CN207280314U - A kind of vernier caliper - Google Patents
A kind of vernier caliper Download PDFInfo
- Publication number
- CN207280314U CN207280314U CN201721227760.1U CN201721227760U CN207280314U CN 207280314 U CN207280314 U CN 207280314U CN 201721227760 U CN201721227760 U CN 201721227760U CN 207280314 U CN207280314 U CN 207280314U
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- China
- Prior art keywords
- vernier
- cavity
- convex block
- tip
- rubber convex
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- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
A kind of vernier caliper, including main scale and vernier, vernier slides along main scale, vernier, which is equipped with, to be used to limit the locking device that vernier slides along main scale, the locking device includes the compression bar being articulated with vernier, vernier side wall is provided with cavity, rubber convex block is provided with compression bar, the rubber convex block can be contacted by cavity with scale surface when rotating the compression bar.When in use, locking device is pressed, you can position of the fixed vernier on main scale, when without using locking device, vernier can slide along main scale, achieve the purpose that easy to use.
Description
Technical field
It the utility model is related to survey tool field, more particularly to a kind of vernier caliper.
Background technology
Vernier caliper is the important survey tool for daily measurement.
The Chinese patent of notification number CN202547523 discloses a kind of vernier caliper, including a base foot bar, a slip in
Lock-screw on sliding ruler frame in base foot bar, and sliding ruler frame.
The vernier caliper slides a distance in use, manipulation slides ruler frame, screws lock-screw, fixes sliding ruler frame
In base foot bar, and start reading；After the completion of reading, lock-screw is unscrewed, sliding ruler frame is slid along base foot bar, is carried out next
Secondary use., need to be to lock-screw when using although the vernier caliper realizes the fixation of sliding ruler frame by clamping screw
Rotated to fix sliding ruler frame, locking process is cumbersome, inconvenient during use.
Utility model content
The purpose of this utility model is to provide a kind of vernier caliper, has the advantages that easy to use.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of vernier caliper, bag
Main scale and vernier are included, vernier, which is equipped with, to be used to limit the locking device that vernier slides along main scale, and locking device includes being articulated with trip
Compression bar on ruler, is provided with cavity through vernier side wall, rubber convex block is provided with compression bar, rotate the rubber during compression bar
Convex block can be contacted by cavity with scale surface.
Implement above-mentioned technical proposal, slide vernier in use to suitable distance, press locking device, make rubber convex
Block and main scale contradict, and vernier no longer slides, and can carry out reading at this time, after reading, unclamp locking device, continue to slide vernier
Measurement operation next time is carried out, during whole measurement operation, it is only necessary to by the way that locking operation can be completed by moulded rod, make
With conveniently.
Further, the compression bar includes tip and stock, and rubber convex block is mounted on tip and tip is hinged
In being provided with elastic device in cavity sidewalls and between stock and vernier.
Implement above-mentioned technical proposal, by moulded rod, tip rotates in vernier cavity, rubber convex block conflict main scale, and with
Main scale produces frictional force, and vernier is because of the effect of frictional force, it is difficult to be slid along main scale, so as to achieve the purpose that locking, unclamps locking
Device, compression bar returns to initial position under the action of the elastic force of elastic device, easy to operate.
Further, elastic device is arranged to spring, and stock is equipped with the first lead, and vernier is equipped with the second lead,
The both ends of spring are sheathed on the first lead and the second lead respectively.
Implement above-mentioned technical proposal, after by moulded rod, spring compression, after unclamping compression bar, spring gives compression bar one elastic force,
Compression bar is set to return to pressing front position；The first lead and the second lead set at the same time can play certain guiding role,
Reduce the pressing deformation of spring.
Further, elastic device is arranged to spring leaf, and the short side of spring leaf is connected with vernier screw.
Implement above-mentioned technical proposal, after by moulded rod, spring leaf is pressurized, and after unclamping compression bar, spring leaf is to compression bar one
Elastic force, makes compression bar return to pressing front position.
Further, cavity sidewalls offer through hole, tip be equipped with hinge hole, be provided with vernier sequentially pass through through hole with
The latch at tip.
Implement above-mentioned technical proposal, rubber convex block usage time is also easy to produce abrasion and needs replacing too long, and compression bar and vernier
Connected by latch, it is possible to achieve latch is disassembled when replacing rubber convex block, takes out compression bar to replace rubber convex block.
Further, cavity is equipped with opening in the side wall of vernier length direction, and opening is equipped with movable panel, movable panel two
Side is provided with protrusion, and strip groove is provided with the cavity two side adjacent with opening, and protrusion can slide along strip groove, and empty
The side wall of chamber face opening is equipped with articulated shaft, and articulated shaft passes through tip.
Implement above-mentioned technical proposal, rubber convex block usage time is also easy to produce abrasion too long, and protrusion can be slided along strip at this time
Groove slides, and movable panel is separated with vernier, then compression bar is taken out to replace rubber convex block from articulated shaft.
Further, there is placed cavity at tip away from the end set of stock, and rubber convex block plug is arranged in placed cavity.
Implement above-mentioned technical proposal, placement can be extracted rubber convex block or be installed on when firmly by filling in the mode set
In groove, achieve the purpose that dismounting or replacement, it is easy to operate, extend the service life of vernier caliper.
Further, tip is provided with the placing groove placed for rubber convex block away from the end of stock, and placing groove side is provided with cunning
Groove is moved, rubber convex block two sides are equipped with the sliding block with placing groove grafting.
Implement above-mentioned technical proposal, sliding block can slide along slippage slot, rubber convex block is inserted into or skid off placing groove realization
Rubber convex block is installed or removed, it is easy to operate, and extend the service life of vernier caliper.
In conclusion the utility model has the advantages that：
First, compression bar and vernier are rotatablely connected, and can lock vernier by moulded rod during reading, easy to use；
2nd, so that when unclamping compression bar, compression bar can return back to the position before pressing under the action of the tension force of elastic device,
It is easy to use；
3rd, replaceable rubber convex block can realize rubber convex block it is frayed after replacement, vernier caliper service life length.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is vernier caliper the first viewing angle constructions figure of the utility model embodiment 1；
Fig. 2 is the vernier caliper broken section structure chart of the utility model embodiment 1
Fig. 3 is the partial enlarged view of A in Fig. 2；
Fig. 4 is the installation diagram of elastic device in embodiment 2；
Fig. 5 is vernier caliper the second viewing angle constructions figure of the utility model embodiment 1；
Fig. 6 is the partial enlarged view of B in Fig. 5；
Fig. 7 is the installation diagram of rubber convex block in embodiment 3；
Fig. 8 is the 3rd viewing angle constructions figure of vernier caliper of the utility model embodiment 1；
Fig. 9 is the partial enlarged view of C in Fig. 8；
Figure 10 is the installation diagram of compression bar in embodiment 4.
Reference numeral：1st, main scale；2nd, vernier；21st, cavity；22nd, strip groove；23rd, articulated shaft；24th, the first lead；
25th, through hole；26th, it is open；3rd, spring；4th, spring leaf；5th, compression bar；51st, stock；52nd, tip；53rd, the second lead；54th, place
Chamber；55th, placing groove；56th, slippage slot；6th, latch；7th, movable panel；71st, it is raised；8th, rubber convex block；81st, sliding block.
Embodiment
In the following detailed description, it is proposed that many details, in order to the comprehensive understanding to the utility model.But
It is, it will be apparent to those skilled in the art that the utility model can be in one during these details are not required
Implement in the case of a little details.The description to embodiment is used for the purpose of providing by showing the example of the utility model below
The utility model is more fully understood.
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
Embodiment 1：
A kind of vernier caliper, as illustrated in fig. 1 and 2, including main scale 1, vernier 2, vernier 2 slide along main scale 1.
Vernier 2, which is equipped with, to be used to limit the locking device that vernier 2 slides along main scale 1, and locking device includes being articulated with vernier 2
On compression bar 5,2 side wall of vernier is provided with cavity 21, is provided with rubber convex block 8 on compression bar 5, rubber convex when rotating compression bar 5
Block 8 can be contacted by cavity 21 with 1 surface of main scale.
Vernier caliper is used for the process measured, between measured piece is clamped in the measuring claw of vernier caliper first, pressing
Compression bar 5, makes rubber convex block 8 be contradicted with main scale 1, and vernier 2 no longer slides, and can carry out reading at this time, compression bar 5 is rotated after reading
So that rubber convex block 8 and the main scale 1 on compression bar 5 separate, vernier 2 can slide along main scale 1 at this time, carry out measurement behaviour next time
Make.
As shown in Figures 2 and 3, compression bar 5 includes stock 51 and tip 52, elastic device is provided between stock 51 and vernier 2, such as
Shown in Fig. 3, elastic device is arranged to spring 3, and stock 51 is equipped with the first lead 24, and vernier 2 is equipped with the second lead 53,
The both ends of spring 3 are sheathed on the first lead 24 and the second lead 53 respectively.
Referring to shown in Fig. 5 and Fig. 6, rubber convex block 8 is installed on tip 52 and tip 52 is articulated with 21 side wall of cavity.
As shown in Figure 8 and Figure 9,21 side wall of cavity offers through hole 25, and tip 52 is equipped with hinge hole, sets on vernier 2
There is the latch 6 for sequentially passing through through hole 25 and hinge hole.
Specific work process：Vernier 2 slides a distance along main scale 1, presses stock 51, and rubber convex block 8 contradicts main scale 1,
The frictional force produced between rubber convex block 8 and vernier 2 makes vernier 2 be fixed on main scale 1, starts reading at this time, after reading, pine
Stock 51 is driven, spring 3 gives 51 1 elastic forces of stock, the position for allowing stock 51 to return to before pressing.
Rubber convex block 8 on tip 52 is detachable installation, produce abrasion too long when 8 usage time of rubber convex block, it is necessary to
Replace, set the latch 6 connected between compression bar 5 and vernier 2 detachable, when needing replacing rubber convex block 8, with instrument pressing bolt
6 sides, latch 6 are extruded from 21 opposite side of cavity, are taken out compression bar 5 at this time and are replaced rubber convex block 8, because rubber convex block 8 is plug
In placed cavity 54, rubber convex block 8 is firmly extracted at this time, rubber convex block 8 is separated with placed cavity 54, then by new rubber convex
Block 8, which is firmly filled in, to be arranged in placed cavity 54, completes the replacement of rubber convex block 8.
Embodiment 2：
Difference of the embodiment 2 with embodiment 1 difference lies in elastic component, as shown in figure 4, elastic device is arranged to spring leaf
4, and one side of spring leaf 4 is connected with 2 screw of vernier.
Specific work process：By moulded rod 5, compression bar 5 extrudes spring leaf 4, unclamps compression bar 5, and spring leaf 4 is sprung back, and compression bar 5 returns
To initial position.
Embodiment 3：
Difference of the embodiment 3 with embodiment 1 difference lies in 8 mounting means of rubber convex block, as shown in fig. 7, tip 52 is opened
Equipped with the placing groove 55 placed for rubber convex block 8.55 side of placing groove is provided with slippage slot 56, and rubber convex block 8 is equipped with and sliding
The sliding block 81 that groove 56 coordinates, sliding block 81 can slide along slippage slot 56.
Specific work process：Rubber convex block 8 is firmly extruded, sliding block 81 is skidded off along slippage slot 56, takes out rubber convex block 8,
The rubber convex block 8 more renewed at this time, sliding block 81 are directed at slippage slot 56, firmly depress, you can complete to replace.
Embodiment 4：
Difference of the embodiment 4 with embodiment 1 difference lies in the articulated structure of compression bar 5, as shown in Figure 10, placed cavity 54 1
Side is equipped with opening 26, and cavity 21 is equipped with opening 26 along 2 long side side of vernier, movable panel 7, movable panel 7 are equipped with opening 26
Both sides are equipped with protrusion 71, strip groove 22 are provided with the two side adjacent with opening 26 of cavity 21, protrusion 71 can be along strip
Groove 22 slides, and the side wall of 21 face opening 26 of cavity is equipped with articulated shaft 23, and tip 52 is equipped with hinge hole, and articulated shaft 23 is worn
Cross hinge hole installation.
Specific work process：Movable panel 7 is pinned, protrusion 71 is skidded off along strip groove 22, compression bar 5 from articulated shaft 23
Upper taking-up, after replacing rubber convex block 8, articulated shaft 23 is directed at strip groove 22, edge through the mounting hole 58 on compression bar 5, sliding block 81
Strip groove 22 slides into, and completes to replace.
Above example is only to illustrate the technical solution of the utility model, rather than the protection domain of utility model is carried out
Limitation.Obviously, described embodiment is only the utility model section Example, rather than whole embodiments.Based on these
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the utility model scope of the claimed.Although the utility model is described in detail with reference to above-described embodiment,
Those of ordinary skill in the art still can not make creative work and the utility model respectively implemented in the case where there is no conflict
Feature in example is according to circumstances mutually combined, additions and deletions or makees other adjustment, so as to obtain different, essence without departing from this practicality newly
The other technologies scheme of the design of type, these technical solutions similarly belong to the utility model scope of the claimed.
Claims (8)
1. a kind of vernier caliper, including main scale（1）And vernier（2）, vernier（2）Along main scale（1）Sliding, it is characterised in that vernier
（2）It is equipped with and is used to limit vernier（2）Along main scale（1）The locking device of sliding, the locking device include being articulated with vernier（2）
On compression bar（5）, through vernier（2）Side wall is provided with cavity（21）, compression bar（5）On be provided with rubber convex block（8）, described in rotation
Compression bar（5）Shi Suoshu rubber convex blocks（8）Cavity can be passed through（21）With main scale（1）Surface contacts.
A kind of 2. vernier caliper according to claim 1, it is characterised in that the compression bar（5）Including tip（52）And length
Bar（51）, rubber convex block（8）It is mounted at tip（52）Upper and tip（52）It is articulated with cavity（21）On side wall and
Stock（51）With vernier（2）Between be provided with elastic device.
3. a kind of vernier caliper according to claim 2, it is characterised in that the elastic device is arranged to spring（3）, it is long
Bar（51）It is equipped with the first lead（24）, vernier（2）It is equipped with the second lead（53）, spring（3）Both ends be arranged respectively
In the first lead（24）With the second lead（53）On.
4. a kind of vernier caliper according to claim 2, it is characterised in that the elastic device is arranged to spring leaf（4）,
And spring leaf（4）One side and vernier（2）Screw connects.
A kind of 5. vernier caliper according to claim 2, it is characterised in that cavity（21）Side wall offers through hole（25）,
Tip（52）It is equipped with hinge hole（57）, vernier（2）On be provided with and sequentially pass through through hole（25）With tip（52）Latch（6）.
A kind of 6. vernier caliper according to claim 2, it is characterised in that cavity（21）In vernier（2）Length direction
Any side wall is equipped with opening（26）, opening（26）Place is equipped with movable panel（7）, movable panel（7）Both sides are provided with protrusion（71）,
Cavity（21）With opening（26）Strip groove is provided with adjacent two side（22）, it is raised（71）Can be along strip groove（22）It is sliding
Move, and cavity（21）Face opening（26）Side wall be equipped with articulated shaft（23）, articulated shaft（23）Through tip（52）.
A kind of 7. vernier caliper according to claim 2, it is characterised in that tip（52）Away from stock（51）End set
It is equipped with placed cavity（54）, rubber convex block（8）Plug is arranged on placed cavity（54）It is interior.
A kind of 8. vernier caliper according to claim 2, it is characterised in that tip（52）Away from stock（51）End open
Have and supply rubber convex block（8）The placing groove of placement（55）, placing groove（55）Side is provided with slippage slot（56）, rubber convex block（8）Both sides
While being equipped with and placing groove（55）The sliding block of grafting（81）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227760.1U CN207280314U (en) | 2017-09-22 | 2017-09-22 | A kind of vernier caliper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227760.1U CN207280314U (en) | 2017-09-22 | 2017-09-22 | A kind of vernier caliper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207280314U true CN207280314U (en) | 2018-04-27 |
Family
ID=61981847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227760.1U Expired - Fee Related CN207280314U (en) | 2017-09-22 | 2017-09-22 | A kind of vernier caliper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207280314U (en) |
-
2017
- 2017-09-22 CN CN201721227760.1U patent/CN207280314U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180427 Termination date: 20200922 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |