CN211039780U - Self-standing recirculation control valve - Google Patents
Self-standing recirculation control valve Download PDFInfo
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- CN211039780U CN211039780U CN201921521484.9U CN201921521484U CN211039780U CN 211039780 U CN211039780 U CN 211039780U CN 201921521484 U CN201921521484 U CN 201921521484U CN 211039780 U CN211039780 U CN 211039780U
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- fixedly connected
- control valve
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- rod
- guide rod
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Abstract
The utility model discloses a self-supporting recirculation control valve, which comprises a main valve body, wherein the main valve body comprises a water inlet end, a water outlet end, a circulation end and an installation port, the circulation end is arranged corresponding to the installation port, a supporting block is fixedly connected to the inner wall of the circulation end, a guide rod is inserted on the supporting block in a sliding way, and a limiting block is sleeved on the bottom thread of the guide rod; the improved valve is characterized in that a cavity is formed in the guide rod, two pairs of symmetrical through holes are formed in the inner wall of the cavity, a valve plate is fixedly connected to the top of the guide rod, a threaded sleeve is fixedly connected to the top of the valve plate, a screw rod is connected to the inner threads of the threaded sleeve in a threaded mode, one end of the screw rod penetrates through the inner top of the threaded sleeve and extends upwards, and a knob is fixedly connected to the extending end of the screw rod. The utility model discloses a setting of over-and-under type valve plate and guide arm makes the leakproofness of valve body obtain improving, and the dismantlement of valve body is maintained comparatively conveniently simultaneously to the result of use of control valve has been promoted.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to self-supporting recirculation control valve.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. The valves used for fluid control system, from the simplest stop valve to the very complicated automatic control system used in various valves, its variety and specification are quite various, among them the structure of the metal seal butterfly valve, relatively representative is three eccentric structures, generally by the valve body, valve base, butterfly plate, valve stem and drive mechanism make up, have seal ratio pressure large, open advantage such as being light and flexible, on the centrifugal pump outlet line, generally install a recirculation valve with check valve and bypass valve function, in order to prevent the medium from flowing backwards and damaging the pump and outlet flowrate is lower than the minimum flowrate of the pump and producing overheat, noise.
But the inside structure of current circulation control valve is comparatively simple, and the lift of valve plate is comparatively simple in the circulation control valve, leads to the sealing performance of valve plate relatively poor, and the dismantlement of valve body is maintained comparatively trouble simultaneously to influence the result of use of circulation control valve.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
The utility model aims at solving the problem that the valve plate sealing performance is relatively poor in the lift of the valve plate in the circulation control valve among the prior art comparatively simple, and the self-supporting recirculation control valve who provides.
2. Technical scheme
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a self-supporting type recirculation control valve comprises a main valve body, wherein the main valve body comprises a water inlet end, a water outlet end, a circulating end and a mounting opening, the circulating end is arranged corresponding to the mounting opening, a supporting block is fixedly connected to the inner wall of the circulating end, a guide rod is inserted on the supporting block in a sliding mode, and a limiting block is sleeved at the bottom of the guide rod in a threaded manner;
the novel valve is characterized in that a cavity is formed in the guide rod, two pairs of symmetrically-arranged through holes are formed in the inner wall of the cavity, a valve plate is fixedly connected to the top of the guide rod, a threaded sleeve is fixedly connected to the top of the valve plate, a screw rod is connected to the threaded sleeve in a threaded manner, one end of the screw rod penetrates through the inner top of the threaded sleeve and extends upwards, a knob is fixedly connected to the extending end of the screw rod, a mounting plate is sleeved on the screw rod in a rotating manner at the end close to the knob, a clamping rod is inserted into one end of the knob in a sliding manner, a plurality of clamping grooves corresponding to the clamping rod are formed in the top of the mounting plate in a surrounding manner, a clamping sleeve;
the bottom fixedly connected with sheath of mounting panel, the inner wall threaded connection of sheath and installing port, a plurality of sliders of fixedly connected with on the outer wall of thread bush, be equipped with the spout that corresponds with the slider on the inner wall of sheath, fixedly connected with slide bar in the spout, be equipped with the sliding opening that corresponds with the slide bar on the slider.
Preferably, the water inlet end and the water outlet end are internally provided with two baffle plates which are symmetrically arranged, and the baffle plates are rotationally connected with the inner wall of the main valve body through a rotating shaft.
Preferably, the supporting block is provided with a through hole corresponding to the guide rod, the through hole is connected with a plurality of steel balls in a sliding manner, and the edges of the steel balls are in contact with the guide rod.
Preferably, one end of the screw rod located in the threaded sleeve is fixedly connected with a clamping block.
Preferably, the sliding rod is sleeved with a first spring, and two ends of the first spring are fixedly connected with the inner walls of the sliding block and the sliding groove respectively.
Preferably, the clamping rod is sleeved with a second spring, and two ends of the second spring are fixedly connected with the clamping sleeve and the knob respectively.
Preferably, a first sealing ring is fixedly sleeved outside the sheath and fixedly connected with the bottom of the mounting plate.
Preferably, the outer walls of the main valve body, which are close to the water inlet end, the water outlet end and the circulating end, are fixedly sleeved with connecting flanges.
Preferably, the screw rod is rotatably sleeved with a second sealing ring, and one side of the second sealing ring is fixedly connected with the bottom of the mounting plate.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the utility model discloses in, rotate knob area screw rod and rotate, drive the valve plate through the thread bush and go up to rise, the bottom opening of cavity just in time is located the through hole at this moment, and rivers reach out the water end through the end of intaking this moment, and when rotating the knob and drive the thread bush and descend, the water end was plugged up to the valve plate, and two sets of openings were located the top and the below of supporting shoe respectively this moment, and rivers pass through opening and cavity, get into circulation end, can fix the knob through the kelly simultaneously, the utility model discloses a setting of over-and-under type valve plate and guide arm makes the leakproofness of valve body obtain improving, and the dismantlement of valve body is maintained comparatively conveniently simultaneously to the result of use of control.
(2) When the valve body needs to be disassembled, the limiting block is firstly unscrewed from the guide rod, then the mounting plate is rotated, the sheath is lifted from the mounting opening, and therefore the valve plate and the guide rod are pulled out from the mounting opening for maintenance.
(3) Simultaneously the fixture block can prevent effectively that the screw rod from droing from the thread bush, and the steel ball can reduce the frictional force between guide arm and the penetrating port inner wall, and the baffle can prevent effectively that water from flowing backwards simultaneously, and flange's setting can conveniently be fixed the valve body simultaneously.
Drawings
Fig. 1 is a schematic structural view of a self-standing recirculation control valve according to the present invention;
fig. 2 is a schematic bottom view of the self-standing recirculation control valve mounting plate according to the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 1;
fig. 4 is a schematic structural diagram at B of fig. 1.
In the figure: the main valve body 1, the water inlet end 101, the water outlet end 102, the circulation end 103, the mounting opening 104, the support block 2, the guide rod 3, the limiting block 4, the cavity 5, the through opening 6, the valve plate 7, the threaded sleeve 8, the screw 9, the knob 10, the clamping rod 11, the mounting plate 12, the clamping sleeve 13, the pull rod 14, the protective sleeve 15, the slider 16, the slide rod 17, the baffle 18, the rotating shaft 19, the through opening 20, the steel ball 21, the clamping block 22, the first spring 23, the second spring 24, the first sealing ring 25, the connecting flange 26 and the second sealing ring 27.
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.
Example 1:
referring to fig. 1-4, a self-supporting recirculation control valve comprises a main valve body 1, wherein the main valve body 1 comprises a water inlet end 101, a water outlet end 102, a circulation end 103 and a mounting port 104, the circulation end 103 is arranged corresponding to the mounting port 104, a supporting block 2 is fixedly connected to the inner wall of the circulation end 103 and used for supporting a guide rod 3, the guide rod 3 is slidably inserted on the supporting block 2, and a limiting block 4 is sleeved at the bottom of the guide rod 3 in a threaded manner and used for preventing the guide rod 3 from falling off from the supporting block 2;
in the embodiment, a cavity 5 is arranged in the guide rod 3 and used for water flow circulation, two pairs of symmetrically arranged through holes 6 are arranged on the inner wall of the cavity 5 and used for water flow circulation, a valve plate 7 is fixedly connected to the top of the guide rod 3 and used for water flow, a threaded sleeve 8 is fixedly connected to the top of the valve plate 7 and used for supporting a screw rod 9, the threaded sleeve 8 is internally threaded and connected with the screw rod 9 and used for driving the threaded sleeve 8 to move up and down, one end of the screw rod 9 penetrates through the inner top of the threaded sleeve 8 and extends upwards, one end of the screw rod 9 extending is fixedly connected with a knob 10 and used for driving the screw rod 9 to rotate, a mounting plate 12 is sleeved at one end of the screw rod 9 close to the knob 10 and used for supporting the screw rod 9, a clamping rod 11 is inserted at one end of the knob 10 in a sliding manner and used for fixing the knob 10, the clamping rod 11 is prevented from falling off, and a pull rod 14 is fixedly connected to one end, far away from the clamping sleeve 13, of the clamping rod 11;
in this embodiment, the bottom fixedly connected with sheath 15 of mounting panel 12 for fixed mounting panel 12, the inner wall threaded connection of sheath 15 and installing port 104 conveniently dismantles the valve body, and a plurality of sliders 16 of fixedly connected with on the outer wall of thread bush 8 are used for supporting thread bush 8, are equipped with the spout that corresponds with slider 16 on the inner wall of sheath 15, and fixedly connected with slide bar 17 in the spout is used for supporting slider 16, is equipped with the sliding opening that corresponds with slide bar 17 on the slider 16.
In the embodiment, two baffle plates 18 are symmetrically arranged in the water inlet end 101 and the water outlet end 102, the baffle plates 18 are rotatably connected with the inner wall of the main valve body 1 through a rotating shaft 19 to prevent water from flowing backwards, a through hole 20 corresponding to the guide rod 3 is arranged on the supporting block 2, a plurality of steel balls 21 are slidably connected in the through hole 20, the edges of the steel balls 21 are in contact with the guide rod 3 to reduce the friction force between the guide rod 3 and the inner wall of the through hole 20, and a clamping block 22 is fixedly connected to one end of the screw rod 9 in the threaded sleeve 8 to prevent the screw rod from falling off from the threaded sleeve 8;
in this embodiment, a first spring 23 is sleeved on the sliding rod 17, two ends of the first spring 23 are respectively fixedly connected with the inner walls of the sliding block 16 and the sliding groove, and are used for playing a certain elastic support for the sliding block 16, a second spring 24 is sleeved on the clamping rod 11, two ends of the second spring 24 are respectively fixedly connected with the clamping sleeve 13 and the knob 10, and are used for playing a certain elastic support for the clamping rod 11, the first sealing ring 25 is fixedly sleeved outside the sheath 15, the first sealing ring 25 is fixedly connected with the bottom of the mounting plate 12, and is used for preventing water from leaking out, the main valve body 1 is fixedly sleeved on the outer walls close to the water inlet end 101, the water outlet end 102 and the circulation end 1103, and is conveniently fixed with the main valve body 1, the second sealing ring 27 is sleeved on the screw rod 9, and one side of the second sealing ring 27 is fixedly connected with the bottom of the mounting plate.
In this embodiment, the knob 10 is rotated to drive the screw 9 to rotate, the valve plate 7 is driven to rise through the threaded sleeve 8, the bottom through hole 6 of the cavity 5 is just positioned in the through hole 20, at the same time, water flow reaches the water outlet end 102 through the water inlet end 101, when the knob 10 is rotated to drive the threaded sleeve 8 to fall, the valve plate 7 blocks the water outlet end 102, at the same time, the two sets of through holes 6 are respectively positioned above and below the supporting block 2, the water flow enters the circulation end 103 through the through holes 6 and the cavity 5, and the knob 10 can be fixed through the clamping rod 11, when the valve body needs to be disassembled, the limiting block 4 is firstly screwed down from the guide rod 3, then the mounting plate 12 is rotated to lift the sheath 15 from the mounting hole 104, so that the valve plate 7 and the guide rod 3 are pulled out from the mounting hole 104 for maintenance, meanwhile, the clamping block 22 can effectively prevent the screw 9 from falling out of the threaded sleeve 8, meanwhile, the baffle 18 can effectively prevent water from flowing backwards, and the main valve body 1 can be conveniently fixed due to the arrangement of the connecting flange 26.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. A self-supporting type recirculation control valve comprises a main valve body (1), and is characterized in that the main valve body (1) comprises a water inlet end (101), a water outlet end (102), a circulation end (103) and a mounting opening (104), the circulation end (103) is arranged corresponding to the mounting opening (104), a support block (2) is fixedly connected to the inner wall of the circulation end (103), a guide rod (3) is slidably inserted on the support block (2), and a limit block (4) is sleeved on the bottom of the guide rod (3) in a threaded manner;
the improved air valve is characterized in that a cavity (5) is arranged in the guide rod (3), two pairs of through holes (6) are symmetrically formed in the inner wall of the cavity (5), a valve plate (7) is fixedly connected to the top of the guide rod (3), a threaded sleeve (8) is fixedly connected to the top of the valve plate (7), a screw rod (9) is connected to the threaded sleeve (8) in an internal thread manner, one end of the screw rod (9) penetrates through the inner top of the threaded sleeve (8) and extends upwards, a knob (10) is fixedly connected to one extending end of the screw rod (9), a mounting plate (12) is sleeved at one end, close to the knob (10), of the screw rod (9), a clamping rod (11) is inserted in a sliding manner, a plurality of clamping grooves corresponding to the clamping rod (11) are formed in the top of the mounting plate (12) in a surrounding manner, and a clamping sleeve (13) is fixedly, one end of the clamping rod (11) far away from the clamping sleeve (13) is fixedly connected with a pull rod (14);
the bottom fixedly connected with sheath (15) of mounting panel (12), the inner wall threaded connection of sheath (15) and installing port (104), a plurality of sliders (16) of fixedly connected with on the outer wall of thread bush (8), be equipped with the spout that corresponds with slider (16) on the inner wall of sheath (15), fixedly connected with slide bar (17) in the spout, be equipped with the sliding opening that corresponds with slide bar (17) on slider (16).
2. A self-standing recirculation control valve according to claim 1, characterized in that two symmetrically arranged baffles (18) are provided in each of said inlet end (101) and outlet end (102), said baffles (18) being rotatably connected to the inner wall of the main valve body (1) by means of a rotating shaft (19).
3. A self-supporting recirculation control valve according to claim 1, characterized in that the support block (2) is provided with a through opening (20) corresponding to the guide rod (3), the through opening (20) is slidably connected with a plurality of steel balls (21), the edge of the steel balls (21) is in contact with the guide rod (3).
4. A self-standing recirculation control valve according to claim 1, characterized in that a cartridge (22) is fixedly connected to the end of the screw (9) located inside the threaded sleeve (8).
5. A self-standing recirculation control valve according to claim 1, characterized in that said sliding rod (17) is sleeved with a first spring (23), both ends of said first spring (23) are fixedly connected with the sliding block (16) and the inner wall of the chute, respectively.
6. A self-standing recirculation control valve according to claim 1, characterized in that the clamping rod (11) is sleeved with a second spring (24), and both ends of the second spring (24) are fixedly connected with the clamping sleeve (13) and the knob (10) respectively.
7. A self-standing recirculation control valve according to claim 1, characterized in that a first sealing ring (25) is fixedly sleeved on the outside of the jacket (15), the first sealing ring (25) being fixedly connected with the bottom of the mounting plate (12).
8. A self-standing recirculation control valve according to claim 1, characterized in that the main valve body (1) is fixedly sleeved with a connecting flange (26) on the outer wall of the main valve body near the water inlet end (101), the water outlet end (102) and the circulation end (103).
9. A self-standing recirculation control valve according to claim 1, characterized in that a second sealing ring (27) is rotatably sleeved on the screw (9), one side of the second sealing ring (27) being fixedly connected with the bottom of the mounting plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521484.9U CN211039780U (en) | 2019-09-12 | 2019-09-12 | Self-standing recirculation control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921521484.9U CN211039780U (en) | 2019-09-12 | 2019-09-12 | Self-standing recirculation control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211039780U true CN211039780U (en) | 2020-07-17 |
Family
ID=71564061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921521484.9U Active CN211039780U (en) | 2019-09-12 | 2019-09-12 | Self-standing recirculation control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211039780U (en) |
-
2019
- 2019-09-12 CN CN201921521484.9U patent/CN211039780U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: Self standing recirculation control valve Effective date of registration: 20221108 Granted publication date: 20200717 Pledgee: Jiangsu Jinhu Mintai Village Bank Co.,Ltd. Pledgor: CEPAI GROUP Co.,Ltd. Registration number: Y2022980021196 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230202 Granted publication date: 20200717 Pledgee: Jiangsu Jinhu Mintai Village Bank Co.,Ltd. Pledgor: CEPAI GROUP Co.,Ltd. Registration number: Y2022980021196 |