CN213209008U - Assembled levelling rod support - Google Patents
Assembled levelling rod support Download PDFInfo
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- CN213209008U CN213209008U CN202022427382.XU CN202022427382U CN213209008U CN 213209008 U CN213209008 U CN 213209008U CN 202022427382 U CN202022427382 U CN 202022427382U CN 213209008 U CN213209008 U CN 213209008U
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- leveling
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Abstract
The utility model provides an assembled levelling rod support, including the connector, connector internal fixation levelling rod, the connector is connected with a plurality of universal shaft, every respectively the universal shaft is connected with a scalable bracing piece respectively. The assembled leveling rod support provided by the utility model is convenient to assemble and has great popularization value by arranging a plurality of support rods, wherein each support rod is connected with the connector through the universal shaft, and the leveling rod is fixed in the connector for measurement; in addition, the support rod and the leveling rod form a stable support structure, and a worker only needs to hold the support rod lightly by hand to avoid the unstable problem of the leveling rod, so that the measurement precision is improved, and the rework times caused by inaccurate measurement precision are reduced.
Description
Technical Field
The utility model belongs to the technical field of level measuring instrument technique and specifically relates to an assembled levelling rod support is related to.
Background
Leveling is a key technical work in engineering design, construction and management, subsidence displacement is an observation item which needs to be carried out in hydraulic engineering management, and the frequency and precision of observation are all clearly required by the water conservancy department. The measurement accuracy of the existing equipment is greatly influenced by observation conditions, equipment accuracy and operation proficiency, different weather conditions of the same set of equipment and different closing differences of different observers are different, the influence of the weather conditions on the measurement of the closing differences is mainly that the wind speed exceeds an allowable level to cause equipment shaking, the temperature difference is large to cause equipment and facility thermal expansion and cold contraction, light refraction causes reading errors, dense fog influences clear sight, flame effect causes leveling rod jumping, and the influence can be basically eliminated or reduced to the minimum through strict control measures.
However, when leveling is performed, a manual holding rod is needed for observation, and at this time, the leveling rod is easy to be unstably held or cannot be kept perpendicular to the ground plane, and the influence is great when manual observation accuracy is finally formed.
SUMMERY OF THE UTILITY MODEL
The utility model provides an assembled leveling rod support, which is provided with a plurality of support rods, each support rod is connected with a connector through a cardan shaft, and a leveling rod is fixed in the connector for measurement, so that the assembly is convenient, and the assembled leveling rod support has great popularization value; in addition, the support rod and the leveling rod form a stable support structure, and a worker only needs to hold the support rod lightly by hand to avoid the unstable problem of the leveling rod, so that the measurement precision is improved, and the rework times caused by inaccurate measurement precision are reduced.
The utility model provides an assembled levelling rod support, include: the connector, connector internal fixation levelling rod, the connector is connected with a plurality of cardan shaft respectively, every the cardan shaft is connected with a scalable bracing piece respectively.
Furthermore, scalable bracing piece with the quantity of cardan shaft is two, two scalable bracing piece with the levelling rod forms stable triangle-shaped and supports.
Furthermore, the cardan shaft includes the axle sleeve, the change is inlayed to the one end of axle sleeve, be provided with the screw rod on the change. Through setting up the swivel, can do 360 rotations in the vertical and horizontal direction simultaneously to the cardan shaft, make scalable bracing piece adapt to any observation place.
Furthermore, a locking bolt for locking the rotating ring is further arranged on the universal shaft. When the optimal supporting angle of the supportable rod is determined, the locking bolt is locked.
Furthermore, a telescopic rod is arranged at the top of the connector and connected with an adjusting bolt; by arranging the telescopic rod and the adjusting bolt, the leveling rod can adapt to leveling rods with different specifications and is suitable for leveling observation of all engineering projects; in addition, the leveling rod can be fixed inside the connector by adjusting the adjusting bolt.
Furthermore, a threaded hole is formed in the connector, and the screw is installed in the threaded hole so as to realize connection between the universal shaft and the connector.
Further, rubber sheets are correspondingly arranged on the two inner walls of the connector; through setting up the rubber skin, can play and prevent that the levelling rod from skidding and protect the purpose that the levelling rod lacquer was drawn.
Further, a level bubble is arranged on the top surface of the connector; through setting up the air level, can audio-visually judge whether the support is in the vertical state.
Further, the adjusting length of the connector is 5-11 cm; the adjustable length of the connector is 5-11cm, so that the leveling rod can adapt to various leveling rods with different specifications.
Furthermore, the bottom of the telescopic supporting rod is provided with an anti-skid rubber head, and the upper part of the telescopic supporting rod is provided with an anti-skid grip; the anti-skidding rubber head is arranged at the bottom of the telescopic supporting rod, so that the telescopic supporting rod is prevented from skidding to influence a measuring result; in addition, the upper part of the telescopic supporting rod is provided with an anti-skidding grip, so that the stability of the holding rod of the working personnel is improved.
The utility model provides an assembled levelling rod support, this support is through setting up a plurality of bracing pieces, every bracing piece all is connected with the connector through the cardan shaft to fix the levelling rod in the connector and measure, it is convenient to assemble, have very big spreading value; in addition, the support rod and the leveling rod form a stable support structure, and a worker only needs to hold the support rod lightly by hand to avoid the unstable problem of the leveling rod, so that the measurement precision is improved, and the rework times caused by inaccurate measurement precision are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an installation diagram of a leveling rod support and a leveling rod provided by the present invention;
fig. 2 is an installation diagram of the connector and the universal shaft provided by the present invention;
fig. 3 is a schematic structural diagram of the universal shaft provided by the present invention;
fig. 4 is a schematic structural view of the retractable supporting rod provided by the present invention.
Description of reference numerals:
1 is a connector, 11 is a telescopic rod, 12 is an adjusting bolt, 13 is rubber skin, and 14 is a leveling bubble; 2, a universal shaft, 21, a shaft sleeve, 22, a rotating ring, 23, a first screw rod and 24 are locking bolts; 3 is a telescopic supporting rod, 31 is an anti-skid rubber head, 32 is an anti-skid grip, and 33 is a second screw rod.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the utility model provides an assembled levelling rod support, include: the connector, connector internal fixation levelling rod, the connector is connected with a plurality of cardan shaft respectively, every the cardan shaft is connected with a scalable bracing piece respectively.
Furthermore, scalable bracing piece with the quantity of cardan shaft is two, two scalable bracing piece with the levelling rod forms stable triangle-shaped and supports.
Referring to fig. 3, specifically, the universal shaft includes a shaft sleeve, a swivel is embedded in one end of the shaft sleeve, and a screw is disposed on the swivel. Through setting up the swivel, can do 360 rotations in the vertical and horizontal direction simultaneously to the cardan shaft, make scalable bracing piece adapt to any observation place.
Furthermore, a locking bolt for locking the rotating ring is further arranged on the universal shaft. When the optimal supporting angle of the supportable rod is determined, the locking bolt is locked.
Referring to fig. 2, specifically, a telescopic rod is arranged at the top of the connector and connected with an adjusting bolt; by arranging the telescopic rod and the adjusting bolt, the leveling rod can adapt to leveling rods with different specifications and is suitable for leveling observation of all engineering projects; in addition, the leveling rod can be fixed inside the connector by adjusting the adjusting bolt; the connector may be connected to the universal shaft in any manner as long as the stability of the connection is ensured.
Furthermore, a threaded hole is formed in the connector, and the screw is installed in the threaded hole so as to realize connection between the universal shaft and the connector.
Further, rubber sheets are correspondingly arranged on the two inner walls of the connector; through setting up the rubber skin, can play and prevent that the levelling rod from skidding and protect the purpose that the levelling rod lacquer was drawn.
Further, a level bubble is arranged on the top surface of the connector; through setting up the air level, can audio-visually judge whether the support is in the vertical state.
Further, the adjusting length of the connector is 5-11 cm; the adjustable length of the connector is 5-11cm, so that the leveling rod can adapt to various leveling rods with different specifications.
As shown in fig. 4, specifically, the bottom of the telescopic supporting rod is provided with an anti-skid rubber head, and the upper part of the telescopic supporting rod is provided with an anti-skid grip; the anti-skidding rubber head is arranged at the bottom of the telescopic supporting rod, so that the telescopic supporting rod is prevented from skidding to influence a measuring result; in addition, the upper part of the telescopic supporting rod is provided with an anti-skidding grip, so that the stability of the holding rod of the working personnel is improved.
Furthermore, the top end of the telescopic supporting rod is provided with a second screw rod, and the telescopic supporting rod is connected with the universal shaft through the second screw rod.
Further, the length of the telescopic supporting rod can be adjusted between 50 cm and 170 cm.
The utility model provides an assembled levelling rod support, the equipment method of use includes:
(1) rotating the locking bolts on the two universal shafts and locking the universal shafts;
(2) the 1 universal shaft is held by hand and connected to the connector through a first screw at the tail part of the swivel, and the connector is screwed; the same method assembles another cardan shaft to the connector; loosening the universal shaft locking bolt after the installation;
(3) adjusting an adjusting bolt of the connector until the length of the connector is slightly larger than the width of the leveling rod, and adjusting the adjusting bolt connector to lengthen or shorten;
(4) a leveling rod is arranged in the connector, and the opening faces to an observation surface of an observer;
(5) rotating an adjusting bolt on the connector, and screwing and fixing the leveling rod;
(6) the second screw rods at the top ends of the two support rods are rotationally fixed on the universal shaft;
(7) adjusting the telescopic length of the support rod until the level bubble is centered, and then carrying out observation;
(8) during observation, the user only needs to lightly hold the anti-slip grip of the supporting rod by hands and pay attention to the observation of the level bubble.
The disassembling method comprises the following steps:
(1) adjusting the length of the supporting rod to be shortest;
(2) holding the universal shaft by one hand and holding the anti-skid grip of the support rod by the other hand to rotate and take off one support rod; taking down the other supporting rod in the same way;
(3) rotating the universal shaft locking bolt to a loose state, holding the universal shaft by hand, and rotating to take off one universal shaft; taking down the other cardan shaft in the same way;
(4) and rotating an adjusting bolt on the connector, and pulling the connector out of the leveling rod by horizontal pulling after the adjusting bolt is completely loosened.
Therefore, the support is provided with the plurality of support rods, each support rod is connected with the connector through the universal shaft, and the leveling rod is fixed in the connector for measurement, so that the support is convenient to assemble and has great popularization value; in addition, the support rod and the leveling rod form a stable support structure, and a worker only needs to hold the support rod lightly by hand to avoid the unstable problem of the leveling rod, so that the measurement precision is improved, and the rework times caused by inaccurate measurement precision are reduced.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. An assembled leveling rod support, comprising: the leveling rod is fixed in the connector, the connector is respectively connected with a plurality of universal shafts, and each universal shaft is respectively connected with one telescopic supporting rod;
the number of the telescopic supporting rods and the number of the universal shafts are two, and the two telescopic supporting rods and the leveling rod form a stable triangular support;
the universal shaft comprises a shaft sleeve, a rotating ring is embedded in one end of the shaft sleeve, and a screw rod is arranged on the rotating ring.
2. The modular level arm of claim 1, wherein the cardan shaft is further provided with a locking bolt for locking the swivel.
3. The modular level arm according to claim 2, wherein the top of the connector is provided with a telescopic rod, and the telescopic rod is connected with an adjusting bolt.
4. The modular level arm support of claim 3, wherein the connector has a threaded bore, and the threaded rod is mounted in the threaded bore to connect the cardan shaft to the connector.
5. The modular level bar support of claim 4, wherein the connector has rubber covers on its inner walls.
6. The modular level arm of claim 5, wherein the top surface of the connector is provided with a vial.
7. The modular level arm of claim 6, wherein the connector has an adjustment length of 5-11 cm.
8. The assembly level bar support of claim 1, wherein the bottom of the telescopic support rod is provided with an anti-slip rubber head, and the upper part of the telescopic support rod is provided with an anti-slip grip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022427382.XU CN213209008U (en) | 2020-10-27 | 2020-10-27 | Assembled levelling rod support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022427382.XU CN213209008U (en) | 2020-10-27 | 2020-10-27 | Assembled levelling rod support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213209008U true CN213209008U (en) | 2021-05-14 |
Family
ID=75826853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022427382.XU Active CN213209008U (en) | 2020-10-27 | 2020-10-27 | Assembled levelling rod support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213209008U (en) |
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2020
- 2020-10-27 CN CN202022427382.XU patent/CN213209008U/en active Active
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