CN217998422U - High-precision embedded part leveling device - Google Patents

Abstract

The utility model provides a high-precision embedded part leveling device, which comprises an upper support, a lower support and two groups of adjusting screws; the lower support comprises two groups of first steel bars and two steel plates, the two steel plates are arranged between the two groups of first steel bars, and the bottom end of the adjusting screw is rotatably connected with the steel plates; the upper support comprises a second steel bar, a bearing plate and two groups of nuts, the two groups of nuts are respectively fixed at two ends of the second steel bar and are respectively in threaded connection with the two groups of adjusting screws, the bearing plate is fixedly installed on the second steel bar, and the embedded part is installed on the bearing plate. Two ends of the upper support are driven to ascend or descend by rotating the two groups of adjusting screws, so that the upper support is adjusted to be in a horizontal state, and the leveling effect of the embedded part on the upper support is achieved. The utility model discloses can reduce time limit for a project risk and construction quality risk that the nuclear power station was built, for the high accuracy built-in fitting construction creates the condition, guarantee nuclear island main part construction progress for handover speed impels whole construction progress.

Description

High-precision embedded part leveling device

The technical field is as follows:

the utility model belongs to the technical field of the construction, concretely relates to high accuracy built-in fitting levelling device.

Background art:

the high-precision embedded parts of the nuclear power station are mainly distributed in a safety plant, a nuclear auxiliary plant and a diesel engine plant, and the embedded parts are widely distributed and have high installation precision requirements, so that the embedded parts are complex in installation process and long in installation period. The traditional method is that bolts are embedded in advance, then embedded steel plates are welded, and finally grouting is carried out.

The traditional method has long construction period and complex processing technology, and is not convenient for field management. The traditional method needs to thread the anchor rod and match with nuts with corresponding specifications for leveling a steel plate to be welded, and a post-pouring area needs to be arranged at the bottom of the steel plate for ensuring the bottom of an embedded part to be compact and the positioning accuracy of the steel plate. And in the post-pouring area, chiseling treatment is carried out on the pre-buried anchor rods after the concrete pouring is finished, so that preparation is made for subsequent grouting. The nut at the bottom of the steel plate is used for leveling, and the nut at the upper part of the steel plate is used for fastening. And (4) removing the upper nuts at intervals after the steel plate is leveled, and welding the anchor rod and the steel plate until all welding is finished. After welding, the precision of the embedded part is checked, and grouting can be performed on the bottom of the embedded part without problems. The traditional construction technology is complex in process for nuclear power construction, and has a large risk of prolonging the construction period to increase the cost. Based on this, the utility model provides a high accuracy built-in fitting levelling device is in order to solve above-mentioned problem.

The invention content is as follows:

the utility model aims at prior art not enough, provide a high accuracy built-in fitting levelling device, can reduce the construction cost that the nuclear power station was built, for nuclear island factory building hands over smoothly and creates the condition, guarantee nuclear island main part construction progress, shorten nuclear power construction period. The device can be manufactured on the basis of the existing materials, and finished products do not need to be purchased or materials do not need to be purchased again, so that the time cost and the material cost are reduced.

The utility model adopts the following technical scheme:

the utility model provides a high-precision embedded part leveling device, which comprises an upper support, a lower support and two groups of adjusting screws; the upper support and the lower support are distributed up and down and horizontally arranged, and the upper support bears the embedded part; two ends of the upper support are respectively provided with a threaded hole matched with the adjusting screw rod, two groups of adjusting screw rods respectively penetrate through the two groups of threaded holes and are in threaded connection with the upper support, and the bottom end of each adjusting screw rod is rotatably connected with the lower support; two ends of the upper support are driven to ascend or descend by rotating the two groups of adjusting screws, so that the upper support is adjusted to be in a horizontal state, and the leveling effect of the embedded part on the upper support is achieved.

Furthermore, the lower support is formed by welding two groups of first steel bars and two steel plates and is bound with the steel bars of the plates to form a stable adjusting support base; the two groups of first steel bars are arranged in parallel, and the two steel plates are arranged between the two groups of first steel bars and are respectively and fixedly connected with the two groups of first steel bars; the steel plate is provided with a mounting hole, and the bottom end of the adjusting screw rod is rotatably arranged in the mounting hole.

Further, the upper support comprises a second steel bar, a bearing plate and two groups of nuts; the two groups of nuts are respectively fixed at two ends of the second steel bar and are mutually matched with the adjusting screw rods, and the two groups of nuts are respectively in threaded connection with the two groups of adjusting screw rods; the bearing plate is fixedly installed on the upper surface of the second steel bar, the bearing plate is horizontally arranged, the embedded part is installed on the bearing plate, the bearing plate can stably bear the embedded part, and overturning caused by instability in the adjusting process can be avoided.

Further, the bearing plate is welded at the center of the second steel bar.

Furthermore, the top end of the adjusting screw rod is provided with an adjusting knob so as to facilitate manual adjustment.

Further, the length of the first steel bar is 500mm, and the diameter of the first steel bar is 14mm; the steel plate is 50mm wide and 50mm thick 6mm.

Further, the length of the second steel bar is 300mm, and the diameter of the second steel bar is 16mm; the length and width of the bearing plate are 100mm and 50mm, and the thickness of the bearing plate is 5mm.

Furthermore, the size of the bearing plate can be adjusted adaptively according to the size of the embedded part.

The utility model has the advantages that:

(1) The utility model has simple structure, the two ends of the upper support are driven to ascend or descend by rotating the adjusting screw rod, and then the upper support is adjusted to be in a horizontal state, thereby realizing the leveling action of the embedded part above the upper support, changing the construction method of the traditional high-precision embedded part installation, having high leveling precision, convenient and time-saving operation, and being capable of meeting the quality requirement and the progress requirement of the embedded part installation;

(2) The utility model discloses can be according to the measured data, adjust the screw through rotating and carry out the accurate adjustment to the built-in fitting levelness, prevent to carry out the disturbance at the concrete placement in-process to the built-in fitting, cause built-in fitting off normal or error to surpass the design allowed range, can carry out real-time supervision to the built-in fitting at the concrete placement in-process, after concrete cloth, monitor the built-in fitting once more before the initial set, can adjust the built-in fitting once more if there is the error to guarantee to satisfy the designing requirement.

Description of the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic plan view of an embodiment of the present invention;

FIG. 3 is a schematic view of a lower supporting structure of an embodiment of the present invention;

FIGS. 4-5 are schematic views of the upper supporting structure of the embodiment of the present invention;

the labels in the figures are:

1. an upper support; 1-1, second steel bars; 1-2, a bearing plate; 1-3, a nut; 2. a lower support; 2-1, first steel bars; 2-2, steel plates; 3. adjusting the screw rod; 4. and adjusting a knob.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are some, not all embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, an embodiment of the present invention provides a high-precision embedded part leveling device, which includes an upper support 1, a lower support 2 and two sets of adjusting screws 3; the upper support 1 and the lower support 2 are distributed up and down and horizontally arranged, and the embedded part is supported on the upper support 1. The lower support 2 is formed by welding two groups of first steel bars 2-1 and two steel plates 2-2 and is bound with the steel bars of the plates to form a stable adjusting support base; the two groups of first steel bars 2-1 are arranged in parallel, and the two steel plates 2-2 are arranged between the two groups of first steel bars 2-1 and are respectively and fixedly connected with the two groups of first steel bars 2-1; the steel plate 2-2 is provided with a mounting hole, and the bottom end of the adjusting screw rod 3 is rotatably arranged in the mounting hole. The upper support 1 comprises a second steel bar 1-1, a bearing plate 1-2 and two groups of nuts 1-3 (M16 nuts); the two groups of nuts 1-3 are respectively welded at two ends of the second steel bar 1-1 and are matched with the adjusting screw rods 3, and the two groups of nuts 1-3 are respectively in threaded connection with the two groups of adjusting screw rods 3; the bearing plate 1-2 is welded at the center of the upper surface of the second steel bar 1-1, the bearing plate 1-2 is horizontally arranged, the embedded part is arranged on the bearing plate 1-2, the bearing plate 1-2 can stably bear the embedded part, and overturning caused by instability can be avoided in the adjusting process. Two ends of the upper support 1 are driven to ascend or descend by rotating the two groups of adjusting screws 3, and then the upper support 1 is adjusted to be in a horizontal state, so that the leveling effect of the embedded part on the upper support 1 is realized.

In the embodiment of the utility model provides an in, 3 tops of adjusting screw are provided with adjust knob 4 to manual regulation. The length of the first steel bar 2-1 is 500mm, and the diameter of the first steel bar is 14mm; the length and width of the steel plate 2-2 are 50mm and 50mm, and the thickness is 6mm; the length of the second steel bar 1-1 is 300mm, and the diameter is 16mm; the length and width of the bearing plate 1-2 are 100mm and 50mm, and the thickness is 5mm; the size of the bearing plate 1-2 can be adjusted adaptively according to the size of the embedded part.

When the device is used, the device is placed at the bottom of an embedded part, and the lower support 2 is stably bound to the top surface of a steel bar plate by using a binding wire, so that a reliable support base is ensured in the adjusting process; the embedment is supported on a support plate 1-2 of the upper support 1. When leveling is needed, the adjusting knob 4 is screwed to enable the adjusting screw rods 3 on one side or two sides to rotate, and then the two ends of the second steel bar 1-1 rise or fall along the vertical direction, so that the flatness of the second steel bar 1-1 and the bearing plate 1-2 is adjusted, and the leveling effect of the high-precision embedded part is achieved. And accurately adjusting the levelness of the embedded part by rotating the adjusting screw rod 3 according to the measured data. In order to prevent the deviation or error of the embedded part from exceeding the design allowable range caused by disturbance of the embedded part in the concrete pouring process, the embedded part can be monitored in real time in the concrete pouring process. After concrete distribution is finished, the embedded parts are monitored again before initial setting, and if errors exist, the embedded parts can be adjusted again to ensure that the design requirements are met.

The above is only the preferred embodiment of the utility model discloses a protection scope not only limits in above-mentioned embodiment, and the fan belongs to the utility model discloses a technical scheme under the thinking all belongs to the protection scope, should point out, to the ordinary technical personnel of this technical field, is not deviating from the utility model discloses a plurality of improvements and moist decorations under the principle prerequisite should be regarded as the utility model discloses a protection scope.

Claims (7)

1. A high-precision embedded part leveling device is characterized in that,

comprises an upper support (1), a lower support (2) and two groups of adjusting screws (3);

the upper support (1) and the lower support (2) are distributed up and down and horizontally arranged, and the embedded part is supported on the upper support (1); threaded holes are respectively formed in two ends of the upper support (1), two groups of adjusting screws (3) are respectively in threaded connection with the upper support (1), and the bottom ends of the adjusting screws (3) are rotatably connected with the lower support (2);

two ends of the upper support (1) are driven to ascend or descend by rotating the two groups of adjusting screws (3), and then the upper support (1) is adjusted to be in a horizontal state, so that the leveling effect of the embedded part on the upper support (1) is realized.

2. The high-precision embedment leveling device of claim 1,

the lower support (2) comprises two groups of first steel bars (2-1) and two steel plates (2-2);

the two groups of first steel bars (2-1) are arranged in parallel, and the two steel plates (2-2) are arranged between the two groups of first steel bars (2-1) and are respectively and fixedly connected with the two groups of first steel bars (2-1);

the steel plate (2-2) is provided with a mounting hole, and the bottom end of the adjusting screw rod (3) is rotatably arranged in the mounting hole.

3. The high-precision embedment leveling device of claim 1,

the upper support (1) comprises second steel bars (1-1), bearing plates (1-2) and two groups of nuts (1-3); the two groups of nuts (1-3) are respectively fixed at two ends of the second steel bar (1-1) and are respectively in threaded connection with the two groups of adjusting screws (3);

the bearing plate (1-2) is fixedly arranged on the second steel bar (1-1), the bearing plate (1-2) is horizontally arranged, and the embedded part is arranged on the bearing plate (1-2).

4. The high-precision embedment leveling device of claim 3,

the bearing plate (1-2) is welded at the center of the second steel bar (1-1).

5. The high-precision embedment leveling device of claim 1,

and the top end of the adjusting screw rod (3) is provided with an adjusting knob (4) so as to facilitate manual adjustment.

6. The high-precision embedment leveling device of claim 2,

the length of the first steel bar (2-1) is 500mm, and the diameter of the first steel bar is 14mm;

the length and width of the steel plate (2-2) are 50mm and 50mm, and the thickness of the steel plate is 6mm.

7. The high-precision embedment leveling device of claim 3,

the length of the second steel bar (1-1) is 300mm, and the diameter of the second steel bar is 16mm;

the length and width of the bearing plate (1-2) are 100mm and 50mm, and the thickness is 5mm.

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