CN211262053U - Tree measuring girth ruler - Google Patents
Tree measuring girth ruler Download PDFInfo
- Publication number
- CN211262053U CN211262053U CN202020236945.4U CN202020236945U CN211262053U CN 211262053 U CN211262053 U CN 211262053U CN 202020236945 U CN202020236945 U CN 202020236945U CN 211262053 U CN211262053 U CN 211262053U
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- CN
- China
- Prior art keywords
- gear
- box body
- transmission rod
- telescopic link
- tree
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- Expired - Fee Related
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
The utility model discloses a survey tree and enclose chi belongs to forest measuring tool technical field, solves the current problem that encloses chi reading degree of accuracy is not high. The utility model discloses a have the open-ended box body, install chi strip, transfer line, automatic rotary motor, first gear, second gear, third gear, supporting shoe and support column in the box body, the both ends of transfer line respectively with automatic rotary motor with first gear connection, first gear the second gear with the third gear is intermeshing in proper order, the inner of chi strip with transfer line fixed connection, the chi strip winding is in on the transfer line, first gear the second gear with the third gear is kept away from one side of transfer line is equipped with the scale, the utility model discloses can audio-visual demonstration measure numerical value's size, the reading degree of accuracy is higher.
Description
Technical Field
The utility model relates to a forest measuring tool technical field especially relates to a survey tree and enclose chi.
Background
The circumference ruler for measuring the breast diameter of the existing tree is equivalent to a common tape structure, in the actual measurement engineering, the circumference ruler is manually wound on a trunk of a tree to be measured, and then the measurement result is obtained by looking at the reading on the circumference ruler. Since measuring tree breast diameters is typically done in the field, staff are tired after measuring multiple breast diameters in succession, and inaccurate readings can occur, particularly in winter and summer. The circumference ruler often can not guarantee that the circumference ruler is wholly in the horizontality when measuring the trunk to the result that the measurement is not the length of trunk on the horizontal plane, and the measuring result is inaccurate.
When current enclose chi is in order to solve the great trees of measurement breast-height diameter, the problem of one-man operation difficulty has increased the fixed needle, but the fixed needle can only play the fixed purpose of enclosing chi initiating terminal, does not have any help to reading the accuracy.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a survey tree and enclose chi solves the not high problem of current enclosing chi reading degree of accuracy.
The utility model discloses an above-mentioned technical problem is solved to following technical means:
a tree measuring girth ruler comprises a box body with an opening, wherein a ruler strip, a transmission rod, an automatic rotary motor, a first gear, a second gear, a third gear, a supporting block and a supporting column are arranged in the box body, two ends of the transmission rod are respectively connected with the automatic rotary motor and the first gear, the second gear and the third gear are sequentially meshed with each other, the supporting block is fixedly connected with the inner wall of the box body, the second gear and the third gear are rotatably connected with the supporting block through the supporting column, the inner end of the ruler strip is fixedly connected with the transmission rod, the ruler strip is wound on the transmission rod, the outer end of the ruler strip is located at the opening of the box body, one side of the first gear, the second gear and the third gear, which is far away from the transmission rod, is provided with scales, and a transparent plate is arranged on the left side wall of the box body, the transparent plate is located right above the first gear, the second gear and the third gear.
Further, a control button for controlling the forward and reverse rotation of the automatic rotary motor is arranged on the right side wall of the box body.
Furthermore, the outer end of the ruler strip is connected with a clamping block, and the cross section area of the clamping block is larger than that of the opening in the box body.
Furthermore, the bottom surface of the clamping block is provided with a fixing nail connected with a hinge.
Further, the fixture blocks are far away from the side walls of the box body and are connected through circular arcs.
Further, be equipped with first telescopic link on the fixture block, first telescopic link can accomodate with inside the fixture block, be equipped with the second telescopic link on the outer wall of box body, the second telescopic link is close to in the opening part of box body, the second telescopic link with first telescopic link is parallel.
Furthermore, annular sealing tubes are mounted on the side wall and the annular wall of the box body, quartering scale marks are arranged on the sealing tubes, a connecting line of the two scale marks in the horizontal direction is axially parallel to the opening of the box body, liquid is filled in the sealing tubes, and the volume of the liquid is one half of the capacity of the sealing tubes.
The utility model has the advantages that: the utility model discloses a chi strip winding is in on the transfer line pole, the transfer line with first gear connection, first gear the second gear with the third gear intermeshing in proper order. When the ruler strip is pulled, the transmission rod rotates and rotates, so that the first gear, the second gear and the third gear are driven to rotate, and the length of the drawn ruler strip can be known by directly observing scales on the gears. The phenomenon of inaccurate reading can be effectively avoided. The utility model discloses can audio-visual demonstration measure the size of numerical value, the reading degree of accuracy is higher.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a left side view of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
fig. 5 is a right side view of the present invention;
the automatic rotating device comprises a box body 1, an opening 11, a transparent plate 12, a control button 13, a sealing pipe 14, a second telescopic rod 15, a ruler strip 21, a fixture block 211, a fixing nail 212, a first telescopic rod 3, a transmission rod 4, an automatic rotating motor 5, a first gear 6, a second gear 6, a third gear 7, a supporting block 8 and a supporting column 9.
Detailed Description
The invention will be described in detail with reference to the following drawings and specific embodiments:
as shown in fig. 1 to 5
A tree measuring girth ruler comprises a box body 1 with an opening 11, wherein a ruler strip 2, a transmission rod 3, an automatic rotary motor 4, a first gear 5, a second gear 6, a third gear 7, a supporting block 8 and a supporting column 9 are installed in the box body 1, the automatic rotary motor 4 is installed on the inner wall of the box body 1, two ends of the transmission rod 3 are respectively connected with the automatic rotary motor 4 and the first gear 5, an output shaft of the automatic rotary motor 4 rotates along with the transmission rod 3, the transmission rod 3 can drive the first gear 5 to rotate, the first gear 5, the second gear 6 and the third gear 7 are sequentially meshed with each other, the first gear 5, the second gear 6 and the third gear 7 are positioned on the same plane, the radiuses of the first gear 5, the second gear 6 and the third gear 7 are sequentially increased, the first gear 5 rotates one circle, the second gear 6 rotates one scale, the second gear 6 rotates one circle, the third gear 7 rotates one scale, the supporting block 8 is fixedly connected with the inner wall of the box body 1, the second gear 6 and the third gear 7 are rotationally connected with the supporting block through the supporting column 9, the inner end of the ruler strip 2 is fixedly connected with the transmission rod 3, the ruler strip 2 is wound on the transmission rod 3, the outer end of the ruler strip 2 is positioned at the opening 11 of the box body 1, the sides of the first gear 5, the second gear 6 and the third gear 7, which are far away from the transmission rod 3, are provided with index lines, zero scale lines of all the gears face the index lines in an initial state, a transparent plate 12 is arranged on the left side wall of the box body 1, and the transparent plate 12 is positioned right above the first gear 5, the second gear 6 and the third gear 7. The transparent plate 12 can be used for observing the rotation change of the scales on all the gears, when the ruler strip 2 is pulled, the transmission rod 3 rotates along the axis, the transmission rod 3 drives the first gear 5, the second gear and the third gear 7 to rotate, the scales on the gears change along with the pulling of the ruler strip 2, and the length of the ruler strip 2 pulled out can be known by directly observing the scales on the gears. The phenomenon of inaccurate reading can be effectively avoided. The utility model discloses can audio-visual demonstration measurement value's size, the degree of accuracy of reading is higher.
And a control button 13 for controlling the forward and reverse rotation of the automatic rotary motor 4 is arranged on the right side wall of the box body 1. When the control button 13 is pressed, the automatic rotary motor 4 rotates reversely to drive the transmission rod 3 to rotate reversely, so that the ruler strip 2 is wound on the transmission rod 3 again to return to the initial state.
The outer end of the ruler strip 2 is connected with a clamping block 21, and the cross section area of the clamping block 21 is larger than that of the opening 11 in the box body 1. The fixture block 21 is used for preventing the outer end part of the ruler strip 2 from being accidentally rolled into the box body 1.
The bottom surface of the fixture block 21 is provided with a fixing nail 211 connected with a hinge. The fixing nail 211 is used for fixing the fixture block 21 on a forest. When the fixing is needed, the fixing nail 211 is perpendicular to the latch 21, and when the fixing nail 211 is stored, the fixing nail 211 is tightly attached to the bottom surface of the latch 21.
The side walls of the clamping blocks 21 far away from the box body 1 are connected through arcs. The arc is not easy to hurt the hand.
The clamping block is provided with a first telescopic rod 212, the first telescopic rod 212 can be accommodated in the clamping block 21, the outer wall of the box body 1 is provided with a second telescopic rod 15, the second telescopic rod 15 is close to the opening 11 of the box body 1, and the second telescopic rod 15 is parallel to the first telescopic rod 212. Pull out forest trunk is hugged closely to first telescopic link 212, then pulls out chi strip 2, pulls out again second telescopic link 15 is hugged closely with the opposite side of forest, first telescopic link 212 second telescopic link 15 with the diameter that the forest can be measured in chi strip 2 mutually supporting.
The side wall and the annular wall of the box body 1 are both provided with annular sealing tubes 14, the sealing tubes 14 are provided with quartering scale marks, the connecting line of the two scale marks in the horizontal direction is axially parallel to the opening 11 of the box body 1, the sealing tubes 14 are filled with liquid, such as water, the volume of the water is one half of the volume of the sealing tubes 14, and the water is always in the same horizontal plane under the same pressure. When the diameter of a forest is measured, the box body 1 is vertically placed, the plane of the pulled ruler strip 2 is perpendicular to the trunk of the forest, the two sides of water in the sealing pipe 14 installed on the side wall are aligned with the scale marks, and it can be judged that the standard diameter of the forest is measured by the ruler strip 2 pulled out at the moment; when measuring the girth of forest, 1 level of box body is placed, pulls out 2 planes of chi strip are parallel with the forest trunk, and annular wall mounting the water both sides in the sealed tube 14 all align with the scale mark, can judge to pull out this moment 2 measuring of chi strip are the standard girth of forest, are convenient for improve measurement accuracy.
The utility model discloses a use method as follows: move change staple 211, make staple 211 with fixture block 21 mutually perpendicular, then will staple 211 nail is on being surveyed the forest, and is handheld box body 1 centers on forest a week, with the export of box body 1 with the zero scale mark of chi strip 2 aligns, and the numerical value that corresponds on the gear is exactly the measured value of forest, reads the back and takes off staple 211 makes staple 211 gets back to under the initial condition, presses control button 13, chi strip 2 is in automatic rotary motor 4's rotation is automatic to be recovered down, press once can.
Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (7)
1. The utility model provides a survey tree girth chi which characterized in that: the automatic rotating box comprises a box body (1) with an opening (11), wherein a ruler strip (2), a transmission rod (3), an automatic rotating motor (4), a first gear (5), a second gear (6), a third gear (7), a supporting block (8) and a supporting column (9) are installed in the box body (1), two ends of the transmission rod (3) are respectively connected with the automatic rotating motor (4) and the first gear (5), the second gear (6) and the third gear (7) are sequentially meshed with each other, the supporting block (8) is fixedly connected with the inner wall of the box body (1), the second gear (6) and the third gear (7) are rotatably connected with the supporting block (8) through the supporting column (9), the inner end of the ruler strip (2) is fixedly connected with the transmission rod (3), and the ruler strip (2) is wound on the transmission rod (3), the outer end of the ruler strip (2) is located at an opening (11) of the box body (1), a scale is arranged on one side, away from the transmission rod (3), of the first gear (5), the second gear (6) and the third gear (7), a transparent plate (12) is arranged on the left side wall of the box body (1), and the transparent plate (12) is located right above the first gear (5), the second gear (6) and the third gear (7).
2. The tree measuring girth according to claim 1, wherein: and a control button (13) for controlling the forward and reverse rotation of the automatic rotary motor (4) is arranged on the right side wall of the box body (1).
3. The tree measuring girth according to claim 1, wherein: the outer end of the ruler strip (2) is connected with a clamping block (21), and the cross section area of the clamping block (21) is larger than that of the opening (11) in the box body (1).
4. The tree measuring girth according to claim 3, wherein: the bottom surface of the clamping block (21) is provided with a fixing nail (211) connected with a hinge.
5. The treeing girth according to claim 4, wherein: the side walls of the clamping blocks (21) far away from the box body (1) are connected through arcs.
6. The tree measuring girth according to claim 3, wherein: be equipped with first telescopic link (212) on the fixture block, first telescopic link (212) can accomodate with inside the fixture block, be equipped with second telescopic link (15) on the outer wall of box body, second telescopic link (15) are close to the opening part of box body (1), second telescopic link (15) with first telescopic link (212) are parallel.
7. The tree measuring girth according to claim 6, wherein: the side wall and the annular wall of the box body (1) are both provided with annular sealing tubes (14), the sealing tubes (14) are provided with quartering scale marks, the connecting line of the two scale marks in the horizontal direction is axially parallel to the opening (11) of the box body (1), liquid is filled in the sealing tubes (14), and the volume of the liquid is one half of the volume of the sealing tubes (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236945.4U CN211262053U (en) | 2020-03-02 | 2020-03-02 | Tree measuring girth ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236945.4U CN211262053U (en) | 2020-03-02 | 2020-03-02 | Tree measuring girth ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211262053U true CN211262053U (en) | 2020-08-14 |
Family
ID=71956904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020236945.4U Expired - Fee Related CN211262053U (en) | 2020-03-02 | 2020-03-02 | Tree measuring girth ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211262053U (en) |
-
2020
- 2020-03-02 CN CN202020236945.4U patent/CN211262053U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200814 |