CN212429866U - Bypass valve of automatic recirculation pump protection valve - Google Patents
Bypass valve of automatic recirculation pump protection valve Download PDFInfo
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- CN212429866U CN212429866U CN202020897852.6U CN202020897852U CN212429866U CN 212429866 U CN212429866 U CN 212429866U CN 202020897852 U CN202020897852 U CN 202020897852U CN 212429866 U CN212429866 U CN 212429866U
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- bypass valve
- seat
- connecting seat
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Abstract
The utility model discloses an automatic bypass valve of recirculation pump protection valve, connect, bypass disk seat, bypass valve clack and circle body including the bypass, bypass disk seat fixed connection connects inside at valve body and bypass, valve body inner chamber and bypass connect and are provided with the circle body between the inner chamber, the inside of bypass disk seat is provided with through-hole, interior cylinder face and first sealed face respectively, the outside one side of bypass valve clack is provided with the outer cylinder face with interior cylinder face matched with, one side of outer cylinder face is provided with the sealed face of second. The utility model discloses a mount pad, connecting seat, body, sealing washer, fixing bolt, logical groove, joint groove and joint piece have set gradually in installation fixed knot constructs's inside, when using, pass through fixing bolt with lead to the groove with the connecting seat and fix on the mount pad, joint piece embedding joint inslot's inside this moment, the sealing washer realizes the sealed of kneck, just so can fix the valve on the pump, easy operation, it is very convenient to use.
Description
Technical Field
The utility model relates to a bypass valve technical field specifically is an automatic bypass valve of recirculating pump protection valve.
Background
The minimum continuous flow protection of the automatic recirculation pump is related to the safe and smooth operation of the pump, so the automatic recirculation pump is usually provided with a protection valve inside, and a bypass valve is arranged on the protection valve for circulation, but the existing bypass valve of the protection valve of the dynamic recirculation pump still has many problems and defects.
In the process of implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved:
(1) the bypass valve of the traditional automatic recirculation pump protection valve is inconvenient to install and fix and is inconvenient to use;
(2) the traditional automatic recirculation pump protection valve has poor sealing performance of a bypass valve and cannot meet the use requirement;
(3) the bypass valve of the conventional automatic recirculation pump protection valve is inconvenient in controlling the flow rate of the bypass valve and in use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic bypass valve of recirculating pump protection valve to it is fixed to provide inconvenient installation in solving above-mentioned background art, and the use is got up very inconveniently, the leakproofness is relatively poor, can not satisfy the needs of using and the flow of inconvenient control bypass valve, the problem of not convenient to use.
In order to achieve the above object, the utility model provides a following technical scheme: the bypass valve of the automatic recirculation pump protection valve comprises a bypass joint, a bypass valve seat, a bypass valve clack and a ring body, wherein the bypass valve seat is fixedly connected inside a valve body and the bypass joint, the ring body is arranged between an inner cavity of the valve body and an inner cavity of the bypass joint, a through hole, an inner cylindrical surface and a first sealing surface are respectively arranged inside the bypass valve seat, an outer cylindrical surface matched with the inner cylindrical surface is arranged on one side of the outside of the bypass valve clack, a second sealing surface is arranged on one side of the outer cylindrical surface, installation fixing structures are arranged at the input end and the output end of the valve body, and a connecting rod structure is arranged on one side of the bypass valve.
Preferably, the inside of installation fixed knot structure has set gradually mount pad, connecting seat, body, sealing washer, fixing bolt, leads to groove, joint groove and joint piece, the mount pad is fixed connection respectively at the input and the output of valve body, one side of mount pad is provided with the connecting seat, one side of connecting seat is provided with the body, be provided with the sealing washer between mount pad and the connecting seat, the inside of mount pad and connecting seat all is provided with leads to the groove, the inside that leads to the groove is provided with fixing bolt, joint groove fixed connection is in one side of mount pad intermediate position department, joint piece fixed connection is in one side of connecting seat intermediate position department.
Preferably, the through grooves in the mounting seat and the through grooves in the connecting seat are in one-to-one correspondence, and threads matched with the fixing bolts are arranged in the through grooves.
Preferably, the length and the width of the clamping groove are both larger than those of the clamping block, and the clamping block is clamped inside the clamping groove.
Preferably, the diameter of the circular ring body is larger than the distance between the inner cavity of the valve body and the inner cavity of the bypass connector.
Preferably, one end of the through holes is provided with an opening, and the through holes are arranged on the inner side wall of the inner cylindrical surface at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that: the bypass valve of the automatic recirculation pump protection valve not only realizes convenient installation and fixation, very convenient use, stronger sealing performance and capability of meeting the use requirement, but also realizes convenient control of the flow of the bypass valve and convenient use;
(1) the mounting seat, the connecting seat, the pipe body, the sealing ring, the fixing bolt, the through groove, the clamping groove and the clamping block are sequentially arranged in the mounting and fixing structure, when the valve is used, the connecting seat is fixed on the mounting seat through the fixing bolt and the through groove, the clamping block is embedded into the clamping groove at the moment, and the sealing ring realizes sealing at an interface, so that the valve can be fixed on the pump, the operation is simple, and the use is very convenient;
(2) the circle body is arranged between the inner cavity of the valve body and the inner cavity of the bypass joint, the diameter of the circle body is larger than the distance between the inner cavity of the valve body and the inner cavity of the bypass joint, and when the valve is used, the sealing performance of the joint of the valve body and the bypass joint can be enhanced through the circle body arranged between the valve body and the bypass joint, and the use requirement can be met;
(3) the through holes are arranged at the one ends of the through holes at equal intervals, and the through holes are arranged on the inner side wall of the inner cylindrical surface at equal intervals.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
FIG. 2 is an enlarged partial cross-sectional view of the bypass valve seat according to the present invention;
fig. 3 is an enlarged partial cross-sectional view of the utility model at a in fig. 2;
fig. 4 is the enlarged structure schematic diagram of the side-view partial section of the inner and outer cylindrical surfaces of the present invention.
In the figure: 1. a valve body; 2. installing a fixed structure; 201. a mounting seat; 202. a connecting seat; 203. a pipe body; 204. a seal ring; 205. fixing the bolt; 206. a through groove; 207. a clamping groove; 208. a clamping block; 3. a connecting rod structure; 4. a through hole; 5. a bypass connection; 6. a bypass valve seat; 7. a bypass valve flap; 8. a ring body; 9. an inner cylindrical surface; 10. a first sealing surface; 11. an outer cylindrical surface; 12. a second sealing surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a bypass valve of a protective valve of an automatic recirculation pump comprises a bypass joint 5, a bypass valve seat 6, a bypass valve flap 7 and a ring body 8, wherein the bypass valve seat 6 is fixedly connected inside a valve body 1 and the bypass joint 5, the ring body 8 is arranged between an inner cavity of the valve body 1 and an inner cavity of the bypass joint 5, and the diameter of the ring body 8 is larger than the distance between the inner cavity of the valve body 1 and the inner cavity of the bypass joint 5;
specifically, as shown in fig. 1 and 2, when the mechanism is used, firstly, the sealing performance of the joint of the valve body 1 and the bypass joint 5 can be enhanced through the circular ring body 8 arranged between the valve body 1 and the bypass joint 5, and the use requirement can be met;
a through hole 4, an inner cylindrical surface 9 and a first sealing surface 10 are respectively arranged inside the bypass valve seat 6, an outer cylindrical surface 11 matched with the inner cylindrical surface 9 is arranged on one side of the outer part of the bypass valve clack 7, a second sealing surface 12 is arranged on one side of the outer cylindrical surface 11, the input end and the output end of the valve body 1 are both provided with a mounting and fixing structure 2, and a connecting rod structure 3 is arranged on one side of the bypass valve clack 7;
one end of the through hole 4 is provided with an opening, and the through holes 4 are arranged on the inner side wall of the inner cylindrical surface 9 at equal intervals;
specifically, as shown in fig. 1 and 4, when the mechanism is used, firstly, the connecting rod structure 3 drives the outer cylindrical surface 11 to extend and contract inside the inner cylindrical surface 9, so that the area of the opening of the through hole 4 can be changed, and the flow of water can be changed, thereby facilitating the adjustment, the opening and closing of the bypass valve and the use of the bypass valve;
the mounting and fixing structure 2 is internally and sequentially provided with a mounting seat 201, a connecting seat 202, a pipe body 203, a sealing ring 204, a fixing bolt 205, a through groove 206, a clamping groove 207 and a clamping block 208, the mounting seat 201 is respectively and fixedly connected to the input end and the output end of the valve body 1, one side of the mounting seat 201 is provided with the connecting seat 202, one side of the connecting seat 202 is provided with the pipe body 203, the sealing ring 204 is arranged between the mounting seat 201 and the connecting seat 202, the insides of the mounting seat 201 and the connecting seat 202 are both provided with the through groove 206, the inside of the through groove 206 is provided with the fixing bolt 205, the clamping groove 207 is fixedly connected to one side of the middle position of the mounting seat;
the through grooves 206 in the mounting seat 201 correspond to the through grooves 206 in the connecting seat 202 one by one, and the through grooves 206 are internally provided with threads matched with the fixing bolts 205;
the length and the width of the clamping groove 207 are both larger than those of the clamping block 208, and the clamping block 208 is clamped in the clamping groove 207;
specifically, as shown in fig. 1, fig. 2 and fig. 3, when the mechanism is used, firstly, the connecting seat 202 is fixed on the mounting seat 201 through the fixing bolt 205 and the through groove 206, at this time, the clamping block 208 is embedded into the clamping groove 207, and the sealing ring 204 realizes sealing at the interface, so that the valve can be fixed on the pump, and the mechanism is simple to operate and very convenient to use.
The working principle is as follows: the utility model discloses when using, at first, fix connecting seat 202 on mount pad 201 through fixing bolt 205 and logical groove 206, joint piece 208 imbeds the inside in joint groove 207 this moment, and sealing washer 204 realizes the sealed of kneck, just so can fix the valve on the pump, easy operation, it is very convenient to use.
Then, the sealing performance of the joint of the valve body 1 and the bypass joint 5 can be enhanced through the ring body 8 arranged between the valve body 1 and the bypass joint 5, and the use requirement can be met.
Finally, the connecting rod structure 3 drives the outer cylindrical surface 11 to stretch out and draw back in the inner cylindrical surface 9, so that the opening area of the through hole 4 can be changed, the flow of water can be changed, the adjustment is convenient, the opening and closing of the bypass valve are convenient to realize, and the use of the bypass valve is convenient.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an automatic bypass valve of recirculating pump protection valve, includes bypass joint (5), bypass valve seat (6), bypass valve clack (7) and circle body (8), its characterized in that: the bypass valve seat (6) is fixedly connected inside the valve body (1) and the bypass joint (5), a circular ring body (8) is arranged between an inner cavity of the valve body (1) and an inner cavity of the bypass joint (5), a through hole (4), an inner cylindrical surface (9) and a first sealing surface (10) are respectively arranged inside the bypass valve seat (6), an outer cylindrical surface (11) matched with the inner cylindrical surface (9) is arranged on one side of the outside of the bypass valve clack (7), a second sealing surface (12) is arranged on one side of the outer cylindrical surface (11), the input end and the output end of the valve body (1) are both provided with installation fixing structures (2), and a connecting rod structure (3) is arranged on one side of the bypass valve clack (7).
2. The bypass valve of an automatic recirculation pump protection valve of claim 1, wherein: the mounting and fixing structure (2) is internally provided with a mounting seat (201), a connecting seat (202), a pipe body (203), a sealing ring (204), a fixing bolt (205), a through groove (206), a clamping groove (207) and a clamping block (208) in sequence, the mounting seat (201) is respectively and fixedly connected with the input end and the output end of the valve body (1), a connecting seat (202) is arranged on one side of the mounting seat (201), a pipe body (203) is arranged on one side of the connecting seat (202), a sealing ring (204) is arranged between the mounting seat (201) and the connecting seat (202), through grooves (206) are arranged in the mounting seat (201) and the connecting seat (202), a fixing bolt (205) is arranged in the through groove (206), the clamping groove (207) is fixedly connected with one side of the middle position of the mounting seat (201), the clamping block (208) is fixedly connected to one side of the middle position of the connecting seat (202).
3. The bypass valve of an automatic recirculation pump protection valve of claim 2, wherein: the through grooves (206) in the mounting seat (201) and the through grooves (206) in the connecting seat (202) are in one-to-one correspondence, and threads matched with the fixing bolts (205) are arranged in the through grooves (206).
4. The bypass valve of an automatic recirculation pump protection valve of claim 2, wherein: the length and the width of the clamping groove (207) are both larger than those of the clamping block (208), and the clamping block (208) is clamped in the clamping groove (207).
5. The bypass valve of an automatic recirculation pump protection valve of claim 1, wherein: the diameter of the circular ring body (8) is larger than the distance between the inner cavity of the valve body (1) and the inner cavity of the bypass joint (5).
6. The bypass valve of an automatic recirculation pump protection valve of claim 1, wherein: one end of the through hole (4) is provided with an opening, and the through holes (4) are arranged on the inner side wall of the inner cylindrical surface (9) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020897852.6U CN212429866U (en) | 2020-05-26 | 2020-05-26 | Bypass valve of automatic recirculation pump protection valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020897852.6U CN212429866U (en) | 2020-05-26 | 2020-05-26 | Bypass valve of automatic recirculation pump protection valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212429866U true CN212429866U (en) | 2021-01-29 |
Family
ID=74269161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020897852.6U Active CN212429866U (en) | 2020-05-26 | 2020-05-26 | Bypass valve of automatic recirculation pump protection valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212429866U (en) |
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2020
- 2020-05-26 CN CN202020897852.6U patent/CN212429866U/en active Active
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