CN208968715U - Physical Experiment dynamometer - Google Patents
Physical Experiment dynamometer Download PDFInfo
- Publication number
- CN208968715U CN208968715U CN201821943379.XU CN201821943379U CN208968715U CN 208968715 U CN208968715 U CN 208968715U CN 201821943379 U CN201821943379 U CN 201821943379U CN 208968715 U CN208968715 U CN 208968715U
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- China
- Prior art keywords
- button
- fixedly connected
- shell
- spring
- inside casing
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Abstract
The utility model provides Physical Experiment dynamometer, including pull rod, fixed link, button, connecting rod, second auxiliary spring and limit shell, inside casing upper surface is fixedly connected with limit shell, button is provided on the upside of limit shell, fixed link is provided at left and right sides of button, connecting rod is connected on the upside of button outer surface, the second width spring is fixedly connected at left and right sides of connecting rod lower end surface, pull rod is provided on the right side of limit shell, gag lever post is fixedly connected on the left of pull rod outer surface, gag lever post right side is fixedly connected with the first auxiliary spring, it is not convenient enough that the design solves original weight beam replacement spring, the problem of elapsed time, the utility model is structurally reasonable, using firm, measurement is accurate, convenient for combination installation.
Description
Technical field
The utility model is Physical Experiment dynamometer, belongs to Physical Experiment appliance technology.
Background technique
The instrument for indicating scale to the size of measuring force is made using the elasticity of metal for dynamometer, calls its " dynamometer ".
There are the types such as gripe dynamometer, and spring scale is then simplest one kind of dynamometer, weight beam does pulling force due to being often used in
Relationship between elongation can study the limiting length and yield strength of spring, such that spring breaking down needs more
It changes.
In the prior art, existing weight beam is not easy to replacement spring, replaces spring in use, when consumption
Between, slow down the progress of experiment, has been badly in need of Physical Experiment now and solves the above-mentioned problem with dynamometer.
Summary of the invention
In view of the deficienciess of the prior art, the utility model aim is to provide Physical Experiment dynamometer, on solving
The problem of proposing in background technique is stated, the utility model is structurally reasonable, and using consolidating, measurement is accurate, installs convenient for combination.
To achieve the goals above, the utility model is achieved through the following technical solutions: Physical Experiment dynamometry
Meter, including circle, mechanism easy to disassemble, shell, pointer, hook, inside casing and main spring, the upper shell face is drawn to be fixedly connected
There is drawing to enclose, is provided with mechanism easy to disassemble on the upside of the interior of shell, the shell front side is provided with pointer, the interior of shell
It is provided with inside casing, the inside casing is internally provided with main spring, is provided with hook, the mechanism easy to disassemble on the downside of the main spring
Including pull rod, fixed link, button, connecting rod, the first auxiliary spring and limit shell, the inside casing upper surface is fixedly connected with limit
Shell, the limit shell upside are provided with button, and fixed link, the button outer surface upside are provided at left and right sides of the button
It is connected with connecting rod, the second auxiliary spring is fixedly connected at left and right sides of the connecting rod lower end surface, is set on the right side of the limit shell
It is equipped with pull rod, gag lever post is fixedly connected on the left of the pull rod outer surface, the gag lever post right side is fixedly connected with the first pair
Spring.
Further, scale plate is equipped on the downside of the case nose face.
Further, it is provided with knob on the upside of the main spring, slide bar, the lower end of the slider are set on the downside of the main spring
Face is fixedly connected with connecting column, and the main spring and pointer pass through screw and be connected with slide bar, and the main spring passes through knob
It is connected with inside casing.
Further, the left and right sides offers sliding slot inside the inside casing, is fixedly connected at left and right sides of the slide bar
There is sliding block.
Further, through-hole is offered on the downside of the button left side, the pull rod is socketed by through-hole and button.
Further, the mechanism easy to disassemble is provided with two groups, and two groups of mechanism specifications easy to disassemble are identical, and two groups just
It is placed in disassembly mechanism bilateral symmetry.
The utility model has the beneficial effects that the Physical Experiment dynamometer of the utility model, because the utility model is added to
Pull rod, fixed link, button, connecting rod, the second auxiliary spring and limit shell, the design can easily replace the bullet in dynamometer
Spring solves the problems, such as that original weight beam replacement spring is not convenient enough, elapsed time, improves the practical of the utility model
Property.
Because being provided with knob on the upside of main spring, setting slide bar, the lower end of the slider face are fixedly connected with connecting column on the downside of main spring,
Main spring and pointer pass through screw and are connected with slide bar, and main spring is connected by knob with inside casing, which is convenient for main bullet
The fixation and disassembly of spring are fixedly connected to sliding block at left and right sides of slide bar because the left and right sides offers sliding slot inside inside casing, should
Design reduces the frictional force between slide bar and inside casing, improves the accuracy of measurement, because offering through-hole on the downside of button left side,
Pull rod is socketed by through-hole and button, which utilizes pull rod fixed button, increases the practical stability of the utility model, this reality
Reasonable with new structure, using consolidating, measurement is accurate, installs convenient for combination.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the structural schematic diagram of the utility model Physical Experiment dynamometer;
Fig. 2 is the sectional view of the utility model Physical Experiment dynamometer;
Fig. 3 is the enlarged drawing of A in the utility model Physical Experiment dynamometer;
In figure: 1- draws circle, 2- mechanism easy to disassemble, 3- shell, 4- pointer, 5- hook, 6- inside casing, 7- main spring, 21- to draw
Bar, 22- fixed link, 23- button, 24- connecting rod, the second auxiliary spring of 25-, 26- limit shell, the first auxiliary spring of 27-, 28- limit
Bar, 31- scale plate, 71- slide bar, 72- connecting column, 73- knob.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Fig. 1-Fig. 3 is please referred to, the utility model provides technical solution: Physical Experiment dynamometer, including draws circle 1, is convenient for
Disassembly mechanism 2, shell 3, pointer 4, hook 5, inside casing 6 and main spring 7,3 upper surface of shell are fixedly connected with drawing circle 1, shell 3
Upper inside is provided with mechanism 2 easy to disassemble, is provided with pointer 4 on front side of shell 3, and shell 3 is internally provided with inside casing 6, in inside casing 6
Portion is provided with main spring 7, and hook 5 is provided on the downside of main spring 7.
Mechanism 2 easy to disassemble includes pull rod 21, fixed link 22, button 23, connecting rod 24, the second auxiliary spring 25 and limit
Shell 26,6 upper surface of inside casing are fixedly connected with limit shell 26, limit and are provided with button 23 on the upside of shell 26, and 23 left and right sides of button is
It is provided with fixed link 22, connecting rod 24, fixed company at left and right sides of 24 lower end surface of connecting rod are connected on the upside of 23 outer surface of button
It is connected to the second auxiliary spring 25, limits and is provided with pull rod 21 on the right side of shell 26, be fixedly connected with gag lever post 28 on the left of 21 outer surface of pull rod,
28 right side of gag lever post is fixedly connected with the first auxiliary spring 27, which can be to the spring in convenient and fast replacement dynamometer, solution
The problem of original weight beam of having determined replaces not convenient enough spring, elapsed time.
It is equipped with scale plate 31 on the downside of 3 front end face of shell, which intuitively reads the weight of measurement object convenient for user,
It is provided with knob 73 on the upside of main spring 7, slide bar 71 is set on the downside of main spring 7,71 lower end surface of slide bar is fixedly connected with connecting column 72,
Main spring 7 and pointer 4 are connected by screw with slide bar 71, and main spring 7 is connected by knob 73 with inside casing 6, the design
Convenient for the fixation and disassembly of main spring 7.
The 6 inside left and right sides of inside casing offers sliding slot, is fixedly connected to sliding block at left and right sides of slide bar 71, which subtracts
The frictional force between slide bar 71 and inside casing 6 is lacked, has improved the accuracy of measurement, offer through-hole on the downside of 23 left side of button, draw
Bar 21 passes through through-hole and button 23 is socketed, which utilizes 21 fixed button 23 of pull rod, and increase the utility model is practical to be consolidated
Property, mechanism 2 easy to disassemble is provided with two groups, and two groups of 2 specifications of mechanism easy to disassemble are identical, two groups of mechanisms 2 or so easy to disassemble
Symmetrically placed, which increases the stability of inside casing 6.
One embodiment as the utility model: when in use, the physics hook 5 for needing to measure is hooked by experimenter
Firmly lift, then read weight, is needed using the size that formula calculates you can get it power when user needs replacing spring
The pull rod 21 in left side is pulled to the left, the pull rod 21 on right side pulls to the right, and the second auxiliary spring 25 of compression, which applies button 23, to be made
Firmly, the pop-up of button 23 limit shell 26, then inside casing 6 is taken out from shell 3 and twists knob 73 and screw, main spring 7 is taken
Lower replacement, the spring after replacement is fixed, and inside casing 6 is placed in shell 3, then the pull rod 21 in left side is pulled to the left, right
The pull rod 21 of side pulls to the right, and the compression of the first auxiliary spring 27 presses down on button 23, releasing lever 21, the first auxiliary spring 27
Reaction force is applied to pull rod 21, is socketed pull rod 21 by through-hole and button 23, increases the stability of inside casing 6.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein.It should not treat any reference in the claims as limiting related right
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. Physical Experiment dynamometer, including circle, mechanism easy to disassemble, shell, pointer, hook, inside casing and main spring are drawn,
Be characterized in that: the upper shell face is fixedly connected with drawing circle, is provided with mechanism easy to disassemble on the upside of the interior of shell, described
Shell front side is provided with pointer, and the interior of shell is provided with inside casing, and the inside casing is internally provided with main spring, the main spring
Downside is provided with hook;
The mechanism easy to disassemble includes pull rod, fixed link, button, connecting rod, the second auxiliary spring and limit shell, the inside casing
Upper surface is fixedly connected with limit shell, and button is provided on the upside of the limit shell, is provided with fixation at left and right sides of the button
Bar, the button outer surface upside are connected with connecting rod, the second pair are fixedly connected at left and right sides of the connecting rod lower end surface
Spring, the limit shell right side are provided with pull rod, gag lever post are fixedly connected on the left of the pull rod outer surface, and the gag lever post is right
End face is fixedly connected with the first auxiliary spring.
2. Physical Experiment dynamometer according to claim 1, it is characterised in that: be equipped on the downside of the case nose face
Scale plate.
3. Physical Experiment dynamometer according to claim 1, it is characterised in that: be provided with rotation on the upside of the main spring
Slide bar is arranged in button, the main spring downside, and the lower end of the slider face is fixedly connected with connecting column, and the main spring and pointer are logical
It crosses screw to be connected with slide bar, the main spring is connected by knob with inside casing.
4. Physical Experiment dynamometer according to claim 3, it is characterised in that: the left and right sides is opened inside the inside casing
Equipped with sliding slot, sliding block is fixedly connected at left and right sides of the slide bar.
5. Physical Experiment dynamometer according to claim 1, it is characterised in that: offered on the downside of the button left side
Through-hole, the pull rod are socketed by through-hole and button.
6. Physical Experiment dynamometer according to claim 1, it is characterised in that: the mechanism easy to disassemble is provided with two
Group, and two groups of mechanism specifications easy to disassemble are identical, two groups of mechanism bilateral symmetries easy to disassemble are placed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821943379.XU CN208968715U (en) | 2018-11-23 | 2018-11-23 | Physical Experiment dynamometer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821943379.XU CN208968715U (en) | 2018-11-23 | 2018-11-23 | Physical Experiment dynamometer |
Publications (1)
Publication Number | Publication Date |
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CN208968715U true CN208968715U (en) | 2019-06-11 |
Family
ID=66765731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201821943379.XU Expired - Fee Related CN208968715U (en) | 2018-11-23 | 2018-11-23 | Physical Experiment dynamometer |
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CN (1) | CN208968715U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110487365A (en) * | 2019-08-27 | 2019-11-22 | 嘉兴市光炬五金科技有限公司 | A kind of spring weighing device |
-
2018
- 2018-11-23 CN CN201821943379.XU patent/CN208968715U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110487365A (en) * | 2019-08-27 | 2019-11-22 | 嘉兴市光炬五金科技有限公司 | A kind of spring weighing device |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190611 Termination date: 20201123 |