阅读说明：本技术 一种肾透析室用血液过滤设备 (Blood filtering equipment for kidney dialysis chamber ) 是由 王岚枫 于 2021-08-09 设计创作，主要内容包括：本发明公开了一种肾透析室用血液过滤设备,包括血滤机本体,所述血滤机本体的下方设有U形底座,所述U形底座的顶部固定连接有高度调整机构,所述U形底座上设置有与高度调整机构相配合的滚轮收纳机构,所述高度调整机构包括固定在U形底座顶部的两个支板,支板上滑动套设有安装板,两个安装板相互靠近的一侧分别与血滤机本体的两侧固定连接。本发明设计合理,便于缓解移动过程中的颠簸震动力,降低移动时血滤机本体受震力损伤的风险,且便于单驱动实现对四个行走轮的收纳和对血滤机本体高度的快速调整,方便不同身高的人员操作,并能够提高停放稳定性,降低因误碰发生位移的风险,满足使用需求。(The invention discloses blood filtering equipment for a kidney dialysis chamber, which comprises a blood filter body, wherein a U-shaped base is arranged below the blood filter body, the top of the U-shaped base is fixedly connected with a height adjusting mechanism, the U-shaped base is provided with an idler wheel accommodating mechanism matched with the height adjusting mechanism, the height adjusting mechanism comprises two support plates fixed at the top of the U-shaped base, mounting plates are slidably sleeved on the support plates, and one sides, close to each other, of the two mounting plates are respectively and fixedly connected with the two sides of the blood filter body. The invention has reasonable design, is convenient for relieving the bumping and vibrating force in the moving process, reduces the risk of the blood filter body being damaged by the vibrating force during moving, is convenient for realizing the storage of four walking wheels and the quick adjustment of the height of the blood filter body by single drive, is convenient for the operation of people with different heights, can improve the parking stability, reduces the risk of displacement caused by mistaken collision, and meets the use requirement.)

1. A blood filtering device for a kidney dialysis chamber comprises a blood filter body (100), wherein a U-shaped base (1) is arranged below the blood filter body (100), and is characterized in that a height adjusting mechanism is fixedly connected to the top of the U-shaped base (1), and a roller receiving mechanism matched with the height adjusting mechanism is arranged on the U-shaped base (1);

the height adjusting mechanism comprises two support plates (4) fixed at the top of a U-shaped base (1), mounting plates (2) are sleeved on the support plates (4) in a sliding mode, one sides, close to each other, of the two mounting plates (2) are fixedly connected with the two sides of a hemofilter body (100) respectively, rectangular holes (5) are formed in one sides, close to each other, of the two support plates (4), a screw (6) is fixedly connected between the inner walls of the tops and the inner walls of the bottoms of the rectangular holes (5), the bottoms of the two mounting plates (2) are fixedly connected with a same transverse plate (7), the transverse plate (7) is located in the two rectangular holes (5), internal thread sleeves (9) are rotatably installed on the two sides of the tops of the transverse plates (7), the internal thread sleeves (9) are sleeved on the corresponding screw (6) in a threaded mode, first bevel gears (10) are welded on the internal thread sleeves (9) in a sleeved mode, and second bevel gears (11) are meshed on one sides, close to each other, of the two first bevel gears (10), two second bevel gears (11) symmetry sets up, the top fixedly connected with of diaphragm (7) is located U-shaped baffle (12) between two mounting panels (2), the equal fixedly connected with pivot (13) in one side that two second bevel gears (11) are close to each other, one side that two pivot (13) are close to each other all extends to in U-shaped baffle (12) and fixedly connected with third bevel gear (14), two third bevel gear (14) symmetry sets up, it has fourth bevel gear (15) to mesh between two third bevel gear (14), the top fixedly connected with driving motor (16) of U-shaped baffle (12), and the output shaft of driving motor (16) and the top fixed connection of fourth bevel gear (15).

2. The blood filtering device for the kidney dialysis chamber according to claim 1, wherein the roller receiving mechanism comprises two rectangular receiving grooves (17) formed at the bottom of the U-shaped base (1), a lifting plate (21) is slidably sleeved in the rectangular receiving grooves (17), four vertical rods (20) are fixedly connected to the top of the lifting plate (21) in a rectangular shape, the top ends of the four vertical rods (20) positioned at the top of the same lifting plate (21) extend to the upper side of the U-shaped base (1) and are fixedly connected with the same pressing plate (18), four balls (19) are nested at the top of the pressing plate (18) in a rectangular shape, the balls (19) are in rolling contact with the bottom of the transverse plate (7), supporting seats (22) are fixedly connected to the inner walls at the two sides of the rectangular receiving grooves (17), and a plurality of compression springs (23) in a compressed state are fixedly connected between the top of the supporting seats (22) and the bottom of the corresponding lifting plate (21), the below of lifter plate (21) is equipped with two walking wheels (24), the below of lifter plate (21) is equipped with two mount pads (25), walking wheel (24) rotate and install the bottom at corresponding mount pad (25), the bottom of walking wheel (24) extends to the below of U-shaped base (1), four guide bars (26) of top fixedly connected with of mount pad (25), lifter plate (21) slip cover is established on four guide bars (26) that correspond, montant (20) slip cover is established on guide bar (26) that correspond, two buffer spring (27) of fixedly connected with between the top of mount pad (25) and the bottom of lifter plate (21), and buffer spring (27) movable sleeve is established on corresponding guide bar (26).

3. The blood filtering device for the kidney dialysis chamber as claimed in claim 1, wherein the bottom of the mounting plate (2) is provided with a rectangular groove (3), the inner wall of the rectangular groove (3) is slidably connected with the outer side of the corresponding support plate (4), the inner walls of the two adjacent rectangular grooves (3) are provided with circular through holes, the circular through holes are fixedly sleeved with first bearings, and the inner rings of the first bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts (13).

4. The hemofiltration equipment for the kidney dialysis chamber as claimed in claim 1, wherein the transverse plate (7) is provided with first round holes (8) on both sides of the top, and a second bearing is fixedly installed in the first round holes (8), and the inner ring of the second bearing is welded and sleeved with the outer side of the corresponding internal thread sleeve (9).

5. The hemofiltration equipment for the kidney dialysis chamber as claimed in claim 1, characterized in that two third bearings are fixedly connected to the top of the transverse plate (7), and the inner ring of the third bearing is fixedly sleeved with the outer side of the corresponding rotating shaft (13).

6. The hemofiltration equipment for the kidney dialysis chamber as claimed in claim 2, characterized in that four second circular holes are opened on the top inner wall of the rectangular receiving groove (17), and the inner walls of the second circular holes are slidably connected with the outer sides of the corresponding vertical rods (20).

7. The blood filtering device for the kidney dialysis chamber as claimed in claim 2, wherein the bottom end of the vertical rod (20) is provided with a circular groove (28), the inner wall of the circular groove (28) is slidably connected with the outer side of the corresponding guide rod (26), the inner wall of the right side of the circular groove (28) is provided with a limiting hole (30), the top of the right side of the guide rod (26) is fixedly connected with a limiting block (29), and the limiting block (29) is slidably connected with the corresponding limiting hole (30).

8. The hemofiltration equipment for the kidney dialysis chamber as claimed in claim 2, characterized in that the top of the lifting plate (21) is rectangular and is provided with four round guide holes, and the inner walls of the round guide holes are slidably connected with the outer sides of the corresponding guide rods (26).

9. A hemofiltration apparatus for kidney dialysis chambers according to claim 1, characterized in that the front and rear inner walls of the rectangular hole (5) are in sliding contact with the front and rear sides of the transverse plate (7), respectively.

Technical Field

The invention relates to the technical field of blood filtering equipment, in particular to blood filtering equipment for a kidney dialysis room.

Background

The kidney dialysis is an important method for treating kidney diseases, and the important step for implementing the kidney dialysis is to filter blood, a hemofilter is equipment for performing the dialysis and filtration on the blood, the hemofilter is also called as a hemodialysis machine, and the working principle of the hemodialysis machine is that concentrated solution for dialysis and dialysis water are prepared into qualified dialysate through a dialysate supply system, solute dispersion, permeation and ultrafiltration are performed on the blood of a patient led out by a blood monitoring alarm system through the hemodialysis machine, namely the hemofilter, the acted blood of the patient returns to the body of the patient through the blood monitoring alarm system, and the liquid used for dialysis is discharged from the dialysate supply system as waste liquid; the continuous circulation is carried out, thereby achieving the purpose of treatment and completing the whole dialysis process.

Most of the bottoms of the existing hemofilters are provided with traveling wheels so that people can move; however, most of the walking wheels have the defects that the height of the hemofilter cannot be adjusted conveniently and the walking wheels cannot be accommodated conveniently according to actual needs, (so that the walking wheels cannot be suitable for comfortable operation of people with different heights), and even the walking wheels with the brake function have the defects that the risk of displacement of the hemofilter caused by mistaken collision is high, the support stability is poor, the use stability is influenced due to the fact that the friction area of the walking wheels in contact with the ground is small, the use requirements cannot be met, and therefore the hemofiltration equipment for the kidney dialysis chamber is provided for solving the problems.

Disclosure of Invention

Based on the technical problems in the prior art, the invention provides a blood filtering device for a kidney dialysis chamber.

The invention provides blood filtering equipment for a kidney dialysis chamber, which comprises a blood filter body, wherein a U-shaped base is arranged below the blood filter body, the top of the U-shaped base is fixedly connected with a height adjusting mechanism, and a roller receiving mechanism matched with the height adjusting mechanism is arranged on the U-shaped base;

the height adjusting mechanism comprises two support plates fixed on the top of a U-shaped base, a mounting plate is sleeved on the support plates in a sliding manner, one sides, close to each other, of the two mounting plates are fixedly connected with two sides of the hemofilter body respectively, rectangular holes are formed in one sides, close to each other, of the two support plates, a screw rod is fixedly connected between the top inner wall and the bottom inner wall of each rectangular hole, the bottom of each mounting plate is fixedly connected with the same transverse plate, the transverse plates are located in the two rectangular holes, internal thread sleeves are rotatably installed on two sides of the top of each transverse plate and are sleeved on the corresponding screw rods in a threaded manner, first bevel gears are welded on the internal thread sleeves, second bevel gears are meshed on one sides, close to each other, of the two first bevel gears, the two second bevel gears are symmetrically arranged, a U-shaped baffle plate located between the two mounting plates is fixedly connected to the top of each transverse plate, and rotating shafts are fixedly connected on one sides, close to each other, of the two second bevel gears, one side of each rotating shaft, which is close to each other, extends into the U-shaped baffle and is fixedly connected with a third bevel gear, the two third bevel gears are symmetrically arranged, a fourth bevel gear is meshed between the two third bevel gears, the top of the U-shaped baffle is fixedly connected with a driving motor, and an output shaft of the driving motor is fixedly connected with the top of the fourth bevel gear.

Preferably, the roller wheel receiving mechanism comprises two rectangular receiving grooves arranged at the bottom of the U-shaped base, a lifting plate is sleeved in the rectangular receiving grooves in a sliding manner, the top of the lifting plate is fixedly connected with four vertical rods in a rectangular manner, the top ends of the four vertical rods positioned at the top of the same lifting plate extend to the upper side of the U-shaped base and are fixedly connected with the same pressing plate, the top of the pressing plate is nested with four balls in a rectangular manner, the balls are in rolling contact with the bottom of the transverse plate, supporting seats are fixedly connected on the inner walls of the two sides of the rectangular receiving groove, a plurality of compression springs in a compression state are fixedly connected between the top of each supporting seat and the bottom of the corresponding lifting plate, two walking wheels are arranged below the lifting plate, two mounting seats are arranged below the lifting plate, the walking wheels are rotatably arranged at the bottoms of the corresponding mounting seats, and the bottoms of the walking wheels extend to the lower side of the U-shaped base, the four guide bars of top fixedly connected with of mount pad, lifter plate slip cover are established on four corresponding guide bars, the montant slip cover is established on corresponding guide bar, two buffer spring of fixedly connected with between the top of mount pad and the bottom of lifter plate, and the buffer spring movable sleeve is established on corresponding guide bar.

Preferably, the bottom of mounting panel has seted up the rectangular channel, and the inner wall of rectangular channel and the outside sliding connection of the extension board that corresponds, has all seted up the circle on the one side inner wall that two rectangular channels are close to each other and has perforated, and circle perforation internal fixation cover is equipped with first bearing, the fixed suit in the outside of the inner circle of first bearing and the pivot that corresponds.

Preferably, first round holes are formed in two sides of the top of the transverse plate, second bearings are fixedly mounted in the first round holes, and inner rings of the second bearings are welded and sleeved with the outer sides of the corresponding inner thread sleeves.

Preferably, the top of the transverse plate is fixedly connected with two third bearings, and inner rings of the third bearings are fixedly sleeved with the outer sides of the corresponding rotating shafts.

Preferably, four second round holes are formed in the inner wall of the top of the rectangular accommodating groove, and the inner walls of the second round holes are connected with the outer sides of the corresponding vertical rods in a sliding mode.

Preferably, the circular groove has been seted up to the bottom of montant, and the inner wall of circular groove and the outside sliding connection of the guide bar that corresponds, has seted up spacing hole on the right side inner wall of circular groove, and the right side top fixedly connected with stopper of guide bar, and stopper and the spacing hole sliding connection who corresponds.

Preferably, four guide round holes are formed in the top of the lifting plate in a rectangular shape, and the inner walls of the guide round holes are in sliding connection with the outer sides of the corresponding guide rods.

Preferably, the front and rear inner walls of the rectangular aperture are in sliding contact with the front and rear sides of the cross plate, respectively.

Compared with the prior art, the invention has the beneficial effects that:

through the matching of the blood filter body, the walking wheels, the mounting seat, the guide rods and the buffer springs with the circular grooves, the four walking wheels are not accommodated before being convenient for personnel to move the blood filter body, when the walking wheels move on the rugged ground, the walking wheels are extruded by the protrusions to drive the corresponding mounting seats to move upwards, the mounting seats drive the corresponding guide rods to slide upwards in the circular grooves and compress the buffer springs, under the elastic action of the buffer springs, the effect of elastic buffering can be achieved, the rigid vibration impact force on the blood filter body is reduced, and the risk of the blood filter body being damaged by vibration impact is reduced;

the device comprises a U-shaped base, screw rods, transverse plates, internal thread sleeves, a first bevel gear, a second bevel gear, a rotating shaft, a third bevel gear, a fourth bevel gear, a driving motor, a rectangular accommodating groove, pressing plates, balls, vertical rods, lifting plates, compression springs, walking wheels, a mounting seat and buffer springs, wherein the driving motor is started in a positive direction to drive the fourth bevel gear to rotate, the fourth bevel gear drives two internal thread sleeves to rotate sequentially through the two third bevel gears, the two rotating shafts, the two second bevel gears and the two first bevel gears, the internal thread sleeves rotate on the corresponding screw rods and move upwards, the two internal thread sleeves drive the transverse plates to move upwards, the transverse plates gradually release the extrusion force on the balls upwards, the compression springs in a compression state drive the corresponding lifting plates to move upwards respectively, and the lifting plates drive the pressing plates to move upwards through the corresponding four vertical rods, the lifting plate drives the mounting seat to move upwards through the corresponding buffer spring, the mounting seat drives the corresponding travelling wheel to move upwards and store the travelling wheel into the rectangular storage groove, and the U-shaped base supports the bottom of the mounting seat, so that the contact friction area between the lifting plate and the ground is increased, and the parking stability is improved;

when the height of the blood filter body is adjusted, the driving motor is continuously started in the forward direction, the transverse plate continuously moves upwards and drives the two mounting plates to move upwards, the mounting plates drive the corresponding rectangular grooves to slide on the outer sides of the supporting plates, the mounting plates drive the blood filter body to move upwards, and the height of the blood filter body is changed at the moment, so that the aim of quickly adjusting the height of the blood filter body is fulfilled;

after the use, when needing to remove once more, reverse start driving motor, the diaphragm changes the lapse into the lapse this moment, and drive hemofilter body through two mounting panels and move back downwards, the diaphragm pushes a plurality of balls downwards, under the extrusion force, the ball lapse drives the lifter plate downwards and compresses compression spring through corresponding clamp plate and montant drive lifter plate, the lifter plate drives the mount pad lapse through a plurality of buffer spring that correspond, the mount pad drives the walking wheel that corresponds and shifts out, alright remove once more.

The invention has reasonable design, is convenient for relieving the bumping and vibrating force in the moving process, reduces the risk of the blood filter body being damaged by the vibrating force during moving, is convenient for realizing the storage of four walking wheels and the quick adjustment of the height of the blood filter body by single drive, is convenient for the operation of people with different heights, can improve the parking stability, reduces the risk of displacement caused by mistaken collision, and meets the use requirement.

Drawings

FIG. 1 is a schematic structural view of a blood filtering apparatus for a kidney dialysis chamber according to the present invention;

FIG. 2 is a schematic cross-sectional view of a blood filtration apparatus for a kidney dialysis chamber according to the present invention;

FIG. 3 is an enlarged view of part A of FIG. 2;

FIG. 4 is an enlarged view of the portion B of FIG. 2;

FIG. 5 is a side view of the supporting plate, screw, cross plate, female threaded sleeve and first bevel gear connecting piece of the blood filtering apparatus for kidney dialysis chamber according to the present invention.

In the figure: 100 hemofilter body, 1U-shaped base, 2 mounting plates, 3 rectangular grooves, 4 supporting plates, 5 rectangular holes, 6 screws, 7 transverse plates, 8 first round holes, 9 internal thread sleeves, 10 first bevel gears, 11 second bevel gears, 12U-shaped baffles, 13 rotating shafts, 14 third bevel gears, 15 fourth bevel gears, 16 driving motors, 17 rectangular accommodating grooves, 18 pressing plates, 19 balls, 20 vertical rods, 21 lifting plates, 22 supporting seats, 23 compression springs, 24 walking wheels, 25 mounting seats, 26 guide rods, 27 buffer springs, 28 circular grooves, 29 limiting blocks and 30 limiting holes.

Detailed Description

The present invention will be further illustrated with reference to the following specific examples.

Examples

Referring to fig. 1-5, the embodiment provides a blood filtering apparatus for a kidney dialysis chamber, which includes a blood filter body 100, a U-shaped base 1 is arranged below the blood filter body 100, a height adjusting mechanism is fixedly connected to the top of the U-shaped base 1, and a roller receiving mechanism matched with the height adjusting mechanism is arranged on the U-shaped base 1;

the height adjusting mechanism comprises two support plates 4 fixed on the top of a U-shaped base 1, a mounting plate 2 is sleeved on the support plates 4 in a sliding manner, one sides, close to each other, of the two mounting plates 2 are fixedly connected with two sides of a hemofilter body 100 respectively, rectangular holes 5 are formed in one sides, close to each other, of the two support plates 4, a screw 6 is fixedly connected between the top inner wall and the bottom inner wall of each rectangular hole 5, the bottoms of the two mounting plates 2 are fixedly connected with the same transverse plate 7, the transverse plate 7 is positioned in the two rectangular holes 5, internal thread sleeves 9 are rotatably installed on two sides of the top of the transverse plate 7 and are sleeved on the corresponding screw 6 in a threaded manner, first bevel gears 10 are welded on the internal thread sleeves 9, second bevel gears 11 are meshed on one sides, close to each other, of the two first bevel gears 10, the two second bevel gears 11 are symmetrically arranged, and a U-shaped baffle 12 positioned between the two mounting plates 2 is fixedly connected to the top of the transverse plate 7, one sides, close to each other, of the two second bevel gears 11 are fixedly connected with rotating shafts 13, one sides, close to each other, of the two rotating shafts 13 extend into the U-shaped baffle 12 and are fixedly connected with third bevel gears 14, the two third bevel gears 14 are symmetrically arranged, a fourth bevel gear 15 is meshed between the two third bevel gears 14, the top of the U-shaped baffle 12 is fixedly connected with a driving motor 16, and an output shaft of the driving motor 16 is fixedly connected with the top of the fourth bevel gear 15;

the roller wheel accommodating mechanism comprises two rectangular accommodating grooves 17 arranged at the bottom of a U-shaped base 1, a lifting plate 21 is sleeved in the rectangular accommodating grooves 17 in a sliding manner, the top of the lifting plate 21 is fixedly connected with four vertical rods 20 in a rectangular manner, the top ends of the four vertical rods 20 positioned at the top of the same lifting plate 21 extend to the upper side of the U-shaped base 1 and are fixedly connected with the same pressing plate 18, the top of the pressing plate 18 is nested with four balls 19 in a rectangular manner, the balls 19 are in rolling contact with the bottom of a transverse plate 7, supporting seats 22 are fixedly connected on the inner walls of two sides of the rectangular accommodating grooves 17, a plurality of compression springs 23 in a compression state are fixedly connected between the top of each supporting seat 22 and the bottom of the corresponding lifting plate 21, two traveling wheels 24 are arranged below the lifting plate 21, two mounting seats 25 are arranged below the lifting plate 21, and the traveling wheels 24 are rotatably arranged at the bottoms of the corresponding mounting seats 25, the bottom of the traveling wheel 24 extends to the lower part of the U-shaped base 1, four guide rods 26 are fixedly connected to the top of the mounting seat 25, the lifting plate 21 is slidably sleeved on the corresponding four guide rods 26, the vertical rod 20 is slidably sleeved on the corresponding guide rods 26, two buffer springs 27 are fixedly connected between the top of the mounting seat 25 and the bottom of the lifting plate 21, and the buffer springs 27 are movably sleeved on the corresponding guide rods 26.

In this embodiment, the bottom of the mounting plate 2 is provided with a rectangular groove 3, the inner wall of the rectangular groove 3 is slidably connected with the outer side of the corresponding support plate 4, the inner wall of one side of the two rectangular grooves 3 close to each other is provided with a circular through hole, the circular through hole is internally and fixedly sleeved with a first bearing, the inner ring of the first bearing is fixedly sleeved with the outer side of the corresponding rotating shaft 13, the two sides of the top of the transverse plate 7 are provided with first round holes 8, the first round holes 8 are internally and fixedly provided with second bearings, the inner ring of the second bearings is welded and sleeved with the outer sides of the corresponding internal thread sleeves 9, the top of the transverse plate 7 is fixedly connected with two third bearings, the inner ring of each third bearing is fixedly sleeved with the outer side of the corresponding rotating shaft 13, the inner wall of the top of the rectangular accommodating groove 17 is provided with four second round holes, the inner wall of each second round hole is slidably connected with the outer side of the corresponding vertical rod 20, the bottom end of the vertical rod 20 is provided with a circular groove 28, the inner wall of the circular groove 28 is connected with the outer side of the corresponding guide rod 26 in a sliding manner, the inner wall of the right side of the circular groove 28 is provided with a limiting hole 30, the top of the right side of the guide rod 26 is fixedly connected with a limiting block 29, the limiting block 29 is connected with the corresponding limiting hole 30 in a sliding manner, the top of the lifting plate 21 is provided with four rectangular guide round holes, the inner walls of the guide round holes are connected with the outer side of the corresponding guide rod 26 in a sliding manner, and the inner walls of the front side and the rear side of the rectangular hole 5 are respectively in sliding contact with the front side and the rear side of the transverse plate 7. The use requirement is met.

In this embodiment, when the blood filter body 100 is used, before the four traveling wheels 24 are stored, a person can conveniently move the blood filter body 100, when the blood filter body moves on uneven ground, when the traveling wheels 24 move to the raised ground, the raised ground extrudes the corresponding traveling wheels 24, the extruding force drives the traveling wheels 24 to move upwards, the traveling wheels 24 drive the corresponding mounting seats 25 to move upwards, the mounting seats 25 drive the corresponding guide rods 26 to slide upwards in the circular grooves 28, the mounting seats 25 upwards compress the corresponding two buffer springs 27, and under the elastic force action of the buffer springs 27, an elastic buffering effect can be achieved, the phenomenon that rigid vibration impact force is transmitted upwards due to extrusion impact is reduced, so that the rigid vibration impact force on the blood filter body 100 is reduced, and the risk that the blood filter body is damaged by vibration impact is reduced;

after moving to a required position, when parking, the driving motor 16 is started in a forward direction, the driving motor 16 drives the fourth bevel gear 15 to rotate, the fourth bevel gear 15 drives the two third bevel gears 14 engaged with the fourth bevel gear to rotate, the third bevel gears 14 drive the second bevel gears 11 to rotate through the corresponding rotating shafts 13, the second bevel gears 11 drive the internal thread sleeves 9 to rotate through the corresponding first bevel gears 10, the internal thread sleeves 9 rotate and move upwards on the corresponding screw rods 6, at the moment, the two internal thread sleeves 9 drive the transverse plate 7 to move upwards through the two second bearings, the transverse plate 7 gradually releases the extrusion force on the plurality of balls 19 upwards, at the moment, the elastic forces of the plurality of compression springs 23 in a compression state respectively drive the corresponding lifting plates 21 to move upwards, the lifting plates 21 drive the pressing plates 18 to move upwards through the corresponding four vertical rods 20, and the pressing plates 18 drive the corresponding balls 19 to move upwards, meanwhile, the lifting plate 21 drives the mounting seat 25 to move upwards through the corresponding buffer spring 27, the mounting seat 25 drives the corresponding travelling wheels 24 to move upwards and store the travelling wheels into the rectangular storage groove 17, at the moment, the U-shaped base 1 is supported at the bottom, the contact friction area with the ground is increased, the parking stability is improved, and the bottom is not suspended, so that the whole device falls by self weight after the travelling wheels 24 are stored, the space occupied by the bottom of the travelling wheels 24 is offset, and the whole height is unchanged within the range of offsetting the space;

when the height of the hemofilter body 100 is adjusted, the driving motor 16 is continuously started in the forward direction, which is the same as the movement direction of the forward starting driving motor 16 in the same way, at the moment, the transverse plate 7 continuously moves upwards and drives the two mounting plates 2 to move upwards, the mounting plates 2 drive the corresponding rectangular grooves 3 to slide on the outer sides of the support plates 4, meanwhile, the mounting plates 2 drive the hemofilter body 100 to move upwards, at the moment, the height of the hemofilter body 100 changes, after the height is properly adjusted, the driving motor 16 is stopped, and at the moment, under the thread locking force of the inner thread sleeve 9 and the screw 6, the blood filter body 100 after adjustment is fixed, so that the height of the hemofilter body 100 can be quickly adjusted according to actual needs;

after the use, when needing to remove once more, reverse start driving motor 16, the direction of motion that is totally opposite with forward start driving motor 16 with the same reason, diaphragm 7 changes the downstream into this moment, and drive hemofilter body 100 through two mounting panels 2 and move back downwards, diaphragm 7 extrudees a plurality of balls 19 downwards, under the extrusion force, balls 19 move down and drive corresponding clamp plate 18 and move down, clamp plate 18 drives lifter plate 21 through four montants 20 that correspond and moves down, lifter plate 21 compresses a plurality of corresponding compression spring 23 downwards, lifter plate 21 drives mount pad 25 through a plurality of buffer spring 27 that correspond simultaneously and moves down, mount pad 25 drives corresponding walking wheel 24 and shifts out, alright remove once more.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.