CN219825603U

CN219825603U - Steel construction convenient to tensile height-adjusting

Info

Publication number: CN219825603U
Application number: CN202321124644.2U
Authority: CN
Inventors: 李超; 张航
Original assignee: Shandong Rongxin Huisheng Electromechanical Technology Co ltd
Current assignee: Shandong Rongxin Huisheng Electromechanical Technology Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-10-13
Anticipated expiration: 2033-05-11

Abstract

The utility model relates to the technical field of steel structures, and discloses a steel structure convenient for stretching and height adjustment, which comprises a bottom plate, wherein mounting holes are respectively formed in the four corners of the top of the bottom plate, a telescopic mechanism is arranged at the top of the bottom plate, a lengthening lever is inserted into a lever placing hole to rotate through the telescopic mechanism, a second gear is driven to rotate, a first gear is driven to rotate through a meshed gear to drive a threaded rod to rotate, an I-shaped upright post and an I-shaped inner post are sleeved and connected for relative limiting, the I-shaped inner post is driven to ascend through a threaded block, the aim of conveniently adjusting the height is fulfilled, a supporting mechanism is arranged, a trapezoidal pushing block is pushed to be inserted into a corresponding supporting hole through an inclined pushing block through a pressing block, so that the supporting force of the I-shaped inner post is prevented from falling onto the threaded rod, and sliding teeth are easy to occur when the downward pressure is overlarge.

Description

Steel construction convenient to tensile height-adjusting

Technical Field

The utility model relates to the technical field of steel structures, in particular to a steel structure convenient for stretching and height adjustment.

Background

With the rapid development of modern society, steel structure buildings are becoming a novel building type and are becoming popular in the building field; however, steel construction is installed through the material to steel to obtain a complete building steel construction, along with quality of life's promotion, steel construction has been indispensable in the building trade, and steel construction is made with steel, and present large and medium-sized industrial factory building, large-span public building, high-rise house, light-duty movable dwelling, work platform, landing stage and support etc. support column, mostly adopt steel construction, prior art like the publication No.: the following deficiencies exist in CN 205296393U:

the steel plate with the U-shaped section is adopted as the second connecting piece and the third connecting piece in the prior art, the smooth end face of the bent end part of the steel plate can enable the cross beam to be installed more easily, but the structure is simple, the function is single, the height adjusting function is not achieved, the steel structure is quite impractical, when the height is adjusted, the steel structure needs to be taken out, the steel structure is installed back after the height is adjusted, and the steel structure is very troublesome.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a steel structure convenient for stretching and height adjustment. When making the height-adjusting of being convenient for through setting up telescopic machanism, strengthen the stability to the telescopic part support through setting up supporting mechanism.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a steel construction convenient to tensile height-adjusting, includes the bottom plate, the mounting hole has been seted up respectively to the position in bottom plate top four corners, the top of bottom plate is provided with telescopic machanism, telescopic machanism is including the base, the top fixed mounting of base has the I shape stand, I shape stand inner wall sliding connection has the I shape inner column, the bottom of base inner wall is connected with the threaded rod through the bearing rotation, and the threaded rod extends to the inside of I shape inner column through the round hole that the base was seted up, threaded rod outer wall threaded connection has the screw thread piece, screw thread piece is close bottom position fixed connection with I shape inner column inner wall, the threaded rod outer wall is in the inside position fixed cover of base is equipped with first gear, first gear engagement is connected with the second gear, the base outer wall is provided with the bull stick, and the bull stick runs through one side and the second gear fixed connection of base through the pivot.

Preferably, the lever placing hole is formed in the inner wall of the rotating rod, and the lever placing hole is used for inserting the lengthening lever, so that labor is saved when the rotating rod rotates conveniently.

Preferably, the position of I shape stand top both sides is provided with supporting mechanism, supporting mechanism is including two spouts, two the spout is offered respectively and is close top I shape recess position at I shape stand both sides column wall, equal sliding connection of spout inner wall has trapezoidal ejector pad, trapezoidal ejector pad both sides inclined plane has the inclined plane ejector pad through dovetail respectively sliding connection, a row of supporting hole has been seted up respectively to the protruding column wall in I shape internal column four corners, the inclined plane ejector pad is close to the equal fixedly connected with support column in supporting hole one side, the inner wall sliding connection of support column and the supporting hole that corresponds in I shape internal column one side, be provided with the briquetting on the I shape stand recess, and the briquetting runs through the column wall and the fixed surface connection of trapezoidal ejector pad of I shape stand, drives the inclined plane ejector pad through the trapezoidal ejector pad that sets up and drives the removal, supports I shape internal column through inserting the support column supporting force to the threaded rod, and easy smooth tooth takes place when decurrent pressure is too big.

Preferably, the one side fixedly connected with spring that the briquetting was kept away from to trapezoidal ejector pad, and the one end and the spout fixed connection that trapezoidal ejector pad was kept away from to the spring, the tension through setting up the spring is convenient to be pushed out trapezoidal ejector pad and drive the support column and take out from the supporting hole through the inclined plane ejector pad to block when avoiding I shape inner column to slide.

Preferably, the support column is far away from the one end outer wall conical surface setting of inclined plane ejector pad, only supports in the support hole through conical surface setting facilitates the use of support column insertion.

Preferably, the top fixedly connected with roof of I shape inner column, the connecting hole has been seted up respectively to roof top four corners position, and the connecting hole of setting is used for through bolted connection crossbeam usefulness.

(III) beneficial effects

Compared with the prior art, the utility model provides a steel structure convenient for stretching and height adjustment, which has the following beneficial effects:

1. this steel construction convenient to tensile height-adjusting through setting up telescopic machanism, through inserting the extension lever and placing downthehole rotation of lever, drives the second gear rotation, drives first gear through the meshing and rotates and drive the threaded rod rotation, establishes relation of connection and carries out relative spacing through I shape stand and I shape interior post cover, drives I shape interior post through the screw thread piece and rises to reach the purpose of convenient height-adjusting.

2. This steel construction convenient to tensile height-adjusting through setting up supporting mechanism, makes trapezoidal ejector pad pass through inclined plane ejector pad and promotes the support column and insert corresponding supporting hole through pressing the briquetting, and rethread rotates the threaded rod and makes I shape inner column drop down and live the support column to conveniently support, in order to avoid I shape inner column holding power to fall on the threaded rod, the smooth tooth takes place easily when decurrent pressure is too big.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side cross-sectional view of the present utility model;

FIG. 3 is a cross-sectional view of the utility model A-A.

In the figure: 1. a bottom plate; 101. a mounting hole; 2. a telescoping mechanism; 201. a base; 202. i-shaped upright posts; 203. i-shaped inner column; 204. a threaded rod; 205. a screw block; 206. a first gear; 207. a second gear; 208. a rotating rod; 209. a lever placement hole; 3. a support mechanism; 301. a chute; 302. a trapezoidal push block; 303. an inclined surface pushing block; 304. a support hole; 305. a support column; 306. a spring; 307. briquetting; 4. a top plate; 401. and a connection hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-3, the utility model provides a steel structure convenient for stretching and height adjustment, which comprises a bottom plate 1, mounting holes 101 are respectively formed in four corners of the top of the bottom plate 1, a telescopic mechanism 2 is arranged at the top of the bottom plate 1, the telescopic mechanism 2 comprises a base 201, an i-shaped upright post 202 is fixedly arranged at the top of the base 201, an i-shaped inner post 203 is slidably connected to the inner wall of the i-shaped upright post 202, a threaded rod 204 is rotatably connected to the bottom of the inner wall of the base 201 through a bearing, the threaded rod 204 extends to the inside of the i-shaped inner post 203 through a round hole formed in the base 201, a threaded block 205 is connected to the outer wall of the threaded rod 204 through threads, the threaded block 205 is fixedly connected with the inner wall of the i-shaped inner post 203 close to the bottom, a first gear 206 is fixedly sleeved on the outer wall of the threaded rod 204, a second gear 207 is meshed and connected to the first gear 206, a rotating rod 208 is arranged on the outer wall of the base 201, the rotating rod 208 is fixedly connected with the second gear 207 through a rotating shaft, a lever placing hole 209 is formed in the inner wall of the rotating rod 208, and the lever placing hole 209 is used for inserting and lengthening the lever placing hole 209 so as to facilitate rotation.

In this embodiment, by setting the telescopic mechanism 2, inserting the extension lever into the lever placement hole 209 to rotate, driving the second gear 207 to rotate, driving the first gear 206 to rotate through the meshed first gear 206 to drive the threaded rod 204 to rotate, and relatively limiting the connection relationship between the i-shaped upright post 202 and the i-shaped inner post 203 by sleeving, and driving the i-shaped inner post 203 to rise through the threaded block 205, so as to achieve the purpose of conveniently adjusting the height.

Example 2

As shown in fig. 1-3, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the position of both sides of the top of the I-shaped upright post 202 is provided with a supporting mechanism 3, the supporting mechanism 3 comprises two sliding grooves 301, the two sliding grooves 301 are respectively arranged at the positions, close to the top I-shaped groove, of the column walls of both sides of the I-shaped upright post 202, the inner walls of the sliding grooves 301 are all in sliding connection with a trapezoid pushing block 302, the inclined surfaces of both sides of the trapezoid pushing block 302 are respectively in sliding connection with an inclined surface pushing block 303 through dovetail grooves, a row of supporting holes 304 are respectively arranged on the column walls protruding from the four corners of the I-shaped upright post 203, one side of the inclined surface pushing block 303 is fixedly connected with a support column 305, the support column 305 is in sliding connection with the inner wall of the corresponding supporting hole 304 on one side of the I-shaped upright post 203, a pressing block 307 penetrates through the column wall of the I-shaped upright post 202 and is fixedly connected with the surface of the trapezoid pushing block 302, the inclined surface pushing block 303 is driven to move by the trapezoid pushing block 302, the support column 305 is inserted into the supporting hole 304 to support the I-shaped inner column 203, the supporting force of the supporting rod 204 is prevented from falling down easily to the threaded rod 204, downward pressure is easily generated when the inclined surface of the trapezoid pushing block 305 is excessively large, one side of the trapezoid pushing block 307 is far away from the supporting block 306 is far from the supporting hole 306, one side of the inclined surface is far away from the top plate is far from the top plate 304, one end of the supporting block is conveniently arranged on the top plate is far from the top plate, and is far from the top plate 304 by the top plate, and is conveniently connected with the top plate 303 by the inclined surface by the supporting block, and is far from the supporting block 203, and one end is far from the top plate is conveniently is far from the supporting rod, and is far side, and is far from the supporting rod is a supporting rod, and is a supporting rod is, by the supporting a supporting rod. The connection holes 401 are provided for connecting the cross members by bolts.

In this embodiment, by setting the supporting mechanism 3, the trapezoidal pushing block 302 is pushed by the pressing block 307 to push the supporting column 305 through the inclined pushing block 303 to insert into the corresponding supporting hole 304, and then the threaded rod 204 is rotated to make the i-shaped inner column 203 descend to press the supporting column 305, so as to support conveniently, so that the supporting force of the i-shaped inner column 203 is prevented from falling onto the threaded rod 204, and sliding teeth are easy to occur when the downward pressure is too large.

The working principle of the steel structure convenient for stretching and adjusting the height is specifically described below.

As shown in fig. 1-3, when in use, the lengthened lever is inserted into the lever placing hole 209 to rotate, the second gear 207 is driven to rotate, the first gear 206 is driven to rotate by the meshed first gear 206 to drive the threaded rod 204 to rotate, the connection relation between the i-shaped upright post 202 and the i-shaped inner post 203 is sleeved to perform relative limit, the i-shaped inner post 203 is driven to rise by the threaded block 205, the purpose of conveniently adjusting the height is achieved, the trapezoidal push block 302 is pushed by the inclined push block 303 to be inserted into the corresponding supporting hole 304 by the pressing block 307, the i-shaped inner post 203 is lowered by the rotating threaded rod 204 to conveniently support the supporting post 305, and sliding teeth are easy to occur when the supporting force of the i-shaped inner post 203 falls onto the threaded rod 204 and the downward pressure is overlarge.

Claims

1. The utility model provides a steel construction convenient to tensile height-adjusting, includes bottom plate (1), its characterized in that: the utility model provides a mounting hole (101) have been seted up respectively to the position in bottom plate (1) top four corners, the top of bottom plate (1) is provided with telescopic machanism (2), telescopic machanism (2) are including base (201), the top fixed mounting of base (201) has I shape stand (202), I shape stand (202) inner wall sliding connection has I shape inner column (203), the bottom of base (201) inner wall is connected with threaded rod (204) through the bearing rotation, and threaded rod (204) extend to the inside of I shape inner column (203) through the round hole that base (201) was seted up, threaded rod (204) outer wall threaded connection has screw thread piece (205), screw thread piece (205) are close bottom position fixed connection with I shape inner column (203) inner wall, the position fixed cover that the threaded rod (204) outer wall is in base (201) inside is equipped with first gear (206), first gear (206) meshing is connected with second gear (207), base (201) outer wall is provided with bull stick (208), and bull stick (208) run through one side and second gear (207) fixed connection of base (201) through the pivot.

2. A steel structure for facilitating the tensile adjustment of height according to claim 1, wherein: the inner wall of the rotating rod (208) is provided with a lever placing hole (209).

3. A steel structure for facilitating the tensile adjustment of height according to claim 1, wherein: the supporting mechanism (3) is arranged at the two sides of the top of the I-shaped upright post (202), the supporting mechanism (3) comprises two sliding grooves (301), the two sliding grooves (301) are respectively arranged at the positions, close to the I-shaped grooves, of the tops of the two side column walls of the I-shaped upright post (202), the inner walls of the sliding grooves (301) are respectively and slidably connected with a trapezoid pushing block (302), inclined surface pushing blocks (303) are respectively and slidably connected with two side inclined surfaces of the trapezoid pushing block (302) through dovetail grooves, a row of supporting holes (304) are respectively formed in the column walls protruding from the four corners of the I-shaped inner column (203), supporting columns (305) are fixedly connected to one sides, close to the supporting holes (304), of the inclined surface pushing blocks (303), corresponding to one side of the I-shaped inner column (203), of the supporting columns (305) are slidably connected with the inner walls of the supporting holes (304), and pressing blocks (307) penetrate through the column walls of the I-shaped upright post (202) and are fixedly connected with the surfaces of the trapezoid pushing blocks (302).

4. A steel structure for facilitating the tensile adjustment of a height according to claim 3, wherein: one surface of the trapezoid pushing block (302) far away from the pressing block (307) is fixedly connected with a spring (306), and one end of the spring (306) far away from the trapezoid pushing block (302) is fixedly connected with the sliding groove (301).

5. A steel structure for facilitating the tensile adjustment of a height according to claim 3, wherein: the outer wall conical surface of one end of the support column (305) far away from the inclined surface pushing block (303) is arranged.

6. A steel structure for facilitating the tensile adjustment of height according to claim 1, wherein: the top of I shape inner column (203) fixedly connected with roof (4), connecting hole (401) have been seted up respectively in roof (4) top four corners position.