CN210716036U - Wear-resistant spiral valve - Google Patents
Wear-resistant spiral valve Download PDFInfo
- Publication number
- CN210716036U CN210716036U CN201921553853.2U CN201921553853U CN210716036U CN 210716036 U CN210716036 U CN 210716036U CN 201921553853 U CN201921553853 U CN 201921553853U CN 210716036 U CN210716036 U CN 210716036U
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- Prior art keywords
- valve
- block
- groove
- handle
- wear
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- Expired - Fee Related
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- 239000004677 Nylon Substances 0.000 claims abstract description 16
- 229920001778 nylon Polymers 0.000 claims abstract description 16
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
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Abstract
The utility model belongs to the valve field, in particular to a wear-resistant spiral valve, which aims at the problems that the prior wear-resistant spiral valve is inconvenient to fix after the rotation of a handle and easy to rotate when the pressure is larger, and the displacement of a valve block is caused, the utility model provides a proposal that the wear-resistant spiral valve comprises a frame, a lead screw, a valve block and a handle, wherein a valve cavity is arranged inside the frame, one side of the valve cavity is provided with a bracket, a nylon roller is arranged inside the valve cavity, the valve block is arranged in the valve cavity through the nylon roller, one end of the lead screw passes through the bracket to be connected with the valve block, the other end of the lead screw passes through the frame to be connected with the handle through screw threads, one side of the frame is fixedly provided with an annular plate, the utility model can prevent the handle from rotating, increase the stability of the lead screw, prevent that maloperation from making the valve block receive the extrusion damage, simple structure, convenient to use.
Description
Technical Field
The utility model relates to the technical field of valves, especially, relate to a wear-resisting spiral 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).
Through the retrieval, application number is 201520418985. X's patent document discloses a wear-resisting spiral valve, including frame, valve block, lead screw and handle, the inside valve pocket that is provided with of frame, the top of valve pocket is provided with the support, the inside of valve pocket is provided with the nylon gyro wheel, the valve block rolls the dragon through nylon and sets up in the valve pocket, the one end of lead screw is passed the support and is linked to each other with the valve block, the other end of lead screw passes the frame and is connected with the handle. The novel steel ball sealing structure is simple in structure, good in wear resistance and corrosion resistance, good in sealing performance, long in service life, small in maintenance amount and suitable for the industry fields of building materials, metallurgy, mines, electric power, chemical industry and the like.
However, when the wear-resistant spiral valve is used, the handle is not convenient to fix after rotating, and the valve plate is easy to rotate when the pressure is high, so that the valve plate is displaced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the wear-resisting spiral valve that exists among the prior art and when using, the handle is not convenient for fix after rotating, and easy gyration when pressure is great causes the shortcoming that the valve block takes place the displacement, and the wear-resisting spiral valve who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wear-resistant spiral valve comprises a frame, a screw rod, a valve block and a handle, wherein a valve cavity is arranged in the frame, a support is arranged on one side of the valve cavity, a nylon roller is arranged in the valve cavity, the valve block is arranged in the valve cavity through the nylon roller, one end of the screw rod penetrates through the support to be connected with the valve block, the other end of the screw rod penetrates through the frame to be in threaded connection with the handle, an annular plate is fixedly arranged on one side of the frame, a plurality of limiting teeth are fixedly arranged on the inner side of the annular plate, a sliding groove is formed in the outer side of the handle, a first trapezoidal block is slidably arranged in the sliding groove, and the;
the bottom fixed mounting of first trapezoidal piece has the one end of first spring, and the other end of first spring welds with the bottom inner wall of spout mutually, and one side fixed mounting of first trapezoidal piece has the depression bar, and the depression bar is located the top of handle, one side fixed mounting that the frame was kept away from to the handle has the sleeve, and the fixed cover in telescopic outside is equipped with rubber antiskid cover.
Preferably, one side of the screw rod is fixedly provided with a limiting plate, and one side of the limiting plate is in contact with one side of the sleeve, which is far away from the handle.
Preferably, one side of the inner wall of the sleeve is provided with a groove with an opening, the inner wall of one side of the groove is provided with a clamping plate in a sliding manner, the bottom of the clamping plate is provided with an arc-shaped groove, the inner side of the arc-shaped groove is provided with anti-skidding insections, and the anti-skidding gear is matched with the screw rod.
Preferably, a pushing plate is slidably mounted on the inner wall of the top of the groove, a second trapezoidal block is fixedly mounted on one side of the pushing plate, an inclined plane is arranged at the top of the clamping plate, and the inclined plane of the second trapezoidal block is in contact with the inclined plane of the clamping plate.
Preferably, a first moving groove is formed in the inner wall of one side of the groove, a first moving block is slidably mounted in the first moving groove, one side of the first moving block is welded to one side of the clamping plate, one end of a second spring is fixedly mounted at the top of the first moving block, the other end of the second spring is welded to the inner wall of the top of the first moving groove, a second moving groove is formed in the inner wall of the top of the groove, a second moving block is slidably mounted in the second moving groove, the bottom of the second moving block is welded to the top of the pushing plate, one end of a third spring is fixedly mounted at one side of the second moving block, and the other end of the third spring is welded to the inner wall of one side of the second moving groove.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) when the handle stops rotating, the first spring resets, so that the first trapezoidal block is clamped into the limiting teeth to prevent the first trapezoidal block from returning;
(2) according to the scheme, the limiting teeth are of right-angled triangle structures, the first trapezoid blocks are of right-angled trapezoid structures, when the inclined surfaces of the limiting teeth and the inclined surfaces of the first trapezoid blocks are extruded, the first trapezoid blocks can only be retracted, when the right-angled edges of the limiting teeth are in contact with the right-angled edges of the first trapezoid blocks, the first trapezoid blocks cannot be retracted, at the moment, if the first trapezoid blocks need to move, the first trapezoid blocks can slide in the sliding grooves by pressing the pressing rods, the handles cannot be rotated under pressure in the manner, the stability of the lead screws is improved, and therefore the stability of the valve blocks is improved;
(3) according to the scheme, the limiting plate is driven to move through the movement of the screw rod, so that the clamping plate moves downwards, the clamping plate clamps and fixes the screw rod, the screw rod cannot move any more at the moment, the valve block cannot move any more, and the maximum stroke of the valve block is limited;
(4) according to the scheme, when the push plate moves, the third spring is pulled by the push plate through the second moving block, the third spring has the function of automatically resetting the push plate when the push plate is not stressed, the second spring is pulled by the first moving block when the clamping plate moves, and the second spring has the function of automatically resetting the clamping plate when the clamping plate is not stressed;
(5) the utility model discloses can prevent the handle gyration, increase the steadiness of lead screw to improve the steadiness of valve block, can restrict the maximum stroke of valve block simultaneously, prevent that the maloperation from making the valve block receive the extrusion and damaging, simple structure, convenient to use.
Drawings
Fig. 1 is a schematic structural view of a wear-resistant spiral valve provided by the present invention;
fig. 2 is a schematic side view of the connection between the handle and the annular plate of the wear-resistant spiral valve of the present invention;
fig. 3 is a schematic side view of the connection between the screw rod and the sleeve of the wear-resistant screw valve of the present invention;
fig. 4 is a schematic structural diagram of a portion a of a wear-resistant spiral valve according to the present invention;
fig. 5 is a schematic structural diagram of a portion B of a wear-resistant spiral valve provided by the present invention;
fig. 6 is a schematic side view of the connection between the screw rod and the clamping plate of the wear-resistant spiral valve of the present invention.
In the figure: the device comprises a frame 1, a valve cavity 2, a screw rod 3, a support 4, a valve plate 5, a handle 6, an annular plate 7, a limiting tooth 8, a sliding groove 9, a first trapezoidal block 10, a first spring 11, a pressure rod 12, a sleeve 13, a limiting plate 14, a groove 15, a clamping plate 16, a pushing plate 17 and a second trapezoidal block 18.
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 one
Referring to fig. 1-6, a wear-resistant spiral valve comprises a frame 1, a screw rod 3, a valve block 5 and a handle 6, wherein a valve cavity 2 is arranged in the frame 1, a support 4 is arranged on one side of the valve cavity 2, a nylon roller is arranged in the valve cavity 2, the valve block 5 is arranged in the valve cavity 2 through the nylon roller, one end of the screw rod 3 passes through the support 4 to be connected with the valve block 5, the other end of the screw rod 3 passes through the frame 1 to be in threaded connection with the handle 6, the frame 1, the valve cavity 2, the screw rod 3, the support 4, the valve block 5, the handle 6 and the nylon roller are all frames, valve cavities, screw rods, supports, valve blocks, handles and nylon rollers disclosed in the patent document with the application number of 204201518985. X, which is omitted for the prior art, an annular plate 7 is fixedly arranged on one side of the frame 1, a plurality of limiting teeth 8, a first trapezoidal block 10 is arranged in the sliding groove 9 in a sliding mode, and the first trapezoidal block 10 is matched with the limiting teeth 8; the valve plate 5 is made of alloy steel and has the functions of wear resistance and corrosion resistance;
the bottom fixed mounting of first trapezoidal piece 10 has the one end of first spring 11, and the other end of first spring 11 welds with the bottom inner wall of spout 9 mutually, and one side fixed mounting of first trapezoidal piece 10 has depression bar 12, and depression bar 12 is located the top of handle 6, and one side fixed mounting that frame 1 was kept away from to handle 6 has sleeve 13, and the fixed cover in the outside of sleeve 13 is equipped with rubber antiskid cover.
In this embodiment, a limiting plate 14 is fixedly installed on one side of the screw rod 3, one side of the limiting plate 14 is in contact with one side of the sleeve 13 far away from the handle 6, and the limiting plate 14 is driven to move by the movement of the screw rod 3.
In this embodiment, one side is seted up to the inner wall of sleeve 13 and is open-ended recess 15, and slidable mounting has grip block 16 on one side inner wall of recess 15, and the arc wall has been seted up to grip block 16's bottom, and anti-skidding insection has been seted up to the inboard of arc wall, and anti-skidding gear cooperatees with lead screw 3, through the anti-skidding insection in the arc wall of seting up on grip block 16, increases the steadiness of centre gripping.
In this embodiment, a pushing plate 17 is slidably mounted on an inner wall of the top of the groove 15, a second trapezoidal block 18 is fixedly mounted on one side of the pushing plate 17, an inclined surface is arranged at the top of the clamping plate 16, the inclined surface of the second trapezoidal block 18 is in contact with the inclined surface of the clamping plate 16, and the inclined surface of the second trapezoidal block 18 is pressed against the inclined surface of the clamping plate 16, so that the clamping plate 16 moves downward.
In this embodiment, a first moving groove is formed in an inner wall of one side of the groove 15, a first moving block is slidably mounted in the first moving groove, one side of the first moving block is welded to one side of the clamping plate 16, one end of a second spring is fixedly mounted at the top of the first moving block, the other end of the second spring is welded to the inner wall of the top of the first moving groove, a second moving groove is formed in the inner wall of the top of the groove 15, a second moving block is slidably mounted in the second moving groove, the bottom of the second moving block is welded to the top of the pushing plate 17, one end of a third spring is fixedly mounted at one side of the second moving block, the other end of the third spring is welded to the inner wall of one side of the second moving groove, when the pushing plate 17 moves, the pushing plate 17 can pull the third spring through the second moving block, when the pushing plate 17 is not stressed, the third spring automatically resets, when the clamping plate 16 moves, the second spring is pulled through the first, the second spring is used for enabling the clamping plate 16 to automatically reset when not subjected to external force, and the first moving block and the second moving block are connected in a sliding mode through the limiting rods fixedly arranged in the first moving groove and the second moving groove, so that the first moving block and the second moving block can only slide in the first moving groove and the second moving groove.
Example two
Referring to fig. 1-6, a wear-resistant spiral valve comprises a frame 1, a screw rod 3, a valve block 5 and a handle 6, wherein a valve cavity 2 is arranged in the frame 1, a support 4 is arranged on one side of the valve cavity 2, a nylon roller is arranged in the valve cavity 2, the valve block 5 is arranged in the valve cavity 2 through the nylon roller, one end of the screw rod 3 penetrates through the support 4 to be connected with the valve block 5, the other end of the screw rod 3 penetrates through the frame 1 to be in threaded connection with the handle 6, the frame 1, the valve cavity 2, the screw rod 3, the support 4, the valve block 5, the handle 6 and the nylon roller are all a frame, a valve cavity, a screw rod, a support, a valve block, a handle and a nylon roller which are disclosed in the patent document with the application number of 204201518985. X, for the prior art, the description is omitted, an annular plate 7 is fixedly arranged on one side of the frame 1, a first trapezoidal block 10 is arranged in the sliding groove 9 in a sliding mode, and the first trapezoidal block 10 is matched with the limiting teeth 8;
the bottom of first trapezoidal piece 10 has the one end of first spring 11 through welded fastening installation, and the other end of first spring 11 welds mutually with the bottom inner wall of spout 9, and one side of first trapezoidal piece 10 has depression bar 12 through welded fastening installation, and depression bar 12 is located the top of handle 6, and one side that frame 1 was kept away from to handle 6 has sleeve 13 through welded fastening installation, and the fixed cover in the outside of sleeve 13 is equipped with rubber antiskid cover.
In this embodiment, a limiting plate 14 is fixedly installed on one side of the screw rod 3 through welding, one side of the limiting plate 14 is in contact with one side of the sleeve 13, which is far away from the handle 6, and the limiting plate 14 is driven to move through the movement of the screw rod 3.
In this embodiment, one side is seted up to the inner wall of sleeve 13 and is open-ended recess 15, and slidable mounting has grip block 16 on one side inner wall of recess 15, and the arc wall has been seted up to grip block 16's bottom, and anti-skidding insection has been seted up to the inboard of arc wall, and anti-skidding gear cooperatees with lead screw 3, through the anti-skidding insection in the arc wall of seting up on grip block 16, increases the steadiness of centre gripping.
In this embodiment, a pushing plate 17 is slidably mounted on the inner wall of the top of the groove 15, a second trapezoidal block 18 is fixedly mounted on one side of the pushing plate 17 by welding, an inclined surface is arranged at the top of the clamping plate 16, the inclined surface of the second trapezoidal block 18 is in contact with the inclined surface of the clamping plate 16, and the inclined surface of the second trapezoidal block 18 is extruded with the inclined surface of the clamping plate 16, so that the clamping plate 16 moves downward.
In this embodiment, a first moving groove is formed on an inner wall of one side of the groove 15, a first moving block is slidably mounted in the first moving groove, one side of the first moving block is welded to one side of the clamping plate 16, one end of a second spring is fixedly mounted on the top of the first moving block by welding, the other end of the second spring is welded to the inner wall of the top of the first moving groove, a second moving groove is formed on the inner wall of the top of the groove 15, a second moving block is slidably mounted in the second moving groove, the bottom of the second moving block is welded to the top of the pushing plate 17, one end of a third spring is fixedly mounted on one side of the second moving block by welding, the other end of the third spring is welded to the inner wall of one side of the second moving groove, when the pushing plate 17 moves, the pushing plate 17 can pull the third spring by the second moving block, the third spring has an effect of automatically resetting the pushing plate 17 when the, the second spring can be pulled through the first moving block when the clamping plate 16 moves, the second spring has the effect that the clamping plate 16 automatically resets when not subjected to external force, and the first moving block is in sliding connection with the second moving block by fixedly installing limiting rods in the first moving groove and the second moving groove, so that the first moving block and the second moving block can only slide in the first moving groove and the second moving groove. The valve plate 5 is made of alloy steel and has the functions of wear resistance and corrosion resistance.
In the embodiment, when the valve plate clamping device is used, the handle 6 is rotated through the sleeve 13 to enable the screw rod 3 to drive the valve plate 5 to horizontally move, the first trapezoidal block 10 is driven to rotate when the handle 6 rotates, the first trapezoidal block 10 and the corresponding limiting teeth 8 are mutually extruded to enable the first trapezoidal block 10 to retreat, at the moment, the first spring 11 contracts, when the handle 6 stops rotating, the first spring 11 resets to enable the first trapezoidal block 10 to be clamped into the limiting teeth 8, the handle 6 is prevented from retreating, the stability of the screw rod 3 is improved, the stability of the valve plate 5 is improved, the limiting plate 14 is driven to move through the movement of the screw rod 3, when the left side of the limiting plate 14 is contacted with the left side of the sleeve 13, the limiting plate 14 completely pushes the pushing plate 17 into the groove 15, the pushing plate 17 drives the inclined plane of the second trapezoidal block 18 to be extruded with the inclined plane of the clamping plate 16, so that the clamping plate 16 moves downwards, and the clamping plate 16 clamps, through the anti-skidding insection in the arc wall of seting up on the grip block 16, increase the steadiness of centre gripping, the lead screw 3 can't remove again this moment, and valve block 5 can't remove again, limits the maximum stroke of valve block 5, prevents that the maloperation from making valve block 5 receive the extrusion damage, if during the left side contact of valve block 5 and frame 1, valve block 5 removes again and can receive the extrusion damage, consequently need restrict the maximum stroke of valve block 5.
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 (5)
1. A wear-resistant spiral valve comprises a frame (1), a screw rod (3), a valve block (5) and a handle (6), wherein a valve cavity (2) is arranged inside the frame (1), a support (4) is arranged on one side of the valve cavity (2), a nylon roller is arranged inside the valve cavity (2), the valve block (5) is arranged in the valve cavity (2) through the nylon roller, one end of the screw rod (3) penetrates through the support (4) to be connected with the valve block (5), the other end of the screw rod (3) penetrates through the frame (1) to be in threaded connection with the handle (6), the wear-resistant spiral valve is characterized in that a ring plate (7) is fixedly arranged on one side of the frame (1), a plurality of limiting teeth (8) are fixedly arranged on the inner side of the ring plate (7), a sliding groove (9) is formed in the outer side of the handle (6), a first trapezoidal block (10), the first trapezoidal block (10) is matched with the limiting teeth (8);
the bottom fixed mounting of first trapezoidal piece (10) has the one end of first spring (11), and the other end of first spring (11) welds with the bottom inner wall of spout (9) mutually, and one side fixed mounting of first trapezoidal piece (10) has depression bar (12), and depression bar (12) are located the top of handle (6), one side fixed mounting that frame (1) was kept away from in handle (6) has sleeve (13), and the outside fixed cover of sleeve (13) is equipped with rubber antiskid cover.
2. A wear-resistant screw valve according to claim 1, wherein a limiting plate (14) is fixedly mounted on one side of the screw (3), and one side of the limiting plate (14) is in contact with one side of the sleeve (13) away from the handle (6).
3. The wear-resistant spiral valve according to claim 1, wherein the inner wall of the sleeve (13) is provided with a groove (15) with an opening at one side, a clamping plate (16) is slidably mounted on the inner wall of one side of the groove (15), the bottom of the clamping plate (16) is provided with an arc-shaped groove, the inner side of the arc-shaped groove is provided with anti-skidding insections, and the anti-skidding gear is matched with the screw rod (3).
4. A wear-resistant screw valve according to claim 3, wherein a pushing plate (17) is slidably mounted on the inner wall of the top of the groove (15), a second trapezoidal block (18) is fixedly mounted on one side of the pushing plate (17), the top of the clamping plate (16) is provided with an inclined surface, and the inclined surface of the second trapezoidal block (18) is in contact with the inclined surface of the clamping plate (16).
5. The wear-resistant spiral valve according to claim 3, wherein a first moving groove is formed in an inner wall of one side of the groove (15), a first moving block is slidably mounted in the first moving groove, one side of the first moving block is welded to one side of the clamping plate (16), one end of a second spring is fixedly mounted at the top of the first moving block, the other end of the second spring is welded to the inner wall of the top of the first moving groove, a second moving groove is formed in the inner wall of the top of the groove (15), a second moving block is slidably mounted in the second moving groove, the bottom of the second moving block is welded to the top of the pushing plate (17), one end of a third spring is fixedly mounted at one side of the second moving block, and the other end of the third spring is welded to an inner wall of one side of the second moving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553853.2U CN210716036U (en) | 2019-09-18 | 2019-09-18 | Wear-resistant spiral valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921553853.2U CN210716036U (en) | 2019-09-18 | 2019-09-18 | Wear-resistant spiral valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210716036U true CN210716036U (en) | 2020-06-09 |
Family
ID=70925403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921553853.2U Expired - Fee Related CN210716036U (en) | 2019-09-18 | 2019-09-18 | Wear-resistant spiral valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210716036U (en) |
-
2019
- 2019-09-18 CN CN201921553853.2U patent/CN210716036U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200609 |