CN219987466U

CN219987466U - Screw thread flange piece fastening and torsion detection device

Info

Publication number: CN219987466U
Application number: CN202320868285.5U
Authority: CN
Inventors: 汪波; 陈夕纯; 尹钥; 尚陈; 万占强; 张旭
Original assignee: Anhui Construction Engineering Wandong Construction Investment Co ltd
Current assignee: Anhui Construction Engineering Wandong Construction Investment Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-11-10
Anticipated expiration: 2033-04-18

Abstract

The utility model relates to the technical field of wrenches, in particular to a device for fastening and detecting torque of a threaded flange piece, which comprises a torque wrench and a torque detector arranged on the torque wrench; the torque wrench comprises a wrench body, a grab handle and a fastening component which is arranged on the wrench body and used for fixing a threaded flange piece; the wrench body is detachably and fixedly connected with the grab handle; the torsion detector is sleeved on the grab handle. According to the utility model, the torque detector is arranged on the torque wrench, so that an operator can know the current torque in real time when installing the threaded flange piece, and whether the threaded flange piece is installed is judged.

Description

Screw thread flange piece fastening and torsion detection device

Technical Field

The utility model relates to the technical field of wrenches, in particular to a device for fastening a threaded flange piece and detecting torsion.

Background

The threaded flange piece is widely applied to connection between a valve and a pipeline, and ensures sealing performance. At present, main tools for assembling the threaded flange plates are pipe tongs, chain wrenches, belt wrenches and the like, but the main tools are not ideal assembling tools, wherein biting or slipping occurs on the surface of a workpiece in the assembling process, and the assembling efficiency is low.

Chinese patent CN214393987U discloses a screw flange tightening wrench, which is characterized in that a fixing rod is welded at the front end of a handle, a notch is formed in the handle, a transmission rod is welded with two transmission pieces, the transmission pieces are connected with bolts, and the bolts control the transmission pieces to move along the notch, so that the position of the transmission rod is adjusted according to the diameter of the flange. During the use, insert the front bolt hole of screw thread flange with the dead lever, adjusting bolt's position makes the transfer line arrange the outside rear side of screw thread flange in, makes the transfer line push down hard, and the manual operation handle of this moment, the transfer line pushes down and drives screw thread flange to the pipeline impels, until screw thread flange reaches fastening position, and this spanner simple manufacture, convenient operation, economical and practical has saved manpower and materials, has reduced construction cost.

However, when the screw flange piece is installed, the torque cannot be directly checked, so that the screw flange piece is easy to deform or the installation is not stable enough in the installation process.

Disclosure of Invention

To above-mentioned problem, provide a screw thread flange piece fastening and torsion detection device, through set up torsion detector on the torsion spanner to this makes operating personnel install the screw thread flange piece when, can know current moment of torsion size in real time, thereby judges whether the screw thread flange piece is installed and finishes.

In order to solve the problems in the prior art, the utility model adopts the following technical scheme:

a screw flange fastening and torsion detecting device comprises a torsion wrench and a torsion detector arranged on the torsion wrench; the torque wrench comprises a wrench body, a grab handle and a fastening component which is arranged on the wrench body and used for fixing a threaded flange piece; the wrench body is detachably and fixedly connected with the grab handle; the torsion detector is sleeved on the grab handle.

Preferably, the fastening assembly comprises a positioning rod and an adjusting rod; the locating rod is arranged at the bottom of the wrench body and at one end of the wrench body far away from the grab handle, and is fixedly connected with the wrench body; the end of the wrench body, which is close to the grab handle, is provided with a chute, and the adjusting rod is arranged at the bottom of the wrench body and is in sliding fit with the chute.

Preferably, the fastening assembly further comprises a first bolt; the top end of the positioning rod is provided with a connecting column, and the connecting column is inserted into the wrench body from the bottom of the wrench body; the first bolt is inserted into the wrench body from the top of the wrench body and is in threaded connection with the connecting post.

Preferably, the connecting column is sleeved with a rubber block; the both ends of rubber piece respectively with locating lever and the inside butt of spanner body.

Preferably, the fastening assembly further comprises a screw rod and a hand wheel; the screw rod is arranged in the sliding groove, the axial direction of the screw rod is parallel to the length direction of the sliding groove, two ends of the screw rod are respectively and rotatably connected with two ends of the sliding groove, and the screw rod is in threaded connection with the top end of the adjusting rod; the hand wheel sets up on the top of spanner body and with the one end fixed connection of lead screw.

Preferably, a connecting block is arranged at the fixed end of the wrench body and the grab handle; the grab handle is provided with a slot which is matched with the connecting block; the connecting block is inserted into the slot and is detachably and fixedly connected through a locking screw.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the torque detector is arranged on the torque wrench, so that an operator can know the current torque in real time when installing the threaded flange piece, and whether the threaded flange piece is installed is judged.

2. The wrench body and the grab handle can be detachably and fixedly connected, so that the torque wrench can be separated and corresponding parts can be stored in corresponding positions, and the space occupied by the torque wrench is reduced.

Drawings

FIG. 1 is a perspective view of a screw flange fastening and torque detecting device in use;

FIG. 2 is a bottom view of the screw flange fastening and torque detecting device in use;

FIG. 3 is a perspective view of a threaded flange fastening and torque detecting device;

FIG. 4 is an elevation view of a threaded flange plate fastening and torque detection device;

FIG. 5 is a partial cross-sectional view at A in FIG. 4;

fig. 6 is an exploded perspective view of a threaded flange plate fastening and torque detecting device.

The reference numerals in the figures are:

1-a torque wrench; 11-a wrench body; 111-connecting blocks; 12-grab handle; 121-a slot; 13-a fastening assembly; 131-positioning rod; 132-adjusting the rod; 133-first bolt; 134-rubber blocks; 135-screw rod; 136-a hand wheel;

a 2-torque detector;

3-a threaded flange piece.

Detailed Description

The utility model will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the utility model and the specific objects and functions achieved.

Referring to fig. 1 to 4, the present utility model provides: the device for fastening and detecting the torque of the threaded flange comprises a torque wrench 1 and a torque detector 2 arranged on the torque wrench 1; the torque wrench 1 comprises a wrench body 11, a grab handle 12 and a fastening assembly 13 arranged on the wrench body 11 and used for fixing the threaded flange piece 3; the wrench body 11 is detachably and fixedly connected with the grab handle 12; the torsion detector 2 is sleeved on the grab handle 12.

The torque detector 2 comprises a liquid crystal display module, a key module, a data acquisition module, a data processing module and a power module, so that when the torque wrench 1 fastens the threaded flange plate 3, the data acquisition module starts to detect the torque value of the torque wrench 1 in real time and transmits corresponding data to the data processing module, so that the detected torque value is displayed through the liquid crystal display module, an operator can know the currently applied force in real time, and when the operator screws the threaded flange plate 3 through the torque wrench 1, the torque wrench 1 reminds the operator when the torque reaches a preset value, so that the threaded flange plate 3 is quickly and stably mounted on a corresponding pipeline, and the technical problems of biting or slipping and low assembly efficiency are avoided, the working efficiency is improved, the material and the labor cost are saved, and the operation is simple and convenient.

Referring to fig. 3 and 4, it is shown that: the fastening assembly 13 comprises a positioning rod 131 and an adjusting rod 132; the locating rod 131 is arranged at the bottom of the wrench body 11 and at one end of the wrench body 11 far away from the grab handle 12, and the locating rod 131 is fixedly connected with the wrench body 11; the end of the wrench body 11, which is close to the grab handle 12, is provided with a chute, and an adjusting rod 132 is arranged at the bottom of the wrench body 11 and is in sliding fit with the chute.

When the threaded flange 3 is required to be fastened on a pipeline, the positioning rod 131 on the torque wrench 1 is firstly inserted into the bolt hole on the threaded flange 3, then the adjusting rod 132 is inserted into the other bolt hole on the threaded flange 3, the connecting line between the two bolt holes passes through the center point of the threaded flange 3, and meanwhile, in order to ensure that the torque wrench 1 can adapt to the threaded flange 3 with various diameters, the adjusting rod 132 is slidably connected with the wrench body 11, so that the linear distance between the positioning rod 131 and the adjusting rod 132 is adjusted, so that after the positioning rod 131 and the adjusting rod 132 are inserted into the threaded flange 3, the torque wrench 1 is rotated, so that the threaded flange 3 is fastened on the pipeline, and the torque applied when the threaded flange 3 is screwed is detected in real time, so that the threaded flange 3 is ensured to be firmly mounted on the pipeline.

Referring to fig. 5, it is shown that: the fastening assembly 13 further includes a first bolt 133; the top end of the positioning rod 131 is provided with a connecting column, and the connecting column is inserted into the wrench body 11 from the bottom of the wrench body 11; the first bolt 133 is inserted into the inside of the wrench body 11 from the top of the wrench body 11 and is screw-coupled with the connection post.

The locating rod 131 is fixed to the bottom of the wrench body 11 through the first bolt 133, so that the locating rod 131 can be quickly installed to the bottom of the wrench body 11 when the wrench is required to be used, and meanwhile, when the locating rod 131 needs to be replaced after the torque wrench 1 is used for a long time, the locating rod 131 can be pulled out of the bottom of the wrench body 11 through taking out the first bolt 133, so that the locating rod 131 is replaced, the whole wrench is prevented from being replaced, and the use cost and the maintenance cost are reduced.

Referring to fig. 5, it is shown that: the connecting column is sleeved with a rubber block 134; both ends of the rubber block 134 are respectively abutted against the inside of the positioning rod 131 and the wrench body 11.

When the locating rod 131 is fixed to the bottom of the wrench body 11 through the first bolt 133, the rubber block 134 is arranged between the locating rod 131 and the wrench body 11, so that the phenomenon that the locating rod 131 and the wrench body 11 deform or slide buckle and break due to overtightening between the first bolt 133 and the locating rod 131 can be avoided, the number of times that the torque wrench 1 needs to be maintained is reduced, and the service life is prolonged.

Referring to fig. 6, it is shown: the fastening assembly 13 further comprises a screw rod 135 and a hand wheel 136; the screw rod 135 is arranged in the chute, the axial direction of the screw rod 135 is parallel to the length direction of the chute, two ends of the screw rod 135 are respectively and rotatably connected with two ends of the chute, and the screw rod 135 is in threaded connection with the top end of the adjusting rod 132; a hand wheel 136 is provided at the top end of the wrench body 11 and is fixedly connected with one end of the screw 135.

The hand wheel 136 sets up in the inside of spanner body 11, and the part of hand wheel 136 exposes outside from spanner body 11 inside simultaneously to this makes operating personnel can drive lead screw 135 through stirring hand wheel 136 and rotates, thereby drives the regulation pole 132 through pivoted lead screw 135 and removes, with this distance between adjustment locating lever 131 and the regulation pole 132, until with the distance adjustment between locating lever 131 and the regulation pole 132 to the distance, with this adaptation screw flange piece 3 under the different diameters, improved the suitability of torque wrench 1.

Referring to fig. 6, it is shown: a connecting block 111 is arranged at the fixed end of the wrench body 11 and the grab handle 12; the grab handle 12 is provided with a slot 121 which is matched with the connecting block 111; the connection block 111 is inserted into the slot 121 and is detachably and fixedly connected by a locking screw.

The wrench body 11 and the grab handle 12 are mutually matched and fixed through the connecting block 111, the slot 121 and the locking screw, so that the wrench body 11 can be quickly installed on the grab handle 12 or detached from the grab handle 12, the torque wrench 1 can be quickly separated when not used, and stored, the occupied space of the torque wrench 1 is reduced, and meanwhile, the wrench can be quickly installed when used, so that the use of operators is not delayed.

The foregoing examples merely illustrate one or more embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The device for fastening the threaded flange piece and detecting the torque force comprises a torque wrench (1) and a torque force detector (2) arranged on the torque wrench (1);

the torque wrench is characterized in that the torque wrench (1) comprises a wrench body (11), a grab handle (12) and a fastening assembly (13) which is arranged on the wrench body (11) and is used for fixing the threaded flange piece (3);

the wrench body (11) is detachably and fixedly connected with the grab handle (12);

the torsion detector (2) is sleeved on the grab handle (12).

2. A threaded flange plate fastening and torque detecting device according to claim 1, characterized in that the fastening assembly (13) comprises a positioning rod (131) and an adjusting rod (132);

the locating rod (131) is arranged at the bottom of the wrench body (11) and at one end of the wrench body (11) far away from the grab handle (12), and the locating rod (131) is fixedly connected with the wrench body (11);

one end of the wrench body (11) close to the grab handle (12) is provided with a chute, and the adjusting rod (132) is arranged at the bottom of the wrench body (11) and is in sliding fit with the chute.

3. A threaded flange plate fastening and torque detecting device according to claim 2, characterized in that the fastening assembly (13) further comprises a first bolt (133);

the top end of the positioning rod (131) is provided with a connecting column, and the connecting column is inserted into the wrench body (11) from the bottom of the wrench body (11);

a first bolt (133) is inserted into the wrench body (11) from the top of the wrench body (11) and is screwed with the connecting post.

4. A screw flange fastening and torsion detecting device according to claim 3, wherein the connecting column is sleeved with a rubber block (134);

both ends of the rubber block (134) are respectively abutted with the positioning rod (131) and the inside of the wrench body (11).

5. A threaded flange plate fastening and torque detecting device according to claim 2, characterized in that the fastening assembly (13) further comprises a screw (135) and a hand wheel (136);

the screw rod (135) is arranged in the chute, the axial direction of the screw rod (135) is parallel to the length direction of the chute, two ends of the screw rod (135) are respectively and rotatably connected with two ends of the chute, and the screw rod (135) is in threaded connection with the top end of the adjusting rod (132);

the hand wheel (136) is arranged at the top end of the wrench body (11) and is fixedly connected with one end of the screw rod (135).

6. The device for fastening and detecting the torque force of the threaded flange according to claim 1, wherein a connecting block (111) is arranged at one end of the wrench body (11) fixed with the grab handle (12);

the grab handle (12) is provided with a slot (121) which is matched with the connecting block (111);

the connecting block (111) is inserted into the slot (121) and is detachably and fixedly connected through a locking screw.