CN212497312U

CN212497312U - Heparin cap screwing device

Info

Publication number: CN212497312U
Application number: CN202021351680.9U
Authority: CN
Inventors: 赵文君; 蒋邯晖
Original assignee: First Peoples Hospital of Changzhou
Current assignee: First Peoples Hospital of Changzhou
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-09
Anticipated expiration: 2030-07-10

Abstract

The utility model discloses a ware is twisted soon to heparin cap, its technical scheme main points are: the fixing device comprises a fixing ring, wherein a first arc-shaped clamping plate is fixed in an opening of the fixing ring, a fixing rod is connected in the fixing ring in a sliding manner, a second arc-shaped clamping plate is fixed at the end part of the fixing rod, rubber pressure pads are respectively fixed on the mutually close arc surfaces of the first arc-shaped clamping plate and the second arc-shaped clamping plate, a blocking shoulder which is integrally formed with the fixing rod is arranged at the end part of the fixing rod, a spring is sleeved outside the fixing rod, one end of the spring is fixed on the blocking shoulder, the other end of the spring is fixed on the outer wall of the fixing ring, an extending rod is detachably connected at the end part of the fixing ring, and a supporting barrel is; it has convenient operation and can be applicable to the advantage that the size is different heparin caps uses.

Description

Heparin cap screwing device

Technical Field

The utility model relates to a nursing equipment field, concretely relates to ware is twisted soon to heparin cap.

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 example, heparin caps are often threaded onto PICC catheters and, after one week of use, the spent heparin cap needs to be removed and replaced with a new one. When tearing open the heparin cap, because the coagulation of input liquid or some other reasons heparin cap and PICC put a tub engaging force great, including the heparin cap is less easily held the application of force, the bare-handed dismantlement of heparin cap is more difficult. Can twist it off with common pliers centre gripping heparin cap, but the clamping-force is wayward, presss from both sides bad PICC easily and puts the pipe.

Reference may be made to the prior chinese patent publication No. CN207077370U, which discloses a heparin cap detaching forceps, comprising a housing, an inner sleeve, a handle, a rotating handle and a pressing structure; an inner sleeve hole and a rotary handle long hole are formed in the outer shell, the inner sleeve is positioned in the inner sleeve hole and can rotate, the outer shell limits the inner sleeve to move axially, a heparin cap hole is formed in the inner sleeve, the handle is connected with the outer shell, the rotary handle penetrates through the rotary handle long hole and is connected with the inner sleeve, and a compression spring is arranged between the rotary handle and the handle; the number of the compaction structures is at least two, and each compaction structure takes the center of the inner sleeve as a central circumferential array; when the inner sleeve rotates, the pressing structure can clamp or loosen the heparin cap in the heparin cap hole, so that the heparin cap can be conveniently detached.

The heparin cap dismounting clamp has the advantage of stable clamping and dismounting of the heparin cap, but the heparin cap dismounting clamp still has some defects; such as: it is inconvenient to use, can't be applicable to the dismantlement of equidimension heparin cap not.

SUMMERY OF THE UTILITY MODEL

In view of the problems mentioned in the background, the present invention is directed to a heparin cap spinner for solving the problems mentioned in the background.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a ware is twisted soon to heparin cap, includes solid fixed ring, gu fixed ring's opening internal fixation has first arc cardboard, it is connected with the dead lever to slide in the dead lever, the dead lever end fixing has second arc cardboard, first arc cardboard with second arc cardboard is fixed with rubber pressure respectively on the cambered surface that is close to each other and fills up, the dead lever tip have with dead lever integrated into one piece's fender shoulder, the outside cover of dead lever is equipped with the spring, the one end of spring is fixed keep off shouldering, the other end of spring is fixed gu fixed ring outer wall, gu fixed ring end portion dismantlement is connected with outer pole, the outside threaded connection of outer pole has a support section of thick bamboo.

By adopting the technical scheme, the heparin cap screwing device has the advantages of convenience in operation and capability of being suitable for heparin caps of different sizes; when using this heparin cap to revolve ware of twisting to rotate to operate, the operator can stimulate the dead lever and open first arc cardboard and second arc cardboard and make its card in the heparin cap outside, later can become flexible the dead lever and utilize the spring to compress tightly the heparin cap, later the operator can rotate the outside support section of thick bamboo of outrigger and screw down the heparin cap, so have convenient operation and can be applicable to the advantage that the different heparin caps of size used.

Preferably, a protruding column is fixed on the first arc-shaped clamping plate, and the protruding column is in threaded connection with the fixing ring.

Through adopting above-mentioned technical scheme, through with protruding post threaded connection can make things convenient for the dismantlement of first arc cardboard in the retaining ring.

Preferably, the outer extending rod is inserted into the fixing ring, a blocking ring integrally formed with the outer extending rod is arranged outside the outer extending rod, and a pressing ring is connected to the outer portion of the outer extending rod through threads.

Through adopting above-mentioned technical scheme, the outside fender ring of overhanging beam can carry on spacingly to the mounted position of overhanging beam, can realize the firm fixed of overhanging beam through screwing up the outside clamping ring of overhanging beam.

Preferably, the end face of the fixing ring is provided with a retaining ring portion integrally formed with the fixing ring, the outer extension rod is inserted into the retaining ring portion, an elastic clamping block is fixed on the outer extension rod, and a clamping groove for the elastic clamping block to be clamped is formed in the retaining ring portion.

Through adopting above-mentioned technical scheme, utilize the cooperation of elasticity fixture block and draw-in groove to increase the stability after the installation of outrigger.

Preferably, the elastic clamping block is a hemispherical block, and the clamping groove is a hemispherical groove.

Through adopting above-mentioned technical scheme, when the elasticity fixture block was hemisphere shape piece, it had the stable, nimble advantage of cooperation.

Preferably, the outer portion of the outer extension rod is sleeved with a spring washer, and the spring washer is located between the pressing ring and the holding ring portion.

Through adopting above-mentioned technical scheme, spring washer has the non return effect to the clamping ring, can prevent that it from taking place not hard up.

Preferably, the rubber pressure pad is provided with a plurality of anti-skid channels.

Through adopting above-mentioned technical scheme, the anti-skidding channel on the rubber pressure pad can increase the stability of the fixed heparin cap of block.

Preferably, the end part of the supporting cylinder is in threaded connection with a handle.

Through adopting above-mentioned technical scheme, the handle of supporting a section of thick bamboo tip can make things convenient for the operator to drive solid fixed ring and rotate.

To sum up, the utility model discloses mainly have following beneficial effect:

the heparin cap screwing device has the advantages of convenience in operation and capability of being suitable for heparin caps of different sizes; when using this heparin cap to revolve ware of twisting to rotate to operate, the operator can stimulate the dead lever and open first arc cardboard and second arc cardboard and make its card in the heparin cap outside, later can become flexible the dead lever and utilize the spring to compress tightly the heparin cap, later the operator can rotate the outside support section of thick bamboo of outrigger and screw down the heparin cap, so have convenient operation and can be applicable to the advantage that the different heparin caps of size used.

Drawings

FIG. 1 is one of the schematic structural views of a heparin cap spinner;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a sectional view of the structure of the heparin cap spinner;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is a second schematic structural view of the heparin cap spinner.

Reference numerals: 1. a fixing ring; 2. a first arc-shaped clamping plate; 3. fixing the rod; 4. a second arc-shaped clamping plate; 5. a rubber pressure pad; 6. a shoulder block; 7. a spring; 8. an outward extending rod; 9. a support cylinder; 10. a projecting post; 11. a baffle ring; 12. pressing a ring; 13. a retaining ring portion; 14. an elastic clamping block; 15. a card slot; 16. a spring washer; 17. an anti-skid channel; 18. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1, 2 and 3, a heparin cap screwing device comprises a fixing ring 1, wherein a first arc-shaped clamping plate 2 is fixed in an opening of the fixing ring 1, a fixing rod 3 is connected in the fixing ring 1 in a sliding manner, a second arc-shaped clamping plate 4 is fixed at the end part of the fixing rod 3, rubber pressure pads 5 are respectively fixed on the arc surfaces close to each other of the first arc-shaped clamping plate 2 and the second arc-shaped clamping plate 4, a blocking shoulder 6 integrally formed with the fixing rod 3 is arranged at the end part of the fixing rod 3, a spring 7 is sleeved outside the fixing rod 3, one end of the spring 7 is fixed on the blocking shoulder 6, the other end of the spring 7 is fixed on the outer wall of the fixing ring 1, and a heparin cap can be clamped and fixed by the cooperation of the second arc-shaped clamping plate 4 driven by the spring 7 and; in order to facilitate the handheld operation, an external extension rod 8 is detachably connected to the end of the fixing ring 1, and a support cylinder 9 is connected to the external portion of the external extension rod 8 through threads.

Referring to fig. 1 and 2, in order to facilitate the detachment of the first arc-shaped clamping plate 2, a protruding column 10 is fixed on the first arc-shaped clamping plate 2, the protruding column 10 is screwed in a fixing ring 1, and the detachment of the first arc-shaped clamping plate 2 can be facilitated by screwing the protruding column 10 in the fixing ring 1; in order to improve the stability of joint heparin cap, seted up a plurality of anti-skidding channel 17 on rubber pressure pad 5, anti-skidding channel 17 on rubber pressure pad 5 can increase the stability of the fixed heparin cap of block.

Referring to fig. 3, 4 and 5, in order to facilitate the connection and fixation of the external extension rod 8 and the fixing ring 1, the external extension rod 8 is inserted into the fixing ring 1, a stop ring 11 integrally formed with the external extension rod 8 is arranged outside the external extension rod 8, a press ring 12 is connected to the external thread of the external extension rod 8, the stop ring 11 outside the external extension rod 8 can limit the installation position of the external extension rod 8, and the external extension rod 8 can be firmly fixed by screwing the press ring 12 outside the external extension rod 8; the end face of the fixing ring 1 is provided with a retaining ring part 13 which is integrally formed with the fixing ring 1, wherein the outer extension rod 8 is inserted into the retaining ring part 13, an elastic clamping block 14 is fixed on the outer extension rod 8, a clamping groove 15 for the elastic clamping block 14 to be clamped is formed in the retaining ring part 13, and the stability of the outer extension rod 8 after installation can be improved by matching the elastic clamping block 14 with the clamping groove 15; the elastic fixture block 14 is a hemispherical block, and the clamping groove 15 is a hemispherical groove, so that when the elastic fixture block 14 is a hemispherical block, the elastic fixture block has the advantages of stable and flexible matching.

Referring to fig. 3, 4 and 5, a spring washer 16 is sleeved outside the extension rod 8, the spring washer 16 is located between the pressing ring 12 and the holding ring part 13, and the spring washer 16 has a check effect on the pressing ring 12 and can prevent the pressing ring 12 from loosening; wherein, the end part of the supporting cylinder 9 is connected with a handle 18 by screw thread, and the handle 18 at the end part of the supporting cylinder 9 can facilitate the operator to drive the fixing ring 1 to rotate.

The use principle and the advantages are as follows:

the heparin cap screwing device has the advantages of convenience in operation and capability of being suitable for heparin caps of different sizes; when using this heparin cap to revolve ware of twisting to revolve to twist, the operator can stimulate dead lever 3 and open first arc cardboard 2 and second arc cardboard 4 and make its card outside the heparin cap, later can become flexible dead lever 3 and utilize spring 7 to compress tightly the heparin cap, later the operator can rotate the outside support section of thick bamboo 9 of 8 outsides of overhanging beam and revolve down the heparin cap, so have convenient operation and can be applicable to the advantage that the different heparin caps of size used.

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 ware is screwed to heparin cap, includes solid fixed ring (1), its characterized in that: a first arc-shaped clamping plate (2) is fixed in an opening of the fixing ring (1), a fixing rod (3) is connected in the fixing ring (1) in a sliding manner, a second arc-shaped clamping plate (4) is fixed at the end part of the fixed rod (3), rubber pressure pads (5) are respectively fixed on the arc surfaces of the first arc-shaped clamping plate (2) and the second arc-shaped clamping plate (4) which are close to each other, the end part of the fixed rod (3) is provided with a retaining shoulder (6) which is integrally formed with the fixed rod (3), a spring (7) is sleeved outside the fixed rod (3), one end of the spring (7) is fixed on the retaining shoulder (6), the other end of the spring (7) is fixed on the outer wall of the fixed ring (1), the end part of the fixing ring (1) is detachably connected with an outer extension rod (8), and the outer part of the outer extension rod (8) is connected with a support cylinder (9) through threads.

2. The heparin cap spinner according to claim 1, wherein: a protruding column (10) is fixed on the first arc-shaped clamping plate (2), and the protruding column (10) is in threaded connection with the inside of the fixing ring (1).

3. The heparin cap spinner according to claim 1, wherein: the outer stretching rod (8) is inserted into the fixing ring (1), a blocking ring (11) which is integrally formed with the outer stretching rod (8) is arranged outside the outer stretching rod (8), and a pressing ring (12) is connected to the outer thread of the outer stretching rod (8).

4. The heparin cap spinner of claim 3, wherein: the end face of the fixing ring (1) is provided with a retaining ring portion (13) which is integrally formed with the fixing ring (1), the outer extension rod (8) is inserted into the retaining ring portion (13), an elastic clamping block (14) is fixed on the outer extension rod (8), and a clamping groove (15) for the elastic clamping block (14) to be clamped is formed in the retaining ring portion (13).

5. The heparin cap spinner according to claim 4, wherein: the elastic clamping block (14) is a hemispherical block, and the clamping groove (15) is a hemispherical groove.

6. The heparin cap spinner according to claim 4, wherein: the outside cover of outer stretch rod (8) is equipped with spring washer (16), spring washer (16) are located clamping ring (12) with between holding ring portion (13).

7. The heparin cap spinner according to claim 1, wherein: the rubber pressure pad (5) is provided with a plurality of anti-skidding channels (17).

8. The heparin cap spinner according to claim 1, wherein: the end part of the supporting cylinder (9) is in threaded connection with a handle (18).