CN214579173U - Valve with quick assembly disassembly transmission - Google Patents
Valve with quick assembly disassembly transmission Download PDFInfo
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- CN214579173U CN214579173U CN202120982337.2U CN202120982337U CN214579173U CN 214579173 U CN214579173 U CN 214579173U CN 202120982337 U CN202120982337 U CN 202120982337U CN 214579173 U CN214579173 U CN 214579173U
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Abstract
The utility model discloses a valve with a quick-dismounting transmission device; belongs to the technical field of valves; the valve body is vertically provided with a valve rod, a support is integrally formed at the near end part of the top end of the valve body on the periphery of the valve rod, the top of the support can be quickly detachably connected with a connecting block, and the top of the connecting block is fixedly connected with an external driving device; a plurality of mounting holes are uniformly distributed at intervals along the circumferential direction on the top of the bracket, the bottom end of the connecting block is provided with safety studs corresponding to at least one mounting hole, the bottom end of the connecting block is provided with bolts corresponding to the rest mounting holes one by one, and fastening structures for quickly disassembling and assembling the bracket and the connecting block are arranged on the safety studs; a transmission component for linking the valve rod with an external driving device is arranged between the support and the connecting block; the utility model aims at providing a simple structure satisfies the high accuracy requirement, can realize quick installation, quick detach, reduces the valve that has quick assembly disassembly transmission of fault incidence.
Description
Technical Field
The utility model relates to a valve, more specifically say, especially relate to a valve with quick assembly disassembly transmission.
Background
The transmission of the valve is under the rapid development of modern science and technology, and an automatic centralized control mode is adopted more and more, and the valve is popularized more and more particularly on the application design of pneumatic, electric, worm gear and other driving devices on a valve pipeline. Is a necessary trend of realizing high-quality and high-efficiency production, reducing labor intensity and improving production environment in modern production. For a long time, when a transmission device matched with a valve is installed, the traditional installation mode has the defects of more time consumption, more material consumption, slow work efficiency, inconvenient maintenance, hidden trouble and the like.
The driving device adopted in the installation of the prior valve transmission device is locked by a stud, a nut or a bolt, the power transmission usually drives the valve core to rotate by a square hole, a key or other modes, and the driving device and the valve are locked by an upper bolt hole and a lower bolt hole on the bracket. In the traditional mode, the valve of the driving device is locked by bolts or nuts through holes uniformly distributed on the upper part and the lower part of the bracket. It has the following disadvantages: the bolt (column) and the hole have larger clearance, the centering performance is poor, an offset driving device is easily installed, the running eccentricity is caused, the valve switch torque is increased, and the normal working condition is influenced; secondly, the nut locking torque is not easy to control, local stress concentration is easy to cause, the local deformation of a driving device or a valve is large, and parts or threads are easy to damage or lose efficacy; (III) because lock nut is more, when breaking down, the maintenance is more difficult, and if the live time is long, the nut rusts and corrodes seriously, is difficult to dismantle, and it is difficult to get rid of the trouble.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, and provides a valve assembly which has a simple structure, meets the high-precision requirement, and can quickly and stably complete the matching installation of a driving device and a valve; the hidden danger that probably exists among the operation process has effectively been solved, does not receive external force and nut corrosion to cause the influence of operation inefficacy, can realize quick installation, quick detach, reduces the valve that has quick assembly disassembly transmission of trouble incidence.
The technical scheme of the utility model is realized like this: a valve with a quick-dismounting transmission device comprises a valve body, wherein a valve rod is vertically arranged on the valve body, a support is integrally formed at the near end part of the top end of the valve body on the periphery of the valve rod, a connecting block can be quickly dismounted and connected to the top of the support, and the top of the connecting block is fixedly connected with an external driving device; a plurality of mounting holes are uniformly distributed at intervals along the circumferential direction on the top of the bracket, the bottom end of the connecting block is provided with a safety stud corresponding to at least one mounting hole, the bottom end of the connecting block is provided with bolts corresponding to the rest mounting holes one by one, and the safety stud is provided with a fastening structure for quickly disassembling and assembling the bracket and the connecting block; and a transmission assembly for linkage of the valve rod and an external driving device is arranged between the support and the connecting block.
In the foretell valve with quick assembly disassembly transmission, the support is the rectangle side's tubular construction that the level was placed, and its lower extreme and valve rod outlying valve body top proximal end lateral wall integrated into one piece, and the valve rod top is located the support.
In the above valve with a quick-release transmission device, the pins are composed of matching pins and adjusting pins, wherein the number of the adjusting pins is not more than 2; the adjusting bolt is a plane with the thickness of 0.5-1.5 mm milled on the outer side wall of the non-threaded section of the matching bolt along the axial direction.
In the above valve with the quick-assembly and disassembly transmission device, the fastening structure comprises a knurled quick-rotation nut arranged at the free end of the safety stud, and a plurality of belleville springs matched with each other are arranged between the knurled quick-rotation nut and the mounting hole.
In the valve with the quick-assembly and disassembly transmission device, the number of the belleville springs is 2-5.
In the foretell valve with quick assembly disassembly transmission, drive assembly includes along vertical setting on support top and connecting block and the transmission hole relative with the valve rod, and swing joint has matched with transmission cover in the transmission hole, and the transmission cover bottom stretches into in the support and is connected with the cooperation of valve rod top, and transmission cover top is passed the connecting block and is connected with external drive device output shaft.
By adopting the structure, the utility model can realize reliable, stable, accurate, lossless and predictable good assembly between the valve rod and the external driving device through the mutual matching of the bracket and the connecting block; the good working condition of the valve operation is ensured, and the fault factors are reduced. The safety stud is installed by utilizing at least one installation hole, and the other installation holes are matched with the bolt, so that high precision can be met, the safety stud is locked by the fastening structure to realize quick installation and disassembly of the bracket and the connecting block, and the matched installation of the external driving device and the valve is quickly and stably completed; the hidden danger that probably exists among the operation process is solved, do not receive external force and nut corrosion to cause the influence of operation inefficacy, can realize quick installation, quick dismantlement, reduce the trouble incidence. The valve rod and the external driving device can be quickly linked through the transmission assembly, so that the transmission effect is improved, and the stability of the switching moment is improved.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is a schematic structural view of the mating plug of the present invention;
FIG. 5 is a schematic view of the adjusting bolt of the present invention;
fig. 6 is a schematic structural diagram of a safety stud of the present invention;
fig. 7 is a schematic structural view of the knurled quick-turn nut of the present invention;
fig. 8 is a schematic structural diagram of a middle belleville spring according to the present invention.
In the figure: 1. a valve body; 1a, a valve rod; 2. a support; 2a, mounting holes; 3. connecting blocks; 4. an external drive device; 5. a safety stud; 6. a bolt; 6a, matching with a bolt; 6b, adjusting a bolt; 7. a transmission assembly; 7a, a transmission hole; 7b, a transmission sleeve; 8. knurling the quick-turn nut; 9. a belleville spring.
Detailed Description
Referring to fig. 1 to 8, the valve with a quick assembly and disassembly transmission device of the present invention comprises a valve body 1, a valve rod 1a is vertically arranged on the valve body 1, a support 2 is integrally formed at a proximal end portion of a top end of the valve body 1 at the periphery of the valve rod 1a, a connecting block 3 is detachably connected to the top of the support 2, and the top of the connecting block 3 is fixedly connected to an external driving device 4; the support 2 and the connecting block 3 are matched with each other, so that reliable, stable, accurate, lossless and predictable good assembly between the valve rod 1a and the external driving device 4 can be realized; the good working condition of the valve operation is ensured, and the fault factors are reduced. A plurality of mounting holes 2a are uniformly distributed at intervals along the circumferential direction on the top of the support 2, safety studs 5 corresponding to at least one mounting hole 2a are arranged at the bottom end of the connecting block 3, bolts 6 corresponding to the rest mounting holes 2a one by one are arranged at the bottom end of the connecting block 3, and fastening structures for quickly disassembling and assembling the support 2 and the connecting block 3 are arranged on the safety studs 5; the fastening structure comprises a knurled fast-turning nut 8 arranged at the free end of the safety stud 5, and a plurality of belleville springs 9 matched with each other are arranged between the knurled fast-turning nut 8 and the mounting hole 2 a.
Through utilizing at least one mounting hole 2a to install insurance double-screw bolt 5, all the other mounting holes 2a and bolt 6 cooperations can satisfy high accuracy, utilize belleville spring 9's longitudinal acting force, prevent the axial float of external drive device 4, and centering performance is better, plays the effect of guarantee valve rod 1a and the steady operation of external drive device 4 joint portion. Because the moment of axial play of the external drive means 4 is small during normal operation, it is negligible when the external drive means 4 is mounted horizontally and is also small when mounted laterally. The safety stud 5 and the belleville spring 9 are locked through the knurled quick-turning nut 8, so that the bracket 2 and the connecting block 3 can be quickly installed and disassembled, and the matched installation of the external driving device 4 and the valve can be quickly and stably completed; the hidden danger that probably exists among the operation process is solved, do not receive external force and nut corrosion to cause the influence of operation inefficacy, can realize quick installation, quick dismantlement, reduce the trouble incidence.
In this embodiment, the mounting hole 2a adopts an ISO standard bolt hole, but the machining precision and the roughness of the hole are improved at this time, a machining center or a numerical control machining milling machine is utilized, the corresponding ISO standard mounting hole 2a is machined, sliding fit is realized with the bolt 6, a large gap between the external driving device 4 and the bolt hole is eliminated, relative movement between the external driving device 4 and a valve caused by inherent defects is eliminated, no displacement is generated during operation, moving parts are protected, the transmission efficiency is improved, and the stability of the switching torque is improved.
Further, a transmission assembly 7 for linking the valve rod 1a with the external driving device 4 is provided between the bracket 2 and the connecting block 3. The transmission assembly 7 comprises a transmission hole 7a which is vertically arranged on the top of the support 2 and the connecting block 3 and is opposite to the valve rod 1a, a transmission sleeve 7b matched with the transmission hole 7a is movably connected in the transmission hole 7a, the bottom end of the transmission sleeve 7b extends into the support 2 and is matched and connected with the top of the valve rod 1a, and the top end of the transmission sleeve 7b penetrates through the connecting block 3 to be connected with an output shaft of the external driving device 4.
Through the transmission sleeve 7b respectively with valve rod 1a and with the output shaft of external drive device 4 be connected with each other, and transmission sleeve 7b and transmission hole 7a cooperation swing joint, can realize that valve rod 1a and external drive device 4 carry out quick linkage, have improved the transmission efficiency, have improved the stability of switching moment.
Preferably, the support 2 is a horizontally placed rectangular square tube structure, the lower end of the support is integrally formed with the outer side wall of the top end near the valve body 1 at the periphery of the valve rod 1a, and the top of the valve rod 1a is located in the support 2.
Further, the bolts 6 are composed of a matching bolt 6a and an adjusting bolt 6b, wherein the number of the adjusting bolts 6b is not more than 2; the adjusting bolt 6b is a plane with the thickness of 0.5-1.5 mm milled on the outer side wall of the non-threaded section of the matching bolt 6a along the axial direction. When the installation is difficult, 1 and at most no more than 2 adjusting pins are used for eliminating errors generated when the installation hole 2a is machined; the installation of the external driving device 4 and the valve can be more conveniently realized.
Preferably, the number of the belleville springs 9 is 2-5. The moment that utilizes a plurality of belleville springs 9 to produce comes the produced axial float moment of balanced valve rod 1a when operation, has solved the hidden danger that probably exists among the operation process, does not receive external force and nut corrosion to cause the influence of operation inefficacy, can realize quick installation, quick dismantlement, reduces the fault incidence, improves reliability and security when the valve operates.
The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.
Claims (6)
1. A valve with a quick-dismounting transmission device comprises a valve body (1), wherein a valve rod (1a) is vertically arranged on the valve body (1), and the valve with the quick-dismounting transmission device is characterized in that a support (2) is integrally formed at the near end part of the top end of the valve body (1) on the periphery of the valve rod (1a), a connecting block (3) can be quickly detachably connected to the top of the support (2), and the top of the connecting block (3) is fixedly connected with an external driving device (4); a plurality of mounting holes (2a) are uniformly distributed at intervals along the circumferential direction on the top of the support (2), safety studs (5) corresponding to at least one mounting hole (2a) are arranged at the bottom end of the connecting block (3), bolts (6) corresponding to the rest mounting holes (2a) one by one are arranged at the bottom end of the connecting block (3), and fastening structures for quickly disassembling and assembling the support (2) and the connecting block (3) are arranged on the safety studs (5); a transmission component (7) used for linkage of the valve rod (1a) and the external driving device (4) is arranged between the support (2) and the connecting block (3).
2. The valve with the quick-release transmission device is characterized in that the bracket (2) is of a horizontally-placed rectangular square tube structure, the lower end of the bracket is integrally formed with the outer side wall of the top end proximal portion of the valve body (1) on the periphery of the valve rod (1a), and the top of the valve rod (1a) is positioned in the bracket (2).
3. A valve with quick-release actuator according to claim 1, characterized in that the said pins (6) consist of cooperating pins (6a) and adjusting pins (6b), wherein the number of adjusting pins (6b) does not exceed 2; the adjusting bolt (6b) is a plane with the thickness of 0.5-1.5 mm milled on the non-threaded section outer side wall of the matching bolt (6a) along the axial direction.
4. A valve with quick-release transmission according to claim 1, characterized in that the fastening structure comprises a knurled screw nut (8) arranged at the free end of the safety stud (5), and that a number of cooperating belleville springs (9) are arranged between the knurled screw nut (8) and the mounting hole (2 a).
5. A valve with quick-release transmission according to claim 4, characterized in that the number of said belleville springs (9) is 2-5.
6. The valve with the quick-assembly and disassembly transmission device is characterized in that the transmission assembly (7) comprises a transmission hole (7a) which is vertically arranged on the top of the support (2) and the connecting block (3) and is opposite to the valve rod (1a), a transmission sleeve (7b) matched with the transmission hole is movably connected in the transmission hole (7a), the bottom end of the transmission sleeve (7b) extends into the support (2) and is matched and connected with the top of the valve rod (1a), and the top end of the transmission sleeve (7b) penetrates through the connecting block (3) to be connected with an output shaft of the external driving device (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120982337.2U CN214579173U (en) | 2021-05-10 | 2021-05-10 | Valve with quick assembly disassembly transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120982337.2U CN214579173U (en) | 2021-05-10 | 2021-05-10 | Valve with quick assembly disassembly transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214579173U true CN214579173U (en) | 2021-11-02 |
Family
ID=78362261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120982337.2U Active CN214579173U (en) | 2021-05-10 | 2021-05-10 | Valve with quick assembly disassembly transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214579173U (en) |
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2021
- 2021-05-10 CN CN202120982337.2U patent/CN214579173U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A valve with fast disassembly and assembly transmission device Effective date of registration: 20230629 Granted publication date: 20211102 Pledgee: Meizhou branch of China Construction Bank Co.,Ltd. Pledgor: GUNAGDONG MINGZHU FLUID MACHINERY Co.,Ltd. Registration number: Y2023980046691 |