CN211302165U

CN211302165U - Pump flow handling frame

Info

Publication number: CN211302165U
Application number: CN201922187540.6U
Authority: CN
Inventors: 朱姝; 王莲; 刘开运; 孙巧娜
Original assignee: Shanghai Taiyu Biotechnology Co ltd
Current assignee: Shanghai Taiyu Biotechnology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-08-21
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a pump flow handling frame, including lower panel, the top both sides fixed mounting of lower panel has the support column, the lift chamber has all been seted up at the top of two support columns, the lift intracavity is provided with elevating system, the activity of movable rod bottom sets up at the lift intracavity, two movable rod top fixed mounting have upper panel, set up a plurality of through-holes of placing that are used for holding the syringe on the upper panel, every through-hole of placing corresponds and is provided with an air inlet pipe, a plurality of air inlet pipes one end all is connected to on the gas distribution spare, the gas distribution spare passes through the hose and links to each other with the air pump, the equal fixedly connected with elastic component in relative both sides of placing the through-hole inner wall, the free end of elastic component is the first arc of fixedly connected with and second arc respectively, place through-hole one side and set up the locking through-hole that runs. It can be fixed to the syringe of different diameter size, and accommodation is wider, and can adjust the height of syringe.

Description

Pump flow handling frame

Technical Field

The utility model relates to an auxiliary detection equipment in the immunoaffinity column detection field, concretely relates to pump flow handling frame.

Background

The pump flow operation frame is a device which is frequently used in a laboratory and used for extracting and purifying samples, has the same effect as a solid phase extraction device, but is an open device and applies positive pressure, while the solid phase extraction device is a sealed system and applies negative pressure to force the samples to pass through a column. The pump flow rack can be used to assist in the use of immunoaffinity/solid phase extraction columns, while also providing a series of accessories for use with the pump flow rack.

However, because the volumes of samples to be detected are different, injectors with different diameters are required to be used, the size of a through hole for placing the injector on the conventional pump flow operating frame is specific, the injector with different diameters cannot be accommodated at the same time, and the practicability is poor; and when using, the extract in the syringe can flow out from the affinity column bottom after affinity column reacts, therefore need place a waste liquid receiving container below the affinity column, and in order to adapt to the absorption reaction of different materials, the length of affinity column and syringe that use is different, this just leads to the distance between affinity column bottom and the waste liquid receiving container too big or undersize, when the distance between affinity column bottom and the waste liquid receiving container is too big, the waste liquid splashes out easily when dripping to the waste liquid receiving container, cause the surrounding environment pollution, when the distance between affinity column bottom and the waste liquid receiving container is too little, this just leads to carrying out normal experimental operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that exists among the above-mentioned background art, the utility model aims to provide a pump flow handling frame, it can be fixed the syringe of different diameters size, and accommodation is wider, and can highly adjust the syringe for the phenomenon of splashing can not take place when liquid after the reaction drips to waste liquid receiving container.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pump flow operation frame, which comprises a lower panel, an upper panel, support columns, movable rods, an air pump, a hose, a gas distribution component and an air inlet pipe, wherein the support columns are fixedly arranged on two sides of the top of the lower panel, lifting cavities are arranged on the tops of the two support columns, a lifting mechanism is arranged in each lifting cavity, the bottoms of the movable rods are movably arranged in the lifting cavities, the movable rods can move up and down in the lifting cavities under the action of the lifting mechanism, the tops of the two movable rods are fixedly provided with the upper panel, the upper panel is provided with a plurality of placing through holes for accommodating injectors, each placing through hole is correspondingly provided with one air inlet pipe, one end of each air inlet pipe is connected to the gas distribution component, the gas distribution component is connected with the air pump through the hose, and elastic components are fixedly connected on two opposite sides of the inner wall of the placing through holes, the free end of elastic component is fixedly connected with first arc and second arc respectively, place through-hole one side and set up the locking through-hole that runs through, the locking through-hole is located between first arc and the second arc, the locking through-hole inner wall is equipped with the internal thread, just be equipped with locking bolt in the locking through-hole, the locking bolt outside be equipped with internal thread assorted external screw thread.

Further improve and lie in, elevating system includes casing, gear, dwang, the hand pole of L shape and tooth piece, the rectangle through-hole that runs through is seted up to support column upper portion one side, the fixed casing that is provided with in the rectangle through-hole outside, be provided with the gear in the casing, a gear part passes the rectangle through-hole and stretches into to the lift intracavity, the movable rod is close to gear one side along vertical direction fixed be provided with the tooth piece that the equidistance of gear engaged with was arranged, the dwang sets up in the casing, just the dwang with the movable rod sets up perpendicularly, the gear is fixed to be set up the dwang outside, dwang one end pass through the bearing with the casing inside wall rotates and connects, the dwang other end runs through casing one side and with be located the hand pole of L shape in the casing outside is connected. During the use, wave the gear revolve on the hand pole of L shape drives the dwang, gear and the flight interact on the movable rod, will drive the movable rod and go up and down the motion in the lift intracavity, and then can adjust the distance between upper panel and the lower panel, and then can adjust and place the height between the waste liquid receiving container on through-hole inner syringe and the lower panel and adjust, with the affinity post that adapts to different length, the phenomenon of splashing can not take place when making the liquid drip after the reaction in the affinity post to the waste liquid receiving container.

The further improvement lies in that the height of rectangle through-hole is less than the diameter of gear, preferably, one fifth of gear volume is located the lift intracavity, and the movable rod bottom is provided with the stopper. The limiting block is arranged, so that the movable rod can be effectively limited, the movable rod is prevented from being separated from the lifting cavity, and the normal use of the instrument is ensured; through setting up the rectangle through-hole for the gear has fine transmission effect, and the up-and-down motion of movable rod is more steady.

The improved structure is characterized in that an elastic cushion pad is arranged at one end, close to the inner end of the placing through hole, of the locking bolt, and a locking handle is fixedly arranged at one end, far away from the placing through hole, of the locking bolt. The elastic buffer cushion has a certain buffer effect, can avoid crushing the injector under the pressure effect of the locking bolt, and is convenient for controlling the fixing force of the locking bolt on the injector by arranging the locking handle.

The further improvement lies in that the top of the lower panel and the corresponding part of the placing through hole are respectively provided with a waste liquid receiving container, and liquid absorbing cotton is arranged in the waste liquid receiving container. The liquid absorption cotton has certain buffering performance, and can absorb the power when the liquid after reaction drips, so that the liquid after reaction smoothly flows into the waste liquid receiving container, and the splashing of the liquid after reaction is further avoided.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the syringes with different diameters can be fixed by the elastic part, the first arc-shaped plate and the second arc-shaped plate which are arranged in the placing through hole, and under the action of the elastic part, the fixing force of the first arc-shaped plate and the second arc-shaped plate which act on the outside of the syringe has certain buffering effect, so that the damage of the syringe caused by overlarge pressure can be avoided; meanwhile, the injector placed in the through hole can be further locked and fixed by arranging the locking through hole and the locking bolt; in addition, under elevating system's effect, the movable rod can be at the lift intracavity up-and-down motion at support column top, has realized adjusting the distance between upper panel and the lower panel, and then can adjust and place the height between the waste liquid receiving container on syringe and the lower panel in the through-hole and adjust to adapt to the affinity post of different length, can not take place the phenomenon of splashing when making liquid after the reaction drip to the waste liquid receiving container in the affinity post.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a front view of a pump flow operating frame of the present invention;

fig. 2 is a side view of the pump flow operating frame of the present invention;

FIG. 3 is a schematic structural view of a middle support pillar of the present invention;

fig. 4 is a schematic structural view of the interior of the housing of the present invention;

fig. 5 is a schematic structural view of the upper panel of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 5;

wherein, the specific reference numbers are: lower panel 1, upper panel 2 place through-hole 3, elastic component 4, first arc 5, second arc 6, locking through-hole 7, locking bolt 8, elastic buffer 9, locking handle 10, waste liquid receiving container 11, support column 12, lift chamber 13, movable rod 14, casing 16, gear 17, dwang 18, L shape hand pole 19, tooth 20, stopper 21, hose 22, gas distribution spare 23, air inlet pipe 24, air pump 25, syringe 26.

Detailed Description

The embodiment of the utility model discloses a pump flow operation frame, as shown in fig. 1 and fig. 2, comprising a lower panel 1, an upper panel 2, support columns 12, movable rods 14, an air pump 25, a hose 22, a gas distribution member 23 and an air inlet pipe 24, wherein the support columns 12 are fixedly arranged on both sides of the top of the lower panel 1, a lifting cavity 13 is arranged on the top of each of the two support columns 12, a lifting mechanism is arranged in the lifting cavity 13, the bottom of each movable rod 14 is movably arranged in the lifting cavity 13, the movable rods 14 can move up and down in the lifting cavity 13 under the action of the lifting mechanism, the top of each movable rod 14 is fixedly provided with an upper panel 2, as shown in fig. 5, the upper panel 2 is provided with a plurality of placing through holes 3 for accommodating syringes 26, in the embodiment, the upper panel 2 is respectively provided with four placing through holes 3 on both sides of the support columns 12, each placing through hole 3 is correspondingly provided with an air inlet pipe 24, four that lie in one side place on through-hole 3 is connected to a gas distribution part 23 through air induction pipe 24 respectively, two gas distribution parts 23 link to each other with air pump 25 through hose 22 respectively, as shown in fig. 6, the equal fixedly connected with elastic component 4 in the relative both sides of placing through-hole 3 inner wall, the first arc 5 of fixedly connected with and second arc 6 are distinguished to the free end of elastic component 4, place through-hole 3 one side and set up the locking through-hole 7 that runs through, locking through-hole 7 is located between first arc 5 and the second arc 6, locking through-hole 7 inner wall is equipped with the internal thread, and be equipped with locking bolt 8 in the locking through-hole 7, the locking bolt 8 outside be equipped with internal thread assorted external screw thread. The syringes 26 with different diameters can be fixed by the elastic part 4, the first arc-shaped plate 5 and the second arc-shaped plate 6 which are arranged in the placing through hole 3, and under the action of the elastic part 4, the fixing force of the first arc-shaped plate 5 and the second arc-shaped plate 6 which acts on the outer side of the syringes 26 has a certain buffering effect, so that the syringes 26 can be prevented from being damaged due to overlarge pressure; meanwhile, the injector 26 placed in the through hole 3 can be further locked and fixed by arranging the locking through hole 7 and the locking bolt 8; in addition, under elevating system's effect, movable rod 14 can be in the lift chamber 13 at support column 12 top up-and-down motion, realized adjusting the distance between upper panel 2 and lower panel 1, and then can adjust and place the height between waste liquid receiving container 11 on syringe 26 and the lower panel 1 in through-hole 3 and adjust to adapt to the affinity post of different length, can not take place the phenomenon of splashing when making the liquid after the reaction drip to waste liquid receiving container 11 in the affinity post.

Wherein, as shown in fig. 3 and 4, elevating system includes casing 16, gear 17, the dwang 18, L shape hand lever 19, the tooth piece 20, the rectangle through-hole that runs through has been seted up to support column 12 upper portion one side, the fixed casing 16 that is provided with in the rectangle through-hole outside, be provided with gear 17 in the casing 16, gear 17 partly passes the rectangle through-hole and stretches into to lift intracavity 13, movable rod 14 is close to and is provided with the tooth piece 20 of equidistance range with gear 17 engaged with along vertical direction is fixed on one side of gear 17, dwang 18 sets up in casing 16, and dwang 18 sets up with movable rod 14 is perpendicular, gear 17 is fixed to be set up in the dwang 18 outside, dwang 18 one end is passed through the bearing and is connected with the rotation of casing 16 inside wall, dwang 18 other end runs through casing 16 one side and is connected. During the use, wave gear 17 rotation on L shape hand lever 19 drive dwang 18, gear 17 and the 20 interact of tooth piece on the movable rod 14, will drive movable rod 14 up-and-down motion in lift chamber 13, and then can adjust the distance between upper panel 2 and lower panel 1, and then can adjust the height of placing between waste liquid receiving container 11 on syringe 26 and the lower panel 1 in the through-hole 3 and adjust, in order to adapt to the affinity post of different length, can not take place the phenomenon of splashing when making the liquid drippage after the reaction in the affinity post to waste liquid receiving container 11.

Wherein, the height of rectangle through-hole is less than the diameter of gear 17, and preferably, the quarter of gear 17 volume is located lift chamber 13, and movable rod 14 bottom is provided with stopper 21. By arranging the limiting block 21, the movable rod 14 can be effectively limited, the movable rod 14 is prevented from being separated from the lifting cavity 13, and the normal use of the instrument is ensured; by setting the rectangular through hole, the gear 17 has a good transmission effect, and the up-and-down movement of the movable rod 14 is more stable.

Wherein, locking bolt 8 is close to and places the interior one end of through-hole 3 and is provided with elastic buffer pad 9, and locking bolt 8 keeps away from the one end fixed locking handle 10 that is provided with of placing through-hole 3. The elastic buffer cushion 9 has a certain buffer function, can avoid crushing the injector 26 under the pressure action of the locking bolt 8, and is convenient for controlling the fixing force of the locking bolt 8 to the injector 26 by arranging the locking handle 10.

Wherein, the top of the lower panel 1 and the corresponding part of the placing through hole 3 are respectively provided with a waste liquid receiving container 11, and the waste liquid receiving container 11 is internally provided with liquid absorbing cotton. The liquid absorption cotton has certain buffering performance, and can absorb the power generated when the reacted liquid drops, so that the reacted liquid smoothly flows into the waste liquid receiving container 11, and the splashing of the reacted liquid is further avoided.

It is right to have used specific individual example above the utility model discloses expound, only be used for helping to understand the utility model discloses, not be used for the restriction the utility model discloses. To the technical field of the utility model technical personnel, the foundation the utility model discloses an idea can also be made a plurality of simple deductions, warp or replacement.

Claims

1. A pump flow operation frame is characterized by comprising a lower panel, an upper panel, support columns, movable rods, an air pump, a hose, a gas distribution part and an air inlet pipe, wherein the support columns are fixedly arranged on two sides of the top of the lower panel, lifting cavities are formed in the tops of the two support columns, a lifting mechanism is arranged in each lifting cavity, the bottoms of the movable rods are movably arranged in the lifting cavities, the movable rods can move up and down in the lifting cavities under the action of the lifting mechanism, the tops of the two movable rods are fixedly provided with the upper panel, the upper panel is provided with a plurality of placing through holes for accommodating injectors, each placing through hole is correspondingly provided with one air inlet pipe, one end of each air inlet pipe is connected to the gas distribution part, and the gas distribution part is connected with the air pump through the hose, the locking device is characterized in that elastic pieces are fixedly connected to two opposite sides of the inner wall of the through hole, the free ends of the elastic pieces are fixedly connected with a first arc plate and a second arc plate respectively, a through locking through hole is formed in one side of the through hole, the through locking through hole is located between the first arc plate and the second arc plate, an internal thread is arranged on the inner wall of the through locking through hole, a locking bolt is arranged in the through locking through hole, and an external thread matched with the internal thread is arranged on the outer side of the locking bolt.

2. The pump flow console of claim 1, wherein the lifting mechanism comprises a housing, a gear, a rotating lever, an L-shaped hand lever, and a tooth plate, a through rectangular through hole is arranged at one side of the upper part of the supporting column, a shell is fixedly arranged at the outer side of the rectangular through hole, a gear is arranged in the shell, one part of the gear passes through the rectangular through hole and extends into the lifting cavity, the movable rod is fixedly provided with tooth sheets which are meshed with the gear and are arranged at equal intervals along the vertical direction close to one side of the gear, the rotating rod is arranged in the shell, the rotating rod is perpendicular to the movable rod, the gear is fixedly arranged outside the rotating rod, dwang one end pass through the bearing with the casing inside wall rotates and is connected, the dwang other end runs through casing one side and with be located the L shape hand rocker in the casing outside is connected.

3. The pump-flow operating frame of claim 2, wherein the height of the rectangular through hole is smaller than the diameter of the gear, and a stopper is disposed at the bottom of the movable rod.

4. The pump-flow operating frame of claim 1, wherein an elastic cushion is disposed at an end of the locking bolt close to the placing through hole, and a locking handle is fixedly disposed at an end of the locking bolt far from the placing through hole.

5. The pump flow handling frame of claim 1, wherein waste liquid receiving containers are disposed at positions on the top of the lower panel corresponding to the placement through holes, and liquid absorbing cotton is disposed in the waste liquid receiving containers.