CN211024554U

CN211024554U - Injector for patients with chronic kidney disease

Info

Publication number: CN211024554U
Application number: CN201921912213.6U
Authority: CN
Inventors: 王水兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-07-17
Anticipated expiration: 2029-11-07

Abstract

The utility model relates to an injector technical field specifically is an injector of chronic kidney disease patient, including injection tube, installation shell and fixed sliding closure, the card is equipped with the injection tube in the section of thick bamboo mount pad of moulding plastics of installation shell, and fixed sliding closure and the section of thick bamboo mount pad of moulding plastics pass through draw runner, spout even, fix the injection tube, has seted up the drive inner chamber in the drive mount pad of installation shell, and the drive inner chamber sets up the drive component and presses piston handle tip button, and beneficial effect is: the utility model discloses a control driving motor work, make driving motor drive the screw rod, under the spiro union relation of screw rod and shifting block, make the shifting block remove on the track of screw rod to reach and promote and the pull to the shifting block to the button, accomplish the operation of injection or extraction body fluid, avoid the manpower to press or the pull and rocking that produces.

Description

Injector for patients with chronic kidney disease

Technical Field

The utility model relates to the technical field of injectors, in particular to an injector for patients with chronic kidney diseases.

Background

In the clinical rehabilitation process of patients with chronic kidney diseases, a syringe is needed to inject medicines to the patients, or body fluid of the affected parts is needed to be extracted for detection. Traditional syringe need hold fixed injection cylinder in the use, presses or the pull to the button of piston handle end simultaneously to inject medicine or extract body fluid, but when pressing or the operation of pull piston handle, the syringe takes place to rock easily, leads to the injection to cause the secondary damage to the organ.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chronic kidney disease patient's syringe to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an injector for patients with chronic kidney diseases comprises an injection tube, an installation shell and a fixed sliding cover, wherein the installation shell comprises an injection tube installation seat and a drive installation seat which are integrally formed, the upper surface of the injection tube installation seat is provided with a semi-cylindrical injection tube installation groove, the injection tube is matched and clamped in the injection tube installation groove, the fixed sliding cover is arranged above the injection tube, a piston handle is inserted in the injection tube, the inner end of the piston handle is provided with a piston matched with the inner wall of the injection tube, the outer end of the piston handle is provided with a button, a drive inner cavity is arranged in the drive installation seat, the interior of the drive inner cavity is rotatably connected with a screw rod, the length direction of the screw rod is consistent with the central axis direction of the injection tube, the middle part of the screw rod is connected with a shifting block, the upper end of the shifting block is provided with a button clamping groove, and one end of the screw rod penetrating out of the end part of the driving installation seat is connected with an output shaft of a driving motor, and the driving motor is fixedly arranged at the end part of the driving installation seat.

Preferably, the tail end of the injection cylinder is integrally formed with a top plate, a top plate groove is formed at the joint of the injection cylinder mounting seat and the drive mounting seat, and the top plate is clamped in the top plate groove in a matching manner.

Preferably, the two sides of the upper surface of the injection cylinder mounting seat are both provided with sliding strips, the length direction of the sliding strips is consistent along the direction of the central axis of the injection cylinder, the two sides of the lower surface of the fixed sliding cover are provided with sliding grooves corresponding to the sliding strips, and the sliding strips are matched with the sliding grooves and clamped.

Preferably, an observation port is formed along the upper surface of the fixed sliding cover, scale marks are arranged on the outer wall of the injection cylinder, and the scale marks arranged on the outer wall of the injection cylinder correspond to the observation port in position.

Preferably, two side walls of the shifting block are integrally formed with guide clamping blocks with concave-shaped sections, guide ribs are arranged on the inner walls of the two sides of the driving inner cavity, the length direction of each guide rib is consistent with the length direction of the screw, and the guide clamping blocks arranged on the two sides of the shifting block are respectively in sliding connection with the two guide ribs.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the injection tube is placed in the injection tube mounting groove formed on the injection tube mounting seat, the top sheet card arranged at the tail end of the injection tube is arranged in the top sheet groove formed on the injection tube mounting seat, the sliding groove formed on the lower surface of the fixed sliding cover slides into the card along the outer end of the sliding strip arranged on the upper surface of the injection tube mounting seat, the fixed sliding cover is fixed on the injection tube mounting seat, and the button card arranged at the end part of the piston handle is arranged in the button clamping groove formed on the upper end of the shifting block, so that the injection tube is simple to mount and fix and convenient to replace;

2. the utility model discloses a control driving motor work, make driving motor drive the screw rod, under the spiro union relation of screw rod and shifting block, make the shifting block remove on the track of screw rod to reach and promote and the pull to the shifting block to the button, accomplish the operation of injection or extraction body fluid, avoid the manpower to press or the pull and rocking that produces.

Drawings

FIG. 1 is an exploded view of the structure of the present invention;

FIG. 2 is a schematic view of the assembled structure of the present invention;

FIG. 3 is a schematic view of the structure of the present invention in a half-section;

fig. 4 is a front sectional view of the structure of the present invention.

In the figure: the injection cylinder comprises an injection cylinder 1, an installation shell 2, a fixed sliding cover 3, an injection cylinder installation seat 4, an injection cylinder installation groove 401, a drive installation seat 5, a drive inner cavity 501, a top plate 6, a top plate groove 7, a sliding strip 8, a sliding groove 9, an observation port 10, a screw 11, a shifting block 12, a drive motor 13, a piston handle 14, a button 15, a guide clamping block 16 and a guide rib 17.

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 to 4, the present invention provides a technical solution: an injector for patients with chronic kidney diseases comprises an injection tube 1, an installation shell 2 and a fixed sliding cover 3, as shown in a combined figure 1 and a figure 3, the installation shell 2 comprises an injection tube installation seat 4 and a drive installation seat 5 which are integrally formed, the upper surface of the injection tube installation seat 4 is provided with a semi-cylindrical injection tube installation groove 401, the injection tube 1 is matched and clamped in the injection tube installation groove 401, the tail end of the injection tube 1 is integrally formed with a top plate 6, the joint of the injection tube installation seat 4 and the drive installation seat 5 is provided with a top plate groove 7, the top plate 6 is matched and clamped in the top plate groove 7 to prevent the injection tube 1 from axially shifting, the fixed sliding cover 3 is arranged above the injection tube 1, both sides of the upper surface of the injection tube installation seat 4 are provided with sliding strips 8, the section of the injection tube sliding strip 8 is in an inverted ladder shape, the length direction of the sliding strips 8 is consistent along the central axis direction of the sliding cover 1, both sides of, the sliding groove 9 formed in the fixed sliding cover 3 slides in along the outer end of the sliding strip 8, so that the sliding strip 8 and the sliding groove 9 are clamped in a matching manner, the fixed sliding cover 3 is conveniently fixed on the injection cylinder mounting seat 4, and the injection cylinder 1 is clamped and fixed.

Referring to fig. 2 and 3, a piston handle 14 is inserted into the syringe 1, a piston matching with the inner wall of the syringe 1 is disposed at the inner end of the piston handle 14, a button 15 is disposed at the outer end of the piston handle 14, the button 15 is pressed or pulled to inject or extract the body fluid into the injection needle at the end of the syringe 1, an observation port 10 is disposed along the upper surface of the fixed sliding cover 3, scale marks are disposed on the outer wall of the syringe 1, and the scale marks disposed on the outer wall of the syringe 1 correspond to the observation port 10, so that the amount of the liquid stored in the syringe 1 can be observed from the observation port 10.

Referring to fig. 1, 3 and 4, a driving cavity 501 is formed in the driving mounting seat 5, a screw 11 is rotatably connected inside the driving cavity 501, the length direction of the screw 11 is consistent with the central axis direction of the injection cartridge 1, a shifting block 12 is connected to the middle of the screw 11, a button slot is formed at the upper end of the shifting block 12, a button 15 is fittingly clamped in the button slot at the upper end of the shifting block 12, one end of the screw 11 penetrates out of the end of the driving mounting seat 5, one end of the screw 11 penetrating out of the end of the driving mounting seat 5 is connected with an output shaft of a driving motor 13, the driving motor 13 is fixedly arranged at the end of the driving mounting seat 5, the driving motor 13 drives the screw 11 by controlling the driving motor 13 to work, the shifting block 12 moves on a track of the screw 11 under the threaded connection between the screw 11 and the shifting block 12, so as to push and pull the button 15 by the shifting block 12, the operation of injecting or extracting body fluid is completed, and shaking caused by manual pressing or pulling is avoided.

As shown in fig. 3, two side walls of the dial 12 are integrally formed with guide blocks 16 having a concave section, the inner walls of the two sides of the driving cavity 501 are provided with guide ribs 17, the length direction of the guide ribs 17 is identical to the length direction of the screw 11, and the guide blocks 16 arranged on the two sides of the dial 12 are slidably connected with the two guide ribs 17, respectively, so that the guide ribs 17 guide the dial 12 to prevent deflection.

The working principle is as follows: the utility model discloses when using, through placing injection tube 1 in the section of thick bamboo mounting groove 401 of moulding plastics that section of thick bamboo mount pad 4 was seted up, and make the top plate 6 card that injection tube 1 end was established in the top plate groove 7 that section of thick bamboo mount pad 4 was seted up, slide in the card setting along the outer end of the draw runner 8 that section of thick bamboo mount pad 4 upper surface was established with spout 9 that fixed sliding closure 3 lower surface was seted up, make fixed sliding closure 3 fix on section of thick bamboo mount pad 4 of moulding plastics, set up button 15 card of 14 tip of piston handle in the button draw-in groove that shifting block 12 upper end was seted up simultaneously, it is simple to install and fix injection tube 1, convenient to change; through the work of control driving motor 13, make driving motor 13 drive screw rod 11, under the spiro union relation of screw rod 11 and shifting block 12, make shifting block 12 remove on the track of screw rod 11 to reach and promote and pull shifting block 12 to button 15, accomplish the operation of injection or extraction body fluid, avoid the manpower to press or pull and the rocking that produces.

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 syringe of chronic kidney disease patient, includes injection cylinder (1), installation shell (2) and fixed sliding closure (3), its characterized in that: the mounting shell (2) comprises an injection cylinder mounting seat (4) and a driving mounting seat (5) which are integrally formed, a semi-cylindrical injection cylinder mounting groove (401) is formed in the upper surface of the injection cylinder mounting seat (4), the injection cylinder (1) is clamped in the injection cylinder mounting groove (401) in a matching mode, a fixed sliding cover (3) is arranged above the injection cylinder (1), a piston handle (14) is inserted into the injection cylinder (1), a piston matched with the inner wall of the injection cylinder (1) is arranged at the inner end of the piston handle (14), a button (15) is arranged at the outer end of the piston handle (14), a driving inner cavity (501) is formed in the driving mounting seat (5), a screw rod (11) is rotatably connected into the driving inner cavity (501), the length direction of the screw rod (11) is consistent with the central axis direction of the injection cylinder (1), and a shifting block (12) is connected to, the upper end of the shifting block (12) is provided with a button clamping groove, a button (15) is matched and clamped in the button clamping groove in the upper end of the shifting block (12), one end of the screw rod (11) penetrates through the end part of the driving installation seat (5), one end of the screw rod (11) penetrating out of the end part of the driving installation seat (5) is connected with an output shaft of the driving motor (13), and the driving motor (13) is fixedly arranged at the end part of the driving installation seat (5).

2. The syringe for patients with chronic kidney disease of claim 1, wherein: the tail end of the injection cylinder (1) is integrally formed with a top plate (6), a top plate groove (7) is formed at the joint of the injection cylinder mounting seat (4) and the drive mounting seat (5), and the top plate (6) is clamped in the top plate groove (7) in a matching mode.

3. The syringe for patients with chronic kidney disease of claim 1, wherein: the injection molding barrel is characterized in that sliding strips (8) are arranged on two sides of the upper surface of the injection molding barrel mounting seat (4), the length direction of the sliding strips (8) is consistent along the direction of the central axis of the injection barrel (1), sliding grooves (9) corresponding to the sliding strips (8) are formed in two sides of the lower surface of the fixed sliding cover (3), and the sliding strips (8) are matched with the sliding grooves (9) and clamped.

4. The syringe for patients with chronic kidney disease of claim 1, wherein: an observation port (10) is formed along the upper surface of the fixed sliding cover (3), scale marks are arranged on the outer wall of the injection cylinder (1), and the scale marks arranged on the outer wall of the injection cylinder (1) correspond to the observation port (10).

5. The syringe for patients with chronic kidney disease of claim 1, wherein: two side walls of the shifting block (12) are integrally formed with guide clamping blocks (16) with concave-shaped section, guide ribs (17) are arranged on the inner walls of the two sides of the driving inner cavity (501), the length direction of each guide rib (17) is consistent with that of the screw (11), and the guide clamping blocks (16) arranged on the two sides of the shifting block (12) are respectively connected with the two guide ribs (17) in a sliding mode.