CN210978537U - Stop valve convenient to maintain and capable of preventing water leakage - Google Patents
Stop valve convenient to maintain and capable of preventing water leakage Download PDFInfo
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- CN210978537U CN210978537U CN201921467340.XU CN201921467340U CN210978537U CN 210978537 U CN210978537 U CN 210978537U CN 201921467340 U CN201921467340 U CN 201921467340U CN 210978537 U CN210978537 U CN 210978537U
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- hand wheel
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Abstract
A stop valve convenient to maintain and capable of preventing water leakage comprises a valve body, a hand wheel, a valve clack, a valve seat, a spring and a rubber sealing ring, wherein a gland is installed above the valve body, a valve rod is arranged inside the gland and the valve body, the hand wheel is installed at the top of the valve rod, loop bars are arranged on the left side and the right side of the top of the hand wheel, pull rings are arranged on the outer sides of the loop bars, a connecting rope is arranged below the pull rings, the valve clack is fixed at the tail end of the valve rod, a connecting rod is arranged at the tail end of the connecting rope, a pressing block is arranged on the outer side of the connecting rod, the spring is installed between the; this loop bar and pull ring at stop valve top of convenient maintenance and leak protection water can move the briquetting shrink of valve rod below or stretch through the pull ring, when the valve rod was closed, can support the lower surface at the disk seat with the briquetting through water pressure, and inside rubber seal has increased the sealing performance of device.
Description
Technical Field
The utility model relates to a stop valve technical field specifically is a stop valve of convenient maintenance and leak protection water.
Background
The stop valve is one of valves, is mainly used for controlling the flow direction of gas and liquid of some factories, can also be used for a water flow pipeline of a building, is propped against a water outlet below through a valve clack, has the function of stopping substances below, can be used as a water valve and a gas valve, and has the main purpose of stopping the water flow and the gas circulation.
Some stop valves on the market today:
1. the stop valve achieves the effect of stopping water flow by mutually fitting the valve clack and the water inlet, and after the stop valve is used for a long time, the valve clack and the water inlet are abraded to cause water leakage and the like, so that the normal use of the device is influenced;
2. when water flow is cut off, pressure is applied to the valve clack at the bottom of the valve, and the threaded valve rod at the tail end of some valve clacks is easily pushed upwards, so that the cut-off effect of the water flow is poor.
We have therefore proposed a shut-off valve that is easy to maintain and prevents water leakage, in order to solve the problems set forth above.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the utility model provides a stop valve that convenient maintenance and leak protection water.
The technical scheme of the utility model is that: a stop valve convenient for maintenance and preventing water leakage comprises a valve body, a hand wheel, a valve clack, a valve seat, a spring and a rubber sealing ring, wherein a gland is arranged above the valve body, a valve rod is arranged inside the gland and the valve body, and the top of the valve rod is provided with a hand wheel, the left side and the right side of the top of the hand wheel are provided with loop bars, the outer sides of the loop bars are provided with pull rings, a connecting rope is arranged below the pull ring, a valve clack is fixed at the tail end of the valve rod, valve seats are arranged on two sides of the valve clack, the right side of the valve seat is provided with a groove, the inside of the valve rod is provided with a cavity, the left side and the right side of the bottom of the valve rod are provided with through holes, the left side and the right side below the valve clack are both provided with a clamping groove, the tail end of the connecting rope is provided with a connecting rod, the outer side of the connecting rod is provided with a pressing block, and a spring is arranged between the front end of the connecting rod and the valve rod, and a rubber sealing ring is arranged on the inner side of the valve seat.
Be threaded connection between gland and the valve rod, and the valve rod passes through to constitute between the inside bolt of gland and the valve body and can dismantle the connection.
The shape of the sleeve rod is L type, and the pull ring forms a clamping structure through the sleeve rod and the hand wheel.
The outer wall of valve clack and the inner wall of disk seat laminate mutually, and be fixed connection between valve clack and the valve rod to the valve rod runs through in the inside of valve clack.
The inner wall of the groove is matched with the outer wall of the pressing block, the pressing block is in a right trapezoid shape, and the length of the bottom edge of the pressing block is smaller than that of the clamping groove.
The connecting rod runs through the inside of valve clack, and the connecting rod passes through to constitute elastic construction between spring and the valve rod, the upper surface of through-hole is arc.
The beneficial effects are that:
1. the top of the device is provided with the loop bar and the pull ring, the press block below the valve rod can be driven to contract or stretch by the pull ring, when the valve rod is closed, the press block can be pressed against the lower surface of the valve seat by the water pressure of water flow below the valve rod, and meanwhile, the sealing performance of the device is improved by the rubber sealing ring in the valve seat;
2. the device need not tightly push down the water inlet with the valve clack, only need twist the valve rod and move the below of disk seat then loosen the pull ring on the loop bar and make the briquetting reach the block state, prevents that the circumstances such as leaking from taking place, has promoted the convenience that the device used.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the main sectional structure of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a schematic view of the hand wheel overlooking structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, a stop valve convenient for maintenance and preventing water leakage comprises a valve body 1, a gland 2, a valve rod 3, a hand wheel 4, a loop bar 5, a pull ring 6, a connecting rope 7, a valve flap 8, a valve seat 9, a groove 10, a cavity 11, a through hole 12, a clamping groove 13, a connecting rod 14, a pressing block 15, a spring 16 and a rubber seal ring 17, wherein the gland 2 is installed above the valve body 1, the valve rod 3 is arranged inside the gland 2 and the valve body 1, the hand wheel 4 is installed on the top of the valve rod 3, the loop bar 5 is arranged on the left side and the right side of the top of the hand wheel 4, the pull ring 6 is arranged on the outer side of the loop bar 5, the connecting rope 7 is arranged below the pull ring 6, the valve flap 8 is fixed at the tail end of the valve rod 3, the valve seat 9 is arranged on both sides of the valve flap 8, the groove 10, clamping grooves 13 are formed in the left side and the right side of the lower portion of the valve clack 8, a connecting rod 14 is arranged at the tail end of the connecting rope 7, a pressing block 15 is arranged on the outer side of the connecting rod 14, a spring 16 is installed between the front end of the connecting rod 14 and the valve rod 3, and a rubber sealing ring 17 is arranged on the inner side of the valve seat 9.
Be threaded connection between gland 2 and the valve rod 3, and constitute detachable construction between valve rod 3 and the valve body 1 through the inside bolt of gland 2, the dismounting device of being convenient for carries out maintenance work to inside.
The shape of the loop bar 5 is 'L', the pull ring 6 forms a clamping structure with the hand wheel 4 through the loop bar 5, and the position of the lower press block 15 can be adjusted through the pull ring 6 and the loop bar 5, so that the subsequent clamping work is facilitated.
The outer wall of valve clack 8 and the inner wall of disk seat 9 laminate mutually, and be fixed connection between valve clack 8 and the valve rod 3 to valve rod 3 runs through in the inside of valve clack 8, has guaranteed the gas tightness of device, prevents that the rivers of below from spilling in the opposite side water pipe.
The inner wall of recess 10 is identical with the outer wall of briquetting 15, and the appearance of briquetting 15 is right trapezoid to the length on briquetting 15 base is less than the length of draw-in groove 13, guarantees the block state of device, and trapezoidal outward appearance can make briquetting 15 shrink into the inside of valve clack 8 through the inside extrusion of hypotenuse in the outside moreover, need not shrink briquetting 15 completely into inside alright open valve door, has promoted the convenience that the device used.
Connecting rod 14 runs through in the inside of valve clack 8, and connecting rod 14 passes through and constitutes elastic structure between spring 16 and the valve rod 3, and the upper surface of through-hole 12 is arc, is convenient for will connect 7 upwards stimulations of rope, reduces the degree of wear when connecting 7 movements of rope, and spring 16 wraps up in the outside of connecting rope 7 moreover, does not influence the stay cord of connecting rope 7 when keeping connecting rod 14 elastic, has promoted the result of use of device.
When using the stop valve which is convenient to maintain and prevents water leakage, firstly, as shown in fig. 1, the left side and the right side of the valve body 1 are connected to the two ends of a water pipe through flange joints, and the installation work of the device is completed.
According to the figures 2-4, when the valve needs to be opened, the pull ring 6 is pulled upwards to enable the connecting rope 7 below to move upwards, then the pull ring 6 is hung at one end of the loop bar 5, the stability of the connecting rope 7 is kept, when the connecting rope 7 moves upwards, the tail end of the connecting rope 7 pulls the connecting rod 14 to move towards the inner side of the valve clack 8, the spring 16 contracts, the connecting rope 7 moves upwards along the arc-shaped upper surface of the through hole 12, meanwhile, the connecting rod 14 pulls the pressing block 15 fixed at the tail end to contract inwards, and the hand wheel 4 can be rotated until the top of the inclined edge of the pressing block 15 enters the inner side of the clamping groove 13, so that the hand wheel 4 and the valve rod 3 fixed below rise upwards along the inner wall of the pressing cover 2, the bottom of the valve clack.
As shown in fig. 2-4, when the valve needs to be closed, the pull ring 6 is pulled to make the pull ring 6 and the loop bar 5 clamped, the pressing block 15 connected below is retracted into the clamping groove 13 through the spring 16, after the lower surface of the pressing piece 15 exceeds the lower surface of the groove 10, the pull ring 6 is separated from the loop bar 5, the side wall of the pressing block 15 is propped against the side surface of the valve seat 9, the hand wheel 4 is rotated to enable the valve rod 3 to rise upwards until the pressing block 15 is clamped with the groove 10, the hand wheel 4 is stopped rotating, after the valve is closed, the water flow below the valve clack 8 supports the pressing block 15 upwards to ensure that the device cannot be loosened, meanwhile, the rubber sealing ring 17 improves the sealing property between the valve clack 8 and the valve seat 9, which is the working process of the whole device, and those not described in detail in this specification are well within the skill of those in the art.
The above embodiments are only used for illustrating and explaining the utility model, and are not intended to limit the present invention, and those skilled in the art can make various changes or substitutions within the scope of the present invention, and shall also belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a stop valve of convenient maintenance and leak protection water, includes valve body (1), hand wheel (4), valve clack (8), disk seat (9), spring (16) and rubber seal (17), its characterized in that: a gland (2) is installed above the valve body (1), a valve rod (3) is arranged inside the gland (2) and the valve body (1), a hand wheel (4) is installed at the top of the valve rod (3), loop bars (5) are arranged on the left side and the right side of the top of the hand wheel (4), pull rings (6) are arranged on the outer sides of the loop bars (5), connecting ropes (7) are arranged below the pull rings (6), valve clacks (8) are fixed at the tail ends of the valve rod (3), valve seats (9) are arranged on the two sides of the valve clacks (8), grooves (10) are formed in the right sides of the valve seats (9), cavities (11) are formed in the valve rod (3), through holes (12) are formed in the left side and the right side of the bottom of the valve rod (3), clamping grooves (13) are formed in the left side and the right side below the valve clacks, and a pressing block (15) is arranged on the outer side of the connecting rod (14), a spring (16) is arranged between the front end of the connecting rod (14) and the valve rod (3), and a rubber sealing ring (17) is arranged on the inner side of the valve seat (9).
2. The easy-to-maintain and leak-proof stop valve as claimed in claim 1, wherein: be threaded connection between gland (2) and valve rod (3), and constitute detachable construction between valve rod (3) and valve body (1) through the inside bolt of gland (2).
3. The stop valve convenient to maintain and capable of preventing water leakage according to claim 1, wherein the sleeve rod (5) is L-shaped, and the pull ring (6) forms a clamping structure with the hand wheel (4) through the sleeve rod (5).
4. The easy-to-maintain and leak-proof stop valve as claimed in claim 1, wherein: the outer wall of valve clack (8) and the inner wall of disk seat (9) laminate mutually, and be fixed connection between valve clack (8) and valve rod (3) to valve rod (3) run through in the inside of valve clack (8).
5. The easy-to-maintain and leak-proof stop valve as claimed in claim 1, wherein: the inner wall of the groove (10) is matched with the outer wall of the pressing block (15), the pressing block (15) is in a right trapezoid shape, and the length of the bottom side of the pressing block (15) is smaller than that of the clamping groove (13).
6. The easy-to-maintain and leak-proof stop valve as claimed in claim 1, wherein: the connecting rod (14) penetrates through the valve clack (8), an elastic structure is formed between the connecting rod (14) and the valve rod (3) through a spring (16), and the upper surface of the through hole (12) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921467340.XU CN210978537U (en) | 2019-09-05 | 2019-09-05 | Stop valve convenient to maintain and capable of preventing water leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921467340.XU CN210978537U (en) | 2019-09-05 | 2019-09-05 | Stop valve convenient to maintain and capable of preventing water leakage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210978537U true CN210978537U (en) | 2020-07-10 |
Family
ID=71460760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921467340.XU Active CN210978537U (en) | 2019-09-05 | 2019-09-05 | Stop valve convenient to maintain and capable of preventing water leakage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210978537U (en) |
-
2019
- 2019-09-05 CN CN201921467340.XU patent/CN210978537U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211201 Address after: 215000 standard plant No. 19, No. 888, provincial road, Mudu Town, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou yuebang valve industry Co.,Ltd. Address before: No.805, area D, Liunan community, Pulian Road, Liucheng office, Nan'an City, Quanzhou City, Fujian Province Patentee before: NANAN LIDI HOME SUPPLIES Co.,Ltd. |