CN2506981Y

CN2506981Y - Simple compass

Info

Publication number: CN2506981Y
Application number: CN 01266314
Authority: CN
Inventors: 张燋虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-10-31
Filing date: 2001-10-31
Publication date: 2002-08-21
Anticipated expiration: 2011-10-31

Abstract

A simple measuring tool consists of a measuring tool body, an LED light body, a battery group, a base, and a top cover, wherein, the measuring tool body, the LED light body, and the battery group are in the inner of the base, and the LED light body is positioned at one side of the measuring tool body. The LED light body irradiates light in the direction of the circumferential wall of the measuring tool body, thus refining the irradiation effect of the LED light body on the measuring tool body and the measuring tool can have a good use effect under obscure lights.

Description

The plain type north arrow

Technical field

The utility model is relevant with north arrow, particularly about a kind of plain type north arrow that is applicable to stress-relieving activity.

Background technology

Press, along with the increase that participates in stress-relieving activity (as mountain-climbing, camping etc.) population, the popularity rate of north arrow also improves relatively; And north arrow generally commonly used is shown in No. 6145209 patent cases of the U.S., be through complicated and accurate assembling with most members, the effect that it has accurate run-home and amplifies the index dial scale via a biconvex lens, except can using in stress-relieving activity for common people, more having partly, army is used for this kind north arrow one of personal equipment of ordinary soldier.

Other has a kind of common north arrow shown in U.S. Des.369982 patent case, is one to have the map north arrow of members such as aiming chopping block, ratio ruler, can cooperate the interpretation of map making orientation, range data.

Above-mentioned two kinds of north arrowes all are that common people use when being engaged in recreation; Yet the north arrow that No. 6145209 patent cases of the U.S. are taken off is because the assorted difficulty many, that make assembling of member are higher, so higher of its price is difficult for the consumer is accepted.Though the map type north arrow tool ratio ruler that U.S.'s Des.369982 case is taken off, the distance transform on the map is become actual range, however most people but do not understand its using method, cause making this function can't be filled a part performance; Adopt a large amount of acryl materials again on this north arrow, made its price improve; In addition, the volume and the weight of this north arrow are big, are inconvenient to carry; Because above-mentioned reason makes this north arrow can't widely consume popular acceptance.

On the other hand, for the ease of using night, the north arrow that No. 6145209 patent cases of the U.S. are taken off more is provided with the base bottom of a lighting device in this north arrow, radiation source can make progress from this bottom, make this light source through the scale on the scale face illuminated dial that is provided with on this base, be convenient to the user and read.

Shortcoming of this design is, and is by the mode of this scale bottom projection source, with making the light source that is throwed only can form among a small circle a circular light spot on this scale, consequently not good to the illuminating effect of scale; The member of this lighting device is assorted many again, the assembling difficulty, and cause this north arrow manufacturing cost and price significantly to improve, form the factor that the consumer buys that hinders.

Content of the present utility model

In view of this, fundamental purpose of the present utility model is to provide a kind of plain type north arrow, and it is few that it has a member, assembles easy and cheap for manufacturing cost advantage.

Another purpose of the present utility model is to provide a kind of plain type north arrow with result of use at preferable night.

In order to reach above-mentioned purpose, plain type north arrow of the present utility model includes: a north arrow body, be to have the magnetic pointer that a box body, places this box body; One luminous lamp body; One electric battery; One base, it has: a pedestal, this pedestal inside are formed with an accommodation space, a battery room and a luminophor accommodation chamber; Wherein, this north arrow body is to be arranged in this accommodation space; This battery room is positioned at a side of this accommodation space, in order to ccontaining this electric battery; It is to be connected with this ccontaining that this luminophor room is put, and this luminophor is to be arranged in this luminous room, makes the perisporium of its luminous direction of illumination towards this north arrow body, and this luminophor can be with this electric battery and is electrically connected; In addition, the top of this pedestal forms an opening and is communicated with this accommodation space, uses for this north arrow body and inserts this accommodation space; One pedestal covers, and is to be covered on this pedestal and to seal this opening; This pedestal covers and offers one on the last position that corresponds to north arrow body now and read form, and this pedestal covers the position of going up above corresponding this electric battery and is provided with a button and wears mouth; One button is to be located in this battery room, and the button that covers from this pedestal of its top wears and mouthful upwards pass, but makes this electric battery and this luminophor by pushing this button conducting, make this electric battery power supply be supplied to this luminophor; One loam cake is that an end is hubbed on the end of this base, can cover on the end face of this base; In addition, cover on this and more be provided with a biconvex lens.

Wherein this pedestal has a base plate, and is looped around this end body periphery and is positioned at this coaming plate institute's region surrounded and a part of and this coaming plate in succession cylindric plate that separates mutually with this base plate coaming plate connected vertically; Be to form this accommodation space between this base plate and this coaming plate, and this base plate apical margin is around forming this opening; This zone that separates that plate separates is to form this battery room; In addition, this luminophor room is to be arranged with in this to separate on the plate, and is communicated with this accommodation space and this battery room respectively.

Wherein this pedestal also has two joint pins, is to extend upward a predetermined altitude from this plate top surface respectively, and respectively is respectively equipped with a screw on the end face of this joint pin; And this pedestal to cover be to be locked on mode on the screw of this two joint pin respectively by two-screw, be covered on this pedestal and sealing cover is lived the opening of this pedestal.

Square one-tenth one hollow mouth in the end of this battery room wherein, battery is placed in this battery room, and a lid covers this hollow mouth.

Wherein the box body of this north arrow body be by at the bottom of the discoid box and a dome shape box body sealed to establish and formed; End face central authorities at the bottom of this box are convexly equipped with a thimble seat, plant a thimble; The inner top surface central authorities of this box body establish an embedding seat, a chimeric holding piece; This magnetic pointer is a rhomboid needle body, is to be located in this box body.

Wherein be filled with high density liquid in this box body.

All be made at the bottom of this box body and the box wherein with material transparent, and this north arrow body also includes an index dial, this index dial is to be attached at this box body bottom, and its end face is provided with 360 calibrations of dividing equally and prints the N, the E that establish, W, the S utmost point respectively to sign every 90 calibrations along the periphery seal.

Wherein this north arrow body also includes a trimming loop, is the apical margin that is incorporated into this box body periphery, and its anchor ring is provided with most protuberances of promoting usefulness attractive in appearance.

Wherein this electric battery is the lithium battery that comprises two billet shapes, and is to insert respectively in the battery room of this pedestal, is superimposed shape and is the state of series connection.

Wherein also including a conductive copper, is to be located in this battery room.

Wherein this luminous lamp body is a light emitting diode, i.e. the LED lamp; This luminous lamp body is to be located in this luminophor room, its light head is towards the perisporium of this north arrow body, and its two power input is respectively a positive terminal and a negative pole end, this positive terminal is to connect on this conductive copper, and its negative pole end is the top of this electric battery negative pole end then; The bottom of this button is subjected to the holding of negative pole end of this luminous lamp body again, wears outside the mouth and make its end face protrude from the button that this pedestal covers.

Description of drawings

In order to allow the auditor can more clearly understand the utility model, lift the utility model preferred embodiment now, and cooperate following accompanying drawing to describe it in detail; Wherein:

Fig. 1 is the stereo appearance figure of the utility model one preferred embodiment;

Fig. 2 is a component decomposition map embodiment illustrated in fig. 1;

Fig. 3 is a top side view embodiment illustrated in fig. 1;

Fig. 4 is the cut-open view along the 4-4 line of Fig. 3;

Fig. 5-Fig. 6 is the use synoptic diagram that is respectively embodiment illustrated in fig. 1.

Embodiment

See also Fig. 1-Fig. 4, the plain type north arrow 1 of the utility model one preferred embodiment is to include:

One base 10, it has a pedestal 11 and a pedestal covers 12; Wherein:

This pedestal 11 has a base plate 111, and is looped around these base plate 111 peripheries and is positioned at 112 region surrounded of this coaming plate and a part of and this coaming plate 112 in succession cylindric plate 113 and two joint pins 114 that extend upward a predetermined altitude from these base plate 111 end faces of separating mutually with these base plate 111 coaming plates 112, connected vertically.Wherein, 112 of this base plate 111 and this coaming plates form an accommodation space 115, and these base plate 111 apical margins are around forming this accommodation space 115 of an open communication; This separates zone that plate 113 separated and then forms a battery room 116 that is positioned at these accommodation space 115 1 sides, and square one-tenth one hollow mouth in the end of this battery room 116, can placing battery to this battery room 116, and can cover this hollow mouth by a lid 117; In addition, be respectively equipped with a screw 118 on the end face of this two joint pin, this separates and then is concaved with a luminophor room 119 on the plate 113, and this luminophor room 119 is to be communicated with this accommodation space 115 and this battery room 116 respectively.

This pedestal covers 12, is to be locked on mode on the screw 118 of this two joint pin 114 respectively by two-screw 13, is covered on this pedestal 10 and sealing cover is lived the opening of this pedestal 10; This pedestal covers on 12, corresponds to this battery room 116 and corresponds to the place, top position of this accommodation space 115, offers a button respectively and wears mouthfuls 121 and read form 122.

One north arrow body 20, it is made up of a box body 21, a magnetic pointer 22, an index dial 23 and a trimming loop 24.Wherein, this box body 21 is sealed to establish by 211 and one transparent dome shape box body 212 at the bottom of the transparent discoid box to form; 211 end face central authorities are convexly equipped with a thimble seat 213 at the bottom of this box, use for planting a thimble 214; The inner top surface central authorities of this box body 212 establish an embedding seat 215, in order to a chimeric holding piece 216.This magnetic pointer 22 is rhomboid needle bodies, be to be located in this box body 21, its center bottom, it is the focus point of whole magnetic pointer 22, be held by this thimble 214, can on this thimble 214, do rotation flexibly, by the influence of magnetic field of the earth, and can make its keep its two ends point to respectively at any time the south of the earth, the arctic to, reach the function of north arrow; The central top of this magnetic pointer 22 is to be subjected to holding of this holding piece 215, falls on this thimble 214 because of rocking certainly to avoid this pointer 22 of magnetic.In addition, be filled with in this box body 21 in order to lower the liquid of the shaking phenomenon of this magnetic pointer 22 when rotating.This index dial 23 is to be attached at this box body 21 bottoms, and its end face is provided with 360 calibrations of dividing equally and prints the N, the E that establish, W, the S utmost point respectively to sign every 90 calibrations along the periphery seal; Because 211 is that transparent material is made at the bottom of this box, so the calibration on these index dial 23 end faces can be looked from these box body 21 top sides.This trimming loop 24 is the apical margins that are incorporated into these box body 212 peripheries, and its anchor ring is provided with most protuberances 241 of promoting usefulness attractive in appearance.

This north arrow body 20 is that the opening from this pedestal 11 is placed in the accommodation space 115 of this pedestal 11, and its bottom is that gummed is linked on the base plate 111 of this pedestal 11, and this north arrow body 20 is fixed in the room space 115 of this pedestal 11.

One electric battery 30 is the lithium batteries 31 that comprise two billet shapes, and is to insert respectively in the battery room 116 of this pedestal, is superimposed shape and is the state of series connection.

One conductive copper 40 is to be located in this battery room 116, in order to connect the perisporium of this two lithium battery 31 respectively, in order to this two lithium battery 31 of conducting.

One luminous lamp body 50 is light emitting diodes, i.e. the LED lamp.This luminous lamp body 50 is to be located in this luminophor room 119, its light head is towards the perisporium of this north arrow body 20, so that its luminous direction of illumination is towards the perisporium of this north arrow body 20, its two power input, be respectively a positive terminal 51 and a negative pole end 52, this positive terminal 51 is to connect on this

conductive copper

40, and 52 of its negative pole ends are positioned at the top of these electric battery 30 negative pole ends.

One button 60, be to be located in this battery unit weight, its bottom is subjected to the holding of negative pole end 52 of this luminous lamp body 50, and the button that makes its end face protrude from this pedestal covering 12 is worn outside the mouth 121, to push this button 60, the negative pole end 52 that can oppress this luminous lamp body 50 connects the negative pole of this electric battery 30, and luminous lamp body 50 is conducted with this electric battery 30, and is luminous to obtain power supply.

One loam cake 70 is that an end is hubbed on this base 10 by a pivot 80, can covering the end face of this base 10, and protects this north arrow body 20 not to be subjected to the foreign object percussion; Also can be lifted off the end face of this base 10, be beneficial to the data of this north arrow body 20 of interpretation.In addition, be embedded with a biconvex lens 90 on this loam cake 70.

See also Fig. 5, when using this plain type north arrow 1, it is the end face of earlier this loam cake 70 being lifted off this base 10, afterwards, but user's sight is hoped reading in the form 122 to this pedestal covering 12, from this north arrow body 20 read the orientation information be that common people know because the data of north arrow reads mode, just do not add expense at this and state.

If the user uses this plain type north arrow 1 at night or dim locating, can push this button 60, make the perisporium of these luminous lamp body 50 luminous irradiations to this north arrow body 20, because the box body 21 of this north arrow body 20 is to make for transparent material, so the light that this luminous lamp body 50 is shone is penetrated the pointer 22 and the index dial 23 that just can illuminate this north arrow body 20, be beneficial to the user and read the interpretation orientation, and because light diffusion principle, the irradiation area of this luminous lamp body 50 will compare broadness, and radiation response is also preferable.。

See also Fig. 6, this plain type north arrow 1 is except having for interpretation orientation data and the effect used under the not clear occasion of light, biconvex lens 90 on its loam cake 70, more be available for users in order to amplify some small items (as open-air atom) or data (as small literal on the map or mark etc.), be beneficial to the user and observe or read these small items or data.

More than be the structure of plain type north arrow 1 of the utility model one preferred embodiment and the detailed description of use-pattern, illustrate that then the advantage of this plain type north arrow 1 is as follows:

One, few, simple structure of the composition member of this plain type north arrow 1 and assembling easily, so its low cost of manufacture curtain is reacted on the price, widely ordinary consumer is accepted, and is particularly suitable for outdoor leisure activity use.

Two, because the luminous lamp body 20 of this plain type north arrow 1 is the side of being located at this north arrow body 20, and be to shine this north arrow body 20 from the side of this north arrow body 20 projection source, so its radiation response is preferable, is beneficial to the user does not read this north arrow body 20 in the open in light data; This point is a technical feature of the present utility model.

Three, because the button 60 of this plain type north arrow 1 is the top of being located at this base 11, so the user is comparatively simple and easy in operation.

To sum up, the creation purpose that the utility model is taken off before can effectively reaching really, and have the effect of enhancement, and do not see in the existing open source information that the structure person that is analogous to the utility model is arranged, so the utlity model has progressive.

The base this, the applicant proposes novel patented claim in accordance with the law.

Claims

1. plain type north arrow, it includes:

One north arrow body, be to have the magnetic pointer that a box body, places this box body;

One luminous lamp body;

One electric battery;

One base, it has:

One pedestal, this pedestal inside are formed with an accommodation space, a battery room and a luminophor accommodation chamber; Wherein, this north arrow body is to be arranged in this accommodation space; This battery room is positioned at a side of this accommodation space, in order to ccontaining this electric battery; It is to be connected with this ccontaining that this luminophor room is put, and this luminophor is to be arranged in this luminous room, and this luminophor is with this electric battery and is electrically connected; In addition, the end face of this pedestal forms an opening and is communicated with this accommodation space, and this north arrow body is inserted this accommodation space;

One pedestal covers, and is to be covered on this opening of face closure on this pedestal; This pedestal covers and offers one in the place, top position that corresponds to this north arrow body and read form and this pedestal and cover the position of going up corresponding this electric battery top and be provided with a button and wear mouth;

One button is to be located in this battery room, and the button that covers from this pedestal of its end face is worn and mouthful upwards passed;

One loam cake is that an end is hubbed on the end of this base, covers on the end face of this base; In addition, cover on this and also be provided with a biconvex lens.

2. according to the described plain type north arrow of claim 1, it is characterized in that wherein this pedestal has a base plate, and is looped around this end body periphery and is positioned at this coaming plate institute's region surrounded and a part of and this coaming plate in succession cylindric plate that separates mutually with this base plate coaming plate connected vertically; Be to form this accommodation space between this base plate and this coaming plate, and this base plate apical margin is around forming this opening; This zone that separates that plate separates is to form this battery room; In addition, this luminophor room is to be arranged with in this to separate on the plate, and is communicated with this accommodation space and this battery room respectively.

3. according to the described plain type north arrow of claim 1, it is characterized in that wherein this pedestal also has two joint pins, is to extend upward a predetermined altitude from this plate top surface respectively, and respectively is respectively equipped with a screw on the end face of this joint pin; And this pedestal to cover be to be locked on mode on the screw of this two joint pin respectively by two-screw, be covered on this pedestal and sealing cover is lived the opening of this pedestal.

4. according to the described plain type north arrow of claim 1, it is characterized in that, square one-tenth one hollow mouth in the end of this battery room wherein, battery is placed in this battery room, and a lid covers this hollow mouth.

5. according to the described plain type north arrow of claim 1, it is characterized in that, wherein the box body of this north arrow body be by at the bottom of the discoid box and a dome shape box body sealed to establish and formed; End face central authorities at the bottom of this box are convexly equipped with a thimble seat, plant a thimble; The inner top surface central authorities of this box body establish an embedding seat, a chimeric holding piece; This magnetic pointer is a rhomboid needle body, is to be located in this box body.

6. according to the described plain type north arrow of claim 1, it is characterized in that, wherein be filled with high density liquid in this box body.

7. according to the described plain type north arrow of claim 5, it is characterized in that, all be made at the bottom of this box body and the box wherein with material transparent, and this north arrow body also includes an index dial, this index dial is to be attached at this box body bottom, and its end face is provided with 360 calibrations of dividing equally and prints the N, the E that establish, W, the S utmost point respectively to sign every 90 calibrations along the periphery seal.

8. according to the described plain type north arrow of claim 5, it is characterized in that wherein this north arrow body also includes a trimming loop, is the apical margin that is incorporated into this box body periphery, and its anchor ring is provided with most protuberances of promoting usefulness attractive in appearance.

9. according to the described plain type north arrow of claim 1, it is characterized in that wherein this electric battery is the lithium battery that comprises two billet shapes, and be to insert respectively in the battery room of this pedestal, be superimposed shape and be the state of series connection.

10. according to the described plain type north arrow of claim 1, it is characterized in that, wherein also include a conductive copper, is to be located in this battery room.

11., it is characterized in that wherein this luminous lamp body is a light emitting diode, i.e. the LED lamp according to the described plain type north arrow of claim 1; This luminous lamp body is to be located in this luminophor room, its light head is towards the perisporium of this north arrow body, and its two power input is respectively a positive terminal and a negative pole end, this positive terminal is to connect on this conductive copper, and its negative pole end is the top of this electric battery negative pole end then; The bottom of this button is subjected to the holding of negative pole end of this luminous lamp body again, wears outside the mouth and make its end face protrude from the button that this pedestal covers.