CN209631243U - A kind of bracket for experiment - Google Patents

Abstract

The utility model discloses a kind of bracket for experiment, including supporting case, the two sides of the support box top pass through bearing and are rotatably connected to bracket, the bottom end of the bracket and be located at support case screw top be connected with nut, fixed link is fixedly connected between the top of described two brackets, first partition is fixedly connected between the top and bottom of the support box cavity, the side of the first partition and be located at support box cavity at the top of be fixedly connected with brake box, the side of the braking box cavity is rotatably connected to threaded rod by bearing, the utility model relates to experimental instrument technologies.The bracket for experiment, by supporting the fixation device in bottom portion to realize the fixation to alcolhol burner well, alcolhol burner can be carried out fixed well and protected, so that alcolhol burner realizes the abundant heating of liquid since the stability reasons of fixed effect when heating to test tube or other objects and then promote heating effect.

Description

A kind of bracket for experiment

Technical field

The utility model relates to experimental instrument technology, specially a kind of bracket for experiment.

Background technique

Laboratory apparatus, the instrument used when being natural science specific experiment, mainly physics, chemistry, biology use Instrument is more (including chemical apparatuses).Modern and common laboratory apparatus has test tube, beaker, evaporating dish, crucible, alcolhol burner, Bu Shi Funnel, drexel bottle, drying tube, counter balance, graduated cylinder, volumetric flask, buret, vessel device etc..Used stand for experiment is often Can only single pass iron hoop or test tube clamp small part experimental apparatus is unilaterally fixed, such as alcolhol burner, The general fixed device fixed effect of existing alcolhol burner is bad, brings great security risk to whole experiment process, and solid Surely it has a single function, use is very inconvenient, increases a large amount of unnecessary amounts of labour.

Existing stand for experiment can not carry out alcolhol burner fixed well and protect so that alcolhol burner to test tube or Since the bad problem of fixed effect is so that heating effect is had a greatly reduced quality when other objects of person heat, there is liquid and add It is hot not exclusively to influence experimental result, to bring great inconvenience when user's experiment, also increase the difficulty and complexity of experiment Degree, and existing stand for experiment but has ignored the peace being easy to appear when alcolhol burner is lighted during alcolhol burner is fixed Full problem, this brings great threat to personal safety.

Utility model content

In view of the deficiencies of the prior art, the utility model provides a kind of bracket for experiment, solves bracket for experiment not The problem of fixed well and protection can be carried out to alcolhol burner.

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of bracket for experiment, including Case is supported, the two sides of the support box top pass through bearing and are rotatably connected to bracket, the bottom end of the bracket and are located at support The screw top of case is connected with nut, and fixed link, the support box cavity are fixedly connected between the top of described two brackets Top and bottom between be fixedly connected with first partition, the side of the first partition and top for being located at support box cavity is solid Surely it is connected with brake box, the side of the braking box cavity is rotatably connected to threaded rod by bearing, and threaded rod surface Two sides are provided with the screw thread of opposite direction, and the two sides on the threaded rod surface are threaded with sliding block, and two sliding blocks Top is fixedly connected to fixed plate, and brake box is sequentially passed through at the top of the fixed plate and supports case and extends to support case Outside, the side of two fixed plates is fixedly connected with circular arc snap-gauge, and the top and bottom on circular arc snap-gauge surface are solid Surely it is connected with miniature sucker, between the two sides of the braking box cavity and is located at immediately below threaded rod and is fixedly connected with slide bar, And the two sides on slide bar surface slidably connect sliding sleeve, and the top of the sliding sleeve is fixedly connected with the bottom of sliding block.

Preferably, one end of the threaded rod sequentially passes through brake box and supports case and extend to the outside of support case, institute It states one end that threaded rod extends to outside support case and is fixedly connected with rotating disc.

Preferably, it is described support case top and be located at fixed plate side be fixedly connected with alcohol lamp support, and wine Smart lamp support places circle, the second placement circle and telescopic rod including first, and the first placement circle is fixedly connected on alcohol lamp support Top, described second, which places circle, is fixedly connected on the bottom of alcohol lamp support, and first places circle with second to place circle logical Telescopic rod is crossed to be fixedly connected.

Preferably, it is described support case top and be located at alcohol lamp support inside be fixedly connected with alcolhol burner.

Preferably, it is described support box cavity bottom and be located at first partition side be fixedly connected with storage box, and Support the side of box cavity and be located at the other side of first partition and be fixedly connected with containing box, the two sides of the storage box cavity it Between be fixedly connected with second partition.

Preferably, the surface of the bracket is fixedly connected with test tube clamp by fixing sleeve.

Beneficial effect

The utility model provides a kind of bracket for experiment.Have compared with prior art it is following the utility model has the advantages that

The bracket for experiment, the side by braking box cavity are rotatably connected to threaded rod, and threaded rod by bearing The two sides on surface are provided with the screw thread of opposite direction, and the two sides on the threaded rod surface are threaded with sliding block, and two It is fixedly connected to fixed plate at the top of sliding block, brake box and support case are sequentially passed through at the top of the fixed plate and extends to branch The outside of case is supportted, the side of two fixed plates is fixedly connected with circular arc snap-gauge, and the top and bottom on circular arc snap-gauge surface Portion is fixedly connected to miniature sucker, between the two sides of the braking box cavity and is located at immediately below threaded rod and is fixedly connected with Slide bar, and the two sides on slide bar surface slidably connect sliding sleeve, and the top of the sliding sleeve is fixedly connected with the bottom of sliding block, is led to The fixation for supporting the fixation device in bottom portion to be realized well to alcolhol burner is crossed, alcolhol burner can be carried out fixed and anti-well Shield, so that alcolhol burner when heating test tube or other objects and then promotes to add due to the stability reasons of fixed effect Thermal effect realizes the abundant heating of liquid, accelerates experiment rate, improves the accuracy rate of experiment.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the cross-sectional view that the utility model supports box structure；

Fig. 3 is the enlarged drawing of part at A in the utility model Fig. 1.

In figure: 1 support case, 2 brackets, 3 nuts, 4 fixed links, 5 first partitions, 6 brake box, 7 threaded rods, 8 sliding blocks, 9 are consolidated Fixed board, 10 circular arc snap-gauges, 11 miniature suckers, 12 slide bars, 13 sliding sleeves, 14 rotating discs, 15 alcohol lamp supports, 16 first place circle, 17 second place circle, 18 telescopic rods, 19 alcolhol burners, 20 storage boxes, 21 containing boxs, 22 second partitions, 23 fixing sleeves, 24 test tubes Folder.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of bracket for experiment, including support case 1, branch The two sides at 1 top of support case pass through bearing and are rotatably connected to bracket 2, and the surface of bracket 2 is fixedly connected with examination by fixing sleeve 23 Pipe clamp 24 supports the top of case 1 and is fixedly connected with alcolhol burner 19 positioned at the inside of alcohol lamp support 15, supports the top of case 1 And the side for being located at fixed plate 9 is fixedly connected with alcohol lamp support 15, and alcohol lamp support 15 includes first placing circle 16, the Two, which place circle 17 and telescopic rod 18, the setting of telescopic rod 18, to reduce alcohol lamp support 15, avoid testing other generation shadow It rings, first places the top that circle 16 is fixedly connected on alcohol lamp support 15, and second, which places circle 17, is fixedly connected on alcohol lamp support 15 bottom, and first places circle 16 and with second places circle 17 and pass through telescopic rod 18 and be fixedly connected, and the bottom end of bracket 2 and is located at The screw top of support case 1 is connected with nut 3, and fixed link 4 is fixedly connected between the top of two brackets 2, improves two The mutual fastness of bracket 2 avoids because bracket 2 makes experimental apparatus fixed on bracket 2 be damaged built on the sand, It supports and is fixedly connected with first partition 5 between the top and bottom of 1 inner cavity of case, effectively support the fixation inside brake box 6 Device makes it preferably realize fixed effect, and also the cabinet for two sides has played buffer action, supports the bottom of 1 inner cavity of case and position It is fixedly connected with storage box 20 in the side of first partition 5, and supports the side of 1 inner cavity of case and is located at the another of first partition 5 Side is fixedly connected with containing box 21, is fixedly connected with second partition 22 between the two sides of 21 inner cavity of containing box, can facilitate experiment Person stores the experimental apparatus of slightly big part, the side of first partition 5 and is located at the top of support 1 inner cavity of case and is fixedly connected with braking The side of case 6,6 inner cavity of brake box is rotatably connected to threaded rod 7 by bearing, and one end of threaded rod 7 sequentially passes through 6 He of brake box Support case 1 and the outside for extending to support case 1, one end that threaded rod 7 extends to outside support case 1 are fixedly connected with rotating disc 14, user need to can only realize the fixation to alcolhol burner 19 by the external force rotates effe of rotating disc 14, and simple and convenient is real To its heating work while now fixed to utensil, and experiment safety is higher, and the two sides on 7 surface of threaded rod are provided with phase The screw thread of opposite direction, the two sides on 7 surface of threaded rod are threaded with sliding block 8, and the top of two sliding blocks 8 is fixedly connected with There is fixed plate 9, the top of fixed plate 9 sequentially passes through brake box 6 and supports case 1 and extend to the outside of support case 1, two fixations The side of plate 9 is fixedly connected with circular arc snap-gauge 10, and is fixedly connected at the top and bottom of 10 surface of circular arc snap-gauge miniature Sucker 11, adsorption effect greatly improve the fixed effect to alcolhol burner 19, between the two sides of 6 inner cavity of brake box and are located at spiral shell The underface of rasp bar 7 is fixedly connected with slide bar 12, and the two sides on 12 surface of slide bar slidably connect sliding sleeve 13, sliding sleeve 13 Top is fixedly connected with the bottom of sliding block 8.

In use, alcohol lamp support 15 need to be fixed on outside fixed plate 9 by user, then alcolhol burner 19 is put into circular arc card Between plate 10 and be in the second of 15 bottom of alcohol lamp support and place on circle 17, then and rotate clockwise rotating disc 14, and then make It obtains threaded rod 7 to rotate, sliding block 8 and threaded rod 7 are connected through a screw thread mode and sliding block 8 made to drive two sides under the limit of slide bar 12 Fixed plate 9 move toward one another, and then circular arc snap-gauge 10 is driven to move toward one another, realized to the extruding fixed function of alcolhol burner 19, separately It is external that the object only need to be placed on to 16 surface of the first placement circle when needing to heat large volume experimental apparatus, if Feel that alcohol lamp support 15 can be reduced by adjusting telescopic rod 18 when the alcohol lamp support 15 is inconvenient to carry out other experiments with this Height, test tube clamp 24 just need to be only fixedly connected by fixing sleeve 23 with bracket 2 by last user, if user needs to store up Corresponding experimental apparatus is deposited, the chamber door of storage box 20 or containing box 21 is pulled open by handle.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of bracket for experiment, including support case (1), it is characterised in that: the two sides at the top of support case (1) pass through axis Hold and be rotatably connected to bracket (2), the bottom end of the bracket (2) and be located at support case (1) screw top be connected with nut (3), Be fixedly connected with fixed link (4) between the top of described two brackets (2), it is described support case (1) inner cavity top and bottom it Between be fixedly connected with first partition (5), the side of the first partition (5) and the top for being located at support case (1) inner cavity is fixed connects It is connected to brake box (6), the side of brake box (6) inner cavity is rotatably connected to threaded rod (7) by bearing, and threaded rod (7) two sides on surface are provided with the screw thread of opposite direction, and the two sides on threaded rod (7) surface are threaded with sliding block (8), And it is fixedly connected to fixed plate (9) at the top of two sliding blocks (8), sequentially passes through brake box at the top of the fixed plate (9) (6) it and supports case (1) and extends to the outside of support case (1), the side of two fixed plates (9) is fixedly connected with circular arc card Plate (10), and be fixedly connected to miniature sucker (11) at the top and bottom of circular arc snap-gauge (10) surface, the brake box (6) It is fixedly connected with slide bar (12) between the two sides of inner cavity and immediately below threaded rod (7), and the two of slide bar (12) surface Side slidably connects sliding sleeve (13), and the top of the sliding sleeve (13) is fixedly connected with the bottom of sliding block (8).

2. a kind of bracket for experiment according to claim 1, it is characterised in that: one end of the threaded rod (7) is successively passed through It wears brake box (6) and supports case (1) and extend to the outside of support case (1), the threaded rod (7) extends to support case (1) outside The one end in portion is fixedly connected with rotating disc (14).

3. a kind of bracket for experiment according to claim 1, it is characterised in that: it is described support case (1) top and be located at The side of fixed plate (9) is fixedly connected with alcohol lamp support (15), and alcohol lamp support (15) include first place circle (16), Second places circle (17) and telescopic rod (18), and described first places the top that circle (16) is fixedly connected on alcohol lamp support (15), Described second places the bottom that circle (17) is fixedly connected on alcohol lamp support (15), and the first placement circle (16) is placed with second Circle (17) is fixedly connected by telescopic rod (18).

4. a kind of bracket for experiment according to claim 3, it is characterised in that: it is described support case (1) top and be located at The inside of alcohol lamp support (15) is fixedly connected with alcolhol burner (19).

5. a kind of bracket for experiment according to claim 1, it is characterised in that: it is described support case (1) inner cavity bottom and Be fixedly connected with storage box (20) positioned at the side of first partition (5), and support case (1) inner cavity side and be located at first every The other side of plate (5) is fixedly connected with containing box (21), is fixedly connected with second between the two sides of containing box (21) inner cavity Partition (22).

6. a kind of bracket for experiment according to claim 1, it is characterised in that: the surface of the bracket (2) passes through fixation Set (23) is fixedly connected with test tube clamp (24).