CN113883289B - Petroleum machinery valve with limiting function - Google Patents
Petroleum machinery valve with limiting function Download PDFInfo
- Publication number
- CN113883289B CN113883289B CN202111069036.1A CN202111069036A CN113883289B CN 113883289 B CN113883289 B CN 113883289B CN 202111069036 A CN202111069036 A CN 202111069036A CN 113883289 B CN113883289 B CN 113883289B
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- Prior art keywords
- valve main
- main body
- intercepting
- valve
- rotating disc
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- 239000003208 petroleum Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 238000002347 injection Methods 0.000 claims abstract description 5
- 239000007924 injection Substances 0.000 claims abstract description 5
- 230000001050 lubricating effect Effects 0.000 claims abstract description 5
- 238000005096 rolling process Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 16
- 239000013049 sediment Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 51
- 239000010687 lubricating oil Substances 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- DNHVXYDGZKWYNU-UHFFFAOYSA-N lead;hydrate Chemical compound O.[Pb] DNHVXYDGZKWYNU-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0209—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor the valve having a particular passage, e.g. provided with a filter, throttle or safety device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0227—Packings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/36—Features relating to lubrication
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to the technical field of pipeline valves, in particular to a petroleum machinery valve with a limiting function, which comprises a valve main body, wherein the valve main body is connected with an intercepting structure for intercepting petroleum, the intercepting structure is connected with a waterproof structure for blocking external water from flowing into the device, the intercepting structure is provided with an oil injection structure for lubricating the device, the valve main body is connected with a dismounting structure for dismounting and replacing the device, the valve main body is connected with a limiting structure for limiting the intercepting structure, and the valve main body is provided with a pushing structure for avoiding petroleum sediments; can reach the effect of blocking through the interception structure, avoid water to enter into the inside of device through waterproof construction, can lubricate the interception structure through the oiling structure, be convenient for overhaul the device through the dismouting structure, through limit structure can locking device's operating condition, can avoid the formation of oil deposit through promoting the structure.
Description
Technical Field
The invention relates to the technical field of pipeline valves, in particular to a petroleum mechanical valve with a limiting function.
Background
In a fluid pipeline system, a valve is a control element and mainly used for isolating equipment and the pipeline system, adjusting flow, preventing backflow, adjusting and discharging pressure, petroleum transportation can be carried to all places only by matching the pipeline and the valve, the petroleum transportation can be regulated and controlled in time through the valve, and the valve is extremely important in the petroleum transportation.
The valve that has limit function that present petroleum pipeline took carries on spacingly to lead screw or rolling disc usually, and rolling disc and lead screw expose for a long time in the air, easily rust, and the rainwater easily enters into the inside of device, and safeguard function is unsatisfactory, does not carry out water protection between lead screw and the rolling disc, easily leads to limit function to damage, and when the valve was closed, the deposit was easily located at holding up gate closed groove to the oil, and difficult clearance influences the closure of later stage valve.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a petroleum mechanical valve with a limiting function.
The technical scheme adopted by the invention for solving the technical problem is as follows: a petroleum machinery valve with a limiting function comprises a valve main body, wherein the valve main body is connected with an intercepting structure used for intercepting petroleum, the intercepting structure is connected with a waterproof structure used for blocking external water from flowing into the interior of a device, the intercepting structure is provided with an oil injection structure used for lubricating the device, the valve main body is connected with a dismounting structure used for dismounting and replacing the device, the valve main body is connected with a limiting structure used for limiting the intercepting structure, and the valve main body is provided with a pushing structure used for avoiding petroleum sediments;
the waterproof structure comprises a fixing ring, the intercepting structure is connected with the fixing ring, a rubber block is fixedly connected inside the fixing ring, and the rubber block is connected with the intercepting structure; the top end of the fixing ring is provided with a lantern ring, a filter screen is fixedly connected between the lantern ring and the fixing ring, the periphery of the fixing ring is provided with a plurality of drain holes, the drain holes are arranged in an annular array shape, and one end of the rubber block is in a round table shape.
Specifically, the intercepting structure comprises a rotating disc, the rotating disc is rotatably connected to a valve main body, a pair of rubber rings are tightly abutted between the rotating disc and the valve main body, the valve main body is slidably connected with a blocking plate, the valve main body is fixedly connected with a sealing block, the blocking plate is slidably connected with the sealing block, a screw rod is sleeved inside the valve main body, the screw rod is in threaded connection with the rotating disc, a bearing is fixedly connected inside the rotating disc, an outer ring of the bearing is fixedly connected with the inside of the rotating disc, an inner ring of the bearing is sleeved with the screw rod, the top end of the rotating disc is fixedly connected with a fixing ring, the fixing ring is sleeved with the screw rod, the lantern ring is sleeved with the screw rod, and the rubber blocks are in threaded connection with the screw rod.
Specifically, the oiling structure includes the oil duct, and rolling disc one end is equipped with the oil duct, and one side that the rolling disc is close to the oil duct is contradicted there is the rubber pad, the first spring of fixedly connected with between rubber pad and the rolling disc, and the outside is through oil duct and the inside intercommunication of rolling disc, and the tangent plane of rubber pad is "T" shape, and the oil duct is the echelonment.
Specifically, the dismouting structure includes conflict frame, a pair of conflict frame of inner ring fixedly connected with of bearing, and the valve main part rotates and is connected with a pair of first bolt, and closely contradict between first bolt and the valve main part has the sealing washer, and valve main part sliding connection promotes the piece, promotes the one end conflict of piece and conflict frame, and the one end of first bolt with promote a threaded connection, conflict frame are "mouthful" font, conflict frame and promotion piece are to touching the end and be cylindricly.
Specifically, limit structure includes the rack, blocks the one end fixedly connected with rack of board, and the valve main part rotates and is connected with the second bolt, and valve main part sliding connection has the conflict piece, threaded connection between conflict piece and the second bolt, and the one end and the rack toothing of conflict piece are contradicted.
Concretely, the promotion structure includes the slurcam, and the bottom sliding connection of valve main part has the slurcam, a pair of second spring of fixedly connected with between slurcam and the valve main part, and the top of slurcam is contradicted with the bottom of intercepting the board, and slurcam and seal block are closely contradicted, and the length of slurcam equals the width of intercepting the board, and the slurcam is "[" shape.
The invention has the beneficial effects that:
(1) the invention relates to a petroleum machinery valve with a limiting function, which comprises a valve main body, wherein the valve main body is connected with an intercepting structure for intercepting petroleum, the valve main body is connected with a limiting structure for limiting the intercepting structure, the valve main body is provided with a pushing structure for avoiding formation of petroleum sediments, the intercepting structure can achieve the blocking effect, the limiting structure can lock the working state of a device, and the pushing structure can avoid formation of the petroleum sediments, namely: the oil circulates through the valve main body, when the valve needs to be closed, the rotating disc is rotated, the rotating disc rotates through the bearing and the valve main body, the screw rod is driven to move downwards, the screw rod pushes the interception plate to move downwards so as to intercept the oil, the oil can be effectively prevented from flowing into one end of the screw rod under the action of the sealing block, when the interception plate intercepts the oil, the bottom end of the interception plate pushes the pushing plate to move towards the bottom end of the valve main body so as to compress the second spring, the interception plate and the pushing plate are tightly abutted, when the valve needs to be opened, the rotating disc is rotated reversely so as to drive the screw rod to move upwards so as to lift the interception plate, so that the two ends of the valve main body are communicated, the pushing plate is reset under the action of the second spring, so that the oil sediment adhered to the surface of the pushing plate is pushed out of the bottom end of the valve main body to be taken away under the flow of the oil, when the valve main part is opened or closed and needs to be kept for a long time, the second bolt is rotated, the second bolt pushes the contact block to move towards the direction of the rack, so that the contact block is meshed with the rack to be abutted, the interception plate is limited to move, the rotating disc cannot rotate, and the device enters a limiting state.
(2) According to the petroleum machinery valve with the limiting function, the intercepting structure is connected with the waterproof structure for blocking external water from flowing into the device, and water is prevented from entering the device through the waterproof structure, namely: when raining, the rainwater can drench the lead screw, and the lead screw has cup jointed the block rubber, thereby can block the inside that the water lead screw enters into the valve main part, thereby prevent to influence device work, rust on avoiding, the rainwater will flow into solid fixed ring's inside through the filter screen or the space between the lantern ring and the lead screw, the discharge of rethread wash port, the adhesion will evaporate under the effect of sunshine at the water on lead screw top, simultaneously under the effect of filter screen, can reduce the direct irradiation of sunshine to the block rubber, thereby slow down the ageing of block rubber.
(3) According to the petroleum machinery valve with the limiting function, the intercepting structure is provided with the oil filling structure for lubricating the device, the valve main body is connected with the dismounting structure for dismounting and replacing the device, the intercepting structure can be lubricated through the oil filling structure, and the dismounting structure is convenient for overhauling the device, namely: the device is installed, the device can be fixed on a pipeline through flanges at two ends of a valve main body, a rotating disc is sleeved on a screw rod, a touch frame extends into the valve main body, a pair of first bolts are rotated, the first bolts drive a pushing block to move towards the screw rod through threads, so that the pushing block enters into the touch frame, meanwhile, the touch frame is pressed to move towards the valve main body, a bearing is pulled by the touch frame to move, so that the rotating disc and the valve main body are tightly touched, water is effectively prevented from entering into the device under the action of a sealing ring and a rubber ring, so that the installation of the rotating disc is completed, in order to prolong the service life between the screw rod and the rotating disc, the abrasion of the screw rod is reduced, a sharp-mouth oil pot port is touched with the rubber pad and is pushed towards the inside of the rotating disc, a first spring is compressed, when the sharp-mouth oil pot port enters into the rotating disc, alright extrusion oilcan pours into the inside of oil duct with lubricating oil, and the oil duct is the echelonment to make lubricating oil flow to the one end of lead screw, and contact with the lead screw, when the rolling disc rotated, alright evenly coat lubricating oil on the lead screw, thereby reduce the friction, increase the life-span of lead screw.
Drawings
The invention is further illustrated by the following examples in conjunction with the drawings.
Fig. 1 is a schematic overall structural diagram of a preferred embodiment of a petroleum mechanical valve with a limiting function according to the present invention;
FIG. 2 is an enlarged view of the part A shown in FIG. 1;
FIG. 3 is a schematic view of the connection structure of the valve body and the intercepting structure according to the present invention;
FIG. 4 is an enlarged view of the structure of the portion B shown in FIG. 3;
FIG. 5 is an enlarged view of the structure of the portion C shown in FIG. 3;
FIG. 6 is a schematic view of a connection structure of the valve body and the position limiting structure according to the present invention;
fig. 7 is an enlarged view of the structure of the portion D shown in fig. 6.
In the figure: 1. a valve main body; 2. an interception structure; 201. a screw rod; 202. rotating the disc; 203. a interception plate; 204. a sealing block; 205. a rubber ring; 206. a bearing; 3. a waterproof structure; 301. a fixing ring; 302. a drain hole; 303. filtering with a screen; 304. a collar; 305. a rubber block; 4. an oil injection structure; 401. an oil duct; 402. a rubber pad; 403. a first spring; 5. a disassembly and assembly structure; 501. a first bolt; 502. a touch frame; 503. a pushing block; 504. a seal ring; 6. a limiting structure; 601. a rack; 602. a second bolt; 603. a contact block; 7. a pushing structure; 701. a push plate; 702. a second spring.
Detailed Description
The present invention will be further described with reference to the following detailed description so that the technical means, the creation features, the achievement purposes and the effects of the present invention can be easily understood.
As shown in fig. 1-7, the petroleum machinery valve with a limiting function comprises a valve main body 1, wherein the valve main body 1 is connected with an intercepting structure 2 for intercepting petroleum, the intercepting structure 2 is connected with a waterproof structure 3 for blocking external water from flowing into the device, the intercepting structure 2 is provided with an oil filling structure 4 for lubricating the device, the valve main body 1 is connected with a dismounting structure 5 for dismounting and replacing the device, the valve main body 1 is connected with a limiting structure 6 for limiting the intercepting structure 2, and the valve main body 1 is provided with a pushing structure 7 for avoiding petroleum deposit formation;
the waterproof structure 3 comprises a fixing ring 301, the intercepting structure 2 is connected with the fixing ring 301, a rubber block 305 is fixedly connected inside the fixing ring 301, and the rubber block 305 is connected with the intercepting structure 2; the top end of the fixing ring 301 is provided with a lantern ring 304, a filter screen 303 is fixedly connected between the lantern ring 304 and the fixing ring 301, the periphery of the fixing ring 301 is provided with a plurality of drain holes 302, the drain holes 302 are arranged in an annular array, and one end of the rubber block 305 is in a circular truncated cone shape.
Specifically, the intercepting structure 2 comprises a rotating disc 202, the rotating disc 202 is rotatably connected to the valve main body 1, a pair of rubber rings 205 are tightly abutted between the rotating disc 202 and the valve main body 1, the valve main body 1 is slidably connected with an intercepting plate 203, the valve main body 1 is fixedly connected with a sealing block 204, the intercepting plate 203 is slidably connected with the sealing block 204, a lead screw 201 is sleeved inside the valve main body 1, the lead screw 201 is in threaded connection with the rotating disc 202, a bearing 206 is fixedly connected inside the rotating disc 202, an outer ring of the bearing 206 is fixedly connected with the inside of the rotating disc 202, an inner ring of the bearing 206 is sleeved with the lead screw 201, the top end of the rotating disc 202 is fixedly connected with a fixing ring 301, the fixing ring 301 is sleeved with the lead screw 201, the sleeve ring 304 is sleeved with the lead screw 201, and the rubber block 305 is in threaded connection with the lead screw 201; oil will circulate through valve main part 1, when needs are closed, rotates rolling disc 202, and rolling disc 202 passes through bearing 206 and valve main part 1 and rotates, will drive lead screw 201 downstream, and lead screw 201 will promote interception board 203 downstream to intercept oil, can effectively avoid oil to flow into the one end of lead screw 201 under the effect of sealed piece 204.
Specifically, the oil injection structure 4 includes an oil passage 401, the oil passage 401 is arranged at one end of the rotating disc 202, a rubber pad 402 is abutted to one side of the rotating disc 202 close to the oil passage 401, a first spring 403 is fixedly connected between the rubber pad 402 and the rotating disc 202, the outside is communicated with the inside of the rotating disc 202 through the oil passage 401, the section of the rubber pad 402 is in a "T" shape, and the oil passage 401 is in a step shape; in order to prolong the service life between the screw rod 201 and the rotating disc 202, the abrasion of the screw rod 201 is reduced, the sharp-mouth oil pot port is abutted against the rubber pad 402 and pushed towards the inside of the rotating disc 202, the first spring 403 is compressed, when the sharp-mouth oil pot port enters the inside of the rotating disc 202, the oil pot can be extruded, lubricating oil is injected into the oil channel 401, the oil channel 401 is in a step shape, the lubricating oil flows to one end of the screw rod 201 and is contacted with the screw rod 201, when the rotating disc 202 rotates, the lubricating oil can be uniformly coated on the screw rod 201, the friction is reduced, and the service life of the screw rod 201 is prolonged.
Specifically, the dismounting structure 5 includes a pair of abutting frames 502, the inner ring of the bearing 206 is fixedly connected with the pair of abutting frames 502, the valve body 1 is rotatably connected with a pair of first bolts 501, a sealing ring 504 is tightly abutted between the first bolts 501 and the valve body 1, the valve body 1 is slidably connected with a pushing block 503, the pushing block 503 is abutted with one end of the abutting frames 502, one end of each first bolt 501 is in threaded connection with the pushing block 503, the abutting frames 502 are in a shape like a Chinese character 'kou', and abutting ends of the abutting frames 502 and the pushing block 503 are in a shape of a cylinder; the device is installed, can be fixed the device to the pipeline through the flange at valve main part 1 both ends, make rolling disc 202 overlap to lead screw 201 on, conflict frame 502 will stretch into the inside of valve main part 1, rotate a pair of first bolt 501, first bolt 501 promotes piece 503 to the motion of lead screw 201 direction with the screw drive, thereby make and promote the piece 503 and enter into the inside of conflict frame 502, will press simultaneously and move conflict frame 502 to the motion of valve main part 1 direction, conflict frame 502 will stimulate bearing 206 motion, thereby make and closely contradict between rolling disc 202 and the valve main part 1, under the effect of sealing washer 504 and rubber ring 205, effectively prevent that water from entering into the inside of device, thereby accomplish the installation of rolling disc 202.
Specifically, the limiting structure 6 includes a rack 601, one end of the interception plate 203 is fixedly connected with the rack 601, the valve body 1 is rotatably connected with a second bolt 602, the valve body 1 is slidably connected with a contact block 603, the contact block 603 is in threaded connection with the second bolt 602, and one end of the contact block 603 is meshed with and abutted against the rack 601; when the valve body 1 needs to be kept for a long time after being opened or closed, the second bolt 602 is rotated, the second bolt 602 pushes the abutting block 603 to move towards the direction of the rack 601, so that the abutting block 603 is meshed with the rack 601 to abut against, the movement of the interception plate 203 is limited, the rotating disc 202 cannot rotate any more, and the device enters a limiting state.
Specifically, the pushing structure 7 includes a pushing plate 701, the bottom end of the valve body 1 is slidably connected with the pushing plate 701, a pair of second springs 702 is fixedly connected between the pushing plate 701 and the valve body 1, the top end of the pushing plate 701 abuts against the bottom end of the interception plate 203, the pushing plate 701 tightly abuts against the sealing block 204, the length of the pushing plate 701 is equal to the width of the interception plate 203, and the pushing plate 701 is in a [ "shape; when the interception plate 203 intercepts oil, the bottom end of the interception plate 203 pushes the pushing plate 701 to move towards the bottom end of the valve main body 1, so that the second spring 702 is compressed, the interception plate 203 and the pushing plate 701 are tightly abutted, when the valve needs to be opened, the rotating disc 202 is reversely rotated, the screw rod 201 is driven to move upwards, the interception plate 203 is lifted, the two ends of the valve main body 1 are communicated, the pushing plate 701 is pushed to reset under the action of the second spring 702, so that oil sediments adhered to the surface of the pushing plate 701 are pushed out of the bottom end of the valve main body 1, and the oil sediments are taken away under the flow of the oil.
When the invention is used, firstly, the device is installed, the device can be fixed on a pipeline through flanges at two ends of the valve main body 1, the rotating disc 202 is sleeved on the screw rod 201, the touch frame 502 extends into the valve main body 1, the pair of first bolts 501 are rotated, the first bolts 501 drive the pushing block 503 to move towards the screw rod 201 through threads, so that the pushing block 503 enters into the touch frame 502, meanwhile, the touch frame 502 is pressed towards the valve main body 1, the touch frame 502 pulls the bearing 206 to move, so that the rotating disc 202 and the valve main body 1 are tightly touched, water is effectively prevented from entering into the device under the action of the sealing ring 504 and the rubber ring 205, thereby completing the installation of the rotating disc 202, oil flows through the valve main body 1, when the valve is required to be closed, the rotating disc 202 is rotated, the rotating disc 202 rotates through the bearing 206 and the valve main body 1, the screw rod 201 is driven to move downwards, the screw rod 201 pushes the interception plate 203 to move downwards so as to intercept oil, the oil can be effectively prevented from flowing into one end of the screw rod 201 under the action of the sealing block 204, when the interception plate 203 intercepts the oil, the bottom end of the interception plate 203 pushes the push plate 701 to move towards the bottom end of the valve main body 1, so that the second spring 702 is compressed, the interception plate 203 is tightly abutted against the push plate 701, when the valve needs to be opened, the rotating disc 202 is rotated reversely, the screw rod 201 is driven to move upwards, so that the interception plate 203 is lifted, so that the two ends of the valve main body 1 are communicated, the push plate 701 is pushed to reset under the action of the second spring 702, so that oil sediments adhered to the surface 701 of the push plate are pushed out of the bottom end of the valve main body 1, the oil sediments are pushed away under the flow, and when the valve main body 1 needs to be kept for a long time after being opened or closed, the second bolt 602 is rotated, the second bolt 602 pushes the abutting block 603 to move towards the direction of the rack 601, so that the abutting block 603 is meshed with the rack 601 to abut against the rack 601, thereby limiting the movement of the interception plate 203, thereby preventing the rotating disc 202 from rotating any more, thereby enabling the device to enter a limiting state, in order to prolong the service life between the screw 201 and the rotating disc 202, the abrasion of the screw 201 is small, the sharp-mouth oil pot port is abutted against the rubber pad 402 and pushed towards the inside of the rotating disc 202, so that the first spring 403 is compressed, when the sharp-mouth oil pot port enters the inside of the rotating disc 202, the oil pot can be extruded, the lubricating oil is injected into the inside of the oil duct 401, the oil duct 401 is in a step shape, so that the lubricating oil flows to one end of the screw 201 and is contacted with the screw 201, when the rotating disc 202 rotates, the lubricating oil can be uniformly coated on the screw 201, thereby reducing friction and prolonging the service life of the screw 201, when raining, the rainwater can drench lead screw 201, and lead screw 201 has cup jointed rubber block 305, thereby can block up the inside that water thereby lead screw 201 enters into valve main part 1, thereby prevent to influence the device work, rust on avoiding, the rainwater will flow into the inside of solid fixed ring 301 through filter screen 303 or the space between the lantern ring 304 and the lead screw 201, rethread wash port 302 discharges, the adhesion will evaporate under the effect of sunshine at the water on lead screw 201 top, simultaneously under the effect of filter screen 303, can reduce the direct irradiation of sunshine to rubber block 305, thereby slow down the ageing of rubber block 305.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The petroleum mechanical valve with the limiting function is characterized by comprising a valve main body (1), wherein the valve main body (1) is connected with an intercepting structure (2) for intercepting petroleum, the intercepting structure (2) is connected with a waterproof structure (3) for blocking external water from flowing into the interior of the device, the intercepting structure (2) is provided with an oil injection structure (4) for lubricating the device, the valve main body (1) is connected with a dismounting structure (5) for dismounting and replacing the device, the valve main body (1) is connected with a limiting structure (6) for limiting the intercepting structure (2), and the valve main body (1) is provided with a pushing structure (7) for avoiding formation of petroleum deposits;
the waterproof structure (3) comprises a fixing ring (301), the intercepting structure (2) is connected with the fixing ring (301), a rubber block (305) is fixedly connected inside the fixing ring (301), and the rubber block (305) is connected with the intercepting structure (2); a lantern ring (304) is arranged at the top end of the fixing ring (301), a filter screen (303) is fixedly connected between the lantern ring (304) and the fixing ring (301), and a plurality of water drainage holes (302) are formed in the periphery of the fixing ring (301);
the intercepting structure (2) comprises a rotating disc (202), the rotating disc (202) is connected to the valve main body (1) in a rotating mode, a pair of rubber rings (205) are tightly abutted between the rotating disc (202) and the valve main body (1), the valve main body (1) is connected with a intercepting plate (203) in a sliding mode, the valve main body (1) is fixedly connected with a sealing block (204), the intercepting plate (203) is connected with the sealing block (204) in a sliding mode, a lead screw (201) is sleeved inside the valve main body (1), the lead screw (201) is connected with the rotating disc (202) in a threaded mode, a bearing (206) is fixedly connected inside the rotating disc (202), an outer ring of the bearing (206) is fixedly connected with the inside of the rotating disc (202), an inner ring of the bearing (206) is sleeved with the lead screw (201), and the top end of the rotating disc (202) is fixedly connected with a fixing ring (301), the fixing ring (301) is sleeved with the screw rod (201), the lantern ring (304) is sleeved with the screw rod (201), and the rubber block (305) is in threaded connection with the screw rod (201);
the disassembly and assembly structure (5) comprises a collision frame (502), an inner ring of the bearing (206) is fixedly connected with a pair of collision frames (502), the valve body (1) is rotatably connected with a pair of first bolts (501), a sealing ring (504) is tightly collided between the first bolts (501) and the valve body (1), the valve body (1) is slidably connected with a pushing block (503), the pushing block (503) is collided with one end of the collision frame (502), and one end of the first bolt (501) is in threaded connection with the pushing block (503);
the contact frame (502) is in a shape of a square, and the contact ends of the contact frame (502) and the pushing block (503) are in a cylindrical shape;
limit structure (6) include rack (601), the one end fixedly connected with rack (601) of intercepting board (203), valve main part (1) rotates and is connected with second bolt (602), valve main part (1) sliding connection has conflict piece (603), threaded connection between conflict piece (603) and second bolt (602), the one end and the rack (601) meshing of conflict piece (603) are contradicted.
2. The petroleum mechanical valve with the limiting function according to claim 1, characterized in that: the plurality of the drain holes (302) are arranged in an annular array shape, and one end of the rubber block (305) is in a round table shape.
3. The petroleum mechanical valve with the limiting function according to claim 1, characterized in that: oiling structure (4) include oil duct (401), rolling disc (202) one end is equipped with oil duct (401), one side that rolling disc (202) are close to oil duct (401) is contradicted there is rubber pad (402), fixedly connected with first spring (403) between rubber pad (402) and rolling disc (202), the outside is passed through oil duct (401) and rolling disc (202) inside intercommunication.
4. The petroleum mechanical valve with the limiting function according to claim 3, characterized in that: the section of the rubber pad (402) is in a T shape, and the oil duct (401) is in a step shape.
5. The petroleum machinery valve with the limiting function according to claim 1, characterized in that: promote structure (7) including kickboard (701), the bottom sliding connection of valve main part (1) has kickboard (701), a pair of second spring (702) of fixedly connected with between kickboard (701) and valve main part (1), the top of kickboard (701) is contradicted with the bottom of intercepting board (203), kickboard (701) and sealed piece (204) are closely contradicted.
6. The petroleum machinery valve with the limiting function according to claim 5, characterized in that: the length of the pushing plate (701) is equal to the width of the intercepting plate (203), and the pushing plate (701) is in a [ -shape.
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| CN113883289B true CN113883289B (en) | 2022-07-15 |
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| CN117803744B (en) * | 2024-02-29 | 2024-05-10 | 靖江市三菱暖通机械制造有限公司 | Balanced valve body |
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| CN113883289A (en) | 2022-01-04 |
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Application publication date: 20220104 Assignee: Xiangshui Haizhi Technology Co.,Ltd. Assignor: YANCHENG OURUN PETROCHEMICAL EQUIPMENT MANUFACTURING CO.,LTD. Contract record no.: X2023980044753 Denomination of invention: A petroleum mechanical valve with limit function Granted publication date: 20220715 License type: Common License Record date: 20231031 Application publication date: 20220104 Assignee: Xiangshui County Transmission Parts Industry Chamber of Commerce Assignor: YANCHENG OURUN PETROCHEMICAL EQUIPMENT MANUFACTURING CO.,LTD. Contract record no.: X2023980044750 Denomination of invention: A petroleum mechanical valve with limit function Granted publication date: 20220715 License type: Common License Record date: 20231031 |
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| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Xiangshui Haizhi Technology Co.,Ltd. Assignor: YANCHENG OURUN PETROCHEMICAL EQUIPMENT MANUFACTURING CO.,LTD. Contract record no.: X2023980044753 Date of cancellation: 20240228 Assignee: Xiangshui County Transmission Parts Industry Chamber of Commerce Assignor: YANCHENG OURUN PETROCHEMICAL EQUIPMENT MANUFACTURING CO.,LTD. Contract record no.: X2023980044750 Date of cancellation: 20240228 |