CN214534791U - Plug valve with noise reduction function - Google Patents
Plug valve with noise reduction function Download PDFInfo
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- CN214534791U CN214534791U CN202120472523.1U CN202120472523U CN214534791U CN 214534791 U CN214534791 U CN 214534791U CN 202120472523 U CN202120472523 U CN 202120472523U CN 214534791 U CN214534791 U CN 214534791U
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Abstract
A plug valve with a noise reduction function comprises a valve body, an opening and closing piece arranged in the middle of the valve body and a valve rod arranged at the upper end of the opening and closing piece, wherein the upper end of the valve rod penetrates out of the valve body upwards and is provided with a hand wheel, a water inlet connector is arranged on the left side of the valve body, a water outlet connector is arranged on the right side of the valve body, and an annular buffer groove is formed in the inner wall of the water inlet connector; the inner end of the right groove wall of the buffer groove is provided with an annular limiting step; a buffer sleeve coplanar with the water inlet joint is arranged in the buffer groove, and the right end of the buffer sleeve is clamped on the limiting step; the left end port of the water inlet joint is screwed with a left limiting ring, and the left limiting ring is attached to the left end face of the buffer sleeve; the outer wall of the buffer sleeve is provided with a plurality of evenly distributed counter bores; the inner wall of the buffer sleeve is provided with a plurality of through holes communicated with the counter bores. The utility model discloses a plug valve with function of making an uproar falls can effectively reduce the noise when rivers flow through the plug valve to absorb the noise, play the low noise effect.
Description
Technical Field
The utility model relates to a plug valve, especially a plug valve with function of making an uproar is fallen.
Background
The plug valve is one kind of valve, utilize the plug-shaped opening and closing piece to control the rivers flow size, the water supply connector of plug valve is connected with the water inlet pipe, the water outlet connector of plug valve is connected with water outlet pipe, when the opening and closing piece is opened, rivers then can loop through the water inlet pipe, water supply connector, the opening and closing piece, water outlet connector, finally flow in water outlet pipe, in order to use, because the water supply connector of traditional plug valve is coaxial with water outlet connector, then can be unblocked when consequently rivers flow through the plug valve, lead to the rivers velocity of flow extremely fast, cause rivers and water supply connector inner wall, water outlet connector inner wall rapid friction produces the noise.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a plug valve with function of making an uproar is fallen, noise when it can effectively reduce the plug valve of rivers flow through to absorb the noise, play the low noise effect.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
the utility model discloses a plug valve with function of making an uproar is fallen, including the valve body, locate the opening and closing piece in the valve body middle part and locate the valve rod of opening and closing piece upper end, the valve body is upwards worn out and is equipped with the hand wheel to the valve rod upper end, and the valve body left side is equipped with water supply connector, and the valve body right side is equipped with water connectors, its characterized in that: the inner wall of the water inlet joint is provided with an annular buffer groove; the inner end of the right groove wall of the buffer groove is provided with an annular limiting step; a buffer sleeve coplanar with the water inlet joint is arranged in the buffer groove, and the right end of the buffer sleeve is clamped on the limiting step; the left end port of the water inlet joint is screwed with a left limiting ring, and the left limiting ring is attached to the left end face of the buffer sleeve; the outer wall of the buffer sleeve is provided with a plurality of evenly distributed counter bores; the inner wall of the buffer sleeve is provided with a plurality of through holes communicated with the counter bores, the through holes and the counter bores are coaxial, and the diameter of each through hole is smaller than that of each counter bore; a limiting head matched with the counter bore is arranged in the counter bore, a buffer rod penetrating through the through hole is arranged on the inner wall of the limiting head, the inner end of the buffer rod is positioned in the buffer sleeve, and the buffer rod and the limiting head are integrally molded and are all made of rubber; the buffer sleeve is sleeved with a rubber sleeve matched with the buffer groove, and the inner wall of the rubber sleeve is attached to the outer wall of the buffer sleeve; and a noise reduction structure matched with the water outlet joint is arranged in the water outlet joint.
The noise reduction structure comprises a screw joint groove arranged on the right end surface of the water outlet joint, and the screw joint groove is in screw joint with a right limit ring matched with the screw joint groove; a plurality of mounting holes which are uniformly distributed in the circumference are formed at the bottom of the threaded connection groove; a plurality of guide holes communicated with the mounting holes are formed in the inner wall of the water outlet joint, and the width of each guide hole is smaller than that of each mounting hole; the right end of the guide hole is communicated with the screw connection groove; and a noise reduction plate matched with the mounting hole is arranged in the mounting hole.
The inner wall of the noise reduction plate is provided with a plurality of sound through holes which are uniformly distributed; the outer wall of the noise reduction plate is provided with a plurality of sound absorption holes communicated with the sound through holes, and the diameters of the sound absorption holes are larger than those of the sound through holes; the bottom of the sound absorption hole is provided with a rubber pad, and the rubber pad is provided with a plurality of through holes which are uniformly distributed; the sound absorption holes are internally provided with sound absorption sponges matched with the sound absorption holes; inhale sound sponge inner wall and rubber pad and laminate mutually, inhale sound sponge outer wall and the mounting hole inner wall and laminate mutually.
The wall of the left side hole of the guide hole is provided with a limiting hole; the left end face of the right limiting ring is provided with a limiting groove corresponding to the position of the limiting hole, and the limiting groove is annular; a guide plate is arranged in the guide hole and is wavy; the left end of the guide plate is embedded in the limiting hole, and the right end of the guide plate is embedded in the limiting groove.
A guide inclined plane positioned on the left side of the guide hole is arranged on the inner wall of the water outlet joint; the right end of the guide inclined plane inclines towards the middle of the inner wall of the left side of the guide hole.
The utility model has the advantages that:
compared with the prior art, adopt the utility model discloses plug valve with function of making an uproar falls in structure not only can form the hindrance through the buffer beam to effectively reduce the velocity of flow when rivers flow through the cushion collar, avoid rivers high-speed flow and the condition that wall friction leads to producing the noise through the mode that reduces the velocity of flow, and can effectively completely cut off and absorb the noise that produces through the structure of making an uproar falls, guarantee the noise reduction effect in the at utmost.
Drawings
FIG. 1 is a schematic structural view of a plug valve with noise reduction function according to the present invention;
FIG. 2 is an enlarged view of section A of FIG. 1;
FIG. 3 is an enlarged view of section B of FIG. 1;
fig. 4 is an enlarged view of a portion C of fig. 1.
Detailed Description
The invention is described in further detail below with reference to the following figures and detailed description:
referring to fig. 1 to 4, the utility model provides a plug valve with noise reduction function, which comprises a valve body 1, an opening and closing part 2 arranged in the middle part of the valve body 1 and a valve rod 3 arranged at the upper end of the opening and closing part 2, wherein the upper end of the valve rod 3 upwards penetrates out of the valve body 1 and is provided with a hand wheel 4, a water inlet connector 5 is arranged at the left side of the valve body 1, a water outlet connector 6 is arranged at the right side of the valve body 1, and an annular buffer groove 7 is arranged on the inner wall of the water inlet connector 5; an annular limiting step 8 is arranged at the inner end of the right groove wall of the buffer groove 7; a buffer sleeve 9 coplanar with the water inlet joint 5 is arranged in the buffer groove 7, and the right end of the buffer sleeve 9 is clamped on the limiting step 8; the left end port of the water inlet joint 5 is screwed with a left limiting ring 10, and the left limiting ring 10 is attached to the left end face of the buffer sleeve 9; the outer wall of the buffer sleeve 9 is provided with a plurality of evenly distributed counter bores 11; the inner wall of the buffer sleeve 9 is provided with a plurality of through holes 12 communicated with the counter bores 11, the through holes 12 are coaxial with the counter bores 11, and the diameters of the through holes 12 are smaller than the diameter of the counter bores 11; a limiting head 13 matched with the counter bore 11 is arranged in the counter bore 11, a buffer rod 14 penetrating through the through hole 12 is arranged on the inner wall of the limiting head 13, the inner end of the buffer rod 14 is positioned in the buffer sleeve 9, and the buffer rod 14 and the limiting head 13 are integrally formed and are all made of rubber materials; a rubber sleeve 15 matched with the buffer groove 7 is sleeved outside the buffer sleeve 9, and the inner wall of the rubber sleeve 15 is attached to the outer wall of the buffer sleeve 9; and a noise reduction structure matched with the water outlet joint is arranged in the water outlet joint 6.
The noise reduction structure comprises a screw connection groove 16 arranged on the right end face of the water outlet joint 6, and the screw connection groove 16 is in screw connection with a right limit ring 17 matched with the screw connection groove; a plurality of mounting holes 18 which are uniformly distributed in the circumference are formed at the bottom of the screw connecting groove 16; a plurality of guide holes 19 communicated with the mounting holes 18 are formed in the inner wall of the water outlet joint 6, and the width of each guide hole 19 is smaller than that of each mounting hole 18; the right end of the guide hole 19 is communicated with the screw joint groove 16; the noise reduction plate 20 matched with the mounting hole 18 is arranged in the mounting hole.
A plurality of sound through holes 21 which are uniformly distributed are formed in the inner wall of the noise reduction plate 20; the outer wall of the noise reduction plate 20 is provided with a plurality of sound absorption holes 22 communicated with the sound through holes 21, and the diameter of each sound absorption hole 22 is larger than that of each sound through hole 21; the bottom of the sound absorption hole 22 is provided with a rubber pad 23, and the rubber pad 23 is provided with a plurality of through holes 24 which are uniformly distributed; the sound absorption hole 22 is internally provided with a sound absorption sponge 25 matched with the sound absorption hole; the inner wall of the sound-absorbing sponge 25 is attached to the rubber pad 23, and the outer wall of the sound-absorbing sponge 25 is attached to the inner wall of the mounting hole 18.
A limiting hole 26 is formed in the left hole wall of the guide hole 19; the left end face of the right limiting ring 17 is provided with a limiting groove 27 corresponding to the position of the limiting hole 26, and the limiting groove 27 is annular; a guide plate 28 is arranged in the guide hole 19, and the guide plate 28 is wavy; the left end of the guide plate 28 is embedded in the limiting hole 26, and the right end of the guide plate 28 is embedded in the limiting groove 27.
The inner wall of the water outlet joint 6 is provided with a guide inclined plane 29 positioned at the left side of the guide hole 19; the right end of the guide slope 29 is inclined toward the middle of the inner wall of the left side of the guide hole 19.
The utility model discloses a use method as follows:
when the opening and closing piece 2 of the plug valve is in an opening state, water flow in the water inlet pipeline can sequentially pass through the inner hole of the left limiting ring 10, the buffer sleeve 9, the opening and closing piece 2, the water outlet joint 6 and the inner hole of the right limiting ring 17, and finally flows into the water outlet pipeline connected with the water outlet joint 6 for use.
When water flows through the buffer sleeve, the part of the buffer rod 14 positioned inside the buffer sleeve 9 forms a barrier, thereby effectively avoiding the situation that the noise is larger due to the high flow velocity formed by the water flow in a straight channel, since the damping rod 14 is made of rubber, when water flows to the right, the damping rod 14 is deformed to the right by the pressure of the water flow, and as the damping rod 14 is deformed to the right, the damping rod 14 generates elasticity, the elasticity will form an effective confrontation with the water flow flowing to the right, forming a water flow buffering effect, effectively reducing the flow rate of the water flow, further avoiding the condition of excessive noise caused by too high flow rate, and when the buffer rod 14 deforms to the right, since the deformation direction of the buffer rods 14 is consistent with the flow direction of the water flow, the degree of obstruction which can be formed by the buffer rods 14 is limited, therefore, the situation that the normal flow of the water flow is excessively influenced by the flow interference of the buffer rod 14 to the water flow can be effectively avoided.
When the water current flows through the water outlet joint 6, the water current directly enters the guiding hole 19, the guiding plate 28 is arranged in the guiding hole 19, the guiding plate 28 is in a wave shape, under the guiding of the shape track of the guide plate 28, the water flow will flow in wave shape, avoiding the noise caused by high speed friction when the water flow flows in a straight channel, even if the water flow generates noise when passing through the water outlet joint 6, the noise is transmitted outwards, the noise is transmitted to the sound absorbing hole 22 through the sound through hole 21 for the first time, the rubber pad 23 forms a first barrier, the rubber pad 23 can effectively absorb and insulate the noise through the characteristics of the rubber material, the other part of the noise which can not be isolated can penetrate into the sound absorption hole 22 through the through hole 24 on the rubber pad 23, and the sound absorption hole 22 is internally provided with a sound absorption sponge 25, and the sound absorption sponge 25 can effectively absorb the sound.
In conclusion, the utility model discloses not only can form the hindrance through buffer beam 14 to effectively reduce the velocity of flow when rivers flow through buffer sleeve 9, avoid rivers high-speed flow and lead to the condition of producing the noise with the wall friction through the mode that reduces the velocity of flow, and can effectively completely cut off and absorb the noise that produces through the structure of making an uproar of falling, guarantee the noise reduction effect in the at utmost.
Because buffer beam 14 and spacing head 13 integrated into one piece, consequently when buffer beam 14 warp right, buffer beam 14 then can be with some effort on spacing head 13, make spacing head 13 right-hand member perk, when spacing head 13 right-hand member perk, rubber sleeve 15 of laminating mutually with 9 outer walls of cushion collar then can effectively stop it spacing, the power of spacing head 13 right-hand member perk this moment is used in rubber sleeve 15 inner wall, then can make the 15 inner walls of rubber sleeve take place to warp, rubber sleeve 15 produces elasticity thereupon, this strand of elasticity then can effectively add through spacing head 13 when holding at the buffer beam, improve buffer beam 14's cushioning effect.
The inner wall of the water outlet joint 6 is provided with a guide inclined plane 29 positioned on the left side of the guide hole, the right end of the guide inclined plane 29 inclines towards the middle direction of the inner wall on the left side of the guide hole 19, and the guide inclined plane 29 can guide the water flow flowing into the water outlet joint 6 to the left end position of the guide plate 28 at the first time, so that the guide plate 28 can guide the water flow in the shortest time and change the flow track of the water flow.
Claims (5)
1. The utility model provides a plug valve with function of making an uproar is fallen, includes the valve body, locates the opening and closing piece in the valve body middle part and locates the valve rod of opening and closing piece upper end, and the valve body is upwards worn out and is equipped with the hand wheel to the valve rod upper end, and the valve body left side is equipped with water supply connector, and the valve body right side is equipped with water connectors, its characterized in that: the inner wall of the water inlet joint is provided with an annular buffer groove; the inner end of the right groove wall of the buffer groove is provided with an annular limiting step; a buffer sleeve coplanar with the water inlet joint is arranged in the buffer groove, and the right end of the buffer sleeve is clamped on the limiting step; the left end port of the water inlet joint is screwed with a left limiting ring, and the left limiting ring is attached to the left end face of the buffer sleeve; the outer wall of the buffer sleeve is provided with a plurality of evenly distributed counter bores; the inner wall of the buffer sleeve is provided with a plurality of through holes communicated with the counter bores, the through holes and the counter bores are coaxial, and the diameter of each through hole is smaller than that of each counter bore; a limiting head matched with the counter bore is arranged in the counter bore, a buffer rod penetrating through the through hole is arranged on the inner wall of the limiting head, the inner end of the buffer rod is positioned in the buffer sleeve, and the buffer rod and the limiting head are integrally molded and are all made of rubber; the buffer sleeve is sleeved with a rubber sleeve matched with the buffer groove, and the inner wall of the rubber sleeve is attached to the outer wall of the buffer sleeve; and a noise reduction structure matched with the water outlet joint is arranged in the water outlet joint.
2. The plug valve with noise reduction function according to claim 1, wherein: the noise reduction structure comprises a screw joint groove arranged on the right end surface of the water outlet joint, and the screw joint groove is in screw joint with a right limit ring matched with the screw joint groove; a plurality of mounting holes which are uniformly distributed in the circumference are formed at the bottom of the threaded connection groove; a plurality of guide holes communicated with the mounting holes are formed in the inner wall of the water outlet joint, and the width of each guide hole is smaller than that of each mounting hole; the right end of the guide hole is communicated with the screw connection groove; and a noise reduction plate matched with the mounting hole is arranged in the mounting hole.
3. The plug valve with noise reduction function according to claim 2, wherein: the inner wall of the noise reduction plate is provided with a plurality of sound through holes which are uniformly distributed; the outer wall of the noise reduction plate is provided with a plurality of sound absorption holes communicated with the sound through holes, and the diameters of the sound absorption holes are larger than those of the sound through holes; the bottom of the sound absorption hole is provided with a rubber pad, and the rubber pad is provided with a plurality of through holes which are uniformly distributed; the sound absorption holes are internally provided with sound absorption sponges matched with the sound absorption holes; inhale sound sponge inner wall and rubber pad and laminate mutually, inhale sound sponge outer wall and the mounting hole inner wall and laminate mutually.
4. The plug valve with noise reduction function according to claim 2, wherein: the wall of the left side hole of the guide hole is provided with a limiting hole; the left end face of the right limiting ring is provided with a limiting groove corresponding to the position of the limiting hole, and the limiting groove is annular; a guide plate is arranged in the guide hole and is wavy; the left end of the guide plate is embedded in the limiting hole, and the right end of the guide plate is embedded in the limiting groove.
5. A plug valve with noise reduction function according to claim 4, characterized in that: a guide inclined plane positioned on the left side of the guide hole is arranged on the inner wall of the water outlet joint; the right end of the guide inclined plane inclines towards the middle of the inner wall of the left side of the guide hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472523.1U CN214534791U (en) | 2021-03-04 | 2021-03-04 | Plug valve with noise reduction function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472523.1U CN214534791U (en) | 2021-03-04 | 2021-03-04 | Plug valve with noise reduction function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214534791U true CN214534791U (en) | 2021-10-29 |
Family
ID=78260632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120472523.1U Active CN214534791U (en) | 2021-03-04 | 2021-03-04 | Plug valve with noise reduction function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214534791U (en) |
-
2021
- 2021-03-04 CN CN202120472523.1U patent/CN214534791U/en active Active
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