CN216518549U

CN216518549U - Self-adaptive horizontal peristaltic pump for wound irrigation and drainage treatment equipment

Info

Publication number: CN216518549U
Application number: CN202122829829.0U
Authority: CN
Inventors: 翟延荣
Original assignee: Rongke Suzhou Medical Technology Co ltd
Current assignee: Rongke Suzhou Medical Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-13
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to a self-adaptive horizontal peristaltic pump for wound irrigation and drainage treatment equipment, which comprises a peristaltic shell, a driving motor, a worm wheel, a roller wheel mounting disc and roller wheels, wherein the roller wheel mounting disc and the roller wheels are used as pump heads, the driving motor is fixedly connected to the peristaltic shell, one end of the worm is connected with the rotating shaft end of the driving motor, the other end of the worm is rotatably connected to the peristaltic shell through corresponding bearings, the edge of the worm wheel is meshed with the worm for transmission, the center of the worm wheel is rotatably connected to the peristaltic shell through corresponding rotating shafts and bearings, the disc surface on one side of the roller wheel mounting disc is fixedly connected with the disc surface of the worm wheel, a plurality of roller wheels are annularly distributed on the disc surface on the other side of the roller wheel mounting disc along the edge of the disc surface, and the roller wheels are respectively and rotatably sleeved on each roller wheel. The peristaltic pump tube drives fluid in the peristaltic pump tube through peristaltic extrusion, provides flushing fluid with set flow for a wound surface, is low in working noise, and is self-adaptive to the peristaltic pump tube within a certain size range.

Description

Self-adaptive horizontal peristaltic pump for wound irrigation and drainage treatment equipment

Technical Field

The utility model relates to the field of wound tissue treatment, in particular to a self-adaptive horizontal peristaltic pump for wound irrigation and drainage treatment equipment.

Background

In recent years, the number of people with aged mouths and various operations is increased, various complicated traumas are increased day by day, and the number of patients with traumatic osteomyelitis is increased obviously. Traumatic osteomyelitis is mostly chronic osteomyelitis, long-term chronic infection signs exist, several low-toxicity bacterial infections persist, dead bones and sinus tracts appear, and if metal is internally fixed, internal fixation is exposed. The basic principle of the treatment is that the surgical operation thoroughly debrides and reconstructs bones and soft tissues. The conventional treatment comprises a plurality of methods such as dressing change, application of sensitive antibiotics, hyperbaric oxygen treatment, flushing, drainage and the like after surgical operation, and has difficult treatment and long recovery period.

In recent years, the emerging closed-sealing drainage (VSD) can be applied to covering and drainage of acute and chronic wound ulcer surfaces and large-area soft tissue defects on body surfaces through clinical verification, and is applied to treatment methods of traumatic osteomyelitis which naturally enters clinicians. VSD wound surface covering material on the market at present is mainly the biosynthetic material of foam or sponge, and it can't clear away sticky weeping and necrotic desquamation tissue in the application process, and the problem that appears most easily is that the drainage tube blocks up to lead to bacterium quantity increase, the peculiar smell is showing, is unfavorable for wound healing.

The effective washing of the wound surface combined with negative pressure treatment can be beneficial to removing wound exudate, necrotic tissues, bacteria and toxins from the wound bed and promoting wound healing.

The pump head, the driver and the peristaltic pump hose of the peristaltic pump at present are coaxial, the pump transmission ratio is small, the flow control is not accurate enough, a planetary gear structure is usually used, the transmission ratio is increased, the structure is complex, the working noise is large, the coaxial peristaltic pump head needs to be completely exposed outside the casing, the open type pump head is completely exposed outside and easy to collide and damage, a special peristaltic pump pipe and a fixing device are also needed to be arranged, time and labor are wasted during installation and disassembly, and inconvenience is brought to medical staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the problems in the prior art and provides an adaptive horizontal peristaltic pump for a wound irrigation and drainage therapy device.

In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:

the utility model provides a horizontal peristaltic pump of self-adaptation for wound washes drainage treatment facility, includes peristaltic housing, driving motor, worm wheel and gyro wheel mounting disc and the gyro wheel as the pump head, the driving motor rigid coupling is on peristaltic housing, the one end of worm is connected with driving motor's pivot end, and the other end passes through corresponding bearing and connects on peristaltic housing with rotating, the edge and the worm mesh transmission of worm wheel, the worm wheel center is connected on peristaltic housing through corresponding pivot and bearing rotation, one side quotation of gyro wheel mounting disc is in the same place with the rim plate face rigid coupling of worm wheel, and it has a plurality of roller bearings to encircle cloth along its edge in the opposite side quotation, cup joints the gyro wheel respectively on every roller bearing.

Furthermore, the outside of wriggling casing is equipped with the installation sliding sleeve, on wriggling casing passes through installation sliding sleeve and corresponding construction bolt and is connected to treatment equipment mounting substrate, gyro wheel mounting disc and gyro wheel salient outside the wriggling mouth that sets up on the treatment equipment mounting substrate, and with outer corresponding wriggling pump groove and the wriggling pump tube looks wriggling fit in it.

Further, construction bolt's screw rod and installation sliding sleeve looks sliding fit be equipped with buffer spring between installation sliding sleeve's one end and construction bolt's the nut, buffer spring cup joints on construction bolt's screw rod, and buffer spring's one end butt is on construction bolt's nut, and other end butt is on the installation sliding sleeve, is convenient for when the wriggling work, for the whole buffering that provides further drive of peristaltic pump, reduces the resistance and the noise of whole peristaltic pump, and the peristaltic pump pipe of self-adaptation in certain size within range.

Furthermore, the roller mounting disc adopts an I-shaped double-disc structure, and the roller are mounted between the two disc surfaces.

Furthermore, the length of each rolling shaft from the rotating center of the roller mounting disc is equal, so that the rotating radius of all the rollers on the roller mounting disc is the same.

The utility model has the beneficial effects that:

1. the utility model extrudes and drives the fluid in the peristaltic pump tube to provide the flushing fluid with set flow for the wound surface;

2. the peristaltic pump head is in a semi-open horizontal type, and only the working surface is arranged outside the shell, so that the peristaltic pump head is prevented from being collided and damaged;

3. a buffer spring is arranged between one end of the mounting sliding sleeve and a nut of the mounting bolt, so that the whole peristaltic pump is buffered by further driving, the resistance and the noise of the whole peristaltic pump are reduced, and the peristaltic pump is self-adaptive to a peristaltic pump pipe in a certain size range;

4. the peristaltic pump adopts the cooperation of worm wheel and worm, has the advantage that the drive ratio is big, the noise is little, simple structure, small, has solved the technical defect that the structure of driven peristaltic pump exists is complicated, bulky, the assembly is troublesome, the drive ratio is little.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front view structural diagram of the present invention;

FIG. 3 is a schematic view of the mounting of the peristaltic pump of the present invention to a mounting substrate of a treatment device;

FIG. 4 is a schematic view of the peristaltic pump of the present invention with the pump head protruding from the mounting substrate of the treatment device;

FIG. 5 is a schematic view of a peristaltic pump tank and a peristaltic pump tube disposed on a liquid accumulation tank in an embodiment of the present invention;

FIG. 6 is a schematic diagram of the peristaltic cooperation between the pump head of the peristaltic pump and the peristaltic pump channel and the peristaltic pump tube.

The reference numbers in the figures illustrate: 1. the peristaltic pump comprises a peristaltic shell, 2, a driving motor, 3, a worm, 4, a worm wheel, 5, a roller mounting disc, 6, a roller, 7, a therapeutic equipment mounting base plate, 8, a mounting bolt, 9, a buffer spring, 10, a peristaltic pump pipe, 11, a mounting sliding sleeve, 12 and a peristaltic pump groove.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 and 2, a horizontal peristaltic pump of self-adaptation for wound irrigation drainage treatment equipment, includes peristaltic housing 1, driving motor 2, worm 3, worm wheel 4 and gyro wheel mounting disc 5 and gyro wheel 6 as the pump head, driving motor 2 rigid coupling is on peristaltic housing 1, the one end of worm 3 is connected with driving motor 2's pivot end, and the other end connects on peristaltic housing 1 through corresponding bearing ground rotation, the edge of worm wheel 4 and worm 3 mesh transmission, and worm wheel 4 center connects on peristaltic housing 1 through corresponding pivot and bearing ground rotation, one side quotation of gyro wheel mounting disc 5 and the rim plate face rigid coupling of worm wheel 4 together, and it has a plurality of roller bearings to encircle the cloth along its edge on the quotation of the opposite side, cup joints gyro wheel 6 on every roller bearing ground respectively.

As shown in fig. 3 to 6, an installation sliding sleeve 11 is disposed on an outer side of the peristaltic housing 1, the peristaltic housing 1 is connected to the therapeutic apparatus installation substrate 7 through the installation sliding sleeve 11 and the corresponding installation bolt 8, the roller installation disc 5 and the roller 6 protrude out of a peristaltic port disposed on the therapeutic apparatus installation substrate 7 and are in peristaltic fit with a corresponding peristaltic pump groove 12 and a peristaltic pump tube 10 disposed therein, in this embodiment, the peristaltic pump groove 12 may be disposed on a liquid accumulation tank or other installation medium plates, and the shape of the peristaltic pump groove 12 is matched with a pump head protruding out of the peristaltic port, so that the pump head is driven by the driving motor 2 to peristaltically squeeze and drive fluid in the peristaltic pump tube 10.

As shown in fig. 3, the screw rod of the mounting bolt 8 is in sliding fit with the mounting sliding sleeve 11, a buffer spring 9 is arranged between one end of the mounting sliding sleeve 11 and the nut of the mounting bolt 8, the buffer spring 9 is sleeved on the screw rod of the mounting bolt 8, one end of the buffer spring 9 is abutted on the nut of the mounting bolt 8, and the other end of the buffer spring is abutted on the mounting sliding sleeve 11, so that when the peristaltic pump works, the buffer is further driven for the whole peristaltic pump, the resistance and the noise of the whole peristaltic pump are reduced, and the peristaltic pump tube 10 in a certain size range is self-adapted.

As shown in fig. 1 and 6, the roller mounting plate 5 has an i-shaped double-plate structure, and the roller 6 are mounted between the two plate surfaces.

Each of the rollers has an equal length from the center of rotation of the roller mounting plate 5 so that the radius of rotation of all the rollers 6 on the roller mounting plate 5 is the same.

Operation process and principle of the utility model

When the peristaltic pump works, the worm 3 is driven to rotate by the rotating shaft of the driving motor 2, the worm 3 is meshed with the driving worm wheel 4 to rotate, the worm wheel 4 drives the roller mounting disc 5 to rotate, and the roller mounting disc 5 forms a peristaltic action through the matching of the rollers 6 and the corresponding peristaltic pump pipes 10.

The peristaltic pump groove 12 can be arranged on a liquid accumulation tank for example, the liquid accumulation tank is provided with a fixed peristaltic pump pipe 10, when the peristaltic pump pipe 10 is in different specifications and sizes, the self-adaptive horizontal peristaltic pump can be applied to the buffer structure, most components of the peristaltic pump are arranged in the peristaltic shell 1, and part of the working part of the pump head can adjust the force of peristaltic extrusion on fluid in the peristaltic pump pipe 10 according to different wound sizes and control the amount of flushing liquid, so that the purposes of fully flushing and preventing excessive leakage of the flushing liquid can be achieved, and the healing of the wound is accelerated.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The self-adaptive horizontal peristaltic pump for the wound irrigation drainage treatment equipment is characterized by comprising a peristaltic shell (1), a driving motor (2), a worm (3), a worm wheel (4), a roller mounting disc (5) and a roller (6), wherein the roller mounting disc (5) and the roller (6) are used as pump heads, the driving motor (2) is fixedly connected onto the peristaltic shell (1), one end of the worm (3) is connected with the rotating shaft end of the driving motor (2), the other end of the worm is rotatably connected onto the peristaltic shell (1) through a corresponding bearing, the edge of the worm wheel (4) is meshed with the worm wheel (3) for transmission, the center of the worm wheel (4) is rotatably connected onto the peristaltic shell (1) through a corresponding rotating shaft and a corresponding bearing, the disc surface on one side of the roller mounting disc (5) is fixedly connected with the disc surface of the worm wheel (4), and a plurality of rolling shafts are annularly distributed on the disc surface on the other side along the edge of the roller mounting disc surface, a roller (6) is respectively sleeved on each rolling shaft in a rolling way.

2. The self-adaptive horizontal peristaltic pump for the wound irrigation and drainage therapy equipment is characterized in that an installation sliding sleeve (11) is arranged on the outer side of the peristaltic shell (1), the peristaltic shell (1) is connected to a therapy equipment installation base plate (7) through the installation sliding sleeve (11) and corresponding installation bolts (8), and the roller installation disc (5) and the rollers (6) protrude out of peristaltic ports formed in the therapy equipment installation base plate (7) and are in peristaltic fit with corresponding peristaltic pump grooves (12) outside and peristaltic pump tubes (10) inside.

3. The self-adaptive horizontal peristaltic pump for the wound irrigation and drainage therapy equipment is characterized in that a screw of the mounting bolt (8) is in sliding fit with the mounting sliding sleeve (11), a buffer spring (9) is arranged between one end of the mounting sliding sleeve (11) and a nut of the mounting bolt (8), the buffer spring (9) is sleeved on the screw of the mounting bolt (8), one end of the buffer spring (9) abuts against the nut of the mounting bolt (8), the other end of the buffer spring abuts against the mounting sliding sleeve (11), so that when the peristaltic pump works, further driving buffering is provided for the whole peristaltic pump, the resistance and noise of the whole peristaltic pump are reduced, and the peristaltic pump tube (10) in a certain size range is self-adaptive.

4. The adaptive horizontal peristaltic pump for the wound irrigation and drainage therapy equipment is characterized in that the roller mounting disc (5) adopts an I-shaped double disc structure, and a roller (6) are mounted between the two disc surfaces.

5. The adaptive horizontal peristaltic pump for wound irrigation and drainage therapy equipment according to claim 4, wherein each roller is of equal length from the center of rotation of the roller mounting plate (5) so that the radius of rotation of all rollers (6) on the roller mounting plate (5) is the same.