CN212031158U

CN212031158U - Tension detection device for building engineering

Info

Publication number: CN212031158U
Application number: CN202020669453.4U
Authority: CN
Inventors: 刘思佳; 计明飞; 白玉; 李娅
Original assignee: Csic Haixin Engineering Management Beijing Co ltd
Current assignee: Csic Haixin Engineering Management Beijing Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-11-27
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a tension detection device for construction engineering, which belongs to the technical field of engineering detection and comprises a base and a top plate vertically opposite to the base, wherein four corners of the top end of the base are provided with guide posts which extend upwards, the top ends of the guide posts are fixedly connected with the top plate, and a movable block which is in sliding connection with the guide posts is arranged between the base and the top plate; the bottom surface of the movable block and the top surface of the base are respectively provided with a vertically opposite clamping mechanism, and the clamping mechanisms are respectively detachably connected with the movable block and the base; jacking hydraulic cylinders are respectively arranged between the base and the movable block along the length direction of the base and at two sides of the clamping mechanism; the cylinder body of the jacking hydraulic cylinder is connected with the base, and the piston rod of the jacking hydraulic cylinder is connected with the movable block. The utility model discloses a jacking pneumatic cylinder promotes the movable block up-and-down motion to utilize relative fixture to clip and wait to detect the material and carry out the pulling force and detect, simple structure, convenient operation can be fit for the pulling force detection work of multiple material.

Description

Tension detection device for building engineering

Technical Field

The utility model belongs to the technical field of the technique that the engineering detected and specifically relates to a pulling force detection device for building engineering is related to.

Background

At present, during building construction, certain requirements are required on the quality of engineering materials, and for example, reinforcing steel bars used in reinforced concrete structures can be used for engineering construction only if the reinforcing steel bars have to reach certain tensile strength. Therefore, before construction, a tension detection test needs to be performed on the steel bars to ensure the quality of engineering construction.

The current chinese utility model patent that authorizes bulletin number is CN210123382U discloses a building engineering detects uses pulling force detection device, the on-line screen storage device comprises a base, a control panel, lift the board, pillar and propelling movement cylinder, install control panel on the lateral wall of base, the top of base is fixed with and lifts the board, the couple is installed down on the top of propelling movement cylinder, and the board top of lifting of couple both sides all is fixed with arrangement mechanism down, the pillar is all installed on the board top of lifting of arrangement mechanism one side, and all be provided with the spout on the base member inner wall of pillar both sides, the inside of spout all is fixed with elevating system, the central point of diaphragm bottom puts the department and installs the couple.

The above prior art solutions have the following drawbacks: when the material to be detected is subjected to tension detection, two ends of the material to be detected need to be hung on the upper hook and the lower hook respectively, the material to be detected is not suitable for building materials of steel bars and the like, and the material to be detected can be finished only by using a special intermediate tool, so that the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a pulling force detection device for building engineering, the utility model discloses a jacking pneumatic cylinder promotes the movable block up-and-down motion to utilize relative fixture to clip and wait to detect the material and carry out the pulling force and detect, simple structure, convenient operation can be fit for the pulling force detection work of multiple material.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a tension detection device for constructional engineering comprises a base and a top plate vertically opposite to the base, wherein four corners of the top end of the base are provided with guide columns extending upwards, the top ends of the guide columns are fixedly connected with the top plate, and a movable block in sliding connection with the guide columns is arranged between the base and the top plate; the bottom surface of the movable block and the top surface of the base are respectively provided with a vertically opposite clamping mechanism, and the clamping mechanisms are respectively detachably connected with the movable block and the base; and jacking hydraulic cylinders are respectively arranged between the base and the movable block along the length direction of the base and on two sides of the clamping mechanism.

By adopting the technical scheme, the material to be detected is clamped and fixed by the movable block and the clamping mechanism on the base respectively, the material to be detected can be stretched after the jacking hydraulic cylinder is started, and the tension detection is carried out, so that the structure is simple, the operation is convenient, and the device is suitable for the tension detection work of various materials; the clamping mechanism is detachably connected with the movable block and the base, so that the clamping mechanism is convenient to overhaul and maintain.

The utility model discloses further set up to: the cylinder body of the jacking hydraulic cylinder is connected with the base, and the piston rod of the jacking hydraulic cylinder is connected with the movable block.

Through adopting above-mentioned technical scheme, can make the movable block more stable at the in-process that goes up and down.

The utility model discloses further set up to: a first connecting column extending upwards is arranged on the top surface of the base, and a second connecting column extending downwards is arranged on the bottom surface of the movable block; the clamping mechanism comprises a connecting part close to the first connecting column and the second connecting column respectively and a clamping part far away from the first connecting column and the second connecting column; the connecting part is provided with a connecting groove matched with the first connecting column and the second connecting column on the surface opposite to the first connecting column and the second connecting column, and the first connecting column and the second connecting column are inserted into the connecting groove and are fixed with the connecting part respectively by bolts.

Through adopting above-mentioned technical scheme, utilize bolted connection's mode to realize fixture and the dismantlement of movable block and base and be connected to can guarantee joint strength, avoid the accident to appear in tensile in-process.

The utility model discloses further set up to: one side surface of the clamping part along the width direction is provided with an adjusting groove, and the adjusting groove penetrates through the bottom surface of the clamping part; a first clamping block and a second clamping block which are matched with the adjusting groove in shape are arranged in the adjusting groove; the second clamping block is fixedly connected with the wall of the adjusting groove; and a pushing assembly for pushing the first clamping block to be close to the second clamping block is connected to the end face, far away from the second clamping block, of the first clamping block.

Through adopting above-mentioned technical scheme, can be based on waiting to detect the material and adjust the distance between first grip block and the second grip block and will wait to detect the material and press from both sides tightly.

The utility model discloses further set up to: the pushing assembly comprises a pushing plate arranged between the first clamping block and the groove wall of the adjusting groove; the wall of the adjusting groove opposite to the pushing plate is provided with a threaded hole penetrating through the wall of the adjusting groove, and a driving screw rod is arranged in the threaded hole; one axial end of the driving screw rod is rotatably connected with the pushing plate; the first clamping block is fixedly connected with the pushing plate.

Through adopting above-mentioned technical scheme, rotate the drive lead screw and make the catch bar drive first grip block to the motion of second grip block to it is tight to detect the material clamp.

The utility model discloses further set up to: the surface of the first clamping block opposite to the surface of the second clamping block is a semi-circular arc surface, and threads are arranged on the arc surface.

Through adopting above-mentioned technical scheme, the circular arc face makes things convenient for some circular waiting to detect the material and the screw thread setting can increase first grip block and second grip block and wait to detect the frictional force between the material, avoids detecting that the material appears droing at tensile in-process.

The utility model discloses further set up to: a first jack is formed in the surface of the pushing plate opposite to the first clamping block; a first inserting block which extends outwards and is matched with the first jack is arranged at the position, opposite to the first jack, on the first clamping block; the first inserting block is inserted into the first inserting hole and fixedly connected with the pushing plate through a fixing bolt.

Through adopting above-mentioned technical scheme, can change the first grip block of different specification terminal surfaces as required to also make things convenient for the maintenance of first grip block.

The utility model discloses further set up to: a second jack is formed in the groove wall of the adjusting groove opposite to the second clamping block, and a second inserting block which extends outwards and is matched with the second jack is arranged in the position, opposite to the second jack, of the second clamping block; the second inserting block is inserted into the second inserting hole and is fixedly connected with the groove wall of the adjusting groove through the fixing bolt.

Through adopting above-mentioned technical scheme, the second grip block of different specification terminal surfaces is changed as required to can be applicable to the pulling force detection of multiple material.

To sum up, the utility model discloses a beneficial technological effect does:

1. the adjustable clamping mechanism is arranged between the movable plate and the bottom surface, so that the tension detection device can be suitable for tension detection of various materials, and is simple in structure and convenient to operate;

2. the distance between the first clamping block and the second clamping block can be conveniently adjusted by arranging the movable first clamping block, and the driving screw rod and the pushing plate for pushing the first clamping block, so that the detection material can be clamped;

3. through setting up first grip block and second grip block as dismantling, make things convenient for first grip block and second grip block to change under the damaged condition appearing to can change the first grip block and the second grip block of different terminal surfaces according to actual need, make tension detecting device's practicality higher.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic position diagram of the first connecting column and the second connecting column of the present invention;

fig. 3 is a schematic sectional structure view of the clamping mechanism of the present invention;

FIG. 4 is a partially enlarged schematic view of portion A of FIG. 3;

fig. 5 is an exploded view of the clamping mechanism of the present invention;

fig. 6 is an exploded view of the clamping mechanism of the present invention in another orientation.

In the figure, 1, a base; 11. a first connecting column; 2. a guide post; 3. a top plate; 4. a movable block; 41. a second connecting column; 5. a jacking hydraulic cylinder; 6. a clamping mechanism; 61. a connecting portion; 611. connecting grooves; 62. a clamping portion; 621. an adjustment groove; 622. a push plate; 623. a first clamping block; 624. a second clamping block; 625. a first insert block; 626. a second insert block; 627. a first jack; 628. a second jack; 63. fixing the bolt; 64. driving the screw rod; 65. the handle is rotated.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a pulling force detection device for building engineering, including the base 1 of level setting and be located base 1 top and the vertical relative horizontally roof 3 of base 1. The four corners of the top end of the base 1 are respectively provided with vertical guide posts 2 which extend upwards, and the bottom ends of the guide posts 2 are fixedly connected with the base 1. The top end of the guide post 2 is fixedly connected with the top plate 3. Be provided with between base 1 and the roof 3 with four guide posts 2 sliding connection and the movable block 4 of level setting, guide post 2 all passes from movable block 4.

Jacking hydraulic cylinders 5 which are oppositely arranged at intervals are arranged between the base 1 and the movable block 4 along the length direction of the base 1. The cylinder body of the jacking hydraulic cylinder 5 is fixedly connected with the base 1, and the piston rod of the jacking hydraulic cylinder 5 is fixedly connected with the movable block 4. Under the action of the jacking hydraulic cylinder 5, the movable block 4 can move along the axial direction of the guide post 2.

Referring to fig. 2 and 3, a first connecting column 11 extending vertically upward is fixedly disposed at a center position of the top surface of the base 1, and a second connecting column 41 extending vertically downward is fixedly disposed at a center position of the bottom surface of the movable block 4. The first connecting column 11 and the second connecting column 41 are vertically opposite. The first connecting column 11 and the second connecting column 41 are respectively provided with a threaded hole radially penetrating through the first connecting column 11 and the second connecting column 41. The first connecting post 11 and the second connecting post 41 in this embodiment have the same dimensions.

The clamping mechanisms 6 connected with the first connecting column 11 and the second connecting column 41 are respectively arranged above the first connecting column 11 and below the second connecting column 41.

Referring to fig. 3 and 4, the clamping mechanism 6 includes a connecting portion 61 connected to the first connecting column 11 and the second connecting column 41, respectively, and a clamping portion 62 located away from the first connecting column 11 and the second connecting column 41. The connecting portion 61 is fixedly connected to the clamping portion 62.

The connecting portion 61 is provided with a connecting groove 611 on an end surface far away from the clamping portion 62, the shape of the connecting groove 611 is matched with the shapes of the first connecting column 11 and the second connecting column 41, and both the first connecting column 11 and the second connecting column 41 can be inserted into the connecting groove 611. The bolt holes which penetrate through the connecting portion 61 and are matched with the threaded holes are formed in the positions, opposite to the threaded holes of the first connecting column 11 and the second connecting column 41, of the outer wall of the connecting portion 61. The connecting part 61 is connected with the first connecting column 11 and the second connecting column 41 through bolts.

Referring to fig. 4 and 5, a square adjusting groove 621 is formed on one side surface of the clamping portion 62 along the width direction, and the adjusting groove 621 penetrates through the bottom surface of the clamping portion 62. The adjusting groove 621 is provided therein with a first clamping block 623 and a second clamping block 624, which are matched in shape and opposite to the adjusting groove 621, respectively. The opposite surfaces of the first clamping block 623 and the second clamping block 624 are respectively provided with a vertical semi-arc surface, and the arc surfaces are provided with threads. The semi-circular arc surfaces of the first clamping block 623 and the second clamping block 624 are opposite to each other to form a cylindrical hole.

The first clamping block 623 and the second clamping block 624 with different cambered surface radiuses can be selected according to working requirements, and the opposite surfaces of the first clamping block 623 and the second clamping block 624 can be in other shapes.

A pushing plate 622 matched with the shape of the adjusting groove 621 is arranged between the first clamping block 623 and the adjusting groove 621. A threaded hole horizontally penetrating through the groove wall is formed in the groove wall of the adjusting groove 621 close to the pushing plate 622, a driving screw rod 64 in threaded connection with the groove wall is arranged in the threaded hole, and a rotating handle 65 is fixedly connected to one end, extending out of the groove wall, of the driving screw rod 64. The end of the driving screw 64 remote from the rotating handle 65 is rotatably connected with the pushing plate 622.

Referring to fig. 5 and 6, a first insertion hole 627 is formed in a surface of the pushing plate 622 opposite to the first clamping block 623, and a first insertion block 625 extending outward and matching with the first insertion hole 627 is fixedly disposed at a position of the first clamping block 623 opposite to the first insertion hole 627 of the pushing plate 622. The first plug 625 and the pushing plate 622 are fixedly connected by a fixing bolt 63 (threads are not shown).

A second insertion hole 628 is formed on a groove wall of the adjusting groove 621 opposite to the second clamping block 624, and a second insertion block 626 which extends outwards and is matched with the second insertion hole 628 is fixedly arranged on a position of the second clamping block 624 opposite to the second insertion hole 628. The second insert 626 is fixedly connected with the wall of the adjusting groove 621 by the fixing bolt 63.

The driving screw rod 64 is rotated by the rotating handle 65, the first clamping block 623 approaches to the second clamping block 624 under the driving of the driving screw rod 64, and finally the material to be detected is clamped between the first clamping block 623 and the second clamping block 624

The implementation principle of the embodiment is as follows: when the material is subjected to tension detection, the distance between the opposite clamping mechanisms 6 is adjusted, then the bottom end and the top end of the material are clamped and fixed by the clamping mechanisms 6 on the first connecting column 11 and the second connecting column 41 respectively, and finally the movable block 4 is pushed to ascend by the aid of the jacking hydraulic cylinder 5, so that the material is stretched.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a pulling force detection device for building engineering, includes base (1) and roof (3) vertical relative with base (1), the top four corners of base (1) is provided with guide post (2) that upwards stretches out, the top and roof (3) fixed connection of guide post (2), its characterized in that: a movable block (4) which is connected with the guide post (2) in a sliding way is arranged between the base (1) and the top plate (3); the bottom surface of the movable block (4) and the top surface of the base (1) are respectively provided with a vertically opposite clamping mechanism (6), and the clamping mechanisms (6) are respectively detachably connected with the movable block (4) and the base (1); jacking hydraulic cylinders (5) are respectively arranged between the base (1) and the movable block (4) along the length direction of the base (1) and on two sides of the clamping mechanism (6).

2. The tension detecting device for construction engineering according to claim 1, wherein: the cylinder body of the jacking hydraulic cylinder (5) is connected with the base (1), and the piston rod of the jacking hydraulic cylinder (5) is connected with the movable block (4).

3. The tension detecting device for construction engineering according to claim 1, wherein: a first connecting column (11) extending upwards is arranged on the top surface of the base (1), and a second connecting column (41) extending downwards is arranged on the bottom surface of the movable block (4); the clamping mechanism (6) comprises a connecting part (61) close to the first connecting column (11) and the second connecting column (41) respectively and a clamping part (62) far away from the first connecting column (11) and the second connecting column (41); connecting portion (61) and first spliced pole (11) and second spliced pole (41) are seted up on the face relative with connecting portion (61) and first spliced pole (11) and second spliced pole (41) spread groove (611) that match, first spliced pole (11) and second spliced pole (41) insert in spread groove (611) and utilize the bolt to fix first spliced pole (11) and second spliced pole (41) and connecting portion (61) respectively.

4. The tension detecting device for construction engineering according to claim 3, wherein: one side surface of the clamping part (62) along the width direction is provided with an adjusting groove (621), and the adjusting groove (621) penetrates through the bottom surface of the clamping part (62); a first clamping block (623) and a second clamping block (624) which are matched with the adjusting groove (621) in shape are arranged in the adjusting groove (621); the second clamping block (624) is fixedly connected with the wall of the adjusting groove (621); the end surface of the first clamping block (623) far away from the second clamping block (624) is connected with a pushing assembly for pushing the first clamping block (623) to approach the second clamping block (624).

5. The tension detecting device for construction engineering according to claim 4, wherein: the pushing assembly comprises a pushing plate (622) arranged between the first clamping block (623) and the groove wall of the adjusting groove (621); the wall of the adjusting groove (621) opposite to the pushing plate (622) is provided with a threaded hole penetrating through the wall of the groove, and a driving screw rod (64) is arranged in the threaded hole; one axial end of the driving screw rod (64) is rotationally connected with the pushing plate (622); the first clamping block (623) is fixedly connected with the pushing plate (622).

6. The tension detecting device for construction engineering according to claim 4, wherein: the surface of the first clamping block (623) opposite to the surface of the second clamping block (624) is a semi-arc surface, and threads are arranged on the arc surface.

7. The tension detecting device for construction engineering according to claim 5, wherein: a first insertion hole (627) is formed in the surface of the pushing plate (622) opposite to the first clamping block (623); a first inserting block (625) which extends outwards and is matched with the first inserting hole (627) is arranged at the position, opposite to the first inserting hole (627), of the first clamping block (623); the first inserting block (625) is inserted into the first inserting hole (627) and fixedly connected with the pushing plate (622) by using a fixing bolt (63).

8. The tension detecting device for construction engineering according to claim 5, wherein: a second insertion hole (628) is formed in the groove wall of the adjusting groove (621) opposite to the second clamping block (624), and a second insertion block (626) which extends outwards and is matched with the second insertion hole (628) is arranged at the position, opposite to the second insertion hole (628), on the second clamping block (624); the second inserting block (626) is inserted into the second inserting hole (628) and fixedly connected with the groove wall of the adjusting groove (621) by using a fixing bolt (63).