CN203176424U - Automatic control valve - Google Patents
Automatic control valve Download PDFInfo
- Publication number
- CN203176424U CN203176424U CN 201320231601 CN201320231601U CN203176424U CN 203176424 U CN203176424 U CN 203176424U CN 201320231601 CN201320231601 CN 201320231601 CN 201320231601 U CN201320231601 U CN 201320231601U CN 203176424 U CN203176424 U CN 203176424U
- Authority
- CN
- China
- Prior art keywords
- hole
- seal plug
- secondary fluid
- fluid course
- flow channel
- 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
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- Lift Valve (AREA)
- Multiple-Way Valves (AREA)
Abstract
The utility model discloses an automatic control valve which comprises a valve body, an end cover, a flow guide rod and a stepping motor, wherein the valve body comprises an auxiliary flow channel, a main flow channel and a third through hole; the auxiliary flow channel and the main flow channel are transversely arrayed according to an axial lead; the third through hole penetrates through the auxiliary flow channel from the outer side of the valve body and is then communicated with the main flow channel to form a fourth through hole and a fifth through hole; the flow guide rod comprises a rotating shaft, a first sealing plug and a second sealing plug that are sequentially and axially connected; an arc notch is formed in the circumference surface of each of the first sealing plug and the second sealing plug; the first sealing plug and the second sealing plug are arranged in the third through hole and matched, sealed and contacted with internal walls of the auxiliary flow channel and the fifth through hole; the rotating shaft penetrates through the fourth through hole, and is then connected with the stepping motor in a transmission manner; and the end cover is in sealing connection with the fourth through hole. Each of the left end and the right end of the auxiliary flow channel comprises a connecting hole. The automatic control valve is simple in structure and low in cost.
Description
Technical field
The utility model belongs to the valve body field, is specifically related to a kind of autocontrol valve.
Background technique
Existing control valve includes secondary fluid course and is connected runner with two, in order to make secondary fluid course can control the flow direction of single connection runner, generally all connect at each a valve is installed separately between runner and the secondary fluid course, need to install 2 valves altogether, thereby make structure more complicated, increased cost again.
The model utility content
(1) technical problem that will solve
The technical problems to be solved in the utility model is to make the structure of autocontrol valve simpler, and cost is lower.
(2) technological scheme
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: a kind of autocontrol valve comprises valve body, end cap, diversion rod and stepper motor; Described valve body includes secondary fluid course, sprue and third through-hole, described secondary fluid course and sprue are transversely arranged according to shaft axis, described third through-hole runs through from the valve body outside behind the secondary fluid course and to be communicated with formation fourth hole and fifth hole with sprue, described diversion rod comprises the running shaft that axially connects successively, first seal plug and second seal plug, the circumferential surface of described first seal plug and second seal plug is provided with an arc notch, described first seal plug and second seal plug are arranged in the third through-hole and with the inwall of secondary fluid course and the inwall fitted seal of fifth hole and contact, described running shaft is in transmission connection with stepper motor after passing fourth hole, and described end cap and fourth hole are tightly connected.The two ends, the left and right sides of described secondary fluid course include an attachment hole.
The position of described arc notch is arranged in the semicircle of cross section of first seal plug or second seal plug.
Described breach be shaped as arc or fan-shaped.
(3) beneficial effect
A kind of autocontrol valve of the present utility model, by first seal plug and second seal plug with diversion rod breach is set, by the suitable angle of step motor control diversion rod rotation, make that sprue is communicated with the attachment hole in secondary fluid course left side respectively, the attachment hole on secondary fluid course right side is communicated with or the while is communicated with the attachment hole of the secondary fluid course left and right sides, easy to operate, simple in structure, again resources cost, reduced taking up room of valve.
Description of drawings
Fig. 1 is the structural representation that sprue is communicated with the attachment hole at two ends, the secondary fluid course left and right sides simultaneously in the autocontrol valve of the present utility model;
Fig. 2 is the structural representation that sprue is communicated with the attachment hole at two ends, a secondary fluid course left side in the autocontrol valve of the present utility model;
Fig. 3 is the structural representation that sprue is communicated with the attachment hole at the right two ends of secondary fluid course in the autocontrol valve of the present utility model;
Fig. 4 is the structural representation of diversion rod;
Fig. 5 is the plan view of Fig. 4;
1 is that valve body, 2 is that end cap, 3 is that diversion rod, 4 is that stepper motor, 11 is that secondary fluid course, 12 is that sprue, 13 is that third through-hole, 16 is that fourth hole, 17 is that fifth hole, 18 is that attachment hole, 31 is that running shaft, 32 is that first seal plug, 33 is that second seal plug, 34 is breach among the figure.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for explanation the utility model, but are not used for limiting scope of the present utility model.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and a kind of autocontrol valve shown in Figure 5, comprise valve body 1, end cap 2, diversion rod 3 and stepper motor 4; Described valve body 1 includes secondary fluid course 11, sprue 12 and third through-hole 13, described secondary fluid course 11 is transversely arranged according to shaft axis with sprue 12, described third through-hole 13 runs through secondary fluid course 11 backs and is communicated with formation fourth hole 16 and fifth hole 17 with sprue 12 from the valve body outside, described diversion rod 3 comprises the running shaft 31 that axially connects successively, first seal plug 32 and second seal plug 33, the circumferential surface of described first seal plug 32 and second seal plug 33 is provided with a breach 34, described first seal plug 32 and second seal plug 33 are arranged in the third through-hole 15 and with the inwall of secondary fluid course 11 and the inwall fitted seal of fifth hole 17 and contact, described running shaft 31 passes fourth hole 16 backs and is in transmission connection with stepper motor 4, by sprue 12 is communicated with the rotation of the breach on the diversion rod 3 with the attachment hole 18 in secondary fluid course 11 left sides, sprue 21 is communicated with or sprue 21 is communicated with the attachment hole 18 of secondary fluid course 11 left and right sides simultaneously with the attachment hole 18 on secondary fluid course 11 right sides, simple in structure, as long as a valve gets final product complete operation, reduced cost.Described end cap 2 is tightly connected with fourth hole 16, and the two ends, the left and right sides of described secondary fluid course 11 include an attachment hole 18.And control automatically by the stepper motor control, easy to operate.
The position of described breach 34 is arranged in the semicircle of cross section of first seal plug 32 or second seal plug 33, and area is no more than the semicircle area of the cross section of first seal plug 32 or second seal plug 33.
Described breach 34 be shaped as arc or fan-shaped.
When sprue need be communicated with the attachment hole at two ends, the secondary fluid course left and right sides simultaneously in the autocontrol valve of the present utility model, at first the breach 34 on the control step motor 4 drive diversion rods 3 turns clockwise 0 ° or 180 °, breach 34 is communicated with attachment hole to two ends, secondary fluid course 11 left and right sides, can makes attachment hole 18 that the liquid of sprue 12 flows to two ends, secondary fluid course 11 left and right sides simultaneously as shown in Figure 1.
When sprue need be communicated with the attachment hole at two ends, a secondary fluid course left side in the autocontrol valve of the present utility model, at first the breach 34 on the control step motor 4 drive diversion rods 3 turns clockwise 90 °, breach 34 is communicated with attachment hole 18 to secondary fluid course 11 left two ends, can makes attachment hole that the liquid of sprue 12 flows to secondary fluid course 11 left two ends simultaneously as shown in Figure 2.
When sprue need be communicated with the attachment hole at the right two ends of secondary fluid course in the autocontrol valve of the present utility model, at first the breach 34 on the control step motor 4 drive diversion rods 3 is rotated counterclockwise 90 °, breach 34 is communicated with attachment hole 18 to secondary fluid course 11 right two ends, can makes attachment hole that the liquid of sprue 12 flows to secondary fluid course 11 right two ends simultaneously as shown in Figure 3.
A kind of autocontrol valve of the present utility model, by first seal plug 32 and second seal plug 33 with diversion rod 3 breach 34 is set, by the suitable angle of stepper motor 4 control diversion rods, 3 rotations, make that sprue 12 is communicated with the attachment hole 18 in secondary fluid course 11 left sides respectively, the attachment hole on secondary fluid course 11 right sides 18 is communicated with or is communicated with the attachment hole 18 of secondary fluid course 11 left and right sides simultaneously, easy to operate, simple in structure, again resources cost, reduced taking up room of valve.
The above only is preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. an autocontrol valve is characterized in that: comprise valve body (1), end cap (2), diversion rod (3) and stepper motor (4); Described valve body (1) includes secondary fluid course (11), sprue (12) and third through-hole (13), described secondary fluid course (11) is transversely arranged according to shaft axis with sprue (12), described third through-hole (13) runs through secondary fluid course (11) back from the valve body outside and is communicated with formation fourth hole (16) and fifth hole (17) with sprue (12), described diversion rod (3) comprises the running shaft (31) that axially connects successively, first seal plug (32) and second seal plug (33), the circumferential surface of described first seal plug (32) and second seal plug (33) is provided with a breach (34), described first seal plug (32) and second seal plug (33) are arranged in the third through-hole (15) and with the inwall of secondary fluid course (11) and the inwall fitted seal of fifth hole (17) and contact, described running shaft (31) passes fourth hole (16) back and is in transmission connection with stepper motor (4), described end cap (2) is tightly connected with fourth hole (16), and the two ends, the left and right sides of described secondary fluid course (11) include an attachment hole (18).
2. autocontrol valve according to claim 1, it is characterized in that: the position of described breach (34) is arranged in the semicircle of cross section of first seal plug (32) or second seal plug (33), and area is no more than the semicircle area of the cross section of first seal plug (32) or second seal plug (33).
3. autocontrol valve according to claim 1 and 2 is characterized in that: described breach (34) be shaped as arc or fan-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231601 CN203176424U (en) | 2013-04-27 | 2013-04-27 | Automatic control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320231601 CN203176424U (en) | 2013-04-27 | 2013-04-27 | Automatic control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176424U true CN203176424U (en) | 2013-09-04 |
Family
ID=49073121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320231601 Expired - Fee Related CN203176424U (en) | 2013-04-27 | 2013-04-27 | Automatic control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461165A (en) * | 2017-08-08 | 2017-12-12 | 中国石油天然气集团公司 | A kind of stop valve control device and method for measurement while drilling |
-
2013
- 2013-04-27 CN CN 201320231601 patent/CN203176424U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107461165A (en) * | 2017-08-08 | 2017-12-12 | 中国石油天然气集团公司 | A kind of stop valve control device and method for measurement while drilling |
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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: 20130904 Termination date: 20140427 |