CN220153442U - Bridge displacement measuring device - Google Patents
Bridge displacement measuring device Download PDFInfo
- Publication number
- CN220153442U CN220153442U CN202321197528.3U CN202321197528U CN220153442U CN 220153442 U CN220153442 U CN 220153442U CN 202321197528 U CN202321197528 U CN 202321197528U CN 220153442 U CN220153442 U CN 220153442U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- sliding
- fixing
- block
- fixed
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 26
- 238000005259 measurement Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The embodiment provides a bridge displacement measuring device relates to measuring device technical field, includes: the lifting assembly, the measuring assembly and the fixing assembly; the bottom of the left side of the lifting component is fixedly connected with a measuring component; the left side of the measuring component is fixedly connected with a fixing component; the effect is that: through rotatory handle, make the inside rotation of bearing inner race, drive the threaded rod simultaneously and rotate, the screw thread through threaded rod outer wall coincides with the screw thread of the inside inner wall of slider, makes the slider reciprocate at threaded rod outer wall, drives the lift post simultaneously and reciprocates to be convenient for adjust the position of mounting panel according to the height of bridge.
Description
Technical Field
The embodiment relates to the technical field of measuring devices, in particular to a bridge displacement measuring device.
Background
The bridge body generates certain displacement under the actions of pressure, temperature change and the like of the water body, the displacement exceeds an early warning value and is dangerous, the bridge is subjected to the action of external load, the displacement of the bridge body is generally measured manually, the accuracy of the manual measurement is low, the safety problem of staff during the measurement is difficult to ensure, and real-time monitoring and data collection of bridge displacement data cannot be performed;
some existing bridge displacement measuring devices are inconvenient to install in the daily use process, and after the bridge moves, an installation mechanism is loosened or possibly falls off, so that the installation is not tight; in addition, in the using process of the bridge displacement measuring device, the device cannot be adjusted according to the distance between the bridge column and the bridge, and the adjustment is inflexible; therefore, we propose a bridge displacement measuring device to solve the above-mentioned problems.
Disclosure of Invention
First, the technical problem to be solved
In order to overcome the defects of the prior art, a bridge displacement measuring device is provided, so that the problem that the existing bridge displacement measuring device is inconvenient to install in the using process is solved, and after a bridge moves, an installation mechanism is loosened or possibly falls off, and the installation is not tight; and in the use process of the bridge displacement measuring device, the device cannot be adjusted according to the distance between the bridge column and the bridge, and the adjustment is inflexible.
(II) technical scheme
The embodiment is realized by the following technical scheme: the embodiment provides a bridge displacement measuring device, includes: the lifting assembly, the measuring assembly and the fixing assembly; the bottom of the left side of the lifting assembly is fixedly connected with a measuring assembly; the left side of the measuring component is fixedly connected with a fixing component;
the lifting assembly includes: the device comprises a fixed column, a bearing, a handle, a threaded rod, a limiting block, a first chute, a sliding block, a lifting column, a sliding rod, a mounting plate, an elastic pad, a bridge, a fixed groove and a first fixed bolt; the lifting assembly is fixedly connected with a fixed column; the bottom of the inside of the fixed column is fixedly connected with a bearing; the bottom of the fixed column is movably connected with a handle, and the top of the handle is fixedly connected inside the bearing; the top of the bearing is fixedly connected with a threaded rod; a limiting block is fixedly connected to the top of the threaded rod; the left side and the right side of the inside of the fixed column are fixedly connected with a first chute; the outer wall of the threaded rod is movably connected with a sliding block; the outer wall of the sliding block is fixedly connected with a lifting column; the left side and the right side of the bottom of the lifting column are fixedly connected with sliding rods, and the sliding rods are in sliding connection with the inside of the first sliding groove; the top of the lifting column is fixedly connected with a mounting plate; an elastic pad is fixedly connected to the top of the mounting plate; the top of the elastic pad is movably connected with a bridge; the outer walls of the upper surface of the mounting plate are fixedly connected with a plurality of fixing grooves; the fixing grooves are movably connected with fixing bolts I;
the measurement assembly includes: the device comprises a round rod I, a chute II, a round rod II, scale marks, a supporting frame and a sliding ball; the measuring assembly is fixedly connected with a round rod I, and the right side of the round rod I is fixedly connected to the left side of the fixed column; the upper part and the lower part of the inner part of the round rod I are fixedly connected with a chute II; the inside of the round rod I is connected with a round rod II in a sliding manner; a scale mark is fixedly connected to one side of the front surface of the round rod II; the upper part and the lower part of the right side of the round rod II are fixedly connected with a supporting frame; one end of each of the two supporting frames is movably connected with a sliding ball, and the sliding balls are movably connected in the second sliding groove;
the fixing assembly includes: the hinge comprises a first fixed block, a hinge, a second fixed block, a threaded hole and a second fixed bolt; the fixed assembly is fixedly connected with a first fixed block, and the right side of the first fixed block is fixedly connected to the left side of a second round rod; hinges are fixedly connected to the front and the rear of the left side of the fixed block; the other ends of the two hinges are fixedly connected with a second fixing block; screw holes are fixedly connected to the left sides of the two fixing blocks; and the two threaded holes are both movably connected with a second fixing bolt.
Furthermore, the bottom of the threaded rod is fixed inside the bearing inner ring, and the threads of the outer wall of the threaded rod are matched with the threads of the inner wall of the sliding block.
Further, the first sliding grooves are symmetrically arranged, and the sliding rod and the first sliding grooves are of sliding structures.
Further, the elastic pad is made of a silica gel material.
Furthermore, the first fixing block and the second fixing block form a circle and are arranged in a cylindrical shape.
Furthermore, the first fixing block and the second fixing block are both internally provided with anti-slip pads.
Furthermore, the outer wall of the round rod II is provided with scale marks, and the sliding ball and the sliding groove II are of a sliding structure.
Advantageous effects
Compared with the prior art, the embodiment has the following beneficial effects:
the handle is rotated to enable the inner part of the bearing inner ring to rotate, the threaded rod is driven to rotate, the sliding block moves up and down on the outer wall of the threaded rod through the matching of the threads on the outer wall of the threaded rod and the threads on the inner wall of the sliding block, and the lifting column is driven to move up and down, so that the position of the mounting plate can be conveniently adjusted according to the height of the bridge;
the second fixing block can be opened through the hinge and sleeved on the bridge post after being opened, and then the second fixing block is locked through the threaded hole and the second fixing bolt, so that the first fixing block and the second fixing block are fixed on the bridge post, and the measuring assembly and the lifting assembly can be fixed; the anti-slip pads are arranged in the first fixing block and the second fixing block, so that friction force between the first fixing block and the second fixing block and the bridge column can be increased, and sliding is prevented;
the elastic pad is made of silica gel materials, and when the mounting plate is mounted on the bridge through the fixing groove and the fixing bolt I, the mounting plate and the bridge can be connected more tightly through the elastic pad, so that the mounting plate is connected more stably.
Drawings
Fig. 1 is a front view of the whole of the present embodiment;
FIG. 2 is a schematic cross-sectional view of the entire lifting assembly according to the present embodiment;
FIG. 3 is a schematic cross-sectional view of the whole measuring assembly of the present embodiment;
fig. 4 is an enlarged schematic view of the structure of fig. 2 and A in its entirety;
fig. 5 is an enlarged schematic view of the embodiment shown in fig. 3 and B.
The reference numerals are explained as follows:
a lifting assembly; 101. fixing the column; 102. a bearing; 103. a handle; 104. a threaded rod; 105. a limiting block; 106. a first chute; 107. a slide block; 108. lifting columns; 109. a slide bar; 110. a mounting plate; 111. an elastic pad; 112. a bridge; 113. a fixing groove; 114. a first fixing bolt; 2. a measurement assembly; 201. a round rod I; 202. a second chute; 203. a round rod II; 204. scale marks; 205. a support frame; 206. a sliding ball; 3. a fixing assembly; 301. a first fixed block; 302. a hinge; 303. a second fixed block; 304. a threaded hole; 305. and fixing a second bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present embodiment more apparent, the present embodiment will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present embodiments.
As shown in fig. 1 to 5, a bridge displacement measuring device includes: the device comprises a lifting assembly 1, a measuring assembly 2 and a fixing assembly 3; the bottom of the left side of the lifting component 1 is fixedly connected with a measuring component 2; the left side of the measuring component 2 is fixedly connected with a fixing component 3;
the lifting assembly 1 includes: the device comprises a fixed column 101, a bearing 102, a handle 103, a threaded rod 104, a limiting block 105, a first chute 106, a sliding block 107, a lifting column 108, a sliding rod 109, a mounting plate 110, an elastic pad 111, a bridge 112, a fixed slot 113 and a first fixed bolt 114; the lifting assembly 1 is fixedly connected with a fixed column 101; the bottom inside the fixed column 101 is fixedly connected with a bearing 102; the bottom of the fixed column 101 is movably connected with a handle 103, and the top of the handle 103 is fixedly connected inside the bearing 102; the top of the bearing 102 is fixedly connected with a threaded rod 104; a limiting block 105 is fixedly connected to the top of the threaded rod 104; the left side and the right side of the inside of the fixed column 101 are fixedly connected with a first chute 106; the outer wall of the threaded rod 104 is movably connected with a sliding block 107; the outer wall of the sliding block 107 is fixedly connected with a lifting column 108; the left side and the right side of the bottom of the lifting column 108 are fixedly connected with a slide bar 109, and the slide bar 109 is in sliding connection with the inside of the first chute 106; the top of the lifting column 108 is fixedly connected with a mounting plate 110; an elastic pad 111 is fixedly connected to the top of the mounting plate 110; the top of the elastic pad 111 is movably connected with a bridge 112; a plurality of fixing grooves 113 are fixedly connected to the outer wall of the upper surface of the mounting plate 110; the inside of the fixed groove 113 is movably connected with a first fixed bolt 114;
the measuring assembly 2 comprises: a round bar I201, a chute II 202, a round bar II 203, scale marks 204, a supporting frame 205 and a sliding ball 206; the measuring assembly 2 is fixedly connected with a round rod I201, and the right side of the round rod I201 is fixedly connected to the left side of the fixed column 101; the upper part and the lower part of the inside of the round rod I201 are fixedly connected with a chute II 202; a round rod II 203 is connected inside the round rod I201 in a sliding way; a scale mark 204 is fixedly connected to one side of the front surface of the round bar II 203; the upper and lower parts of the right side of the round bar II 203 are fixedly connected with a supporting frame 205; one end of each of the two supporting frames 205 is movably connected with a sliding ball 206, and the sliding ball 206 is movably connected inside the sliding groove II 202;
the fixing assembly 3 includes: a first fixed block 301, a hinge 302, a second fixed block 303, a threaded hole 304 and a second fixed bolt 305; the fixed component 3 is fixedly connected with a first fixed block 301, and the right side of the first fixed block 301 is fixedly connected to the left side of a second round rod 203; hinges 302 are fixedly connected to the front and rear sides of the left side of the first fixed block 301; the other ends of the two hinges 302 are fixedly connected with a second fixing block 303; the left sides of the two second fixing blocks 303 are fixedly connected with threaded holes 304; two fixing bolts II 305 are movably connected inside the two threaded holes 304.
As shown in fig. 2, the bottom of the threaded rod 104 is fixed inside the inner ring of the bearing 102, and the threads of the outer wall of the threaded rod 104 are matched with the threads of the inner wall of the slider 107; through rotating the handle 103, the inner ring of the bearing 102 is rotated, meanwhile, the threaded rod 104 is driven to rotate, the sliding block 107 moves up and down on the outer wall of the threaded rod 104 through the matching of the threads on the outer wall of the threaded rod 104 and the threads on the inner wall of the sliding block 107, and meanwhile, the lifting column 108 is driven to move up and down, so that the position of the mounting plate 110 is conveniently adjusted according to the height of the bridge 112.
As shown in fig. 4, the two first sliding grooves 106 are symmetrically arranged, and the sliding rod 109 and the first sliding groove 106 are in a sliding structure, so that when the lifting column 108 moves up and down, the sliding rod 109 slides inside the first sliding groove 106, thereby making the lifting column 108 more stable when moving.
As shown in fig. 2, the elastic pad 111 is made of a silica gel material, and when the mounting plate 110 is mounted on the bridge 112 through the fixing groove 113 and the first fixing bolt 114, the connection between the mounting plate 110 and the bridge 112 can be more tightly made through the elastic pad 111, so that the connection of the mounting plate 110 is more stable.
As shown in fig. 1, the first fixing block 301 and the second fixing block 303 form a circle and are arranged in a cylindrical shape; the second fixing block 303 can be opened through the hinge 302 and sleeved on the bridge post after being opened, and then the second fixing block 303 is locked through the threaded hole 304 and the second fixing bolt 305, so that the first fixing block 301 and the second fixing block 303 are fixed on the bridge post, and the measuring assembly 2 can be fixed.
As shown in fig. 1, the anti-slip pads are arranged inside the first fixing block 301 and the second fixing block 303, so that friction force between the first fixing block 301 and the second fixing block 303 and the bridge column can be increased, and sliding is prevented.
As shown in fig. 3 and fig. 5, the outer wall of the round bar two 203 is provided with a scale mark 204, and the sliding ball 206 and the sliding groove two 202 are of a sliding structure, when the bridge 112 is displaced rightwards, the round bar one 201 is moved rightwards, so that the numerical value of the scale mark 503 is changed, and the displacement of the bridge 112 can be calculated by calculating the difference between the position of the round bar one 201 before and the position of the round bar one 201 at present; meanwhile, when the first round rod 201 moves, the sliding ball 206 also moves inside the second sliding groove 202, so that the first round rod 201 can be more stable when moving, and the numerical value is more accurate.
The working principle of the bridge displacement measuring device is that this embodiment mentions:
when the measuring device is used, the second fixing block 303 can be opened through the hinge 302 and sleeved on the bridge post after being opened, and then the second fixing block 303 is locked through the threaded hole 304 and the second fixing bolt 305, so that the first fixing block 301 and the second fixing block 303 are fixed on the bridge post, and the measuring assembly 2 is fixed;
the position of the mounting plate 110 is then adjusted according to the height of the bridge 112; the handle 103 is rotated to enable the inner ring of the bearing 102 to rotate, meanwhile, the threaded rod 104 is driven to rotate, the sliding block 107 moves up and down on the outer wall of the threaded rod 104 through the fact that threads on the outer wall of the threaded rod 104 are matched with threads on the inner wall of the sliding block 107, meanwhile, the lifting column 108 is driven to move up and down, the mounting plate 110 is driven to move up and down, then the mounting plate 110 is moved to a proper position, and when the mounting plate 110 is mounted on the bridge 112 through the fixing groove 113 and the first fixing bolt 114, connection between the mounting plate 110 and the bridge 112 is enabled to be tighter through the elastic pad 111, and therefore connection of the mounting plate 110 is enabled to be more stable;
then, remembering the numerical value of the first round bar 201 on the scale mark 204, when the bridge 112 moves rightwards, the first round bar 201 moves rightwards, and meanwhile, the sliding ball 206 also moves inside the second sliding groove 202, so that the first round bar 201 can be more stable when moving, and the numerical value is more accurate; the numerical value of the graduation mark 503 is changed, and the bridge 112 displacement can be calculated by calculating the difference between the position of the previous round bar one 201 and the position of the current round bar one 201.
The above-described embodiments are merely described for preferred implementation of the present embodiment, and do not limit the spirit and scope of the present embodiment. Various modifications and improvements of the technical solution of the present embodiment, which are all included in the protection scope of the present embodiment without departing from the design concept of the present embodiment, should be made by those skilled in the art, and the technical content of the protection of the present embodiment is fully described in the claims.
Claims (7)
1. A bridge displacement measurement device, comprising: the device comprises a lifting assembly (1), a measuring assembly (2) and a fixing assembly (3); the method is characterized in that: the bottom of the left side of the lifting assembly (1) is fixedly connected with a measuring assembly (2); the left side of the measuring assembly (2) is fixedly connected with a fixing assembly (3);
the lifting assembly (1) comprises: the device comprises a fixed column (101), a bearing (102), a handle (103), a threaded rod (104), a limiting block (105), a first sliding chute (106), a sliding block (107), a lifting column (108), a sliding rod (109), a mounting plate (110), an elastic pad (111), a bridge (112), a fixed slot (113) and a first fixed bolt (114); the lifting assembly (1) is fixedly connected with a fixed column (101); the bottom of the inside of the fixed column (101) is fixedly connected with a bearing (102); the bottom of the fixed column (101) is movably connected with a handle (103), and the top of the handle (103) is fixedly connected inside the bearing (102); the top of the bearing (102) is fixedly connected with a threaded rod (104); a limiting block (105) is fixedly connected to the top of the threaded rod (104); the left side and the right side of the inside of the fixed column (101) are fixedly connected with a first chute (106); the outer wall of the threaded rod (104) is movably connected with a sliding block (107); the outer wall of the sliding block (107) is fixedly connected with a lifting column (108); the left side and the right side of the bottom of the lifting column (108) are fixedly connected with a sliding rod (109), and the sliding rod (109) is in sliding connection with the inside of the first sliding groove (106); the top of the lifting column (108) is fixedly connected with a mounting plate (110); an elastic pad (111) is fixedly connected to the top of the mounting plate (110); the top of the elastic pad (111) is movably connected with a bridge (112); the outer walls of the upper surface of the mounting plate (110) are fixedly connected with a plurality of fixing grooves (113); the inside of the fixed groove (113) is movably connected with a first fixed bolt (114);
the measuring assembly (2) comprises: the device comprises a round rod I (201), a chute II (202), a round rod II (203), scale marks (204), a supporting frame (205) and a sliding ball (206); the measuring assembly (2) is fixedly connected with a round rod I (201), and the right side of the round rod I (201) is fixedly connected to the left side of the fixed column (101); a second chute (202) is fixedly connected to the upper part and the lower part of the inner part of the first round rod (201); a round rod II (203) is connected inside the round rod I (201) in a sliding way; a scale mark (204) is fixedly connected to one side of the front surface of the round rod II (203); the upper part and the lower part of the right side of the round rod II (203) are fixedly connected with a supporting frame (205); one end of each supporting frame (205) is movably connected with a sliding ball (206), and the sliding balls (206) are movably connected in the sliding grooves II (202);
the fixing assembly (3) comprises: a first fixed block (301), a hinge (302), a second fixed block (303), a threaded hole (304) and a second fixed bolt (305); the fixing assembly (3) is fixedly connected with a first fixing block (301), and the right side of the first fixing block (301) is fixedly connected to the left side of a second round rod (203); hinges (302) are fixedly connected to the front and the rear of the left side of the first fixed block (301); the other ends of the two hinges (302) are fixedly connected with a second fixed block (303); screw holes (304) are fixedly connected to the left sides of the two fixing blocks II (303); and two fixing bolts II (305) are movably connected inside the two threaded holes (304).
2. The bridge displacement measurement device of claim 1, wherein: the bottom of the threaded rod (104) is fixed inside the inner ring of the bearing (102), and threads on the outer wall of the threaded rod (104) are matched with threads on the inner wall of the slider (107).
3. The bridge displacement measurement device of claim 1, wherein: the two sliding grooves I (106) are symmetrically arranged, and the sliding rod (109) and the sliding groove I (106) are of a sliding structure.
4. The bridge displacement measurement device of claim 1, wherein: the elastic pad (111) is made of a silica gel material.
5. The bridge displacement measurement device of claim 1, wherein: the first fixing block (301) and the second fixing block (303) form a circle, and are arranged in a cylindrical shape.
6. The bridge displacement measurement device of claim 1, wherein: and anti-slip pads are arranged in the first fixing block (301) and the second fixing block (303).
7. The bridge displacement measurement device of claim 1, wherein: the outer wall of the round rod II (203) is provided with scale marks (204), and the sliding ball (206) and the sliding groove II (202) are of a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321197528.3U CN220153442U (en) | 2023-05-18 | 2023-05-18 | Bridge displacement measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321197528.3U CN220153442U (en) | 2023-05-18 | 2023-05-18 | Bridge displacement measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220153442U true CN220153442U (en) | 2023-12-08 |
Family
ID=89009893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321197528.3U Active CN220153442U (en) | 2023-05-18 | 2023-05-18 | Bridge displacement measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220153442U (en) |
-
2023
- 2023-05-18 CN CN202321197528.3U patent/CN220153442U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2466625Y (en) | Pull-pressing spring tester | |
| CN112648972B (en) | Wall body gradient detection device for constructional engineering | |
| CN211373998U (en) | Workbench for optical instrument detection | |
| CN209717391U (en) | A kind of abrasion of grinding wheel measurement equipment | |
| CN220153442U (en) | Bridge displacement measuring device | |
| CN216385357U (en) | Abrasion degree detection device for bearing fault diagnosis | |
| CN208566009U (en) | A kind of mechanical platform for mining industry | |
| CN212988252U (en) | Flatness detection device for bearing production | |
| CN211147550U (en) | Detection device for detecting deflection degree of piston ring and flatness of thrust washer | |
| CN109029947A (en) | Small-sized heavy duty multiple degrees of freedom regulating device | |
| CN210862608U (en) | High-precision quick measuring instrument for poly-wedge groove belt pulley | |
| CN110779426A (en) | Bearing roundness and concentricity measuring device | |
| CN209945382U (en) | Lifting measurement platform | |
| CN110528599B (en) | Building construction concrete filling pile sediment measuring device and using method thereof | |
| CN212512809U (en) | High-precision appearance detection equipment for production | |
| CN208313269U (en) | A kind of template examination verticality measuring instrument | |
| CN218034801U (en) | Pile hole aperture detection equipment | |
| CN218884848U (en) | Inner and outer diameter measuring device | |
| CN209432417U (en) | A kind of measurer for the detection of driving bridge main reducing shell | |
| CN217155832U (en) | Numerical control machine tool ball screw fault diagnosis test bed | |
| CN216770560U (en) | Rotating rack for roughness measuring instrument | |
| CN216246268U (en) | High level support for building engineering of stability | |
| CN210051280U (en) | Crucible detector | |
| CN213985011U (en) | Sample for evaluating thickness quality of engineering structural steel bar protection layer | |
| CN215674413U (en) | Adjustable measuring tool for road and bridge engineering |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |