CN215003597U - Geotechnical engineering reconnaissance is with supplementary work platform - Google Patents

Geotechnical engineering reconnaissance is with supplementary work platform Download PDF

Info

Publication number
CN215003597U
CN215003597U CN202121578259.6U CN202121578259U CN215003597U CN 215003597 U CN215003597 U CN 215003597U CN 202121578259 U CN202121578259 U CN 202121578259U CN 215003597 U CN215003597 U CN 215003597U
Authority
CN
China
Prior art keywords
fixed
platform
auxiliary
auxiliary platform
fixedly connected
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202121578259.6U
Other languages
Chinese (zh)
Inventor
吝可可
杨宏君
白昕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202121578259.6U priority Critical patent/CN215003597U/en
Application granted granted Critical
Publication of CN215003597U publication Critical patent/CN215003597U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Details Of Measuring And Other Instruments (AREA)

Abstract

The application discloses geotechnical engineering reconnaissance is with supplementary work platform, including PMKD and dwang, auxiliary platform, handle and the rubber pad of setting in the PMKD top, first standing groove has been seted up to PMKD top symmetry. In order to increase the security, when surveying, place surveying instrument in the second standing groove, surveying instrument places on the rubber pad, certain protection has been carried out to surveying instrument, instrument extrusion second fixture block simultaneously, the second fixture block atress slides in the second spout, extrude the second spring simultaneously, the stability of instrument bottom has been guaranteed to a certain extent, the starter motor, the output of motor drives the threaded rod rotation rather than the rigid coupling, under the effect of the reverse screw thread of threaded rod, drive the movable plate rather than threaded connection to the direction of being close to each other in the spacing inslot, it is close to each other to drive the extrusion piece simultaneously, fix surveying instrument, survey instrument's stability has greatly been improved.

Description

Geotechnical engineering reconnaissance is with supplementary work platform
Technical Field
The application relates to a working platform, in particular to an auxiliary working platform for geotechnical engineering investigation.
Background
The geotechnical engineering investigation refers to finding out, analyzing and evaluating geological and environmental characteristics of a construction site and geotechnical engineering conditions according to requirements of construction engineering, and compiling activities of investigation files. The purpose of geotechnical engineering investigation is: the testing means and method are used for carrying out investigation research and analysis judgment on the building site, researching the geological conditions of various engineering buildings and the influence of the construction on the natural geological environment. Need use supplementary work platform when carrying out geotechnical engineering reconnaissance, assist surveying.
The existing employer working platform has single structural function, most of the auxiliary platforms are large and inconvenient to carry; in addition, existing auxiliary platforms are not able to stabilize the survey equipment. Therefore, the auxiliary working platform for geotechnical engineering investigation is provided to solve the problems.
Disclosure of Invention
The utility model provides a shaft machine tool case for oil change is used for solving the relatively poor problem of reconnaissance equipment stability on the auxiliary platform among the prior art in this embodiment.
According to one aspect of the application, an auxiliary working platform for geotechnical engineering investigation is provided, which comprises a fixed bottom plate, and a rotating rod, an auxiliary platform, a handle and a rubber pad which are arranged above the fixed bottom plate, wherein the top of the fixed bottom plate is symmetrically provided with a first placing groove, the top of the fixed bottom plate is uniformly provided with a plurality of first fixed blocks, the first fixed blocks are internally and rotatably connected with a first rotating shaft, the surface of the first rotating shaft is fixedly connected with the rotating rod, the other side of the rotating rod is fixedly connected with a second rotating shaft, the second rotating shaft is rotatably connected with a second fixed block, the top of the second fixed block is fixedly connected with the auxiliary platform, the leftmost side of the rotating rod is fixedly connected with an L-shaped fixed frame, one side of the L-shaped fixed frame is provided with a clamping hole matched with the first clamping block, the auxiliary platform is internally provided with a through groove, and the through groove is connected with a threaded rod, the threaded rod opposite side fixed connection motor, motor one side fixed connection external casing, external casing one side fixed connection auxiliary platform.
Furthermore, the bottom of the fixed base plate is fixedly connected with four traveling wheels, and the four traveling wheels are uniformly distributed at the bottom of the fixed base plate.
Further, the leftmost side the second axis of rotation is rotated and is connected the third fixed block, third fixed block top fixed connection auxiliary platform, first spout has been seted up to third fixed block inboard, the first spring of the inside one side fixed connection of first spout, first spring opposite side fixed connection handle, the first fixture block of handle bottom fixed connection, set up the groove with handle looks adaptation on the third fixed block.
Furthermore, the threaded rod is symmetrically in threaded connection with a moving plate on the surface, one side of the moving plate is fixedly connected with an extrusion block, the bottom of the moving plate is connected with an auxiliary platform in a sliding mode, and a limiting groove matched with the moving plate is formed in the auxiliary platform.
Further, a second placing groove is formed in the inner side of the auxiliary platform, and a rubber pad is fixedly connected to the bottom of the second placing groove.
Furthermore, a plurality of second chutes are formed in two sides of the interior of the auxiliary platform, a second spring is fixedly connected to one side of each second chute, a second fixture block is fixedly connected to the other side of each second spring, the second fixture block is slidably connected to the second chutes, and one side of the second fixture block is connected with the auxiliary platform in a penetrating mode.
Through the above-mentioned embodiment of this application, under the cooperation between second fixture block, second spring and threaded rod isotructure, solved the relatively poor problem of reconnaissance equipment stability on the auxiliary platform, guaranteed the regulation nature of being convenient for of device simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic overall perspective view of an embodiment of the present application;
FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of the structure of FIG. 2 according to an embodiment of the present disclosure;
fig. 4 is a schematic view of a portion of the enlarged structure at B in fig. 2 according to an embodiment of the present application.
In the figure: 1. the fixed baseplate, 2, the auxiliary platform, 3, the travelling wheel, 4, the first standing groove, 5, the first rotating shaft, 6, the first fixed block, 7, the rotating rod, 8, the second fixed block, 9, the second rotating shaft, 10, the third fixed block, 11, the L-shaped fixed frame, 12, the handle, 13, the external shell, 14, the motor, 15, the first sliding groove, 16, the first spring, 17, the first clamping block, 18, the clamping hole, 19, the limiting groove, 20, the moving plate, 21, the threaded rod, 22, the through groove, 23, the second standing groove, 24, the extrusion block, 25, the rubber pad, 26, the second clamping block, 27, the second spring, 28, the second sliding groove, 29, the second rotating shaft.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The cooperation between structures such as second fixture block, second spring and threaded rod in this embodiment can be applicable to various measuring apparatuss down, for example, provides following novel surveying instrument in this embodiment, and the extrusion when can be used to measuring surveying instrument is fixed under the cooperation between structures such as second fixture block, second spring and threaded rod in this embodiment.
A novel surveying instrument comprises a fixed disc, a surveying instrument body and three groups of support legs, wherein the surveying instrument body is arranged on the upper surface of the fixed plate; three groups of extending frames and two groups of half covers are arranged on the fixed disc, the three groups of extending frames are circumferentially fixed on the side wall of the fixed disc, and the three groups of support legs are rotationally connected to the corresponding extending frames; two sets of half covers all rotate to be connected in the lateral wall of fixed disk, and when two sets of half covers laminated each other in the fixed disk top, two sets of half covers will enclose into the chamber that holds that is used for holding the surveying instrument body with the fixed disk upper surface, the protection of the surveying instrument body of being convenient for. Be equipped with locking Assembly on the fixed disk, locking Assembly is including being the spacing frame of "U" shape setting, and spacing frame includes that connecting plate and two sets of pegging graft boards of rotating respectively and connecting in the connecting plate both ends, and the inserting groove has all been seted up in the outside of two sets of half covers, and two sets of inserting grooves all run through in half covers that correspond. When the two half covers and the upper surface of the fixed disk jointly enclose an accommodating cavity, the two inserting plates are inserted into the corresponding inserting grooves, so that the two half covers are locked and fixed on the fixed disk. The both ends of connecting plate all are equipped with inclined plane and the elastic component of slope down, and two sets of elastic components are the torsional spring, and the both ends of two sets of torsional springs are equallyd divide do not fixed connection in connecting plate and the plugboard that corresponds. When two sets of plugboards are plugged in the corresponding plugging grooves, the two sets of torsional springs drive the corresponding plugboards to abut against the corresponding plugging groove walls, and the locking effect of the locking assembly on the two sets of half covers is improved. Be equipped with two sets of first grooves of wearing to establish on the connecting plate, two sets of half covers all is equipped with the thread groove, and two sets of thread grooves all run through in half covers that correspond, and two sets of first inslots of wearing to establish all wears to be equipped with the bolt, and the bolt compresses tightly in connecting plate and screw-thread fit in the thread groove for two sets of plugboards all are difficult for breaking away from in the inserting groove that corresponds. The three groups of support legs and the lower surface of the fixed disc form an embedding cavity, and when the surveying instrument is not needed, the two groups of half covers can be vertically arranged in the embedding cavity due to self gravity; when two sets of half covers are inlaying and are establishing the intracavity and paste each other, two sets of inserting grooves will constitute the straight flute, because of the plugboard is the same with the connecting plate thickness, so the connecting plate will insert in the straight flute with two sets of half covers locking fixed, and two sets of torsional springs all will drive the plugboard that corresponds and support tightly in the inboard that corresponds half covers, improved locking Assembly and to inlaying the locking effect of establishing two sets of half covers in the intracavity. All be equipped with the second on two sets of plugboards and wear to establish the groove, when two sets of plugboards all support tightly in the inboard of corresponding half cover, two sets of seconds wear to establish the groove and all just to the thread groove that corresponds, wear to establish groove and screw-thread fit in the thread groove with two sets of bolts all will pass the second that corresponds this moment, can fix two sets of plugboards all locking on corresponding half cover, further improved locking Assembly and established the locking effect of two sets of half covers of intracavity to inlaying.
Of course, the second fixture block, the second spring, the threaded rod and other structures of the present embodiment may also be suitable for various working platforms. Here, description is not repeated, and the following describes a working platform according to an embodiment of the present application.
Referring to fig. 1-4, an auxiliary working platform for geotechnical engineering investigation comprises a fixed base plate 1, and a rotating rod 7, an auxiliary platform 2, a handle 12 and a rubber pad 25 which are arranged above the fixed base plate 1, wherein the top of the fixed base plate 1 is symmetrically provided with first placing grooves 4, the top of the fixed base plate 1 is uniformly provided with a plurality of first fixed blocks 6, the first fixed blocks 6 are rotatably connected with a first rotating shaft 5, the surface of the first rotating shaft 5 is fixedly connected with the rotating rod 7, the other side of the rotating rod 7 is fixedly connected with a second rotating shaft 29, the second rotating shaft 29 is rotatably connected with a second fixed block 8, the top of the second fixed block 8 is fixedly connected with the auxiliary platform 2, the leftmost side of the rotating rod 7 is fixedly connected with an L-shaped fixing frame 11, one side of the L-shaped fixing frame 11 is provided with a clamping hole 18 matched with the first fixed block 17, the inside logical groove 22 of having seted up of auxiliary platform 2, lead to the inside threaded connection threaded rod 21 of groove 22, threaded rod 21 opposite side fixed connection motor 14, the external casing 13 of motor 14 one side fixed connection, external casing 13 one side fixed connection auxiliary platform 2.
The bottom of the fixed bottom plate 1 is fixedly connected with four traveling wheels 3, and the four traveling wheels 3 are uniformly distributed at the bottom of the fixed bottom plate 1; the leftmost second rotating shaft 29 is rotatably connected with a third fixed block 10, the top of the third fixed block 10 is fixedly connected with an auxiliary platform 2, a first sliding groove 15 is formed in the inner side of the third fixed block 10, a first spring 16 is fixedly connected to one side inside the first sliding groove 15, the other side of the first spring 16 is fixedly connected with a handle 12, the bottom of the handle 12 is fixedly connected with a first clamping block 17, and a groove matched with the handle 12 is formed in the third fixed block 10; the surface of the threaded rod 21 is symmetrically connected with a movable plate 20 through threads, one side of the movable plate 20 is fixedly connected with an extrusion block 24, the bottom of the movable plate 20 is connected with an auxiliary platform 2 in a sliding mode, and a limiting groove 19 matched with the movable plate 20 is formed in the auxiliary platform 2; a second placing groove 23 is formed in the inner side of the auxiliary platform 2, and a rubber pad 25 is fixedly connected to the bottom of the second placing groove 23; a plurality of second sliding grooves 27 are formed in two sides of the interior of the auxiliary platform 2, one side of each second sliding groove 27 is fixedly connected with a second spring 28, the other side of each second spring 28 is fixedly connected with a second clamping block 26, each second clamping block 26 is slidably connected with the corresponding second sliding groove 27, and one side of each second clamping block 26 is connected with the auxiliary platform 2 in a penetrating mode.
The utility model discloses when using, the electrical components that appear in this application all external intercommunication power and control switch when using, when using auxiliary platform 2, at first upwards rotate auxiliary platform 2, under the effect of first axis of rotation 5, auxiliary platform 2 props up dwang 7 through third fixed block 10, when dwang 7 is gradually perpendicular, first fixture block 17 and L type mount 11 contact and slide, first fixture block 17 extrudes first spring 16 through handle 12, first spring 16 receives the power to contract, until first fixture block 17 and card hole 18 meet mutually, the stability of auxiliary platform has been guaranteed, when auxiliary platform 2 does not use, upwards lift handle 12, make first fixture block 17 and card hole 18 break away from, then with it folding put down can, embody the rationality of structure; when surveying, place the surveying instrument in second standing groove 23, the surveying instrument is placed on rubber pad 25, certain protection has been carried out to the surveying instrument, instrument extrusion second fixture block 26 simultaneously, second fixture block 26 atress slides in second spout 28, extrude second spring 27 simultaneously, the stability of instrument bottom has been guaranteed to a certain extent, starter motor 14, motor 14's output drives the threaded rod 21 rotation rather than the rigid coupling, under the effect of threaded rod 21 reverse thread, drive movable plate 20 rather than threaded connection to the direction that is close to each other in spacing groove 19, it is close to each other to drive extrusion piece 24 simultaneously, the surveying instrument is given fixedly, survey the stability of surveying instrument has greatly been improved.
The application has the advantages that:
1. in order to increase the safety, when surveying, a surveying instrument is placed in a second placing groove, the surveying instrument is placed on a rubber pad, the surveying instrument is protected to a certain extent, a second clamping block is extruded by the surveying instrument, the second clamping block slides in a second sliding groove under the stress, a second spring is extruded at the same time, the stability of the bottom of the surveying instrument is guaranteed to a certain extent, a motor is started, the output end of the motor drives a threaded rod fixedly connected with the motor to rotate, a movable plate connected with the threaded rod is driven to slide in a limiting groove in the direction of approaching each other under the action of reverse threads of the threaded rod, the extruding blocks are driven to approach each other at the same time, the surveying instrument is fixed, and the stability of the surveying instrument is greatly improved;
2. this application is rational in infrastructure, when using auxiliary platform, at first upwards rotate auxiliary platform, under the effect of first axis of rotation, auxiliary platform props up the dwang through the third fixed block, when the dwang is perpendicular gradually, first fixture block and L type mount contact and slip, first fixture block passes through the first spring of handle extrusion, first spring atress shrink, until first fixture block and card hole looks joint, auxiliary platform's stability has been guaranteed, when auxiliary platform is not, upwards lift the handle, make first fixture block break away from with the card hole, then with its folding put down can, the rationality of structure has been embodied.
The motor 14 is of the type AN60 and its associated power supply and circuitry.
It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (6)

1. The utility model provides a geotechnical engineering reconnaissance is with supplementary work platform which characterized in that: comprises a fixed bottom plate (1), a rotating rod (7), an auxiliary platform (2), a handle (12) and a rubber pad (25), wherein the rotating rod (7), the auxiliary platform (2), the handle (12) and the rubber pad (25) are arranged above the fixed bottom plate (1), the top of the fixed bottom plate (1) is symmetrically provided with a plurality of first fixed blocks (6), the first fixed blocks (6) are rotatably connected with a first rotating shaft (5) in the inner part, the first rotating shaft (5) is fixedly connected with the rotating rod (7) in a surface fixing way, the other side of the rotating rod (7) is fixedly connected with a second rotating shaft (29), the second rotating shaft (29) is rotatably connected with a second fixed block (8), the top of the second fixed block (8) is fixedly connected with the auxiliary platform (2) in the leftmost side, the rotating rod (7) is fixedly connected with an L-shaped fixed frame (11), one side of the L-shaped fixed frame (11) is provided with a clamping hole (18) matched with a first clamping block (17), the utility model discloses a set up auxiliary platform, including auxiliary platform (2), logical groove (22) have been seted up to auxiliary platform (2) inside, lead to groove (22) internal thread and connect threaded rod (21), threaded rod (21) opposite side fixed connection motor (14), external casing (13) of motor (14) one side fixed connection, external casing (13) one side fixed connection auxiliary platform (2).
2. The auxiliary working platform for geotechnical engineering investigation of claim 1, wherein: the bottom of the fixed base plate (1) is fixedly connected with four traveling wheels (3), and the four traveling wheels (3) are uniformly distributed at the bottom of the fixed base plate (1).
3. The auxiliary working platform for geotechnical engineering investigation of claim 1, wherein: leftmost side second axis of rotation (29) is rotated and is connected third fixed block (10), third fixed block (10) top fixed connection auxiliary platform (2), first spout (15) have been seted up to third fixed block (10) inboard, the first spring of the inside one side fixed connection (16) of first spout (15), first spring (16) opposite side fixed connection handle (12), the first fixture block (17) of handle (12) bottom fixed connection, set up the groove with handle (12) looks adaptation on third fixed block (10).
4. The auxiliary working platform for geotechnical engineering investigation of claim 1, wherein: threaded rod (21) surface symmetry threaded connection movable plate (20), movable plate (20) one side fixed connection extrusion piece (24), movable plate (20) bottom sliding connection auxiliary platform (2), inside spacing groove (19) of offering with movable plate (20) adaptation of auxiliary platform (2).
5. The auxiliary working platform for geotechnical engineering investigation of claim 1, wherein: a second placing groove (23) is formed in the inner side of the auxiliary platform (2), and a rubber pad (25) is fixedly connected to the bottom of the second placing groove (23).
6. The auxiliary working platform for geotechnical engineering investigation of claim 1, wherein: a plurality of second spout (27) have been seted up to the inside both sides of auxiliary platform (2), second spout (27) one side fixed connection second spring (28), second spring (28) opposite side fixed connection second fixture block (26), second fixture block (26) sliding connection second spout (27), second fixture block (26) one side through connection auxiliary platform (2).
CN202121578259.6U 2021-07-12 2021-07-12 Geotechnical engineering reconnaissance is with supplementary work platform Expired - Fee Related CN215003597U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121578259.6U CN215003597U (en) 2021-07-12 2021-07-12 Geotechnical engineering reconnaissance is with supplementary work platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121578259.6U CN215003597U (en) 2021-07-12 2021-07-12 Geotechnical engineering reconnaissance is with supplementary work platform

Publications (1)

Publication Number Publication Date
CN215003597U true CN215003597U (en) 2021-12-03

Family

ID=79126001

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121578259.6U Expired - Fee Related CN215003597U (en) 2021-07-12 2021-07-12 Geotechnical engineering reconnaissance is with supplementary work platform

Country Status (1)

Country Link
CN (1) CN215003597U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622828A (en) * 2022-03-24 2022-06-14 青海省第三地质勘查院 Geological survey is with supplementary work platform

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114622828A (en) * 2022-03-24 2022-06-14 青海省第三地质勘查院 Geological survey is with supplementary work platform
CN114622828B (en) * 2022-03-24 2023-11-14 青海省第三地质勘查院 Auxiliary working platform for geological investigation

Similar Documents

Publication Publication Date Title
CN215003597U (en) Geotechnical engineering reconnaissance is with supplementary work platform
CN108746767A (en) A kind of drilling device based on industrial machinery
CN105927139A (en) Power cable overhaul ladder
CN211052574U (en) Pin shaft drilling device
DE112013007623T5 (en) Liquid battery capable underground power system
CN215545131U (en) Stable-clamping punching device for processing elevator accessories
CN208280928U (en) A kind of rotatable portable corning machine
CN215485856U (en) Multifunctional drilling machine for geological exploration
CN216381204U (en) Drilling machine for geotechnical engineering investigation
CN205702531U (en) A kind of modular combination drilling machine
CN111810810B (en) Surveying and mapping tool supporting mechanism for traffic engineering
CN212716462U (en) Novel geological survey probing device
CN215493585U (en) Survey device is used in engineering investigation
CN213143905U (en) A frame that slides for assembled steel construction building construction
CN214091848U (en) Petroleum logging data transmission device
CN217080517U (en) Tunnel supporting device for civil engineering
CN215701528U (en) A repair tools frame for mechanical engineering
CN215565709U (en) Deviation device is prevented with probing to geotechnical engineering reconnaissance
CN217891440U (en) Cement wall surface drilling machine
CN210552197U (en) Drilling platform for mountain bridge construction
CN214867391U (en) Drilling machine for civil engineering
CN210908218U (en) Special-shaped piece drilling equipment for motor machining
CN215332654U (en) Drilling equipment for engineering geological investigation
CN212376636U (en) Mechanical logging cable mud scraper
CN214855156U (en) Drawing device for electric power survey design

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20211203