CN215789538U

CN215789538U - Adjustable heparin cap dismounting device

Info

Publication number: CN215789538U
Application number: CN202121707604.1U
Authority: CN
Inventors: 姚兰; 葛文明
Original assignee: HANGZHOU CANCER HOSPITAL
Current assignee: HANGZHOU CANCER HOSPITAL
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-02-11
Anticipated expiration: 2031-07-26

Abstract

The utility model belongs to the technical field of nursing equipment, and particularly relates to an adjustable heparin cap dismounting device which comprises a sleeve, wherein a clamping assembly and an adjusting assembly are installed in the sleeve, the clamping assembly comprises a plurality of clamping strips, the clamping strips are circumferentially and uniformly distributed in the sleeve, a plurality of supporting strips are connected to the clamping strips, a plurality of mounting grooves are formed in the inner wall of the sleeve, one ends of the supporting strips are hinged in the mounting grooves, the other ends of the supporting strips are hinged with the clamping strips through torsional springs, the adjusting assembly comprises an adjusting barrel, the adjusting barrel is connected in the sleeve in a threaded mode, a first convex ring is arranged at the bottom of the adjusting barrel, and the first convex ring is abutted to the supporting strips. The problem of prior art clinical nurse use vascular pincers to dismantle the heparin cap usually, when nevertheless using vascular pincers, be difficult to carry the heparin cap, skid easily, and the clamping-force of vascular pincers is not convenient for control, presss from both sides garrulous heparin cap easily is solved.

Description

Adjustable heparin cap dismounting device

Technical Field

The utility model belongs to the technical field of nursing equipment, and particularly relates to an adjustable heparin cap dismounting device.

Background

Heparin caps are widely used in medical applications, and typically have one end for threaded connection to a catheter or fitting and the other end for needle insertion to enable fluid to be delivered from the needle into the catheter. For the problem that the liquid seepage takes place for the junction of preventing the heparin cap, the junction of heparin cap with keep somewhere the comparison of connecting usually tighter, lead to clinical nurse comparatively hard when changing the heparin cap.

Present clinical nurse uses the vascular pincers to dismantle the heparin cap usually, but when using the vascular pincers, is difficult to carry the heparin cap, skids easily, and the clamping-force of vascular pincers is not convenient for control, presss from both sides garrulous heparin cap easily.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to provide an adjustable heparin cap dismounting device, which solves the problems that in the prior art, a clinical nurse usually uses a blood vessel forceps to dismount a heparin cap, but when the blood vessel forceps are used, the heparin cap is not easy to clamp and slip, the clamping force of the blood vessel forceps is not convenient to control, and the heparin cap is easy to crush.

The utility model solves the technical problems by the following technical means:

the utility model provides an adjustable heparin cap dismounting device, includes the sleeve, install centre gripping subassembly and adjusting part in the sleeve, the centre gripping subassembly includes a plurality of centre gripping strips, and is a plurality of centre gripping strip circumference equipartition is in the sleeve, and is a plurality of all be connected with the support bar on the centre gripping strip, a plurality of mounting grooves have been seted up to telescopic inner wall, the one end of support bar articulates in the mounting groove, and the other end passes through the torsional spring and articulates with the centre gripping strip, adjusting part is including adjusting a section of thick bamboo, adjust a section of thick bamboo threaded connection in the sleeve, the adjusting cylinder bottom is equipped with first bulge loop, first bulge loop offsets with the support bar.

Further, the sleeve bottom is equipped with the collar, the ring channel has been seted up on the collar, it is equipped with the adjustable ring to slide to insert in the ring channel, the adjustable ring bottom is provided with the spring, the spring is located the ring channel, spring upper end and adjustable ring fixed connection, lower extreme and ring channel bottom fixed connection, the top of adjustable ring is equipped with the second bulge loop, the one side that first bulge loop was kept away from to the second bulge loop and support bar offsets.

Furthermore, the clamping strip is provided with a connecting groove, and the supporting bar is rotatably connected in the connecting groove through a torsion spring.

Further, telescopic both ends all are provided with the rotary rod, be equipped with anti-skidding line on the rotary rod.

Furthermore, a plurality of anti-slip strips are arranged on the clamping strips.

Furthermore, a sealing cover is arranged at the top of the adjusting cylinder, and an adjusting knob is arranged on the sealing cover.

The utility model has the beneficial effects that:

1. according to the adjustable heparin cap dismounting device, the heparin cap can be stably clamped by the plurality of clamping strips by rotating the adjusting knob through the clamping assembly and the adjusting assembly, and the heparin cap can be unscrewed by rotating the rotating rod, so that compared with the prior art, the clamping force of the clamping strips on the heparin cap is conveniently controlled, the clamping is stable, and the heparin cap is conveniently dismounted;

2. the clamping strips are connected with the supporting strips through the torsion springs, so that the clamping strips in a normal state form a funnel shape with a small top and a large bottom, the heparin cap can be conveniently inserted between the clamping strips, and the heparin cap can be conveniently taken out of the sleeve after being detached;

3. through setting up the adjustable ring in sleeve bottom, after dismounting device used the completion, the spring promoted the adjustable ring and removed, made centre gripping strip and support bar can automatic re-setting, is convenient for use next time.

Drawings

FIG. 1 is a schematic structural diagram of an adjustable heparin cap dismounting device of the utility model;

FIG. 2 is a schematic cross-sectional view of an adjustable heparin cap dismounting device according to the present invention;

fig. 3 is a schematic sectional and disassembled structure view of an adjustable heparin cap dismounting device of the utility model.

The clamping device comprises a sleeve 1, a mounting groove 11, a mounting ring 12, an annular groove 121, a rotating rod 13, a clamping strip 2, a connecting groove 21, an anti-slip strip 22, a supporting strip 3, an adjusting cylinder 4, a first convex ring 41, a sealing cover 42, an adjusting knob 421, an adjusting ring 5, a spring 51 and a second convex ring 52.

Detailed Description

The utility model will be described in detail below with reference to the following figures and specific examples:

as shown in fig. 1-3, the adjustable heparin cap dismounting device comprises a sleeve 1, wherein a clamping assembly and an adjusting assembly are installed in the sleeve 1, the clamping assembly comprises a plurality of clamping strips 2, the clamping strips 2 are circumferentially and uniformly distributed in the sleeve 1, a plurality of supporting strips 3 are connected to the clamping strips 2, a plurality of mounting grooves 11 are formed in the inner wall of the sleeve 1, one ends of the supporting strips 3 are hinged in the mounting grooves 11, and the other ends of the supporting strips 3 are hinged with the clamping strips 2 through torsion springs. Through setting up the torsional spring, make a plurality of centre gripping strips 2 when normality form together and form big end down's hourglass shape, be convenient for the heparin cap inserts between a plurality of centre gripping strips 2. The adjusting component comprises an adjusting barrel 4, the adjusting barrel 4 is in threaded connection with the sleeve 1, a first convex ring 41 is arranged at the bottom of the adjusting barrel 4, and the first convex ring 41 is abutted to the supporting bar 3. During the use, establish the dismounting device cover of this embodiment on the heparin cap, the heparin cap is located between a plurality of centre gripping strips 2, rotates afterwards and adjusts a section of thick bamboo 4, adjusts a section of thick bamboo 4 and moves down, and the first bulge loop 41 of adjusting a section of thick bamboo 4 bottom offsets with support bar 3 to it is rotatory to promote support bar 3, makes a plurality of centre gripping strips 2 draw close to the central line of sleeve 1 gradually, and it can to stabilize the centre gripping of heparin cap until a plurality of centre gripping strips 2, rotates sleeve 1 at last and unscrews the heparin cap.

The bottom of sleeve 1 is equipped with collar 12, has seted up ring channel 121 on the collar 12, and sliding insert in ring channel 121 is equipped with

adjustable ring

5, and 5 bottoms of adjustable ring are provided with spring 51, and spring 51 is located mounting groove 11, and spring 51 upper end and adjustable ring 5 fixed connection, lower extreme and ring channel 121 bottom surface fixed connection, the top of adjustable ring 5 is equipped with second bulge loop 52, and second bulge loop 52 meets with 3 bottom surfaces of support bar. After the heparin cap is unscrewed, the adjusting barrel 4 is rotated reversely, the adjusting barrel 4 moves upwards, the first convex ring 41 at the bottom of the adjusting barrel 4 is separated from the blocking of the supporting bar 3, meanwhile, the spring 51 releases elasticity to push the adjusting ring 5 to move upwards, the second convex ring 52 at the top of the adjusting ring 5 is abutted to the supporting bar 3 and pushes the supporting bar 3 to rotate, the clamping bars 2 are gradually far away from the central line of the sleeve 1, the clamping bars 2 are separated from the heparin cap, and under the action of the torsion spring, the clamping bars 2 push the heparin cap out of the sleeve 1, and then a funnel shape with a small top and a large bottom is formed again so as to be used next time.

The connecting groove 21 has been seted up on the centre gripping strip 2, and support bar 3 rotates through the torsional spring to be connected in connecting groove 21, and through setting up connecting groove 21, when taking place relative rotation between centre gripping strip 2 and the support bar 3, support bar 3 can be located connecting groove 21, avoids appearing the unable pivoted condition of mutual interference between centre gripping strip 2 and the support bar 3.

The both ends of sleeve 1 all are provided with rotary rod 13, are equipped with anti-skidding line on the rotary rod 13, through setting up rotary rod 13, increase the swinging boom, and the clinical nurse of being convenient for rotates sleeve 1.

The clamping strip 2 is provided with a plurality of anti-slip strips 22, so that the friction force between the clamping strip 2 and the heparin cap is increased, and the heparin cap can be clamped stably.

The top of the adjusting cylinder 4 is provided with a sealing cover 42, and the sealing cover 42 is provided with an adjusting knob 421, so that the adjusting cylinder 4 can be rotated by a clinical nurse conveniently.

When the adjustable heparin cap dismounting device is used, the dismounting device is sleeved on a heparin cap, the heparin cap is positioned among the plurality of clamping strips 2, and the top of each clamping strip 2 is attached to the outer wall of the heparin cap; then, the adjusting knob 421 is rotated to move the adjusting cylinder 4 downward, the first convex ring 41 at the bottom of the adjusting cylinder 4 abuts against the support bar 3, and the support bar 3 is pushed to rotate, so that each clamping strip 2 gradually draws close to the central line of the sleeve 1, and when the clamping strips 2 draw close to the central line of the sleeve 1, the clamping strips 2 are gradually attached to the outer wall of the heparin cap until the clamping strips 2 are in a vertical state, the clamping strips 2 are completely attached to the heparin cap, and the heparin cap is clamped firmly; meanwhile, the support bar 3 presses the second convex ring 52 of the adjusting ring 5, so that the adjusting ring 5 moves downwards, the spring 51 is compressed until each clamping bar 2 clamps the heparin cap firmly, and finally the rotating rod 13 is rotated to drive the sleeve 1 to rotate, so that the heparin cap is screwed off.

After the heparin cap is unscrewed, the adjusting barrel 4 is rotated reversely, the adjusting barrel 4 moves upwards, the first convex ring 41 at the bottom of the adjusting barrel 4 is separated from the blocking of the supporting bar 3, meanwhile, the spring 51 releases elasticity to push the adjusting ring 5 to move upwards, the second convex ring 52 at the top of the adjusting ring 5 is abutted to the supporting bar 3 and pushes the supporting bar 3 to rotate, the clamping bars 2 are gradually far away from the central line of the sleeve 1, the clamping bars 2 are separated from the heparin cap, and under the action of the torsion spring, the clamping bars 2 push the heparin cap out of the sleeve 1, and then a funnel shape with a small top and a large bottom is formed again so as to be used next time.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides an adjustable heparin cap dismounting device which characterized in that: the adjustable clamping sleeve comprises a sleeve, install centre gripping subassembly and adjusting part in the sleeve, the centre gripping subassembly includes a plurality of centre gripping strips, and is a plurality of centre gripping strip circumference equipartition is in the sleeve, and is a plurality of all be connected with the support bar on the centre gripping strip, a plurality of mounting grooves have been seted up to telescopic inner wall, the one end of support bar articulates in the mounting groove, and the other end passes through the torsional spring and is articulated with the centre gripping strip, the adjusting part is including adjusting a section of thick bamboo, adjust a section of thick bamboo threaded connection in the sleeve, the adjusting part bottom is equipped with first bulge loop, first bulge loop offsets with the support bar.

2. The adjustable heparin cap dismounting device according to claim 1, wherein: the utility model discloses a spring, including sleeve, support bar, first bulge loop, spring, lower extreme and annular groove bottom fixed connection, the sleeve bottom is equipped with the collar, the ring channel has been seted up on the collar, it is equipped with the adjustable ring to slide to insert in the ring channel, the adjustable ring bottom is provided with the spring, the spring is located the ring channel, spring upper end and adjustable ring fixed connection, lower extreme and annular groove bottom fixed connection, the top of adjustable ring is equipped with the second bulge loop, the one side that first bulge loop was kept away from to the second bulge loop and support bar offsets.

3. The adjustable heparin cap dismounting device according to the claim 2, wherein: the clamping bar is provided with a connecting groove, and the supporting bar is connected in the connecting groove in a rotating mode through a torsion spring.

4. The adjustable heparin cap dismounting device according to the claim 3, wherein: the telescopic both ends all are provided with the rotary rod, be equipped with anti-skidding line on the rotary rod.

5. The adjustable heparin cap dismounting device according to the claim 4, wherein: and a plurality of anti-slip strips are arranged on the clamping strips.

6. The adjustable heparin cap dismounting device according to the claim 5, wherein: the top of the adjusting cylinder is provided with a sealing cover, and an adjusting knob is arranged on the sealing cover.