CN213018712U - Mapping orthographic projection instrument - Google Patents
Mapping orthographic projection instrument Download PDFInfo
- Publication number
- CN213018712U CN213018712U CN202021077478.1U CN202021077478U CN213018712U CN 213018712 U CN213018712 U CN 213018712U CN 202021077478 U CN202021077478 U CN 202021077478U CN 213018712 U CN213018712 U CN 213018712U
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- China
- Prior art keywords
- sleeve seat
- orthographic projection
- spring
- connecting shaft
- sleeve
- 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.)
- Expired - Fee Related
Links
- 238000013507 mapping Methods 0.000 title claims description 7
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a survey and drawing orthographic projection appearance, including the bracket, wherein: the bracket is provided with a plurality of rotating shafts, the rotating shafts are provided with universal couplings, and the universal couplings are provided with supports; the support is composed of a sleeve, an upper sleeve seat, a lower sleeve seat, a buffer spring, a spring sleeve seat, a connecting shaft and a fixed circular plate, the spring sleeve seat is sleeved at each of two ends of the buffer spring, the connecting shaft is fixedly connected with the upper sleeve seat, through holes matched with the connecting shaft are formed in the spring sleeve seat, the lower sleeve seat and the sleeve, the connecting shaft is sequentially connected with the buffer spring, the lower sleeve seat and the sleeve in a penetrating mode, the sleeve is fixedly connected with the fixed circular plate through bolts, and the bottom of the connecting shaft is connected with a universal coupling; the utility model provides a present orthographic projection appearance's support can only fix on single plane, lack shock-absorbing function's problem.
Description
Technical Field
The utility model belongs to the technical field of projector equipment, concretely relates to survey and drawing orthographic projection appearance.
Background
The orthographic projector is an apparatus which applies the principle of zonal correction, converts an aerial image shot projected at the center into a ground orthographic image shot and makes an orthographic projection image map.
The support among the fixing device is fixed in the orthographic projection appearance at present, often can only fix on single plane, and stability is not good enough, because the orthographic projection appearance is generally all installed on the top in a room, and present orthographic projection appearance fixed bolster lacks shock-absorbing function, so receive the influence of vibrations on roof or the wall relatively easily, influenced the operation of orthographic projection appearance projection, greatly reduced the result of use of orthographic projection appearance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a survey and drawing orthographic projection appearance to solve present orthographic projection appearance's support can only fix on single plane, lack shock-absorbing function's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a mapping orthographic projector, comprising a carriage, wherein: the bracket is provided with a plurality of rotating shafts, the rotating shafts are provided with universal couplings, and the universal couplings are provided with supports;
the support is composed of a sleeve, an upper sleeve seat, a lower sleeve seat, a buffer spring, a spring sleeve seat, a connecting shaft and a fixed circular plate, the spring sleeve seat is sleeved at each of two ends of the buffer spring, the connecting shaft is fixedly connected with the upper sleeve seat, through holes matched with the connecting shaft are formed in the spring sleeve seat, the lower sleeve seat and the sleeve, the connecting shaft is sequentially connected with the buffer spring, the lower sleeve seat and the sleeve in a penetrating mode, the sleeve is fixedly connected with the fixed circular plate through bolts, and the bottom of the connecting shaft is connected with a universal coupling;
two-way lead screw is arranged in the bracket in a penetrating mode, two guide rods are symmetrically arranged on two sides of the two-way lead screw, two sliding blocks are sleeved on the two-way lead screw and the two guide rods, two clamping blocks are arranged on the sliding blocks, a knob is arranged at one end of the two-way lead screw, and an orthographic projection instrument body is arranged between the clamping blocks.
Preferably, the inner diameter of the spring sleeve seat is consistent with the outer diameter of the buffer spring, the inner diameters of the upper sleeve seat and the lower sleeve seat are consistent with the outer diameter of the spring sleeve seat, and the outer diameters of the upper sleeve seat and the lower sleeve seat are consistent with the inner diameter of the sleeve.
Preferably, a plurality of the number of pivot, a plurality of universal joint and a plurality of support is four, four the bottom of pivot all with bracket fixed connection, four universal joint all can rotate in the pivot.
Preferably, the two sliding blocks are provided with threaded holes matched with the two-way screw rod and two through holes matched with the guide rods.
Preferably, a flexible material is arranged on the surface of each of the two clamping blocks facing the orthographic projection device body.
The technical effects and advantages of the utility model are:
firstly, the method comprises the following steps: the utility model discloses have a plurality of supports and every support can be in the space free rotation, make the utility model discloses can fix on a plurality of planes through a plurality of supports for the orthographic projection appearance body can obtain more steady support.
Secondly, the method comprises the following steps: the utility model discloses a support has the shock-absorbing function along the support direction, can effectively reduce the vibrations that transmit from the support for the orthographic projection appearance body can move more steadily, has reduced the become the picture error of orthographic projection appearance body.
Thirdly, the method comprises the following steps: the utility model discloses structure safe and reliable has good market prospect.
Fourthly: the utility model discloses product property can be good, long service life.
Fifth, the method comprises the following steps: the utility model discloses convenient to use, convenient and fast.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the interior of the bracket;
FIG. 3 is a schematic view of an exploded structure of a stent;
fig. 4 is a cross-sectional view a-a of fig. 3.
In the figure: 1-bracket, 2-bracket, 21-fixed circular plate, 22-upper sleeve seat, 23-connecting shaft, 24-spring sleeve seat, 25-buffer spring, 26-lower sleeve seat, 27-sleeve, 3-universal coupling, 4-rotating shaft, 5-orthographic projector body, 6-knob, 7-bidirectional screw rod, 8-sliding block, 9-clamping block and 10-guide rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4 of the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a survey and drawing orthographic projection appearance as shown in fig. 1-4, including bracket 1, wherein: the bracket 1 is provided with a plurality of rotating shafts 4, the rotating shafts 4 are all provided with universal couplings 3, and the universal couplings 3 are all provided with supports 2;
the support frames 2 are composed of a sleeve 27, an upper sleeve seat 22, a lower sleeve seat 26, a buffer spring 25, a spring sleeve seat 24, a connecting shaft 23 and a fixed circular plate 21, the spring sleeve seats 24 are sleeved at two ends of the buffer spring 25, the connecting shaft 23 is fixedly connected with the upper sleeve seat 22, through holes matched with the connecting shaft 23 are formed in the spring sleeve seat 24, the lower sleeve seat 26 and the sleeve 27, the connecting shaft 23 is sequentially connected with the buffer spring 25, the lower sleeve seat 26 and the sleeve 27 in a penetrating mode, the sleeve 27 is fixedly connected with the fixed circular plate 21 through bolts, and the bottom of the connecting shaft 23 is connected with the universal coupling 3;
two-way lead screw 7 is arranged in bracket 1 in a penetrating manner, two guide rods 10 are symmetrically arranged on two sides of two-way lead screw 7, two sliders 8 and two guide rods 10 are sleeved on the two-way lead screw 7 and the two guide rods 10, two clamping blocks 9 are arranged on the sliders 8, a knob 6 is arranged at one end of the two-way lead screw 7, and two orthographic projection instrument bodies 5 are arranged between the clamping blocks 9.
Specifically, the inner diameter of the spring housing 24 is the same as the outer diameter of the buffer spring 25, the inner diameters of the upper housing 22 and the lower housing 26 are the same as the outer diameter of the spring housing 24, and the outer diameters of the upper housing 22 and the lower housing 26 are the same as the inner diameter of the sleeve 27.
Specifically, it is a plurality of the number of pivot 4, a plurality of universal joint 3 and a plurality of support 2 is four, four the bottom of pivot 4 all with 1 fixed connection of bracket, four universal joint 3 all can rotate in pivot 4.
Specifically, two threaded holes matched with the two-way screw rods 7 and two through holes matched with the guide rods 10 are formed in the two sliding blocks 8.
Specifically, the surfaces of the two clamping blocks 9 facing the orthographic projection device body 5 are both provided with flexible materials.
The utility model discloses a theory of operation does:
the utility model discloses a be provided with a plurality of supports 2, the bottom of a plurality of supports 2 all makes a plurality of supports 2 can freely rotate in the plane through being provided with universal joint 3, makes the utility model discloses can fix on a plurality of planes through a plurality of supports 2 for orthographic projection appearance body 5 can obtain more steady support;
the plurality of supports 2 are all composed of a sleeve 27, an upper sleeve seat 22, a lower sleeve seat 26, a buffer spring 25, a spring sleeve seat 24, a connecting shaft 23 and a fixed circular plate 21, the spring sleeve seat 24 is sleeved at two ends of the buffer spring 25, the connecting shaft 23 is fixedly connected with the upper sleeve seat 22, through holes matched with the connecting shaft 23 are formed in the spring sleeve seat 24, the lower sleeve seat 26 and the sleeve 27, the connecting shaft 23 is sequentially connected with the buffer spring 25, the lower sleeve seat 26 and the sleeve 27 in a penetrating manner, the bottom of the connecting shaft 23 is connected with a universal coupling 3, the bottom of the universal coupling 3 is connected with a bracket 1, an orthographic projector body 5 is arranged in the bracket 1, and under the action of the buffer spring 25, the supports 2 have a shock absorption function and can effectively reduce the shock transmitted from the fixed surface of the supports, the orthographic projector body 5 can run more stably, and the imaging error of the orthographic projector body 5 is reduced;
in summary, the following steps: the utility model provides a present orthographic projection appearance's support can only fix on single plane, lack shock-absorbing function's problem.
In the description of the present invention, it is to be understood that the terms "bottom", "front", "one side", "outer", "central", "inner", "upper", "lower", "one end", "vertical", "lower", "outer", "circumferential", "end", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in fig. 1 to 4, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but it is difficult to achieve absolute equality in actual production and operation, and some deviation generally exists. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.
In the present invention, unless otherwise explicitly specified or limited, the terms "embedded", "disposed", "connected", "fixed", "distributed" and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. A surveying orthographic projector comprising a carriage (1), characterized in that: a plurality of rotating shafts (4) are arranged on the bracket (1), universal couplings (3) are arranged on the plurality of rotating shafts (4), and supports (2) are arranged on the plurality of universal couplings (3);
the support comprises a plurality of supports (2) and is characterized in that each support (2) consists of a sleeve (27), an upper sleeve seat (22), a lower sleeve seat (26), a buffer spring (25), a spring sleeve seat (24), a connecting shaft (23) and a fixed circular plate (21), the two ends of each buffer spring (25) are sleeved with the spring sleeve seats (24), the connecting shaft (23) is fixedly connected with the upper sleeve seat (22), the spring sleeve seats (24), the lower sleeve seats (26) and the sleeves (27) are respectively provided with a through hole matched with the connecting shaft (23), the connecting shaft (23) is sequentially connected with the buffer springs (25), the lower sleeve seats (26) and the sleeves (27) in a penetrating mode, the sleeves (27) are fixedly connected with the fixed circular plates (21) through bolts, and the bottoms of the connecting shafts (23) are connected with universal couplings (3);
wear to be equipped with two-way lead screw (7) in bracket (1), the bilateral symmetry of two-way lead screw (7) is provided with two guide bars (10), the cover is equipped with two slider (8) on two-way lead screw (7) and two guide bars (10), two all be provided with on slider (8) and press from both sides tight piece (9), the one end of two-way lead screw (7) is provided with knob (6), two it is provided with orthographic projection appearance body (5) to press from both sides between tight piece (9).
2. A mapping orthographic projection apparatus according to claim 1, wherein: the inner diameter of the spring sleeve seat (24) is consistent with the outer diameter of the buffer spring (25), the inner diameters of the upper sleeve seat (22) and the lower sleeve seat (26) are consistent with the outer diameter of the spring sleeve seat (24), and the outer diameters of the upper sleeve seat (22) and the lower sleeve seat (26) are consistent with the inner diameter of the sleeve (27).
3. A mapping orthographic projection apparatus according to claim 1, wherein: a plurality of the number of the rotating shaft (4), the number of the universal couplings (3) and the number of the supports (2) are four, four the bottom of the rotating shaft (4) is fixedly connected with the bracket (1), and the universal couplings (3) can rotate on the rotating shaft (4).
4. A mapping orthographic projection apparatus according to claim 1, wherein: two threaded holes matched with the two-way screw rods (7) and two through holes matched with the guide rods (10) are formed in the sliding blocks (8).
5. A mapping orthographic projection apparatus according to claim 1, wherein: the surfaces of the two clamping blocks (9) facing the orthographic projection instrument body (5) are provided with flexible materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077478.1U CN213018712U (en) | 2020-06-11 | 2020-06-11 | Mapping orthographic projection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077478.1U CN213018712U (en) | 2020-06-11 | 2020-06-11 | Mapping orthographic projection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213018712U true CN213018712U (en) | 2021-04-20 |
Family
ID=75494783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021077478.1U Expired - Fee Related CN213018712U (en) | 2020-06-11 | 2020-06-11 | Mapping orthographic projection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213018712U (en) |
-
2020
- 2020-06-11 CN CN202021077478.1U patent/CN213018712U/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: 20210420 |