CN214402801U

CN214402801U - Device for connecting straight thread sleeve

Info

Publication number: CN214402801U
Application number: CN202022960266.4U
Authority: CN
Inventors: 段世强; 赵斌; 张航; 周敏; 毕张龙; 冯四超; 沈捷; 邢僚
Original assignee: China Railway First Engineering Group Co Ltd; China Railway First Engineering Group Bridge Engineering Co Ltd
Current assignee: China Railway First Engineering Group Co Ltd; China Railway First Engineering Group Bridge Engineering Co Ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-10-15
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a device for straight thread muffjoint, including the bottom plate, the top of bottom plate is fixed with the backup pad, and is V type structure, and the top of backup pad is fixed with driving motor, is fixed with the connecting piece on driving motor's the transmission shaft, is provided with movable bolt between connecting piece and the driving motor, and driving motor's one end is kept away from to the connecting piece is installed breakout tongs spanner head, and the universal wheel is installed in proper order to the bottom avris of bottom plate, and is the rectangular array and distributes. The utility model relates to a device for straight thread muffjoint, it is rotatory to drive the connecting piece through driving motor's transmission shaft, and the connecting piece drives the breakout tongs wrench head rotatory for breakout tongs wrench head centre gripping reinforcing bar is rotatory, with reinforcing bar and straight thread muffjoint threaded connection, screws up when the reinforcing bar reaches minimum tightening torque, can accomplish being connected between reinforcing bar and the reinforcing bar, has avoided the operability problem that the people appears easily and has leaded to unable screwing up the reinforcing bar to the condition of minimum tightening torque.

Description

Device for connecting straight thread sleeve

Technical Field

The utility model relates to a civil engineering technical field, in particular to a device for straight thread muffjoint.

Background

At present, there are many connection modes of the steel bar joint when mechanically connecting the limited length steel bars in China, such as: taper thread sleeve connection, extrusion sleeve connection, equal-strength straight thread sleeve connection. Wherein, equal-strength straight thread sleeve connection is mostly connected by adopting a manual screwing mode through a pipe wrench. The disadvantages and shortcomings of this technique are: in the manual tightening process, the time consumption is long, the efficiency is low, and due to the error of manual operation, the condition of rework caused by the fact that the minimum tightening torque cannot be achieved sometimes occurs.

At present, current straight thread box coupling mode still has a lot of not enoughly in the convenience, and the most device simple structure that is used for straight thread box coupling utilizes the breakout tongs spanner manual work to connect because of traditional straight thread box coupling, and efficiency is lower to can appear not reaching the condition that minimum tightening torque leads to doing over again because of workman's operational difference, so propose a device that is used for straight thread box coupling and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a device for straight thread muffjoint.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a device for straight thread muffjoint, comprising a base plate, the top of bottom plate is fixed with the backup pad, and is V type structure, the top of backup pad is fixed with driving motor, be fixed with the connecting piece on driving motor's the transmission shaft, be provided with movable bolt between connecting piece and the driving motor, driving motor's one end is kept away from to the connecting piece is installed breakout tongs spanner head, the universal wheel is installed in proper order to the bottom avris of bottom plate, and is the rectangle array and distributes.

As a preferred technical scheme of the utility model, the connecting piece is including round pin axle, head rod and second connecting rod, round pin axle passes through movable bolt swing joint with driving motor's transmission shaft, the one end welded fastening that driving motor was kept away from to the round pin axle has the head rod, welded fastening has the second connecting rod on the head rod, the one end and the breakout tongs spanner head fixed connection of second connecting rod.

As a preferred technical scheme of the utility model, last power connector and the control button of installing respectively of driving motor, and power connector and control button all with driving motor electric connection.

As an optimal technical scheme of the utility model, be provided with hexagon bolt in the backup pad, hexagon bolt fixed connection is passed through with the backup pad to the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model relates to a device for straight thread muffjoint, it is rotatory to drive the connecting piece through driving motor's transmission shaft, and the connecting piece drives the breakout tongs wrench head rotatory for breakout tongs wrench head centre gripping reinforcing bar is rotatory, with reinforcing bar and straight thread muffjoint threaded connection, screws up when the reinforcing bar reaches minimum tightening torque, can accomplish being connected between reinforcing bar and the reinforcing bar, has avoided the human operability problem that appears easily and has leaded to unable screwing up the reinforcing bar to the condition of minimum tightening torque, the utility model relates to a rationally, easy operation, labour saving and time saving, very big promotion the connection quality between the reinforcing bar.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a view illustrating the overall usage of the present invention;

in the figure: 1. a base plate; 2. a support plate; 3. a drive motor; 4. a connecting member; 41. a pin shaft; 42. a first connecting rod; 43. a second connecting rod; 5. a movable bolt; 6. a pipe wrench head; 7. a universal wheel; 8. a power supply connector; 9. a control key; 10. a hexagon bolt.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-2, the utility model provides a device for straight thread muffjoint, including bottom plate 1, the top of bottom plate 1 is fixed with backup pad 2, and is V type structure, and the top of backup pad 2 is fixed with driving motor 3, is fixed with connecting piece 4 on driving motor 3's the transmission shaft, is provided with movable bolt 5 between connecting piece 4 and the driving motor 3, and the one end that driving motor 3 was kept away from to connecting piece 4 is installed breakout tongs spanner head 6, and universal wheel 7 is installed in proper order to the bottom avris of bottom plate 1, and is the distribution of rectangle array.

Further, connecting piece 4 includes round pin axle 41, head rod 42 and second connecting rod 43, round pin axle 41 passes through 5 swing joint of movable bolt with driving motor 3's transmission shaft, the one end welded fastening that driving motor 3 was kept away from to round pin axle 41 has head rod 42, welded fastening has second connecting rod 43 on the head rod 42, the one end and the 6 fixed connection of breakout tongs wrench head of second connecting rod 43, for guaranteeing the operation facility, make things convenient for the device to carry out the reinforcing bar material loading, it can move about one hundred eighty degrees about to let round pin axle 41 through movable bolt 5, head rod 42 and second connecting rod 43's effect prevents breakout tongs wrench head 6 when centre gripping reinforcing bar 7, reinforcing bar 7 can not interfere with each other with round pin axle 41.

Install power connector 8 and control button 9 on the driving motor 3 respectively, and power connector 8 and control button 9 all with driving motor 3 electric connection, power connector 8 is connected with external power and provides the electric energy support for driving motor 3, and control button 9 plays the effect of control driving motor 3 use.

Be provided with hex bolts 10 in the backup pad 2, bottom plate 1 passes through hex bolts 10 fixed connection with backup pad 2, is fixed in bottom plate 1 with backup pad 2 through hex bolts 10 on, backup pad 2 plays and supports driving motor 3 and let it use more stably.

Specifically, in the using process, the device is moved to a designated position through the universal wheel 9, one person screws a part (2-3 circles) of the end parts of two steel bars to be connected into the straight thread sleeve respectively to prevent the steel bars from falling off from the straight thread sleeve, and the reinforcing steel bar is fixed by a pipe wrench head 6 at the joint of one reinforcing steel bar close to the straight thread sleeve to be screwed, another person adjusts the connecting piece 4 to a proper position through the pipe wrench head 6, places the reinforcing steel bar at the working bayonet of the pipe wrench head 6, presses a control button 9 to control the driving motor 3 to start working, the driving motor 3 starts to rotate by utilizing the self torque and drives the connecting piece 4 to rotate, thereby make the breakout tongs wrench head 6 drive the reinforcing bar rotatory, until screwing up the reinforcing bar to minimum tightening torque, take out the reinforcing bar from the work bayonet socket of breakout tongs wrench head 6, begin the tightening construction of next reinforcing bar. During the period, the torque wrench can be used for sampling and checking the reinforcing steel bars to check whether the reinforcing steel bars reach the minimum tightening torque required by construction specifications.

The device passes through driving motor's transmission shaft and drives the connecting piece rotation, and the connecting piece drives the breakout tongs wrench head rotation for breakout tongs wrench head centre gripping reinforcing bar is rotatory, with reinforcing bar and straight thread sleeve threaded connection, when twisting to the reinforcing bar and reaching minimum tightening torque, can accomplish being connected between reinforcing bar and the reinforcing bar, avoided the human operability problem that appears easily and lead to can't twist the reinforcing bar to the condition of minimum tightening torque, the utility model relates to a rationally, easy operation, labour saving and time saving, very big promotion the connection quality between the reinforcing bar.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a device for straight thread muffjoint, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is fixed with backup pad (2), and is V type structure, the top of backup pad (2) is fixed with driving motor (3), be fixed with connecting piece (4) on the transmission shaft of driving motor (3), be provided with movable bolt (5) between connecting piece (4) and driving motor (3), driving motor (3) was kept away from in connecting piece (4) one end installs breakout tongs spanner head (6), universal wheel (7) are installed in proper order to the bottom avris of bottom plate (1), and are the distribution of rectangle array.

2. The device for the straight-thread sleeve connection according to claim 1, wherein the connecting member (4) comprises a pin shaft (41), a first connecting rod (42) and a second connecting rod (43), the pin shaft (41) is movably connected with a transmission shaft of the driving motor (3) through a movable bolt (5), the first connecting rod (42) is welded and fixed to one end, away from the driving motor (3), of the pin shaft (41), the second connecting rod (43) is welded and fixed to the first connecting rod (42), and one end of the second connecting rod (43) is fixedly connected with the wrench head (6) of the pipe wrench.

3. The device for the straight-thread sleeve connection is characterized in that a power supply connection port (8) and a control key (9) are respectively installed on the driving motor (3), and the power supply connection port (8) and the control key (9) are electrically connected with the driving motor (3).

4. A device for a straight-thread sleeve connection according to claim 1, wherein a hexagon bolt (10) is arranged on the support plate (2), and the base plate (1) and the support plate (2) are fixedly connected through the hexagon bolt (10).