CN105033950A - Tightening mechanism for mounting valve seat - Google Patents
Tightening mechanism for mounting valve seat Download PDFInfo
- Publication number
- CN105033950A CN105033950A CN201510499549.4A CN201510499549A CN105033950A CN 105033950 A CN105033950 A CN 105033950A CN 201510499549 A CN201510499549 A CN 201510499549A CN 105033950 A CN105033950 A CN 105033950A
- Authority
- CN
- China
- Prior art keywords
- swingle
- valve seat
- swivel plate
- drive rod
- tightening mechanism
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/24—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same mounting or demounting valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention relates to a tightening mechanism and discloses a tightening mechanism for mounting a valve seat. The tightening mechanism comprises a rotating plate, wherein the rotating plate is detachably connected with a rotating rod; at least two stop blocks used for restricting the rotating rod from sliding left and right are arranged on the rotating plate; a through hole is formed in the rotating plate; and connecting rods are hinged to the side wall of the rotating rod. The tightening mechanism further comprises a driving rod used for being inserted into the through hole and driving the rotating rod to rotate, and the driving rod is in threaded connection with the connecting rods. The invention solves the problem of internal leakage of a valve body, caused by the reason that the valve seat cannot be mounted in place, and provides the tightening mechanism for mounting the valve seat, which can tighten the valve seat in place and prevent the valve from internal leakage.
Description
Technical field
The present invention relates to a kind of screwing mechanism, being specifically related to a kind of screwing mechanism for installing valve seat.
Background technology
Valve seat refers to detachable face component in valve, for supporting spool closed positions, and forms sealing pair; General valve-seat diameter is valve maximum flow diameter.
When valve seat is installed on valve body, because valve seat needs to be arranged in the cavity of valve inner, and the surrounding volume of position installing valve seat due to valve body has certain limitation, so the operation screwing valve seat of operating personnel can be subject to certain restrictions, again because valve seat and valve body are threaded engagement, valve seat often cannot screw and put in place by operating personnel, causes valve to produce interior leakage phenomenon.
Summary of the invention
The object of the present invention is to provide one valve seat can be screwed to put in place, preventing valve from producing the interior screwing mechanism for installing valve seat leaked.
Technical scheme of the present invention is: for installing the screwing mechanism of valve seat, comprise swivel plate, described swivel plate is removably connected with swingle, swivel plate is provided with the limited block that restriction swingle horizontally slips, limited block is at least two, and swingle has through hole, the sidewall of swingle is hinged with connecting rod, also comprise drive rod, drive rod to be used for being inserted in through hole and to drive swingle to rotate, and drive rod is threaded with connecting rod.
Beneficial effect of the present invention is: valve seat is provided with two relative semi-circular plates, has certain distance between two relative semi-circular plates, forms breach; Valve seat is put on the screw thread of valve body, because swivel plate is removably connected with swingle, rotate in version so swingle is connected to by thread connecting mode, key connected mode or snap fit, next, first swivel plate is arranged on swingle, again swivel plate is put on the breach of valve seat, or directly first swivel plate is put in the breach of valve seat, then swingle is connected on swivel plate; Then drive rod is inserted in the through hole of swingle, by being hinged on the connecting rod on swingle, the position of drive rod is fixed, and drive rod can not be slided in the through hole of swingle, thus can swingle and group of drive rods be dressed up as a whole, rotation of drive rod two ends, drive rod driven rotary bar rotates, swingle driven rotary plate rotates, the setting of limited block, can prevent when swingle driven rotary plate rotates, swingle slides on swivel plate, and swivel plate will drive valve seat to rotate, thus valve seat is arranged on the screw thread of valve body.
The setting of swingle, can carry out the rotation to swivel plate outside valve body, and space outside valve body is open, is easy to operating personnel's operation; Drive rod is fixed on swingle, increases the rotary arm of swingle, thus operating personnel can be made to use less power that swingle just can be driven to rotate, and then valve seat can be made to screw put in place, and can prevent valve from producing the phenomenon of interior leakage; Drive rod is fixed on swingle, also ensure that drive rod drives the stability of swingle simultaneously; And drive rod can disassemble from swingle, when finishing using, parking space can be saved.
Further: swivel plate and swingle are that key is connected.Key connection disassembling is very convenient, directly moves to axial, just can accomplish that swingle is separated with swivel plate; The setting that key connects, also can make swivel plate and swingle independent enter in valve body respectively, put into mode separately, the volume of each part is less, and weight is lighter, conveniently puts into valve body; Key connects also can make swingle driven rotary plate rotate, and then completes the installation of valve seat.
Further: limited block is two, two limited blocks symmetrically centered by swingle are arranged on swivel plate, and two limited blocks are all connected with block rubber near the side of swingle, and one end that swingle is connected to swivel plate is fixedly connected with magnet.Key connects can not ensure that swingle does not slide on swivel plate, the setting of limited block, can prevent swingle from sliding on swivel plate, ensures the stability that swingle rotates; , because block rubber is a kind of elastic component, can there is elastic deformation in the introducing of block rubber, so swingle can prop up by block rubber, ensure that swingle is more stable when rotated; Adding of magnet, make to produce attraction between swingle and swivel plate, add the difficulty of swingle and swivel plate relative sliding, further ensure swingle stability when rotated.
Further: swingle is connected with projection, be fixedly connected with arc locating piece under projection, drive rod has the arc groove coordinating locating piece.Drive rod is being inserted in through hole, and when being fixed, on projection, arc locating piece coordinates with arc groove, can be formed and pre-positioning system, make operating personnel can find the tie point of drive rod and connecting rod faster, increase work efficiency.
Accompanying drawing explanation
Fig. 1 is that the present invention is for installing the schematic diagram of the screwing mechanism embodiment of valve seat;
Fig. 2 is the schematic diagram of swingle in Fig. 1.
Detailed description of the invention
Below by detailed description of the invention, the present invention is further detailed explanation:
Reference numeral in Figure of description comprises: swivel plate 1, limited block 2, block rubber 3, swingle 4, drive rod 5, connecting rod 6, bolt 7, projection 8, magnet 9, keyhole 10, through hole 11.
Embodiment is substantially as shown in Figures 1 and 2: for installing the screwing mechanism of valve seat, comprise swivel plate 1, on described swivel plate 1, flat key connects vertical swingle 4, keyhole 10 is located on swingle 4, symmetrical centered by swingle 4 on swivel plate 1 two limited blocks 2 are set, two limited blocks 2 are all connected with block rubber 3 near the side of swingle 4, one end that swingle 4 is connected to swivel plate 1 is fixedly connected with magnet 9, swingle 4 has through hole 11, swingle 4 is connected with two axially symmetrical projections 8, two projections are all fixedly connected with arc locating piece 8 times, the sidewall of swingle 4 is hinged with two connecting rods 6, also comprise drive rod 5, drive rod 5 has the arc groove coordinating locating piece, drive rod 5 is for be inserted in through hole 11 and to drive swingle 4 to rotate, drive rod 5 has two screwed holes, two connecting rods 6 have the perforate of mate with threaded holes, bolt 7 is screwed in screwed hole by perforate.
Valve seat is put on the screw thread of valve body, then first swivel plate 1 is put in the breach of valve seat, again swingle 4 is connected on swivel plate 1, the magnet 9 of swingle 4 will hold swivel plate 1, swingle 4 is simply fixing, swingle 4, by being butted on the block rubber 3 be arranged on two limited blocks 2 mutually, is thoroughly fixed by the both sides of swingle 4 further; Drive rod 5 is inserted in the through hole 11 of swingle 4, first coordinated with arc groove by arc locating piece on projection 8, pre-determined bit is carried out in the position of drive rod 5, by two connecting rods 6 be hinged on swingle 4, the position of drive rod 5 is fixed again, and drive rod 5 can not be slided in the through hole 11 of swingle 4, rotation of drive rod 5 two ends, drive rod 5 driven rotary bar 4 rotates, swingle 4 driven rotary plate 1 rotates, swivel plate 1 will drive valve seat to rotate, thus valve seat is arranged on the screw thread of valve body.
Above-described is only embodiments of the invention, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from structure of the present invention, some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. record the content that may be used for explaining claim.
Claims (4)
1. for installing the screwing mechanism of valve seat, it is characterized in that: comprise swivel plate, described swivel plate is removably connected with swingle, swivel plate is provided with the limited block that restriction swingle horizontally slips, limited block is at least two, and swingle has through hole, the sidewall of swingle is hinged with connecting rod, also comprise drive rod, drive rod to be used for being inserted in through hole and to drive swingle to rotate, and drive rod is threaded with connecting rod.
2. the screwing mechanism for installing valve seat according to claim 1, is characterized in that: described swivel plate and swingle are that key is connected.
3. the screwing mechanism for installing valve seat according to claim 2, it is characterized in that: described limited block is two, two limited blocks symmetrically centered by swingle are arranged on swivel plate, two limited blocks are all connected with block rubber near the side of swingle, and one end that swingle is connected to swivel plate is fixedly connected with magnet.
4. the screwing mechanism for installing valve seat according to claim 3, is characterized in that: described swingle is connected with projection, is fixedly connected with arc locating piece under projection, and drive rod has the arc groove coordinating locating piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499549.4A CN105033950A (en) | 2015-08-15 | 2015-08-15 | Tightening mechanism for mounting valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499549.4A CN105033950A (en) | 2015-08-15 | 2015-08-15 | Tightening mechanism for mounting valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105033950A true CN105033950A (en) | 2015-11-11 |
Family
ID=54441218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510499549.4A Pending CN105033950A (en) | 2015-08-15 | 2015-08-15 | Tightening mechanism for mounting valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105033950A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436839A (en) * | 2018-06-08 | 2018-08-24 | 山东益都阀门集团股份有限公司 | Ring machine and ring method thereon on hydraulic valve |
| CN109778630A (en) * | 2019-01-23 | 2019-05-21 | 温州鸿达建设有限公司 | A kind of municipal works road pavement structure |
-
2015
- 2015-08-15 CN CN201510499549.4A patent/CN105033950A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108436839A (en) * | 2018-06-08 | 2018-08-24 | 山东益都阀门集团股份有限公司 | Ring machine and ring method thereon on hydraulic valve |
| CN109778630A (en) * | 2019-01-23 | 2019-05-21 | 温州鸿达建设有限公司 | A kind of municipal works road pavement structure |
| CN109778630B (en) * | 2019-01-23 | 2021-03-26 | 温州鸿达建设有限公司 | Municipal works road laying structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151111 |
|
| WD01 | Invention patent application deemed withdrawn after publication |