CN210909689U - Auxiliary maintenance clamp for rising stem valve - Google Patents
Auxiliary maintenance clamp for rising stem valve Download PDFInfo
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- CN210909689U CN210909689U CN201921853047.7U CN201921853047U CN210909689U CN 210909689 U CN210909689 U CN 210909689U CN 201921853047 U CN201921853047 U CN 201921853047U CN 210909689 U CN210909689 U CN 210909689U
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- valve rod
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Abstract
The utility model discloses an auxiliary overhaul clamp for an exposed rod valve, which comprises a first clamp plate, a second clamp plate and a fixing part, wherein the second clamp plate is used for being butted with the first clamp plate; the fixing piece is used for fixedly connecting the butted first clamping plate and the butted second clamping plate to form a threaded sleeve, and the threaded sleeve is in threaded fit with a valve rod of the rising stem valve. When the auxiliary maintenance clamp is applied, if the rising stem valve needs to be maintained in a closed state, the auxiliary maintenance clamp is installed at the upper position of the valve rod after the valve is closed, and the auxiliary maintenance clamp is propped against the clamp downwards by virtue of the valve rod support, so that the valve rod is ensured to be in the closed state, and the valve is prevented from being jacked open accidentally by medium pressure; if the system needs to overhaul the rising stem valve in an open state, the auxiliary overhaul clamp is installed at the lower part of the valve rod after the valve is opened, the valve rod does not move downwards by means of the interaction force of the auxiliary overhaul clamp and the valve body, the valve is ensured to be in the open state, and the valve is prevented from cutting off medium circulation.
Description
Technical Field
The utility model relates to a mechanical industry technical field, more specifically say, relate to an auxiliary maintenance anchor clamps for rising stem valve.
Background
In industrial production, different types of rising stem valves are often arranged on a medium pipeline. After the rising stem valve is used for a long time, the screw thread of the connecting nut is easy to damage, so that the valve stem cannot operate, and the connecting nut needs to be replaced by a new connecting nut.
Before the maintenance work of changing coupling nut, need make system stop production earlier and overhaul again to avoid the valve rod to reciprocate uncontrollably, influence normal production, lead to unable production steadily.
In summary, the problem that needs to be solved by those skilled in the art is how to eliminate the problem that the valve rod moves up and down uncontrollably to open or close the valve accidentally during the maintenance of the valve rod, so as to realize the online maintenance of the valve without stopping production.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an supplementary anchor clamps that overhaul for rising stem valve, it can the clamping on the valve rod of rising stem valve and restrict the valve rod and reciprocate, avoids this rising stem valve accident to open or close, realizes the online valve of overhauing on the basis of not stopping production.
In order to achieve the above object, the utility model provides a following technical scheme:
an auxiliary service fixture for rising stem valves, comprising:
a first splint;
a second cleat for interfacing with the first cleat;
the fixing piece is used for connecting the first clamping plate and the second clamping plate and enabling the first clamping plate and the second clamping plate to form a threaded sleeve, and the threaded sleeve is in threaded fit with a valve rod of the rising stem valve.
Preferably, in the auxiliary maintenance fixture, the first clamping plate and the second clamping plate are provided with positioning structures matched with each other.
Preferably, in the auxiliary overhaul fixture, the positioning structure comprises a positioning rod and a positioning groove respectively arranged on the first clamping plate and the second clamping plate.
Preferably, in the auxiliary maintenance fixture, the first clamping plate and the second clamping plate are respectively provided with an assembling hole matched with the fixing member.
Preferably, in the auxiliary repair jig, the fixing member is a bolt.
Preferably, in the auxiliary maintenance fixture, the first clamping plate and the second clamping plate are respectively provided with a lifting lug.
The utility model provides an auxiliary maintenance clamp of an exposed rod valve, which comprises a first clamping plate, a second clamping plate and a fixing part, wherein the second clamping plate is used for being butted with the first clamping plate; the fixing piece is used for fixedly connecting the butted first clamping plate and the butted second clamping plate to form a threaded sleeve, and the threaded sleeve is in threaded fit with a valve rod of the rising stem valve.
When the auxiliary maintenance clamp is applied, if the rising stem valve needs to be maintained in a closed state, the auxiliary maintenance clamp is installed at the upper position of the valve rod after the valve is closed, and the auxiliary maintenance clamp is propped against the clamp downwards by virtue of the valve rod support, so that the valve rod is ensured to be in the closed state, and the valve is prevented from being jacked open accidentally by medium pressure; if the system needs to overhaul the rising stem valve in an open state, the auxiliary overhaul clamp is installed at the lower part of the valve rod after the valve is opened, the valve rod does not move downwards by means of the interaction force of the auxiliary overhaul clamp and the valve body, the valve is ensured to be in the open state, and the valve is prevented from cutting off medium circulation.
Obviously, the utility model provides an supplementary anchor clamps that overhaul can the clamping on the valve rod of rising stem valve to limit the valve rod according to system's needs and upwards or move down, thereby realize the online valve of overhauing on the basis of not stopping production.
In addition, two clamping plates in the overhauling clamp are connected through a fixing piece, so that the overhauling clamp is convenient to manufacture and assemble and low in production cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an auxiliary maintenance fixture for an exposed rod valve provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of a second clamping plate in the auxiliary maintenance fixture for the rising stem valve provided in the embodiment of the present invention;
FIG. 3 is an assembly view of the auxiliary overhaul fixture and the valve rod provided by the embodiment of the present invention;
wherein, in fig. 1-3:
a lifting lug 1; a first splint 2; a positioning groove 3; a second splint 4; a fitting hole 5; a bolt 6; a valve stem 01.
Detailed Description
The embodiment of the utility model discloses supplementary anchor clamps that overhaul for rising stem valve, it can the clamping on the valve rod of rising stem valve and restrict the valve rod and reciprocate, avoids this rising stem valve accident to open or close, realizes the online maintenance valve on the basis of not stopping production.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 3, an embodiment of the present invention provides an auxiliary maintenance fixture for a rising stem valve, which includes a first clamping plate 2, a second clamping plate 4 and a fixing member, wherein the second clamping plate 4 is used for being butted with the first clamping plate 2; the fixing piece is used for fixedly connecting the butted first clamping plate 2 and the butted second clamping plate 4 to form a threaded sleeve, and the threaded sleeve is in threaded fit with a valve rod 01 of the rising stem valve.
When the auxiliary maintenance clamp is applied, if the rising stem valve needs to be maintained in a closed state, the auxiliary maintenance clamp is installed at the upper position of the valve rod 01 after the valve is closed, and the auxiliary maintenance clamp is propped against the clamp downwards by virtue of the valve rod support, so that the valve rod 01 is ensured to be in the closed state, and the valve is prevented from being accidentally jacked open by medium pressure; if the system needs to overhaul the rising stem valve in an open state, the auxiliary overhaul clamp is installed at the lower part of the valve rod 01 after the valve is opened, the valve rod 01 cannot move downwards by means of the interaction force of the auxiliary overhaul clamp and the valve body, the valve is ensured to be in the open state, and the valve is prevented from cutting off medium circulation.
Obviously, the utility model provides an supplementary anchor clamps that overhaul can the clamping on the valve rod 01 of rising stem valve to limit valve rod 01 according to system's needs and upwards or move down, thereby realize the online maintenance valve on the basis of not stopping production.
In addition, two clamping plates in the overhauling clamp are connected through a fixing piece, so that the overhauling clamp is convenient to manufacture and assemble and low in production cost.
Specifically, in the auxiliary maintenance fixture, the first clamping plate and the second clamping plate are provided with positioning structures matched with each other. The location structure includes the locating lever and the constant head tank 3 that set up in first splint 2 and second splint 4 respectively.
The supplementary anchor clamps that overhaul that this embodiment provided have additionally set up location structure, and convenience of customers aligns the butt joint fast with first splint 2 and 4 rings of second splint when valve rod 01 is outside to the mounting is assembled, the simplified assembly operation.
Specifically, in the auxiliary overhaul fixture, the first clamping plate 2 and the second clamping plate 4 are respectively provided with an assembling hole 5 matched with the fixing piece. The fixing member is a bolt 6. The inner walls of the first clamping plate and the second clamping plate are respectively provided with threads, and the threads of the first clamping plate and the second clamping plate form threads matched with the valve rod 01 when the first clamping plate and the second clamping plate are butted. The first and second clamping plates may be provided in plurality to respectively fit valve stems 01 of different thread models.
In the above supplementary anchor clamps that detect, be equipped with lug 1 on first splint 2 and the second splint 4 respectively, lug 1 is used for when overhauing the valve of no valve rod support, adopts external force to fix valve rod 01, and lug 1 can also be used for rising stem valve's valve rod 01 to carry out the hoist and mount operation.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An auxiliary overhaul clamp for an exposed rod valve is characterized by comprising:
a first splint;
a second cleat for interfacing with the first cleat;
the fixing piece is used for connecting the first clamping plate and the second clamping plate and enabling the first clamping plate and the second clamping plate to form a threaded sleeve, and the threaded sleeve is in threaded fit with a valve rod of the rising stem valve.
2. The auxiliary service fixture of claim 1, wherein the first clamping plate and the second clamping plate are provided with mutually cooperating locating structures.
3. The auxiliary service fixture of claim 2, wherein the positioning structure comprises a positioning rod and a positioning slot respectively disposed on the first clamping plate and the second clamping plate.
4. The auxiliary service fixture as claimed in claim 1, wherein the first clamping plate and the second clamping plate are respectively provided with an assembling hole for being engaged with the fixing member.
5. The auxiliary service fixture of claim 4, wherein the fixture is a bolt.
6. The auxiliary service fixture of claim 1, wherein the first clamping plate and the second clamping plate are respectively provided with a lifting lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921853047.7U CN210909689U (en) | 2019-10-29 | 2019-10-29 | Auxiliary maintenance clamp for rising stem valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921853047.7U CN210909689U (en) | 2019-10-29 | 2019-10-29 | Auxiliary maintenance clamp for rising stem valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210909689U true CN210909689U (en) | 2020-07-03 |
Family
ID=71355019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921853047.7U Active CN210909689U (en) | 2019-10-29 | 2019-10-29 | Auxiliary maintenance clamp for rising stem valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210909689U (en) |
-
2019
- 2019-10-29 CN CN201921853047.7U patent/CN210909689U/en active Active
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