CN214039985U - Highway engineering is monitored and is used range unit - Google Patents
Highway engineering is monitored and is used range unit Download PDFInfo
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- CN214039985U CN214039985U CN202120357766.0U CN202120357766U CN214039985U CN 214039985 U CN214039985 U CN 214039985U CN 202120357766 U CN202120357766 U CN 202120357766U CN 214039985 U CN214039985 U CN 214039985U
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Abstract
The application relates to the field of engineering measuring instruments, in particular to a distance measuring device for highway engineering supervision, which comprises a distance measuring instrument, a supporting plate and a supporting assembly, wherein the distance measuring instrument is arranged at the top of the supporting plate, a bearing is arranged at the bottom of the supporting plate, and the outer ring of the bearing is connected with the supporting plate; the supporting component is connected with the bottom of bearing, and the supporting component includes connecting piece and telescopic link, and the connecting piece includes loose axle and movable table, and the telescopic link articulates in the one end of movable table, and the telescopic link includes first movable rod, second movable rod, third movable rod, and the one end of first movable rod is articulated with the bottom of movable table, and the one end that the movable table was kept away from to first movable rod cup joints with the second movable rod, and the one end that first movable rod was kept away from to the second movable rod cup joints with the third movable rod. The distance measuring device for highway engineering supervision has the advantages of simple structure, simple and convenient distance measuring adjustment and convenient carrying, realizes the telescopic effect by the telescopic rod, and solves the problems of convenient transportation and carrying of the distance measuring device for highway engineering supervision.
Description
Technical Field
The application relates to the field of engineering measuring instruments, in particular to a distance measuring device for highway engineering supervision.
Background
The engineering distance measuring device is a measuring instrument for various aspects of orientation, distance measurement, angle measurement, height measurement, mapping and the like required by measurement work in engineering construction planning design, construction and operation management stages, and consists of a telescope, a horizontal dial, a vertical dial, a base and the like. Engineering range unit extensively applies to engineering construction's field, and the staff often takes engineering range unit to engineering construction's building site. But because engineering range unit's base is longer, inconvenient packing, it is bigger to deposit shared space, and is inconvenient to carry, and in the transportation, engineering range unit rocks easily to damaging moreover.
Disclosure of Invention
In order to solve the inconvenient problem of carrying of engineering range unit, this application provides a highway engineering is supervised and is used range unit.
The application provides a road engineering supervises and uses range finding dress adopts following technical scheme:
the range finder is arranged at the top of the supporting plate, a bearing is arranged at the bottom of the supporting plate, and the outer ring of the bearing is connected with the supporting plate; the support assembly comprises a connecting piece and a plurality of telescopic rods, the connecting piece comprises a movable shaft and a movable table, the movable shaft and the movable table are integrally formed, and the movable shaft is connected with the inner ring of the bearing; the telescopic link articulate in the activity platform is kept away from the one end of loose axle, the telescopic link includes first movable rod, second movable rod, third movable rod, the one end of first movable rod with the bottom of activity platform is articulated, the one end that the activity platform was kept away from to first movable rod with the second movable rod cup joints, the second movable rod is kept away from the one end of first movable rod with the third movable rod cup joints, the bottom of third movable rod is provided with the sharp foot seat.
The distance measuring device for road engineering supervision is simple in structure, convenient to measure and adjust and convenient to carry, the first movable rod, the second movable rod and the third movable rod achieve the telescopic effect, the telescopic rod is convenient to store, the distance measuring device for road engineering supervision is convenient to transport and carry, the length of the telescopic rod is convenient to adjust, distance measurement is more accurate, the distance measuring device is further stably contacted with the ground through the pin base of the third movable rod, and the stability of placing the distance measuring device for road engineering supervision on the ground is further improved; on the other hand, be provided with the bearing between backup pad and the supporting component, it is rotatory to drive the supporting component through the bearing rotation, cooperate with the flexible of three movable rods, according to the topography on ground, conveniently adjust the position that the supporting component placed ground, for example, highway engineering is prison and is measured with range unit on slope ground, first movable rod can be certain contraction state, second movable rod and third movable rod are the extension state, it is with the first movable rod of adjustment to rotate the movable table, the second movable rod, the third movable rod is for the position of placing on slope ground, improve highway engineering is prison and is used range unit's stability of placing, the measurement operation of being convenient for, the practicality of highway engineering is improved highway engineering is prison and is used range unit.
Optionally, a first accommodating cavity is formed in one end, close to the first movable rod, of the second movable rod, a second accommodating cavity is formed in one end, close to the second movable rod, of the third movable rod, the first movable rod is accommodated in the first accommodating cavity, and the second movable rod is accommodated in the second accommodating cavity.
Through adopting above-mentioned technical scheme, first holding chamber provides flexible activity space for first movable rod, and the second holding chamber provides flexible activity space for the second movable rod, the length of convenient regulation telescopic link.
Optionally, the second movable rod is provided with at least one first through hole penetrating through the side wall of the first accommodating cavity; one end of the first movable rod, which is close to the second movable rod, is provided with a first clamping groove; the inner wall of the first clamping groove is provided with a first fixing block, the first fixing block is sleeved with a first spring, one end, far away from the first fixing block, of the first spring is connected with a first limiting button, and the first limiting button penetrates through the first through hole.
Because the first movable rod is placed in the first holding intracavity portion of second movable rod when the extended state, in order to prevent that first movable rod from rocking at will in the range finding in-process, the shrink, through setting up first draw-in groove, first fixed block, first spring is fixed first movable rod with first stop button, stability when improving first movable rod extended state, in order to relieve the state that first movable rod is fixed, first stop button makes things convenient for staff simple operation, press first stop button toward the lateral wall of second movable rod, compress first spring to first draw-in groove in, first stop button passes first through-hole and adduction to first holding intracavity, conveniently remove fixed operation, in order to adjust the length of telescopic link.
Optionally, the third movable rod is provided with at least one second through hole penetrating through the side wall of the second accommodating cavity; a second clamping groove is formed in one end, close to the third movable rod, of the second movable rod; the inner wall of the second clamping groove is provided with a second fixed block, a second spring is sleeved on the second fixed block, one end, far away from the second fixed block, of the second spring is connected with a second limiting button, and the second limiting button penetrates through the second through hole.
Because the second movable rod is placed in the second holding intracavity portion of third movable rod when the stretching out state, in order to prevent that the second movable rod from rocking at will in the range finding in-process, the shrink, through setting up the second draw-in groove, the second fixed block, second spring and second limit button fix the second movable rod when stretching out the state, improve the stability when the second movable rod stretches out the state, in order to relieve the state that the second movable rod is fixed, second limit button makes things convenient for the simple operation of staff, press second limit button toward the lateral wall of third movable rod, compress second spring to the second draw-in groove in, second limit button passes the second through-hole and adduction to the second holding intracavity, conveniently remove fixed operation, in order to adjust the length of telescopic link.
Optionally, the diameter of the first movable rod is smaller than that of the second movable rod, and the diameter of the second movable rod is smaller than that of the third movable rod.
Through adopting above-mentioned technical scheme, make things convenient for first movable rod at the inside flexible activity of second movable rod, make things convenient for the second movable rod at the inside flexible activity of third movable rod, realized the flexible setting of supporting component, can adjust supporting component to suitable range finding height in a flexible way on the one hand, improve highway engineering and supervise and use range unit's practicality, on the other hand highway engineering supervises and conveniently carries, transports with range unit.
Optionally, the number of the first through holes is two to five, and the two to five first through holes are arranged at intervals along the axial direction of the second movable rod.
Through adopting above-mentioned technical scheme, the second movable rod is provided with two to five first through-holes for but the relative fixed position of first movable rod multi-stage control in the second movable rod conveniently adjusts the flexible length of first movable rod in the second movable rod, improves highway engineering and manages ranging device's practicality.
Optionally, the number of the second through holes is two to five, and the two to five second through holes are arranged at intervals along the axial direction of the third movable rod.
Through adopting above-mentioned technical scheme, the third movable rod is provided with two to five first through-holes for but the relative fixed position of second movable rod multi-stage control in the third movable rod conveniently adjusts the flexible length of second movable rod in the third movable rod, and the degree improves highway engineering and manages ranging device's for practicality to a certain extent.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the distance measuring device for road engineering supervision is simple in structure, convenient to measure and adjust and convenient to carry, the first movable rod, the second movable rod and the third movable rod achieve the telescopic effect, the problem that the distance measuring device for road engineering supervision is convenient to transport and carry is solved, the length of the telescopic rods is convenient to adjust, and the distance measuring device for road engineering supervision is further in stable contact with the ground through the pin bases of the third movable rods, so that the stability of placing the distance measuring device for road engineering supervision on the ground is improved; on the other hand, it is rotatory to drive the supporting component through the bearing rotation, cooperatees with the flexible of three movable rods, conveniently adjusts the position that the ground was placed to the supporting component, has improved highway engineering and has managed ranging device's practicality with the supervision.
2. The first clamping groove, the first fixed block, the first spring and the first limiting button fix the first movable rod in the extending state, so that the stability of the first movable rod in the second movable rod is improved; the second clamping groove, the second fixing block, the second spring and the second limiting button fix the second movable rod in the extending state, so that the stability of the second movable rod in the third movable rod is improved.
Drawings
FIG. 1 is a schematic structural diagram of a distance measuring device for road engineering supervision according to the present application;
FIG. 2 is a partial exploded view of the distance measuring device for road engineering supervision according to the present application;
FIG. 3 is a partial cross-sectional view of the distance measuring device for road construction supervision according to the present application;
FIG. 4 is a partial cross-sectional view of the first and second movable bars of the present application;
FIG. 5 is a partial cross-sectional view of the first, second, and third movable bars of the present application in a retracted state.
Description of reference numerals: 1. a range finder; 2. a support plate; 3. a bearing; 41. a connecting member; 411. a movable shaft; 412. a movable table; 421. a first movable bar; 4211. a first card slot; 422. a second movable bar; 4221. a second card slot; 423. a third movable bar; 424. a toe seat; 5. a first accommodating cavity; 51. a first through hole; 6. a second accommodating cavity; 61. a second through hole; 7. a first fixed block; 8. a first spring; 81. a first limit button; 9. a second fixed block; 10. a second spring; 101. and a second limit button.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses distance measuring device is used in highway engineering supervision.
Referring to fig. 1 and 2, the distance measuring device for road engineering supervision comprises a distance measuring instrument 1, wherein the distance measuring instrument 1 is an existing distance measuring instrument 1 device, a supporting plate 2 is connected to the bottom of the distance measuring instrument 1, a groove is concavely formed in the bottom of the supporting plate 2, and a bearing 3 is arranged in the groove; the outer ring of the bearing 3 is fixedly connected with the inner side wall of the groove; the inner ring of the bearing 3 is fixedly connected with a supporting component, the bearing 3 is arranged between the supporting plate 2 and the supporting component, the supporting component comprises a connecting piece 41 and a telescopic rod, the connecting piece 41 comprises a movable shaft 411 and a movable table 412, the movable shaft 411 and the movable table 412 are integrally formed, and the movable shaft 411 is fixedly connected with the inner ring of the bearing 3; the top end of the telescopic rod is hinged with the bottom of the movable table 412, at least three groups of telescopic rods are arranged, each group of telescopic rods comprises a first movable rod 421, a second movable rod 422 and a third movable rod 423, the diameter of the first movable rod 421 is smaller than that of the second movable rod 422, the diameter of the second movable rod 422 is smaller than that of the third movable rod 423, the top end of the first movable rod 421 is hinged with the bottom of the movable table 412, referring to fig. 3, a first accommodating cavity 5 for accommodating the bottom of the first movable rod 421 is arranged in the second movable rod 422, so that the first movable rod 421 is partially sleeved in the second movable rod 422, the first movable rod 421 can be extended and retracted in the second movable rod 422, the third movable rod 423 is provided with a second accommodating cavity 6 for accommodating the bottom of the second movable rod 422, so that the second movable rod 422 is partially sleeved in the third movable rod 423, and the second movable rod 422 can extend and contract in the third movable rod 423; preferably, a cavity may be formed at one end of the first movable bar 421 near the movable table 412, and the cavity may extend to the other end near the first movable bar 421, so as to save the manufacturing cost. The bottom extension of third movable rod 423 is provided with prong seat 424, and the telescopic link is placed when the ground, and the relative movable table 412 articulated department of three telescopic links of group is rotatory to the expansion state, and the relative ground of three telescopic links of group forms certain gradient this moment, and the prong seat 424 that sets up can be grabbed firmly ground for telescopic link and ground stable contact make supporting component place in ground stable, and difficult displacement has improved the stability that road engineering was placed in ground with range unit.
Referring to fig. 4 and 5, in order to improve the telescopic stability, at least one first through hole 51 is formed in the side wall of the second movable rod 422, specifically, the first through hole 51 is disposed corresponding to the first accommodating cavity 5 of the second movable rod 422, and the first through hole 51 penetrates through the side wall of the second movable rod 422; first movable rod 421 is close to the concave first draw-in groove 4211 that is equipped with of one end of second movable rod 422, when first movable rod 421 contracts to second movable rod 422 in, first draw-in groove 4211 corresponds the setting with first through-hole 51, for the stability that sets up that improves first draw-in groove 4211, the inside position that is close to the diapire of first movable rod 421 is provided with solid first reinforced portion, first draw-in groove 4211 is concave to the inside of first reinforced portion from the lateral wall of first movable rod 421, improve the stability that sets up of first draw-in groove 4211 in first movable rod 421 bottom, and first holding chamber 5 sets up in the top of first reinforced portion. A first fixing block 7 is arranged on the inner wall of the first clamping groove 4211, the length of the first fixing block 7 is smaller than that of the first clamping groove 4211, a first spring 8 is sleeved on the outer wall of the first fixing block 7, under the action of no external force, one end of the first spring 8 is abutted against the inner wall of the first clamping groove 4211, the other end of the first spring 8 protrudes out of the first fixed block 7 and is abutted against the inner wall of the second movable rod 422, the aperture of the first through hole 51 is smaller than the diameter of the first spring 8, the first spring 8 is limited between the outer wall of the first movable rod 421 and the inner wall of the second movable rod 422, one end of the first spring 8, which is far away from the first fixed block 7, is connected with a first limit button 81, the diameter of the first limit button 81 is smaller than the diameter of the first through hole 51, the first limit button 81 penetrates through the first through hole 51 and protrudes out of the surface of the second movable rod 422, when the first spring 8 is compressed, the first limit button 81 and the first spring 8 can be accommodated in the first slot 4211; the first through hole 51 is provided with two to five intervals corresponding to the first accommodating cavity 5 along the axis direction of the second movable rod 422, so that the second movable rod 422 has a plurality of adjusting positions for fixedly mounting the first movable rod 421 corresponding to the axis direction of the first accommodating cavity 5, when the position of the first movable rod 421 in the second movable rod 422 is adjusted, under the elastic action of the first spring 8, the first limit button 81 passes through the first through hole 51 and protrudes out of the surface of the second movable rod 422, the first spring 8 is limited between the outer wall of the first movable rod 421 and the inner wall of the second movable rod 422, so that the first movable rod 421 is fixed in the position corresponding to the third through hole in the second movable rod 422, and the adjustable telescopic position of the first movable rod 421 relative to the second movable rod 422 is realized.
Referring to fig. 4 and 5, similarly, at least one second through hole 61 is formed in a side wall of the third movable rod 423, in the axial direction, the second through hole 61 is staggered from the first through hole 51, specifically, the second through hole 61 is disposed corresponding to the second accommodating cavity 6 of the third movable rod 423, and the second through hole 61 penetrates through the side wall of the third movable rod 423; the concave second draw-in groove 4221 that is equipped with of one end that first movable rod 421 is kept away from to second movable rod 422, when second movable rod 422 contracts to third movable rod 423, second draw-in groove 4221 corresponds the setting with second through-hole 61, for the stability that sets up that improves second draw-in groove 4221, the inside position that is close to the diapire of second movable rod 422 is provided with solid second reinforcing portion, second draw-in groove 4221 is concave to the inside of second reinforcing portion from the lateral wall of second movable rod 422, improve the stability that sets up of second draw-in groove 4221 in second movable rod 422 bottom, and improve second movable rod 422 and set up in the top of second reinforcing portion in second holding chamber 6. A second fixing block 9 is arranged on the inner wall of the second clamping groove 4221, the length of the second fixing block 9 is smaller than that of the second clamping groove 4221, a second spring 10 is sleeved on the outer wall of the second fixing block 9, under the action of no external force, one end of the second spring 10 is abutted against the inner wall of the second groove, the other end of the second spring 10 protrudes out of the second fixed block 9 and is in low contact with the inner wall of the third movable rod 423, the aperture of the second through hole 61 is smaller than the diameter of the second spring 10, the second spring 10 is limited between the outer wall of the second movable rod 422 and the inner wall of the third movable rod 423, one end of the second spring 10, which is far away from the second fixed block 9, is connected with a second limit button 101, the diameter of the second limit button 101 is smaller than the diameter of the second through hole 61, the second limit button 101 penetrates through the second through hole 61 and protrudes out of the surface of the third movable rod 423, when the second spring 10 is compressed, the second limit button 101 and the second spring 10 can be accommodated in the second slot 4221; the second through holes 61 are spaced two to five in the axial direction of the third movable rod 423 corresponding to the second accommodating cavity 6, so that the third movable rod 423 has a plurality of adjusting positions corresponding to the axial direction of the second accommodating cavity 6, at which the first movable rod 421 can be fixedly mounted, when the position of the second movable rod 422 in the third movable rod 423 is adjusted, under the elastic force of the second spring 10, the second limit button 101 passes through the second through hole 61 and protrudes out of the surface of the third movable rod 423, the second spring 10 is limited between the outer wall of the second movable rod 422 and the inner wall of the third movable rod 423, so that the second movable rod 422 is fixed in the position of the third movable rod 423 corresponding to the second through hole 61, and the adjustable telescopic position of the second movable rod 422 relative to the third movable rod 423 is realized.
The implementation principle of the distance measuring device for road engineering supervision in the embodiment of the application is as follows: during the range finding, place supporting component on ground, install distancer 1 at 2 tops of backup pad, adjust supporting component's the position of placing, expand three telescopic links of group to through the position of placing of 3 rotation regulation telescopic links of bearing, make place stably and be convenient for the range finding operation, then through the flexible length of adjusting first movable rod 421, second movable rod 422, third movable rod 423, realize the adjustment of 1 relative height of distancer. When the extension length of the first movable rod 421 and the second movable rod 422 is adjusted, the first movable rod 421 extends and retracts in the first accommodating cavity 5 of the second movable rod 422, when the first limit button 81 moves to a specific first through hole 51 along the inner wall of the second movable rod 422, under the action of the elastic force of the first spring 8, the first limit button 81 is inserted into the first through hole 51 and protrudes out of the surface of the second movable rod 422, so that the first movable rod 421 is relatively fixed in the second movable rod 422, similarly, when the extension length of the second movable rod 422 and the third movable rod 423 is adjusted, the second movable rod 422 extends and retracts in the second accommodating cavity 6 of the third movable rod 423, when the second limit button 101 moves to a specific second through hole 61 along the inner wall of the third movable rod 423, under the action of the elastic force of the second spring 10, the second limit button 101 is inserted into the second through hole 61 and protrudes out of the surface of the third movable rod 423, so as to realize that second movable rod 422 is relatively fixed in third movable rod 423, and then realize supporting component's flexible effect, the range finding operation of being convenient for.
When the support assembly is contracted and stored after ranging is completed, a worker presses the first limit button 81 to compress the first limit button 81 into the second movable rod 422, the first spring 8 is accommodated in the first clamping groove 4211, and one end part of the first limit button 81 close to the first clamping groove 4211 is accommodated in the first clamping groove 4211, so that the first movable rod 421 enters the first accommodating cavity 5 of the second movable rod 422, slides downwards along the inner wall of the second movable rod 422 until the first limit button 81 protrudes out of the first through hole 51 at the lowest part, and the first movable rod 421 is contracted and fixed in the second movable rod 422; similarly, the second limit button 101 is pressed to compress the second limit button 101 into the third movable rod 423, the second spring 10 is accommodated in the second slot 4221, and an end portion of the second limit button 101 close to the second slot 4221 is accommodated in the second slot 4221, so that the second movable rod 422 enters the second accommodating cavity 6 of the third movable rod 423, slides downwards along the inner wall of the third movable rod 423, and slides until the second limit button 101 protrudes out of the lowest second through hole 61, thereby achieving the contraction and fixation of the second movable rod 422 in the third movable rod 423. Because first through-hole 51 and second through-hole 61 are crisscross the setting in axial direction, first movable rod 421 is through first limit button 81 and first through-hole 51 and second movable rod 422 relatively fixed, second movable rod 422 is through second limit button 101 and second through-hole 61 and third movable rod 423 relatively fixed, realize supporting component's shrink effect, and shrink back first movable rod 421, second movable rod 422, third movable rod 423 relatively fixed, conveniently accomodate supporting component, make road engineering manage with range unit convenient to carry.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a highway engineering is range unit for supervision which characterized in that: the range finder comprises a range finder (1), a support plate (2) and a support assembly, wherein the range finder (1) is arranged at the top of the support plate (2), a bearing (3) is arranged at the bottom of the support plate (2), and the outer ring of the bearing (3) is connected with the support plate (2); the supporting assembly comprises a connecting piece (41) and a plurality of telescopic rods, the connecting piece (41) comprises a movable shaft (411) and a movable table (412), the movable shaft (411) and the movable table (412) are integrally formed, and the movable shaft (411) is connected with an inner ring of the bearing (3); the telescopic link articulate in activity platform (412) is kept away from the one end of loose axle (411), the telescopic link includes first movable rod (421), second movable rod (422), third movable rod (423), the one end of first movable rod (421) with the bottom of activity platform (412) is articulated, keep away from in first movable rod (421) the one end of activity platform (412) with second movable rod (422) cup joint, keep away from in second movable rod (422) the one end of first movable rod (421) with third movable rod (423) cup joint, the bottom of third movable rod (423) is provided with sharp foot seat (424).
2. A distance measuring device for road engineering supervision according to claim 1, characterized in that: second movable rod (422) are close to first movable rod (421) one end has been seted up first holding chamber (5), third movable rod (423) are close to second movable rod (422) one end has been seted up second holding chamber (6), first movable rod (421) hold locate first holding chamber (5), second movable rod (422) hold locate second holding chamber (6).
3. A distance measuring device for road engineering supervision according to claim 2, characterized in that: the second movable rod (422) is provided with at least one first through hole (51) penetrating through the side wall of the first accommodating cavity (5); a first clamping groove (4211) is formed in one end, close to the second movable rod (422), of the first movable rod (421); the inner wall of the first clamping groove (4211) is provided with a first fixing block (7), the first fixing block (7) is sleeved with a first spring (8), one end, far away from the first fixing block (7), of the first spring (8) is connected with a first limiting button (81), and the first limiting button (81) penetrates through the first through hole (51).
4. A distance measuring device for road engineering supervision according to claim 2, characterized in that: the third movable rod (423) is provided with at least one second through hole (61) penetrating through the side wall of the second accommodating cavity (6); a second clamping groove (4221) is formed in one end, close to the third movable rod (423), of the second movable rod (422); the inner wall of the second clamping groove (4221) is provided with a second fixing block (9), the second fixing block (9) is sleeved with a second spring (10), one end, far away from the second fixing block (9), of the second spring (10) is connected with a second limiting button (101), and the second limiting button (101) penetrates through the second through hole (61).
5. A distance measuring device for road engineering supervision according to claim 1, characterized in that: the diameter of the first movable rod (421) is smaller than the diameter of the second movable rod (422), and the diameter of the second movable rod (422) is smaller than the diameter of the third movable rod (423).
6. A distance measuring device for road engineering supervision according to claim 3, characterized in that: the number of the first through holes (51) is two to five, and the two to five first through holes (51) are arranged at intervals along the axial direction of the second movable rod (422).
7. A distance measuring device for road engineering supervision according to claim 4, characterized in that: the number of the second through holes (61) is two to five, and the two to five second through holes (61) are arranged at intervals along the axial direction of the third movable rod (423).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120357766.0U CN214039985U (en) | 2021-02-06 | 2021-02-06 | Highway engineering is monitored and is used range unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120357766.0U CN214039985U (en) | 2021-02-06 | 2021-02-06 | Highway engineering is monitored and is used range unit |
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| Publication Number | Publication Date |
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| CN214039985U true CN214039985U (en) | 2021-08-24 |
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| CN202120357766.0U Active CN214039985U (en) | 2021-02-06 | 2021-02-06 | Highway engineering is monitored and is used range unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295812A (en) * | 2022-01-07 | 2022-04-08 | 青海中煤地质工程有限责任公司 | Automatic monitor for soil and water conservation |
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2021
- 2021-02-06 CN CN202120357766.0U patent/CN214039985U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295812A (en) * | 2022-01-07 | 2022-04-08 | 青海中煤地质工程有限责任公司 | Automatic monitor for soil and water conservation |
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