CN217413812U - Special wrench for air pipe installation - Google Patents
Special wrench for air pipe installation Download PDFInfo
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- CN217413812U CN217413812U CN202221192665.3U CN202221192665U CN217413812U CN 217413812 U CN217413812 U CN 217413812U CN 202221192665 U CN202221192665 U CN 202221192665U CN 217413812 U CN217413812 U CN 217413812U
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- nut
- fixing block
- rod
- outer sleeve
- bolt
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Abstract
The utility model discloses a special spanner of tuber pipe installation, including outer sleeve and interior nut anchorage bar, the outer sleeve is including running through the first pole hole of crossing on it, interior nut anchorage bar runs through first pole hole of crossing, and have the clearance between the inner wall in interior nut anchorage bar and the first pole hole of crossing, the bottom of interior nut anchorage bar is equipped with the nut fixed block, the lower surface of nut fixed block is equipped with sunken nut that forms and accepts and the anti-rotating groove, the lateral part of nut fixed block is equipped with the screw hole that the intercommunication nut was acceptd and was prevented the groove, threaded hole is equipped with holding screw, the below of nut fixed block is equipped with the bolt fixed block, the upper surface of bolt fixed block is equipped with sunken bolt head that forms and accepts and prevents the groove, special spanner of tuber pipe installation still is including the connecting sleeve and the connecting rod of bolt fixed block. Compared with the prior art, adopt the utility model discloses, can solve narrow space tuber pipe junction bolt-up's problem, improve the efficiency and the quality of tuber pipe installation, reduce workman intensity of labour.
Description
Technical Field
The utility model belongs to the technical field of the mounting tool, especially, relate to a special spanner of tuber pipe installation.
Background
When carrying out tuber pipe installation operation, because the ventilating shaft space that the building was reserved is very little, installation space is narrow when leading to the tuber pipe to connect, in order to realize the on-the-spot installation of tuber pipe, needs fasten the bolt of tuber pipe junction.
The scheme adopted in the prior art is as follows: the operator stretches the hand into the fastening bolt, and the operation difficulty of the mode is large, and the operation is extremely inconvenient. Therefore, adopt prior art's scheme to lead to the tuber pipe easily to connect the quality poor, have the big risk of leaking out and later stage detection difficulty.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Based on this, the utility model provides a special spanner of tuber pipe installation, this special spanner of tuber pipe installation aim at solving among the prior art and carry out tuber pipe junction bolt-up in narrow space and have the big and poor technical problem of connection quality of the degree of difficulty.
(II) technical scheme
In order to solve the technical problem, the utility model provides a special wrench for installing an air duct, which comprises an outer sleeve and an inner nut fastening rod, the outer sleeve comprises a first rod passing hole penetrating through the outer sleeve, the inner nut fastening rod penetrates through the first rod passing hole, a gap is arranged between the inner nut fastening rod and the inner wall of the first rod passing hole, a nut fixing block is arranged at the bottom end of the inner nut fastening rod, the lower surface of the nut fixing block is provided with a nut accommodating and anti-rotating groove which is formed by sinking, the side part of the nut fixing block is provided with a threaded hole which is communicated with the nut accommodating and anti-rotating groove, a set screw is arranged in the threaded hole, a bolt fixing block is arranged below the nut fixing block, the upper surface of the bolt fixing block is provided with a bolt head accommodating and anti-rotating groove formed by sinking, and the special wrench for air pipe installation further comprises a connecting rod for connecting the outer sleeve and the bolt fixing block.
Preferably, the first rod passing hole is circular, and the inner nut fastening rod is circular rod-shaped.
Preferably, the connecting rod is including the last flat board, the side bend board and the lower flat board that link to each other in order, the lower part cover of outer sleeve is equipped with the reinforcing ring, reinforcing ring with the outer sleeve is fixed to be linked to each other, the bottom of reinforcing ring with the bottom parallel and level of outer sleeve, it crosses the pole hole to be equipped with the second that runs through on it on the flat board to go up, it is fixed in to go up the flat board the bottom surface of outer sleeve, the bolt fixing block is fixed in on the lower flat board.
Preferably, the top of the inner nut fastening rod is also provided with a rotating handle, the rotating handle is integrally rod-shaped, and the rotating handle is perpendicular to the inner nut fastening rod.
Preferably, the bolt fixing block is detachably connected with the lower flat plate; the nut fixing block is detachably connected with the inner nut fastening rod.
Preferably, the connecting rod is integrally C-shaped.
Preferably, the nut accommodating and rotation preventing groove is in a regular hexagon shape, and the side face of the bolt head accommodating and rotation preventing groove at least comprises a plane.
Preferably, the outer sleeve, the inner nut fastening rod, the bolt fixing block, the nut fixing block, the rotating handle and the connecting rod are all made of metal materials.
Preferably, the outer sleeve, the inner nut fastening rod, the bolt fixing block, the nut fixing block, the rotating handle and the connecting rod are all made of aluminum alloy or steel.
Preferably, the outer sleeve is cylindrical, the bolt fixing block is cylindrical, and the nut fixing block is cylindrical.
(III) advantageous effects
The utility model discloses with prior art contrast, the utility model discloses tuber pipe installation special spanner's beneficial effect mainly includes:
the special wrench for installing the air pipe is suitable for fastening the bolt at the joint of the air pipe in a narrow space, improves the installation efficiency and quality of the air pipe in the narrow space, and reduces the labor intensity of workers connected with the air pipe in the narrow space; the special wrench for installing the air pipe has simple and reliable structure and low cost; flexible and convenient use, strong practicability and high popularization value.
Drawings
The features and advantages of the invention will be more clearly understood by reference to the accompanying drawings, which are schematic and should not be understood as imposing any limitation on the invention, in which:
fig. 1 is a schematic overall structure diagram of a wrench special for air duct installation according to an embodiment of the present invention;
fig. 2 is an application schematic diagram of the special wrench for air duct installation according to the embodiment of the present invention.
Description of reference numerals:
100. a special spanner for mounting the air pipe is 200, air pipe connecting lugs are 300, fastening nuts are 300, and fastening bolts are 400;
1. the bolt fastening device comprises an outer sleeve, 2. an inner nut fastening rod, 3. a bolt fixing block, 4. a nut fixing block, 5. a rotating handle, 6. a fastening screw, 7. a connecting rod and 8. a reinforcing ring;
11. a first rod passing hole;
31. the bolt head is accommodated and the anti-rotation groove is formed;
41. the nut is accommodated and prevented from rotating;
71. an upper flat plate, 72, a side bent plate, 73, a lower flat plate;
711. a second rod passing hole.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms different from the embodiments described herein and similar modifications may be made by those skilled in the art without departing from the spirit and scope of the invention and, therefore, the invention is not limited to the embodiments disclosed below.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the two elements may be mechanically or electrically connected, directly or indirectly connected through an intermediate medium, or connected through the inside of the two elements, or "in transmission connection", that is, connected in a power manner through various suitable manners such as belt transmission, gear transmission, or sprocket transmission. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The wrench 100 for installing an air duct of the present invention will be further described with reference to fig. 1-2.
The utility model discloses a special wrench 100 for installing an air duct, which comprises an outer sleeve 1 and an inner nut fastening rod 2, wherein the outer sleeve 1 comprises a first rod passing hole 11 which penetrates through the outer sleeve, the inner nut fastening rod 2 penetrates through the first rod passing hole 11, and a gap is formed between the inner wall of the inner nut fastening rod 2 and the inner wall of the first rod passing hole 11, the bottom end of the inner nut fastening rod 2 is provided with a nut fixing block 4, the lower surface of the nut fixing block 4 is provided with a nut accommodating and anti-rotation groove 41 formed by sinking, the side part of the nut fixing block 4 is provided with a threaded hole for communicating the nut accommodating and anti-rotation groove 41, a fastening screw 6 is arranged in the threaded hole, a bolt fixing block 3 is arranged below the nut fixing block 4, the upper surface of the bolt fixing block 3 is provided with a bolt head accommodating and anti-rotation groove 31 formed by sinking, and the special wrench 100 for air pipe installation further comprises a connecting rod 7 for connecting the outer sleeve 1 and the bolt fixing block 3.
In this embodiment, the inner nut tightening rod 2 can rotate in the outer sleeve 1, and the inner nut tightening rod 2 can move up and down along the axial direction of the outer sleeve 1. The nut fixing block 4 can be driven to rotate by rotating the inner nut fastening rod 2, the inner nut fastening rod 2 can be driven to move up and down, and the nut fixing block 4 can be driven to be far away from or close to the bolt fixing block 3.
More specifically, the first rod passing hole 11 is circular, the inner nut tightening rod 2 is circular rod-shaped,
the nut accommodating and rotation preventing groove 41 is used for accommodating the fastening nut 300, the shape of the nut accommodating and rotation preventing groove 41 is matched with that of the fastening nut 300, for example, the fastening nut 300 is hexagonal, the nut accommodating and rotation preventing groove 41 is also hexagonal, the fastening nut 300 is quincunx, the nut accommodating and rotation preventing groove 41 is also quincunx, and the fastening nut 300 is prevented from being circular, so as to prevent the fastening nut 300 and the nut fixing block 4 from rotating relatively. The fastening nut 300 is preferably an outer hexagonal nut or a square-head nut, and it is ensured that the fastening nut 300 can rotate along with the nut fixing block 4.
Similarly, the bolt head accommodating and rotation preventing groove 31 is used for accommodating the bolt head of the fastening bolt 400, the shape of the bolt head accommodating and rotation preventing groove 31 is matched with the shape of the bolt head of the fastening bolt 400, for example, the bolt head of the fastening bolt 400 is hexagonal, the bolt head accommodating and rotation preventing groove 31 is also hexagonal, the bolt head of the fastening bolt 400 is quincunx, the bolt head accommodating and rotation preventing groove 31 is also quincunx, and the bolt head of the fastening bolt 400 is prevented from being circular, so as to prevent the bolt head of the fastening bolt 400 and the bolt fixing block 3 from rotating relatively. The fastening bolt 400 is preferably an outer hexagon bolt or a square-head screw, and it is ensured that the bolt head of the fastening bolt 400 can rotate along with the bolt fixing block 3.
The following specifically uses fastening bolt 400 as outer hexagon bolt, fastening nut 300 as outer hexagon nut as an example, and explains the utility model discloses a use of special spanner 100 for air pipe installation.
The first step, get the utility model discloses a special spanner 100 of tuber pipe installation to put into the bolt hexagonal head and accept and prevent in the rotational lock 31 the bolt head.
And secondly, placing the outer hexagon nut into the nut accommodating and anti-rotating groove 41, and screwing the fastening screw 6 on the nut fixing block 4 to prevent the outer hexagon nut from falling off. Note that the tightness of the set screw 6 is only required to ensure that the outer hexagon nut does not fall off, and the set screw cannot be tightened excessively so as to prevent the nut from being difficult to separate from the nut fixing block 4.
Thirdly, the air duct installation wrench 100 is integrally extended to the air duct connection lug 200, and the fastening bolt 400 is extended into the bolt hole of the air duct connection lug 200 from bottom to top.
Fourth, the inner nut fastening rod 2 is moved downward such that the fastening nut 300 approaches the fastening bolt 400.
And a fifth step of rotating the inner nut fastening rod 2 to gradually screw the fastening nut 300 onto the fastening bolt 400, thereby completing the connection of the fastening nut 300 and the fastening bolt 400.
Sixthly, the internal nut fastening rod 2 is moved upwards to enable the fastening nut 300 to be separated from the nut fixing block 4, then the special wrench 100 for mounting the air duct is integrally moved downwards to enable the fastening bolt 400 to be separated from the bolt fixing block 3, and the next group of bolts and nuts can be continuously mounted.
The whole installation process does not need an operator to extend the hand to the fixing bolt at the air pipe connecting lug 200, so that the operation difficulty is greatly reduced, the convenience of operation is improved, and the quality of air pipe connection is ensured.
To sum up, adopt the utility model discloses a special spanner 100 is installed to tuber pipe can solve narrow space tuber pipe junction bolt-up's problem, improves the efficiency and the quality of tuber pipe installation, greatly reduces narrow space tuber pipe junction bolt-up's workman intensity of labour.
According to the utility model discloses a specific embodiment, connecting rod 7 includes dull and stereotyped 71, the side bend board 72 and the dull and stereotyped 73 down that links to each other in order, and the lower part cover of outer sleeve 1 is equipped with reinforcing ring 8, and reinforcing ring 8 links to each other with outer sleeve 1 is fixed, and reinforcing ring 8's bottom and outer sleeve 1's bottom parallel and level are equipped with the second pole hole 711 that runs through on going up dull and stereotyped 71, goes up dull and stereotyped 71 and is fixed in the bottom surface of outer sleeve 1, and bolt fixing piece 3 is fixed in down on the dull and stereotyped 73.
More specifically, the reinforcement ring 8 and the outer sleeve 1 may be of unitary construction. And integral processing and forming are adopted.
In this embodiment, the reinforcing ring 8 can increase the contact area with the upper plate 71, so that the upper plate 71 can be stably welded to the lower portion of the outer sleeve 1, the second rod passing hole 711 is formed in the upper plate 71, the upper plate 71 is arranged around the lower portion of the outer sleeve 1, the stress effect is better, and after the device is used for a long time, the alignment accuracy of the bolt head accommodating and rotation preventing groove 31 and the nut accommodating and rotation preventing groove 41 can be still ensured, so that the fastening bolt 400 can be smoothly screwed into the fastening nut 300.
According to the utility model discloses a specific embodiment, the top of interior nut anchorage bar 2 still is equipped with twist grip 5, and twist grip 5 is whole for shaft-like, and twist grip 5 sets up with interior nut anchorage bar 2 is perpendicular.
In this embodiment, the rotating handle 5 can be cross-shaped or straight rod-shaped, and through increasing the rotating handle 5, the manual hand-held operation is facilitated, and during the concrete implementation, rubber can be coated on the outer sleeve of the rotating handle 5 to improve the comfort level of the manual operation.
According to the specific embodiment of the utility model, the bolt fixing block 3 is detachably connected with the lower flat plate 73; the nut fixing block 4 is detachably connected with the inner nut fastening rod 2.
More specifically, the bolt fixing block 3 and the lower plate 73 may be detachably coupled using a pin or a screw connector, and likewise, the nut fixing block 4 and the inner nut fastening rod 2 may be detachably coupled using a pin or a screw connector.
The structure has the advantages that the bolt fixing blocks 3 and the nut fixing blocks 4 of various specifications can be arranged according to the types of field fasteners (the fastening bolts 400 and the fastening nuts 300), the specifications of the bolt head accommodating and anti-rotating grooves 31 and the nut accommodating and anti-rotating grooves 41 are different, different bolt fixing blocks 3 and nut fixing blocks 4 can be replaced according to use requirements, and the application range of the device is widened.
According to the utility model discloses a specific embodiment, connecting rod 7 is whole to be "C" font. The C-shaped connecting rod 7 has an opening to facilitate the insertion of the fastening bolt 400 into the bolt hole of the air duct engaging lug 200.
According to the specific embodiment of the present invention, the nut receiving and rotation preventing groove 41 is a regular hexagonal deformation, and the side of the bolt head receiving and rotation preventing groove 31 at least includes a plane. This structure prevents the fastener (the fastening bolt 400 and the fastening nut 300) from rotating in the groove.
According to the specific embodiment of the utility model, the bolt head is accommodated and the anti-rotation slot is just six deformations. Because of the outer hexagonal screw rod uses comparatively extensively, adopt this structure, can improve the practicality of this device.
According to the utility model discloses a specific embodiment, outer sleeve 1, interior nut anchorage bar 2, bolt fixed block 3, nut fixed block 4, twist grip 5 and connecting rod 7 are made by metal material.
More specifically, the outer sleeve 1, the inner nut fastening rod 2, the bolt fixing block 3, the nut fixing block 4, the rotating handle 5, and the connecting rod 7 are all made of aluminum alloy or steel.
The structure is used for ensuring the strength and the service life of the device, and meanwhile, the welding between the components is facilitated.
The outer sleeve 1 is cylindrical, the bolt fixing block 3 is cylindrical, and the nut fixing block 4 is cylindrical. This structure facilitates molding.
Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (10)
1. A special wrench for installing an air pipe is characterized by comprising an outer sleeve and an inner nut fastening rod, the outer sleeve comprises a first rod passing hole penetrating through the outer sleeve, the inner nut fastening rod penetrates through the first rod passing hole, a gap is arranged between the inner nut fastening rod and the inner wall of the first rod passing hole, a nut fixing block is arranged at the bottom end of the inner nut fastening rod, the lower surface of the nut fixing block is provided with a nut accommodating and anti-rotating groove which is formed by sinking, the side part of the nut fixing block is provided with a threaded hole which is communicated with the nut accommodating and anti-rotating groove, a set screw is arranged in the threaded hole, a bolt fixing block is arranged below the nut fixing block, the upper surface of the bolt fixing block is provided with a bolt head accommodating and anti-rotating groove formed by sinking, and the special wrench for air pipe installation further comprises a connecting rod for connecting the outer sleeve and the bolt fixing block.
2. The special wrench for installing the air duct according to claim 1, wherein the first rod passing hole is circular, and the internal nut fastening rod is circular rod-shaped.
3. The special wrench for installing the air duct according to claim 1 or 2, wherein the connecting rod comprises an upper flat plate, a lateral bending plate and a lower flat plate which are sequentially connected, a reinforcing ring is sleeved on the lower portion of the outer sleeve and fixedly connected with the outer sleeve, the bottom of the reinforcing ring is flush with the bottom of the outer sleeve, a second rod passing hole penetrating through the upper flat plate is formed in the upper flat plate, the upper flat plate is fixed on the bottom surface of the outer sleeve, and the bolt fixing block is fixed on the lower flat plate.
4. The special wrench for air pipe installation according to claim 3, wherein a rotary handle is further provided on the top of the inner nut tightening rod, the rotary handle is rod-shaped as a whole, and the rotary handle is perpendicular to the inner nut tightening rod.
5. The special wrench for installing the air duct according to claim 4, wherein the bolt fixing block is detachably connected with the lower flat plate; the nut fixing block is detachably connected with the inner nut fastening rod.
6. The special wrench for installing the air duct according to claim 5, wherein the connecting rod is integrally C-shaped.
7. The wrench special for installing the air duct according to claim 6, wherein the nut receiving and rotation preventing groove is in a regular hexagonal shape, and the side surface of the bolt head receiving and rotation preventing groove at least comprises a plane.
8. The special wrench for installing the air duct according to claim 7, wherein the outer sleeve, the inner nut fastening rod, the bolt fixing block, the nut fixing block, the rotating handle and the connecting rod are all made of metal materials.
9. The special wrench for installing the air duct according to claim 8, wherein the outer sleeve, the inner nut fastening rod, the bolt fixing block, the nut fixing block, the rotating handle and the connecting rod are all made of aluminum alloy or steel.
10. The special wrench for installing the air duct according to claim 9, wherein the outer sleeve is cylindrical, the bolt fixing block is cylindrical, and the nut fixing block is cylindrical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221192665.3U CN217413812U (en) | 2022-05-17 | 2022-05-17 | Special wrench for air pipe installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221192665.3U CN217413812U (en) | 2022-05-17 | 2022-05-17 | Special wrench for air pipe installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217413812U true CN217413812U (en) | 2022-09-13 |
Family
ID=83186371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221192665.3U Active CN217413812U (en) | 2022-05-17 | 2022-05-17 | Special wrench for air pipe installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217413812U (en) |
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2022
- 2022-05-17 CN CN202221192665.3U patent/CN217413812U/en active Active
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