust the flow, after adjusting, upwards pull out the knob, the lug breaks away from spacing hole, can take out the draw-in groove with the fixture block, accomplish the separation of bull stick and connecting block, guarantee that the patient can not adjust at will, the safety guarantee is improved.

2. Through setting up adjusting part, through rotating the movable wedge of lead screw accessible thread block and remove, when the wedge descends, the drive briquetting moves to the right, changes the size of passageway, extrudees the transfer line to reduce transfer line liquid velocity of flow, realize the speed reduction and adjust, otherwise then can accelerate the velocity of flow, conveniently adjust.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art;

FIG. 1 is a schematic view of a front view in cross section according to an embodiment of the present utility model;

FIG. 2 is a perspective view of an embodiment of the present utility model;

FIG. 3 is an exploded view of an embodiment of the present utility model;

FIG. 4 is an enlarged view of FIG. 3A according to an embodiment of the present utility model;

FIG. 5 is a cross-sectional view of a connection block according to an embodiment of the present utility model;

in the figure: 1. a housing; 2. a channel; 3. an adjustment assembly; 301. briquetting; 302. a first slider; 303. a first chute; 304. wedge blocks; 305. a second slider; 306. a second chute; 307. a screw rod; 308. a screw block; 4. an adjustment assembly; 401. a connecting block; 402. a clamping groove; 403. a slide plate; 404. a bump; 405. a spring; 406. a clamping block; 407. a limiting hole; 408. a rotating rod; 409. a knob; 5. an infusion tube.

Description of the embodiments

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a from locking-type flow regulator, includes casing 1, adjusting part 3 and auto-lock subassembly 4, and passageway 2 has been seted up to casing 1 inner chamber, and transfer line 5 is installed to passageway 2 inner chamber, and adjusting part 3 includes briquetting 301, wedge 304 and lead screw 307, and briquetting 301 slidable mounting is in casing 1 inner chamber for change the size of passageway 2, extrudees transfer line 5, thereby change transfer line 5 flow size; the wedge block 304 is slidably mounted in the inner cavity of the shell 1, the wedge block 304 is abutted with the pressing block 301 and used for driving the pressing block 301 to move towards the direction of the channel 2, and the screw rod 307 is rotatably mounted in the inner cavity of the shell 1 and used for driving the wedge block 304.

Referring to fig. 1-3, in a preferred embodiment, a first sliding block 302 is symmetrically and fixedly installed on a side wall of a pressing block 301, a first sliding groove 303 is symmetrically and fixedly installed on a side wall of a wedge-shaped block 304, a second sliding block 305 is symmetrically and fixedly installed on a side wall of a casing 1, a second sliding groove 306 is symmetrically and fixedly installed on a side wall of the casing 1, a threaded block 308 is fixedly installed on an upper portion of the wedge-shaped block 304, and the threaded block 308 is in threaded connection with a screw rod 307.

In a preferred embodiment, when the infusion tube is used, the wedge block 304 can be driven to move through the threaded block 308 by rotating the screw rod 307, when the wedge block 304 descends, the pressing block 301 is driven to move right, the size of the channel 2 is changed, the infusion tube 5 is extruded, and therefore the liquid flow rate of the infusion tube 5 is reduced, speed reduction adjustment is achieved, and otherwise the flow rate can be increased, and adjustment is facilitated.

Referring to fig. 1 to 5, in a preferred embodiment, the self-locking assembly 4 includes a connection block 401 and a clamping block 406, the connection block 401 is fixedly mounted at one end of the screw rod 307, a clamping groove 402 is formed in the upper portion of the connection block 401 and is used for clamping the clamping block 406, and the clamping block 406 is clamped in an inner cavity of the clamping groove 402 and is used for driving the connection block 401 to rotate.

Referring to fig. 1-5, in a preferred embodiment, a sliding plate 403 is slidably installed in an inner cavity of a connection block 401, for installing a protruding block 404, a protruding block 404 is fixedly installed on a side wall of the sliding plate 403, for clamping a limiting hole 407, a spring 405 is fixedly installed in an inner cavity of the connection block 401, the other end of the spring 405 is abutted to the sliding plate 403, under the action of the spring 405, the sliding plate 403 is driven to move towards a clamping groove 402, the protruding block 404 stretches into the clamping groove 402, a plurality of limiting holes 407 are formed in the side wall of the clamping block 406, the limiting holes 407 are matched with the protruding block 404, a rotating rod 408 is fixedly installed on the upper portion of the clamping block 406, for rotating the connection block 401, and a knob 409 is fixedly installed on one end of the rotating rod 408, for rotating the rotating rod 408.

In a preferred embodiment, when the flow of the infusion tube 5 needs to be regulated, the clamping block 406 is inserted into the clamping groove 402, the spring 405 is compressed, the protruding block 404 is retracted into the inner cavity of the connecting block 401, after the clamping block 406 is completely inserted into the clamping groove 402, under the action of the spring 405, the sliding plate 403 is driven to move towards the clamping groove 402, the protruding block 404 is clamped into the limiting hole 407 to limit the clamping block 406, the screw rod 307 can be driven to rotate by rotating the knob 409 to regulate the flow, after the regulation is completed, the knob 409 is pulled upwards, the protruding block 404 is separated from the limiting hole 407, the clamping block 406 can be taken out of the clamping groove 402, the separation of the rotating rod 408 and the connecting block 401 is completed, the patient is ensured not to be regulated randomly, and the safety guarantee is improved.

Specifically, the working process or working principle of the self-locking flow regulator is as follows: when the infusion tube 5 is in use, when the flow of the infusion tube 5 is required to be regulated, the clamping block 406 is inserted into the clamping groove 402, the spring 405 is compressed, the protruding block 404 is retracted into the inner cavity of the connecting block 401, after the clamping block 406 is completely inserted into the clamping groove 402, under the action of the spring 405, the sliding plate 403 is driven to move towards the clamping groove 402, the protruding block 404 is clamped into the limiting hole 407, the clamping block 406 is limited, the screw rod 307 can be driven to rotate through the rotating knob 409, the wedge block 304 can be driven to move through the threaded block 308, when the wedge block 304 descends, the pressing block 301 is driven to move right, the size of the channel 2 is changed, the infusion tube 5 is extruded, the liquid flow rate of the infusion tube 5 is reduced, the speed is reduced, and regulation is realized, otherwise, the flow rate can be accelerated, and the regulation is convenient.

After the adjustment is finished, the knob 409 is pulled upwards, the lug 404 is separated from the limiting hole 407, the clamping block 406 can be taken out of the clamping groove 402, the separation of the rotating rod 408 and the connecting block 401 is completed, the patient is ensured not to be adjusted randomly, and the safety guarantee is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a from locking-type flow regulator, its characterized in that includes casing (1), adjusting part (3) and auto-lock subassembly (4), passageway (2) have been seted up to casing (1) inner chamber, transfer line (5) are installed to passageway (2) inner chamber, adjusting part (3) include

The pressing block (301) is slidably arranged in the inner cavity of the shell (1);

the wedge-shaped block (304) is slidably arranged in the inner cavity of the shell (1), and the wedge-shaped block (304) is abutted with the pressing block (301);

the screw rod (307) is rotatably arranged in the inner cavity of the shell (1);

the self-locking assembly (4) comprises a connecting block (401) and a clamping block (406), wherein the connecting block (401) is fixedly arranged at one end of the screw rod (307), a clamping groove (402) is formed in the upper portion of the connecting block (401), and the clamping block (406) is clamped in the inner cavity of the clamping groove (402).

2. The self-locking flow regulator according to claim 1, wherein first sliding blocks (302) are symmetrically and fixedly arranged on the side walls of the pressing blocks (301), first sliding grooves (303) are symmetrically formed in the inner cavity of the shell (1), and the first sliding blocks (302) are in sliding connection with the first sliding grooves (303).

3. The self-locking flow regulator according to claim 1, wherein the side wall of the wedge block (304) is symmetrically and fixedly provided with a second sliding block (305), the inner cavity of the housing (1) is symmetrically provided with a second sliding groove (306), and the second sliding block (305) is slidably connected with the second sliding groove (306).

4. The self-locking flow regulator according to claim 1, wherein a threaded block (308) is fixedly installed on the upper portion of the wedge block (304), and the threaded block (308) is in threaded connection with the screw rod (307).

5. The self-locking flow regulator according to claim 1, wherein a sliding plate (403) is slidably mounted in an inner cavity of the connecting block (401), a bump (404) is fixedly mounted on a side wall of the sliding plate (403), a spring (405) is fixedly mounted in the inner cavity of the connecting block (401), and the other end of the spring (405) is abutted against the sliding plate (403).

6. The self-locking flow regulator according to claim 5, wherein a plurality of limiting holes (407) are formed in the side wall of the clamping block (406), and the limiting holes (407) are adapted to the protruding blocks (404).

7. The self-locking flow regulator of claim 1, wherein the upper portion of the clamp block (406) is fixedly provided with a rotating rod (408).

8. The self-locking flow regulator of claim 7, wherein one end of the rotating rod (408) is fixedly provided with a knob (409).