CN210118244U

CN210118244U - Peristaltic pump assisting in manual driving

Info

Publication number: CN210118244U
Application number: CN201921042304.9U
Authority: CN
Inventors: 陈月
Original assignee: Suzhou Xuan Medical Intelligence Medical Technology Co ltd
Current assignee: Suzhou Xuan Medical Intelligence Medical Technology Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-02-28
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses an auxiliary manual drive's peristaltic pump relates to the peristaltic pump field, including lower casing, one side of casing is provided with the connecting block down, and the inside of connecting block is provided with the draw-in groove, the inside of casing is provided with the sleeve pipe down, and the sheathed tube inside has cup jointed the silica gel pipe, the sleeve pipe both ends are connected with the chuck that matches with the draw-in groove, the bottom of casing is connected with primary shaft down, and primary shaft's internal connection has first ratchet, the internal connection of first ratchet has the gear, and the one end of gear is connected with step motor. The utility model discloses a be provided with transmission frame, transfer line, second bearing and handle, have a power failure suddenly at the during operation when the peristaltic pump, wave the handle through medical personnel for the transfer line drives transmission frame and begins synchronous revolution, and the sleeve pipe begins to extrude from the driving wheel at transmission frame both ends this moment, makes the peristaltic pump begin to operate, has promoted the practicality of device.

Description

Peristaltic pump assisting in manual driving

Technical Field

The utility model relates to a peristaltic pump field specifically is an auxiliary manual drive's peristaltic pump.

Background

The peristaltic pump consists of three parts: the peristaltic pump has the advantages that the driver, the pump head and the hose are isolated in the pump pipe, the pump pipe can be replaced quickly, the fluid can move reversely, the peristaltic pump can run dry, the maintenance cost is low, and the like.

Traditional peristaltic pump is not provided with manual actuating mechanism, the peristaltic pump needs the power just can work, but if have a power failure suddenly at the during operation, even there is stand-by power supply, resume work also needs tens of seconds, peristaltic pump stop work this moment, blood no longer circulates, this is very dangerous to patient, the practicality of device has been reduced, current peristaltic pump is not provided with silica gel pipe protection machanism, because the peristaltic pump need carry blood through two sets of suppression pipes from the driving wheel at the during operation, when the peristaltic pump is at long-time during operation, the silica gel pipe is easily by wearing and tearing from the driving wheel, the probability of device damage has been increased, danger coefficient has been increased.

Disclosure of Invention

The utility model aims to provide a: in order to solve the problems that the traditional peristaltic pump is not provided with a manual driving mechanism and the existing peristaltic pump is not provided with a silica gel catheter protection mechanism, the peristaltic pump with auxiliary manual driving is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an auxiliary manual drive's peristaltic pump, includes lower casing, one side of casing is provided with the connecting block down, and the inside of connecting block is provided with the draw-in groove, the inside of casing is provided with the sleeve pipe down, and the sheathed tube inside has cup jointed the silica gel pipe, the sleeve pipe both ends are connected with the chuck that matches with the draw-in groove, the bottom of casing is connected with first bearing down, and the internal connection of first bearing has first ratchet, the internal connection of first ratchet has the gear, and the one end of gear is connected with step motor, the one end of first ratchet runs through to the inside of casing down and is connected with the transmission frame, and the one end of transmission frame is connected with from the driving wheel, the top of casing is connected with the second bearing down, and the top of going up the casing is connected with the second bearing, the internal connection of second bearing has.

Preferably, the number of the connecting blocks is two, and the two groups of the connecting blocks are symmetrically arranged about a longitudinal central axis of the lower shell and the upper shell.

Preferably, the first ratchet wheel is rotatably connected with the lower shell through a first bearing, and the first ratchet wheel is connected with the gear in a clamping manner.

Preferably, the transmission rod is rotatably connected with the upper shell through a second bearing, and the transmission rod is fixedly connected with the transmission frame through a bolt.

Preferably, the handle is rotatably connected with the transmission rod through a clamping groove, and anti-skid grains are arranged on the outer side of the handle.

Preferably, the number of the driven wheels is two, the two groups of driven wheels are symmetrically arranged about a transverse central axis of the transmission frame, and the two groups of driven wheels are rotatably connected with the transmission frame through a rotating shaft.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with the transmission frame, the transfer line, second bearing and handle, have a power failure suddenly at the during operation when the peristaltic pump, wave the handle through medical personnel, make the transfer line drive the transmission frame and begin synchronous revolution, the driven driving wheel at transmission frame both ends begins to extrude the sleeve pipe this moment, make the peristaltic pump start to operate, the practicality of device has been promoted, through being provided with the connecting block, the draw-in groove, chuck and sleeve pipe, before the peristaltic pump extrudees the silica gel pipe, insert the cover intraductal with silica gel pipe cover, and go into two sets of draw-in grooves with the chuck block at sleeve pipe both ends, when the peristaltic pump at the during operation, from driving wheel can with the sleeve pipe contact and not with the contact of silica gel pipe, consequently, the silica gel pipe is difficult by wearing and tearing from the.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic view of the installation of the casing according to the present invention;

fig. 3 is a schematic view of the connection of the transmission frame of the present invention.

In the figure: 1. a lower housing; 2. connecting blocks; 3. a card slot; 4. a sleeve; 5. a chuck; 6. a silica gel conduit; 7. a first bearing; 8. a first ratchet wheel; 9. a stepping motor; 10. a gear; 11. a transmission frame; 12. an upper housing; 13. a second bearing; 14. a transmission rod; 15. a handle; 16. a driven wheel; 17. a second ratchet.

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.

The stepping motors (model 42BYGH 34) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-3, an auxiliary manual peristaltic pump includes a lower housing 1, a connecting block 2 is disposed on one side of the lower housing 1, a clamping groove 3 is disposed inside the connecting block 2, a sleeve 4 is disposed inside the lower housing 1, a silicone tube 6 is sleeved inside the sleeve 4, chucks 5 matched with the clamping groove 3 are connected to two ends of the sleeve 4, a first bearing 7 is connected to a bottom end of the lower housing 1, a first ratchet 8 is connected to the inside of the first bearing 7, a gear 10 is connected to the inside of the first ratchet 8, a stepping motor 9 is connected to one end of the gear 10, one end of the first ratchet 8 penetrates through the inside of the lower housing 1 and is connected to a transmission frame 11, one end of the transmission frame 11 is connected to a driven wheel 16, a second bearing 13 is connected to a top end of the lower housing 1, a second bearing 13 is connected to a top end of the upper housing 12, a transmission rod 14 is connected to the inside of, and a handle 15 is connected to one end of the transmission rod 14.

Please refer to fig. 2, the number of the connecting blocks 2 is two, and the two connecting blocks 2 are symmetrically arranged about the longitudinal central axis of the lower casing 1 and the upper casing 12, so that the sleeve 4 is convenient to mount or dismount, and the working efficiency of the device is enhanced.

Please refer to fig. 3, the first ratchet 8 is rotatably connected to the lower housing 1 through the first bearing 7, and the first ratchet 8 is connected to the gear 10 in a snap-fit manner, so that when the stepping motor 9 stops operating, the output end of the stepping motor 9 is not driven to rotate synchronously when the transmission frame 11 is rotated.

Referring to fig. 2 and 3, the transmission rod 14 is rotatably connected to the upper housing 12 through the second bearing 13, and the transmission rod 14 is fixedly connected to the transmission frame 11 through a bolt, so that the transmission rod 14 does not drive the upper housing 12 to rotate synchronously when the transmission rod 14 starts to rotate, thereby enhancing the stability of the device.

Please refer to fig. 3, the handle 15 is rotatably connected to the transmission rod 14 through a slot, and the outer side of the handle 15 is provided with anti-slip lines, so that the transmission rod 14 does not drive the handle 15 to rotate synchronously when rotating, thereby enhancing the efficiency of shaking the handle 15.

Please refer to fig. 1, the number of the driven wheels 16 is two, the two driven wheels 16 are symmetrically arranged about the horizontal central axis of the transmission frame 11, and the two driven wheels 16 are rotatably connected with the transmission frame 11 through a rotating shaft, so that the frequency of the device for extruding the sleeve 4 is increased, and the conveying efficiency of the device is increased.

The working principle is as follows: when the peristaltic pump is used, an external power supply is required to be connected into the peristaltic pump, so that the peristaltic pump can normally run, when the peristaltic pump is used, the silicone catheter 6 is required to be sleeved into the sleeve 4, the shell is opened, the chucks 5 at two ends of the sleeve 4 are respectively clamped into the two groups of clamping grooves 3, the sleeve 4 is positioned outside the internal transmission frame 11 of the lower shell 1, the upper shell 12 is arranged at the top end of the lower shell 1, the bottom end of the transmission rod 14 is clamped into the top end of the transmission frame 11, the output end of the stepping motor 9 is controlled by the controller to rotate anticlockwise, the stepping motor 9 is in transmission connection with the first ratchet wheel 8 through the gear 10, so that the output end of the stepping motor 9 drives the first ratchet wheel 8 to rotate, the transmission frame 11 to rotate synchronously when the first ratchet wheel 8 rotates, and the transmission rod 14 cannot rotate synchronously when the transmission frame 11 rotates because the transmission frame 11 is in clamping connection with the transmission rod 14 through the second ratchet wheel 17, so that the transmission rod 14 and the handle 15 do not rotate when the device runs through the stepping motor 9, the power consumption of the stepping motor 9 is reduced, when the transmission frame 11 starts to rotate, the driven wheel 16, both ends of which are rotatably connected, starts to move in the housing and presses the cannula 4 and the silicone catheter 6 inside the cannula 4, so that the blood in the silicone catheter 6 is transported, because the two ends of the sleeve 4 are clamped by the clamping grooves 3, when the driven wheel 16 extrudes the sleeve 4, the position of the sleeve 4 is not easy to displace, when power failure occurs, the handle 15 is rotated, so that the transmission rod 14 can drive the transmission frame 11 to rotate anticlockwise through the second ratchet wheel 17, because the transmission frame 11 is in transmission connection with the output end of the stepping motor 9 through the first ratchet wheel 8, when the transmission frame 11 rotates anticlockwise, the first ratchet wheel 8 is not clamped with the gear 10, and the output end of the stepping motor 9 is not stressed at the moment.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An auxiliary manually-driven peristaltic pump comprising a lower casing (1), characterized in that: one side of the lower shell (1) is provided with a connecting block (2), a clamping groove (3) is formed in the connecting block (2), a sleeve (4) is arranged in the lower shell (1), a silica gel guide pipe (6) is sleeved in the sleeve (4), two ends of the sleeve (4) are connected with chucks (5) matched with the clamping groove (3), the bottom end of the lower shell (1) is connected with a first bearing (7), the inside of the first bearing (7) is connected with a first ratchet wheel (8), the inside of the first ratchet wheel (8) is connected with a gear (10), one end of the gear (10) is connected with a stepping motor (9), one end of the first ratchet wheel (8) penetrates through the inside of the lower shell (1) and is connected with a transmission frame (11), one end of the transmission frame (11) is connected with a driven wheel (16), the top end of the lower shell (1) is connected with a second bearing (13), and the top of going up casing (12) is connected with second bearing (13), the internal connection of second bearing (13) has transfer line (14), and the one end of transfer line (14) is connected with handle (15), the top of transmission frame (11) is connected with second ratchet (17), and the inside of second ratchet (17) and the bottom block of transfer line (14) are connected.

2. An auxiliary manually driven peristaltic pump as claimed in claim 1, wherein: the number of the connecting blocks (2) is two, and the two groups of the connecting blocks (2) are symmetrically arranged about the longitudinal central axis of the lower shell (1) and the upper shell (12).

3. An auxiliary manually driven peristaltic pump as claimed in claim 1, wherein: the first ratchet wheel (8) is rotationally connected with the lower shell (1) through a first bearing (7), and the first ratchet wheel (8) is connected with the gear (10) in a clamping mode.

4. An auxiliary manually driven peristaltic pump as claimed in claim 1, wherein: the transmission rod (14) is rotatably connected with the upper shell (12) through a second bearing (13), and the transmission rod (14) is fixedly connected with the transmission frame (11) through a bolt.

5. An auxiliary manually driven peristaltic pump as claimed in claim 1, wherein: the handle (15) is rotatably connected with the transmission rod (14) through a clamping groove, and anti-skid grains are arranged on the outer side of the handle (15).

6. An auxiliary manually driven peristaltic pump as claimed in claim 1, wherein: the number of the driven wheels (16) is two, the two groups of driven wheels (16) are symmetrically arranged about a transverse central axis of the transmission frame (11), and the two groups of driven wheels (16) are rotationally connected with the transmission frame (11) through rotating shafts.