CN220186004U - Manual valve switch appurtenance - Google Patents
Manual valve switch appurtenance Download PDFInfo
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- CN220186004U CN220186004U CN202320449258.4U CN202320449258U CN220186004U CN 220186004 U CN220186004 U CN 220186004U CN 202320449258 U CN202320449258 U CN 202320449258U CN 220186004 U CN220186004 U CN 220186004U
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- sleeve
- auxiliary tool
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- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model belongs to the technical field of high-pressure manual valve switch and overhaul, and particularly relates to a manual valve switch auxiliary tool which comprises a connecting rod, a first clamping assembly, a second clamping assembly and a limiting assembly; the first clamping assembly comprises a connecting piece fixedly connected with one end of the connecting rod, and a first clamping piece and a second clamping piece which are fixed on two sides of the middle of the bottom of the connecting piece, wherein a positioning groove with a downward notch is formed between the first clamping piece and the second clamping piece; the second clamping assembly comprises a third clamping piece, a first C-shaped groove is formed in the first clamping piece and one surface, opposite to the third clamping piece, of the second clamping piece, and a second C-shaped groove is formed in the third clamping piece. According to the utility model, through the arrangement of the first C-shaped groove on the first clamping piece and the second clamping piece, the second C-shaped groove on the third clamping piece and the positioning groove, three-point holding contact and one-point positioning with the valve hand wheel are realized, and the phenomenon that an operator falls down or even has a safety accident due to the fact that the auxiliary tool slides out of the valve hand wheel under the action of external force can be prevented.
Description
Technical Field
The utility model belongs to the technical field of high-pressure manual valve opening and closing and maintenance, and particularly relates to an auxiliary tool for manual valve opening and closing.
Background
The valve is divided into a stop valve, a gate valve, a ball valve and the like, has blocking effect on liquid fluid and gas, is a main control component in a fluid conveying system, has extremely wide application on a fluid conveying pipeline, and is mainly realized by directly moving a valve head wheel by hand manually when the valve is cut off or opened, so that the valve is usually opened and closed by more than two people to operate a valve hand wheel, and the valve is very laborious, and especially the valve cannot be opened or closed by multiple people in high-pressure valve operation. In order to open the valve more easily, patent CN202020205949.6 discloses an F-type valve switching device comprising a handle and a first fixing portion and a second fixing portion symmetrically disposed at both sides of the handle; through setting up first fixed part and the second fixed part that the interval is different simultaneously for same F type valve switching device can use the valve hand wheel in two kinds of within range that the size is close, and through utilizing the branch of auxiliary fixed rod tip, can firmly block the hand wheel between first fixed part and second fixed part, even because the application of force is wrong, also can not cause the problem of deviating from. The above scheme can adapt to two kinds of valve handwheels, but needs to arrange two first fixed arms and two second fixed arms, and can only aim at the valve handwheels with certain fixed size; in addition, if there are a plurality of different valve hand wheels on site, the switching device in the patent is not universal any more.
Therefore, there is a need to design a manual valve opening and closing auxiliary device with higher versatility and preventing disengagement.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a manual valve switch auxiliary tool, which comprises a connecting rod, a first clamping assembly fixed at one end part of the connecting rod, a second clamping assembly connected to the connecting rod in a sliding way and a limiting assembly limiting the horizontal position of the second clamping assembly;
the first clamping assembly comprises a connecting piece fixedly connected with one end of the connecting rod, and a first clamping piece and a second clamping piece which are fixed on two sides in the middle of the bottom of the connecting piece and are perpendicular to the connecting piece, a positioning groove is formed between the first clamping piece and the second clamping piece, and a notch of the positioning groove is downwards arranged;
the second clamping assembly comprises a third clamping piece which is arranged opposite to the first clamping piece and the second clamping piece;
the first C-shaped groove is formed in the first clamping piece and the second clamping piece, and the second C-shaped groove is formed in the second clamping piece and is opposite to the first C-shaped groove.
Further, the second clamping assembly further comprises a sliding sleeve which is connected to the connecting rod in a sliding mode, and a connecting shaft which is perpendicular to the outer surface of the sliding sleeve and is fixedly connected with the outer surface of the sliding sleeve, and the third clamping piece is movably connected with the connecting shaft.
Further, the third clamping piece is movably connected with the connecting shaft through the sleeve, the abutting surface is arranged on the peripheral surface of the upper portion of the connecting shaft, the sleeve is sleeved on the connecting shaft from bottom to top and abuts against the abutting surface, the first external thread is arranged on the lower portion of the connecting shaft, and the nut is in threaded connection with the first external thread to axially limit the sleeve on the connecting shaft.
Further, the third clamping piece is fixedly connected with the sleeve through the rib plate.
Further, the other end of the connecting rod, which is opposite to the connecting piece, is provided with a second external thread, the limiting assembly comprises an adjusting nut which is in threaded connection with the second external thread, the adjusting nut is in clamping connection with the sliding sleeve, and the adjusting nut rotates to drive the sliding sleeve to horizontally move between the connecting rod and the second external thread.
Further, the connecting portion protrudes towards one end circumference of the connecting piece on the adjusting nut, the flange piece is fixedly connected to the end face of the connecting portion through the screw, the clamping groove is formed between the flange piece and the adjusting nut, the clamping portion is arranged at one end circumference of the sliding sleeve, and the clamping portion is clamped in the clamping groove.
Further, a sleeve is further connected to the second external thread of the connecting rod in a threaded mode, and the sleeve is located on the outer side of the adjusting nut.
Further, the second external thread is a trapezoid external thread, and a trapezoid internal thread matched with the trapezoid external thread is arranged on the sleeve.
Further, the upper portion of connecting piece and connecting rod welded connection, the lower part of connecting piece and first fastener and second fastener welded connection.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The first clamping piece and the first C-shaped groove on the second clamping piece of the manual valve switch auxiliary tool are in contact with the inner circle of the hand wheel handle, and the second C-shaped groove on the third clamping piece is in contact with the outer circle of the hand wheel handle, so that the auxiliary tool is in three-point holding contact with the valve hand wheel; and the third clamping piece horizontally moves on the connecting rod, so that the distance between the third clamping piece and the first clamping piece as well as the distance between the third clamping piece and the second clamping piece can be changed according to the size of the valve, and the auxiliary tool can adapt to valve handwheels with different diameters.
(2) The auxiliary tool for the manual valve switch is provided with the positioning groove between the first clamping piece and the second clamping piece, and the positioning groove is clamped on the hand wheel for fixing and positioning, so that the auxiliary tool is prevented from slipping on the hand wheel of the valve; the first clamping piece, the second clamping piece, the third clamping piece and the positioning groove are arranged to realize three-point contact and one-point positioning with the valve hand wheel, and the auxiliary tool can be prevented from sliding out of the valve hand wheel under the action of external force so that an operator falls down or even a safety accident occurs.
(3) The third clamping piece of the manual valve switch auxiliary tool is movably connected with the connecting shaft through the sleeve, and the sleeve is axially fixed on the connecting shaft through the nut, so that the detachable connection of the third clamping piece is realized, the detachment and replacement of the third clamping piece are facilitated, meanwhile, the third clamping piece can rotate around the connecting shaft, and the fine adjustment of the angle of the third clamping piece can be realized in the use process.
(4) The auxiliary tool for manual valve switch is characterized in that the second external thread on the connecting piece is also connected with the sleeve in a screwed mode, and the sleeves with different lengths can be configured according to different external forces required by the valve in actual use, so that the auxiliary tool is higher in universality.
Drawings
For a clearer description of embodiments of the utility model or of solutions in the prior art, the drawings which are used in the description of the embodiments or of the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram of the manual valve opening and closing tool of the present utility model;
fig. 2 is a position structure diagram of a first clamping member, a second clamping member and a third clamping member of the manual valve switch auxiliary tool of the utility model.
FIG. 3 is a block diagram of the adjusting nut of the manual valve opening and closing aid of the present utility model;
FIG. 4 is a diagram of the coupling structure of the manual valve opening and closing auxiliary tool of the present utility model;
FIG. 5 is a block diagram of the linkage of the manual valve opening and closing tool of the present utility model;
FIG. 6 is a sleeve block diagram of the manual valve opening and closing aid of the present utility model;
FIG. 7 is a view showing a construction of a manual valve according to the present utility model in a use state;
fig. 8 is a sectional view of section A-A of fig. 7.
Wherein: the device comprises a connecting rod, 11-second external threads, 2-first clamping components, 21-connecting pieces, 22-first clamping pieces, 221-first C-shaped grooves, 23-second clamping pieces, 24-positioning grooves, 3-second clamping components, 31-third clamping pieces, 311-second C-shaped grooves, 32-sliding sleeves, 33-connecting shafts, 331-abutting surfaces, 332-first external threads, 34-sleeves, 35-rib plates, 4-limiting components, 41-adjusting nuts, 411-connecting parts, 42-flange pieces, 43-clamping grooves, 5-sleeves and 6-hand wheel handles.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The utility model is discussed in detail below in conjunction with fig. 1-8 and the specific embodiments.
As shown in fig. 1-8, the utility model provides an auxiliary tool for manual valve switch, comprising a connecting rod 1, a first clamping assembly 2 fixed at one end of the connecting rod 1, a second clamping assembly 3 connected on the connecting rod 1 in a sliding manner, and a limiting assembly 4 for limiting the horizontal position of the second clamping assembly 3; the first clamping assembly 2 comprises a connecting piece 21 fixedly connected with one end part of the connecting rod 1, a first clamping piece 22 and a second clamping piece 23 which are fixed on two sides in the middle of the bottom of the connecting piece 21 and are perpendicular to the connecting piece 21, a positioning groove 24 is formed between the first clamping piece 22 and the second clamping piece 23, a notch of the positioning groove 24 is downwards arranged and is clamped on the hand wheel handle 6; the second clamping assembly 3 comprises a third clamping piece 31 which is arranged opposite to the first clamping piece 22 and the second clamping piece 23, a first C-shaped groove 221 is formed in one surface of the first clamping piece 22 and one surface of the second clamping piece 23 which is opposite to the third clamping piece 24, a second C-shaped groove 311 which is arranged opposite to the first C-shaped groove 221 is formed in the third clamping piece 31, the first C-shaped groove 221 is in enclasping contact with the inner circle of the hand wheel handle 6, and the second C-shaped groove 311 is in enclasping contact with the outer circle of the hand wheel handle 6 (as shown in fig. 8); the limiting component 4 fixes the third clamping piece 31 at a certain position, so that the distance between the third clamping piece 31 and the first clamping piece 22 and the distance between the third clamping piece 31 and the second clamping piece 23 are matched with the hand wheel handle 6; as shown in fig. 2, the first clip 22, the second clip 23 and the third clip 31 are circular arc clips.
As shown in fig. 7 and 8, when the utility model is used, the first C-shaped grooves 221 on the first clamping piece 22 and the second clamping piece 23 are in contact with the inner circle of the hand wheel handle 6, the second C-shaped groove 311 on the third clamping piece 31 is in contact with the outer circle of the hand wheel handle 6, and meanwhile, the positioning groove 24 is clamped on the hand wheel handle, so that the valve hand wheel is prevented from slipping when the auxiliary tool applies force; specifically, the arrangement of the first clamping piece 22, the second clamping piece 23, the third clamping piece 31 and the positioning groove 24 realizes the three-point holding contact and one-point positioning of the auxiliary tool and the handle 6 of the valve hand wheel, and can prevent the auxiliary tool from sliding out of the valve hand wheel under the action of external force so as to enable an operator to fall down or even cause a safety accident.
Specifically, as shown in fig. 1 and 4, in this embodiment, the second clamping component 3 further includes a sliding sleeve 32 slidably connected to the connecting rod 1, a connecting shaft 33 perpendicular to the outer surface of the sliding sleeve 32 and fixedly connected to the sliding sleeve, the third clamping member 31 is movably connected to the connecting shaft 33, when in use, the position of the sliding sleeve 32 is adjusted according to the size of the hand wheel handle 6, after the sliding sleeve 32 is adjusted to a certain position, the sliding sleeve 32 is limited to a certain position by the limiting component 4, so that the second C-shaped groove 311 on the third clamping member 31 is tightly contacted with the circular arc of the outer circle of the hand wheel handle 6, and meanwhile, the third clamping member 31 can rotate around the connecting shaft 33 by a certain angle to increase the contact area between the third clamping member 31 and the outer circle of the valve hand wheel, thereby enhancing the stability during operation.
Specifically, as shown in fig. 1, in the embodiment, the third clamping member 31 is movably connected with the connecting shaft 33 through the sleeve 34, the outer peripheral surface of the upper portion of the connecting shaft 33 is provided with an abutment surface 331, the sleeve 34 is sleeved on the connecting shaft 33 from bottom to top and abuts against the abutment surface 331, the lower portion of the connecting shaft 33 is provided with a first external thread 332, and the nut is screwed on the first external thread 332 to axially limit the sleeve 34 on the connecting shaft 33. The detachable connection of the third clamping piece 31 is realized through the arrangement of the sleeve and the nut, so that the third clamping piece 31 is convenient to detach and replace; meanwhile, the sleeve 34 can drive the third clamping piece 31 to rotate around the connecting shaft 33 by a certain angle, so that the holding force between the second C-shaped groove 311 and the hand wheel handle 6 is enhanced.
Specifically, as shown in fig. 2, in the present embodiment, the third clamping member 31 is fixedly connected with the sleeve 34 through the rib plate 35, so as to increase the strength and stability of the connection between the third clamping member 31 and the sleeve 34.
Specifically, in this embodiment, the other end of the connecting rod 1 opposite to the connecting piece 21 is provided with a second external thread 11, the limiting component 4 includes an adjusting nut 41 screwed on the second external thread 11, the adjusting nut 41 is clamped with the sliding sleeve 32, that is, the rotation of the adjusting nut 41 does not drive the sliding sleeve 32 to rotate, and the rotation of the adjusting nut 41 can only drive the sliding sleeve 32 to horizontally move between the connecting piece 21 and the second external thread 11. When the contact area between the third clamping piece 31 and the outer circle of the hand wheel 6 needs to be increased, the adjusting nut 41 is rotated, and when the adjusting nut 41 is rotated to a certain degree and cannot be rotated continuously, the maximum contact area is obtained.
Specifically, as shown in fig. 3, in this embodiment, a connecting portion 411 protrudes from an end of the adjusting nut 41 facing the connecting member 21 in a circumferential direction, the end surface of the connecting portion 411 is fixedly connected with a flange member 42 by a screw, a clamping groove 43 is formed between the flange member 42 and the adjusting nut 41, a clamping portion is disposed in an end of the sliding sleeve 32 in a circumferential direction, and the clamping portion is clamped in the clamping groove 43. The arrangement of the above structure facilitates the installation and removal of the sliding sleeve 32.
Specifically, the second external thread 11 of the connecting rod 21 in this embodiment is further screwed with a sleeve 5, and the sleeve 5 is located outside the adjusting nut 41. Through the detachable connection of the sleeve 5, the auxiliary tool can be provided with sleeves with different lengths according to the external force required by the valve in actual use, so that the universality of the auxiliary tool is improved.
Specifically, as shown in fig. 5 and 6, in this embodiment, the second external thread 11 is a trapezoidal external thread, and the sleeve 5 is provided with a trapezoidal internal thread matching the trapezoidal external thread. The trapezoidal internal thread and the trapezoidal external thread are tightly attached in a conical surface mode, are not easy to loosen, and are better in use safety.
Specifically, in this embodiment, the upper portion of the connecting member 21 is welded to the connecting rod 1, and the lower portion of the connecting member 21 is welded to the first clamping member 22 and the second clamping member 23.
The utility model has been further described with reference to specific embodiments, but it should be understood that the detailed description is not to be construed as limiting the spirit and scope of the utility model, but rather as providing those skilled in the art with the benefit of this disclosure with the benefit of their various modifications to the described embodiments.
Claims (9)
1. The auxiliary tool for switching the manual valve is characterized by comprising a connecting rod, a first clamping assembly, a second clamping assembly and a limiting assembly, wherein the first clamping assembly is fixed at one end part of the connecting rod, the second clamping assembly is connected to the connecting rod in a sliding manner, and the limiting assembly is used for limiting the horizontal position of the second clamping assembly;
the first clamping assembly comprises a connecting piece fixedly connected with one end of the connecting rod, and a first clamping piece and a second clamping piece which are fixed on two sides in the middle of the bottom of the connecting piece and are perpendicular to the connecting piece, a positioning groove is formed between the first clamping piece and the second clamping piece, and a notch of the positioning groove is downwards arranged;
the second clamping assembly comprises a third clamping piece which is arranged opposite to the first clamping piece and the second clamping piece;
the first clamping piece and the second clamping piece are provided with a first C-shaped groove on one surface opposite to the third clamping piece, and the third clamping piece is provided with a second C-shaped groove opposite to the first C-shaped groove.
2. The hand operated valve opening and closing auxiliary tool according to claim 1, wherein the second clamping assembly further comprises a sliding sleeve slidingly connected to the connecting rod, and a connecting shaft perpendicular to the outer surface of the sliding sleeve and fixedly connected with the outer surface of the sliding sleeve, and the third clamping piece is movably connected with the connecting shaft.
3. The hand-operated valve opening and closing auxiliary tool according to claim 2, wherein the third clamping piece is movably connected with the connecting shaft through a sleeve, an abutting surface is arranged on the outer peripheral surface of the upper portion of the connecting shaft, the sleeve is sleeved on the connecting shaft from bottom to top and abuts against the abutting surface, a first external thread is arranged on the lower portion of the connecting shaft, and a nut is in threaded connection with the first external thread to limit the sleeve on the connecting shaft in the axial direction.
4. A manual valve opening and closing auxiliary tool according to claim 3, wherein the third clamping member is fixedly connected with the sleeve through a rib plate.
5. The manual valve switch auxiliary tool according to claim 2, wherein a second external thread is arranged at the other end, opposite to the connecting piece, of the connecting rod, the limiting assembly comprises an adjusting nut screwed on the second external thread, the adjusting nut is clamped with the sliding sleeve, and the adjusting nut rotates to drive the sliding sleeve to horizontally move between the connecting piece and the second external thread.
6. The auxiliary tool for manual valve opening and closing according to claim 5, wherein a connecting portion protrudes from the adjusting nut towards one end of the connecting piece in the circumferential direction, the end face of the connecting portion is fixedly connected with a flange piece through a screw, a clamping groove is formed between the flange piece and the adjusting nut, a clamping portion is arranged on one end of the sliding sleeve in the circumferential direction, and the clamping portion is clamped in the clamping groove.
7. The manual valve opening and closing aid according to claim 5, wherein a sleeve is further screwed on the second external thread of the connecting rod, and the sleeve is located on the outer side of the adjusting nut.
8. The manual valve opening and closing auxiliary tool according to claim 7, wherein the second external thread is a trapezoid external thread, and the sleeve is provided with a trapezoid internal thread matched with the trapezoid external thread.
9. The manual valve opening and closing auxiliary tool according to claim 1, wherein an upper portion of the connecting member is welded to the connecting rod, and a lower portion of the connecting member is welded to the first and second stoppers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320449258.4U CN220186004U (en) | 2023-03-10 | 2023-03-10 | Manual valve switch appurtenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320449258.4U CN220186004U (en) | 2023-03-10 | 2023-03-10 | Manual valve switch appurtenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220186004U true CN220186004U (en) | 2023-12-15 |
Family
ID=89110805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320449258.4U Active CN220186004U (en) | 2023-03-10 | 2023-03-10 | Manual valve switch appurtenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220186004U (en) |
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2023
- 2023-03-10 CN CN202320449258.4U patent/CN220186004U/en active Active
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