CN219557365U

CN219557365U - Applicator

Info

Publication number: CN219557365U
Application number: CN202320948995.9U
Authority: CN
Inventors: 李敏; 李建玲; 杜亚军
Original assignee: Xinxiang Central Hospital of Xinxiang Zhongyuan Hospital Management Center
Current assignee: Xinxiang Central Hospital of Xinxiang Zhongyuan Hospital Management Center
Priority date: 2023-04-25
Filing date: 2023-04-25
Publication date: 2023-08-22
Anticipated expiration: 2033-04-25

Abstract

The utility model relates to an applicator, which belongs to the field of medical equipment and comprises a liquid storage cylinder, a piston, a connector, an application head, a plugging plate and a jacking block; the piston is arranged in the liquid storage cylinder in a sliding way; the liquid storage cylinder is provided with a pushing mechanism for driving the piston to move along the inner wall of the liquid storage cylinder; the connector is arranged at the lower end of the liquid storage cylinder; the connector is arranged on the smearing head, is detachably connected with the smearing head and is in sealing connection; a liquid outlet groove is arranged on the smearing head; the liquid outlet groove, the plugging plate and the jacking block are all provided with a plurality of liquid grooves; the plurality of plugging plates are arranged in the smearing head in a sliding way and are positioned at the liquid outlet groove and are connected with the liquid outlet groove in a sealing way; the smearing head is provided with an abutting mechanism for driving the plugging plate to move; the jacking block is arranged at the lower end of the plugging plate and protrudes out of the liquid groove. The utility model can avoid the outflow of the couplant during movement and can freely control the extrusion amount of the couplant.

Description

Applicator

Technical Field

The utility model relates to the field of medical equipment, in particular to an applicator.

Background

The ultrasonic wave is a sound wave with the frequency higher than two ten thousand hertz, has good directivity, strong penetrating power, easy acquisition of concentrated sound energy, long transmission distance in water, can be used for ranging, speed measurement, cleaning, welding, lithotripsy, sterilization, disinfection and the like, has a lot of applications in medicine, military, industry and agriculture, the ultrasonic wave is named because the lower frequency limit of the ultrasonic wave is greater than the upper hearing limit of a person, during ultrasonic examination, the air between a probe and the skin of a patient can obstruct the ultrasonic wave to be transmitted into the human body, and in order to obtain a high-quality image, a liquid conducting medium is needed for connecting the probe and the body surface of the patient, the medium is a coupling agent, and the medical coupling agent is a medical product consisting of a new generation of aqueous polymer gel, has neutral pH value, is nontoxic and harmless to the human body, is not easy to dry, is difficult to rancid, the ultrasonic imaging is clear, the viscosity is suitable, no greasiness is easy, the probe slides, the skin can be moistened, the air on the skin surface is eliminated, the lubricating performance is good, the ultrasonic probe is easy to be unfolded, and has no corrosion and no damage to the ultrasonic probe.

At present, when the couplant is used for coating in ultrasonic inspection, a couplant bottle is required to be manually extruded, so that the couplant bottle is inconvenient to use in ultrasonic inspection; the Chinese patent publication No. CN206414619U discloses an ultrasonic couplant smearing device, which needs to squeeze the couplant into a couplant placing box firstly in the using process, and the couplant is conveyed into an smearing handle through a hose.

Disclosure of Invention

The utility model aims at solving the problems in the background art and provides an applicator which can avoid the outflow of a coupling agent during movement and can freely control the extrusion amount of the coupling agent.

The technical scheme of the utility model is as follows: an applicator comprises a liquid storage cylinder, a piston, a connector, an application head, a plugging plate and a jacking block;

the piston is arranged in the liquid storage cylinder in a sliding way; the liquid storage cylinder is provided with a pushing mechanism for driving the piston to move along the inner wall of the liquid storage cylinder; the connector is arranged at the lower end of the liquid storage cylinder; the connector is arranged on the smearing head, is detachably connected with the smearing head and is in sealing connection; a liquid outlet groove is arranged on the smearing head; the liquid outlet groove, the plugging plate and the jacking block are all provided with a plurality of liquid grooves; the plurality of plugging plates are arranged in the smearing head in a sliding way and are positioned at the liquid outlet groove and are connected with the liquid outlet groove in a sealing way; the smearing head is provided with an abutting mechanism for driving the plugging plate to move; the jacking block is arranged at the lower end of the plugging plate and protrudes out of the liquid groove.

Preferably, the pushing mechanism comprises a telescopic cylinder, a push rod and a connecting rod; the telescopic cylinder is arranged on the liquid storage cylinder; the output end of the telescopic cylinder is connected with the connecting rod; the push rod is arranged on the piston; the connecting rod sets up the upper end at the push rod.

Preferably, the telescopic cylinder is provided with a control button; the control button is connected with the telescopic cylinder in a control way.

Preferably, the abutting mechanism comprises a supporting frame, a sliding rod and an elastic piece; the support frame is arranged in the smearing head, the sliding rod is arranged on the plugging plate, and the sliding rod is in sliding connection with the support frame; the elastic piece is arranged at the periphery side of the elastic piece, and two ends of the elastic piece are respectively connected with the plugging plate and the supporting frame.

Preferably, the lower end of the jacking block is in an arc surface structure.

Preferably, a blocking guard plate is arranged at the lower part of the liquid storage barrel.

Preferably, the smearing head is in threaded connection with the connector, and a sealing gasket is arranged at the joint of the smearing head and the connector; the sealing gasket is in butt joint with the connector, and the connector is in sealing connection with the smearing head through the sealing gasket.

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

according to the utility model, the smearing head is unscrewed from the connecting head, the piston is driven to move towards the direction of the connecting head through the pushing mechanism, so that air in the liquid storage barrel can be discharged, the connecting head is inserted into the container filled with the coupling agent, the piston is driven to move towards the direction away from the connecting head through the pushing mechanism, negative pressure is generated in the liquid storage barrel, the coupling agent is sucked into the liquid storage barrel, the replenishment of the coupling agent is completed, the connecting head is connected with the smearing head after the coupling agent in the liquid storage barrel is replenished, the piston is driven to move towards the direction of the connecting head through the pushing mechanism, the coupling agent is extruded into the smearing head, the coupling agent is required to be fully filled into the smearing head when the coupling agent is used for the first time, the lower end of the smearing head is pressed on a patient, the skin of the patient is contacted with the jacking block, the jacking block is pushed to move, the jacking block drives the sealing block to move, so that gaps are generated between the sealing block and the liquid outlet groove, the coupling agent can be left from the liquid outlet groove, the coupling agent can be smeared on the patient, after the smearing head is separated from the patient, the coupling agent is pushed by the elastic piece, the coupling agent can be automatically extruded out of the liquid outlet groove, and the coupling agent can be prevented from flowing out of the sealing position of the coupling head when the coupling agent can be automatically sealed, and can be prevented from flowing out of the position of the coupling agent from the position.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

fig. 2 is a schematic view of a partial enlarged structure at a in fig. 1.

Reference numerals: 1. a liquid storage cylinder; 2. a piston; 3. a pushing mechanism; 301. a telescopic cylinder; 302. a push rod; 303. a connecting rod; 4. a connector; 5. a painting head; 501. a liquid outlet groove; 6. a sealing gasket; 7. a plugging plate; 8. an abutment mechanism; 801. a support frame; 802. a slide bar; 803. an elastic member; 9. a jacking block; 10. a control button; 11. and a blocking guard plate.

Detailed Description

Example 1

As shown in fig. 1-2, the applicator provided by the utility model comprises a liquid storage cylinder 1, a piston 2, a connector 4, an application head 5, a blocking plate 7 and a jacking block 9;

the piston 2 is arranged in the liquid storage cylinder 1 in a sliding way; the liquid storage cylinder 1 is provided with a pushing mechanism 3 for driving the piston 2 to move along the inner wall of the liquid storage cylinder 1; the connector 4 is arranged at the lower end of the liquid storage barrel 1; the connector 4 is arranged on the smearing head 5, and the connector 4 is detachably connected with the smearing head 5 and is in sealing connection; the smearing head 5 is provided with a liquid outlet groove 501; the liquid outlet groove 501, the plugging plate 7 and the jacking block 9 are all provided with a plurality of liquid grooves; the plurality of plugging plates 7 are arranged in the smearing head 5 in a sliding manner and positioned at the liquid outlet groove 501 and are connected with the liquid outlet groove 501 in a sealing manner; the smearing head 5 is provided with an abutting mechanism 8 for driving the plugging plate 7 to move; the jacking block 9 is arranged at the lower end of the plugging plate 7, and the jacking block 9 protrudes out of the liquid groove 501; the liquid storage cylinder 1 is made of transparent materials, so that the residual quantity of the couplant in the liquid storage cylinder 1 can be conveniently observed.

The abutting mechanism 8 includes a support bracket 801, a slide lever 802, and an elastic member 803; the support frame 801 is arranged in the smearing head 5, the sliding rod 802 is arranged on the plugging plate 7, and the sliding rod 802 is in sliding connection with the support frame 801; the elastic member 803 is provided on the outer peripheral side of the elastic member 803, and both ends of the elastic member 803 are connected to the blocking plate 7 and the supporting frame 801, respectively.

The lower extreme of jacking piece 9 is the cambered surface structure, can slide on patient's skin more easily, prevents that jacking piece 9 from fish tail patient.

The lower part of the liquid storage barrel 1 is provided with a blocking guard plate 11, and after the liquid storage barrel 1 is held, the lower part of the palm is propped against the blocking guard plate 11, so that the liquid storage barrel 1 can be held more firmly, and the liquid storage barrel 1 is supported.

The smearing head 5 is in threaded connection with the connector 4, and a sealing gasket 6 is arranged at the joint of the smearing head 5 and the connector 4; the sealing gasket 6 is abutted with the connector 4, and the connector 4 is in sealing connection with the smearing head 5 through the sealing gasket 6; the connector 4 is screwed down, so that the connector 4 is propped against the sealing gasket 6, the connection between the connector 4 and the smearing head 5 is completed, the connection is sealed reliably, the liquid storage barrel 1 and the smearing head 5 can be separated by unscrewing the connector 4, and the couplant can be supplemented into the liquid storage barrel 1.

In this embodiment, the application head 5 is unscrewed from the connector 4, the pushing mechanism 3 drives the piston 2 to move towards the connector 4, so that air in the liquid storage tube 1 can be discharged, the connector 4 is inserted into a container containing the coupling agent, the pushing mechanism 3 drives the piston 2 to move towards a direction away from the connector 4, so that negative pressure is generated in the liquid storage tube 1, the coupling agent is sucked into the liquid storage tube 1, the coupling agent is completed, after the coupling agent in the liquid storage tube 1 is completely replenished, the connector 4 is connected with the application head 5, the pushing mechanism 3 drives the piston 2 to move towards the connector 4, the coupling agent is extruded into the application head 5, when the coupling agent is firstly filled into the application head 5 in use, the lower end of the application head 5 is pressed on a patient in use, the skin of patient and jacking piece 9 contact promotes jacking piece 9 and removes, jacking piece 9 drives the shutoff board 7 and removes, make shutoff board 7 and play liquid groove 501 department produce the gap, the couplant can be left from play liquid groove 501, flow into on the patient, can paint the couplant on the patient, after will scribbling first 5 and patient separation, elastic component 803 promotes shutoff board 7 removal, make shutoff board 7 support in liquid groove 501 department, seal out liquid groove 501, thereby can avoid scribbling the couplant outflow in the first 5, thereby can realize after scribbling first 5 and patient separation, the automatic stop extrudes the couplant, avoid the couplant extravagant, and can avoid the couplant to flow everywhere all, and can control the clearance between liquid groove 501 and the shutoff board 7 through the dynamics of pressing, can control the quantity that the couplant flows.

Example two

As shown in fig. 1-2, in comparison with the first embodiment, the pushing mechanism 3 of the present embodiment includes a telescopic cylinder 301, a push rod 302 and a connecting rod 303; the telescopic cylinder 301 is arranged on the liquid storage cylinder 1; the output end of the telescopic cylinder 301 is connected with a connecting rod 303; the push rod 302 is arranged on the piston 2; a connecting rod 303 is provided at the upper end of the push rod 302. The telescopic cylinder 301 is provided with a control button 10; the control button 10 is in control connection with a telescopic cylinder 301.

In this embodiment, when holding the liquid storage barrel 1, the thumb position is just located the control button 10, can start the telescopic cylinder 301 through pressing the top of control button 10 and drive the connecting rod 303 to upwards move, the connecting rod 303 drives the push rod 302 to upwards move, the push rod 302 drives the piston 2 to upwards move for produce the negative pressure in the liquid storage barrel 1, thereby can be when inserting the connector 4 into the couplant, absorb the couplant, when pressing the lower extreme of control button 10, then drive the piston 2 to downwards move, squeeze the couplant in the liquid storage barrel 1 into the head of scribbling 5, the rethread goes out the cistern 501 and extrudes, thereby can scribble on the patient.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. An applicator is characterized by comprising a liquid storage cylinder (1), a piston (2), a connector (4), an application head (5), a blocking plate (7) and a jacking block (9);

the piston (2) is arranged in the liquid storage cylinder (1) in a sliding way; the liquid storage cylinder (1) is provided with a pushing mechanism (3) for driving the piston (2) to move along the inner wall of the liquid storage cylinder (1); the connector (4) is arranged at the lower end of the liquid storage barrel (1); the connector (4) is arranged on the smearing head (5), and the connector (4) is detachably connected with the smearing head (5) and is in sealing connection; a liquid outlet groove (501) is arranged on the smearing head (5); the liquid outlet groove (501), the plugging plate (7) and the jacking block (9) are all provided with a plurality of liquid outlet grooves; the plurality of plugging plates (7) are arranged in the smearing head (5) in a sliding manner and positioned at the liquid outlet groove (501) and are connected with the liquid outlet groove (501) in a sealing manner; the smearing head (5) is provided with an abutting mechanism (8) for driving the plugging plate (7) to move; the jacking block (9) is arranged at the lower end of the plugging plate (7), and the jacking block (9) protrudes out of the liquid groove (501).

2. An applicator according to claim 1, wherein the pushing mechanism (3) comprises a telescopic cylinder (301), a push rod (302) and a connecting rod (303); the telescopic cylinder (301) is arranged on the liquid storage cylinder (1); the output end of the telescopic cylinder (301) is connected with the connecting rod (303); the push rod (302) is arranged on the piston (2); the connecting rod (303) is arranged at the upper end of the push rod (302).

3. An applicator according to claim 2, characterized in that the telescopic cylinder (301) is provided with a control button (10); the control button (10) is in control connection with the telescopic cylinder (301).

4. An applicator according to claim 1, wherein the abutment mechanism (8) comprises a support frame (801), a sliding bar (802) and an elastic member (803); the support frame (801) is arranged in the smearing head (5), the sliding rod (802) is arranged on the plugging plate (7), and the sliding rod (802) is in sliding connection with the support frame (801); the elastic piece (803) is arranged on the outer periphery side of the elastic piece (803), and two ends of the elastic piece (803) are respectively connected with the plugging plate (7) and the supporting frame (801).

5. An applicator according to claim 1, characterized in that the lower end of the lifting block (9) is of cambered surface configuration.

6. An applicator according to claim 1, wherein the lower part of the reservoir (1) is provided with a blocking shield (11).

7. An applicator according to claim 1, characterized in that the applicator head (5) is screwed with the connector (4), the junction of the applicator head (5) with the connector (4) being provided with a sealing gasket (6); the sealing gasket (6) is abutted with the connector (4), and the connector (4) is connected with the smearing head (5) in a sealing way through the sealing gasket (6).