CN211099169U

CN211099169U - Water bath test-tube rack

Info

Publication number: CN211099169U
Application number: CN201821997925.8U
Authority: CN
Inventors: 潘哲; 宁静慧; 肖雪红
Original assignee: Baoji Vocational and Technical College
Current assignee: Baoji Vocational and Technical College
Priority date: 2018-11-30
Filing date: 2018-11-30
Publication date: 2020-07-28
Anticipated expiration: 2028-11-30

Abstract

The utility model provides a water-bath test-tube rack, the on-line screen storage device comprises a base, the up end middle part of base is connected with the stand perpendicularly, the top fixedly connected with connecting rod of stand, the end connection of connecting rod has the fixing base, solid fixed ring has been cup jointed on the fixing base and through the screw fastening, the spout has been seted up to solid fixed ring's outer wall, the inner chamber of spout slides and is equipped with many fastening bolt, the last cover of fastening bolt is equipped with the fixed plate, fastening bolt's tip threaded connection knob, gu fixed ring passes through fastening bolt, knob and fixed plate fastening connection, tip one side of fixed plate is rotated and is equipped with first jack catch, the tip opposite side fixed connection second jack catch of fixed plate, the. This water-bath test-tube rack contrast current test tube fixing device has can stably place, and the centre gripping is firm, and difficult emergence is emptyd, convenient to use's advantage.

Description

Water bath test-tube rack

Technical Field

The utility model belongs to the technical field of chemical experiment equipment, particularly, relate to a water-bath test-tube rack.

Background

In chemical experiments, a plurality of test tubes are often required to be placed in the same water bath so as to enable the reaction conditions of the test tubes to be consistent. However, the conventional iron stand cannot satisfy the requirement of simultaneously fixing a plurality of test tubes. A common solution is to float the foam plate in the water bath, through which the test tubes are simply fixed by means of the foam plate. Although this method is easy to handle, a plurality of test tubes are liable to topple in the water bath, and the reagent inside the test tubes leaks and contaminates the water bath.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel water-bath test-tube rack to solve the problem of proposing among the above-mentioned background art.

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

a water bath test tube rack comprises a base, wherein a stand column is vertically connected to the middle of the upper end face of the base, a connecting rod is fixedly connected to the top of the stand column, the end of the connecting rod is connected with a fixed seat, a fixed ring is sleeved on the fixed seat and fastened through screws, a sliding groove is formed in the outer wall of the fixed ring, a plurality of fastening bolts are slidably arranged in the inner cavity of the sliding groove, a fixed plate is sleeved on each fastening bolt, a knob is connected with the end of each fastening bolt in a threaded manner, the fixed ring is fastened and connected with the fixed plate through the fastening bolts and the knob, a first clamping jaw is rotatably arranged on one side of the end of the fixed plate, a second clamping jaw is fixedly connected to the other side of the end of the fixed plate, a test tube is clamped between the first clamping jaw and the second clamping jaw, an adjusting rod is fixedly connected to the outer, the outer wall cover of adjusting the pole is equipped with the spring, the both ends of spring respectively with baffle, second jack catch butt.

Further preferably, the utility model provides a water-bath test-tube rack, wherein first jack catch is the arc jack catch with the second jack catch, the arc inner wall of first jack catch and second jack catch all bonds and has the non-slip rubber mat.

Further preferably, the utility model provides a water bath test-tube rack, wherein the outer wall fixedly connected with couple of first jack catch, the couple is the U type, and its U type both ends fixed connection is at the outer wall of first jack catch.

Further preferably, the utility model provides a water bath test-tube rack, wherein the U type outer wall of couple bonds and has thermal-insulated cushion.

Further preferably, the utility model provides a water-bath test-tube rack, wherein the stand is retractable member.

Compared with the prior art, the utility model provides a water-bath test-tube rack, its beneficial effect lies in: by arranging the connecting rod and the upright post which is a telescopic rod piece, the fixed height of the test tube rack can be adjusted, and the test tube rack can adapt to test tubes with different heights; the surface of the fixing ring is fixedly connected with a plurality of fixing plates through the knobs in a fastening mode, the end portions of the fixing plates are fixedly connected with first clamping jaws and second clamping jaws which are used for clamping test tubes, so that the test tube rack can clamp and fix a plurality of test tubes simultaneously, adjusting rods, baffles and springs are arranged simultaneously, the baffles are pushed to enable the first clamping jaws and the second clamping jaws to be separated, and the test tube rack can adapt to test tubes with different diameters. In a word, this water-bath test-tube rack contrast current test tube fixing device has can stably place, and the centre gripping is firm, and difficult emergence is emptyd, convenient to use's advantage.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is an enlarged view of the a-portion structure of the present invention.

In the figure: the device comprises a fixing ring 1, a sliding groove 2, a knob 3, a fixing seat 4, a connecting rod 5, a vertical column 6, a fastening bolt 7, a fixing plate 8, a base 9, a first jaw 10, an adjusting rod 11, a baffle 12, a spring 13, a hook 14, a second jaw 15 and a clamping groove 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1, 2 and 3, a water bath test tube rack comprises a base 9, a vertical column 6 is vertically connected to the middle of the upper end face of the base 9, a connecting rod 5 is fixedly connected to the top of the vertical column 6, the end of the connecting rod 5 is connected with a fixing seat 4, a fixing ring 1 is sleeved on the fixing seat 4 and fastened through screws, a chute 2 is formed in the outer wall of the fixing ring 1, a plurality of fastening bolts 7 are slidably arranged in the inner cavity of the chute 2, a fixing plate 8 is sleeved on the fastening bolts 7, the end of each fastening bolt 7 is connected with a knob 3 in a threaded manner, the fixing ring 1 is fixedly connected with the fixing plate 8 through the fastening bolts 7 and the knobs 3, a first clamping jaw 10 is rotatably arranged on one side of the end of the fixing plate 8, a second clamping jaw 15 is fixedly connected to the other side of the end of the fixing plate 8, the outer wall of the second clamping jaw 15 is provided with a clamping groove 16, the end part of the adjusting rod 11 penetrates through the clamping groove 16 and is fixedly connected with the baffle 12, the outer wall of the adjusting rod 11 is sleeved with a spring 13, and two ends of the spring 13 are respectively abutted to the baffle 12 and the second clamping jaw 15.

The first clamping jaw 10 and the second clamping jaw 15 are arc-shaped clamping jaws, and anti-skidding rubber pads are bonded on the arc-shaped inner walls of the first clamping jaw 10 and the second clamping jaw 15. The outer wall of the first clamping jaw 10 is fixedly connected with a hook 14, the hook 14 is U-shaped, and two ends of the U-shaped hook are fixedly connected to the outer wall of the first clamping jaw 10. The U-shaped outer wall of the hook 14 is adhered with a heat insulation rubber cushion. The upright post 6 is a telescopic rod. The stand 6 is a telescopic rod piece, so that the fixed height of the test tube rack can be adjusted, the test tube rack is suitable for test tubes with different heights, the surface of a fixing ring 1 is fixedly connected with a plurality of fixing plates 8 through a knob 3, the end parts of the fixing plates 8 are fixedly connected with a first clamping jaw 10 and a second clamping jaw 15 which are used for clamping the test tubes, so that the test tube rack can simultaneously clamp and fix a plurality of test tubes, meanwhile, an adjusting rod 11, a baffle plate 12 and a spring 13 are arranged, the baffle plate 12 is pushed to separate the first clamping jaw 10 and the second clamping jaw 15, then the test tubes are placed between the first clamping jaw 10 and the second clamping jaw 15, the baffle plate 12 is loosened under the elastic force action of the spring 13, the first clamping jaw 10 and the second clamping jaw 15 are folded and clamp the test tubes, then the whole base 9 is placed in a water bath kettle to carry out water bath heating, so that the test tube rack can be suitable for, firm clamping, difficult falling and convenient use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a water bath test-tube rack, includes base (9), its characterized in that, the up end middle part of base (9) is connected with stand (6) perpendicularly, the top fixedly connected with connecting rod (5) of stand (6), the end connection of connecting rod (5) has fixing base (4), fixed ring (1) has been cup jointed on fixing base (4) and through the screw-fastening, spout (2) have been seted up to the outer wall of fixed ring (1), the inner chamber of spout (2) slides and is equipped with many fastening bolt (7), the cover is equipped with fixed plate (8) on fastening bolt (7), the tip threaded connection knob (3) of fastening bolt (7), fixed ring (1) is through fastening bolt (7), knob (3) and fixed plate (8) fastening connection, the tip one side of fixed plate (8) is rotated and is equipped with first jack catch (10), the test tube is held to the centre gripping between tip opposite side fixed connection second jack catch (15) of fixed plate (8), first jack catch (10) and second jack catch (15), outer wall fixed connection regulation pole (11) of first jack catch (10), draw-in groove (16) have been seted up to the outer wall of second jack catch (15), the tip of adjusting pole (11) passes draw-in groove (16) and fixed connection baffle (12), the outer wall cover of adjusting pole (11) is equipped with spring (13), the both ends of spring (13) respectively with baffle (12), second jack catch (15) butt.

2. The water bath tube rack according to claim 1, wherein the first clamping jaw (10) and the second clamping jaw (15) are arc-shaped clamping jaws, and anti-skid rubber pads are bonded on the arc-shaped inner walls of the first clamping jaw (10) and the second clamping jaw (15).

3. The water bath tube rack according to claim 1, wherein a hook (14) is fixedly connected to the outer wall of the first jaw (10), the hook (14) is U-shaped, and two ends of the U-shaped hook are fixedly connected to the outer wall of the first jaw (10).

4. The water bath kettle test tube rack as claimed in claim 3, wherein the U-shaped outer wall of the hook (14) is bonded with a heat insulation rubber mat.

5. A water bath tube rack according to claim 3, characterized in that the upright column (6) is a telescopic rod.