CN111692271A - A novel measuring equipment for land reconnaissance - Google Patents
A novel measuring equipment for land reconnaissance Download PDFInfo
- Publication number
- CN111692271A CN111692271A CN202010531782.7A CN202010531782A CN111692271A CN 111692271 A CN111692271 A CN 111692271A CN 202010531782 A CN202010531782 A CN 202010531782A CN 111692271 A CN111692271 A CN 111692271A
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- Prior art keywords
- piston
- measuring instrument
- sliding
- spring
- slide rails
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Links
- 238000004140 cleaning Methods 0.000 claims abstract description 54
- 238000013016 damping Methods 0.000 claims abstract description 28
- 239000003921 oil Substances 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 8
- 239000010720 hydraulic oil Substances 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 239000003292 glue Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- B08B1/12—
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- B08B1/30—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/28—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring areas
Abstract
The invention discloses novel measuring equipment for land exploration, which comprises a mu measuring instrument body, wherein a cleaning device is arranged on the mu measuring instrument body, the cleaning device corresponds to the position of a display screen of the mu measuring instrument body, sliding devices are respectively arranged at two ends of a cleaning brush, limiting grooves are respectively formed in the sliding grooves, one ends of two sliding rails are respectively connected with a limiting pin in a penetrating and sliding mode, a limiting device is arranged at the sliding connection position, damping devices are respectively arranged at four corners of the mu measuring instrument body, and if the mu measuring instrument falls carelessly, the damping devices can integrally prevent electronic elements in the mu measuring instrument from being damaged due to vibration or the measuring precision of the mu measuring instrument is reduced due to vibration; survey mu appearance's display screen department and be provided with cleaning device, cleaning device comprises components such as cleaning brush, slide rail, removes the cleaning brush and can accomplish the cleanness to surveying mu appearance display screen, and the setting of slider simultaneously can be very big reduce the frictional resistance between cleaning brush and the spout.
Description
Technical Field
The invention relates to the technical field of land exploration equipment, in particular to novel measuring equipment for land exploration.
Background
The land survey instrument is a device for land survey, and the land survey instrument is named as a land area measuring instrument, a handheld land survey instrument and the like, integrates a high-precision GPS positioning system, an accurate area calculation method and an intelligent palm computer system, can realize real-time test of irregular areas, dynamic graphic display and data intelligent processing and storage, can simultaneously obtain data of measured areas, circumferences, distances, slopes and the like through one-time measurement, and can call the measured area graphics and all measured data at any time, thereby being convenient for archive storage.
Survey mu appearance is an electronic equipment of high accuracy, survey mu appearance itself and receive the striking back, fragile such as its inside electronic component, and the service condition of surveying mu appearance is most comparatively more abominable, lead to surveying mu appearance display screen and receive the pollution easily, and the function singleness of surveying mu appearance on the market, mostly do not possess and prevent falling shock-absorbing function and display screen cleaning function, this precision that leads to surveying mu appearance itself receives the influence and the decay of vibration factor easily, simultaneous measurement personnel has to frequently change surveys mu appearance, and clean display screen is also comparatively inconvenient, here, propose a neotype measuring equipment for land reconnaissance and solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide novel measuring equipment for land exploration, and the novel measuring equipment is used for solving the problems that after the mu measuring instrument provided by the background technology is impacted, electronic elements and the like in the mu measuring instrument are easily damaged, the using condition of the mu measuring instrument is mostly severe, so that a display screen of the mu measuring instrument is easily polluted, the mu measuring instrument on the market is single in function, and mostly does not have the functions of falling prevention and shock absorption and cleaning of the display screen, so that the precision of the mu measuring instrument is easily influenced by vibration factors to be attenuated, meanwhile, measuring personnel have to frequently replace the mu measuring instrument, and the cleaning of the display screen is inconvenient.
In order to achieve the purpose, the invention provides the following technical scheme: a novel measuring device for land exploration comprises a land surveying instrument body, wherein a cleaning device is arranged on the land surveying instrument body and corresponds to the position of a display screen of the land surveying instrument body, the cleaning device comprises two slide rails, the two slide rails are symmetrically arranged, slide grooves are formed in the opposite surfaces of the two slide rails, a cleaning brush is connected in the slide grooves in a sliding mode, sliding devices are arranged at the two ends of the cleaning brush and comprise spring cavities, the spring cavities are formed at the two ends of the cleaning brush, one end of a compression spring is connected in each spring cavity, the other end of the compression spring is connected with one end of a hinged base, the other end of the hinged base is hinged with a roller, the roller is matched with the slide grooves, limiting grooves are formed in the slide grooves, and one ends of the two slide rails are connected with limiting pins in a penetrating and sliding mode, and sliding connection department is equipped with stop device, survey the four corners of mu appearance body and all be equipped with damping device.
Preferably, the limiting device comprises a first limiting strip, the first limiting strip is arranged on the limiting pin, a second limiting strip is arranged at a position on the sliding rail, which penetrates through the limiting pin, and the first limiting strip is matched with the second limiting strip.
Preferably, the included angle between the two slide rails and the symmetry axis of the two slide rails is 1-3 degrees.
Preferably, the limiting grooves are formed in the ends, with larger opening, of the two sliding rails.
Preferably, damping device includes piston cylinder, piston rod, piston, atress board and damping spring, the piston cylinder is installed survey the four corners of mu appearance body, the inside of piston cylinder is equipped with hydraulic oil, the piston rod runs through the lateral wall of piston cylinder, the both ends of piston rod respectively with the piston with the atress board links to each other, the piston is located the inside of piston cylinder, be equipped with a plurality of valve bodies on the piston, damping spring establishes in the piston rod, damping spring is located the piston cylinder with between the atress board.
Preferably, the valve body comprises an oil duct and a conical hole, the oil duct and the conical hole are both arranged on the piston and communicated with each other, a valve core is connected in the oil duct in a sliding manner, one end of the valve core is attached to the conical hole, the other end of the valve core is provided with a spring seat, a return spring is sleeved on the valve core, and the return spring is located between the spring seat and the piston.
Preferably, the stress plate is provided with one end of a rubber sleeve, and the other end of the rubber sleeve is connected with the mu measuring instrument body.
Preferably, the roller is a soft rubber wheel.
Compared with the prior art, the invention has the beneficial effects that: a novel measuring device for land exploration is characterized in that if an acre measuring instrument falls carelessly, impact is transmitted to a piston rod through a stress plate, the piston rod drives a piston to move in a piston cylinder, a damping spring can reduce vibration amplitude, a valve body on the piston is opened when the piston runs, hydraulic oil loses part of energy when opening the valve body and passing through the valve body, vibration frequency can be reduced through the energy loss, and the whole damping device can prevent an electronic element in the acre measuring instrument from being damaged due to vibration or the measuring precision of the acre measuring instrument from being reduced due to vibration; survey mu appearance's display screen department and be provided with cleaning device, cleaning device is by the cleaning brush, members such as slide rail constitute, it can accomplish the cleanness of surveying mu appearance display screen to remove the cleaning brush, simultaneously slider's setting can be very big reduce the frictional resistance between cleaning brush and the spout, make the cleaning brush operation smooth, and there is certain contained angle between two slide rails and the symmetry axis of the two, the setting of this contained angle makes the cleaning brush possess automatic re-setting's function, restrict the position of cleaning brush by the spacing groove after reseing, in order to avoid the cleaning brush to shelter from the display screen. Compared with the prior art, the technical means disclosed by the invention solves the problems that after the mu measuring instrument in the traditional technology is impacted, the internal electronic elements and the like are easily damaged, the using condition of the mu measuring instrument is mostly severe, the display screen of the mu measuring instrument is easily polluted, the mu measuring instrument on the market is single in function, the mu measuring instrument mostly does not have the functions of falling prevention and damping and the cleaning of the display screen, the precision of the mu measuring instrument is easily influenced by vibration factors and is attenuated, meanwhile, a measurer has to frequently replace the mu measuring instrument, and the cleaning of the display screen is inconvenient, and the mu measuring instrument is convenient to use and popularize.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is a schematic view of a partially enlarged structure at B in FIG. 1 according to the present invention;
FIG. 4 is a schematic view of a partial enlarged structure at C in FIG. 2 according to the present invention;
fig. 5 is a schematic view of a partially enlarged structure shown at D in fig. 3 according to the present invention.
In the figure: 1-measuring mu instrument body, 2-cleaning device, 201-sliding rail, 202-sliding groove, 203-cleaning brush, 204-spring cavity, 205-compression spring, 206-hinged base, 207-roller, 208-limiting groove, 209-limiting pin, 210-first limiting strip, 211-second limiting strip, 3-damping device, 301-piston cylinder, 302-piston rod, 303-piston, 304-stress plate, 305-damping spring, 306-oil duct, 307-conical hole, 308-valve core, 309-spring seat, 310-reset spring and 311-rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a novel measuring device for land exploration comprises a mu measuring instrument body 1, the mu measuring instrument body 1 is a prior art means, not described in detail herein, a cleaning device 2 is arranged on the mu measuring instrument body 1, the cleaning device 2 corresponds to the position of a display screen of the mu measuring instrument body 1, the cleaning device 2 comprises two slide rails 201, the cross-sectional shapes of the slide rails 201 are U-shaped, one end of the slide rails is an opening, the other end of the slide rails is a seal, a cleaning brush 203 mentioned below is convenient to mount, the front surface of the cleaning brush 203 is provided with a rubber anti-slip cushion, an operator can control the cleaning brush 203 to move through the cushion, the two slide rails 201 are symmetrically arranged, the opposite surfaces of the two slide rails 201 are provided with sliding grooves 202, the sliding grooves 202 can be square grooves, the sliding grooves 202 are slidably connected with the cleaning brush 203, sliding devices are arranged at two ends of the cleaning brush 203, each sliding device comprises a spring cavity 204, the spring cavities 204 are arranged, one end of a compression spring 205 is connected in each spring cavity 204, the two ends are fixedly connected and can be bonded through strong glue, the other end of each compression spring 205 is connected with one end of a hinged base 206, the end, connected with the compression spring 205, of the hinged base 206 is always positioned in the spring cavity 204, the hinged base 205 and the spring cavity 204 are in clearance fit, the other end of the hinged base 206 is hinged with a roller 207, the roller 207 is matched with a uniform sliding groove 202, in other words, the roller 207 slides in the sliding groove 202, the sliding groove 202 is provided with a limiting groove 208, the shape of the limiting groove 208 is matched with that of the roller 207, after the limiting groove 208 is matched with the roller 207, the position of the cleaning brush 203 is limited, one end of each sliding rail 201 is connected with a limiting pin 209 in a penetrating and sliding mode, the specific structural form of the limiting pin 209 is shown in the figure, the limiting pin 209 is of a detachable structure, and a limiting device is arranged, be used for restricting the position of spacer pin 209, survey the four corners of mu appearance body 1 and all be equipped with damping device 3, play the effect of damping vibration.
Specifically, stop device includes first spacing 210, and first spacing 210 sets up on spacer pin 209, and the position that runs through spacer pin 209 on the slide rail 201 is equipped with the spacing 211 of second, first spacing 210 and the spacing 211 looks adaptation of second, and first spacing 210 and the spacing 211 of second are the ring dress strip, and the two all possesses certain elasticity to make things convenient for the dismantlement of the assembly of spacer pin 209.
Specifically, the included angle between the two slide rails 201 and the two symmetrical axes is 1 to 3 degrees, and the preset included angle between the two slide rails 201 and the two symmetrical axes can enable the cleaning brush 203 to have the automatic resetting function, so that the convenience of the whole use of the cleaning device 2 is improved.
Specifically, the stopper groove 208 is provided at one end of the two slide rails 201 having a large opening, and after the cleaning brush 203 is automatically reset, the position thereof is limited by the stopper groove 208.
Specifically, the damping device 3 comprises a piston cylinder 301, a piston rod 302, a piston 303, a stress plate 304 and a damping spring 305, the piston cylinder 301 is installed at four corners of the mu measuring instrument body 1, the end portion of the piston cylinder 301 far away from the mu measuring instrument body 1 is an opening, the opening is sealed through a cover plate, hydraulic oil is arranged inside the piston cylinder 301, the piston rod 302 penetrates through the side wall of the piston cylinder 301, namely the piston rod 302 penetrates through the cover plate, a sealing felt is arranged at the position of the cover plate penetrating through the piston rod 302, two ends of the piston rod 302 are respectively connected with the piston 303 and the stress plate 304, the piston 303 is located inside the piston cylinder 301, the piston 303 and the inner side wall of the piston cylinder 301 are in sliding connection, a plurality of valve bodies are arranged on the piston 303, the half of the valve bodies are opposite to the arrangement direction of the valve bodies, so that when the piston moves, the damping spring 305 is sleeved on the piston rod 302 and plays a role in damping vibration, and the damping spring 305 is located between the piston cylinder 301 and the stress plate 304.
Specifically, the valve body comprises an oil passage 306 and a conical hole 307, the oil passage 306 and the conical hole 307 are both arranged on the piston 303 and communicated with each other, the surface of the conical hole 307 has high surface precision, a valve core 308 is connected in the oil passage 306 in a sliding manner, one end of the valve core 308 is attached to the conical hole 307, the valve body is closed after the valve core and the conical hole are attached to each other, a spring seat 309 is arranged at the other end of the valve core 308, a return spring 310 is sleeved on the valve core 308, and the return spring 310 is located between the spring seat 309 and the piston.
Particularly, all be equipped with the one end of rubber sleeve 311 on the atress board 304, rubber sleeve 311 possesses flexible ability, is fixed connection between rubber sleeve 311 and the atress board 304, and the accessible powerful glue bonds, and the other end of rubber sleeve 311 links to each other with surveying mu appearance body 1, and is the same, and the two accessible powerful glue bonds, installs rubber sleeve 311 additional and can improve the holistic aesthetic measure of damping device 3.
Specifically, the roller 207 is a soft rubber wheel, which reduces noise generated when the cleaning brush 203 is operated and improves the comfort of use.
The working principle is as follows: when the invention is used, if a display screen on the mu measuring instrument body 1 needs to be cleaned, only the cleaning brush 203 needs to be operated to reciprocate along the symmetrical axes of the two slide rails 201, when the cleaning brush 203 runs, the rollers 207 with two hinged ends slide in the slide grooves 202, the hinged bases 206 of the hinged rollers 207 can stretch in the spring cavities 204 to adapt to the change of the distance between the two slide rails 201, the arrangement of the sliding devices enables the cleaning brush 203 to run smoothly with small running resistance, a certain angle exists between the two slide rails 201 and the symmetrical axes of the two slide rails, the rollers 207 can not be difficult to obtain through stress analysis, under the action of the compression springs 205, the rollers 207 have the tendency of sliding along the slide rails 201 to the upper part of the direction shown in the figure, thus, the cleaning brush 203 has the function of automatic reset, after the cleaning brush 203 runs to the upper parts of the slide rails 201, the rollers 207 and the limiting grooves 208 are matched with each other, implemented as a restriction of the position of the cleaning brush 203; if survey mu appearance body 1 and fall carelessly, the damping device 3 that sets up in its four corners then can carry out good protection to it, the impact force transmits to piston rod 302 through atress board 304, piston rod 302 drives piston 303 and moves in piston cylinder 301, damping spring 305 can reduce the range of vibration, valve body on the piston is opened when the piston moves, hydraulic oil can lose partly energy when opening the valve body and passing through the valve body, can reduce the frequency of vibration through this energy loss, damping device wholly can avoid surveying the inside electronic component of mu appearance body 1 and damage because of vibrations, perhaps lead to surveying mu appearance body 1's measurement accuracy because of vibrations and descend.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used by the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature screw brushes, rivets, welding and the like in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel measuring equipment for land reconnaissance, includes survey mu appearance body (1), its characterized in that: the device is characterized in that a cleaning device (2) is arranged on the mu measuring instrument body (1), the cleaning device (2) corresponds to the position of a display screen of the mu measuring instrument body (1), the cleaning device (2) comprises two slide rails (201), the two slide rails (201) are symmetrically arranged, two slide rails (201) are arranged on the opposite surfaces of the two slide rails (202), a cleaning brush (203) is connected in the slide rails (202) in a sliding manner, sliding devices are arranged at the two ends of the cleaning brush (203) respectively, each sliding device comprises a spring cavity (204), the spring cavities (204) are arranged at the two ends of the cleaning brush (203), one end of a compression spring (205) is connected in each spring cavity (204), the other end of the compression spring (205) is connected with one end of a hinged base (206), and the other end of the hinged base (206) is hinged with a roller (207), gyro wheel (207) with all spout (202) looks adaptation, it all is equipped with spacing groove (208), two all to open on spout (202) the one end of slide rail (201) all runs through sliding connection and has spacer pin (209), and sliding connection department is equipped with stop device, survey the four corners of mu appearance body (1) and all be equipped with damping device (3).
2. A new measuring device for land surveying according to claim 1, characterized in that: the limiting device comprises a first limiting strip (210), the first limiting strip (210) is arranged on the limiting pin (209), a second limiting strip (211) is arranged at the position, running through the limiting pin (209), on the sliding rail (201), and the first limiting strip (210) is matched with the second limiting strip (211).
3. A new measuring device for land surveying according to claim 1, characterized in that: the included angle between the two slide rails (201) and the symmetrical axis of the two slide rails is 1-3 degrees.
4. A new measuring device for land surveying according to claim 3, characterized in that: the limiting grooves (208) are formed in the two ends, with the opening degree being larger, of the sliding rails (201).
5. A new measuring device for land surveying according to claim 1, characterized in that: damping device (3) include piston cylinder (301), piston rod (302), piston (303), atress board (304) and damping spring (305), install piston cylinder (301) survey the four corners of mu appearance body (1), the inside of piston cylinder (301) is equipped with hydraulic oil, piston rod (302) run through the lateral wall of piston cylinder (301), the both ends of piston rod (302) respectively with piston (303) with atress board (304) link to each other, piston (303) are located the inside of piston cylinder (301), be equipped with a plurality of valve bodies on piston (303), damping spring (305) cover is established on piston rod (302), damping spring (305) are located piston cylinder (301) with between atress board (304).
6. A new measuring device for land surveying according to claim 1, characterized in that: the valve body comprises an oil duct (306) and a conical hole (307), the oil duct (306) and the conical hole (307) are arranged on the piston (303) and communicated with each other, a valve core (308) is connected in the oil duct (306) in a sliding mode, one end of the valve core (308) is attached to the conical hole (307), a spring seat (309) is arranged at the other end of the valve core (308), a return spring (310) is sleeved on the valve core (308), and the return spring (310) is located between the spring seat (309) and the piston (303).
7. A new measuring device for land surveying according to claim 1, characterized in that: the stress plate (304) is provided with one end of a rubber sleeve (311), and the other end of the rubber sleeve (311) is connected with the mu measuring instrument body (1).
8. A new measuring device for land surveying according to claim 1, characterized in that: the roller (207) is a soft rubber wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010531782.7A CN111692271B (en) | 2020-06-11 | 2020-06-11 | A novel measuring equipment for land reconnaissance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010531782.7A CN111692271B (en) | 2020-06-11 | 2020-06-11 | A novel measuring equipment for land reconnaissance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111692271A true CN111692271A (en) | 2020-09-22 |
| CN111692271B CN111692271B (en) | 2021-10-15 |
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| CN202010531782.7A Active CN111692271B (en) | 2020-06-11 | 2020-06-11 | A novel measuring equipment for land reconnaissance |
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| US20040142595A1 (en) * | 2002-12-18 | 2004-07-22 | Wen-Chang Wu | Connector between lamp rod and lamp base |
| US20050056507A1 (en) * | 2003-09-15 | 2005-03-17 | Molina Simon Anne De | Shock absorber staged valving system |
| US20130234379A1 (en) * | 2009-01-19 | 2013-09-12 | Y.S.S. (Thailand) Co., Ltd. | Advanced triple piston damper |
| US20140284984A1 (en) * | 2013-03-22 | 2014-09-25 | Aisin Seiki Kabushiki Kaisha | Seat reclining apparatus for vehicle |
| RU2547106C2 (en) * | 2013-06-18 | 2015-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Братский государственный университет" | Hydraulic shock absorber with controlled characteristic |
| CN203942160U (en) * | 2014-07-17 | 2014-11-12 | 江苏华通电气科技有限公司 | Switch cubicle |
| CN206682077U (en) * | 2017-03-23 | 2017-11-28 | 天津鹰格尔液压缸有限公司 | Hydraulic cylinder |
| CN208041046U (en) * | 2018-02-01 | 2018-11-02 | 苏州万君筑天建设工程有限公司 | A kind of damping device suitable for medicament compartment clean system |
| CN207906362U (en) * | 2018-03-05 | 2018-09-25 | 青岛瑞源祥机械有限公司 | A kind of manipulator buffer |
| CN208605536U (en) * | 2018-07-02 | 2019-03-15 | 苏州爱扬汽车零部件有限公司 | A kind of damper |
| CN108930755A (en) * | 2018-07-13 | 2018-12-04 | 芜湖应天光电科技有限责任公司 | A kind of automobile engine damping device |
| CN208846593U (en) * | 2018-09-19 | 2019-05-10 | 内蒙古森艾科技有限公司 | A kind of air purifier with environment monitoring function |
| CN109630835A (en) * | 2018-11-29 | 2019-04-16 | 江苏易咖新能源汽车有限公司 | A kind of damping of electric vehicles bracket |
| CN209550342U (en) * | 2018-12-27 | 2019-10-29 | 三河市领航富成金属制品有限公司 | Sheet stamping device |
| CN209859318U (en) * | 2019-03-06 | 2019-12-27 | 山东英才学院 | Preschool children literacy device |
| CN210667539U (en) * | 2019-08-21 | 2020-06-02 | 合肥山田文化传媒有限公司 | Intelligent interactive advertisement all-in-one machine |
| CN210268605U (en) * | 2019-09-07 | 2020-04-07 | 长沙乐源土地规划设计有限责任公司 | Land planning measurer |
| CN210273207U (en) * | 2019-09-16 | 2020-04-07 | 石家庄凯新天宇自动化技术有限公司 | Portable control box |
| CN110848310A (en) * | 2019-09-25 | 2020-02-28 | 山东交通职业学院 | Automobile shock absorber |
| CN210639620U (en) * | 2020-01-03 | 2020-05-29 | 郑州商学院 | Wearable anti-loss business English translation assembly |
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