Test tube rack with adjustable inclination angle

Abstract

The utility model relates to the technical field of chemical appliances, in particular to an inclination angle adjustable test tube rack which comprises a bottom plate, two side plates, a mounting rack and an adjusting structure, the two side plates are fixedly connected with the bottom plate, the mounting rack is rotatably connected with the two side plates, and the adjusting structure comprises a first threaded rod, a sliding block, a first nut, a rotating block, a telescopic rod and a mounting assembly. The first threaded rod is fixedly connected with the bottom plate, one end of the sliding block is slidably connected with the first threaded rod, one end of the first nut is in threaded connection with the first threaded rod, the other end of the first nut is rotatably connected with the sliding block, the rotating block is rotatably connected with the sliding block, and one end of the telescopic rod is fixedly connected with the rotating block. Through the arrangement of the structure, the problems that most of traditional test tube racks can only be used for fixedly placing test tubes, and the inclination angles of the test tubes cannot be adjusted according to experiment requirements are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical instrument technical field especially relates to a kind of adjustable inclination angle test tube rack. BACKGROUND

[0002] The application of test tube rack can help experimental staff avoid direct contact with test tube, so as to ensure the safety of experimental operation. Since some chemical reagents are more dangerous, if appropriate safety measures are not taken, experimental accidents may occur. Using test tube rack for test tube operation can effectively avoid the danger of experimental personnel directly contacting test tubes.

[0003] Most of the traditional test tube racks can only fix the test tubes, and cannot adjust the inclination angle of the test tubes according to the experimental requirements. The test tube rack of the present scheme adopts a simple mechanical structure, avoiding complex transmission mechanisms and electronic components, reducing manufacturing cost and maintenance difficulty. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of adjustable inclination angle test tube rack, solve the problem that most of the traditional test tube racks can only fix the test tubes, and cannot adjust the inclination angle of the test tubes according to the experimental requirements.

[0005] To achieve the above-mentioned purpose, the utility model provides a kind of adjustable inclination angle test tube rack, including bottom plate, two side plates, mounting bracket and adjusting structure, two side plates are fixedly connected with bottom plate and located at both sides of bottom plate, mounting bracket is rotatably connected with two side plates and located between two side plates, adjusting structure includes first threaded rod, sliding block, first nut, rotating block, telescopic rod and installation assembly, first threaded rod is fixedly connected with bottom plate and located on the surface of bottom plate, one end of sliding block is slidably connected with first threaded rod and wrapped on the surface of first threaded rod, one end of first nut is threadedly connected with first threaded rod, the other end of first nut is rotatably connected with sliding block and located at one side of sliding block, rotating block is rotatably connected with sliding block and located above sliding block, one end of telescopic rod is fixedly connected with rotating block, the other end of telescopic rod is fixedly connected with mounting bracket, installation assembly is arranged above mounting bracket.

[0006] Among them, adjusting structure further includes pointer and scale line, scale line is fixedly connected with bottom plate and located at one end of first threaded rod, pointer is fixedly connected with sliding block and located at one side of sliding block.

[0007] The installation assembly comprises a top plate, a moving plate, an adjusting structure, a plurality of limiting rings, a plurality of fixing strips and a plurality of fixing rings, the top plate is fixedly connected with the mounting frame and located above the mounting frame, the moving plate is arranged below the top plate, the surface of the top plate is uniformly provided with a plurality of round holes, a plurality of the fixing strips are fixedly connected with the top plate and respectively arranged on the two sides of the round holes, a plurality of the fixing rings are fixedly connected with the corresponding fixing strips and located below the round holes, a plurality of the limiting rings are fixedly connected with the moving plate and located below the fixing rings, and the adjusting structure is arranged below the moving plate.

[0008] The adjusting structure comprises a second threaded rod, a second nut, a moving strip and a moving block, the second threaded rod is fixedly connected with the mounting frame and located below the moving plate, the moving block is sleeved below the moving block, one end of the moving strip is rotationally connected with the moving block, the other end of the moving strip is rotationally connected with the moving block, one end of the second nut is rotationally connected with the moving block, and the other end of the second nut is threadedly connected with the second threaded rod and located on one side of the moving block.

[0009] The adjustable inclined-angle test tube rack further comprises a plurality of protruding blocks, and the plurality of protruding blocks are fixedly connected with the top plate and respectively arranged on the two sides of the corresponding round holes.

[0010] The first threaded rod is fixedly connected with the bottom plate and located on the surface of the bottom plate, one end of the sliding block is slidingly connected with the first threaded rod and covered on the surface of the first threaded rod, one end of the first nut is threadedly connected with the first threaded rod, the other end of the first nut is rotationally connected with the sliding block and located on one side of the sliding block, the rotating block is rotationally connected with the sliding block and located above the sliding block, one end of the telescopic rod is fixedly connected with the rotating block, and the other end of the telescopic rod is fixedly connected with the mounting frame, the installation assembly is arranged above the mounting frame, the test tube is placed on the installation assembly, the first nut is rotated, the first nut is internally provided with a snap ring, the moving block is driven to move by the first nut, the telescopic rod moves along with the sliding block, the telescopic rod is correspondingly telescoped, the other end of the telescopic rod drives the mounting frame to move, the mounting frame is correspondingly inclined, the operation is simple, the angle is accurately controlled by adjusting the threads. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0012] Figure 1 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application.

[0013] Figure 2 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application. Figure 1 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application.

[0014] Figure 3 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application.

[0015] Figure 4 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application. Figure 3 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application.

[0016] 1-bottom plate, 2-side plate, 3-mounting frame, 4-protruding block, 5-first threaded rod, 6-sliding block, 7-first nut, 8-rotating block, 9-extension rod, 10-pointer, 11-scale line, 12-top plate, 13-moving plate, 14-limiting ring, 15-fixing strip, 16-fixing ring, 17-second threaded rod, 18-second nut, 19-moving strip, 20-moving block, 21-round hole. DETAILED DESCRIPTION

[0017] The embodiments of the present application will be described in detail below, and the examples of the embodiments are shown in the drawings. The embodiments described below by referring to the drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0018] Please refer to Figures 1-4 , wherein, Figure 1 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application, Figure 2 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application, Figure 1 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application, Figure 3 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application, Figure 4 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application, Figure 3 is a structural schematic view of the test tube rack with adjustable inclination angle of the present application.

[0019] The utility model provides a kind of adjustable inclination angle test tube rack, including bottom plate 1, two side plates 2, mounting frame 3, adjusting structure and several convex blocks 4, the adjusting structure includes first threaded rod 5, sliding block 6, first nut 7, rotating block 8, telescopic rod 9, pointer 10, scale line 11 and mounting assembly, the mounting assembly includes top plate 12, moving plate 13, adjusting structure, several limit rings 14, several fixed strips 15 and several fixed rings 16, the adjusting structure includes second threaded rod 17, second nut 18, moving strip 19 and moving block 20, the foregoing scheme has solved the problem that traditional test tube rack can only be fixed to place test tube, cannot adjust the inclination angle of test tube according to experimental demand.

[0020] For this specific embodiment, two side plates 2 are fixedly connected to the bottom plate 1 and located on both sides of the bottom plate 1, the mounting frame 3 is rotatably connected to the two side plates 2 and located between the two side plates 2, the first threaded rod 5 is fixedly connected to the bottom plate 1 and located on the surface of the bottom plate 1, one end of the sliding block 6 is slidably connected to the first threaded rod 5 and wrapped around the surface of the first threaded rod 5, one end of the first nut 7 is threadedly connected to the first threaded rod 5, the other end of the first nut 7 is rotatably connected to the sliding block 6 and located on one side of the sliding block 6, the rotating block 8 is rotatably connected to the sliding block 6 and located above the sliding block 6, one end of the telescopic rod 9 is fixedly connected to the rotating block 8, the other end of the telescopic rod 9 is fixedly connected to the mounting frame 3, the mounting assembly is arranged above the mounting frame 3, the test tube is placed on the mounting assembly, the first nut 7 is rotated, the first nut 7 has a snap ring inside, the first nut 7 drives the moving block 20 to move, the telescopic rod 9 moves with the sliding block 6, the telescopic rod 9 correspondingly telescopes, the other end of the telescopic rod 9 drives the mounting frame 3 to move, so that the mounting frame 3 correspondingly inclines, the operation is simple, and the angle is accurately controlled by adjusting the screw.

[0021] The scale line 11 is fixedly connected to the bottom plate 1 and located at one end of the first threaded rod 5, the pointer 10 is fixedly connected to the sliding block 6 and located on one side of the sliding block 6, and the inclination angle of the mounting frame 3 at the corresponding position is marked on the scale line 11.

[0022] Secondly, the top plate 12 and the mounting frame 3 are fixedly connected, and located above the mounting frame 3, the moving plate 13 is arranged below the top plate 12, the surface of the top plate 12 is uniformly provided with a plurality of round holes 21, a plurality of the fixed bars 15 are fixedly connected with the top plate 12 and are arranged on both sides of the round holes 21 respectively, a plurality of the fixed rings 16 are fixedly connected with the corresponding fixed bars 15 and are located below the round holes 21, a plurality of the limiting rings 14 are fixedly connected with the moving plate 13 and are located below the fixed rings 16, the adjusting structure is arranged below the moving plate 13, the test tube is inserted into the top plate 12 through the round hole 21, the fixed ring 16 is clamped at the middle section of the test tube, and the limiting ring 14 is clamped at the bottom of the test tube.

[0023] Secondly, the second threaded rod 17 is fixedly connected with the mounting frame 3 and located below the moving plate 13, the moving block 20 is sleeved below the moving block 20, one end of the moving strip 19 is rotatably connected with the moving block 20, the other end of the moving strip 19 is rotatably connected with the moving block 20, one end of the second nut 18 is rotatably connected with the moving block 20, the other end of the second nut 18 is threadedly connected with the second threaded rod 17 and located on one side of the moving block 20, the second nut 18 is moved on the surface of the second threaded rod 17 by rotating the second nut 18, the second nut 18 is provided with a clamping ring on one side, the moving block 20 is correspondingly moved by the second nut 18, the moving strip 19 pulls the moving plate 13, and the height of the moving plate 13 is changed.

[0024] In addition, a plurality of the protruding blocks 4 are fixedly connected with the top plate 12 and are arranged on both sides of the corresponding round holes 21 respectively, the top of the test tube is provided with a circular ring, the protruding block 4 is clamped at the top of the test tube, the top of the test tube is prevented from contacting the top plate 12, and it is convenient to take.

[0025] In use of the utility model, the test tube is inserted into the middle section of the test tube through the round hole 21 and is clamped by the fixing ring 16 of the top plate 12, the limiting ring 14 is clamped at the bottom of the test tube, the second nut 18 is moved on the surface of the second threaded rod 17 by rotating the second nut 18, the second nut 18 is provided with a clamping ring on one side, the second nut 18 drives the corresponding movement of the moving block 20, the moving strip 19 pulls the moving plate 13, the height of the moving plate 13 is changed, the first nut 7 is provided with a clamping ring in the inside by rotating the first nut 7, the first nut 7 drives the movement of the moving block 20, the telescopic rod 9 moves along with the sliding block 6, the telescopic rod 9 is correspondingly telescopic, the telescopic rod 9 drives the movement of the mounting rack 3 on the other end, the mounting rack 3 is correspondingly inclined, the operation is simple, and the angle is controlled accurately by adjusting the screw thread.

[0026] The above disclosure is only one or more preferred embodiments of the application, which cannot limit the scope of the application. Those skilled in the art can understand that the implementation of all or part of the above embodiments is still within the scope of the application.

Claims

1. An adjustable inclined angle test tube rack, comprising a bottom plate, two side plates and a mounting frame, the two side plates are fixedly connected with the bottom plate and located on both sides of the bottom plate, the mounting frame is rotatably connected with the two side plates and located between the two side plates, characterized in that, further comprising an adjusting structure, the adjusting structure comprises a first threaded rod, a sliding block, a first nut, a rotating block, an extension rod and a mounting assembly, the first threaded rod is fixedly connected with the bottom plate and located on the surface of the bottom plate, one end of the sliding block is slidably connected with the first threaded rod and covers the surface of the first threaded rod, one end of the first nut is threadedly connected with the first threaded rod, the other end of the first nut is rotatably connected with the sliding block and located on one side of the sliding block, the rotating block is rotatably connected with the sliding block and located above the sliding block, one end of the extension rod is fixedly connected with the rotating block, the other end of the extension rod is fixedly connected with the mounting frame, and the mounting assembly is arranged above the mounting frame.

2. The adjustable inclined angle test tube rack according to claim 1, characterized in that, the adjusting structure further comprises a pointer and a scale line, the scale line is fixedly connected with the bottom plate and located on one end of the first threaded rod, and the pointer is fixedly connected with the sliding block and located on one side of the sliding block.

3. The adjustable inclined angle test tube rack according to claim 2, characterized in that, the mounting assembly comprises a top plate, a moving plate, an adjusting structure, a plurality of limiting rings, a plurality of fixed bars and a plurality of fixed rings, the top plate is fixedly connected with the mounting frame and located above the mounting frame, the moving plate is arranged below the top plate, the surface of the top plate is uniformly provided with a plurality of round holes, a plurality of the fixed bars are fixedly connected with the top plate and respectively arranged on both sides of the round holes, a plurality of the fixed rings are fixedly connected with the corresponding fixed bars and located below the round holes, a plurality of the limiting rings are fixedly connected with the moving plate and located below the fixed rings, and the adjusting structure is arranged below the moving plate.

4. The adjustable inclined angle test tube rack according to claim 3, characterized in that, the adjusting structure comprises a second threaded rod, a second nut, a moving bar and a moving block, the second threaded rod is fixedly connected with the mounting frame and located below the moving plate, the moving block is sleeved below the moving block, one end of the moving bar is rotatably connected with the moving block, the other end of the moving bar is rotatably connected with the moving block, one end of the second nut is rotatably connected with the moving block, and the other end of the second nut is threadedly connected with the second threaded rod and located on one side of the moving block.

5. The adjustable inclined angle test tube rack according to claim 4, characterized in that, the adjustable inclined angle test tube rack further comprises a plurality of protruding blocks, and a plurality of the protruding blocks are fixedly connected with the top plate and respectively arranged on both sides of the corresponding round holes.

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