CN105547069A - High strength measuring tape - Google Patents
High strength measuring tape Download PDFInfo
- Publication number
- CN105547069A CN105547069A CN201610074998.9A CN201610074998A CN105547069A CN 105547069 A CN105547069 A CN 105547069A CN 201610074998 A CN201610074998 A CN 201610074998A CN 105547069 A CN105547069 A CN 105547069A
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- CN
- China
- Prior art keywords
- chi
- cap
- shell
- tape
- tape measure
- 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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/10—Measuring tapes
- G01B3/1041—Measuring tapes characterised by casings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tape Measures (AREA)
Abstract
The invention discloses a high strength measuring tape, comprising a measuring tape case and a measuring tape assembly installed inside the measuring tape case; the measuring tape assembly comprises a tape core, a tape spring, a tape and a measurement and a tape hook. The measuring tape case consists of a measuring tape bottom and a measuring tape cover which are in opposite combination; the measurement tape case bottom and the measurement tape case cover are internally provided with metal inserts; a support member is arranged on the surface of the inner cavity which is formed by the measurement tape case bottom and the measurement case cover which are in opposite combination; the support member takes on a shape of a circular structure with an opening which is corresponding to the annular inner cavity of the measurement tape housing; the two sides of the support member are fixedly connected to the measurement tape case bottom and the measurement tape case cover; the two sides of the support member is abutted against the metal insert to form a strength support structure. The invention is reasonable in structure, solid and stable in assembling, greatly improves the strength of the measurement tape through arranging the support member inside the measurement tape case, enables the measurement tape to be crushed by the vehicle weighing under 20 ton, and has extra high pressure resistance strength, impact resistance strength and breaking resistance.
Description
Technical field
The present invention relates to a kind of dimensional measuring instrument, be specifically related to a kind of tape measure with high strength.
Background technology
Tape measure is measuring tool conventional in daily life.In various work and life occasion, people can use tape measure to measure, and traditional tape measure adopts plastics as chi shell, its shape-designing has larger leeway by plastic process method, can have various design style, but chi shell firmness is little, not wear-resistant; Also have and adopt steel housing, its intensity is large, wear-resistant, but shape-designing is more difficult, feel is bad, particularly in winter, so, there is the structure of scientific and technical personnel to tape measure constantly to improve.
Through looking into, the existing patent No. is the Chinese utility model patent " a kind of tape measure " of CN200820083622.5, it includes tape measure chi shell and the chi core be arranged in tape measure chi shell and tape, it is characterized in that described tape measure chi shell is left chi housing and right chi housing is involutory is formed by connecting, and, left chi housing and right chi housing adopt stainless steel cap as inserts, inlay with left injection-moulded housing and right injection-moulded housing respectively and be connected, and at least make stainless steel cap main body be exposed at injection-moulded housing outer surface, the advantage of plastic ruler shell with metal scale shell combines by this tape measure, more both artistic and practical, but also there is some defects and deficiency in its design, as not being also that metalwork directly contacts and compresses between the case sections of left and right, but plastic casing is pressed on together, its bulk strength is caused to decline to some extent, make the compressive strength of chi shell, impact strength and shatter strength are desirable not enough, especially for the tape measure that volume is larger, stainless steel cap needs compacting to form, cause lower thickness, intensity affects to some extent, because metal shell outside, causes winter, feel is bad, and because metalwork variation in moulding is few, the appearance design of overall tape measure is very limited, so be structurally further improved.
Summary of the invention
Technical matters to be solved by this invention provides a kind of rational in infrastructure, tape measure of having high compressive strength, being convenient to appearance design moulding.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of high strength tape measure, the chi shell comprising tape measure and the tape measure assembly be arranged in chi shell, tape measure assembly comprises chi core, chi spring, tape and chi hook, it is characterized in that: described chi shell be by the bottom of chi shell and chi cap involute, metal insert is equipped with at the bottom of chi shell and in chi cap, the supporting member for increasing chi shell intensity is provided with at the bottom of chi shell and on the inner chamber ring wall surface that is combined to form of chi cap, supporting member is in corresponding with the annular cavity of chi shell, with the cyclic structure of opening, the both sides of supporting member respectively with at the bottom of chi shell and chi cap be connected and fixed by web member, the both sides of supporting member and metal insert offset and form intensity supporting structure.
As improvement, at the bottom of described chi shell and chi cap be all adopt engineering plastics injection molded through secondary forming process, chi shell substrate inserts and chi cap metal insert all distinguish die casting at the bottom of chi shell and on the inwall of chi cap by one-shot forming, on the inwall of supporting member, axially spaced-apart is convexly equipped with the female joint pin of some bands, at the bottom of chi shell and chi cap be provided with corresponding connection counterbore, by screw by the bottom of chi shell and chi cap and supporting member be connected and fixed.
As improvement, described chi shell substrate inserts and chi cap metal insert are provided with center pit, chi shell substrate inserts and the outward flange of chi cap metal insert offer with at the bottom of chi shell and the corresponding through hole of the counterbore of chi cap or open pore, and chi shell substrate inserts and chi cap metal insert symmetry centered by center pit offer hollow-out parts.
As improvement, at the bottom of described chi shell and chi cap be ring body with outlet extension position, supporting member is provided with at the bottom of chi shell and the corresponding opening of the outlet of chi cap, the center of the ring body at the bottom of chi shell forms the stationary shaft supporting chi core, and the ring body center of chi cap forms the axle head planted for stationary shaft.
Improve, the outside surface of described supporting mass is axially arranged with multiple guiding convex tendon again, forms corresponding direction recess at the bottom of chi shell and on the ring wall surface of chi cap, supporting member by the cooperation of lead convex tendon and direction recess with at the bottom of chi shell and chi cap connect and locate.
Improve again, at the bottom of described chi shell and chi cap involutory after tape endpiece foot pin is installed, above endpiece, be provided with the bar shaped chute loaded for button and locking mechanism, position corresponding is on the bearer provided with strip gab.
Improve, described supporting member is metal carrier or macromolecular material, fibrous material supporting member again.
Further improvement, at the bottom of described chi shell and in the post forming process of chi cap, wherein a construction material is ABS+PC compound substance, and secondary construction material is based on elastic body TPE.
Further improvement, the joint pin on described supporting member is spaced three, is corresponding three with chi cap being connected counterbore at the bottom of chi shell.
Finally, the outside of described chi cap is provided with belt hook.
Compared with prior art, the invention has the advantages that: at the bottom of chi shell, metal insert is set with chi cap, and supporting member is set at the bottom of chi shell and between chi cap, supporting member is made to form intensity supporting structure with being against mutually in tape measure with the metal insert of chi cap at the bottom of chi shell, considerably increase the intensity of chi shell, protect tape measure assembly and also can normally work under affecting by external force; When supporting member is metalwork time, metal coating room completely can be formed, carry out available protecting to inside and outside; And because be provided with plastic casing in the outside of metal insert, can improve and improve the feel in winter, the appearance design moulding of overall tape measure can be convenient to again; Supporting member is connected by screw with chi cap with at the bottom of chi shell, by leading, convex tendon was located with coordinating of direction recess, assembled reliable and stable.The present invention is rational in infrastructure, can rolling by less than 20 tons trucies, has high high compressive strength, impact strength and shatter strength.
Accompanying drawing explanation
Fig. 1 is tape measure three-dimensional exploded view of the present invention;
Fig. 2 is cut-open view of the present invention;
Fig. 3 is the structural representation of chi cap in Fig. 1;
Fig. 4 is the cut-open view of Fig. 3;
Fig. 5 is the front view of Fig. 3;
Fig. 6 is the structural representation of chi cap metal insert in Fig. 3;
Fig. 7 is the structural representation in Fig. 1 at the bottom of chi shell;
Fig. 8 is the cut-open view of Fig. 7;
Fig. 9 is the front view of Fig. 7;
Figure 10 is the structural representation of chi shell substrate inserts in Fig. 7;
Figure 11 is the structural representation of supporting member in Fig. 1;
Figure 12 is the side view of Figure 11.
Embodiment
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in Fig. 1 ~ 12, a kind of high strength tape measure, comprise the chi shell of tape measure, be arranged on the tape measure assembly 3 in chi shell and locking mechanism, tape measure assembly 3 comprises chi core 31, chi spring 34, tape 32, chi hook 33 and the parts such as liner and rivet, chi core 31 is rotatably installed on the stationary shaft 1.1 in chi shell, and make to be connected chi spring 34 between stationary shaft 1.1 with chi core 31, chi shell front upper is furnished with the button 5 of locking mechanism, coordinate with the tape 32 on chi core 31, realize braking or unlock, these and traditional tape measure are similar, no longer carefully state, chi shell be by the bottom of chi shell 1 and chi cap 2 involute, at the bottom of chi shell 1 and chi cap 2 in be equipped with metal insert, at the bottom of chi shell 1 and chi cap 2 be all adopt engineering plastics injection molded through secondary forming process, wherein a construction material is ABS+PC compound substance, secondary construction material is based on elastic body TPE, chi shell substrate inserts 11 and chi cap metal insert 21 all by one-shot forming respectively die casting at the bottom of chi shell 1 and chi cap 2 inwall on, at the bottom of chi shell 1 and the inner chamber ring wall surface that is combined to form of chi cap 2 on be provided with supporting member 4 for increasing chi shell intensity, supporting member 4 is metal carrier, supporting member 4 is in corresponding with the annular cavity of chi shell, and the cyclic structure with opening, the both sides of supporting member 4 respectively with at the bottom of chi shell 1 and chi cap 2 be connected and fixed by web member, the both sides of supporting member 4 and chi shell substrate inserts 11 and chi cap metal insert 12 offset and form intensity supporting structure, at the bottom of chi shell 1 and chi cap 2 be ring body with outlet extension position, supporting member 4 is provided with at the bottom of chi shell 1 and the corresponding opening 43 of the outlet 1.3 and 2.3 of chi cap 2, at the bottom of chi shell, the center of ring body of 1 forms the stationary shaft 1.1 supporting chi core 31, the ring body center of chi cap 2 forms the axle head 2.1 planted for stationary shaft 1.1, chi shell substrate inserts 11 and chi cap metal insert 21 are provided with center pit, chi shell substrate inserts 11 and chi cap metal insert 21 symmetry centered by center pit offer hollow-out parts 112 and 212, supporting member 4 is specially with the connected mode of chi shell: on the inwall of supporting member 4, axially spaced-apart is convexly equipped with three and is with female joint pin 41, at the bottom of chi shell 1 and chi cap 2 be provided with corresponding connection counterbore, chi shell substrate inserts 11 and the outward flange of chi cap metal insert 21 offer with at the bottom of chi shell 1 and the corresponding through hole 111 and 211 of the counterbore of chi cap 2 or open pore, the outside surface of supporting mass 4 is axially arranged with multiple T-shaped guiding convex tendon 42, at the bottom of chi shell 1 and chi cap 2 ring wall surface on form corresponding T-shaped direction recess 1.2 and 2.2, supporting member 4 by the cooperation of guiding convex tendon 42 and direction recess 1.2 and 2.2 with at the bottom of chi shell 1 and chi cap 2 connect and locate, again by screw 8 by the bottom of chi shell 1 and chi cap 2 be connected and fixed with supporting member 4, so just by supporting member 4 together with chi shell compact siro spinning technology, intensity supporting structure is formed together with being offseted with chi cap metal insert 21 by supporting member 4 and chi shell substrate inserts 11, considerably increase the intensity of chi shell, available protecting tape measure assembly also can normally work under affecting by external force, at the bottom of chi shell 1 and chi cap 2 involutory after tape endpiece foot pin 6 is installed, the bar shaped chute loaded for button 5 and locking mechanism is provided with above endpiece, position corresponding on supporting member 4 is provided with strip gab 44, in addition, in the outside of chi cap 2, belt hook 7 is installed, can tape measure be buckled on belt, conveniently carry with.
The supporting member of the present embodiment is metal carrier, also can adopt macromolecular material, fibrous material makes supporting member.
Due to visible, present patent application can adopt metal insert and the metal carrier of liner, forms metal coating room completely, carries out available protecting to inside and outside, thus obtains the high strength tape measure higher than background designs intensity; Through test, the tape measure of the present embodiment can rolling by less than 20 tons trucies, has high high compressive strength, impact strength and shatter strength.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a high strength tape measure, the chi shell comprising tape measure and the tape measure assembly be arranged in chi shell, tape measure assembly comprises chi core, chi spring, tape and chi hook, it is characterized in that: described chi shell be by the bottom of chi shell and chi cap involute, metal insert is equipped with at the bottom of chi shell and in chi cap, the supporting member for increasing chi shell intensity is provided with at the bottom of chi shell and on the inner chamber ring wall surface that is combined to form of chi cap, supporting member is in corresponding with the annular cavity of chi shell, with the cyclic structure of opening, the both sides of supporting member respectively with at the bottom of chi shell and chi cap be connected and fixed by web member, the both sides of supporting member and metal insert offset and form intensity supporting structure.
2. tape measure according to claim 1, it is characterized in that: at the bottom of described chi shell and chi cap be all adopt engineering plastics injection molded through secondary forming process, chi shell substrate inserts and chi cap metal insert all distinguish die casting at the bottom of chi shell and on the inwall of chi cap by one-shot forming, on the inwall of supporting member, axially spaced-apart is convexly equipped with the female joint pin of some bands, at the bottom of chi shell and chi cap be provided with corresponding connection counterbore, by screw by the bottom of chi shell and chi cap and supporting member be connected and fixed.
3. tape measure according to claim 2, it is characterized in that: described chi shell substrate inserts and chi cap metal insert are provided with center pit, chi shell substrate inserts and the outward flange of chi cap metal insert offer with at the bottom of chi shell and the corresponding through hole of the counterbore of chi cap or open pore, and chi shell substrate inserts and chi cap metal insert symmetry centered by center pit offer hollow-out parts.
4. tape measure according to claim 1, it is characterized in that: at the bottom of described chi shell and chi cap be ring body with outlet extension position, supporting member is provided with at the bottom of chi shell and the corresponding opening of the outlet of chi cap, the center of the ring body at the bottom of chi shell forms the stationary shaft supporting chi core, and the ring body center of chi cap forms the axle head planted for stationary shaft.
5. tape measure according to claim 1, it is characterized in that: the outside surface of described supporting mass is axially arranged with multiple guiding convex tendon, form corresponding direction recess at the bottom of chi shell and on the ring wall surface of chi cap, supporting member by the cooperation of lead convex tendon and direction recess with at the bottom of chi shell and chi cap connect and locate.
6. tape measure according to claim 4, it is characterized in that: at the bottom of described chi shell and chi cap involutory after tape endpiece foot pin is installed, above endpiece, be provided with the bar shaped chute loaded for button and locking mechanism, position corresponding is on the bearer provided with strip gab.
7. the tape measure according to the arbitrary claim of claim 1 to 6, is characterized in that: described supporting member is metal carrier or macromolecular material, fibrous material supporting member.
8. the tape measure according to the arbitrary claim of claim 1 to 6, is characterized in that: at the bottom of described chi shell and in the post forming process of chi cap, wherein a construction material is ABS+PC compound substance, and secondary construction material is based on elastic body TPE.
9. the tape measure according to the arbitrary claim of claim 2 to 6, is characterized in that: the joint pin on described supporting member is spaced three, is corresponding three with chi cap being connected counterbore at the bottom of chi shell.
10. the tape measure according to the arbitrary claim of claim 1 to 6, is characterized in that: the outside of described chi cap is provided with belt hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074998.9A CN105547069B (en) | 2016-02-03 | 2016-02-03 | A kind of high intensity tape measure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610074998.9A CN105547069B (en) | 2016-02-03 | 2016-02-03 | A kind of high intensity tape measure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105547069A true CN105547069A (en) | 2016-05-04 |
| CN105547069B CN105547069B (en) | 2018-05-25 |
Family
ID=55826438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610074998.9A Active CN105547069B (en) | 2016-02-03 | 2016-02-03 | A kind of high intensity tape measure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105547069B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705778A (en) * | 2016-12-27 | 2017-05-24 | 宁波长城精工实业有限公司 | Steel tape hanging buckle |
| CN106705779A (en) * | 2017-03-21 | 2017-05-24 | 宁波宏迪尺业有限公司 | Tape core |
| CN115210526A (en) * | 2020-03-04 | 2022-10-18 | 艾沛克斯品牌公司 | Insert molded metal shell plate |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648392Y (en) * | 2003-07-22 | 2004-10-13 | 四会精准五金制品有限公司 | Shell for measuring tape |
| US6857198B1 (en) * | 2003-09-04 | 2005-02-22 | Top-Long Industrial Co., Ltd. | Housing of measuring tape |
| CN101084411A (en) * | 2004-10-13 | 2007-12-05 | 菲斯科工具有限公司 | Tape measure housing |
| CN201215467Y (en) * | 2008-02-28 | 2009-04-01 | 沈建明 | Tape rule |
| CN201344771Y (en) * | 2009-02-17 | 2009-11-11 | 杭州巨星科技股份有限公司 | Measuring tape |
| JP2012202916A (en) * | 2011-03-28 | 2012-10-22 | Muratec-Kds Corp | Tape measure |
| CN202709908U (en) * | 2012-07-23 | 2013-01-30 | 黄正夫 | Tape with protective shell |
| CN203310318U (en) * | 2013-07-03 | 2013-11-27 | 宁波宏迪尺业有限公司 | Fall-resistant tape |
| CN205426006U (en) * | 2016-02-03 | 2016-08-03 | 宁波长城精工实业有限公司 | High strength tape measure |
-
2016
- 2016-02-03 CN CN201610074998.9A patent/CN105547069B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648392Y (en) * | 2003-07-22 | 2004-10-13 | 四会精准五金制品有限公司 | Shell for measuring tape |
| US6857198B1 (en) * | 2003-09-04 | 2005-02-22 | Top-Long Industrial Co., Ltd. | Housing of measuring tape |
| CN101084411A (en) * | 2004-10-13 | 2007-12-05 | 菲斯科工具有限公司 | Tape measure housing |
| CN201215467Y (en) * | 2008-02-28 | 2009-04-01 | 沈建明 | Tape rule |
| CN201344771Y (en) * | 2009-02-17 | 2009-11-11 | 杭州巨星科技股份有限公司 | Measuring tape |
| JP2012202916A (en) * | 2011-03-28 | 2012-10-22 | Muratec-Kds Corp | Tape measure |
| CN202709908U (en) * | 2012-07-23 | 2013-01-30 | 黄正夫 | Tape with protective shell |
| CN203310318U (en) * | 2013-07-03 | 2013-11-27 | 宁波宏迪尺业有限公司 | Fall-resistant tape |
| CN205426006U (en) * | 2016-02-03 | 2016-08-03 | 宁波长城精工实业有限公司 | High strength tape measure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106705778A (en) * | 2016-12-27 | 2017-05-24 | 宁波长城精工实业有限公司 | Steel tape hanging buckle |
| CN106705779A (en) * | 2017-03-21 | 2017-05-24 | 宁波宏迪尺业有限公司 | Tape core |
| CN115210526A (en) * | 2020-03-04 | 2022-10-18 | 艾沛克斯品牌公司 | Insert molded metal shell plate |
| CN115210526B (en) * | 2020-03-04 | 2023-03-31 | 艾沛克斯品牌公司 | Insert molded metal shell plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105547069B (en) | 2018-05-25 |
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