CN217751295U - Telescopic multipurpose valve well key - Google Patents
Telescopic multipurpose valve well key Download PDFInfo
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- CN217751295U CN217751295U CN202221903232.4U CN202221903232U CN217751295U CN 217751295 U CN217751295 U CN 217751295U CN 202221903232 U CN202221903232 U CN 202221903232U CN 217751295 U CN217751295 U CN 217751295U
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- rod
- main rod
- telescopic
- limiting
- key
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Abstract
The utility model provides a telescopic multipurpose valve well key, which comprises a handle, a rod body and a key head which are arranged from top to bottom in sequence, wherein the rod body comprises a telescopic rod and a main rod with a hollow structure, one end of the telescopic rod is fixedly connected with the handle, and the other end part of the telescopic rod is inserted into the main rod and is fixedly connected with the main rod; one end of the main rod, which is far away from the handle, is detachably connected with a key head; the telescopic rod of the handle is completely retracted and then is contained in the main rod. The valve well can adapt to different depths by arranging the telescopic rod, and the key head can be replaced by different key heads by detachably connecting the key head with the main rod; the valve can be suitable for different kinds of valve wells; handle and telescopic link are wholly accomodate in the mobile jib through withdrawing the telescopic link after the use technique, reduce the shared space of valve well key, portable.
Description
Technical Field
The utility model relates to a gas valve technical field, in particular to telescopic multipurpose valve well key.
Background
At present, the market demand for clean energy is continuously increasing in order to protect the environment, and natural gas consumption is rapidly developing as clean, efficient and cheap energy. Gas user quantity increases by a wide margin, gas pipe network lays the mileage and more complicacy simultaneously, more and more dispersion, the gas valve well that the period related to is more and more, periodic switch board valve well valve at ordinary times, the very first time is closed when taking place the gas and is leaked the section valve and is the most important on-the-spot treatment measure again, because the construction process in receives the regional condition restriction, the gas valve well of building is darker or narrower, the operating personnel on-off valve well switch valve of being not convenient for, increase operating personnel work load and then influence work efficiency, moreover, current gas valve well valve key is the connecting rod mostly is the fixed length, need carry several kinds of length valve well keys according to the valve well degree of depth during the operation of going out, consequently, the space that occupies is great, it is inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
The utility model provides a convenient to carry, satisfy the telescopic multipurpose valve well key of different well depths. The specific scheme is as follows:
a telescopic multi-purpose valve well key, which comprises a handle, a rod body and a key head which are arranged from top to bottom in sequence,
the telescopic rod comprises a telescopic rod and a main rod with a hollow structure, one end of the telescopic rod is fixedly connected with a handle, the other end part of the telescopic rod is inserted into the main rod and is fixedly connected with the main rod, and the handle is accommodated in the main rod after the telescopic rod is completely contracted;
the one end that the mobile jib is kept away from the handle can be dismantled and be connected with the key head.
Preferably, the top end of the main rod is provided with a locking device, the bottom end of the main rod is provided with a fastening device,
the locking device is detachably connected to the top of the main rod and used for locking the telescopic rod with the proper length on the main rod after the telescopic rod is stretched to the proper length according to actual requirements;
the fastening device is used for fixing the key head on the main rod.
Preferably, the telescopic rod comprises an outer tube and at least one inner tube,
the outer pipe is inserted into the main rod, an inner pipe is arranged in the outer pipe, and the bottom end of the outer pipe is detachably connected with the main rod;
the radial sizes of the inner pipes are sequentially and linearly decreased in a descending manner, the inner pipes are sequentially sleeved in a sliding manner in a descending manner, the inner pipes are connected into the outer pipes in a sliding manner, and one ends, far away from the outer pipes, of the inner pipes penetrate through the locking devices and the handles fixedly connected with the inner pipes.
Preferably, the inner wall of the outer pipe is provided with a first slide rail,
the inner wall of the inner pipe is provided with a second sliding rail, and the outer wall of the inner pipe is provided with a sliding block;
the first sliding rail and the second sliding rail are respectively arranged along the length direction of the inner pipe and the length direction of the outer pipe, and the shapes and the cross-sectional sizes of the first sliding rail and the second sliding rail are the same;
the shape of the sliding block is matched with the shape and the size of the first sliding rail and the second sliding rail, the sliding block is fixedly connected with the inner pipe, the sliding block is inserted into the first sliding rail or the second sliding rail, and the sliding block is respectively connected with the first sliding rail and the second sliding rail in a sliding mode.
Preferably, the top ends of the first slide rail and the second slide rail are respectively provided with an annular limiting baffle,
the limiting baffle is fixedly connected to the end surfaces of the inner pipe and the outer pipe, and a limiting through groove is formed in the downward side of the limiting baffle;
the sliding block is of a cavity structure, an opening is formed in the contact surface of the sliding block and the first sliding rail or the second sliding rail, and the opening is communicated with the cavity structure;
a limiting column and a spring are arranged in the cavity of the sliding block;
the two ends of the spring are respectively fixedly connected with the sliding block and the limiting column;
the limiting column slides along the directions of the inner side and the outer side of the opening, and the limiting column is movably inserted into the limiting through groove.
Preferably, the fastening device comprises a fixed pin shaft and a fastening nut,
the contact surfaces of the key head and the main rod are respectively provided with matched radial through holes,
the fixed pin shaft is inserted into the radial through hole;
the fastening nut is in threaded connection with the pin shaft.
Preferably, the locking device comprises a U-shaped seat and a limiting rod,
the U-shaped seat is fixed at the top end of the main rod;
a limiting groove is formed in the outer side of the inner pipe, and the inner pipe penetrates through the U-shaped seat and is connected with the U-shaped seat in a sliding mode;
the limiting groove is positioned above the sliding block and is arranged along the length direction of the inner pipe;
the rod body of the limiting rod is abutted in the limiting groove, one end of the limiting rod is rotatably connected with one end of the U-shaped seat, and connecting holes are formed in the other end of the limiting rod and the other end of the U-shaped seat respectively;
and a second fixed pin shaft is arranged in the connecting hole.
Compared with the prior art, the beneficial effect of this application lies in:
the key rod body of the valve well key is composed of the telescopic rod and the main rod, the valve well which can adapt to different depths is realized by the telescopic arrangement of the rod, and the key head can be replaced by different key heads by detachably connecting the key head with the main rod; the valve can be suitable for different kinds of valve wells; after the use technology, the handle and the telescopic rod are integrally accommodated in the main rod by retracting the telescopic rod, so that the space occupied by a valve well key is reduced, and the valve well is convenient to carry;
the sliding blocks are respectively connected with the first sliding rail and the second sliding rail in a sliding manner, so that the sliding connection between the inner pipe and between the inner pipe and the outer pipe is realized, and the stability is improved while the telescopic function of the telescopic rod is realized;
the annular limiting baffle plates are arranged at the top ends of the inner pipe and the outer pipe, so that the inner pipe arranged in the inner pipe and the outer pipe is prevented from sliding out of the adjacent inner pipe or outer pipe;
the limiting column is arranged in the sliding block, and when the telescopic rod is pulled to the longest position, the limiting column is automatically clamped in the limiting through groove, so that the telescopic rod can be directly and automatically locked, and the telescopic rod is prevented from sliding off in the use process;
through setting up locking device, realized that the telescopic link can directly lock when drawing to the length that uses dies, prevented the telescopic link landing in the use.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
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 principles of the invention. In the drawings:
fig. 1 is a schematic view of a telescopic multi-purpose valve well key according to an embodiment of the present invention;
fig. 2 is a schematic view illustrating the connection between an inner tube and an outer tube of a telescopic multi-purpose valve well key according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a telescopic multi-purpose valve well key inner tube according to an embodiment of the present invention;
fig. 4 is a top view of a locking device in a retractable multi-purpose valve well key according to an embodiment of the present invention;
the key comprises a handle 1, a main rod 2, a telescopic rod 3, a key head 4, a fastening device 5, a locking device 6, an outer tube 7, an inner tube 8, a first sliding rail 9, a sliding block 10, a limiting through groove 11, a limiting baffle 12, a spring 13, a limiting column 14, a second sliding rail 15, a U-shaped seat 16, a limiting rod 17 and a fixed pin shaft 18.
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.
The telescopic multi-purpose valve well key shown in the attached figures 1-4 comprises a handle 1, a rod body and a key head 4 which are arranged from top to bottom in sequence,
the telescopic rod comprises a telescopic rod 3 and a main rod 2 with a hollow structure, one end of the telescopic rod 3 is fixedly connected with a handle 1, the other end part of the telescopic rod 3 is inserted into the main rod 2 and is fixedly connected with the main rod 2, and the handle 1 is accommodated in the main rod 2 after the telescopic rod 3 is completely contracted;
one end of the main rod 2, which is far away from the handle 1, is detachably connected with a key head 4.
Further, a locking device 6 is arranged at the top end of the main rod 2, a fastening device 5 is arranged at the bottom end of the main rod 2,
the locking device 6 is detachably connected to the top of the main rod 2, and the locking device 6 is used for locking the telescopic rod 3 with a proper length on the main rod 2 after the telescopic rod 3 is stretched to the proper length according to actual requirements;
the fastening device 5 is used for fixing the key head 4 on the main rod 2.
Further, the telescopic rod 3 comprises an outer tube 7 and at least one inner tube 8,
the outer pipe 7 is inserted into the main rod 2, an inner pipe 8 is arranged in the outer pipe 7, and the bottom end of the outer pipe 7 is detachably connected with the main rod 2;
the radial sizes of the inner pipes 8 are sequentially and linearly decreased in a decreasing mode, the inner pipes are sequentially sleeved in a sliding mode according to the decreasing sequence, the inner pipes 8 are connected into the outer pipe 7 in a sliding mode, and one ends, far away from the outer pipe 7, of the inner pipes 8 penetrate through the locking devices 6 and the fixedly connected handle 1.
Furthermore, the inner wall of the outer tube 7 is provided with a first slide rail 9,
a second slide rail 15 is arranged on the inner wall of the inner pipe 8, and a slide block 10 is arranged on the outer wall of the inner pipe 8;
the first slide rail 9 and the second slide rail 15 are respectively arranged along the length direction of the inner tube 8 and the outer tube 7, and the shape and the cross-sectional size of the first slide rail 9 are the same as those of the second slide rail 15;
the shape of the sliding block 10 is matched with the shape and the size of the first sliding rail 9 and the second sliding rail 15, the sliding block 10 is fixedly connected with the inner pipe 8, the sliding block 10 is inserted into the first sliding rail 9 or the second sliding rail 15, and the sliding block 10 is respectively connected with the first sliding rail 9 and the second sliding rail 15 in a sliding mode.
It should be noted that the outer sides of the inner tubes 8 are both provided with a slider 10, the adjacent inner tubes 8 slide with each other through the sliding connection of the slider 10 and the second slide rail 15, and the adjacent inner tubes 8 include a first inner tube and a second inner tube; the sliding connection between the outer pipe 7 and the adjacent inner pipe 8 is realized through the sliding connection between a sliding block 10 and a first sliding rail 9;
adjacent inner tube 8 includes a set of first inner tube and second inner tube at least, first inner tube inserts in the second inner tube, and second slide rail 15 sets up the inner wall at the second inner tube, and second slide rail 15 sets up along second inner tube length, and second slide rail 15 sets up second inner tube inner wall, slider 10 is fixed the outer wall of first inner tube, slider 10 sliding connection is in on the second slide rail 15.
Furthermore, the top ends of the first slide rail 9 and the second slide rail 15 are respectively provided with an annular limit baffle 12,
the limiting baffle 12 is fixedly connected to the end surfaces of the inner pipe 8 and the outer pipe 7, and a limiting through groove 11 is formed in the downward side of the limiting baffle 12;
the sliding block 10 is of a cavity structure, and openings are formed in the contact surfaces of the sliding block 10 and the first sliding rail 9 and the second sliding rail 15 and communicated with the cavity structure;
a limiting column 14 and a spring 13 are arranged in the cavity of the sliding block 10;
two ends of the spring 14 are respectively fixedly connected with the sliding block 10 and the limiting column 14;
the limiting column 14 slides along the directions of the inner side and the outer side of the opening, and the limiting column 14 is movably inserted into the limiting through groove 11.
Furthermore, the fastening device 5 comprises a fixed pin shaft and a fastening nut,
the contact surfaces of the key head 4 and the main rod 2 are respectively provided with matched radial through holes,
the fixed pin shaft is inserted into the radial through hole;
the fastening nut is in threaded connection with the pin shaft.
Furthermore, the locking device 6 comprises a U-shaped seat 16 and a limiting rod 17,
the U-shaped seat 16 is fixed at the top end of the main rod 2;
a limiting groove is formed in the outer side of the inner pipe 8, and the inner pipe 8 penetrates through the U-shaped seat 16 and is connected with the U-shaped seat 16 in a sliding mode;
the limiting groove is positioned above the sliding block 10 and is arranged along the length direction of the inner pipe 8;
the rod body of the limiting rod 17 abuts against the limiting groove, one end of the limiting rod 17 is rotatably connected with one end of the U-shaped seat 16, and connecting holes are formed in the other end of the limiting rod 17 and the other end of the U-shaped seat 16 respectively;
a second fixed pin 18 is arranged in the connecting hole.
It should be noted that, in the present application, the overall dimensions of the handle and the telescopic rod are both smaller than the internal dimension of the main rod;
the key head 4 in the application can be a key head with other shapes according to actual requirements and can be replaced according to the actual requirements, in the embodiment, the longitudinal section of the key head is in an inverted U shape, and the transverse section of the key head is in a square shape;
the material of telescopic link 3 and mobile jib 2 in this application can be other materials, and this application uses the steel material from economic and structural stability's consideration.
The operation process of the application is as follows:
when the valve well key is used, firstly, one end of a limiting rod 17 in a locking device 6 is opened, the telescopic rod 3 and the handle 1 are drawn out from the main rod 2 and are drawn to a proper length, then the limiting rod 14 is inserted into the corresponding limiting through groove 11, the telescopic rods 3 are prevented from sliding, the other end of the limiting rod 17 is fixed on a U-shaped seat 16 through a fixed pin shaft 18, and the telescopic rods 3 are prevented from sliding in the main rod 2;
then the key head 4 is sleeved on a working cap of the gas valve, and the key head 4 is rotated by rotating the key handle 1, so that the working cap is driven to rotate to open and close the gas valve;
after the opening and closing operation is completed, the locking device 6 is opened and the key handle is placed into the key main rod 2.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. A telescopic multi-purpose valve well key is characterized by comprising a handle (1), a rod body and a key head (4) which are arranged from top to bottom in sequence,
the telescopic rod comprises a telescopic rod (3) and a main rod (2) with a hollow structure, one end of the telescopic rod (3) is fixedly connected with a handle (1), the other end part of the telescopic rod (3) is inserted into the main rod (2) and is fixedly connected with the main rod (2), and the handle (1) is accommodated in the main rod (2) after the telescopic rod (3) is completely contracted;
one end of the main rod (2) far away from the handle (1) is detachably connected with a key head (4).
2. The telescopic multi-purpose valve well key as claimed in claim 1, wherein a locking device (6) is provided at the top end of the main rod (2), a fastening device (5) is provided at the bottom end of the main rod (2),
the locking device (6) is detachably connected to the top of the main rod (2), and the locking device (6) is used for locking the telescopic rod (3) with a proper length on the main rod (2) after the telescopic rod (3) is stretched to the proper length according to actual requirements;
the fastening device (5) is used for fixing the key head (4) on the main rod (2).
3. A telescopic multi-purpose valve well key according to claim 2, characterized in that said telescopic rod (3) comprises an outer tube (7) and at least one inner tube (8);
the outer pipe (7) is inserted into the main rod (2), an inner pipe (8) is arranged in the outer pipe (7), and the bottom end of the outer pipe (7) is detachably connected with the main rod (2);
the radial sizes of the inner pipes (8) are sequentially and linearly decreased in a descending manner, the inner pipes are sequentially slidably sleeved in a descending manner, the inner pipes (8) are slidably connected into the outer pipes (7), and one ends, far away from the outer pipes (7), of the inner pipes (8) penetrate through the locking devices (6) and the fixedly connected handles (1).
4. A telescopic multi-purpose valve well key according to claim 3, wherein the inner wall of the outer tube (7) is provided with a first sliding track (9);
a second sliding rail (15) is arranged on the inner wall of the inner pipe (8), and a sliding block (10) is arranged on the outer wall of the inner pipe (8);
the first sliding rail (9) and the second sliding rail (15) are respectively arranged along the length direction of the inner pipe (8) and the outer pipe (7), and the shapes and the section sizes of the first sliding rail (9) and the second sliding rail (15) are the same;
the shape of slider (10) all matches with the shape and the size of first slide rail (9) and second slide rail (15), slider (10) and inner tube (8) fixed connection, in slider (10) inserted first slide rail (9) or second slide rail (15), slider (10) respectively with first slide rail (9) and second slide rail (15) sliding connection.
5. The telescopic multi-purpose valve well key as claimed in claim 4, wherein the top ends of the first sliding rail (9) and the second sliding rail (15) are respectively provided with an annular limiting baffle (12),
the limiting baffle (12) is fixedly connected to the end surfaces of the inner pipe (8) and the outer pipe (7), and a limiting through groove (11) is formed in the downward side of the limiting baffle (12);
the sliding block (10) is of a cavity structure, an opening is formed in the contact surface of the sliding block (10) and the first sliding rail (9) or the second sliding rail (15), and the opening is communicated with the cavity structure;
a limiting column (14) and a spring (13) are arranged in the cavity of the sliding block (10);
two ends of the spring (13) are respectively and fixedly connected with the sliding block (10) and the limiting column (14);
the limiting column (14) slides along the directions of the inner side and the outer side of the opening, and the limiting column (14) is movably inserted into the limiting through groove (11).
6. Telescopic multi-purpose valve well key according to claim 3, wherein the fastening means (5) comprises a fixing pin and a fastening nut,
the contact surfaces of the key head (4) and the main rod (2) are respectively provided with matched radial through holes,
the fixed pin shaft is inserted into the radial through hole;
the fastening nut is in threaded connection with the pin shaft.
7. A telescopic multi-purpose valve well key according to claim 3, characterized in that said locking device (6) comprises a U-shaped seat (16) and a stop rod (17);
the U-shaped seat (16) is fixed at the top end of the main rod (2);
a limiting groove is formed in the outer side of the inner pipe (8), and the inner pipe (8) penetrates through the U-shaped seat (16) and is in sliding connection with the U-shaped seat (16);
the limiting groove is positioned above the sliding block (10) and is arranged along the length direction of the inner pipe (8);
the rod body of the limiting rod (17) abuts against the limiting groove, one end of the limiting rod (17) is rotatably connected with one end of the U-shaped seat (16), and connecting holes are formed in the other end of the limiting rod (17) and the other end of the U-shaped seat (16) respectively;
and a second fixed pin shaft (18) is arranged in the connecting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221903232.4U CN217751295U (en) | 2022-07-22 | 2022-07-22 | Telescopic multipurpose valve well key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221903232.4U CN217751295U (en) | 2022-07-22 | 2022-07-22 | Telescopic multipurpose valve well key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217751295U true CN217751295U (en) | 2022-11-08 |
Family
ID=83875342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221903232.4U Active CN217751295U (en) | 2022-07-22 | 2022-07-22 | Telescopic multipurpose valve well key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217751295U (en) |
-
2022
- 2022-07-22 CN CN202221903232.4U patent/CN217751295U/en active Active
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