CN203162184U - Conical valve - Google Patents
Conical valve Download PDFInfo
- Publication number
- CN203162184U CN203162184U CN 201320190418 CN201320190418U CN203162184U CN 203162184 U CN203162184 U CN 203162184U CN 201320190418 CN201320190418 CN 201320190418 CN 201320190418 U CN201320190418 U CN 201320190418U CN 203162184 U CN203162184 U CN 203162184U
- Authority
- CN
- China
- Prior art keywords
- guide rod
- rear end
- inner barrel
- cylinder body
- outer cylinder
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model belongs to the technical field of valves and particularly relates to a conical valve which comprises an executing mechanism, a transmission device and a valve body. The valve body comprises an inner barrel, a conical plate seat and an outer barrel, the conical plate seat is connected at the rear end of the inner barrel, the outer barrel is mounted on the inner barrel in a sleeved manner, the inner wall at the front end of the outer barrel is in liquid sealing with the outer wall of the inner barrel, the rear end of the outer barrel can be in liquid sealing with the outer edge of the rear end of the conical plate seat when the outer barrel moves backwards to a certain position, the transmission device comprises a bevel gear box, a left guide rod component and a right guide rod component, each of the left guide rod component and the right guide rod component is composed of an upper guide rod and a lower guide rod which are connected through a universal joint. A protecting cover is arranged on one side of a nut component, so that a screw component is less prone to being rusted, and the service life is prolonged integrally; and the upper guide rods and the lower guide rods of the left guide rod component and the right guide rod component are connected through the universal joints, so that processing and assembling of the conical valve are simpler, and the conical valve is long in service life.
Description
Technical field
The utility model belongs to valve technology field, is specifically related to a kind of mitre velve.
Background technique
Mitre velve is usually as the free escape cock of hydraulic generator unit bypass valve, or the continuous blow-down flow control.Mitre velve of the prior art (as, China Patent No. ZL 98245885.1 disclosed a kind of mitre velves, it is called cyclic type regulating valve) screw rod expose in air, easy-to-rust, and main by a straight-bar transmission between the umbrella gear box of transmission device and the screw rod, it is had relatively high expectations to processing and assembly precision.
Summary of the invention
In order to overcome above shortcomings part in the prior art, it is a kind of simple in structure, safe and reliable that the purpose of this utility model is to provide, and practicability is good, can reach to regulate flow purpose mitre velve.
In order to reach above-mentioned purpose, the utility model adopts following concrete technological scheme:
A kind of mitre velve, comprise actuator, transmission device, valve body, valve body comprises inner barrel, taper panel seat and outer cylinder body, the taper panel seat is connected the rear end of inner barrel, outer cylinder body is sleeved on the inner barrel, the inwall of outer cylinder body front end and inner barrel outer wall liquid sealing, when outer cylinder body moves to certain position backward, its rear end can with conical plate base rear end outer liquid sealing, described transmission device comprises umbrella gear box and left and right guide rod assembly, described left and right sides guide rod assembly is formed by top guide bar and lower guide rod, connects by universal joint between the upper and lower guide rod.
The left and right side of described outer cylinder body all is installed with nut assembly, and a side of nut assembly is provided with protective housing, is provided with the screw rod with its screw-thread fit in the nut assembly, and the front end of screw rod is connected with transmission device, and the rear end of screw rod is stretched in the protective housing.
Described protective housing is the metal tube of back-end closure.
Compared with prior art, the utlity model has following outstanding advantage and effect:
One side of nut assembly of the present utility model is provided with protective housing, makes screw arbor assembly be difficult for by corrosion, and be enhanced whole working life; All connect by universal joint between the upper and lower guide rod of left and right sides guide rod assembly, it makes processing of the present utility model and assembling more easy, long service life.
Description of drawings
Fig. 1 is one of schematic representation of the present utility model.
Fig. 2 is two of schematic representation of the present utility model.
Fig. 3 is three of schematic representation of the present utility model.
Among the figure: the 1-handwheel; The 2-motor; 3-main transmission bar; The 4-umbrella gear box; The 5-top guide bar; The 6-universal joint; The 7-lower guide rod; The 8-gear assembly; 9-taper panel seat; The 10-inner barrel; 11-inserts; The 12-sealing gasket; The 13-protective housing; The 14-outer cylinder body; The 15-screw rod; The 16-nut assembly; 17-umbrella gear bearing.
Embodiment
Shown in Fig. 1-3, a kind of mitre velve, comprise and be the mode of motor in conjunction with handwheel in the 100(of the actuator present embodiment), transmission device 200, valve body, valve body comprises inner barrel 10, taper panel seat 9 and outer cylinder body 14, taper panel seat 9 is connected the rear end of inner barrel 10, outer cylinder body 14 is sleeved on the inner barrel 10, the inwall of outer cylinder body 14 front ends and inner barrel 10 outer wall liquid sealings, when outer cylinder body 14 moves to certain position backward, its rear end can be (concrete with outer, taper panel seat 9 rear end liquid sealing, taper panel seat 9 rear ends are provided with inserts 11, insert 11 and taper panel seat 9 cooperate in the groove that forms and be provided with sealing gasket 12, outer cylinder body 14 moves to and taper panel seat 9 backward, insert and 11 closely contact with sealing gasket 12, namely finish liquid sealing), described transmission device 200 comprises umbrella gear box 4, left and right sides guide rod assembly, right guide rod assembly, main transmission bar 3 and gear assembly 8, described left and right sides guide rod assembly is formed by top guide bar 5 and lower guide rod 7, on, connect by universal joint 6 between the lower guide rod, its make processing of the present utility model and the assembling more easy, long service life, main transmission bar 3 is by actuator's 100 input torques, umbrella gear box 4 is by main transmission bar 3 input power, umbrella gear box 4 is passed to top guide bar 5 with moment, and lower guide rod 7 is by gear assembly 8(bevel gear component) carry-over moment is to screw rod 15.
The left and right side of described outer cylinder body 14 all is installed with nut assembly 16, one side of nut assembly 16 is provided with protective housing 13, be provided with the screw rod 15 with its screw-thread fit in the nut assembly 16, the front end of screw rod 15 is connected with the gear assembly 8 of transmission device with transmission device 200(screw rod 15) connect, the rear end of screw rod 15 is stretched in the protective housing 13, make screw rod 15 be difficult for by corrosion, be enhanced whole working life.
Described protective housing 13 is the metal tube of back-end closure.
It should be noted that at last: above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (3)
1. mitre velve, comprise actuator, transmission device, valve body, valve body comprises inner barrel, taper panel seat and outer cylinder body, the taper panel seat is connected the rear end of inner barrel, outer cylinder body is sleeved on the inner barrel, the inwall of outer cylinder body front end and inner barrel outer wall liquid sealing, when outer cylinder body moves to certain position backward, its rear end can with conical plate base rear end outer liquid sealing, it is characterized in that: described transmission device comprises umbrella gear box and a left side, right guide rod assembly, described left and right sides guide rod assembly is formed by top guide bar and lower guide rod, on, connect by universal joint between the lower guide rod.
2. a kind of mitre velve according to claim 1, it is characterized in that: the left and right side of described outer cylinder body all is installed with nut assembly, one side of nut assembly is provided with protective housing, be provided with the screw rod with its screw-thread fit in the nut assembly, the front end of screw rod is connected with transmission device, and the rear end of screw rod is stretched in the protective housing.
3. a kind of mitre velve according to claim 2, it is characterized in that: described protective housing is the metal tube of back-end closure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320190418 CN203162184U (en) | 2013-04-16 | 2013-04-16 | Conical valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320190418 CN203162184U (en) | 2013-04-16 | 2013-04-16 | Conical valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203162184U true CN203162184U (en) | 2013-08-28 |
Family
ID=49023369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320190418 Expired - Fee Related CN203162184U (en) | 2013-04-16 | 2013-04-16 | Conical valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203162184U (en) |
-
2013
- 2013-04-16 CN CN 201320190418 patent/CN203162184U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202280873U (en) | Safety changeover valve | |
| CN202360829U (en) | Novel one-way overflow valve | |
| MX2012000499A (en) | Shaft retaining assemblies for use with fluid valves. | |
| CN203162184U (en) | Conical valve | |
| CN203442298U (en) | Axial-flow type regulating valve | |
| CN204372220U (en) | Thread bush collar nut guide-localization top-loading ball valve | |
| CN203571089U (en) | Triplet type full-wrapped ball valve | |
| CN203162316U (en) | Protecting structure of screws of conical valve | |
| CN203335920U (en) | Manual ball valve | |
| CN104265928B (en) | A kind of convenient dismounting gate valve | |
| CN203703201U (en) | Double wedge plate gate valve | |
| CN205350538U (en) | Manual diaphragm valve | |
| CN202866834U (en) | Self-filtering slide valve type high pressure guide stop valve | |
| CN104141815A (en) | Overflowing protective valve for pipeline | |
| CN104879517A (en) | Clockwise and anticlockwise twin-twisted safety valve | |
| CN105351543A (en) | Dual-connection gate valve | |
| CN206309677U (en) | A kind of big flow servo valve | |
| CN201532178U (en) | Engine braking valve clearance adjusting tool | |
| CN104455539A (en) | Full-plastic diaphragm valve with irregular diaphragm | |
| CN204573294U (en) | Buried type stop valve | |
| CN216045752U (en) | Nuclear engineering is with novel low airtight valve that leaks | |
| CN204784795U (en) | Pottery double -gate plate valve | |
| CN203162180U (en) | Butt-clamping desulfurization butterfly valve | |
| CN206018002U (en) | A kind of stop valve | |
| CN215214944U (en) | Double-layer sealing valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130828 Termination date: 20140416 |