CN216555631U - Valve rod for soft seal gate valve - Google Patents
Valve rod for soft seal gate valve Download PDFInfo
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- CN216555631U CN216555631U CN202121033145.3U CN202121033145U CN216555631U CN 216555631 U CN216555631 U CN 216555631U CN 202121033145 U CN202121033145 U CN 202121033145U CN 216555631 U CN216555631 U CN 216555631U
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- rotating disc
- gate valve
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Abstract
The utility model discloses a valve rod for a soft sealing gate valve, which belongs to the field of pipeline connecting devices and comprises a rotating disc, wherein a square clamping groove is formed in the rotating disc, and a square block is tightly clamped in the square clamping groove; through clockwise turning rotating disc to drive the valve rod and rotate and the rebound, make the rubber pad hug closely the spout up end, can prevent that the gate valve from opening the condition under the outside overflow of the inside gap of valve seat, through anticlockwise turning rotating disc, thereby drive seal cover lower extreme face and hug closely the disk seat up end, can prevent that the gate valve from closing the condition under the outside overflow of the inside gap of valve seat, the design of seal cover and rubber pad can improve the gate valve leakproofness, thereby improves product competitiveness.
Description
Technical Field
The utility model relates to the field of pipeline connecting devices, in particular to a valve rod for a soft seal gate valve.
Background
The soft sealing gate valve, industrial valve, the opening and closing part of the soft sealing gate valve is a flashboard, the movement direction of the flashboard is vertical to the fluid direction, the gate valve can only be fully opened and fully closed, and can not be adjusted and throttled. The gate plate is provided with two sealing surfaces, the two sealing surfaces of the most common mode gate plate valve form a wedge shape, the wedge angle is different along with the valve parameters, the nominal diameter is DN 50-DN 1200, and the use temperature is as follows: less than or equal to 200 ℃.
The existing valve rod for the soft sealing gate valve, a rotating disc and a valve rod of the gate valve are designed in a fixed welding structure, and an informal worker operates the gate valve to easily cause immeasurable economic loss or mechanical accidents. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a valve rod for a soft seal gate valve, which drives a circular ring and a support rod to move upwards by moving a rotary disc upwards, so that the rotary disc is convenient and quick to disassemble, and the design of the rotary disc can prevent ineligible staff from operating the gate valve to cause immeasurable economic loss or mechanical accidents; through clockwise turning rotating disc to drive the valve rod and rotate and the rebound, make the rubber pad hug closely the spout up end, can prevent that the gate valve from opening the condition under the outside overflow of the inside gap of valve seat, through anticlockwise turning rotating disc, thereby drive seal cover lower extreme face and hug closely the disk seat up end, can prevent that the gate valve from closing the condition under the outside overflow of the inside gap of valve seat, the design of seal cover and rubber pad can improve the gate valve leakproofness, thereby improves product competitiveness.
In order to solve the above problems, the present invention adopts the following technical solutions.
A valve rod for a soft seal gate valve comprises a rotary disc, wherein a square clamping groove is formed in the rotary disc, a square block is fixedly clamped in the square clamping groove, a connecting rod is fixedly welded at the lower end of the square block, a circular ring is fixedly clamped at the outer side of the lower end of the connecting rod, a supporting rod is fixedly welded at the outer side of the circular ring, a shell is fixedly welded at the outer side of the connecting rod, a seal sleeve is fixedly welded on the inner wall of the shell, a valve rod is fixedly welded at the lower end of the connecting rod, a fixing ring is fixedly welded at the outer side of the valve rod, a rubber pad is fixedly welded at the outer side of the valve rod, a valve seat is tightly pressed at the lower end face of the seal sleeve, a sliding groove is formed in the valve seat, the valve rod for the soft seal gate valve drives the circular ring and the supporting rod to move upwards by moving the rotary disc upwards, the rotary disc and the supporting rod are conveniently and quickly removed, and the design of the rotary disc can prevent informal staff from operating the gate valve, cause immeasurable economic loss or mechanical accidents; through clockwise turning rotating disc to drive the valve rod and rotate and the rebound, make the rubber pad hug closely the spout up end, can prevent that the gate valve from opening the condition under the outside overflow of the inside gap of valve seat, through anticlockwise turning rotating disc, thereby drive seal cover lower extreme face and hug closely the disk seat up end, can prevent that the gate valve from closing the condition under the outside overflow of the inside gap of valve seat, the design of seal cover and rubber pad can improve the gate valve leakproofness, thereby improves product competitiveness.
Furthermore, the upper end of the supporting rod is fixedly welded with a rotating disc, the inner wall of the sealing sleeve is fixedly welded with a connecting rod, the rotating disc is moved upwards to drive the circular ring and the supporting rod to move outwards through moving upwards, and the rotating disc is conveniently and quickly detached.
Furthermore, the outer side of the rotating disc is tightly and fixedly welded with an anti-slip rubber sleeve, and the design of the rotating disc can prevent ineligible staff from operating the gate valve to cause immeasurable economic loss or mechanical accidents.
Further, the butt fusion valve rod is fixed to the inner wall of the sealing sleeve, the fixing ring is sleeved on the inner portion of the sliding groove in a sliding mode, the valve rod is connected to the inner portion of the valve seat through threads, the rotating disc is rotated clockwise, the valve rod is driven to rotate and move upwards, the rubber pad is made to cling to the upper end face of the sliding groove, outward overflow from a gap inside the valve seat under the condition that the gate valve is opened can be prevented, the rotating disc is rotated anticlockwise, the lower end face of the sealing sleeve is driven to cling to the upper end face of the valve seat, and outward overflow from the gap inside the valve seat under the condition that the gate valve is closed can be prevented.
Furthermore, the upper end face of the fixing ring is fixedly welded with the rubber gasket, the rubber gasket is sleeved in the sliding groove in a sliding mode, and the sealing performance of the gate valve can be improved due to the design of the sealing sleeve and the rubber gasket, so that the product competitiveness is improved.
Compared with the prior art, the utility model has the advantages that:
(1) according to the scheme, the rotating disc is moved upwards to drive the circular ring and the supporting rod to move upwards, so that the rotating disc is convenient and quick to disassemble, and the rotating disc can be designed to prevent ineligible staff from operating the gate valve to cause immeasurable economic loss or mechanical accidents; through clockwise turning rotating disc to drive the valve rod and rotate and the rebound, make the rubber pad hug closely the spout up end, can prevent that the gate valve from opening the condition under the outside overflow of the inside gap of valve seat, through anticlockwise turning rotating disc, thereby drive seal cover lower extreme face and hug closely the disk seat up end, can prevent that the gate valve from closing the condition under the outside overflow of the inside gap of valve seat, the design of seal cover and rubber pad can improve the gate valve leakproofness, thereby improves product competitiveness.
(2) The fixed welding rolling disc in upper end of bracing piece, the fixed butt fusion connecting rod of inner wall of seal cover drives ring and bracing piece and upwards shifts out through the rebound rolling disc, conveniently demolishs the rolling disc fast.
(3) The outer side of the rotating disc is tightly welded with an anti-slip rubber sleeve, and the design of the rotating disc can prevent ineligible staff from operating the gate valve to cause immeasurable economic loss or mechanical accidents.
(4) The butt fusion valve rod is fixed to the inner wall of seal cover, and the inside slip of spout cup joints solid fixed ring, and threaded connection valve rod is passed through to the inside of disk seat, through the clockwise rotation rolling disc to drive the valve rod and rotate and the rebound, make the rubber pad hug closely the spout up end, can prevent that the gate valve from opening the condition under the outside overflow in the inside gap of valve seat, through anticlockwise rotation rolling disc, thereby drive the seal cover down terminal surface and hug closely the disk seat up end, can prevent that the gate valve from closing the condition under the outside overflow in the inside gap of valve seat.
(5) The butt fusion rubber pad is fixed to the up end of solid fixed ring, and the rubber pad is cup jointed in the inside slip of spout, and the design of seal cover and rubber pad can improve the gate valve leakproofness to improve product competitiveness.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the utility model at A;
fig. 3 is an enlarged top view of the connecting rod of the present invention.
The reference numbers in the figures illustrate:
1 rotating disc, 11 square clamping grooves, 12 squares, 13 connecting rods, 14 circular rings, 15 supporting rods, 2 shells, 21 sealing sleeves, 22 valve rods, 23 fixing rings, 24 rubber pads, 25 valve seats and 26 sliding grooves.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.
Referring to fig. 1-3, a valve rod for a soft seal gate valve includes a rotating disc 1, a square clamping groove 11 is arranged inside the rotating disc 1, a square block 12 is fastened and clamped inside the square clamping groove 11, a connecting rod 13 is fixedly welded at the lower end of the square block 12, a circular ring 14 is fastened and clamped outside the lower end of the connecting rod 13, a support rod 15 is fixedly welded outside the circular ring 14, a housing 2 is fixedly welded outside the connecting rod 13, a seal sleeve 21 is fixedly welded on the inner wall of the housing 2, a valve rod 22 is fixedly welded at the lower end of the connecting rod 13, a fixing ring 23 is fixedly welded outside the valve rod 22, a rubber gasket 24 is fixedly welded outside the valve rod 22, a valve seat 25 is pressed on the lower end face of the seal sleeve 21, and a sliding groove 26 is arranged inside the valve seat 25.
Referring to fig. 1-3, the upper end of the support rod 15 is fixedly welded with the rotating disc 1, the inner wall of the sealing sleeve 21 is fixedly welded with the connecting rod 13, the rotating disc 1 is moved upwards to drive the ring 14 and the support rod 15 to move upwards, the rotating disc 1 is conveniently and quickly disassembled, the outer side of the rotating disc 1 is fixedly welded with the anti-skid rubber sleeve, and the design of the rotating disc 1 can prevent ineligible staff from operating the gate valve to cause immeasurable economic loss or mechanical accidents.
Referring to fig. 1, the welding valve rod 22 is fixed on the inner wall of the sealing sleeve 21, the fixing ring 23 is slidably sleeved inside the sliding groove 26, the valve rod 22 is connected inside the valve seat 25 through threads, the rotating disc 1 is rotated clockwise, the valve rod 22 is driven to rotate and move upwards, the rubber gasket 24 is made to cling to the upper end face of the sliding groove 26, outward overflow from a gap inside the valve seat 25 under the condition that the gate valve is opened can be prevented, the rotating disc 1 is rotated anticlockwise, the lower end face of the sealing sleeve 21 is driven to cling to the upper end face of the valve seat 25, outward overflow from the gap inside the valve seat 25 under the condition that the gate valve is closed can be prevented, the welding rubber gasket 24 is fixed on the upper end face of the fixing ring 23, the rubber gasket 24 is sleeved inside the sliding groove 26, and the sealing performance of the gate valve can be improved due to the design of the sealing sleeve 21 and the rubber gasket 24, and the competitiveness of the gate valve can be improved.
This a valve rod for soft sealing gate valve, through rebound swivel disc 1, drive ring 14 and bracing piece 15 and shift out upwards, conveniently demolish swivel disc 1 fast, the design of swivel disc 1 can be demolishd, prevent informal staff from operating the gate valve, cause unestimable economic loss or mechanical accident, through clockwise rotation swivel disc 1, thereby drive valve rod 22 and rotate and rebound, make rubber pad 24 hug closely the up end of spout 26, can prevent to spill outward from the inside gap of disk seat 25 under the gate valve opening condition, through anticlockwise rotation swivel disc 1, thereby drive the lower terminal surface of seal cover 21 and hug closely the up end of disk seat 25, can prevent to spill outward from the inside gap of disk seat 25 under the gate valve closing condition, the design of seal cover 21 and rubber pad 24 can improve the gate valve leakproofness, thereby improve product competitiveness.
The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (5)
1. Valve stem for soft seal gate valves, comprising a rotating disc (1), characterized in that: a square clamping groove (11) is arranged inside the rotating disc (1), a square block (12) is tightly clamped inside the square clamping groove (11), a connecting rod (13) is fixedly welded at the lower end of the square block (12), a circular ring (14) is tightly clamped and connected at the outer side of the lower end of the connecting rod (13), a support rod (15) is fixedly welded on the outer side of the circular ring (14), a shell (2) is fixedly welded on the outer side of the connecting rod (13), a sealing sleeve (21) is fixedly welded on the inner wall of the shell (2), a valve rod (22) is fixedly welded at the lower end of the connecting rod (13), a fixing ring (23) is fixedly welded on the outer side of the valve rod (22), a rubber gasket (24) is fixedly welded on the outer side of the valve rod (22), the lower end face of the sealing sleeve (21) is tightly pressed with a valve seat (25), and a sliding groove (26) is arranged in the valve seat (25).
2. A valve stem for a soft seal gate valve as defined in claim 1, wherein: the upper end of the support rod (15) is fixedly welded with the rotating disc (1), and the inner wall of the sealing sleeve (21) is fixedly welded with the connecting rod (13).
3. A valve stem for a soft seal gate valve as defined in claim 1, wherein: and an anti-skid rubber sleeve is fixedly welded on the outer side of the rotating disc (1).
4. A valve stem for a soft seal gate valve as defined in claim 1, wherein: the welding valve rod (22) is fixed on the inner wall of the sealing sleeve (21), the fixing ring (23) is sleeved in the sliding groove (26) in a sliding mode, and the valve rod (22) is connected to the inside of the valve seat (25) through threads.
5. A valve stem for a soft seal gate valve as defined in claim 1, wherein: the upper end face of the fixing ring (23) is fixedly welded with a rubber gasket (24), and the inside of the sliding groove (26) is sleeved with the rubber gasket (24) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121033145.3U CN216555631U (en) | 2021-05-14 | 2021-05-14 | Valve rod for soft seal gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121033145.3U CN216555631U (en) | 2021-05-14 | 2021-05-14 | Valve rod for soft seal gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216555631U true CN216555631U (en) | 2022-05-17 |
Family
ID=81537958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121033145.3U Active CN216555631U (en) | 2021-05-14 | 2021-05-14 | Valve rod for soft seal gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216555631U (en) |
-
2021
- 2021-05-14 CN CN202121033145.3U patent/CN216555631U/en active Active
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