CN106669881A - Test tube clamp for chemical experiments in high school - Google Patents
Test tube clamp for chemical experiments in high school Download PDFInfo
- Publication number
- CN106669881A CN106669881A CN201710190244.4A CN201710190244A CN106669881A CN 106669881 A CN106669881 A CN 106669881A CN 201710190244 A CN201710190244 A CN 201710190244A CN 106669881 A CN106669881 A CN 106669881A
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- China
- Prior art keywords
- fixedly connected
- bar
- support bar
- spring
- block
- Prior art date
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Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/02—Adapting objects or devices to another
- B01L2200/023—Adapting objects or devices to another adapted for different sizes of tubes, tips or container
Abstract
A test tube clamp for chemical experiments in high school comprises a first clamping device, a motor device, a support device, a second clamping device, a pushing device, a roller device, and a push plate device; the first clamping device comprises a first fixing rod, a second fixing rod, a handheld rack, a limiter, a first elastic plate, and a first sponge block; the motor device comprises a first supporting rod, a third fixing rod, a motor, an output shaft, a first pull cord, a fixing block, and a first spring; the support device comprises a second supporting rod, a first roller, a third supporting rod, a fourth supporting rod, a fifth supporting rod, and a second roller; the second clamping device comprises a pushing rod, a limiting rod, second springs, a second elastic plate, a second sponge block, a moving rack, and a third roller; the pushing device comprises a pushing block, a first slider, third springs, a push plate, a fourth spring, and a first connection ring. The test tube clamp for chemical experiments in high school is capable of clamping test tubes different in diameter and capable of clamping test tubes stably, can provide good holding for test tubes, and can effectively prevent test tubes from dropping.
Description
Technical field
The present invention relates to chemical experiment technique with the apparatus field, more particularly, to a kind of high school chemical experiment test tube clamp.
Background technology
In high school chemical experiment, needs are commonly used to hold solution to test tube, to observe the chemical reaction of solution.So
And, when using test tube, it is often necessary to clamped using clip, to operate on it.Existing clip cannot be steady
Fixed clamps in test tube, and during using placed more liquid in some thicker test tubes or test tube, clip clamping
Test tube easily drops or even cannot clamp test tube, affects normal chemistry experiment operating, results even in test tube and drops and breaks into pieces,
Cause unnecessary loss.
Therefore, it is necessary to provide a kind of new technical scheme to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide it is a kind of can effectively solving above-mentioned technical problem high school chemical experiment test tube clamp.
To reach the purpose of the present invention, adopt the following technical scheme that：
A kind of senior middle school's high school chemical experiment test tube clamp, high school chemical experiment test tube clamp includes the first clamping dress
Electric machine, the holder device on the right side of first clamping device, the setting put, being arranged on first clamping device
The second clamping device, pushing meanss, the roller devices below the holder device on the holder device, positioned at institute
The push plate device below roller devices is stated, first clamping device is including the first fix bar, under first fix bar
Side the second fix bar, below second fix bar grip frame, the stop block on the right side of first fix bar,
The first elastic plate above first fix bar, the first sponge block being arranged on first elastic plate, the electricity
Machine device is including first support bar, the 3rd fix bar above the first support bar, under the first support bar
Side motor, be arranged on the motor output shaft, be arranged on the output shaft the first bracing wire, under the motor
Fixed block, first spring below the fixed block of side, the holder device is including second support bar, described in being arranged at
The first roller in second support bar, the 3rd support bar on the right side of the second support bar, positioned at the second support bar
4th support bar of lower section, the 5th support bar below the 4th support bar, it is arranged on the 5th support bar
Second roller, second clamping device is including catch bar, the restriction bar on the right side of the catch bar, positioned at the catch bar
Up and down the second spring of both sides, the second elastic plate on the left of the catch bar, on the left of second elastic plate the
Two sponge blocks, the movable stand being arranged on the catch bar, the 3rd roller for being arranged at the movable stand two ends, the promotion dress
Put including pushing block, the first slide block below the pushing block, the 3rd spring on the right side of the pushing block, positioned at institute
State the push pedal above pushing block, the 4th spring on the right side of the push pedal, be arranged at the first company of the pushing block left surface
Ring is connect, the roller devices include contiguous block, the first swingle being arranged on the contiguous block, are arranged at first rotation
The second swingle on bar, it is arranged at the 4th roller of the second swingle upper end, is arranged on second swingle
Second connection ring, the second bracing wire being arranged in second connection ring, the 5th spring being arranged on second swingle
And the 6th spring on the left of first swingle, the push plate device include movable plate, be arranged on the movable plate
The second slide block, the 3rd connection ring above the movable plate, the 7th spring above the movable plate, positioned at institute
State the locating rack above the 7th spring.
Compared with prior art, the present invention has the advantages that：High school chemical experiment test tube clamp of the present invention can
The test tube of the different bores of clamping, and can clamping test tube is stable, to the encapsulation of test tube preferably, can effectively prevent
Only test tube drops, and without the need for manually exerting a force, labour intensity is low, simple to operate.
Description of the drawings
Fig. 1 is the structural representation of high school chemical experiment test tube clamp of the present invention.
Specific embodiment
Clearly complete explanation is made to high school chemical experiment test tube clamp of the present invention below in conjunction with accompanying drawing.
As shown in figure 1, high school chemical experiment test tube clamp of the present invention includes the first clamping device 1, is arranged at described first
Electric machine 2 on clamping device 1, the holder device 3 positioned at the right side of first clamping device 1, be arranged at described it is rack-mounted
Put the second clamping device 4 on 3, pushing meanss 5, the roller devices 6 positioned at the lower section of the holder device 3, positioned at the roller
The push plate device 7 of the lower section of device 6.
As shown in figure 1, first clamping device 1 is including the first fix bar 11, positioned at the lower section of first fix bar 11
The second fix bar 12, positioned at the lower section of second fix bar 12 grip frame 13, positioned at the right side of first fix bar 11
Stop block 14, the first elastic plate 15 positioned at the top of first fix bar 11, the be arranged on first elastic plate 15
One sponge block 16.The lower end of first fix bar 11 is fixedly connected with the upper surface of second fix bar 12, and described first
The upper end of fix bar 11 is fixedly connected with the lower end of first elastic plate 15.Second fix bar 12 is in cuboid.It is described
It is in concave shape to grip frame 13, and the two ends of the gripping frame 13 are fixedly connected with the lower surface of second fix bar 12.The limit
Block 14 is determined in cuboid, the lower surface of the stop block 14 is fixedly connected with the upper surface of second fix bar 12, the limit
The left end for determining block 14 is fixedly connected with the right surface of first fix bar 11, and the stop block 14 is made using sponge material.
First elastic plate 15 is in bending, and first elastic plate 15 is made using elastomeric material so as to can be with flexural deformation.Institute
The first sponge block 16 is stated in bending, the left surface of first sponge block 16 is fixed with the right surface of first elastic plate 15
Connection.
As shown in figure 1, the electric machine 2 include first support bar 21, positioned at the of the top of the first support bar 21
Three fix bars 22, the motor 23 positioned at the lower section of the first support bar 21, the output shaft 24 being arranged on the motor 23, setting
The first bracing wire 25 on the output shaft 24, the fixed block 26 positioned at the lower section of the motor 23, under the fixed block 26
First spring 27 of side.The first support bar 21 is in cuboid, and the right-hand member of the first support bar 21 is fixed with described first
The left surface of bar 11 is fixedly connected.The upper end of the 3rd fix bar 22 is fixedly connected with first fix bar 11, and described
The lower end of three fix bars 22 is fixedly connected with the first support bar 21.The motor 23 is (not shown) with power supply to be electrically connected with,
There is provided electric energy for the motor 23, the motor 23 is provided with switch (not shown), it is convenient control the motor 23 open or
Close, the upper surface of the motor 23 is fixedly connected with the lower surface of the first support bar 21, the right surface of the motor 23
It is fixedly connected with the left surface of first fix bar 11.The output shaft 24 be in cylinder, one end of the output shaft 24 with
The motor 23 connects so that the motor 23 can drive the output shaft 24 to rotate.The upper end of first bracing wire 25 with
The output shaft 24 is fixedly connected.The right-hand member of the fixed block 26 is fixedly connected with first fix bar 11, the fixed block
26 are fixedly connected with the motor 23.The upper end of first spring 27 is fixedly connected with the fixed block 26.
As shown in figure 1, the holder device 3 include second support bar 31, be arranged in the second support bar 31 the
One roller 32, the 3rd support bar 33 positioned at the right side of the second support bar 31, positioned at the of the lower section of the second support bar 31
Four support bars 34, the 5th support bar 35 positioned at the lower section of the 4th support bar 34, it is arranged on the 5th support bar 35
Second roller 36.The second support bar 31 is in cuboid, the left end of the second support bar 31 and first fix bar 11
Right surface be fixedly connected, the second support bar 31 is provided with the first through hole 311 through its upper and lower surface, and described first leads to
Hole 311 is square.First roller 32 is in cylinder, first roller 32 be contained in the first through hole 311 and with
The second support bar 31 is pivotally connected so that first roller 32 can the rotation in the first through hole 311.Described
Three support bars 33 are in cuboid, and the right-hand member of second fix bar 31 is fixedly connected with the left surface of the 3rd support bar 33,
The second support bar 31 is arranged in a mutually vertical manner with the 3rd support bar 33.4th support bar 34 is in cuboid, described
The upper end of the 4th support bar 34 is fixedly connected with second fix bar 31, the lower end and the described 5th of the 4th support bar 34
Support bar 35 is fixedly connected.5th support bar 35 is in cuboid, and the left end of the 5th support bar 35 is solid with described first
Fixed pole 11 is fixedly connected, and the 5th support bar 35 is provided with the second through hole 351 through its upper and lower surface, second through hole
351 are square.Second roller 36 is in cylinder, second roller 36 be contained in second through hole 351 and with institute
State the 5th support bar 35 pivotally connected so that second roller 36 can the rotation in second through hole 351.
As shown in figure 1, second clamping device 4 includes catch bar 41, the restriction bar on the right side of the catch bar 41
42nd, positioned at catch bar both sides about 41 second spring 43, the second elastic plate 44, position on the left of the catch bar 41
The second sponge block 45 in the left side of second elastic plate 44, the movable stand 46 being arranged on the catch bar 41, it is arranged at institute
State the 3rd roller 47 at the two ends of movable stand 46.The catch bar 41 is slided through the left and right surface of the 3rd support bar 33 and with it
Dynamic connection so that the catch bar 41 can be moved left and right, the right-hand member of the catch bar 41 and the left surface for limiting bar 42
It is fixedly connected, the left end of the catch bar 41 is fixedly connected with the right surface of second elastic plate 44.The second spring 43
It is provided with two, the right-hand member of the second spring 43 is fixedly connected with the restriction bar 42, the left end of the second spring 43 and institute
State the 3rd support bar 33 to be fixedly connected, the second spring 43 is in confined state, the second spring 43 is promoted to the right
The restriction bar 42.Second elastic plate 44 is in bending, and second elastic plate 44 is located at first twisted plate 15
Right side, second elastic plate 44 is made using elastomeric material so as to can be with flexural deformation.Second sponge block 45 is in bending
Shape, the right surface of second sponge block 45 is fixedly connected with the left surface of second elastic plate 44, second elastic plate
44 pairs of second sponge blocks 45 play enough supporting roles so that second sponge block 45 can comprehensively be coated on examination
Guan Shang.The two ends of the movable stand 46 are provided with the first groove, the catch bar 41 through the left and right surface of the movable stand 46 and
It is slidably connected with it so that the movable stand 46 can be moved left and right on the catch bar 41.3rd roller 47 is provided with
Two and the two ends of the movable stand 46 are respectively arranged at, the 3rd roller 47 is in cylinder, and the 3rd roller 47 is housed
It is in first groove and pivotally connected with the movable stand 46 so that the 3rd roller 47 can be in first groove
Interior rotation, the 3rd roller 47 is acted against on the right surface of second elastic plate 44, and second elastic plate 44 is played
Supporting role.
As shown in figure 1, the pushing meanss 5 include pushing block 51, the first slide block 52 positioned at the lower section of the pushing block 51,
The 3rd spring 55 positioned at the right side of the pushing block 51, the push pedal 53 positioned at the top of the pushing block 51, positioned at the push pedal 53
4th spring 54 on right side, the first connection ring 56 for being arranged at the left surface of the pushing block 51.The cross section of the pushing block 51
In a rectangular trapezoid, the lower surface of the pushing block 51 is connected with the upper surface slide of the second support bar 31.Described first slides
Block 52 is in cuboid, and the upper surface of first slide block 52 is fixedly connected with the lower surface of the pushing block 51, described second
Strut 31 is slidably connected through the left and right surface of first slide block 52 and with it so that the pushing block 51 is slided with described first
Block 52 can smoothly be moved left and right in the second support bar 31.The left end and the pushing block 51 of the 3rd spring 55
Right surface be fixedly connected, the right-hand member of the 3rd spring 55 is fixedly connected with the 3rd support bar 33.The push pedal 53 is in
Cuboid and vertically placement, the lower end of the push pedal 53 is fixedly connected with the upper surface of the pushing block 51, the push pedal 53
Left surface is acted against on the right surface of the movable stand 46.The left end of the 4th spring 54 is solid with the right surface of the push pedal 53
Fixed connection, the right-hand member of the 4th spring 54 is fixedly connected with the 3rd support bar 33, and the 4th spring 54 is in and is pressed
Contracting state, plays a supporting role to the push pedal 53, and the elastic force sum of the 4th spring 54 and the 3rd spring 55 is less than described
The elastic force of second spring 43 so that when the second spring 43 promotes to the right the restriction bar 42, the catch bar 41, the second bullet
Property plate 44 moves right, and the movable stand 46, push pedal 53 and pushing block 51 move right so that the push pedal 53 is acted against all the time
On the right surface of movable stand 46, the movable stand 46 is played a supporting role.First connection ring 56 is in bending, and described the
The two ends of one connection ring 56 are fixedly connected with the left surface of the pushing block 51.
As shown in figure 1, the roller devices 6 include contiguous block 61, the first swingle being arranged on the contiguous block 61
62nd, the second swingle 63 being arranged on first swingle 62, the 4th rolling for being arranged at the upper end of the second swingle 63
Wheel 64, the second connection ring 65 being arranged on second swingle 63, the second drawing being arranged in second connection ring 65
Line 66, the 5th spring being arranged on second swingle 63 and the 6th spring positioned at the left side of first swingle 62
67.The contiguous block 61 is in cuboid, and the left surface of the contiguous block 61 is fixed with the right surface of first fix bar 11 and connected
Connect.The left end of first swingle 62 is provided with the second groove, the contiguous block 61 be contained in second groove and with institute
State the first swingle 62 pivotally connected so that first swingle 62 can rotate around the contiguous block 61.Described second
Swingle 63 is in cuboid, and second swingle 63 is provided with positioned at the 3rd groove of its left end and positioned at the 4th of its right-hand member the
Groove, the right-hand member of first swingle 62 be contained in it is in the 3rd groove and pivotally connected with second swingle 63,
First swingle 62 is rotated against with second swingle 63.4th roller 64 is in cylinder, institute
State the 4th roller 64 to be contained in the 4th groove and pivotally connected with second swingle 63 so that the 4th roller
64 can rotate in the 4th groove, and the 4th roller 64 is acted against on the lower surface of the 5th support bar 35, and
Can roll on the lower surface of the 5th support bar 35.Second connection ring 65 is in bending, second connection ring
65 two ends are fixedly connected with second swingle 63.The lower end of second bracing wire 66 is fixed with second connection ring 65
Connection, the upper end of second bracing wire 66 is fixedly connected with first connection ring 56, and second bracing wire 66 is through described the
Two through holes 351, first through hole 311, and act against on the roller 36 of first roller 32 and second.The right-hand member of the 5th spring
It is fixedly connected with second swingle 63, the left end of the 5th spring is fixedly connected with first swingle 62, described
5th spring pulls to the left second swingle 63 in the state that is stretched, the 5th spring.6th spring 67
Left end is fixedly connected with first fix bar 11, and the right-hand member of the 6th spring 67 is fixed with first swingle 62 and connected
Connect, the 6th spring 67 pulls to the left first swingle 62 in the state that is stretched, the 6th spring 67.
As shown in figure 1, the push plate device 7 include movable plate 71, be arranged on the movable plate 71 the second slide block 72,
The 3rd connection ring 73 positioned at the top of the movable plate 71, the 7th spring 74 positioned at the top of the movable plate 71, positioned at described
The locating rack 75 of the top of the 7th spring 74.The movable plate 71 is in cuboid, and the movable plate 71 is provided with through following table thereon
The third through-hole 711 in face, the third through-hole 711 is square.Second slide block 72 is in cuboid, and second slide block 72 is received
It is dissolved in the third through-hole 711 and is fixedly connected with the movable plate 71, second slide block 72 adopts smooth material system
Into being made using the little material of coefficient of friction.First fix bar 11 through second slide block 72 upper and lower surface and
It is slidably connected with it, the lower end of first spring 27 is fixedly connected with second slide block 72.3rd connection ring 73 is in
Bending, the two ends of the 3rd connection ring 73 are fixedly connected with the upper surface of the movable plate 71, first bracing wire 25
Lower end is fixedly connected with the 3rd connection ring 73.The lower end of the 7th spring 74 is fixedly connected with the movable plate 71, institute
The upper end for stating the 7th spring 74 is fixedly connected with the locating rack 75.The upper end of the locating rack 75 and the 5th support bar 35
It is fixedly connected.
As shown in figure 1, when the high school chemical experiment test tube clamp of the present invention is used, first by person gripping frame is held
13, the present invention is moved easily, test tube is between the first sponge block 16 and the second sponge block 45, and so that first is extra large
Continuous block 16 is acted against on test tube.Then the switch of motor 23 is opened so that the output shaft 24 rotates, first bracing wire 25
Upper end winds on the output shaft 24, and first bracing wire 25 pulls up the 3rd connection ring 73 so that the described 3rd
Connection ring 73, movable plate 71 are moved up, and the movable plate 71 pushes up the swingle 63 of first swingle 62 and second
Lower end so that the right-hand member of first swingle 62 moves right, and the upper end of second swingle 63 moves right, described
4th roller 64 is rolled on the 5th support bar 35, and second connection ring 65 moves right, the quilt of the second bracing wire 66
Tense, second bracing wire 66 pulls to the left first connection ring 56 so that the pushing block 51 is moved to the left, described first
Slide block 52 is moved to the left, and the push pedal 53 promotes to the left the movable stand 46 so that second elastic plate 44, catch bar 41 to
Move left, the restriction bar 42 is moved to the left therewith, and the second spring 43 is compressed, and second elastic plate 44 continues to the left
Mobile to act against on test tube up to second sponge block 45, now the sponge block 45 of first sponge block 16 and second is enveloped
Test tube, simultaneously because sponge block is softer, preferable protective effect is played to test tube.In order to clamp in test tube more consolidates, this
When motor 23 output shaft 24 can be driven to continue to rotate, the movable stand 46 continues to be moved to the left, the 3rd roller 47
In the upper roller of the second elastic plate 44, and the two ends of second elastic plate 44 are promoted to the left so that second elastic plate
44 start flexural deformation, and allow on the more firm side for acting against test tube in the two ends of the second elastic plate 44, to examination
More preferably, while can clamp test tube is stable, the position for then test tube of clamping being moved to into needs is i.e. for the covering property of pipe
Can.After clamping is finished, the switch of motor 23 is closed, the 6th spring 67 pulls to the left first swingle 62, while institute
Stating the 5th spring pulls to the left second swingle 63, second connection ring 65 to be moved to the left, the second spring 43 to
It is right to promote the restriction bar 42 so that the catch bar 41 moves right, and second elastic plate 44, the second sponge block 45 are to the right
Mobile, the movable stand 46 moves right, and the push pedal 53 and pushing block 51 move right, until moving to initial position.Extremely
This, high school chemical experiment test tube clamp of the present invention is finished using process description.
Claims (8)
1. a kind of high school chemical experiment test tube clamp, it is characterised in that：Chemical experiment test tube clamp includes the first clamping dress
Electric machine, the holder device on the right side of first clamping device, the setting put, being arranged on first clamping device
The second clamping device, pushing meanss, the roller devices below the holder device on the holder device, positioned at institute
The push plate device below roller devices is stated, first clamping device is including the first fix bar, under first fix bar
Side the second fix bar, below second fix bar grip frame, the stop block on the right side of first fix bar,
The first elastic plate above first fix bar, the first sponge block being arranged on first elastic plate, the electricity
Machine device is including first support bar, the 3rd fix bar above the first support bar, under the first support bar
Side motor, be arranged on the motor output shaft, be arranged on the output shaft the first bracing wire, under the motor
Fixed block, first spring below the fixed block of side, the holder device is including second support bar, described in being arranged at
The first roller in second support bar, the 3rd support bar on the right side of the second support bar, positioned at the second support bar
4th support bar of lower section, the 5th support bar below the 4th support bar, it is arranged on the 5th support bar
Second roller, second clamping device is including catch bar, the restriction bar on the right side of the catch bar, positioned at the catch bar
Up and down the second spring of both sides, the second elastic plate on the left of the catch bar, on the left of second elastic plate the
Two sponge blocks, the movable stand being arranged on the catch bar, the 3rd roller for being arranged at the movable stand two ends, the promotion dress
Put including pushing block, the first slide block below the pushing block, the 3rd spring on the right side of the pushing block, positioned at institute
State the push pedal above pushing block, the 4th spring on the right side of the push pedal, be arranged at the first company of the pushing block left surface
Ring is connect, the roller devices include contiguous block, the first swingle being arranged on the contiguous block, are arranged at first rotation
The second swingle on bar, it is arranged at the 4th roller of the second swingle upper end, is arranged on second swingle
Second connection ring, the second bracing wire being arranged in second connection ring, the 5th spring being arranged on second swingle
And the 6th spring on the left of first swingle, the push plate device include movable plate, be arranged on the movable plate
The second slide block, the 3rd connection ring above the movable plate, the 7th spring above the movable plate, positioned at institute
State the locating rack above the 7th spring.
2. high school chemical experiment test tube clamp as claimed in claim 1, it is characterised in that：The lower end of first fix bar with
The upper surface of second fix bar is fixedly connected, and the upper end of first fix bar is fixed with the lower end of first elastic plate
Connection, the two ends for gripping frame are fixedly connected with the lower surface of second fix bar, the lower surface of the stop block and institute
The upper surface for stating the second fix bar is fixedly connected, and the left end of the stop block is fixed with the right surface of first fix bar and connected
Connect, first sponge block is in bending, and the left surface of first sponge block is fixed with the right surface of first elastic plate
Connection.
3. high school chemical experiment test tube clamp as claimed in claim 2, it is characterised in that：The right-hand member of the first support bar with
The left surface of first fix bar is fixedly connected, and the upper end of the 3rd fix bar is fixedly connected with first fix bar,
The lower end of the 3rd fix bar is fixedly connected with the first support bar, the upper surface of the motor and the first support bar
Lower surface be fixedly connected, the right surface of the motor is fixedly connected with the left surface of first fix bar, the output shaft
In cylinder, one end of the output shaft and the motor connection, the upper end of first bracing wire is fixed with the output shaft and is connected
Connect, the right-hand member of the fixed block is fixedly connected with first fix bar, and the fixed block is fixedly connected with the motor, described
The upper end of the first spring is fixedly connected with the fixed block.
4. high school chemical experiment test tube clamp as claimed in claim 3, it is characterised in that：The left end of the second support bar with
The right surface of first fix bar is fixedly connected, and the second support bar is provided with the first through hole through its upper and lower surface,
First roller is contained in the first through hole and, the right side of second fix bar pivotally connected with the second support bar
End is fixedly connected with the left surface of the 3rd support bar, and the upper end of the 4th support bar is fixed with second fix bar and connected
Connect, the lower end of the 4th support bar is fixedly connected with the 5th support bar, the left end of the 5th support bar and described
One fix bar is fixedly connected, and the 5th support bar is provided with the second through hole through its upper and lower surface, and second roller is received
It is dissolved in second through hole and pivotally connected with the 5th support bar.
5. high school chemical experiment test tube clamp as claimed in claim 4, it is characterised in that：The catch bar runs through the described 3rd
The left and right surface of support bar and it is slidably connected with it, the right-hand member of the catch bar is fixedly connected with the left surface of the restriction bar,
The left end of the catch bar is fixedly connected with the right surface of second elastic plate, and the second spring is provided with two, and described
The right-hand member of two springs is fixedly connected with the restriction bar, and the left end of the second spring is fixedly connected with the 3rd support bar,
Second elastic plate is in bending, and second elastic plate is located at the right side of first twisted plate, second sponge block
Right surface be fixedly connected with the left surface of second elastic plate, the two ends of the movable stand are provided with the first groove, described to push away
Lever is slidably connected through the left and right surface of the movable stand and with it, and the 3rd roller is provided with two, the 3rd roller
It is contained in first groove interior and pivotally connected with the movable stand, the 3rd roller acts against second elastic plate
On right surface.
6. high school chemical experiment test tube clamp as claimed in claim 5, it is characterised in that：The lower surface of the pushing block and institute
The upper surface slide connection of second support bar is stated, the upper surface of first slide block is fixed with the lower surface of the pushing block and connected
Connect, the second support bar is slidably connected through the left and right surface of first slide block and with it, the left end of the 3rd spring
It is fixedly connected with the right surface of the pushing block, the right-hand member of the 3rd spring is fixedly connected with the 3rd support bar, described
The lower end of push pedal is fixedly connected with the upper surface of the pushing block, and the left surface of the push pedal acts against the right table of the movable stand
On face, the left end of the 4th spring is fixedly connected with the right surface of the push pedal, the right-hand member of the 4th spring and described
Three support bars are fixedly connected, and first connection ring is in bending, the two ends of first connection ring and a left side for the pushing block
Surface is fixedly connected.
7. high school chemical experiment test tube clamp as claimed in claim 6, it is characterised in that：The left surface of the contiguous block and institute
The right surface for stating the first fix bar is fixedly connected, and the left end of first swingle is provided with the second groove, and the contiguous block is housed
In second groove and pivotally connected with first swingle, second swingle is provided with positioned at its left end
Three grooves and the 4th groove positioned at its right-hand member, the right-hand member of first swingle be contained in the 3rd groove and with it is described
Second swingle is pivotally connected, and the 4th roller is contained in the 4th groove and connects with the second swingle pivot
Connect, the 4th roller is acted against on the lower surface of the 5th support bar, second connection ring be in bending, described second
The two ends of connection ring are fixedly connected with second swingle, and the lower end of second bracing wire is fixed with second connection ring and connected
Connect, the upper end of second bracing wire is fixedly connected with first connection ring, described second be drawstring through second through hole,
One through hole, and act against on first roller and the second roller, the right-hand member of the 5th spring is solid with second swingle
Fixed connection, the left end of the 5th spring is fixedly connected with first swingle, the left end of the 6th spring and described the
One fix bar is fixedly connected, and the right-hand member of the 6th spring is fixedly connected with first swingle.
8. high school chemical experiment test tube clamp as claimed in claim 7, it is characterised in that：The movable plate is provided with through it
The third through-hole of upper and lower surface, second slide block is contained in the third through-hole and is fixedly connected with the movable plate, institute
State the first fix bar through second slide block upper and lower surface and be slidably connected with it, the lower end of first spring with it is described
Second slide block is fixedly connected, and the 3rd connection ring is in bending, and the two ends of the 3rd connection ring are upper with the movable plate
Surface is fixedly connected, and the lower end of first bracing wire is fixedly connected with the 3rd connection ring, the lower end of the 7th spring with
The movable plate is fixedly connected, and the upper end of the 7th spring is fixedly connected with the locating rack, the upper end of the locating rack with
5th support bar is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Cited By (7)
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| CN106944948A (en) * | 2017-03-29 | 2017-07-14 | 深圳市雷凌广通技术研发有限公司 | A kind of firm chemical industry dangerous goods clamping equipment |
| CN107127695A (en) * | 2017-05-23 | 2017-09-05 | 泉州市力亿消防科技有限公司 | A kind of high-abrasive material production tool |
| CN107252802A (en) * | 2017-06-30 | 2017-10-17 | 安徽工程大学 | A kind of cleaning device for genetic engineering test tube |
| CN108176423A (en) * | 2018-01-02 | 2018-06-19 | 李昊恩 | It is a kind of can quick regulating working state Physical Chemistry Experiment brandreth |
| CN108095834B (en) * | 2018-01-12 | 2020-06-30 | 吴玉波 | A clamping device for orthopedic treatment |
| CN111903667A (en) * | 2020-09-03 | 2020-11-10 | 浙江省畜牧技术推广与种畜禽监测总站(浙江省农业机械试验鉴定推广总站) | A seminal fluid freezer for hu sheep seminal fluid is preserved |
| CN115869815A (en) * | 2023-01-04 | 2023-03-31 | 首都医科大学附属北京天坛医院 | Blood mixing device of blood collection tube |
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| CN106944948B (en) * | 2017-03-29 | 2019-01-11 | 江山市艺康化学有限公司 | A kind of firm chemical industry dangerous goods clamping equipment |
| CN107127695A (en) * | 2017-05-23 | 2017-09-05 | 泉州市力亿消防科技有限公司 | A kind of high-abrasive material production tool |
| CN107252802A (en) * | 2017-06-30 | 2017-10-17 | 安徽工程大学 | A kind of cleaning device for genetic engineering test tube |
| CN108176423A (en) * | 2018-01-02 | 2018-06-19 | 李昊恩 | It is a kind of can quick regulating working state Physical Chemistry Experiment brandreth |
| CN108095834B (en) * | 2018-01-12 | 2020-06-30 | 吴玉波 | A clamping device for orthopedic treatment |
| CN111903667A (en) * | 2020-09-03 | 2020-11-10 | 浙江省畜牧技术推广与种畜禽监测总站(浙江省农业机械试验鉴定推广总站) | A seminal fluid freezer for hu sheep seminal fluid is preserved |
| CN111903667B (en) * | 2020-09-03 | 2022-06-21 | 浙江省畜牧技术推广与种畜禽监测总站(浙江省农业机械试验鉴定推广总站) | A seminal fluid freezer for hu sheep seminal fluid is preserved |
| CN115869815A (en) * | 2023-01-04 | 2023-03-31 | 首都医科大学附属北京天坛医院 | Blood mixing device of blood collection tube |
| CN115869815B (en) * | 2023-01-04 | 2023-08-08 | 首都医科大学附属北京天坛医院 | Blood mixing device for blood sampling tube |
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