CN208320851U

CN208320851U - A kind of Physical Experiment safe heating device

Info

Publication number: CN208320851U
Application number: CN201820671747.3U
Authority: CN
Inventors: 李凤美
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-08
Filing date: 2018-05-08
Publication date: 2019-01-04
Anticipated expiration: 2028-05-08

Abstract

The utility model discloses a kind of Physical Experiment safe heating devices, including placement rack, the upper end of the placement rack is equipped with the first placing groove, alcolhol burner is placed in first placing groove, the upper end of the placement rack is fixedly connected there are two connecting rod, the upper end of two connecting rods is fixedly connected with mounting table jointly, the upper end of the mounting table is equipped with the first opening, the inner wall of first opening is rotatably connected to shaft, the lateral wall of the shaft is fixedly connected with placement plate, the upper end of the placement plate is equipped with the second placing groove, the interior bottom of second placing groove is equipped with the second opening, heating cushion is placed in second placing groove, one end of the shaft is fixedly connected with knob, device chamber is equipped in the placement rack, described device is intracavitary to be equipped with clamping device.The utility model is structurally reasonable, can be good at fixing alcolhol burner, alcolhol burner is avoided to topple over during heating, more safe, and more convenient to beaker and test tube heating conversion.

Description

A kind of Physical Experiment safe heating device

Technical field

The utility model relates to Physical Experiment fixture technology field more particularly to a kind of Physical Experiment safe heating devices.

Background technique

During carrying out Physical Experiment, it often will do it physical heating experiment, beaker heated, to test tube heating etc. Deng to observe its experiment effect, however existing heating device generallys use alcolhol burner heating, and alcolhol burner and iron stand are independent Part, alcolhol burner is directly placed at desktop, is easy to happen and topples over, cause danger, and due to being needed in experiment to beaker and Test tube is heated, and needs to put warm table when heating beaker, then needs to remove warm table when heating test tube, more numb It is tired.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of Physical Experiment peace proposed Full heating device can be good at fixing alcolhol burner, alcolhol burner avoided to topple over during heating, more pacifies Entirely, and it is more convenient to beaker and test tube heating conversion.

To achieve the goals above, the utility model adopts the technical scheme that

The upper end of a kind of Physical Experiment safe heating device, including placement rack, the placement rack is equipped with the first placing groove, institute It states and is placed with alcolhol burner in the first placing groove, the upper end of the placement rack is fixedly connected with two connections there are two connecting rod The upper end of bar is fixedly connected with mounting table jointly, and the upper end of the mounting table is equipped with the first opening, the inner wall of first opening It is rotatably connected to shaft, the lateral wall of the shaft is fixedly connected with placement plate, and the upper end of the placement plate is equipped with second and places Slot, the interior bottom of second placing groove are equipped with the second opening, are placed with heating cushion in second placing groove, the shaft One end is fixedly connected with knob, and device chamber is equipped in the placement rack, and described device is intracavitary to be equipped with clamping device, the clamping dress It sets including double thread bar, one end of the double thread bar and the inner wall of device chamber are rotatablely connected, the double thread bar The other end is fixedly connected with bull stick, and the bull stick runs through the inner wall of device chamber and extends to outside placement rack, and the bull stick, which is located at, to be put It sets one end outside seat and is fixedly connected with rotating handles, there are two support rods for threaded connection on the double thread bar, support described in two The lower end of bar and the inner wall of device chamber are slidably connected, and the inner top of described device chamber is set there are two strip-shaped hole, two support rods Extend through two strip-shaped holes, two opposite side walls of the support rod are fixedly connected to arc follow block, the arc follow block with The side wall of alcolhol burner offsets.

Preferably, the heating cushion is asbestos gauge heating cushion.

Preferably, the lower end of the mounting table is fixedly connected with flameproof enclosure.

Preferably, the hand of spiral of double thread bar two sides is opposite.

Preferably, the lower end of the placement rack is arranged with anti-skidding necklace.

Preferably, the side wall of the arc follow block is equipped with rubber pad.

In the utility model, placement rack is placed on, alcolhol burner is placed in the first placing groove of placement rack upper end It is interior, rotating handles are rotated, bar rotation is driven, bull stick drives the rotation of double thread bar, and double thread bar drives two support rod phases To movement, two support rods drive two arc follow blocks to grip alcolhol burner, avoid alcolhol burner from surprisingly toppling over and endanger Danger, beaker is placed on heating cushion, alcolhol burner is lighted and is heated, when needing to heat test tube, only needs turning knob, Placement plate is produced into the first opening, then test tube is put into the first opening and is heated, conversion is convenient.The utility model structure is closed Reason, can be good at fixing alcolhol burner, alcolhol burner is avoided to topple over during heating, more safe, and to burning Cup and test tube heating conversion are more convenient.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of Physical Experiment safe heating device structural schematic diagram；

Fig. 2 be the utility model proposes a kind of Physical Experiment safe heating device A at structure enlargement diagram；

Fig. 3 be the utility model proposes a kind of Physical Experiment safe heating device embodiment two schematic diagram.

In figure: 1 mounting table, 2 first openings, 3 heating cushions, 4 second openings, 5 connecting rods, 6 support rods, 7 placement racks, 8 rotations Handle, 9 double thread bars, 10 device chambers, 11 first placing grooves, 12 anti-skidding necklaces, 13 arc follow blocks, 14 alcolhol burners, 15 fire prevention Cover, 16 slide bars, 17 limit plates, 18 springs, 19 knobs, 20 shafts, 21 placement plates.

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.

Embodiment one:

Referring to Fig.1-2, the upper end of a kind of Physical Experiment safe heating device, including placement rack 7, placement rack 7 is equipped with first Placing groove 11, is placed with alcolhol burner 14 in the first placing groove 11, and the upper end of placement rack 7 is fixedly connected there are two connecting rod 5, and two The upper end of connecting rod 5 is fixedly connected with mounting table 1 jointly, and the upper end of mounting table 1 is equipped with the first opening 2, the first opening 2 it is interior Wall is rotatably connected to shaft 20, and the lateral wall of shaft 20 is fixedly connected with placement plate 21, and the upper end of placement plate 21 is equipped with second and puts Slot is set, the interior bottom of the second placing groove is equipped with the second opening 4, and heating cushion 3 is placed in the second placing groove, and one end of shaft 20 is solid Surely it is connected with knob 19, device chamber 10 is equipped in placement rack 7, is equipped with clamping device in device chamber 10, clamping device includes double end Threaded rod 9, one end of double thread bar 9 and the inner wall of device chamber 10 are rotatablely connected, and the other end of double thread bar 9 is fixedly connected There is bull stick, bull stick runs through the inner wall of device chamber 10 and extends to outside placement rack 7, and bull stick is located at the fixed company in one end outside placement rack 7 It is connected to rotating handles 8, is threadedly coupled on double thread bar 9 there are two support rod 6, the lower ends of two support rods 6 is interior with device chamber 10 Wall is slidably connected, and the inner top of device chamber 10 is set there are two strip-shaped hole, and two support rods 6 extend through two strip-shaped holes, and two are supported The opposite side wall of bar 6 is fixedly connected to arc follow block 13, and arc follow block 13 and the side wall of alcolhol burner 14 offset, by placement rack 7 It is placed on, alcolhol burner 14 is placed in the first placing groove 11 of 7 upper end of placement rack, rotates rotating handles 8, band turn Bar rotation, bull stick drive double thread bar 9 to rotate, and double thread bar 9 drives two support rods 6 to relatively move, and two support rods 6 drive Two arc follow blocks 13 grip alcolhol burner 14, avoid alcolhol burner 14 from surprisingly toppling over and cause danger, beaker is placed It on heating cushion 3, lights alcolhol burner 14 and is heated, when needing to heat test tube, turning knob 19 is only needed, by placement plate 21 produce the first opening 2, then test tube is put into the first opening 2 and is heated, and conversion is convenient.

In the utility model, a kind of Physical Experiment safe heating device, heating cushion 3 is asbestos gauge heating cushion, mounting table 1 Lower end is fixedly connected with flameproof enclosure 15, the hand of spiral of 9 two sides of double thread bar on the contrary, the lower end of placement rack 7 be arranged with it is anti-skidding The side wall of necklace 12, arc follow block 13 is equipped with rubber pad.

In the utility model, placement rack 7 is placed on, what alcolhol burner 14 was placed in 7 upper end of placement rack first puts It sets in slot 11, rotates rotating handles 8, drive bar rotation, bull stick drives double thread bar 9 to rotate, and double thread bar 9 drives two A support rod 6 relatively moves, and two support rods 6 drive two arc follow blocks 13 to grip alcolhol burner 14, avoids alcolhol burner 14 accidents, which are toppled over, causes danger, and beaker is placed on heating cushion 3, alcolhol burner 14 is lighted and is heated, and needs to carry out test tube When heating, turning knob 19 is only needed, placement plate 21 is produced into the first opening 2, then test tube is put into the first opening 2 and is added Heat, conversion are convenient.

Embodiment two:

Referring to Fig. 3, the present embodiment and embodiment one the difference is that: clamping device can be replaced elastic clamping dress It sets, elastic clamping device includes slide bar 16, and slide bar 16 runs through connecting rod 5, and one end of slide bar 16 and the side wall of arc follow block 13 are solid Fixed connection, the other end of slide bar 16 are fixedly connected with limit plate 17, spring 18, one end of spring 18 and company are arranged on slide bar 16 Extension bar 5 is fixedly connected far from the side of limit plate 17, and the other end of spring 18 is fixedly connected with the side wall of arc follow block 13, is used Elastic clamping installation cost is lower, and clamps more quick.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims

1. a kind of Physical Experiment safe heating device, including placement rack (7), which is characterized in that the upper end of the placement rack (7) is set Have the first placing groove (11), is placed with alcolhol burner (14) in first placing groove (11), the upper end of the placement rack (7) is fixed There are two connecting rod (5) for connection, and the upper end of two connecting rods (5) is fixedly connected with mounting table (1), the mounting table jointly (1) upper end is equipped with the first opening (2), and the inner wall of first opening (2) is rotatably connected to shaft (20), the shaft (20) Lateral wall be fixedly connected with placement plate (21), the upper end of the placement plate (21) is equipped with the second placing groove, and described second places The interior bottom of slot is equipped with the second opening (4), is placed with heating cushion (3) in second placing groove, one end of the shaft (20) It is fixedly connected with knob (19), is equipped with device chamber (10) in the placement rack (7), clamping dress is equipped in described device chamber (10) It sets, the clamping device includes double thread bar (9), and one end of the double thread bar (9) and the inner wall of device chamber (10) turn Dynamic connection, the other end of the double thread bar (9) are fixedly connected with bull stick, and the bull stick runs through the inner wall of device chamber (10) simultaneously Extend to placement rack (7) outside, the bull stick is located at the one end of placement rack (7) outside and is fixedly connected with rotating handles (8), the double end It is threadedly coupled on threaded rod (9) there are two support rod (6), the lower end of two support rods (6) and the inner wall of device chamber (10) slide Connection, the inner top of described device chamber (10) are set there are two strip-shaped hole, and two support rods (6) extend through two strip-shaped holes, Two opposite side walls of the support rod (6) are fixedly connected to arc follow block (13), the arc follow block (13) and alcolhol burner (14) side wall offsets.

2. a kind of Physical Experiment safe heating device according to claim 1, which is characterized in that the heating cushion (3) is Asbestos gauge heating cushion.

3. a kind of Physical Experiment safe heating device according to claim 1, which is characterized in that the mounting table (1) Lower end is fixedly connected with flameproof enclosure (15).

4. a kind of Physical Experiment safe heating device according to claim 1, which is characterized in that the double thread bar (9) hand of spiral of two sides is opposite.

5. a kind of Physical Experiment safe heating device according to claim 1, which is characterized in that the placement rack (7) Lower end is arranged with anti-skidding necklace (12).

6. a kind of Physical Experiment safe heating device according to claim 1, which is characterized in that the arc follow block (13) Side wall be equipped with rubber pad.