CN220035905U - Quick connecting device for steel bar sleeve - Google Patents
Quick connecting device for steel bar sleeve Download PDFInfo
- Publication number
- CN220035905U CN220035905U CN202321662712.0U CN202321662712U CN220035905U CN 220035905 U CN220035905 U CN 220035905U CN 202321662712 U CN202321662712 U CN 202321662712U CN 220035905 U CN220035905 U CN 220035905U
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- CN
- China
- Prior art keywords
- reinforcing bar
- sleeve
- hold
- driving motor
- bar
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 34
- 238000003825 pressing Methods 0.000 claims abstract description 27
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 7
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 11
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Wire Processing (AREA)
Abstract
The utility model provides a reinforcing bar sleeve quick connecting device, including driving motor and hold-down mechanism, the driving motor drive is connected with the fixer that is used for fixed reinforcing bar one end, and the reinforcing bar is coaxial with driving motor when the reinforcing bar is fixed by the fixer, hold-down mechanism is used for fixed sleeve, hold-down mechanism includes hold-down bar and brace table that set up from top to bottom, the lower extreme of hold-down bar and equal rotation are connected with the gyro wheel on the brace table, and the roll direction of gyro wheel is parallel with the length direction of reinforcing bar, offer the holding tank that is used for holding the reinforcing bar on the week lateral wall of gyro wheel, at least one stay cord of hold-down bar fixedly connected with, fixedly connected with pedal behind the stay cord downwards passes the brace table. The utility model provides a quick connecting device for a steel bar sleeve, which can be used for quickly connecting steel bars and the sleeve, and a worker can fix the sleeve by stepping on a pedal through a pressing mechanism, so that the device is more labor-saving and is not easy to generate danger.
Description
Technical Field
The utility model relates to the technical field of quick connection of reinforcing steel bars, in particular to a quick connection device for a reinforcing steel bar sleeve.
Background
There is the connection of reinforcing bar during engineering construction, and the reinforcing bar connected mode that current is commonly used mainly has: binding lap joint, welding, mechanical connection, etc. The mechanical connection is a reinforcing steel bar connection mode developed in recent years, realizes the force transmission of the reinforcing steel bars through a sleeve connected between two reinforcing steel bars, is a form of indirect force transmission, and mainly uses the extrusion rib stripping rolling straight threads of the reinforcing steel bars in the mechanical connection, uses a straight thread rolling machine to roll the end parts of the reinforcing steel bars into straight threads, and then uses a straight thread sleeve to connect the two reinforcing steel bars to be butted together. Because the end part of the steel bar is formed by rolling, the steel bar material is processed by cold working, the screw thread and the strength of the steel bar are improved, the influence of the base diameter of the screw thread on the strength weakening caused by the fact that the base diameter of the base material of the steel bar is smaller is made up, and the equal-strength connection of the steel bar is realized.
Mechanical connection techniques, in which the rebar is initially manually connected to the sleeve, are very inefficient. The Chinese patent document CN 18591700U discloses an automatic mechanical screwing machine for reinforcing steel bars and sleeves, and the reinforcing steel bars and the sleeves are connected by driving the reinforcing steel bars to rotate through a motor, so that the problem of low manual connection efficiency is effectively solved. But it adopts the other end of couple suspension reinforcement, needs the manual work to utilize devices such as reinforcing bar calliper to grasp, and the great power of needs just can keep stable, and is more laborious to when the workman grasps not tight, the reinforcing bar calliper probably shakes and causes the injury.
Disclosure of Invention
In order to solve the defects in the prior art, the utility model provides the quick connecting device for the steel bar sleeve, which can be used for quickly connecting the steel bars and the sleeve, and the sleeve can be fixed by only stepping on the pedal by a worker through the pressing mechanism, so that the labor is saved, and danger is not easy to occur.
In order to achieve the above purpose, the utility model adopts the following specific scheme: the utility model provides a reinforcing bar sleeve quick connecting device, including driving motor and hold-down mechanism, the driving motor drive is connected with the fixer that is used for fixed reinforcing bar one end, and the reinforcing bar is coaxial with driving motor when the reinforcing bar is fixed by the fixer, hold-down mechanism is used for fixed sleeve, hold-down mechanism includes hold-down bar and brace table that set up from top to bottom, the lower extreme of hold-down bar and equal rotation are connected with the gyro wheel on the brace table, and the roll direction of gyro wheel is parallel with the length direction of reinforcing bar, offer the holding tank that is used for holding the reinforcing bar on the week lateral wall of gyro wheel, at least one stay cord of hold-down bar fixedly connected with, fixedly connected with pedal behind the stay cord downwards passes the brace table.
Further optimizing as the quick connecting device of the steel bar sleeve: the device also comprises a bracket for supporting the driving motor, and a protective shell for protecting the driving motor is fixedly arranged on the bracket.
Further optimizing as the quick connecting device of the steel bar sleeve: the protective housing includes top protection shield and four lateral part protection shield that encircle driving motor and set up, has seted up the passageway on two lateral part protection shields of setting up relatively, driving motor's output shaft stretches out from one of them passageway back with the fixer is connected.
Further optimizing as the quick connecting device of the steel bar sleeve: the side protection board is fixedly connected with a connecting plate, and the connecting plate is connected with the bracket through a fastening bolt.
Further optimizing as the quick connecting device of the steel bar sleeve: the pressing mechanism comprises a base, two vertical plates which are parallel to each other are vertically fixed on the base, the pedal is slidably connected between the two vertical plates, the supporting table is fixedly connected between the two vertical plates, a top cross rod is fixedly connected between the upper ends of the two vertical plates, a guide pipe which is vertically arranged is fixedly connected to the lower surface of the top cross rod, and the pressing rod is slidably arranged in the guide pipe.
Further optimizing as the quick connecting device of the steel bar sleeve: and a spring is connected between the pressing rod and the top cross rod.
Further optimizing as the quick connecting device of the steel bar sleeve: the vertical plate is provided with a vertically extending sliding groove, and the pedal is fixedly connected with a sliding block matched with the sliding groove.
Further optimizing as the quick connecting device of the steel bar sleeve: the compression rod is fixedly connected with two pull ropes, and the compression rod is located between the two pull ropes when the steel bar or the sleeve is placed on the supporting table.
Further optimizing as the quick connecting device of the steel bar sleeve: and a friction layer is arranged on the inner wall of the accommodating groove.
Further optimizing as the quick connecting device of the steel bar sleeve: the holder is configured as a chuck or a bar wrench.
The beneficial effects are that: according to the utility model, the steel bar and the sleeve can be connected quickly, and the sleeve can be fixed by only stepping on the pedal by a worker through the pressing mechanism, so that the labor is saved, and danger is not easy to occur.
Drawings
FIG. 1 is a schematic view of the overall structure of the device;
FIG. 2 is a schematic structural view of the hold-down mechanism;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is an enlarged view of a portion B in fig. 2.
Description of the drawings: 1-bracket, 2-driving motor, 3-connecting plate, 4-fastening bolt, 5-channel, 6-side protection board, 7-top protection board, 8-fixer, 9-reinforcing bar, 10-top horizontal pole, 11-guide tube, 12-spring, 13-riser, 14-hold down bar, 15-supporting bench, 16-stay cord, 17-spout, 18-pedal, 19-base, 20-slider, 21-gyro wheel.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1 to 4, a quick connecting device for a reinforcing bar sleeve comprises a driving motor 2 and a pressing mechanism, wherein the driving motor 2 is in driving connection with a fixer 8 for fixing one end of the reinforcing bar 9, the reinforcing bar 9 is coaxial with the driving motor 2 when the reinforcing bar 9 is fixed by the fixer 8, the pressing mechanism is used for fixing the sleeve, the pressing mechanism comprises a pressing rod 14 and a supporting table 15 which are arranged up and down, a roller 21 is rotatably connected to the lower end of the pressing rod 14 and the supporting table 15, the rolling direction of the roller 21 is parallel to the length direction of the reinforcing bar 9, a containing groove for containing the reinforcing bar 9 is formed in the peripheral side wall of the roller 21, the pressing rod 14 is fixedly connected with at least one stay cord 16, and the stay cord 16 passes through the supporting table 15 downwards and then is fixedly connected with a pedal 18.
When in use, firstly, the sleeve is preliminarily butted with the steel bar 9, and the head of the steel bar 9 is screwed into the sleeve for 2-3 wires; then one end of the steel bar 9 is fixed through a fixer 8, and the steel bar 9 is coaxial with the driving motor 2 after the fixing is finished; then placing the sleeve on the supporting table 15, and then stepping on the pedal 18 by feet, so that the pedal 18 moves downwards, and the pressing rod 14 is driven to move downwards by the pull rope 16 during the movement of the pedal 18 until the sleeve is clamped by the roller 21 on the pressing rod 14 and the roller 21 on the supporting table 15, at this time, the sleeve enters into the accommodating grooves of the two rollers 21, and the sleeve cannot rotate around the axis of the sleeve when the sleeve is clamped by the two rollers 21 because the rolling direction of the rollers 21 is parallel to the length direction of the steel bar 9; finally, the driving motor 2 is started, the driving motor 2 drives the steel bar 9 to rotate through the fixing device 8, the sleeve is clamped by the two rollers 21 and cannot rotate around the axis of the sleeve, so that the steel bar 9 can move towards the inside of the sleeve in the rotating process, and the end part of the steel bar 9 is fixed by the fixing device 8, so that the sleeve is pulled to move towards the driving motor 2, the rolling direction of the rollers 21 is parallel to the length direction of the steel bar 9, the sleeve cannot be blocked, the steel bar 9 can move towards the inside of the sleeve smoothly, and the connection between the steel bar 9 and the sleeve is realized. The device can also be used for simultaneously connecting two steel bars 9 with one sleeve, at the moment, the two steel bars 9 are respectively screwed into 2-3 wires from two ends of the sleeve, then one end of one steel bar 9 is fixed by the fixer 8, and the other steel bar 9 is fixed by the pressing mechanism.
The utility model can connect the steel bar and the sleeve quickly, and the sleeve can be fixed by only stepping the pedal 18 by a worker through the pressing mechanism, so that the utility model is more labor-saving and is not easy to generate danger.
The device also comprises a bracket 1 for supporting the driving motor 2, and a protective shell for protecting the driving motor 2 is fixedly arranged on the bracket 1. The protective housing includes top protection shield 7 and four lateral part protection shield 6 that encircle driving motor 2 and set up, wherein set up passageway 5 on two relative lateral part protection shield 6 that set up, and driving motor 2's output shaft stretches out from one of them passageway 5 back and is connected with fixer 8. The protective housing is used for protecting driving motor 2, avoids impurity or steam in the environment to invade driving motor 2 inside and causes its damage.
Although the driving motor 2 can be protected by the protective shell, the driving motor 2 still has the possibility of failure, in order to facilitate the rapid disassembly of the driving motor 2 for maintenance after the failure, the side protection plate 6 is fixedly connected with the connecting plate 3, and the connecting plate 3 is connected with the bracket 1 through the fastening bolt 4. The protective housing can be easily attached to the bracket 1 or detached from the bracket 1 by the cooperation of the connection plate 3 and the fastening bolt 4.
In order to ensure that the pedal 18 only moves downwards without deflection, and further ensure that the pressing rod 14 can be pulled downwards smoothly, and simultaneously ensure that the pressing rod 14 also only moves downwards without deflection, so as to ensure that the two rollers 21 can clamp the sleeve smoothly, the pressing mechanism comprises a base 19, two mutually parallel vertical plates 13 are vertically and fixedly arranged on the base 19, the pedal 18 is slidingly connected between the two vertical plates 13, the supporting table 15 is fixedly connected between the two vertical plates 13, the upper ends of the two vertical plates 13 are fixedly connected with a top cross rod 10, the lower surface of the top cross rod 10 is fixedly connected with a guide pipe 11 which is vertically arranged, and the pressing rod 14 is slidingly arranged in the guide pipe 11. The vertical plate 13 is provided with a vertically extending chute 17, and the pedal 18 is fixedly connected with a slide block 20 matched with the chute 17.
When the bar 9 is connected to the sleeve, it is necessary to reset the hold-down mechanism in order to re-connect the other bars 9 to the sleeve, and a spring 12 is connected between the hold-down bar 14 and the top rail 10 for simplicity of operation. When the staff steps on the wiping pedal 18 to enable the pressing rod 14 to move downwards, the pressing rod 14 pulls the spring 12 to stretch, after the steel bar 9 is connected with the sleeve, the staff releases the wiping pedal 18, the spring 12 resets and pulls the pressing rod 14, the pull rope 16 and the stepping pedal 18 to move upwards until resetting, manual operation is not needed, and the device is simpler and more convenient.
In order to ensure the stress balance of the pressing rod 14, the pressing rod 14 is fixedly connected with two pull ropes 16, and the two pull ropes 16 are positioned when the steel bar 9 or the sleeve is placed on the supporting table 15.
In order to further avoid that the sleeve rotates around the axial direction of the sleeve when the two rollers 21 clamp the sleeve, a friction layer is arranged on the inner wall of the accommodating groove. The friction layer may be provided as a rubber layer or as a layer of wear resistant material, such as a silicon carbide layer.
In the present utility model, the holder 8 may be provided as a chuck or a bar spanner, which are common devices in the art, and will not be described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A reinforcing bar sleeve quick connecting device which characterized in that: including driving motor (2) and hold-down mechanism, driving motor (2) drive is connected with fixer (8) that are used for fixed reinforcing bar (9) one end, and reinforcing bar (9) are coaxial with driving motor (2) when fixed by fixer (8), hold-down mechanism is used for fixed sleeve, hold-down mechanism includes hold-down bar (14) and brace table (15) that set up from top to bottom, all rotate on the lower extreme of hold-down bar (14) and brace table (15) and be connected with gyro wheel (21), and the direction of rolling of gyro wheel (21) is parallel with the length direction of reinforcing bar (9), offer the holding tank that is used for holding reinforcing bar (9) on the week lateral wall of gyro wheel (21), hold-down bar (14) fixedly connected with at least one stay cord (16), fixedly connected with trample board (18) behind stay cord (16) downwardly passing brace table (15).
2. The quick connect device for reinforcing bar sleeves as set forth in claim 1, wherein: the device also comprises a bracket (1) for supporting the driving motor (2), and a protective shell for protecting the driving motor (2) is fixedly arranged on the bracket (1).
3. A quick connect device for reinforcing bar sleeves as set forth in claim 2, wherein: the protective housing includes top protection shield (7) and four lateral part protection shield (6) that encircle driving motor (2) setting, has seted up passageway (5) on two lateral part protection shield (6) of setting relatively, and the output shaft of driving motor (2) stretches out from one of them passageway (5) the back with fixer (8) is connected.
4. A quick connect device for reinforcing bar sleeves as claimed in claim 3, wherein: the side protection plate (6) is fixedly connected with the connecting plate (3), and the connecting plate (3) is connected with the bracket (1) through the fastening bolt (4).
5. The quick connect device for reinforcing bar sleeves as set forth in claim 1, wherein: the compressing mechanism comprises a base (19), two mutually parallel vertical plates (13) are vertically fixed on the base (19), the pedal plate (18) is connected between the two vertical plates (13) in a sliding mode, the supporting table (15) is fixedly connected between the two vertical plates (13), a top cross rod (10) is fixedly connected between the upper ends of the two vertical plates (13), a guide pipe (11) is fixedly connected with the lower surface of the top cross rod (10) and is vertically arranged, and the compressing rod (14) is arranged in the guide pipe (11) in a sliding mode.
6. The quick connect device for steel bar sleeves of claim 5, wherein: a spring (12) is connected between the pressing rod (14) and the top cross rod (10).
7. The quick connect device for steel bar sleeves of claim 5, wherein: a vertically extending sliding groove (17) is formed in the vertical plate (13), and the pedal (18) is fixedly connected with a sliding block (20) matched with the sliding groove (17).
8. The quick connect device for reinforcing bar sleeves as set forth in claim 1, wherein: the pressing rod (14) is fixedly connected with two pull ropes (16), and the two pull ropes (16) are positioned when the steel bar (9) or the sleeve is placed on the supporting table (15).
9. The quick connect device for reinforcing bar sleeves as set forth in claim 1, wherein: and a friction layer is arranged on the inner wall of the accommodating groove.
10. The quick connect device for reinforcing bar sleeves as set forth in claim 1, wherein: the holder (8) is configured as a chuck or a bar spanner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662712.0U CN220035905U (en) | 2023-06-28 | 2023-06-28 | Quick connecting device for steel bar sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662712.0U CN220035905U (en) | 2023-06-28 | 2023-06-28 | Quick connecting device for steel bar sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220035905U true CN220035905U (en) | 2023-11-17 |
Family
ID=88723365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321662712.0U Active CN220035905U (en) | 2023-06-28 | 2023-06-28 | Quick connecting device for steel bar sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220035905U (en) |
-
2023
- 2023-06-28 CN CN202321662712.0U patent/CN220035905U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |