CN216633439U - Gate valve body flange calibrating device - Google Patents
Gate valve body flange calibrating device Download PDFInfo
- Publication number
- CN216633439U CN216633439U CN202122652628.8U CN202122652628U CN216633439U CN 216633439 U CN216633439 U CN 216633439U CN 202122652628 U CN202122652628 U CN 202122652628U CN 216633439 U CN216633439 U CN 216633439U
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- China
- Prior art keywords
- valve body
- gate valve
- push rod
- body flange
- calibration
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a gate valve body flange calibrating device which comprises a case, wherein a three-jaw chuck is arranged on the front side of the case, a positioning column is arranged at the center position of the three-jaw chuck, a calibrating block is arranged at one end of the positioning column, a disc is arranged on one side of the calibrating block, four groups of supporting plates are arranged on the outer side of the calibrating block, a mounting groove is formed in the calibrating block, jacks are formed in four sides of the mounting groove, connecting rods are inserted into the jacks, one end of each connecting rod is respectively connected with the corresponding supporting plate, a sliding groove is formed in the positioning column, a push rod is arranged in the sliding groove, one end of the push rod is connected with a top block, a pair of bearing seats are arranged in the sliding groove, and a threaded rod is arranged on the inner sides of the pair of the bearing seats.
Description
Technical Field
The utility model relates to the technical field of gate valve body flange calibrating devices, in particular to a gate valve body flange calibrating device.
Background
Two flanges are generally arranged on a valve body of the gate valve, and when the flange on the gate valve body is machined, the inner circle of the flange is required to be coaxial with the outer circle of the flange.
The utility model discloses a gate valve body flange calibration device which comprises a four-jaw chuck, a calibration block and a gate valve, wherein the calibration block comprises a disc, a first circular boss and a second circular boss are respectively arranged on two side surfaces of the disc, the axial lead of the first circular boss coincides with the axial lead of the second circular boss, the first circular boss, the second circular boss and the disc are integrally formed, the second circular boss is clamped in a disc body of the four-jaw chuck, the outer diameter of the first circular boss is 2-3 mm smaller than the inner diameter of a flange on a valve body of the gate valve, the flange on the valve body of the gate valve is sleeved on the first circular boss, and the outer circle of the flange on the valve body of the gate valve is clamped in clamping jaws of the four-jaw chuck. The calibration device can finish the calibration of the valve body flange only by clamping once, thereby improving the efficiency of the calibration process.
This patent is because the calibration piece is fixed dimension to when the calibration, can't calibrate the gate valve body of different specifications, thereby restricted the device's application range, inconvenient staff's operation influences work efficiency. Therefore, the utility model provides an improvement to the method and the device for calibrating the flange of the gate valve body.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model discloses a gate valve body flange calibrating device which comprises a case, wherein a three-jaw chuck is installed on the front side of the case, a positioning column is installed in the center of the three-jaw chuck, a calibrating block is installed at one end of the positioning column, a disc is arranged on one side of the calibrating block, four groups of supporting plates are arranged on the outer side of the calibrating block, a mounting groove is formed in the calibrating block, jacks are formed in four sides of the mounting groove, connecting rods are inserted into the jacks, one ends of the connecting rods are respectively connected with the supporting plates, a sliding groove is formed in the positioning column, a push rod is arranged in the sliding groove, one end of the push rod is connected with a top block, a pair of bearing seats is arranged in the sliding groove, and a threaded rod is installed on the inner sides of the pair of bearing seats.
As a preferable technical scheme of the utility model, one end of the push rod, which is far away from the top block, is provided with a thread groove, and the push rod and the thread rod form a spiral rotating structure.
As a preferable technical solution of the present invention, the push rod is hexagonal prism-shaped, and the push rod and the sliding groove form a sliding structure.
As a preferable technical solution of the present invention, the top block is in a circular truncated cone shape, and one end of the connecting rod is in an inclined shape and can be in contact with a side surface of the top block.
According to a preferable technical scheme of the utility model, limiting grooves are arranged in the jacks on four sides of the mounting groove, limiting rings are arranged at one ends of the insides of the limiting grooves, which are close to the mounting groove, the limiting rings are sleeved on the connecting rod, and springs are arranged inside the limiting grooves.
As a preferable technical scheme of the utility model, one end of the threaded rod extends to the outer side of the positioning column and is sleeved with a handle, and the handle is sleeved with a rubber sleeve.
The utility model has the beneficial effects that:
this kind of gate valve body flange calibrating device, clip the excircle of this valve body flange through the three-jaw chuck, through the calibration piece, make the reference object of calibration flange excircle and interior circle unanimous, thereby improved the accuracy of calibration, through rotating the handle, make the threaded rod rotate, constitute spiral rotation formula structure through push rod and threaded rod, realized that push rod and kicking block remove about, thereby make backup pad and connecting rod remove to the calibration piece outside, thereby changed the size of calibration piece external diameter size, make the device be applicable to the gate valve body of different specification size and calibrate, the application range of the device has been increased, improve work efficiency simultaneously, the utility model, simple structure is reasonable, the modern design, easy operation is convenient, make things convenient for the staff to calibrate the valve body flange of different specifications, and has higher practical value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a cross-sectional view of a gate valve body flange alignment apparatus of the present invention;
FIG. 2 is a perspective view of a gate valve body flange alignment apparatus of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1 of a gate valve body flange alignment apparatus of the present invention;
FIG. 4 is a cross-sectional view of a positioning post of a gate valve body flange calibration apparatus of the present invention;
fig. 5 is an enlarged view of a portion B of the gate valve body flange alignment apparatus of the present invention shown in fig. 2.
In the figure: 1. a chassis; 2. a three-jaw chuck; 3. a positioning column; 4. a disc; 5. a calibration block; 6. a support plate; 7. mounting grooves; 8. a connecting rod; 9. a limiting groove; 10. a limiting ring; 11. a spring; 12. a chute; 13. a push rod; 14. a top block; 15. a threaded rod; 16. a bearing seat; 17. a handle.
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 described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-5, the gate valve body flange calibration device of the present invention comprises a case 1, the front surface of the case 1 is provided with a three-jaw chuck 2, the center of the three-jaw chuck 2 is provided with a positioning column 3, one end of the positioning column 3 is provided with a calibration block 5, one side of the calibration block 5 is provided with a disc 4, four groups of supporting plates 6 are arranged on the outer side of the calibration block 5, an installation groove 7 is arranged in the calibration block 5, jacks are arranged on the four sides of the mounting groove 7, connecting rods 8 are inserted into the jacks, one end of the connecting rod 8 is respectively connected with the supporting plate 6, the positioning column 3 is internally provided with a sliding chute 12, a push rod 13 is arranged inside the sliding chute 12, one end of the push rod 13 is connected with a top block 14, a pair of bearing seats 16 is arranged in the sliding chute 12, and a threaded rod 15 is arranged on the inner sides of the bearing seats 16.
Wherein, the thread groove has been seted up in the one end of keeping away from kicking block 14 to push rod 13, just push rod 13 constitutes spiral rotary type structure with threaded rod 15, constitutes spiral rotary type structure through push rod 13 and threaded rod 15, has realized that push rod 13 and kicking block 14 remove about.
The push rod 13 is hexagonal prism-shaped, and the push rod 13 and the sliding groove 12 form a sliding structure.
The top block 14 is in a circular truncated cone shape, one end of the connecting rod 8 is in an inclined shape and can be in contact with the side face of the top block 14, and the connecting rod 8 can slide along the side face of the top block 14 through the top block 14 in the circular truncated cone shape.
Wherein, all be equipped with spacing groove 9 in the jack of four sides of mounting groove 7, the inside of spacing groove 9 all is equipped with spacing ring 10 in the one end that is close to mounting groove 7, spacing ring 10 all suits are on connecting rod 8, the inside of spacing groove 9 all is equipped with spring 11, uses through spacing ring 10 and the cooperation of spring 11, has realized the resilience of backup pad 6.
Wherein, the one end of threaded rod 15 extends to the outside of reference column 3 and the cover is equipped with handle 17, just the cover is equipped with the rubber sleeve on the handle 17, through being provided with handle 17, makes things convenient for the staff to rotate threaded rod 15.
The working principle is as follows: when in use, firstly, the integrity of the device is checked, the excircle of the valve body flange is clamped by the three-jaw chuck 2, the reference objects of the excircle and the inner circle of the calibration flange are consistent through the calibration block 5, so that the calibration accuracy is improved, the threaded rod 15 is rotated by rotating the handle 17, the push rod 13 and the top block 14 are moved leftwards and rightwards through the spiral rotating structure formed by the push rod 13 and the threaded rod 15, the support plate 6 and the connecting rod 8 are moved towards the outer side of the calibration block 5, so that the size of the outer diameter size of the calibration block 5 is changed, the device is suitable for the calibration of the valve bodies of the gate valves with different specifications and sizes, the application range of the device is enlarged, and the working efficiency is improved simultaneously. Has high practical value.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (6)
1. The gate valve body flange calibration device comprises a case (1) and is characterized in that a three-jaw chuck (2) is installed on the front face of the case (1), a positioning column (3) is installed at the center position of the three-jaw chuck (2), a calibration block (5) is installed at one end of the positioning column (3), a disc (4) is arranged on one side of the calibration block (5), four groups of supporting plates (6) are arranged on the outer side of the calibration block (5), a mounting groove (7) is formed in the calibration block (5), jacks are formed in four sides of the mounting groove (7), a connecting rod (8) is inserted into the jacks, one end of the connecting rod (8) is connected with the supporting plates (6), a sliding groove (12) is formed in the positioning column (3), a push rod (13) is arranged in the sliding groove (12), one end of the push rod (13) is connected with a top block (14), a pair of bearing seats (16) is arranged in the sliding groove (12), and a threaded rod (15) is mounted on the inner sides of the bearing seats (16).
2. The gate valve body flange calibrating device according to claim 1, wherein the push rod (13) is provided with a threaded groove at an end far away from the top block (14), and the push rod (13) and the threaded rod (15) form a spiral rotating structure.
3. The gate valve body flange calibrating device according to claim 1, wherein the push rod (13) is hexagonal prism-shaped, and the push rod (13) and the sliding groove (12) form a sliding structure.
4. The gate valve body flange calibrating device according to claim 1, wherein the top block (14) is in the shape of a circular truncated cone, and one end of the connecting rod (8) is inclined and can contact with the side surface of the top block (14).
5. The gate valve body flange calibration device according to claim 1, wherein limiting grooves (9) are formed in the insertion holes on four sides of the installation groove (7), limiting rings (10) are arranged inside the limiting grooves (9) at one ends close to the installation groove (7), the limiting rings (10) are sleeved on the connecting rods (8), and springs (11) are arranged inside the limiting grooves (9).
6. The gate valve body flange calibrating device according to claim 1, wherein one end of the threaded rod (15) extends to the outer side of the positioning column (3) and is sleeved with a handle (17), and a rubber sleeve is sleeved on the handle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652628.8U CN216633439U (en) | 2021-11-02 | 2021-11-02 | Gate valve body flange calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122652628.8U CN216633439U (en) | 2021-11-02 | 2021-11-02 | Gate valve body flange calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216633439U true CN216633439U (en) | 2022-05-31 |
Family
ID=81733697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122652628.8U Expired - Fee Related CN216633439U (en) | 2021-11-02 | 2021-11-02 | Gate valve body flange calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216633439U (en) |
-
2021
- 2021-11-02 CN CN202122652628.8U patent/CN216633439U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220531 |