CN210357240U

CN210357240U - Pipette rack

Info

Publication number: CN210357240U
Application number: CN201921008912.8U
Authority: CN
Inventors: 牛选民; 乔海娇; 赵紫君; 刘占通; 王朋飞; 段文涛; 段天奎
Original assignee: Jiyuan Yangguang Rabbit Industry Technology Co ltd
Current assignee: Jiyuan Yangguang Rabbit Industry Technology Co ltd
Priority date: 2019-07-01
Filing date: 2019-07-01
Publication date: 2020-04-21
Anticipated expiration: 2029-07-01

Abstract

The utility model relates to a pipette rack, including the base, the base upper end is fixed with the first bracing piece of vertical setting, and the lower extreme of first bracing piece is provided with the supporting disk, and the edge of supporting disk evenly is provided with the second bracing piece, is provided with the lead screw on the supporting disk, is fixed with the handle that the symmetry set up on the supporting disk circumference lateral wall, and the top of supporting disk is provided with the collecting tank, has seted up the blowhole on the bottom plate of collecting tank, and the blowhole is linked together with "L" type pipe. A first tray is fixed above the liquid collecting tank, a circular truncated cone through hole is formed in the first tray, a second tray is fixed above the first tray, a cylindrical through hole is formed in the second tray, and the central lines of the circular truncated cone through hole and the cylindrical through hole are on the same straight line. The utility model discloses improve that the principle is simple, convenient operation saves time, has avoided the laboratory bench to be polluted by the weeping, and it is convenient to move, can accurate quick positioning pipette, avoids pipette sharp mouth department to break advantages such as damage.

Description

Pipette rack

Technical Field

The utility model relates to a plant uses chemical experiment device, in particular to pipette rack.

Background

The pipette is a measuring device which is commonly used in physical and chemical experiments and accurately transfers a certain volume of solution, and is a slender glass tube with an expansion part in the middle and a sharp mouth opening at the lower end. At present, in various laboratories, pipettes are usually placed on simple fixing supports, and in the placing process, the pipettes are difficult to vertically place, the tips of the pipettes are easy to touch a tray and break and damage the tray, and the pipettes are in a horizontal seven-vertical eight-inclined state when placed. The pipette often has remaining solution on placing the support in the pipette, and remaining solution can leak to the tray along pipette point mouth drippage, trickles and pollutes the workstation on the workstation. And the pipette rack can not be adjusted from top to bottom, because the height of the experimenter is different, the experimenter is taken to deposit the pipette and is caused inconveniently, and the pipette is easily damaged due to low working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve prior art's weak point, provide a pipette rack, the vertical location of the pipette of being convenient for is put into, has reduced between the pipette because of the slope collides the damage each other, has avoided the pollution to the workstation. The technical scheme is as follows:

a pipette placing rack comprises a conical base, wherein a first supporting rod which is vertically arranged is fixed at the center of the upper end of the base, plate ribs are arranged between the base and the first supporting rod, the number of the plate ribs is at least 2, a supporting disk is arranged at the lower end of the first supporting rod, vertically arranged second supporting rods are uniformly fixed at the edge of the upper end of the supporting disk, the number of the second supporting rods is at least 3, symmetrical handles are fixed on the circumferential outer side wall of the supporting disk, a threaded through hole which points to the center is arranged on the side wall of the supporting disk, a lead screw is connected in the threaded through hole in a threaded manner, an adjusting hand wheel is fixed at the outer end of the lead screw, a liquid collecting tank is arranged above the supporting disk, the liquid collecting tank comprises a bottom plate, a vertically arranged baffle plate is fixed on the periphery of the upper end face of the bottom plate, a vertically arranged cylindrical partition plate is fixed in the middle of, the port department of blowdown pipe is provided with the pipe stopper, the top of collecting tank is fixed with first tray, the round platform through-hole has been seted up on the first tray, the round platform through-hole includes big round platform through-hole and small round platform through-hole, the upper shed diameter of round platform through-hole is greater than the under shed diameter, the top of first tray is fixed with the second tray, the vertical long L of second tray, and 10cm ≦ L ≦ 15cm, cylindrical through-hole has been seted up on the second tray, cylindrical through-hole includes big cylindrical through-hole and small cylindrical through-hole, the central line of round platform through-hole and cylindrical through-hole is on same straight line, the diameter of cylindrical through-hole is the same with the upper shed diameter of round platform through-hole, the under shed diameter of round platform through-hole is less than. Through holes are formed in the supporting disk, the cylinder partition plate, the first tray and the second tray, the supporting disk, the cylinder partition plate, the first tray and the second tray are sequentially connected with the first supporting rod in a sliding mode, a stop block is fixed to the top end of the first supporting rod, and the supporting disk, the cylinder partition plate, the first tray and the second tray are fixedly connected through the second supporting rod.

The utility model has the advantages as follows:

the second tray sets up certain length L, can remain vertical state throughout when being favorable to the pipette to place, sets up the cylindrical through-hole of equidimension not on the second tray, can be applicable to the pipette of different specifications. Set up the round platform through-hole on the first tray, go up the round platform opening and be greater than lower round platform opening, it is fixed to make things convenient for quick location when the pipette is put into, can avoid the pipette point mouth to touch first tray and damage. The liquid collecting tank can collect residual solution in the pipette, and the liquid collecting tank is used for centralized treatment and cleaning, so that the pollution to the environment is avoided. The base sets up to be conical, not only beautifully but also be convenient for more stable placing on table surface, the setting of lath muscle for it is more firm to fix between first vaulting pole and the base, and the setting of lead screw on the supporting disk makes things convenient for in the height of adjusting the rack, makes staff's convenient and fast more when the access pipette, improves staff's work efficiency. The setting of first vaulting pole upper end dog can be given and place the dish spacing, is unlikely to place the dish because of staff misoperation damage. The handle is arranged, so that the pipette placing frame can be conveniently moved and carried. The adjustment handwheel is arranged to facilitate the rotation of the screw rod.

To sum up, the utility model discloses be convenient for the vertical location of pipette is put into, has avoided damaging because of the slope collides each other between the pipette, has reduced the pollution to the workstation, makes things convenient for staff's operation, improves work efficiency.

Drawings

FIG. 1 is a schematic structural diagram (I) of the present invention;

FIG. 2 is a schematic structural diagram (II) of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is a schematic sectional view of the present invention.

Reference numerals: 1. a base; 2. a support disc; 3. a liquid collecting tank; 4. a first tray; 5. a second tray; 11. a plate rib; 12. a first stay bar; 13. a second stay bar; 14. a stopper; 21. a threaded through hole; 22. a lead screw; 23. adjusting a hand wheel; 24. a handle; 31. a base plate; 32. a baffle plate; 33. a cylindrical partition plate; 34. a sewage draining hole; 35. a waste pipe; 36. a catheter plug; 41. a large circular platform through hole; 42. a small circular platform through hole; 51. a large cylindrical through hole; 52. a small cylindrical through hole.

Detailed Description

As shown in fig. 1-5, a pipette placing rack comprises a base 1, wherein the base 1 is a conical structure, a first support rod 12 which is vertically arranged is fixed at the center of the upper end of the base 1, a plate rib 11 is arranged between the base 1 and the first support rod 12, and the number of the plate ribs 11 is at least 2. The lower extreme of first bracing piece 12 is fixed with supporting disk 2, and the peripheral second bracing piece 13 that evenly is fixed with vertical setting of the up end of supporting disk 2, and the lateral wall of supporting disk 2 is towards center department and is seted up the screw through hole 21 of symmetry, and threaded connection has lead screw 22 in the screw through hole 21, and lead screw 22's outer end is fixed with adjusting hand wheel 23, and lead screw 22's the inner contacts with first bracing piece 12 top is tight. Handles 24 which are symmetrically arranged are fixed on the outer side wall of the supporting plate 2. The top of supporting disk 2 is fixed with the collecting tank 3 through second bracing piece 13, and collecting tank 3 includes bottom plate 31, and the periphery of bottom plate 31 is fixed with the baffle 32 of vertical setting, and bottom plate 31 center department is fixed with the cylinder baffle 33 of vertical setting, has seted up blowoff hole 34 on the bottom plate 31, and the bottom intercommunication of blowoff hole 34 has "L" type blowdown pipe 35, and the port department of blowdown pipe 35 is equipped with pipe stopper 36. A first tray 4 is fixed above the liquid collecting tank 3 through a second support rod 13, a large circular table through hole 41 and a small circular table through hole 42 are formed in the first tray 4, and the large circular table through hole 41 and the small circular table through hole 42 are both provided with upper openings larger than lower openings. A second tray 5 is fixed above the first tray 4 through a second support rod 13, the length of the second tray 5 is L, L is less than or equal to 10cm and less than or equal to 12cm, a large cylindrical through hole 51 and a small cylindrical through hole 52 are formed in the second tray 5, the central lines of the large cylindrical through hole 41 and the large cylindrical through hole 51 are located on the same straight line, the central lines of the small cylindrical through hole 42 and the small cylindrical through hole 52 are located on the same straight line, the large cylindrical through hole 41 corresponds to the large cylindrical through hole 51, and the small cylindrical through hole 42 corresponds to the small cylindrical through hole 52. Through holes are formed in the supporting disc 2, the cylinder partition plate 33, the first tray 4 and the second tray 5, the supporting disc 2, the cylinder partition plate 33, the first tray 4 and the second tray 5 are connected to the first support rod 12 in a sliding mode, and the stop block 14 is fixed to the top end of the first support rod 12.

During the use, the staff can pass through the handle, carry the work area with the pipette rack, then can be according to the user's height, manual anticlockwise rotation adjusting hand wheel 23, adjusting hand wheel 23 drives lead screw 22 and rotates, lead screw 22 breaks away from the contact with first bracing piece 13, supporting disk 2 can be followed first bracing piece 12 and slided from top to bottom this moment, when the altitude mixture control is to suitable position, clockwise rotation adjusting hand wheel 23, adjusting hand wheel 3 drives lead screw 22 and rotates, lead screw 22 contacts and extrudees with first bracing piece, realize fixed support dish 2, the adjustment height of pipette support can be injectd to dog 14, can not damage equipment because of misoperation. The placing position can be selected according to the diameter of the used pipette, a thicker pipette can be placed in the large cylindrical through hole 51, a thinner pipette can be placed in the small cylindrical through hole 52, the second tray has a length L, the pipette is limited to be placed downwards vertically when being placed, and when a tip at the lower end of the pipette contacts the circular truncated cone through hole on the first tray 4, the pipette is just embedded together, so that the pipette is fixed in the vertical direction. The residual solution in the pipette can be collected in the sump 2, and when cleaning is needed, the catheter plug 36 on the drainage catheter 35 is pulled out manually, and the catheter plug 36 is plugged after the residual solution is discharged.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a pipette rack, includes the base, and the upper end center department of base is fixed with the first bracing piece of vertical setting, and the lower extreme of first bracing piece is provided with the supporting disk, and the upper end edge of supporting disk is fixed with the second bracing piece of vertical setting, its characterized in that: the supporting disc comprises a supporting disc side wall, a threaded through hole pointing to the center is formed in the side wall of the supporting disc, a lead screw is connected to the threaded through hole in a threaded mode, an adjusting hand wheel is fixed to the outer end of the lead screw, a liquid collecting tank is arranged above the supporting disc and comprises a bottom plate, a vertically-arranged baffle is fixed to the periphery of the upper end face of the bottom plate, a vertically-arranged cylinder partition plate is fixed to the middle of the bottom plate, a sewage discharge hole is formed in the bottom plate, the lower end of the sewage discharge hole is communicated with an L-shaped sewage discharge guide pipe, a first tray is fixed to the upper portion of the liquid collecting tank, a round table through hole is formed in the first tray, a second tray is fixed to the upper portion of the first tray, a cylindrical through hole is formed in the second tray, the central lines of the round table through hole and the cylindrical through hole are in the same straight line, The first tray and the second tray are fixedly connected through a second supporting rod.

2. The pipette rack of claim 1, wherein: the base is a cone.

3. The pipette rack of claim 2, wherein: a duct plug is arranged at the port of the sewage discharge duct.

4. The pipette rack of claim 3, wherein: be provided with the slab muscle between base and the first bracing piece, slab muscle quantity is 2 at least.

5. The pipette rack of claim 4, wherein: symmetrical handles are fixed on the side walls of the supporting plate.

6. The pipette rack of claim 5, wherein: the diameter of the upper opening of the circular truncated cone through hole is larger than that of the lower opening.

7. The pipette rack of claim 6, wherein: the circular truncated cone through holes comprise large circular truncated cone through holes and small circular truncated cone through holes, the cylindrical through holes comprise large cylindrical through holes and small cylindrical through holes, the large circular truncated cone through holes correspond to the large circular truncated cone through holes, and the small circular truncated cone through holes correspond to the small circular truncated cone through holes.

8. The pipette rack of claim 7, wherein: the second tray is vertically long L, and 10cm < L < 12 cm.

9. The pipette rack of claim 8, wherein: the number of the second support rods is at least 3.

10. The pipette rack of any of claims 1 to 9, characterized in that: the top end of the first supporting rod is fixed with a stop block.