CN107051605A - One kind teaching burner support frame and its clamping bar - Google Patents
One kind teaching burner support frame and its clamping bar Download PDFInfo
- Publication number
- CN107051605A CN107051605A CN201710390120.0A CN201710390120A CN107051605A CN 107051605 A CN107051605 A CN 107051605A CN 201710390120 A CN201710390120 A CN 201710390120A CN 107051605 A CN107051605 A CN 107051605A
- Authority
- CN
- China
- Prior art keywords
- clamping bar
- bar body
- support
- jig arm
- snap ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/06—Test-tube stands; Test-tube holders
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- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a kind of teaching burner support frame and its clamping bar, clamping bar, including in shaft-like clamping bar body, clamping bar body forms the snap ring of annular at the wherein end position of side, and clamping bar body, which is formed, is also molded curved jig arm at the end position of the opposite side of snap ring side.The present invention is realized to be clamped to the test tube of various different-diameters, further expands the use scope of the present invention, and convenient using also very simple, it is easy to which academics and students use.
Description
Technical field
The present invention relates to burner support feet field, more particularly to a kind of teaching burner support frame and its clamping bar.
Background technology
In existing teaching field, experiment is frequently necessary to alcolhol burner and the solution in burner or other objects is added
Heat, therefore be frequently necessary to use burner support frame, but existing simple burner support feet is typically tripod, that is, passes through three
Asbestos gauge is placed in supporting table by support feet support supporting table again, and the lower section of supporting table is placed places in alcolhol burner, supporting table
Burner, so that the solution in burner or other objects are heated, but such heating means are very single, it is impossible to meet
Increasingly complicated classroom experiment demand.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art.
Therefore, the technical scheme that its solution technical problem of the present invention is used is：A kind of clamping bar is provided, including in shaft-like
Clamping bar body, clamping bar body forms the snap ring of annular at the wherein end position of side, and clamping bar body forms card
Curved jig arm is also molded at the end position of the opposite side of ring side.
Preferably, arc jig arm be clamping bar body end to the horizontal-extending curved jig arm in both sides, arc jig arm is remote
Side shaping from clamping bar body is in the groove being recessed to clamping bar body side, top of the clamping bar body close to the side of arc jig arm
Face forms screw.
Preferably, arc jig arm and snap ring are in being horizontally disposed with, the center of circle of arc jig arm and snap ring is in clamping bar sheet
On straight line where the axial line of body.
Preferably, clamping bar body, in hollow shaft-like, the groove of arc jig arm is connected with clamping bar body interior, screw also with
Clamping bar body interior is connected.
Preferably, being additionally provided with clamp assemblies in arc jig arm.
Preferably, clamp assemblies are the secondary bar that one end forms arc clamping part, secondary bar insertion clamping bar body is interior and leads to
Cross bolt to fix, be embedded at the arc top position of arc clamping part in the groove of arc jig arm.It can thus be assembled by clamping bar
Burner is clamped after upper secondary bar, so that the present invention both can be heated simply, multiple water-bath can be carried out again and is added
Heat so that use scope of the invention is greatly expanded.
Preferably, clamp assemblies are in hollow grip block, upright side walls of the grip block towards the side of clamping bar body
Form in inserted link, inserted link insertion clamping bar body and be bolted, upright side walls of the grip block away from clamping bar body side
It is curved and offer and the opening that connect inside grip block, the grip block both sides vertical side adjacent with inserted link place upright side walls
Also the perforate with being connected inside grip block is offered on wall, the top of grip block forms the groove with being connected inside grip block,
Fixture block is installed, the bottom surface of fixture block is formed also to be formed at a large amount of toothed projections, the end face center position of fixture block in grip block
Holddown spring is socketed with connecting pole, connecting pole, the top of holddown spring is installed with button, and the top of button is from groove
Stretch out, clamp assemblies also include flexible rack, rack is engaged with the toothed projections of fixture block.Set grip block can on clamping bar
So that grip block clamps the test tube of different-diameter, only need to pass through rack into the perforate of grip block wherein side when using, and from opening
Passed at mouthful, rack is inserted at opening again after winding test tube, is passed from the tapping of grip block opposite side, and pass through fixture block
Rack is fixed in cooperation with holddown spring, so that rack and curved upright side walls of the grip block away from clamping bar body side
It is engaged realization to clamp the test tube of various different-diameters, further expands the use scope of the present invention, and use
Very simple is convenient, it is easy to which academics and students use.
The present invention also provides a kind of teaching burner support frame, including in circular supporting table, the bottom surface of supporting table
Support feet is formed, the bottom of support feet is also formed offers the through hole being vertically arranged on support block, the top surface of support block.
Preferably, the bottom surface coforming of supporting table has 4 support feets in cross distribution, the bottom of each support feet
Form to be inserted with support bar, support bar vertically uniform array in support block, through hole and form multiple levels and pass through
Bearing pin is plugged with the through hole of logical support bar, through hole.
Preferably, the snap ring of clamping bar is set on support bar, the snap ring that horizontal insertion snap ring is also formed on snap ring leads to
Hole, clamping bar has described clamping bar to be formed.Burner can be thus placed in supporting table, then matching somebody with somebody by support bar and bearing pin
Clamping bar is fixed in conjunction, and fixation needs the test tube or other burners of heating water bath on clamping bar, when needing to heat larger burner,
Only support bar need to be respectively provided with the relative support block in position can install 2 clamping bars being oppositely arranged, and the folder of clamping bar leading portion
Component is held for secondary bar, so as to be clamped in opposite directions to larger burner, it is ensured that the stability and up rightness of clamping.
Preferably, being also installed with multiple crocodile clips at the top edge position of supporting table.The present invention passes through crocodile
Folder fixes asbestos gauge, it is to avoid the support ring design of conventional racks so that heated be more uniformly distributed, it is to avoid due to setting it
His metal support component support burner makes the uneven situation of burner heating on the contrary.
Beneficial effects of the present invention are：The present invention is realized to be clamped to the test tube of various different-diameters, is further expanded
The use scope of the big present invention, and it is convenient using also very simple, it is easy to and academics and students use.
Brief description of the drawings
Fig. 1 is the upwarding cutaway view of clamping bar of the present invention；
Fig. 2 is the structural representation of secondary bar of the present invention；
The vertical view cutaway drawing of Fig. 3 grip blocks of the present invention；
The structural representation of Fig. 4 present invention.
Legend：Clamping bar 1；Clamping bar body 2；Snap ring 3；Arc jig arm 4；Groove 5；Screw 6；Secondary bar 7；Grip block 8；Inserted link 9；
Opening 10；Perforate 11；Fixture block 12；Connecting pole 13；Supporting table 14；Support feet 15；Support block 16；Support bar 17；Through hole 18；Snap ring
Through hole 19；Crocodile clip 20；Rack 21；Test tube 22；Beaker 23.
Embodiment
With reference to embodiment, the present invention will be further described, but is not limited to the content on specification.
Embodiment 1：As shown in Figure 1 to 4, a kind of clamping bar 1, including in shaft-like clamping bar body 2, clamping bar body 2 is close
The snap ring 3 of annular is wherein formed at the end position of side, clamping bar body 2 forms the end of the opposite side of the side of snap ring 3
Curved jig arm 4 is also molded at portion position.
Arc jig arm 4 be the end of clamping bar body 2 to the horizontal-extending curved jig arm in both sides, arc jig arm 4 is away from clamping bar
The side shaping of body 2 is in the groove 5 being recessed to the side of clamping bar body 2, top of the clamping bar body 2 close to the side of arc jig arm 4
Face forms screw 6.
Arc jig arm 4 and snap ring 3 are in being horizontally disposed with, and the center of circle of arc jig arm 4 and snap ring 3 is in clamping bar body 2
On straight line where axial line.
Clamping bar body 2 in hollow shaft-like, the groove 5 of arc jig arm 4 with being connected inside clamping bar body 2, screw 6 also with clamping bar
The inside of body 2 is connected.
Clamp assemblies are additionally provided with arc jig arm 4.
Clamp assemblies are the secondary bar 7 that one end forms arc clamping part, and the insertion clamping bar of secondary bar 7 body 2 is interior and passes through bolt
It is fixed, at the arc top position of arc clamping part in the groove 5 of insertion arc jig arm 4.
Clamp assemblies are that grip block 8 is formed towards the upright side walls of the side of clamping bar body 2 in hollow grip block 8
Inserted link 9, the insertion clamping bar of inserted link 9 body 2 is interior and is bolted, and upright side walls of the grip block 8 away from the side of clamping bar body 2 are in
Arc and the opening 10 connect with the inside of grip block 8 is offered, the both sides adjacent with the place upright side walls of inserted link 9 of grip block 8 are perpendicular
Also the perforate 11 connected with the inside of grip block 8 is offered on straight sidewall, the top of grip block 8 is formed with connecting inside grip block 8
Fixture block 12 is installed, the bottom surface of fixture block 12 is formed in a large amount of toothed projections, the top surface of fixture block 12 in logical groove, grip block 8
Also formed at heart position and holddown spring be socketed with connecting pole 13, connecting pole 13, the top of holddown spring be installed with by
Button, the top of button is stretched out from groove, and clamp assemblies also include flexible rack 21, the toothed projections of rack 21 and fixture block 12
Engagement.Set grip block 8 grip block 8 is clamped the test tube 22 of different-diameter on clamping bar 1, only needed rack when using
21 pass through the perforate 11 of the wherein side of grip block 8, and are passed at opening 10, and rack 21 is after winding test tube 22 again from opening 10
Place's insertion, is passed, and consolidated rack 21 by the cooperation of fixture block 12 and holddown spring at the perforate 11 of the opposite side of grip block 8
It is fixed, so that rack 21 is engaged realization with curved upright side walls of the grip block 8 away from the side of clamping bar body 2 to various differences
The test tube 22 of diameter is clamped, and further expands the use scope of the present invention, and convenient using also very simple, it is easy to old
Teacher and student use.
One kind teaching burner support frame, including in circular supporting table 14, the bottom surface of supporting table 14 forms branch
Spike 15, the bottom of support feet 15 is also formed offers the through hole being vertically arranged on support block 16, the top surface of support block 16.
The bottom surface coforming of supporting table 14 has 4 support feets 15 in cross distribution, and the bottom of each support feet 15 is equal
Form and support bar 17 is inserted with support block 16, through hole, vertically uniform array forms multiple water on support bar 17
Bearing pin is plugged with the through hole 18 of flat insertion support bar 17, through hole 18.
The snap ring 3 of clamping bar 1 is set on support bar 17, and the snap ring through hole of horizontal insertion snap ring 3 is also formed on snap ring 3
19.Beaker 23 is placed in supporting table 14, then fixed clamping bar 1 by the cooperation of support bar 17 and bearing pin, and on clamping bar 1
Fixation needs the test tube 22 or other beakers 23 of heating water bath, only need to be relative in position when needing to heat compared with large beaker 23
Support bar 17 is respectively provided with support block 15 can install 2 clamping bars 1 being oppositely arranged, and the clamp assemblies of the leading portion of clamping bar 1 are pair
Bar 7, so as to be clamped in opposite directions to larger beaker 23, it is ensured that the stability and up rightness of clamping.
Multiple crocodile clips 20 are also installed with the top edge position of supporting table.Asbestos are fixed by crocodile clip 20
Net, it is to avoid the support ring design of conventional racks so that heated to be more uniformly distributed, it is to avoid due to setting other metal supports
Part support beaker 23 makes beaker 23 heat uneven situation on the contrary.
Obviously, above-mentioned embodiment of the invention is only intended to clearly illustrate example of the present invention, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also
It can make other changes in different forms.Here all embodiments can not be exhaustive.It is every to belong to this
Row of the obvious changes or variations that the technical scheme of invention is extended out still in protection scope of the present invention.
Claims (10)
1. a kind of clamping bar, it is characterised in that：Including in shaft-like clamping bar body, end of the clamping bar body close to wherein side
Form and be also molded at the snap ring of annular, the end position for the opposite side that the clamping bar body forms snap ring side at position
Curved jig arm.
2. clamping bar according to claim 1, it is characterised in that：The arc jig arm is clamping bar body end to both sides level
The curved jig arm of extension, side shaping of the arc jig arm away from clamping bar body is in the recessed of clamping bar body side depression
Groove, the top surface of side of the clamping bar body close to arc jig arm forms screw.
3. clamping bar according to claim 2, it is characterised in that：The arc jig arm and snap ring are described in horizontally disposed
The center of circle of arc jig arm and snap ring is on the straight line where the axial line of clamping bar body.
4. clamping bar according to claim 2, it is characterised in that：The clamping bar body is in hollow shaft-like, the arc jig arm
Groove connected with clamping bar body interior, the screw is also connected with clamping bar body interior.
5. clamping bar according to claim 4, it is characterised in that：Clamp assemblies are additionally provided with the arc jig arm.
6. clamping bar according to claim 5, it is characterised in that：The clamp assemblies are that one end forms arc clamping part
Secondary bar, the secondary bar insertion clamping bar body is interior and is bolted, and arc is embedded at the arc top position of the arc clamping part
In the groove of jig arm.
7. clamping bar according to claim 5, it is characterised in that：The clamp assemblies are in hollow grip block, the folder
Block is held to form in inserted link, the inserted link insertion clamping bar body and by bolt consolidate towards the upright side walls of the side of clamping bar body
Fixed, upright side walls of the grip block away from clamping bar body side are curved and offer the opening connected with grip block inside,
Also offered in the grip block both sides upright side walls adjacent with upright side walls where inserted link and opening for being connected inside grip block
Hole, the top of the grip block forms in the groove with being connected inside grip block, the grip block and is provided with fixture block, the folder
The bottom surface of block forms and also forms connecting pole, the connecting pole at a large amount of toothed projections, the end face center position of the fixture block
On be socketed with holddown spring, the top of the holddown spring is installed with button, and the top of the button is stretched out from groove,
The clamp assemblies also include flexible rack, and the rack is engaged with the toothed projections of fixture block.
8. burner support frame is used in one kind teaching, it is characterised in that：Including in circular supporting table, the bottom surface shaping of supporting table
There is a support feet, the bottom of the support feet also forms and be vertically arranged logical is offered on support block, the top surface of the support block
Hole.
9. burner support frame is used in a kind of teaching according to claim 8, it is characterised in that：The bottom surface of the supporting table is total to
4 support feets in cross distribution are formed, the bottom of each support feet is formed to be plugged in support block, the through hole
Have on support bar, the support bar vertically uniform array form the through hole of multiple horizontal insertion support bars, it is described logical
Bearing pin is plugged with hole.
10. burner support frame is used in a kind of teaching according to claim 9, it is characterised in that：The snap ring of the clamping bar is arranged
The snap ring through hole of horizontal insertion snap ring is also formed on support bar, on the snap ring, the clamping bar is such as claim 1 to 7
Clamping bar described in middle any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710390120.0A CN107051605B (en) | 2017-05-27 | 2017-05-27 | A kind of teaching burner support frame and its clamping bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710390120.0A CN107051605B (en) | 2017-05-27 | 2017-05-27 | A kind of teaching burner support frame and its clamping bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107051605A true CN107051605A (en) | 2017-08-18 |
| CN107051605B CN107051605B (en) | 2019-09-24 |
Family
ID=59617520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710390120.0A Active CN107051605B (en) | 2017-05-27 | 2017-05-27 | A kind of teaching burner support frame and its clamping bar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107051605B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108144664A (en) * | 2017-12-08 | 2018-06-12 | 河南高盛企业管理咨询有限公司 | The iron stand that a kind of Scale Experimental Teaching of Inorganic Chemistry is used with adjustable height |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205495633U (en) * | 2016-04-11 | 2016-08-24 | 河西学院 | Fixing device burns among chemistry experiment |
| CN206046093U (en) * | 2016-08-23 | 2017-03-29 | 李寅菡 | Senior chemistry aided education testing stand |
-
2017
- 2017-05-27 CN CN201710390120.0A patent/CN107051605B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205495633U (en) * | 2016-04-11 | 2016-08-24 | 河西学院 | Fixing device burns among chemistry experiment |
| CN206046093U (en) * | 2016-08-23 | 2017-03-29 | 李寅菡 | Senior chemistry aided education testing stand |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108144664A (en) * | 2017-12-08 | 2018-06-12 | 河南高盛企业管理咨询有限公司 | The iron stand that a kind of Scale Experimental Teaching of Inorganic Chemistry is used with adjustable height |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107051605B (en) | 2019-09-24 |
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