CN210240748U - Venturi valve - Google Patents
Venturi valve Download PDFInfo
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- CN210240748U CN210240748U CN201921071719.9U CN201921071719U CN210240748U CN 210240748 U CN210240748 U CN 210240748U CN 201921071719 U CN201921071719 U CN 201921071719U CN 210240748 U CN210240748 U CN 210240748U
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Abstract
The utility model discloses a venturi valve, which relates to the technical field of venturi valves and comprises a valve body and a valve cone arranged in the valve body, wherein a support frame is fixedly arranged on one side of the valve body in the axial direction, a valve rod is fixedly arranged on the support frame, the axial direction of the valve rod is parallel to the axial direction of the valve body, and the valve rod penetrates through the valve cone and is matched with the valve cone in a sliding manner along the axial direction of the valve rod; an adjusting rod penetrates through the side wall of the valve body along one axial side, the middle part of the adjusting rod is rotatably arranged at a position where the adjusting rod penetrates through the side wall of the valve body, and a hinge rod is arranged between one end of the adjusting rod in the valve body and the valve cone; the outside of valve body is provided with and is used for driving the regulation pole to rotate the driving piece, adjusts the pole and is provided with seal assembly with the valve body rotation junction. The utility model has the advantages of can avoid the valve rod to be taken place by the condition of release valve body, promote the suitability of venturi valve to different installation space installations to help guaranteeing the normal operation that opens and shuts of venturi valve.
Description
Technical Field
The utility model belongs to the technical field of the venturi valve technique and specifically relates to a venturi valve is related to.
Background
A venturi valve is a valve manufactured using the principle of the venturi effect, i.e. a venturi air flow control valve, which is capable of extending air flow control to the highest level. Through the aerodynamic design, the valve has silent working performance.
The current utility model discloses the chinese patent that the grant bulletin number is CN207893146U discloses a venturi valve, and venturi valve includes the valve body, sets up the connecting rod in the valve body, and the connecting rod is connected and is adjusted the pole, adjusts pole connection adjusting device, sets up first dog and second dog on the connecting rod, sets up the case between first dog and the second dog, and the case can pass first dog, sets up two at least magnets between first dog and the case, and the homopolar setting of two adjacent magnets is in opposite directions. The end part of the connecting rod is provided with a supporting structure, the supporting structure comprises a supporting rod connected with the box body, and a sliding hole is formed in the connecting position of the supporting rod and the connecting rod.
By adopting the scheme, the adjusting device and the adjusting rod are matched to drive the connecting rod and the valve core to slide on the supporting structure, and the connecting rod is often set to be longer in length in order to prevent the connecting rod from being separated from the supporting structure; when the valve body is of a certain length, the connecting rod slides on the supporting structure and extends out of the valve body.
At this moment, when installation space is limited, if the pipeline that is connected with the venturi valve is the return bend, the connecting rod stretches out the lateral wall that the valve body will conflict the return bend very easily, and the venturi valve will be difficult to carry out normal operation that opens and shuts, exists and treats the improvement part.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model aims to provide a venturi valve drives regulation pole and hinge bar in proper order by the driving piece to drive the valve cone and slide on the fixed valve rod that sets up on the support frame, thereby avoid the valve rod to be taken place by the condition of release valve body, promote venturi valve to the suitability of different installation space installations, and help guaranteeing the normal operation that opens and shuts of venturi valve.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a venturi valve comprises a valve body and a valve cone arranged in the valve body, and is characterized in that a support frame is fixedly arranged on one side of the valve body in the axial direction, a valve rod is fixedly arranged on the support frame, the axial direction of the valve rod is parallel to the axial direction of the valve body, and the valve rod penetrates through the valve cone and is in sliding fit with the valve cone along the axial direction of the valve rod; the valve body is provided with an adjusting rod along the side wall of one axial side in a penetrating manner, the middle part of the adjusting rod is rotatably arranged at the position where the adjusting rod penetrates through the side wall of the valve body, a hinge rod is arranged between one end of the adjusting rod in the valve body and the valve cone, one end of the hinge rod is hinged to one end of the adjusting rod in the valve body, and the other end of the hinge rod is hinged to one side, close to the adjusting rod, of the valve cone; the outside of valve body is provided with and is used for driving regulation pole pivoted driving piece, it is provided with seal assembly to adjust the pole and rotate the junction with the valve body.
Through adopting above-mentioned technical scheme, in the actual work, drive regulation pole and hinge bar in proper order by the driving piece to drive the valve cone and slide on the fixed valve rod that sets up on the support frame, thereby avoid the valve rod to be pushed the condition emergence of valve body, promote the suitability of venturi valve to different installation space installations, and help guaranteeing the normal operation that opens and shuts of venturi valve. And, rotate the junction through seal assembly to adjusting lever and valve body and seal, reduce the condition emergence of venturi valve gas leakage.
The utility model discloses further set up to: the valve body outside is adjusting the fixed mounting bracket that is provided with in one side of valve body axial along the pole, it is provided with the rotation seat to rotate on the mounting bracket, it is provided with the turning block to adjust the rotation of pole one end in the valve body outside, the driving piece is the handle screw rod, the handle screw rod from rotate the seat keep away from adjust the pole one side run through the rotation seat and with rotate seat normal running fit, the tip of handle screw rod extends and runs through the turning block to the turning block, just handle screw rod and turning block screw-thread fit.
Through adopting above-mentioned technical scheme, in the actual work, the staff can the twist grip screw rod, drives and adjusts pole and hinge bar to drive the valve vertebra and slide on the fixed valve rod that sets up on the support frame, thereby realize the regulation operation to the valve vertebra on the valve rod, and make things convenient for the staff to adjust the operation to the valve vertebra.
The utility model discloses further set up to: and a fixing bolt penetrates through the upper thread of the rotating block, and the end part of the fixing bolt is tightly propped against the handle screw rod.
Through adopting above-mentioned technical scheme, after the staff finishes adjusting the operation to the valve vertebra, the staff can rotate fixing bolt on the turning block to make fixing bolt's tip support tight handle screw rod, thereby fix the valve vertebra on the valve rod, help guaranteeing the stability of valve vertebra in the venturi valve use, and help guaranteeing the normal operation that opens and shuts of venturi valve.
The utility model discloses further set up to: seal assembly includes the fixed seal receptacle that sets up of sealed dish and valve body junction, sealed dish embedding seal receptacle, sealed dish rotates its axis and sets up on the seal receptacle, it is fixed with sealed dish to run through sealed dish to adjust the pole, just it sets up on the valve body through sealed dish rotation to adjust the pole.
By adopting the technical scheme, the sealing disc is embedded into the sealing seat and is rotationally connected with the sealing seat, so that on one hand, the normal rotation operation of the adjusting rod is ensured; on the other hand, the sealing disc is in running fit with the sealing seat, and the sealing area of the sealing disc and the sealing seat is large, so that the sealing performance of the valve body at the joint of the adjusting rod and the valve body is improved, and the situation that the joint of the adjusting rod and the valve body loses air is reduced.
The utility model discloses further set up to: one side of the adjusting rod in the valve body is provided with a limiting groove, and the valve rod penetrates through the limiting groove.
By adopting the technical scheme, in actual work, as the two side walls of the limiting groove along the length direction of the adjusting rod are respectively positioned at the two sides of the valve rod, on one hand, the rotating range of the adjusting rod is limited, the excessive movement of the adjusting rod and the valve vertebra is reduced, the adjustment operation of the useless stroke movement of the adjusting rod and the valve vertebra is reduced, and the opening and closing operation of a worker on the venturi valve is facilitated; on the other hand, wear to establish the spacing groove with the valve rod, adjust the pole and will be located the valve rod with articulated rod articulated department and keep away from the one side of adjusting pole and valve body junction, when the valve cone opens and closes the valve body passageway, contained angle between the length direction of articulated rod and the valve rod axial is minimum, and make the articulated rod give the valve cone along the axial power of valve rod the biggest, thereby help guaranteeing the valve cone leakproofness and the stability under the valve body passageway closed condition, help guaranteeing the venturi valve open condition lower valve cone to the strength of attacking of air current, promote the stability of venturi valve open condition lower valve cone.
The utility model discloses further set up to: a first sealing ring is fixedly sleeved on the valve vertebra.
Through adopting above-mentioned technical scheme, fixed cover is established first sealing washer on the valve vertebra, and when the valve vertebra closed the valve body passageway, first sealing washer will butt on the inner wall of valve body passageway to promote the leakproofness of valve vertebra to the valve body passageway under the venturi valve closed condition.
The utility model discloses further set up to: the middle part of the inner wall of the valve body is coaxially and fixedly provided with a second sealing ring, and one side, close to each other, of the first sealing ring and one side, close to the second sealing ring, of the second sealing ring are provided with butt joint inclined planes.
Through adopting above-mentioned technical scheme, when the valve vertebra closed the valve body passageway, the butt joint inclined plane of first sealing washer and second sealing washer will support tightly each other to further promote the leakproofness of valve vertebra to the valve body passageway under the venturi valve closed condition.
The utility model discloses further set up to: the support frame respectively is provided with a seat along the axial both sides of valve body at the vertebra, the both ends of valve rod correspond respectively and to dismantle fixed connection two on the support frame, just the support frame can be dismantled and fix on the valve body.
By adopting the technical scheme, on one hand, the valve rod is supported by the two support frames, which is beneficial to ensuring the stability of the valve rod in the valve body; on the other hand, can dismantle the support frame and fix on the valve body, correspond respectively with the both ends of valve rod and can dismantle fixed connection on two support frames to make things convenient for the installation production operation of staff to the venturi valve.
The utility model discloses further set up to: the support frame includes bracing piece and supporting seat, the one end of bracing piece is fixed on the supporting seat, the other end of bracing piece passes through bolt locking on the valve body inner wall, just the bracing piece is provided with many at the even interval of supporting seat week side.
By adopting the technical scheme, the supporting seat and the supporting rod are locked on the inner wall of the valve body through the bolts, so that on one hand, the influence of the supporting frame on the ventilation operation of the venturi valve is reduced, and the normal ventilation operation of the venturi valve is ensured; on the other hand, realize dismantling fixedly between support frame and the valve body, further make things convenient for the installation production operation of staff to the venturi valve.
The utility model discloses further set up to: and any supporting rod is arranged in a manner of inclining to one side away from the valve cone from one side close to the inner wall of the valve body, and two supporting seats are respectively penetrated by the two ends of the valve rod corresponding to the threads.
Through adopting above-mentioned technical scheme, all set up one side slope of valve vertebra is kept away from to one side that is close to the valve body inner wall to arbitrary bracing piece to by the valve rod tensioning, thereby reduce the condition that the bracing frame caused the support frame to warp at wind bundle pressure and valve vertebra motion pulling force and take place, and help guaranteeing the stability of support frame and valve rod, indirectly guarantee the precision that the valve vertebra opened and shut the valve body passageway.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) the adjusting rod and the hinge rod are sequentially driven by the driving piece, and the valve cone is driven to slide on the valve rod fixedly arranged on the support frame, so that the valve rod is prevented from being pushed out of the valve body, the applicability of the venturi valve to installation in different installation spaces is improved, and the normal opening and closing operation of the venturi valve is facilitated to be ensured;
(2) the adjusting rod is driven to rotate by rotating the adjusting bolt arranged on the rotating seat, the rotating block is locked on the adjusting bolt by the fixing bolt, and the valve rod is arranged by penetrating through the limiting groove, so that the stability of the valve cone in the opening and closing working states of the venturi valve is greatly improved;
(3) the sealing performance of the valve cone to the valve body channel in the closed state of the Venturi valve is greatly improved by utilizing the matching effect of the first sealing ring and the second sealing ring;
(4) two ends of the valve rod respectively penetrate through the two support seats corresponding to the threads, and the support rods are locked and fixed on the valve body through bolts and nuts, so that the mounting and production operation of workers on the Venturi valve are greatly facilitated;
(5) establish between two support seats through the valve rod mount to all set up arbitrary bracing piece from a side direction that is close to the valve body inner wall to the lopsidedness of keeping away from the valve cone, thereby help guaranteeing the stability of valve rod, and help guaranteeing the stability that the valve cone slided on the valve rod, help guaranteeing the valve cone to the closed precision of valve body passageway.
Drawings
FIG. 1 is an axial schematic view of the present embodiment, which primarily embodies the overall structure of the venturi valve;
FIG. 2 is an enlarged view of a portion A of FIG. 1, primarily showing the construction of the mounting bracket and seal assembly;
FIG. 3 is an enlarged view of a portion B of FIG. 1, which mainly shows the structure of the limiting groove;
FIG. 4 is a schematic view of the present embodiment in full section, mainly embodying the structure of the Venturi valve;
fig. 5 is an enlarged view of a portion C of fig. 4, and mainly shows the structures of the first seal ring and the second seal ring.
Reference numerals: 1. a valve body; 11. opening and closing the channel; 12. a mounting frame; 121. a rotating seat; 13. a second seal ring; 14. butting the inclined planes; 2. a valve cone; 21. a sliding sleeve; 22. a first seal ring; 3. a support frame; 31. a support bar; 32. a supporting seat; 4. a valve stem; 5. adjusting a rod; 51. a hinged lever; 52. rotating the block; 521. fixing the bolt; 53. a limiting groove; 6. a handle screw; 7. a seal assembly; 71. sealing the disc; 72. and (4) a sealing seat.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
Example (b):
referring to fig. 1 and 2, a venturi valve includes a valve body 1 and a valve cone 2 disposed within the valve body 1. The valve body 1 is cylindrical, the diameter of the middle part of the valve body 1 in the axial direction is slightly smaller than the diameters of two sides in the axial direction, and an opening and closing channel 11 is formed in the middle of the valve body 1. The valve body 1 is internally fixed with support frames 3 along both axial sides in a detachable manner, a valve rod 4 is fixedly connected between the two support frames 3 in a detachable manner, and the axis of the valve rod 4 is collinear with the axial direction of the valve body 1. The valve cone 2 is coaxially and fixedly provided with a sliding sleeve 21, and the valve rod 4 coaxially penetrates through the sliding sleeve 21 and is in sliding fit with the sliding sleeve 21. An adjusting rod 5 penetrates through the side wall of the valve body 1 along one axial side, the adjusting rod 5 is located between the two support frames 3, and the middle of the adjusting rod 5 is rotatably arranged at a position where the adjusting rod penetrates through the side wall of the valve body 1. An articulated rod 51 is arranged between one end of the adjusting rod 5 in the valve body 1 and the valve cone 2, one end of the articulated rod 51 is articulated at one end of the adjusting rod 5 in the valve body 1, and the other end of the articulated rod 51 is articulated at one side of the sliding sleeve 21 close to the adjusting rod 5. The outer side of the valve body 1 is provided with a handle screw 6 for driving the adjusting rod 5 to rotate. The rotary joint of the adjusting rod 5 and the valve body 1 is provided with a sealing component 7.
In actual work, the handle screw 6 sequentially drives the adjusting rod 5 and the hinge rod 51, the valve cone 2 is driven to slide on the valve rod 4 fixedly arranged on the support frame 3, the opening and closing of the opening and closing channel 11 are controlled, and the situation that the valve rod 4 is pushed out of the valve body 1 is avoided. And, seal assembly 7 seals the regulation pole 5 and the valve body 1 rotation junction, reduces the condition emergence of venturi valve gas leakage.
Referring to fig. 1 and 2, a mounting frame 12 is fixedly arranged on one side of an adjusting rod 5 outside a valve body 1 along the axial direction of the valve body 1, a rotating seat 121 is rotatably arranged on the mounting frame 12, a rotating block 52 is rotatably arranged at one end of the adjusting rod 5 outside the valve body 1, a handle screw 6 penetrates through the rotating seat 121 and is in rotating fit with the rotating seat 121 from one side of the rotating seat 121 far away from the adjusting rod 5, the end of the handle screw 6 extends towards the rotating block 52 and penetrates through the rotating block 52, and the handle screw 6 is in threaded fit with the rotating block 52. A fixing bolt 521 is threaded through one side of the rotating block 52 far away from the adjusting rod 5, and the end of the fixing bolt 521 is tightly abutted against the handle screw 6. In the actual work, the staff can rotate handle screw 6, drives and adjusts pole 5 and hinge bar 51 to drive valve cone 2 and slide on fixed valve rod 4 that sets up on support frame 3, open and shut the operation to the venturi valve. After the worker finishes the adjustment operation of the valve cone 2, the worker can rotate the fixing bolt 521 on the rotating block 52, and the end of the fixing bolt 521 abuts against the handle screw 6, so that the valve cone 2 is fixed on the valve rod 4.
The sealing assembly 7 comprises a sealing seat 72 fixedly arranged at the joint of the sealing disc 71 and the valve body 1, the sealing disc 71 is embedded into the sealing seat 72, the sealing disc 71 is rotatably arranged on the sealing seat 72 around the axis of the sealing disc 71, and the rotating axial direction of the sealing seat 72 is perpendicular to the axial direction of the valve body 1. The adjusting rod 5 penetrates through the sealing disc 71 and is fixed with the sealing disc 71, and the adjusting rod 5 is rotatably arranged on the valve body 1 through the sealing disc 71. The sealing disc 71 is embedded into the sealing seat 72 and is rotationally connected with the sealing seat 72, so that on one hand, the normal rotation operation of the adjusting rod 5 is ensured; on the other hand, the sealing performance of the valve body 1 at the joint of the adjusting rod 5 and the valve body 1 is improved by the rotary fit of the sealing disc 71 and the sealing seat 72 and the large contact area of the sealing disc 71 and the sealing seat 72.
Referring to fig. 1 and 3, the adjusting rod 5 is provided with a limiting groove 53 near the hinged end of the hinge rod 51, and the valve rod 4 penetrates through the limiting groove 53. In actual work, as the two side walls of the limiting groove 53 in the length direction of the adjusting rod 5 are respectively positioned at the two sides of the valve rod 4, on one hand, the rotation range of the adjusting rod 5 is limited, the excessive movement of the adjusting rod 5 and the valve vertebra 2 is reduced, the adjustment operation of the idle stroke movement of the adjusting rod 5 and the valve vertebra 2 is reduced, and the opening and closing operation of a working staff on the venturi valve is facilitated; on the other hand, wear to establish spacing groove 53 with valve rod 4, adjust pole 5 and articulated rod 51 articulated department and will be located valve rod 4 and keep away from the one side of adjusting pole 5 and valve body 1 junction, when valve vertebra 2 opens and closes the valve body 1 passageway, the length direction of articulated rod 51 and the contained angle between the valve rod 4 axial are minimum, and make articulated rod 51 give valve vertebra 2 along the biggest of the axial power of valve rod 4, thereby help guaranteeing leakproofness and stability under the valve vertebra 2 to the valve body 1 passageway closed condition, help guaranteeing that valve vertebra 2 attacks the intensity to the air current under the venturi valve open condition, promote the stability of valve vertebra 2 under the venturi valve open condition.
Referring to fig. 4 and 5, in order to ensure the sealing performance of the valve cone 2 to the opening and closing channel 11 in the closed state of the venturi valve, a first sealing ring 22 is fixedly sleeved on the valve cone 2, a second sealing ring 13 is coaxially and fixedly arranged on the inner wall of the closing channel, and a butting inclined surface 14 is arranged on one side, close to each other, of each of the first sealing ring 22 and the second sealing ring 13. When the valve cone 2 closes the channel of the valve body 1, the abutting inclined surfaces 14 of the first sealing ring 22 and the second sealing ring 13 abut against each other.
Referring to fig. 3 and 4, the supporting frame 3 includes a supporting rod 31 and a supporting seat 32, one end of the supporting rod 31 is fixed on the supporting seat 32, the other end of the supporting rod 31 is locked on the inner wall of the valve body 1 by a bolt, and four supporting rods 31 are uniformly arranged on the supporting seat 32 at intervals. Any supporting rod 31 is obliquely arranged from one side close to the inner wall of the valve body 1 to one side far away from the valve cone 2, and two supporting seats 32 are respectively arranged at two ends of the valve rod 4 in a penetrating way corresponding to the threads. Any one support rod 31 is obliquely arranged from one side close to the inner wall of the valve body 1 to one side far away from the valve cone 2 and is tensioned by the valve rod 4, so that the situation that the support frame 3 deforms due to the wind beam pressure and the movement tension of the valve cone 2 is reduced.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A Venturi valve comprises a valve body (1) and a valve cone (2) arranged in the valve body (1), and is characterized in that a support frame (3) is fixedly arranged on one side of the valve body (1) in the axial direction, a valve rod (4) is fixedly arranged on the support frame (3), the axial direction of the valve rod (4) is parallel to the axial direction of the valve body (1), and the valve rod (4) penetrates through the valve cone (2) and is in sliding fit with the valve cone (2) along the axial direction of the valve rod (4);
the valve body (1) is provided with an adjusting rod (5) in a penetrating mode along the side wall of one axial side of the valve body (1), the middle of the adjusting rod (5) is rotatably arranged at a position where the adjusting rod penetrates through the side wall of the valve body (1), a hinge rod (51) is arranged between one end, inside the valve body (1), of the adjusting rod (5) and the valve cone (2), one end of the hinge rod (51) is hinged to one end, inside the valve body (1), of the adjusting rod (5), and the other end of the hinge rod (51) is hinged to one side, close to the adjusting rod (5), of the valve cone (2;
the outer side of the valve body (1) is provided with a driving piece for driving the adjusting rod (5) to rotate, and a sealing assembly (7) is arranged at the rotating connection position of the adjusting rod (5) and the valve body (1).
2. The venturi valve according to claim 1, wherein a mounting frame (12) is fixedly arranged on one side of the adjusting rod (5) along the axial direction of the valve body (1) outside the valve body (1), a rotating seat (121) is rotatably arranged on the mounting frame (12), a rotating block (52) is rotatably arranged at one end of the adjusting rod (5) outside the valve body (1), the driving member is a handle screw (6), the handle screw (6) penetrates through the rotating seat (121) and is rotatably matched with the rotating seat (121) from one side of the rotating seat (121) far away from the adjusting rod (5), the end of the handle screw (6) extends to the rotating block (52) and penetrates through the rotating block (52), and the handle screw (6) is in threaded fit with the rotating block (52).
3. A venturi valve according to claim 2, wherein a fixing bolt (521) is threaded through the rotary block (52), and the end of the fixing bolt (521) abuts against the handle screw (6).
4. The venturi valve of claim 1, wherein the sealing assembly (7) comprises a sealing seat (72) fixedly arranged at the joint of the sealing disc (71) and the valve body (1), the sealing disc (71) is embedded into the sealing seat (72), the sealing disc (71) is rotatably arranged on the sealing seat (72) around the axis of the sealing disc, the adjusting rod (5) penetrates through the sealing disc (71) and is fixed with the sealing disc (71), and the adjusting rod (5) is rotatably arranged on the valve body (1) through the sealing disc (71).
5. A venturi valve according to claim 1, characterized in that the adjusting rod (5) is provided with a limiting groove (53) at one side in the valve body (1), and the valve rod (4) is provided with the limiting groove (53) in a penetrating way.
6. A venturi valve according to claim 1, characterized in that said cone (2) is fitted with a first sealing ring (22).
7. A Venturi valve according to claim 6, characterized in that a second sealing ring (13) is coaxially and fixedly arranged in the middle of the inner wall of the valve body (1), and the sides of the first sealing ring (22) and the second sealing ring (13) close to each other are provided with abutting inclined surfaces (14).
8. A Venturi valve according to claim 1, characterized in that the supporting frames (3) are respectively provided with a seat at two sides of the valve cone (2) along the axial direction of the valve body (1), two ends of the valve rod (4) are respectively correspondingly detachably and fixedly connected with the two supporting frames (3), and the supporting frames (3) are detachably fixed on the valve body (1).
9. A venturi valve according to claim 8, characterized in that said support frame (3) comprises a support rod (31) and a support seat (32), one end of said support rod (31) is fixed on said support seat (32), the other end of said support rod (31) is locked on the inner wall of said valve body (1) by means of bolts, and said support rod (31) is provided with a plurality of support rods uniformly spaced around the support seat (32).
10. A venturi valve according to claim 9, wherein any one of the support rods (31) is disposed in an inclined manner from a side close to the inner wall of the valve body (1) to a side far from the valve cone (2), and two support seats (32) are respectively formed at two ends of the valve rod (4) correspondingly threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071719.9U CN210240748U (en) | 2019-07-09 | 2019-07-09 | Venturi valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921071719.9U CN210240748U (en) | 2019-07-09 | 2019-07-09 | Venturi valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240748U true CN210240748U (en) | 2020-04-03 |
Family
ID=69990410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921071719.9U Active CN210240748U (en) | 2019-07-09 | 2019-07-09 | Venturi valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210240748U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332365A (en) * | 2019-07-09 | 2019-10-15 | 上海智全控制设备有限公司 | A kind of venturi valve |
-
2019
- 2019-07-09 CN CN201921071719.9U patent/CN210240748U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110332365A (en) * | 2019-07-09 | 2019-10-15 | 上海智全控制设备有限公司 | A kind of venturi valve |
| CN110332365B (en) * | 2019-07-09 | 2024-02-20 | 上海智全控制设备有限公司 | Venturi valve |
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