CN105371817A - Limiting and buffering device for limiting continuous rotation of photoelectric theodolite rotating shaft system - Google Patents
Limiting and buffering device for limiting continuous rotation of photoelectric theodolite rotating shaft system Download PDFInfo
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- CN105371817A CN105371817A CN201510682758.2A CN201510682758A CN105371817A CN 105371817 A CN105371817 A CN 105371817A CN 201510682758 A CN201510682758 A CN 201510682758A CN 105371817 A CN105371817 A CN 105371817A
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- backstop
- slide bar
- limiting
- compress spring
- limit switch
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
- G01C1/02—Theodolites
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Vibration Dampers (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a limiting and buffering device for limiting continuous rotation of a photoelectric theodolite rotating shaft system, and relates to the field of photoelectric theodolites. The limiting buffering device limits continuous rotation of the rotating shaft system and elastically buffers impact generated during mechanical stoppage. The limiting and buffering device comprises a buffer base, two side baffles, two sliding rods, a limiting sliding block, four compression springs, four adjusting nuts, two stopping block rubber caps, two front baffles, two stopping block electricity limiting switches, an electricity limiting switch stop piece and a limiting stoppage arm. The electricity limiting switches are located at the position 1-3 degrees in front of the position where the limiting stoppage arm collides with the two stopping block rubber caps on the limiting sliding block. The electricity limiting switch stop piece triggers the two stopping block electricity limiting switches, then controls a driving motor of the photoelectric theodolite rotating shaft system to be powered off in time and stops torque output. The purpose that a connection cable is prevented from being wound on the condition that no conductive slip ring is arranged can be achieved, and the problem that the rotating shaft system is damaged by hard collision when encountering with a mechanical stoppage is avoided.
Description
Technical field
The present invention relates to electro-optic theodolite technical field, being specifically related to a kind of limit damper for limiting electro-optic theodolite rotary axis system continuous rotary.
Background technology
Large photoelectric transit is the tracking measurement for extraterrestrial targets such as aircraft, rocket and artificial satellites, have compared with radar etc. measuring accuracy high, can the feature such as real time imagery, be widely used in the fields such as Aero-Space.
Rotary axis system is the important component part of electro-optic theodolite, the function such as complete tracking for driving optical system, catch.At present, need on the transit of continuous rotary at vertical shaft series, the a set of conducting slip ring of usual employing realizes the electrical connection of horizontal shafting and vertical shaft series, and then ensures that the stube cable of electro-optic theodolite horizontal shafting and vertical shaft series is not wound around when rotary axis system continuous rotary.And do not need in the electro-optic theodolite of continuous rotary at rotary axis system, a set of conducting slip ring is also installed, not only can increases the manufacturing cost of equipment, and the functional reliability of electro-optic theodolite can be reduced.If only adopt simple mechanical stop block to limit the continuous rotary of transit rotary axis system, and then to prevent on axle stube cable under axle to be wound around, but impulsive force large in stop block process easily cause damage to equipment.
Therefore, how to realize carrying out limiting buffer to electro-optic theodolite rotary axis system continuous rotary and preventing mechanical position limitation hard collision from causing device damage, seem particularly critical.
Summary of the invention
In order to limit the continuous rotary of electro-optic theodolite rotary axis system, avoid the device damage that rotary axis system causes because of hard collision when running into mechanical stop block simultaneously, the invention provides a kind of limit damper for limiting electro-optic theodolite rotary axis system continuous rotary, preventing stube cable to be wound around when not installing conducting slip ring additional.
The technical scheme that the present invention adopts for technical solution problem is as follows:
Limit damper for limiting electro-optic theodolite rotary axis system continuous rotary of the present invention, comprising: be fixed on the buffer box on electro-optic theodolite base;
To be fixed on buffer box and the first slide bar be parallel to each other and the second slide bar;
Be sleeved on the position limiting slide block on the first slide bar and the second slide bar, described position limiting slide block is free to slide along the length direction of the first slide bar and the second slide bar;
To be sleeved on the first slide bar and to be positioned at the first Compress Spring and the 3rd Compress Spring of the position limiting slide block left and right sides;
To be sleeved on the second slide bar and to be positioned at the second Compress Spring and the 4th Compress Spring of the position limiting slide block left and right sides, described first Compress Spring, the second Compress Spring, the 3rd Compress Spring are identical with the physical dimension of the 4th Compress Spring, and have identical stiffness factor;
Be separately fixed at the counterclockwise backstop rubber cap of the position limiting slide block left and right sides and clockwise backstop rubber cap;
Be fixed on buffer box front end and the counterclockwise backstop electricity limit switch be symmetrically arranged for axle with position limiting slide block center line and clockwise backstop electricity limit switch, for controlling the drive motor break-make of electro-optic theodolite rotary axis system;
The spacing stop block arm be connected with the revolving shaft of electro-optic theodolite, described spacing stop block arm and counterclockwise backstop rubber cap and clockwise backstop rubber cap are all positioned at same plane;
Be fixed on the electric limit switch catch on spacing stop block arm, for triggering counterclockwise backstop electricity limit switch and clockwise backstop electricity limit switch.
Further, also comprise four adjusting nuts, wherein two adjusting nuts are arranged on the first two ends, slide bar left and right, for regulating the pretightning force of the first Compress Spring and the 3rd Compress Spring, all the other two adjusting nuts are arranged on the second two ends, slide bar left and right, for regulating the pretightning force of the second Compress Spring and the 4th Compress Spring; By regulating the pretightning force of four Compress Springs, described position limiting slide block is placed in the middle part of the first slide bar and the second slide bar.
Further, the two pieces of front aprons being fixed on buffer box front end are also comprised; Described counterclockwise backstop electricity limit switch and clockwise backstop electricity limit switch to be arranged on for axle is symmetrical wherein on one piece of front apron with position limiting slide block center line.
Further, also comprise two pieces of side shields, two pieces of side shields are separately fixed on the two sides of buffer box, for increasing the rigidity of structure of buffer box.
Further, when the revolving shaft of electro-optic theodolite turns round clockwise, described electric limit switch catch position of 1 ° ~ 3 ° before spacing stop block arm and clockwise backstop rubber cap collide, triggers clockwise backstop electricity limit switch; When the revolving shaft turning anticlockwise of electro-optic theodolite, described electric limit switch catch position of 1 ° ~ 3 ° before spacing stop block arm and counterclockwise backstop rubber cap collide, triggers counterclockwise backstop electricity limit switch.
Further, U-shaped structure is arranged at described buffer box two ends, U-shaped structure is provided with slide bar mounting hole, front apron mounting hole and side shield mounting hole; Bulge-structure is arranged in described buffer box bottom, bulge-structure is provided with buffer box mounting hole.
Further, described first slide bar is identical with the physical dimension of the second slide bar, and two ends are provided with screw thread, and center section is polished rod.
Further, the upper and lower two ends of described position limiting slide block are respectively arranged with a pilot hole, and described position limiting slide block is connected with the second slide bar with the first slide bar respectively by these two pilot holes.
Further, described position limiting slide block is each side provided with a limited post, described counterclockwise backstop rubber cap is fixed on the limited post in left side, described clockwise backstop rubber cap is fixed on the limited post on right side, and described counterclockwise backstop rubber cap and clockwise backstop rubber cap are used for impacting the stop block of the revolving shaft of electro-optic theodolite carrying out an elastic buffer.
The invention has the beneficial effects as follows:
1, the present invention adopts one can the continuous rotary of position limiting slide block to electro-optic theodolite rotary axis system of Bidirectional slide limit, adopt four Compress Springs with identical physical dimension and stiffness factor to carry out elasticity location to position limiting slide block simultaneously, stop to spacing stop block arm and elastic buffer is realized by the acting in conjunction of position limiting slide block and four Compress Springs, the final function realizing limiting electro-optic theodolite rotary axis system continuous rotary and rotary axis system stop block is carried out to cross-elasticity buffering, avoid electro-optic theodolite rotary axis system causes damaged condition because of hard collision generation when running into mechanical stop block.
2, the present invention is by the clockwise backstop rubber cap that arranges in the left and right sides of position limiting slide block and counterclockwise backstop rubber cap, and impulsive force when colliding spacing stop block arm and position limiting slide block carries out an elastic buffer, and reduces work noise.
3, in the present invention, clockwise backstop rubber cap (counterclockwise backstop rubber cap) on spacing stop block arm and position limiting slide block collides the position of first 1 ° ~ 3 °, electricity limit switch catch triggers clockwise backstop electricity limit switch (counterclockwise backstop electricity limit switch), and then control the timely power-off of drive motor of electro-optic theodolite rotary axis system, termination moment exports, reduce the impulsive force of revolving shaft to limit damper, reliably ensure that the normal work of limit damper.
4, limit damper of the present invention, structure is simple, be easy to realize, safe and reliable, not only limit the continuous rotary of electro-optic theodolite rotary axis system, and has elastic buffer function to the stop block of revolving shaft.
5, in the present invention, because position limiting slide block physical dimension is little, and occupied angle of revolution is limited, therefore, can realize the reciprocating rotating of electro-optic theodolite rotary axis system within the scope of close-180 ° ~+180 °.
Accompanying drawing explanation
Fig. 1 is the perspective view of the limit damper for limiting electro-optic theodolite rotary axis system continuous rotary of the present invention.
Fig. 2 is the front elevation of the limit damper for limiting electro-optic theodolite rotary axis system continuous rotary of the present invention.
Fig. 3 is the position annexation schematic diagram after limit damper of the present invention and electro-optic theodolite installation.
Fig. 4 is the structural representation of buffer box.
Fig. 5 is the structural representation of position limiting slide block.
Fig. 6 is the structural representation of electric limit switch catch.
In figure: 1, buffer box, 1a, buffer box mounting hole, 1b, slide bar mounting hole, 1c, front apron mounting hole, 1d, side shield mounting hole, 2, side shield, 3, trip bolt, 4, adjusting nut, 5, first Compress Spring, 6, first slide bar, 7, second Compress Spring, 8, counterclockwise backstop rubber cap, 9, second slide bar, 10, position limiting slide block, 10a, pilot hole, 10b, limited post, 11, 3rd Compress Spring, 12, clockwise backstop electricity limit switch, 13, clockwise backstop rubber cap, 14, front apron, 15, 4th Compress Spring, 16, revolving shaft, 17, electro-optic theodolite base, 18, electricity limit switch catch, 19, counterclockwise backstop electricity limit switch, 20, spacing stop block arm.
Embodiment
As depicted in figs. 1 and 2, limit damper for limiting electro-optic theodolite vertical shaft series continuous rotary of the present invention, comprises buffer box 1, two pieces of side shields 2, two slide bars, position limiting slide block 10, four Compress Springs, four adjusting nuts, 4, four trip bolts, 3, two backstop rubber caps, two pieces of front aprons 14, two backstop electricity limit switch, electric limit switch catch 18 and spacing stop block arms 20.
In order to see the structure of limit damper inside clearly, the left part eliminating upper and lower two pieces of front aprons 14 in Fig. 1 and Fig. 2 and the counterclockwise backstop electricity limit switch 19 be arranged on the front apron 14 of below.
The drive motor of the revolving shaft 16 mentioned in the present invention, electro-optic theodolite base 17, electro-optic theodolite rotary axis system all belongs to the ingredient of electro-optic theodolite, no longer describes at this.
The structure of buffer box 1 as shown in Figure 4, buffer box 1 entirety is with certain radian, U-shaped structure is arranged at buffer box 1 two ends, U-shaped structure is provided with slide bar mounting hole 1b, front apron mounting hole 1c, side shield mounting hole 1d, bulge-structure is arranged in buffer box 1 bottom, bulge-structure is provided with buffer box mounting hole 1a.
Two pieces of side shields 2 are fixed on the U-shaped structure two sides of buffer box 1 respectively by the side shield mounting hole 1d on buffer box 1, to increase the rigidity of structure of buffer box 1.
It is identical with the physical dimension of the second slide bar 9 with the second slide bar 9, first slide bar 6 that two slide bars are respectively the first slide bar 6, and the length at two ends about 1/3 is provided with screw thread, and all the other center sections are polished rod.
The structure of position limiting slide block 10 as shown in Figure 5, position limiting slide block about 10 two ends are respectively arranged with a pilot hole 10a, position limiting slide block 10 is each side provided with a limited post 10b, position limiting slide block 10 is connected with the second slide bar 9 with the first slide bar 6 respectively by two the pilot hole 10a of self, after completing connection, position limiting slide block 10 can be free to slide along the length direction of the first slide bar 6 and the second slide bar 9.
Four Compress Springs are respectively the first Compress Spring 5, second Compress Spring 7, the 3rd Compress Spring 11 and the 4th Compress Spring 15, first Compress Spring 5, second Compress Spring 7, the 3rd Compress Spring 11 are identical with the physical dimension of the 4th Compress Spring 15, and have identical stiffness factor.
First Compress Spring 5 and the 3rd Compress Spring 11 are through the first slide bar 6, second Compress Spring 7 and the 4th Compress Spring 15 are through the second slide bar 9, and the first Compress Spring 5 and the second Compress Spring 7 are positioned at the left side of position limiting slide block 10, and the 3rd Compress Spring 11 and the 4th Compress Spring 15 are positioned at the right side of position limiting slide block 10.
Four adjusting nuts 4 are connected with the first slide bar 6, second slide bar 9 two ends respectively by screw thread, namely the first slide bar 6 two ends are separately installed with an adjusting nut 4, second slide bar 9 two ends are also separately installed with an adjusting nut 4, and adjusting nut 4 is for regulating the pretightning force of four Compress Springs.
After the first slide bar 6, second slide bar 9, position limiting slide block 10, four Compress Springs and the installation of four adjusting nuts 4, the two ends of the first slide bar 6 are arranged in the slide bar mounting hole 1b on buffer box 1 respectively by a trip bolt 3, in like manner, the two ends of the second slide bar 9 are arranged in the slide bar mounting hole 1b on buffer box 1 respectively by a trip bolt 3, after installation, the first slide bar 6 and the second slide bar 9 are parallel to each other.
Complete two slide bars together with position limiting slide block 10, after the connection of four Compress Springs and four adjusting nuts 4 and buffer box 1, by the pretightning force regulating four adjusting nuts 4 to regulate four Compress Springs, ensure that four Compress Springs all have the decrement of 0 ~ 1mm, and now, namely position limiting slide block 10 is placed in the middle part of the first slide bar 6 and the second slide bar 9 under the elastic force effect of four Compress Springs, and when position limiting slide block 10 is subject to external impact for left, during right slip, one-sided upper and lower two Compress Springs of position limiting slide block 10 (i.e. second Compress Spring 7 and first Compress Spring 5 in left side must be overcome, right side the 4th Compress Spring 15 and the 3rd Compress Spring 11) elastic force.
Two backstop rubber caps are respectively clockwise backstop rubber cap 13 and counterclockwise backstop rubber cap 8, clockwise backstop rubber cap 13 and counterclockwise backstop rubber cap 8 are separately fixed on two limited post 10b on position limiting slide block 10, namely counterclockwise backstop rubber cap 8 is fixed on the limited post 10b in left side, clockwise backstop rubber cap 13 is fixed on the limited post 10b on right side, two backstop rubber caps are used for impacting the stop block of the revolving shaft 16 of electro-optic theodolite carrying out an elastic buffer, reduce impact noise simultaneously.
The U-shaped structure front end that two pieces of front aprons 14 are fixed on buffer box 1 respectively by the front apron mounting hole 1c on buffer box 1, not only increases the rigidity of structure of buffer box 1, and is that two backstop electricity limit switches provide mounting plane.
Two backstop electricity limit switches are respectively clockwise backstop electricity limit switch 12 and counterclockwise backstop electricity limit switch 19, clockwise backstop electricity limit switch 12 and counterclockwise backstop electricity limit switch 19 are all fixed on the front apron 14 of below, and with the center line of position limiting slide block 10 for axle is symmetrically arranged, clockwise backstop electricity limit switch 12 and counterclockwise backstop electricity limit switch 19 are for controlling the break-make of the drive motor of electro-optic theodolite rotary axis system.
As shown in Figure 3, buffer box 1 is fixed on electro-optic theodolite base 17 together with each component mounted thereto by the bulge-structure of buffer box 1 bottom and buffer box mounting hole 1a, buffer box 1 entirety, with certain radian, can well match with electro-optic theodolite base 17.The revolving shaft 16 of spacing stop block arm 20 one end and electro-optic theodolite is fixedly linked, and after completing connection, spacing stop block arm 20 is positioned at same plane with the clockwise backstop rubber cap 13 on position limiting slide block 10, counterclockwise backstop rubber cap 8, and then realize limit damper to the stop of spacing stop block arm 20 and buffering, indirectly to complete the spacing and buffering of the revolving shaft 16 to electro-optic theodolite.
As shown in Figure 6, electric limit switch catch 18 entirety is similar to Z-shaped the structure of electricity limit switch catch 18, and one end is provided with mounting hole.As shown in Figure 3, electricity limit switch catch 18 is fixed on spacing stop block arm 20 one end away from the revolving shaft 16 of electro-optic theodolite, and the position of 1 ° ~ 3 ° before the clockwise backstop rubber cap 13 on spacing stop block arm 20 with position limiting slide block 10 or counterclockwise backstop rubber cap 8 collide, electricity limit switch catch 18 triggers clockwise backstop electricity limit switch 12 or counterclockwise backstop electricity limit switch 19, and then control the timely power-off of drive motor of electro-optic theodolite rotary axis system, stop moment and export.
Be described with reference to figure 3, when the revolving shaft 16 of electro-optic theodolite turns round clockwise, the position of first 1 ° ~ 3 ° is collided at spacing stop block arm 20 and clockwise backstop rubber cap 13, electric limit switch catch 18 on spacing stop block arm 20 triggers clockwise backstop electricity limit switch 12 (when the angle referred between spacing stop block arm 20 and clockwise backstop rubber cap 13 is about 1 ° ~ 3 °, clockwise backstop electricity limit switch 12 is just triggered in the position at limit switch catch 18 place), and then the drive motor power-off controlling rotary axis system stops moment output; Then, revolving shaft 16 continues under inertia effect, drive spacing stop block arm 20 to turn round clockwise, until spacing stop block arm 20 collides with clockwise backstop rubber cap 13, and promote position limiting slide block 10 and slide left, compress the first Compress Spring 5 and the second Compress Spring 7 produces larger deflection, until revolving shaft 16 stops revolution; Now, namely limit damper completes and spacingly to cushion with stop block electro-optic theodolite rotary axis system clockwise direction is pivotal.
Be described with reference to figure 3, when revolving shaft 16 turning anticlockwise of electro-optic theodolite, the position of first 1 ° ~ 3 ° is collided at spacing stop block arm 20 and counterclockwise backstop rubber cap 8, electric limit switch catch 18 on spacing stop block arm 20 triggers counterclockwise backstop electricity limit switch 19 (when the angle referred between spacing stop block arm 20 and counterclockwise backstop rubber cap 8 is about 1 ° ~ 3 °, counterclockwise backstop electricity limit switch 19 is just triggered in the position at limit switch catch 18 place), and then the drive motor power-off controlling rotary axis system stops moment output; Then, revolving shaft 16 continues under inertia effect, drive spacing stop block arm 20 turning anticlockwise, until spacing stop block arm 20 collides with counterclockwise backstop rubber cap 8, and promote position limiting slide block 10 and slide to the right, compress the 3rd Compress Spring 11 and the 4th Compress Spring 15 produces larger deflection, until revolving shaft 16 stops revolution; Now, namely limit damper completes and spacingly to cushion with stop block electro-optic theodolite rotary axis system is counterclockwise pivotal.
Claims (9)
1. for limiting the limit damper of electro-optic theodolite rotary axis system continuous rotary, it is characterized in that, comprising: be fixed on the buffer box (1) on electro-optic theodolite base (17);
Be fixed on buffer box (1) to go up and the first slide bar (6) be parallel to each other and the second slide bar (9);
Be sleeved on the position limiting slide block (10) on the first slide bar (6) and the second slide bar (9), described position limiting slide block (10) is free to slide along the length direction of the first slide bar (6) and the second slide bar (9);
Be sleeved on the first slide bar (6) to go up and the first Compress Spring (5) and the 3rd Compress Spring (11) that are positioned at position limiting slide block (10) left and right sides;
Be sleeved on the second slide bar (9) to go up and the second Compress Spring (7) and the 4th Compress Spring (15) that are positioned at position limiting slide block (10) left and right sides, described first Compress Spring (5), the second Compress Spring (7), the 3rd Compress Spring (11) are identical with the physical dimension of the 4th Compress Spring (15), and have identical stiffness factor;
Be separately fixed at counterclockwise backstop rubber cap (8) and the clockwise backstop rubber cap (13) of position limiting slide block (10) left and right sides;
Be fixed on buffer box (1) front end and be counterclockwise backstop electricity limit switch (19) that is symmetrically arranged of axle and the electric limit switch (12) of clockwise backstop with position limiting slide block (10) center line, for controlling the drive motor break-make of electro-optic theodolite rotary axis system;
The spacing stop block arm (20) be connected with the revolving shaft (16) of electro-optic theodolite, described spacing stop block arm (20) is all positioned at same plane with counterclockwise backstop rubber cap (8) and clockwise backstop rubber cap (13);
Be fixed on the electric limit switch catch (18) on spacing stop block arm (20), for triggering counterclockwise backstop electricity limit switch (19) and clockwise backstop electricity limit switch (12).
2. limit damper according to claim 1, it is characterized in that, also comprise four adjusting nuts (4), wherein two adjusting nuts (4) are arranged on the first slide bar (6) two ends, left and right, for regulating the pretightning force of the first Compress Spring (5) and the 3rd Compress Spring (11), all the other two adjusting nuts (4) are arranged on the second slide bar (9) two ends, left and right, for regulating the pretightning force of the second Compress Spring (7) and the 4th Compress Spring (15); Described position limiting slide block (10) is made to be placed in the first slide bar (6) and the second slide bar (9) middle part by regulating the pretightning force of four Compress Springs.
3. limit damper according to claim 1, is characterized in that, also comprises the two pieces of front aprons (14) being fixed on buffer box (1) front end; To be that axle is symmetrical with position limiting slide block (10) center line be arranged on wherein on one piece of front apron (14) for described counterclockwise backstop electricity limit switch (19) and the electric limit switch (12) of clockwise backstop.
4. limit damper according to claim 1, it is characterized in that, also comprise two pieces of side shields (2), two pieces of side shields (2) are separately fixed on the two sides of buffer box (1), for increasing the rigidity of structure of buffer box (1).
5. limit damper according to claim 1, it is characterized in that, when the revolving shaft (16) of electro-optic theodolite turns round clockwise, described electric limit switch catch (18) collides spacing stop block arm (20) and clockwise backstop rubber cap (13) position of first 1 ° ~ 3 °, triggers clockwise backstop electricity limit switch (12); When revolving shaft (16) turning anticlockwise of electro-optic theodolite, described electric limit switch catch (18) collides spacing stop block arm (20) and counterclockwise backstop rubber cap (8) position of first 1 ° ~ 3 °, triggers counterclockwise backstop electricity limit switch (19).
6. limit damper according to claim 1, it is characterized in that, U-shaped structure is arranged at described buffer box (1) two ends, U-shaped structure is provided with slide bar mounting hole (1b), front apron mounting hole (1c) and side shield mounting hole (1d); Bulge-structure is arranged in described buffer box (1) bottom, bulge-structure is provided with buffer box mounting hole (1a).
7. limit damper according to claim 1, is characterized in that, described first slide bar (6) is identical with the physical dimension of the second slide bar (9), and two ends are provided with screw thread, and center section is polished rod.
8. limit damper according to claim 1, it is characterized in that, described position limiting slide block (10) is respectively arranged with a pilot hole (10a) in two ends up and down, and described position limiting slide block (10) is connected with the second slide bar (9) with the first slide bar (6) respectively by these two pilot holes (10a).
9. limit damper according to claim 1, it is characterized in that, described position limiting slide block (10) is each side provided with a limited post (10b), described counterclockwise backstop rubber cap (8) is fixed on the limited post (10b) in left side, described clockwise backstop rubber cap (13) is fixed on the limited post (10b) on right side, and described counterclockwise backstop rubber cap (8) and clockwise backstop rubber cap (13) carry out an elastic buffer for the stop block impact of the revolving shaft (16) to electro-optic theodolite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510682758.2A CN105371817B (en) | 2015-10-20 | 2015-10-20 | Limit damper for limiting electro-optic theodolite rotary axis system continuous rotary |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510682758.2A CN105371817B (en) | 2015-10-20 | 2015-10-20 | Limit damper for limiting electro-optic theodolite rotary axis system continuous rotary |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105371817A true CN105371817A (en) | 2016-03-02 |
| CN105371817B CN105371817B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510682758.2A Expired - Fee Related CN105371817B (en) | 2015-10-20 | 2015-10-20 | Limit damper for limiting electro-optic theodolite rotary axis system continuous rotary |
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| CN (1) | CN105371817B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526781A (en) * | 2016-12-30 | 2017-03-22 | 特殊光电科技(中山)有限公司 | High magnification optical zoom lens |
| CN113601491A (en) * | 2021-08-18 | 2021-11-05 | 珠海格力电器股份有限公司 | Limiting device and robot with same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102996A (en) * | 2010-12-16 | 2011-06-22 | 重庆易控科技有限责任公司 | Over-360-degree-angle limit sensor device |
| CN102829773A (en) * | 2012-08-07 | 2012-12-19 | 中国科学院长春光学精密机械与物理研究所 | Automatic lightproof cylinder cover device suitable for large-scale photoelectric theodolite |
| CN103925319A (en) * | 2014-04-24 | 2014-07-16 | 中国科学院光电技术研究所 | Mechanical buffering stop device |
-
2015
- 2015-10-20 CN CN201510682758.2A patent/CN105371817B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102996A (en) * | 2010-12-16 | 2011-06-22 | 重庆易控科技有限责任公司 | Over-360-degree-angle limit sensor device |
| CN102829773A (en) * | 2012-08-07 | 2012-12-19 | 中国科学院长春光学精密机械与物理研究所 | Automatic lightproof cylinder cover device suitable for large-scale photoelectric theodolite |
| CN103925319A (en) * | 2014-04-24 | 2014-07-16 | 中国科学院光电技术研究所 | Mechanical buffering stop device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106526781A (en) * | 2016-12-30 | 2017-03-22 | 特殊光电科技(中山)有限公司 | High magnification optical zoom lens |
| CN113601491A (en) * | 2021-08-18 | 2021-11-05 | 珠海格力电器股份有限公司 | Limiting device and robot with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105371817B (en) | 2017-10-31 |
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