CN218644894U - Stop valve - Google Patents
Stop valve Download PDFInfo
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- CN218644894U CN218644894U CN202222835037.9U CN202222835037U CN218644894U CN 218644894 U CN218644894 U CN 218644894U CN 202222835037 U CN202222835037 U CN 202222835037U CN 218644894 U CN218644894 U CN 218644894U
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- butt joint
- joint pipe
- valve
- pipe
- joint structure
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Abstract
The utility model discloses a stop valve, including the installation body that has the runner, install in the valve rod of the installation body, connect the valve rod and be located the valve clack of installation body and the executor of connecting the valve rod, the runner has both ends, the runner both ends communicate respectively has first to take over and second to the takeover, and first to takeover and second are to the takeover all sealed being fixed in the installation body, be equipped with first butt joint structure on the first pair of takeover, the second is to being equipped with second butt joint structure on the takeover. The utility model has the advantages of it is following and effect: the utility model discloses can realize accurate installation and can select different butt joint modes according to the operating mode of difference, make it have better practicality.
Description
Technical Field
The utility model relates to a valve, in particular to stop valve.
Background
The shut-off valve is also called a shut-off valve, and belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak. When the medium enters the valve from the lower part of the valve clack, the resistance to be overcome by the operating force is the friction force between the valve rod and the packing and the thrust generated by the pressure of the medium, the force for closing the valve is larger than the force for opening the valve, so the diameter of the valve rod is larger, otherwise the failure of the valve rod buckling can occur.
The valve body of the existing shutoff valve has two ends, which are respectively an inlet and an outlet for the fluid medium. The valve body with two ends is only manufactured by a manufacturer of the existing valve when the valve is produced, so that the stop valve is required to be automatically provided with butt joint assemblies for correspondingly butting pipelines at the two ends of the valve body according to working conditions in the later use process, and then the butt joint with the pipelines is realized through the butt joint assemblies. The invention is produced according to the above problems because it is extremely difficult to realize the precise installation of the butt joint assembly on the valve body on the spot under the influence of the working environment on the spot and the operation experience of the working personnel on the spot.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stop valve, this stop valve can realize accurate installation and can select different butt joint modes according to the operating mode of difference, makes it have better practicality.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a stop valve, is including the installation body that has the runner, install in the valve rod of installation body, connect the valve rod and be located the internal valve clack of installation and the executor of connecting the valve rod, and the runner has both ends, the runner both ends communicate respectively has first butt joint pipe and second butt joint pipe, and first butt joint pipe is all sealed fixed in the installation body with second butt joint pipe, be equipped with first butt joint structure on the first butt joint pipe, the second is to being equipped with second butt joint structure on the pipe.
Further setting the following steps: the first butt joint structure and the second butt joint structure respectively comprise clamping pressure butt joint, thread butt joint and socket joint.
Further setting the following steps: the first butt joint structure is a first clamping and pressing ring formed on the first butt joint pipe, and the second butt joint structure is a second clamping and pressing ring formed on the second butt joint pipe.
Further setting as follows: the first butt joint structure is a first butt joint thread formed on the first butt joint pipe, and the second butt joint structure is a third clamping ring formed on the second butt joint pipe.
Further setting the following steps: the first butt threads are arranged on the inner peripheral wall or the outer peripheral wall of the first butt pipe.
Further setting the following steps: the first butt joint structure is a first jack formed on the first butt joint pipe, and the second butt joint structure is a second jack formed on the second butt joint pipe.
Further setting as follows: the first butt joint structure is a first moving nut sleeved on the first butt joint pipe, the second butt joint structure is a second moving nut sleeved on the second butt joint pipe, the first moving nut is in running fit with the first butt joint pipe and reciprocates along the axis of the first butt joint pipe and limits the first moving nut to be separated from the first moving nut through the first butt joint pipe, and the second moving nut is in running fit with the second butt joint pipe and reciprocates along the axis of the second butt joint pipe and limits the second moving nut to be separated from the second moving nut through the second butt joint pipe.
Further setting the following steps: the first butt joint structure is a second butt joint thread formed on the first butt joint pipe, the second butt joint structure is a third moving nut sleeved on the second butt joint pipe, and the third moving nut is in rotating fit with the second butt joint pipe, reciprocates along the axis of the third moving nut and limits the third moving nut to be separated from the second moving nut through the second butt joint pipe.
Further setting the following steps: the first butt joint pipe and the first clamping and pressing ring are integrally arranged, and the second butt joint pipe and the second clamping and pressing ring are integrally arranged.
Further setting the following steps: the diameter of the first insertion hole is larger than the inner diameter of the first connecting pipe pair, and the diameter of the second insertion hole is larger than the inner diameter of the second connecting pipe pair.
To sum up, the utility model discloses following beneficial effect has: to sum up, the utility model discloses following beneficial effect has: the first butt joint pipe and the second butt joint pipe are fixedly installed at two ends of the valve when the valve is produced, and the butt joint of the first butt joint structure arranged on the first butt joint pipe and the second butt joint structure arranged on the second butt joint pipe is achieved with a pipeline, so that the field installation of the butt joint structure is avoided, and the installation accuracy is guaranteed. And the existing clamping pressure butt joint, thread butt joint and socket joint butt joint modes are selected according to different working conditions, so that the field installation difficulty is further reduced, the valve can adapt to different butt joint modes, and the valve has better practicability.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment;
FIG. 2 is a schematic structural diagram of the second embodiment;
FIG. 3 is a schematic structural diagram according to a third embodiment;
FIG. 4 is a schematic structural diagram according to a fourth embodiment;
FIG. 5 is a schematic structural diagram according to a fifth embodiment;
fig. 6 is a schematic structural diagram of a sixth embodiment.
In the figure: 1. a flow channel; 2. an installation body; 3. a valve stem; 4. a valve flap; 5. an actuator; 6. a first docking pipe; 7. a second pair of adapter tubes; 81. a first clamping ring; 82. a second clamping ring; 91. a first butt thread; 92. a third clamping ring; 101. a first jack; 102. a second jack; 111. a first traveling nut; 112. a second traveling nut; 121. a second butt thread; 122. and a third moving nut.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example one
Referring to fig. 1, a stop valve includes an installation body 2 having a flow passage 1, a valve rod 3 installed on the installation body 2, a valve flap 4 connected to the valve rod 3 and located in the installation body 2, and an actuator 5 connected to the valve rod 3, where the actuator 5 is a handwheel fixed to the valve rod 3 and the flow passage 1 has two ends, and the valve flap 4 is rotatably matched with the valve rod 3. The two ends of the flow channel 1 are respectively communicated with a first butt joint pipe 6 and a second butt joint pipe 7, the first butt joint pipe 6 and the second butt joint pipe 7 are welded and fixed on the mounting body 2, a first butt joint structure is arranged on the first butt joint pipe 6, and a second butt joint structure is arranged on the second butt joint pipe 7.
The first butt joint structure and the second butt joint structure respectively comprise a clamping pressure butt joint, a thread butt joint and a socket butt joint, the first butt joint structure is a first clamping pressing ring 81 integrally formed on the first butt joint pipe 6, and the second butt joint structure is a second clamping pressing ring 82 integrally formed on the second butt joint pipe 7.
Example two
Referring to fig. 2, the present embodiment is different from the first embodiment in that; the first butt joint structure is provided with a first butt joint thread 91 formed on the first butt joint pipe 6, the second butt joint structure is a third clamping ring 92 integrally formed on the second butt joint pipe 7, and the first butt joint thread 91 is arranged on the outer peripheral wall of the first butt joint pipe 6.
EXAMPLE III
Referring to fig. 3, the present embodiment is different from the second embodiment in that; the first butt screw 91 is provided on the inner peripheral wall of the first butt pipe 6.
Example four
Referring to fig. 4, the present embodiment is different from the first embodiment in that; the first butt joint structure is a first jack 101 formed on the first butt joint pipe 6, the second butt joint structure is a second jack 102 formed on the second butt joint pipe 7, the diameter of the first jack 101 is larger than the inner diameter of the first butt joint pipe 6, and the diameter of the second jack 102 is larger than the inner diameter of the second butt joint pipe 7.
EXAMPLE five
Referring to fig. 5, the present embodiment is different from the first embodiment in that; the first butt joint structure is a first moving nut 111 sleeved on the first butt joint pipe 6, the second butt joint structure is a second moving nut 112 sleeved on the second butt joint pipe 7, the first moving nut 111 is in running fit with the first butt joint pipe 6, the first moving nut 111 reciprocates along the axis of the first butt joint pipe 6, and the first butt joint pipe 6 limits the first moving nut 111 to be separated from the first moving nut 111. The second moving nut 112 is rotatably engaged with the second adapter tube 7 and the second moving nut 112 reciprocates along the axis of the second adapter tube 7, and the second adapter tube 7 restricts the second moving nut 112 from being separated therefrom.
EXAMPLE six
Referring to fig. 6, the present embodiment is different from the first embodiment in that; the first butt joint structure is provided with a second butt joint thread 121 formed on the first butt joint pipe 6, the second butt joint structure is a third moving nut 122 sleeved on the second butt joint pipe 7, the second butt joint thread 121 is arranged on the inner peripheral wall of the first butt joint pipe 6, the third moving nut 122 is in rotating fit with the second butt joint pipe 7, the third moving nut 122 reciprocates along the axis of the second butt joint pipe 7, and the second butt joint pipe 7 limits the third moving nut 122 to be separated from the third moving nut.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a stop valve, is including installation body (2) that have runner (1), install in valve rod (3) of installation body (2), connect valve rod (3) and be located valve clack (4) and the executor (5) of connecting valve rod (3) of installation body (2), runner (1) has both ends, its characterized in that: the flow channel is characterized in that two ends of the flow channel (1) are respectively communicated with a first butt joint pipe (6) and a second butt joint pipe (7), the first butt joint pipe (6) and the second butt joint pipe (7) are both fixed on the mounting body (2) in a sealing mode, a first butt joint structure is arranged on the first butt joint pipe (6), and a second butt joint structure is arranged on the second butt joint pipe (7).
2. The shut-off valve of claim 1, wherein: the first butt joint structure and the second butt joint structure respectively comprise clamping pressure butt joint, thread butt joint and socket butt joint.
3. The shut-off valve of claim 2, wherein: the first butt joint structure is a first clamping ring (81) formed on the first butt joint pipe (6), and the second butt joint structure is a second clamping ring (82) formed on the second butt joint pipe (7).
4. The shut-off valve of claim 2, wherein: the first butt joint structure is a first butt joint thread (91) formed on the first butt joint pipe (6), and the second butt joint structure is a third clamping ring (92) formed on the second butt joint pipe (7).
5. The shut-off valve of claim 4, wherein: the first butt thread (91) is arranged on the inner peripheral wall or the outer peripheral wall of the first butt pipe (6).
6. The shut-off valve of claim 2, wherein: the first butt joint structure is a first jack (101) formed in the first butt joint pipe (6), and the second butt joint structure is a second jack (102) formed in the second butt joint pipe (7).
7. The shut-off valve of claim 2, wherein: the first butt joint structure is a first moving nut (111) sleeved on the first butt joint pipe (6), the second butt joint structure is a second moving nut (112) sleeved on the second butt joint pipe (7), the first moving nut (111) is in running fit with the first butt joint pipe (6) and reciprocates along the axis of the first butt joint pipe and limits the first moving nut (111) to be separated from the first moving nut through the first butt joint pipe (6), and the second moving nut (112) is in running fit with the second butt joint pipe (7) and reciprocates along the axis of the second butt joint pipe and limits the second moving nut (112) to be separated from the second moving nut through the second butt joint pipe (7).
8. The shut-off valve of claim 2, wherein: the first butt joint structure is a second butt joint thread (121) formed on the first butt joint pipe (6), the second butt joint structure is a third movable nut (122) sleeved on the second butt joint pipe (7), and the third movable nut (122) is in running fit with the second butt joint pipe (7), reciprocates along the axis of the third movable nut and limits the third movable nut (122) to be separated from the second movable nut through the second butt joint pipe (7).
9. A shut-off valve as claimed in claim 3, wherein: the first butt joint pipe (6) and the first clamping ring (81) are integrally arranged, and the second butt joint pipe (7) and the second clamping ring (82) are integrally arranged.
10. The shut-off valve of claim 6, wherein: the diameter of the first jack (101) is larger than the inner diameter of the first butt joint pipe (6), and the diameter of the second jack (102) is larger than the inner diameter of the second butt joint pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222835037.9U CN218644894U (en) | 2022-10-25 | 2022-10-25 | Stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222835037.9U CN218644894U (en) | 2022-10-25 | 2022-10-25 | Stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218644894U true CN218644894U (en) | 2023-03-17 |
Family
ID=85494354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222835037.9U Active CN218644894U (en) | 2022-10-25 | 2022-10-25 | Stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218644894U (en) |
-
2022
- 2022-10-25 CN CN202222835037.9U patent/CN218644894U/en active Active
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