CN115388200A - Pneumatic three-way confluence regulating valve with improved protection mechanism - Google Patents
Pneumatic three-way confluence regulating valve with improved protection mechanism Download PDFInfo
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- CN115388200A CN115388200A CN202211202186.XA CN202211202186A CN115388200A CN 115388200 A CN115388200 A CN 115388200A CN 202211202186 A CN202211202186 A CN 202211202186A CN 115388200 A CN115388200 A CN 115388200A
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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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/14—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves
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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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
- F16K11/044—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with movable valve members positioned between valve seats
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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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0263—Construction of housing; Use of materials therefor of lift valves multiple way valves
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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
- F16K27/12—Covers for housings
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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
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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
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
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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
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
- Valve Housings (AREA)
Abstract
The invention relates to the technical field of protection of regulating valves, in particular to a pneumatic three-way confluence regulating valve with an improved protection mechanism, which comprises a three-way valve body and the protection mechanism, wherein the protection mechanism comprises a pneumatic unit, a connecting rod, a valve core, a supporting plate, a plurality of clamping blocks, a first sliding block, a fixing unit, a limiting block and a springback unit, one end of the connecting rod penetrates through the three-way valve body, the connecting rod is provided with a groove and two first sliding grooves, two ends of the first sliding block are respectively in sliding connection with the corresponding first sliding grooves, one end of the limiting block is rotatably connected with the first sliding block, the pneumatic unit drives the connecting rod and the valve core to move so as to control different inlets of the three-way valve body, the limiting block is matched with the corresponding clamping blocks to limit the connecting rod, the limiting block can be separated from the clamping blocks by contacting with the fixing unit to limit the first sliding block, so that the connecting rod can be moved downwards under the condition of gas cut-off, and the operation is convenient and rapid.
Description
Technical Field
The invention relates to the technical field of regulating valve protection, in particular to a pneumatic three-way confluence regulating valve with an improved protection mechanism.
Background
In the protection mechanism of the pneumatic three-way regulating valve, when the air is cut off, the circuit immediately outputs a signal to control the valve core, so that the valve core is closed or the working position is kept still, but the signal is interrupted or the circuit is damaged, so that the valve core cannot be controlled in time.
In the prior art, a confluence protection mechanism is added between a valve seat and a control mechanism of an original three-way regulating valve, the protection mechanism starts protection when the regulating valve is in a gas-off state through the combined action of a gas-off protection seat and a fixed protection rod, the protection is started when the regulating valve is in a gas-off state through the combined action of the gas-off protection seat and the fixed protection rod, the top end of the gas-off protection seat can rotate by ninety degrees, when the gas pressure is normal, a fixed buckle rotates to a vertical position under the rotating action of a vane wheel, when the gas is in a gas-off state, the fixed buckle rapidly rotates to a horizontal direction under the action of a coil spring, and is embedded in a gap between rectangular teeth, an adjusting lifting rod is fixed at a working position, the regulating valve core does not move downwards, the confluence function is kept, and therefore, in a pure mechanical mode, and further under the gas-off state, the valve core can be automatically limited, and the three-way valve can be kept in a working state.
However, in the foregoing prior art, the bolt fixes the protection box body on the three-way valve, and to protection mechanism's spare part parcel protection, after cutting off gas, if the spare part appears damaging or the condition of blocking between rectangle tooth and the fixed knot, the staff can't know the inside condition the very first time, can't in time remove the case through manual operation and close the three-way valve, can only wait for gaseous recovery input or dismantle the bolt in proper order, and the operation is very inconvenient.
Disclosure of Invention
The invention aims to provide a pneumatic three-way confluence regulating valve with an improved protection mechanism, which solves the problems that in the prior art, a bolt fixes a protection box body on a three-way valve, parts of the protection mechanism are wrapped and protected, and after air is cut off, if the parts are damaged or clamped between a rectangular tooth and a fixing buckle, a worker cannot know the internal situation at the first time, cannot move a valve core to close the three-way valve through manual operation in time, and only can wait for gas to be input again or the bolt is sequentially disassembled, so that the operation is very inconvenient.
In order to achieve the aim, the invention provides a pneumatic three-way confluence regulating valve with an improved protection mechanism, which comprises a three-way valve body and the protection mechanism;
protection machanism includes pneumatic unit, connecting rod, case, backup pad, a plurality of fixture block, first slider, fixed unit, stopper and resilience unit, the one end of connecting rod runs through the three-way valve body, and with case fixed connection, pneumatic unit set up in the top of three-way valve body, the backup pad set up in the top of pneumatic unit, it is a plurality of the fixture block set gradually in one side of backup pad, the connecting rod has recess and two first spouts, the both ends of first slider respectively with correspond first spout sliding connection, the one end of stopper with first slider rotates to be connected, the other end of stopper with arbitrary the mutual adaptation of fixture block, fixed unit with the resilience unit all set up in on the first slider.
The pneumatic unit comprises a pneumatic shell and a connecting plate, the pneumatic shell is fixedly connected with the three-way valve body and is located above the three-way valve body, one end of the connecting rod penetrates through the pneumatic shell and the three-way valve body in sequence, the connecting plate is fixedly connected with the connecting rod and sleeved outside the connecting rod, and the pneumatic shell is provided with an air inlet.
Wherein, fixed unit includes the threaded rod and changes the piece, the connecting rod still has the fluting, the one end of threaded rod runs through in proper order fluting and resilience unit, and with the interior diapire of recess supports each other and holds, first slider has the screw hole, the screw hole with threaded rod mutual adaptation, change the piece with threaded rod fixed connection, and be located the threaded rod is kept away from the one end of first slider.
The rebounding unit comprises an L-shaped block, two second sliders, a telescopic cylinder, a telescopic rod and a spring, one end of the L-shaped block is fixedly connected with the first slider and located above the first slider, one end of the threaded rod penetrates through the L-shaped block, the L-shaped block and the limiting block are provided with second sliding grooves, the two second sliders are respectively connected with the corresponding second sliding grooves in a sliding mode, the telescopic cylinder and one end of the telescopic rod are respectively connected with the corresponding second sliders in a rotating mode, the other end of the telescopic rod is located inside the telescopic cylinder, and two ends of the spring are respectively connected with the inner bottom wall of the telescopic cylinder and the other end of the telescopic rod in a movable mode.
The pneumatic three-way confluence regulating valve with the improved protection mechanism further comprises a reinforcing assembly, and the reinforcing assembly is arranged inside the three-way valve body.
Wherein, consolidate the subassembly and include baffle, ring body and two bracing pieces, the baffle with tee bend valve body fixed connection to be located tee bend valve body's inner wall, and the cover is established the outside of connecting rod, the ring body cover is established the outside of connecting rod, the inner wall of ring body with the exterior wall clearance fit of connecting rod, two the both ends of bracing piece equally divide do not with the top of baffle with tee bend valve body's interior roof fixed connection, two the bracing piece symmetry set up in the both sides of connecting rod.
The reinforcing assembly further comprises a waterproof ring, the waterproof ring is fixedly connected with the baffle and sleeved outside the connecting rod, and the waterproof ring is located between the baffle and the connecting rod.
According to the pneumatic three-way confluence regulating valve with the improved protection mechanism, when gas is cut off, a worker uses the fixing unit to remove the limitation on the first sliding block, so that the first sliding block can slide in the first sliding groove, then the connecting rod is lifted upwards to drive the valve core, the limiting block rotates and is separated from the clamping block, the fixing unit is pushed, the limiting block enters the groove, the connecting rod and the valve core can move up and down without limitation, and after the gas is cut off, the inlet and the outlet of the three-way valve body cannot be changed automatically, so that manual intervention operation can be performed manually, the operation is rapid and efficient, the operation is very inconvenient, and the valve core can be regulated emergently under accidental conditions.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is an overall configuration diagram of a first embodiment of the present invention.
Fig. 2 is an overall sectional view of the first embodiment of the present invention.
Fig. 3 is an enlarged view of a portion of the structure of fig. 1.
Fig. 4 is an enlarged view of a portion of the structure of fig. 2B according to the present invention.
Fig. 5 is an overall sectional view of a second embodiment of the present invention.
Fig. 6 is an overall configuration diagram of the third embodiment of the present invention.
Fig. 7 is an overall sectional view of a third embodiment of the present invention.
Fig. 8 is a cross-sectional view taken along line C-C of fig. 7 of the present invention.
Fig. 9 is an enlarged view of a portion of the structure of fig. 6D according to the present invention.
Fig. 10 is an enlarged view of a portion of the structure of fig. 8 at E according to the present invention.
101-three-way valve body, 102-connecting rod, 103-valve core, 104-supporting plate, 105-clamping block, 106-first sliding block, 107-limiting block, 108-groove, 109-first sliding groove, 110-pneumatic shell, 111-connecting plate, 112-air inlet, 113-threaded rod, 114-rotating block, 115-slot, 116-threaded hole, 117-L-shaped block, 118-second sliding block, 119-telescopic cylinder, 120-telescopic rod, 121-spring, 122-second sliding groove, 201-baffle, 202-ring body, 203-supporting rod, 204-waterproof ring, 301-first shell, 302-second shell, 303-rotating handle, 304-clamping rod, 305-hole, 306-mounting block and 307-maintenance groove.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, and the embodiments described below with reference to the accompanying drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention.
The first embodiment:
referring to fig. 1 to 4, fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention, fig. 2 is a cross-sectional view of the first embodiment of the present invention, fig. 3 is an enlarged view of a portion of the structure of fig. 1, and fig. 4 is an enlarged view of a portion of the structure of fig. 2. The invention provides a pneumatic three-way confluence regulating valve with an improved protection mechanism, which comprises a three-way valve body 101 and the protection mechanism, wherein the protection mechanism comprises a pneumatic unit, a connecting rod 102, a valve core 103, a supporting plate 104, a plurality of clamping blocks 105, a first sliding block 106, a fixing unit, a limiting block 107 and a rebounding unit, the connecting rod 102 is provided with a groove 108 and two first sliding grooves 109, the pneumatic unit comprises a pneumatic shell 110 and a connecting plate 111, the pneumatic shell 110 is provided with an air inlet 112, the fixing unit comprises a threaded rod 113 and a rotating block 114, the connecting rod 102 is further provided with a groove 115, the rebounding unit comprises an L-shaped block 117, two second sliding blocks 118, a telescopic cylinder 119, a telescopic rod 120 and a spring 121, and the L-shaped block 117 and the limiting block 107 are both provided with second sliding grooves 122.
For the specific embodiment, the three-way valve body 101 bears the weight of the protection mechanism, and after the pneumatic unit is ventilated, the connecting rod 102 and the valve core 103 can be driven to move, so that the three-way valve body 101 is adjusted.
One end of the connecting rod 102 penetrates through the three-way valve body 101 and is fixedly connected with the valve element 103, the pneumatic unit is arranged above the three-way valve body 101, the supporting plate 104 is arranged above the pneumatic unit, the plurality of clamping blocks 105 are sequentially arranged on one side of the supporting plate 104, the connecting rod 102 is provided with a groove 108 and two first sliding grooves 109, two ends of each first sliding block 106 are respectively in sliding connection with the corresponding first sliding grooves 109, one end of each limiting block 107 is rotatably connected with the corresponding first sliding block 106, the other end of each limiting block 107 is matched with any one of the clamping blocks 105, and the fixing unit and the rebounding unit are both arranged on the first sliding blocks 106. After the pneumatic unit is ventilated, the connecting rod 102 and the valve core 103 can be driven to move, the connecting rod 102 has a supporting effect on the valve core 103, the valve core 103 is matched with each inlet inside the three-way valve body 101, the supporting plate 104 supports the plurality of clamping blocks 105, the clamping blocks 105 are matched with the limiting blocks 107, the connecting rod 102 is further limited, the connecting rod cannot move downwards when the air is cut off, the fixing unit limits the first sliding block 106, the limiting blocks 107 cannot enter the grooves 108, and the rebound unit can rebound the limiting blocks 107.
Secondly, the pneumatic housing 110 and the three-way valve body 101 are fixedly connected and located above the three-way valve body 101, one end of the connecting rod 102 sequentially penetrates through the pneumatic housing 110 and the three-way valve body 101, the connecting plate 111 is fixedly connected with the connecting rod 102 and sleeved outside the connecting rod 102, and the pneumatic housing 110 is provided with an air inlet 112. The pneumatic housing 110 supports the connecting plate 111 and the supporting plate 104 above the connecting plate 111, and after gas is input through the gas inlet 112, the connecting plate 111 moves upward due to pressure difference, thereby driving the connecting rod 102 and the valve element 103 to move.
Meanwhile, the connecting rod 102 further has a slot 115, one end of the threaded rod 113 sequentially penetrates through the slot 115 and the resilient unit and abuts against the inner bottom wall of the groove 108, the first sliding block 106 has a threaded hole 116, the threaded hole 116 and the threaded rod 113 are matched with each other, and the rotating block 114 is fixedly connected with the threaded rod 113 and is located at one end of the threaded rod 113 far away from the first sliding block 106. The threaded rod 113 is matched with the threaded rod 113, the rotating block 114 is rotated to drive the threaded rod 113 to rotate, and then the threaded rod 113 is not abutted against the inner bottom wall of the groove 108, and at the moment, the first sliding block 106 can slide.
In addition, one end of the L-shaped block 117 is fixedly connected to the first sliding block 106 and is located above the first sliding block 106, one end of the threaded rod 113 penetrates through the L-shaped block 117, the L-shaped block 117 and the limiting block 107 are both provided with second sliding grooves 122, the two second sliding blocks 118 are respectively connected to the corresponding second sliding grooves 122 in a sliding manner, one ends of the telescopic cylinder 119 and the telescopic rod 120 are respectively connected to the corresponding second sliding blocks 118 in a rotating manner, the other end of the telescopic rod 120 is located inside the telescopic cylinder 119, and two ends of the spring 121 are respectively connected to the inner bottom wall of the telescopic cylinder 119 and the other end of the telescopic rod 120 in a movable manner. The L-shaped block 117 has a certain supporting function on the telescopic cylinder 119 and the corresponding second sliding blocks 118, when the limiting block 107 rotates, the two second sliding blocks 118 slide in the corresponding second sliding grooves 122, and meanwhile, the telescopic rod 120 and the telescopic cylinder 119 rotate on the corresponding second sliding blocks 118 to adjust the angle, the telescopic rod 120 can enter the telescopic cylinder 119 at any time, the spring 121 contracts, and after the limiting block 107 moves upwards to another clamping block 105, the spring 121 drives the clamping block 105 to rebound.
When the pneumatic three-way confluence control valve with the improved protection mechanism of this embodiment is used, after the three-way valve body 101 is installed, gas is input to the gas inlet 112, the gas increases pressure, so that the connecting plate 111 moves upward to drive the connecting rod 102 and the valve core 103 to move upward, at the same time, the stopper 107 contacts with the corresponding fixture 105 to rotate, and the two second sliders 118 slide in the corresponding second chutes 122, the telescopic rod 120 and the telescopic cylinder 119 rotate, according to the rotation angle of the stopper 107, the telescopic rod 120 enters the telescopic cylinder 119 to continuously adjust the length, and moves upward under the drive of the connecting rod 102, after the connecting rod 102 stops, the telescopic rod 120 is driven to rebound under the action of the spring 121, so that the corresponding second slider 118 slides in the second chute 122, and simultaneously pushes the stopper 107 to rebound, and re-adapt to the corresponding fixture 105, if gas is cut off, a worker needs to rotate the rotary block 114 to drive the threaded rod 116 to rotate, and cooperate with the threaded rod 116, the threaded rod 113 moves upward, so that the threaded rod 108 does not intervene in the inner wall of the corresponding fixture 105, and the inner bottom of the groove 107 can move upward, and the three-way valve body 102 can be automatically operated, and the stopper 102 can be pushed, and the inner bottom of the three-way sliding groove 108 can be separated from the inner bottom groove 108, and the three-way groove 108, and the stopper 102 can be automatically moved upward, and the threaded rod 102 can be separated, and the stopper 102, and the three-way valve body can be separated from the inner bottom groove 108, and the inner groove 108, and the three-way valve body can be automatically operated, and the three-way valve body can be separated by the three-way valve body can be moved upward groove 108, and the three-way valve body can be automatically operated, and the three-way valve body can be separated, and the valve element 103 is fast and efficient, is not convenient to operate, and is convenient to emergently adjust under unexpected conditions.
Second embodiment:
on the basis of the first embodiment, please refer to fig. 5, wherein fig. 5 is an overall sectional view of a second embodiment of the present invention. The invention provides a pneumatic three-way confluence regulating valve with an improved protection mechanism, which further comprises a reinforcing component, wherein the reinforcing component comprises a baffle 201, a ring body 202, two supporting rods 203 and a waterproof ring 204.
For the present embodiment, the baffle 201 prevents water from splashing upward, and the ring body 202 and the two support rods 203 reinforce the connecting rod 102.
Wherein, the reinforcing component is arranged inside the three-way valve body 101. The reinforcing component reinforces the connecting rod 102.
Secondly, the baffle 201 with the three-way valve body 101 fixed connection to be located the inner wall of three-way valve body 101, and the cover is established the outside of connecting rod 102, the cover of ring body 202 is established the outside of connecting rod 102, the inner wall of ring body 202 with the exterior wall clearance fit of connecting rod 102, two the both ends of bracing piece 203 equally divide respectively with the top of baffle 201 with the interior roof fixed connection of three-way valve body 101, two bracing piece 203 symmetry set up in the both sides of connecting rod 102. The baffle 201 prevents water flow below from splashing upwards, the two support rods 203 support the ring body 202, and then the ring body 202 reinforces the connecting rod 102, so that the connecting rod is more stable under the impact of the water flow.
Meanwhile, the waterproof ring 204 is fixedly connected with the baffle 201, sleeved outside the connecting rod 102 and located between the baffle 201 and the connecting rod 102. The waterproof ring 204 seals the gap between the baffle 201 and the connecting rod 102, further preventing water from penetrating.
When the pneumatic three-way confluence regulating valve with the improved protection mechanism of the embodiment is used, when the valve core 103 regulates the inlet inside the three-way valve body 101, strong impact of water flow can be applied, so that the support rod 203 supports the ring body 202, the ring body 202 reinforces the connecting rod 102, the connecting rod 102 is prevented from being broken and damaged due to overlong length, and the baffle 201 is matched with the waterproof ring 204 to prevent water from permeating upwards, so that the working stability of the valve core 103 is improved.
The third embodiment:
the pneumatic three-way confluence regulating valve with the improved protection mechanism further comprises a protection assembly, and the protection assembly is arranged on the protection mechanism. The protection assembly comprises a first shell 301, a second shell 302, a rotating handle 303 and a clamping rod 304, wherein the first shell 301 and the second shell 302 are rotatably connected with the pneumatic shell 110 and symmetrically arranged on two sides of the connecting rod 102, the rotating handle 303 is rotatably connected with the first shell and is positioned above the first shell, the second shell is provided with an opening 305, and the clamping rod 304 penetrates through the rotating handle 303 and is matched with the opening 305. The protective assembly further comprises a mounting block 306, the connecting rod 102 further has a service groove 307, the service groove 307 is communicated with the groove 108, and the mounting block 306 is bolted with the connecting rod 102 and is matched with the service groove 307.
Referring to fig. 6 to 10 on the basis of the second embodiment, fig. 6 is a schematic overall structure diagram of a third embodiment of the present invention, fig. 7 is a sectional view of the third embodiment of the present invention, fig. 8 is a sectional view taken along line C-C of fig. 7 of the present invention, fig. 9 is an enlarged view of a portion of the structure at D of fig. 6 of the present invention, and fig. 10 is an enlarged view of a portion of the structure at E of fig. 8 of the present invention. The invention provides a pneumatic three-way confluence regulating valve with an improved protection mechanism, which further comprises a protection assembly, wherein the protection assembly comprises a first shell 301, a second shell 302, a rotating handle 303, a clamping rod 304 and a mounting block 306, the second shell is provided with an opening 305, and the connecting rod 102 is also provided with a maintenance groove 307.
For the present embodiment, the first housing 301 and the second housing 302 wrap the plurality of clamping blocks 105, the supporting plate 104, and the connecting rod 102, so as to improve the appearance and prolong the service life.
Wherein, the protection component is arranged on the protection mechanism. The protection assembly protects the support plate 104, the connecting rod 102 and the plurality of clamping blocks 105, so that the service life is prolonged, and meanwhile, the attractiveness is improved.
Secondly, the first shell 301 and the second shell 302 are rotatably connected with the pneumatic shell 110 and symmetrically arranged at two sides of the connecting rod 102, the rotating handle 303 is rotatably connected with the first shell and positioned above the first shell, the second shell is provided with an opening 305, and the clamping rod 304 penetrates through the rotating handle 303 and is matched with the opening 305. The first housing 301 and the second housing 302 wrap the plurality of locking blocks 105, the supporting plate 104 and the connecting rod 102, and the locking rod 304 penetrates through the rotating handle 303 and is inserted into the opening 305 to limit the rotating handle 303, so as to connect the first housing 301 and the second housing 302 together.
Meanwhile, the connecting rod 102 further has a maintenance groove 307, the maintenance groove 307 is communicated with the groove 108, and the mounting block 306 is bolted to the connecting rod 102 and is matched with the maintenance groove 307. The mounting block 306 closes the maintenance groove 307, and when the fixing unit inside needs to be maintained and repaired, the bolt is unscrewed, and the mounting block 306 is removed.
When the pneumatic three-way confluence regulating valve with the improved protection mechanism is used, if the fixing unit and the parts of the rebound unit need to be maintained and repaired, the clamping rod 304 is drawn out, the first shell 301 and the second shell 302 are not connected and rotate on two sides of the connecting rod 102 respectively, and at the moment, the clamping blocks 105, the limiting blocks 107 and the rebound unit can be maintained, the bolts can be unscrewed and taken down, the mounting blocks 306 are taken down, and the fixing unit and the first sliding blocks 106 can be maintained through the maintenance grooves 307, so that most parts inside the pneumatic three-way confluence regulating valve can be maintained and maintained conveniently operated by maintenance personnel.
While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.
Claims (7)
1. A pneumatic three-way confluence regulating valve with an improved protection mechanism comprises a three-way valve body and is characterized in that,
the device also comprises a protection mechanism;
the protection mechanism comprises a pneumatic unit, a connecting rod, a valve core, a supporting plate, a plurality of clamping blocks, a first sliding block, a fixing unit, a limiting block and a rebounding unit, wherein one end of the connecting rod penetrates through the three-way valve body and is fixedly connected with the valve core, the pneumatic unit is arranged above the three-way valve body, the supporting plate is arranged above the pneumatic unit, the clamping blocks are sequentially arranged on one side of the supporting plate, the connecting rod is provided with a groove and two first sliding grooves, two ends of the first sliding block are respectively in sliding connection with the corresponding first sliding grooves, one end of the limiting block is rotatably connected with the first sliding block, the other end of the limiting block is matched with any clamping block, and the fixing unit and the rebounding unit are arranged on the first sliding block.
2. The pneumatic three-way confluence logic valve with improved safeguarding mechanism of claim 1,
the pneumatic unit comprises a pneumatic shell and a connecting plate, the pneumatic shell is fixedly connected with the three-way valve body and is located above the three-way valve body, one end of the connecting rod penetrates through the pneumatic shell and the three-way valve body in sequence, the connecting plate is fixedly connected with the connecting rod and sleeved outside the connecting rod, and the pneumatic shell is provided with an air inlet.
3. The pneumatic three-way confluence regulating valve with improved guarding mechanism according to claim 2,
the fixed unit includes the threaded rod and changes the piece, the connecting rod still has the fluting, the one end of threaded rod runs through in proper order fluting and resilience unit, and with the interior diapire of recess supports each other and holds, first slider has the screw hole, the screw hole with the mutual adaptation of threaded rod, change the piece with threaded rod fixed connection, and be located the threaded rod is kept away from the one end of first slider.
4. The pneumatic three-way confluence control valve with improved safeguarding mechanism of claim 3,
the resilience unit comprises an L-shaped block, two second sliders, a telescopic cylinder, a telescopic rod and a spring, one end of the L-shaped block is fixedly connected with the first slider and is located above the first slider, one end of the threaded rod penetrates through the L-shaped block, the L-shaped block and the limiting block are provided with second sliding grooves, the two ends of the spring are respectively movably connected with the inner bottom wall of the telescopic cylinder and the other end of the telescopic rod, the second sliding blocks respectively correspond to the second sliding grooves in sliding connection, one end of the telescopic cylinder and one end of the telescopic rod respectively correspond to the second sliding blocks in rotating connection, the other end of the telescopic rod is located inside the telescopic cylinder, and two ends of the spring are respectively movably connected with the inner bottom wall of the telescopic cylinder and the other end of the telescopic rod.
5. The pneumatic three-way confluence logic valve with improved safeguarding mechanism of claim 4,
the pneumatic three-way confluence regulating valve with the improved protection mechanism further comprises a reinforcing component, and the reinforcing component is arranged inside the three-way valve body.
6. The pneumatic three-way confluence logic valve with improved safeguarding mechanism of claim 5,
consolidate the subassembly and include baffle, ring body and two bracing pieces, the baffle with tee bend valve body fixed connection to be located tee bend valve body's inner wall, and the cover is established the outside of connecting rod, the ring body cover is established the outside of connecting rod, the inner wall of ring body with the exterior wall clearance fit of connecting rod, two the both ends of bracing piece are equallyd divide do not with the top of baffle with tee bend valve body's interior roof fixed connection, two the bracing piece symmetry set up in the both sides of connecting rod.
7. The pneumatic three-way confluence regulating valve with improved guarding mechanism according to claim 6,
the reinforcing component further comprises a waterproof ring, the waterproof ring is fixedly connected with the baffle and sleeved outside the connecting rods, and the waterproof ring is located between the baffle and the connecting rods.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211202186.XA CN115388200B (en) | 2022-09-29 | 2022-09-29 | Pneumatic three-way confluence regulating valve with improved protection mechanism |
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| CN202211202186.XA CN115388200B (en) | 2022-09-29 | 2022-09-29 | Pneumatic three-way confluence regulating valve with improved protection mechanism |
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| CN115388200B CN115388200B (en) | 2023-08-15 |
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| GB556151A (en) * | 1942-03-17 | 1943-09-22 | Richard Anthony Adamson | Improvements in valves |
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
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| CN210484635U (en) * | 2019-10-10 | 2020-05-08 | 杭州光旭绿色能源科技有限公司 | Water conservancy control valve |
| CN216867686U (en) * | 2021-12-21 | 2022-07-01 | 上海森碟阀门制造有限公司 | Pneumatic film double-seat adjusting valve |
| CN115040913A (en) * | 2022-07-29 | 2022-09-13 | 帕克(无锡)阀门有限公司 | Temperature control flow dividing and regulating valve and use method thereof |
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2022
- 2022-09-29 CN CN202211202186.XA patent/CN115388200B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB556151A (en) * | 1942-03-17 | 1943-09-22 | Richard Anthony Adamson | Improvements in valves |
| CN109826976A (en) * | 2019-03-16 | 2019-05-31 | 杭州道盈信息科技有限公司 | A kind of Pneumatic three-way interflow regulating valve equipped with improved protection mechanism |
| CN110778736A (en) * | 2019-09-24 | 2020-02-11 | 宁波海曙广运机电工程有限公司 | Safety throttling ball valve |
| CN210484635U (en) * | 2019-10-10 | 2020-05-08 | 杭州光旭绿色能源科技有限公司 | Water conservancy control valve |
| CN216867686U (en) * | 2021-12-21 | 2022-07-01 | 上海森碟阀门制造有限公司 | Pneumatic film double-seat adjusting valve |
| CN115040913A (en) * | 2022-07-29 | 2022-09-13 | 帕克(无锡)阀门有限公司 | Temperature control flow dividing and regulating valve and use method thereof |
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| CN115388200B (en) | 2023-08-15 |
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