CN215761551U - Reducing and centering device for inclinometer pipe - Google Patents
Reducing and centering device for inclinometer pipe Download PDFInfo
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- CN215761551U CN215761551U CN202122197516.8U CN202122197516U CN215761551U CN 215761551 U CN215761551 U CN 215761551U CN 202122197516 U CN202122197516 U CN 202122197516U CN 215761551 U CN215761551 U CN 215761551U
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- sleeve
- centering
- reducing
- inclinometer
- centering device
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Abstract
The utility model discloses a reducing and centering device for an inclinometer, which comprises a fixed sleeve and a centering sleeve which are butted, wherein a plurality of abutting assemblies for abutting against the inclinometer are movably arranged on the peripheral wall of the centering sleeve in a penetrating manner, a rotatable rotary adjusting sleeve is arranged on the periphery of the centering sleeve, reducing blocks are arranged on the inner wall of the rotary adjusting sleeve at positions corresponding to the abutting assemblies, and the abutting assemblies abut against the corresponding reducing blocks. The inclinometer pipe reducing and centering device is simple in structure, low in cost, high in adaptability, convenient to adjust and capable of centering quickly.
Description
Technical Field
The utility model relates to the technical field of measuring instruments or parts, in particular to a reducing and centering device for an inclinometer pipe.
Background
In the freezing method drilling construction of the communication channel between the subway sections, in order to ensure the design position and the verticality of a freezing hole, inclination measurement is needed in the freezing hole drilling process. As most of the freezing holes are obliquely arranged, a special inclinometer base frame is adopted to assist the erection of the total station and the theodolite, and an inclinometer pipe is arranged in each freezing hole and fixed with the inclinometer base frame. In practical engineering, an inclinometer is generally inserted into a freezing hole, then a fixed pipe on an inclinometer base frame is sleeved on the inclinometer, the inner diameter of the fixed pipe is matched with the outer diameter of the inclinometer, so that the fixed pipe and the inclinometer are coaxial, and the inclination of a central shaft of the fixed pipe is measured by an inclinometer on the inclinometer base frame, namely the inclination of the freezing hole. However, different working conditions cause different forms of the freezing holes in different projects, different fixing pipes need to be configured for the inclinometer pipes with different diameters, so that the cost is high, the adaptability is poor, and the measurement work cannot be performed in time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of overcoming the defects of the prior art and provides the inclinometer reducing and centering device which is simple in structure, low in cost, strong in adaptability, convenient to adjust and capable of centering quickly.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an inclinometer pipe reducing centering device, includes the fixed sleeve and the centering sleeve of butt joint, the activity is worn to be equipped with a plurality of tight subassemblies that support that are used for supporting tight inclinometer on the telescopic perisporium of centering, the telescopic periphery of centering is equipped with rotatable rotation regulation cover, rotation regulation cover's inner wall all is equipped with the reducing piece corresponding to on each position of supporting tight subassembly, support tight subassembly and corresponding reducing piece butt.
As a further improvement of the above technical solution:
the abutting assembly comprises an abutting rod and an elastic piece, the abutting rod is movably arranged on the peripheral wall of the centering sleeve in a penetrating mode, the elastic piece is arranged between the abutting rod and the centering sleeve, and the abutting rod is abutted to the corresponding reducing block.
The abutting rod is arranged along the radial direction of the fixed sleeve.
The abutting rod is provided with a rolling part and is abutted against the variable diameter block through the rolling part.
The rotary adjusting sleeve is rotatably connected with the centering sleeve through the rolling ball.
And a plurality of locking pieces for locking the centering sleeve are arranged on the peripheral wall of the rotary adjusting sleeve.
The locking piece is arranged in the peripheral wall of the rotary adjusting sleeve in a penetrating mode and is in threaded connection with the rotary adjusting sleeve.
The inner end of the locking piece is provided with a jacking support used for jacking the centering sleeve.
The fixed sleeve is in threaded connection with the centering sleeve.
And the fixed sleeve is provided with a locking mechanism for locking the inclinometer pipe.
Compared with the prior art, the utility model has the advantages that:
when the device is used, the fixing sleeve is sleeved on the inclinometer pipe (the inclinometer pipe is inserted into the freezing hole), the inclinometer pipe penetrates into the centering sleeve, then the rotary adjusting sleeve is rotated to drive each diameter changing block to rotate, and each diameter changing block pushes the corresponding abutting assembly to move towards the center of the rotary adjusting sleeve so as to abut against the inclinometer pipe, so that the purpose of fixing the device on the inclinometer pipe is achieved. Under the driving action of the rotary adjusting sleeve, all the reducing blocks rotate simultaneously, all the abutting assemblies synchronously move towards the center to clamp the inclinometer pipe, the centering sleeve and the inclinometer pipe are fixed and simultaneously keep centered, namely coaxial, so that quick centering is realized. The abutting assembly is movably arranged on the peripheral wall of the centering sleeve in a penetrating mode, so that the centering sleeve can be suitable for centering with inclinometers of different diameters, adaptability and measurement timeliness are improved, and cost is reduced. The inclinometer pipe reducing and centering device is simple in structure, low in cost, high in adaptability, convenient to adjust and capable of centering quickly.
Drawings
FIG. 1 is an exploded view of the inclinometer pipe reducing and centering device of the present invention.
FIG. 2 is a schematic main sectional structure view of a centering sleeve of the inclinometer pipe reducing centering device.
Fig. 3 is a schematic sectional structure view of a-a in fig. 2.
Fig. 4 is a schematic sectional structure view of B-B in fig. 2.
The reference numerals in the figures denote:
1. fixing the sleeve; 2. a centering sleeve; 21. an inner clamping ring; 3. a propping component; 31. a tightening rod; 32. an elastic member; 33. a rolling member; 4. rotating the adjusting sleeve; 41. an outer clamping ring; 5. a diameter-variable block; 51. a variable diameter surface; 6. rolling a ball; 7. a locking member; 8. jacking; 9. a locking mechanism.
Detailed Description
The utility model will be described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show an embodiment of the inclinometer reducing and centering device, which comprises a fixed sleeve 1 and a centering sleeve 2 which are butted, wherein a plurality of abutting components 3 for abutting against the inclinometer are movably arranged on the peripheral wall of the centering sleeve 2 in a penetrating way, a rotatable rotary adjusting sleeve 4 is arranged on the periphery of the centering sleeve 2, reducing blocks 5 are arranged on the inner wall of the rotary adjusting sleeve 4 corresponding to the positions of the abutting components 3, and the abutting components 3 abut against the corresponding reducing blocks 5. The reducing block 5 is arranged along the circumferential direction of the rotary adjusting sleeve 4, one surface of the reducing block 5 facing the central shaft of the rotary adjusting sleeve 4 is a reducing surface 51, the abutting component 3 abuts against the corresponding reducing surface 51, and the distance between the reducing surface 51 and the central shaft of the rotary adjusting sleeve 4 gradually decreases along the clockwise direction (or the reverse direction) of the rotary adjusting sleeve 4 to form reducing.
When the device is used, the fixing sleeve 1 is sleeved on the inclinometer pipe (the inclinometer pipe is inserted into the freezing hole), the inclinometer pipe penetrates into the centering sleeve 2, then the rotary adjusting sleeve 4 is rotated to drive each reducing block 5 to rotate, each reducing block 5 pushes the corresponding abutting assembly 3 to move towards the center of the rotary adjusting sleeve 4 so as to abut against the inclinometer pipe, and the purpose of fixing the device on the inclinometer pipe is achieved. Under the driving action of the rotary adjusting sleeve 4, the variable diameter blocks 5 rotate simultaneously, so that the abutting components 3 synchronously move towards the center to clamp the inclinometer, the centering sleeve 2 and the inclinometer are fixed and simultaneously keep centering, namely coaxial, and quick centering is realized. Because the abutting component 3 is movably arranged on the peripheral wall of the centering sleeve 2 in a penetrating manner, the centering sleeve 2 can be suitable for centering with inclinometers with different diameters, adaptability and measurement timeliness are improved, and cost is reduced. The inclinometer pipe reducing and centering device is simple in structure, low in cost, high in adaptability, convenient to adjust and capable of centering quickly.
In this embodiment, as shown in fig. 2 and 3, the abutting assembly 3 includes an abutting rod 31 and an elastic member 32, the abutting rod 31 movably penetrates through the peripheral wall of the centering sleeve 2, the elastic member 32 is disposed between the abutting rod 31 and the centering sleeve 2, and the abutting rod 31 abuts against the corresponding diameter-changing block 5. When the adjusting sleeve 4 rotates forwards, the reducing blocks 5 are driven to rotate forwards, and the reducing blocks 5 push the abutting rods 31 to synchronously move towards the center so as to clamp the inclinometer pipe, so that the centering sleeve 2 and the inclinometer pipe are fixed and kept centered; when the rotary adjusting sleeve 4 rotates reversely, each reducing block 5 is driven to rotate reversely, each abutting rod 31 synchronously moves towards the direction far away from the center under the recovery action of the elastic piece 32 to be separated from the inclinometer pipe, and the clamping effect on the inclinometer pipe is relieved. Convenient operation, the dismouting is convenient.
In this embodiment, the fastening rod 31 is disposed along the radial direction of the fixing sleeve 1. That is, the tightening rods 31 move along the radial direction of the fixing sleeve 1, and the tightening rods 31 are uniformly distributed around the circumference of the centering sleeve 2, so that a good centering and clamping effect is achieved.
In this embodiment, the tightening rod 31 is provided with a rolling member 33, and the tightening rod 31 is abutted with the diameter-changing block 5 through the rolling member 33. The abutting rod 31 abuts against the reducing block 5 through the rolling piece 33, and friction is reduced. The rolling member 33 may be a roller disposed on an end of the tightening rod 31 facing the diameter-changing block 5.
In the embodiment, the rotary adjusting sleeve 4 is rotatably connected with the centering sleeve 2 through the rolling ball 6. Specifically, outer clamping rings 41 are detachably arranged on inner walls of two ends of the rotary adjusting sleeve 4 (for example, the outer clamping rings 41 are in screw connection with the rotary adjusting sleeve 4), inner clamping rings 21 are arranged on the outer wall of the centering sleeve 2 corresponding to the inner sides of the outer clamping rings 41, and a circle of rolling balls 6 is clamped between the corresponding outer clamping rings 41 and the corresponding inner clamping rings 21 to form a bearing structure.
In the present embodiment, as shown in fig. 4, the peripheral wall of the rotation adjustment sleeve 4 is provided with a plurality of locking pieces 7 for locking the centering sleeve 2. After each abutting rod 31 clamps the inclinometer, the centering sleeve 2 is locked through the locking piece 7, so that the rotary adjusting sleeve 4 is prevented from rotating relative to the centering sleeve 2, and the centering sleeve 2 is prevented from loosening. In particular, the locking elements 7 are evenly distributed around the circumference of the rotary adjusting sleeve 4.
In this embodiment, the locking member 7 is inserted into the peripheral wall of the rotation adjusting sleeve 4 and is screwed with the rotation adjusting sleeve 4. The centering sleeve 2 can be locked or the locking effect on the centering sleeve 2 can be released by rotating the locking piece 7, and the operation is convenient. The locking member 7 may be a locking screw.
In this embodiment, the inner end of the locking member 7 is provided with a support 8 for supporting the centering sleeve 2. Specifically, an elastic pad is arranged on one side of the jacking 8 facing the centering sleeve 2, so that the jacking 8 is in flexible contact with the outer peripheral surface of the centering sleeve 2.
In this embodiment, fixed sleeve 1 and centering sleeve 2 threaded connection, be convenient for dismouting between them.
In this embodiment, as shown in fig. 1, the fixing sleeve 1 is provided with a locking mechanism 9 for locking the inclinometer. The inclinometer is locked by the locking mechanism 9, so that the stability of the device is improved. The locking mechanism 9 may be a locking screw.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the utility model, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.
Claims (10)
1. The utility model provides an inclinometer pipe reducing centering device which characterized in that: including fixed sleeve (1) and centering sleeve (2) of butt joint, wear to be equipped with a plurality of tight subassemblies (3) that support that are used for supporting tight inclinometer on the perisporium of centering sleeve (2) the activity, the periphery of centering sleeve (2) is equipped with rotatable rotation regulation cover (4), the inner wall of rotation regulation cover (4) all is equipped with reducing piece (5) on corresponding each position of supporting tight subassembly (3), support tight subassembly (3) and corresponding reducing piece (5) butt.
2. The inclinometer tube reducing and centering device according to claim 1, characterized in that: the abutting assembly (3) comprises an abutting rod (31) and an elastic piece (32), the abutting rod (31) is movably arranged on the peripheral wall of the centering sleeve (2) in a penetrating mode, the elastic piece (32) is arranged between the abutting rod (31) and the centering sleeve (2), and the abutting rod (31) is abutted to the corresponding reducing block (5).
3. The inclinometer tube reducing and centering device according to claim 2, characterized in that: the abutting rod (31) is arranged along the radial direction of the fixed sleeve (1).
4. The inclinometer tube reducing and centering device according to claim 2, characterized in that: the abutting rod (31) is provided with a rolling piece (33), and the abutting rod (31) is abutted to the reducing block (5) through the rolling piece (33).
5. The inclinometer tube reducing and centering device according to claim 1, characterized in that: the rotary adjusting sleeve (4) is rotatably connected with the centering sleeve (2) through a rolling ball (6).
6. The inclinometer tube reducing and centering device according to any one of claims 1 to 5, wherein: the peripheral wall of the rotary adjusting sleeve (4) is provided with a plurality of locking pieces (7) used for locking the centering sleeve (2).
7. The inclinometer tube reducing and centering device according to claim 6, characterized in that: the locking piece (7) penetrates through the peripheral wall of the rotary adjusting sleeve (4) and is in threaded connection with the rotary adjusting sleeve (4).
8. The inclinometer tube reducing and centering device according to claim 7, characterized in that: the inner end of the locking piece (7) is provided with a jacking (8) for jacking the centering sleeve (2).
9. The inclinometer tube reducing and centering device according to any one of claims 1 to 5, wherein: the fixed sleeve (1) is in threaded connection with the centering sleeve (2).
10. The inclinometer tube reducing and centering device according to any one of claims 1 to 5, wherein: and a locking mechanism (9) for locking the inclinometer pipe is arranged on the fixed sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197516.8U CN215761551U (en) | 2021-09-10 | 2021-09-10 | Reducing and centering device for inclinometer pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122197516.8U CN215761551U (en) | 2021-09-10 | 2021-09-10 | Reducing and centering device for inclinometer pipe |
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| Publication Number | Publication Date |
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| CN215761551U true CN215761551U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122197516.8U Active CN215761551U (en) | 2021-09-10 | 2021-09-10 | Reducing and centering device for inclinometer pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775333A (en) * | 2021-09-10 | 2021-12-10 | 中国水利水电第八工程局有限公司 | Freezing hole inclination measuring base frame |
-
2021
- 2021-09-10 CN CN202122197516.8U patent/CN215761551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775333A (en) * | 2021-09-10 | 2021-12-10 | 中国水利水电第八工程局有限公司 | Freezing hole inclination measuring base frame |
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