CN113623428A - Reversing mechanism - Google Patents

Reversing mechanism Download PDF

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Publication number
CN113623428A
CN113623428A CN202010375642.5A CN202010375642A CN113623428A CN 113623428 A CN113623428 A CN 113623428A CN 202010375642 A CN202010375642 A CN 202010375642A CN 113623428 A CN113623428 A CN 113623428A
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CN
China
Prior art keywords
channel
reversing mechanism
valve core
mechanism according
valve rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010375642.5A
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Chinese (zh)
Inventor
张永长
刘斐斐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Ruide Lai Technology Service Co ltd
Original Assignee
Anhui Ruide Lai Technology Service Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Ruide Lai Technology Service Co ltd filed Critical Anhui Ruide Lai Technology Service Co ltd
Priority to CN202010375642.5A priority Critical patent/CN113623428A/en
Publication of CN113623428A publication Critical patent/CN113623428A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0716—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides with fluid passages through the valve member
    • 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
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0704—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising locking elements
    • 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
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0708—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising means to avoid jamming of the slide or means to modify the flow
    • 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
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
    • F16K11/07—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides
    • F16K11/0712—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members with cylindrical slides comprising particular spool-valve sealing 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/04—Construction of housing; Use of materials therefor of sliding valves
    • F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
    • 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
    • F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Multiple-Way Valves (AREA)

Abstract

The invention discloses a reversing mechanism, which comprises a first part and a second part, wherein valve cores are arranged in the first part and the second part, a fluid inlet hole is formed in the central axis of the valve core, a first channel and a second channel are arranged in the first part, and the fluid inlet hole is communicated with the first channel and the second channel through the movement of the valve core, so that the reversing function of the device is realized; therefore, the invention has simple structure, convenient manufacture, convenient use and reliable performance, thereby being popularized and applied.

Description

Reversing mechanism
Technical Field
The invention relates to the technical field of fluid control, in particular to a fluid reversing mechanism.
Background
The manual reversing valve is a reversing valve with a valve core operated by a manual rod to change positions, and is mostly of a spring automatic reset structure. The spring is reset, when the thrust of the pull rod is cancelled from the outside, the valve core automatically resets due to the thrust of the spring and cannot be fixed at a certain specific stroke position.
Disclosure of Invention
The present invention is directed to a reversing mechanism to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a reversing mechanism comprises a first part and a second part movably connected with the first part; a cavity is formed in the central axis of the first part and the central axis of the second part, and a valve core is arranged in the cavity; one end of the first part, which is far away from the second part, is provided with a first channel and a second channel which are communicated with the cavity; one end of the valve core is provided with a fluid outlet hole for introducing fluid into the first channel or the second channel; a raised guide post is arranged in the cavity of the second part and is in sliding fit with a guide groove arranged on the valve core; the valve core is also provided with a spring, wherein the spring is used for keeping the valve core in a downward moving state all the time.
As a preferred technical scheme of the invention: the valve core comprises an upper valve rod, a middle valve rod and a lower valve rod which are integrally manufactured, wherein the guide groove is positioned on the upper valve rod, the fluid outlet hole is positioned on the lower valve rod, and the spring is positioned on the middle valve rod.
As a preferred technical scheme of the invention: and a fluid inlet hole communicated with the fluid outlet hole is also formed in the central axis of the valve core.
As a preferred technical scheme of the invention: the periphery of the lower valve rod is provided with a sealing groove, a sealing ring is arranged in the sealing groove, and an inner threaded hole is further formed in one end, far away from the fluid outlet, of the fluid inlet hole.
As a preferred technical scheme of the invention: the first part is internally provided with two ring grooves which are respectively communicated with the first channel and the second channel.
As a preferred technical scheme of the invention: the first part is in threaded connection with the second part, and a connecting cover is arranged at one end, far away from the first part, of the second part.
As a preferred technical scheme of the invention: the guide groove is arranged on the circumferential surface of the upper valve rod in an end-to-end manner.
As a preferred technical scheme of the invention: the guide groove comprises an upper dead point and a lower dead point, and the upper dead point and the lower dead point are arranged in a staggered mode.
As a preferred technical scheme of the invention: the top dead center is configured to maintain the fluid outlet bore in communication with the first channel, and the bottom dead center is configured to maintain the fluid outlet bore in communication with the second channel.
As a preferred technical scheme of the invention: the outer circumferential surface of the second part is provided with a flat groove for quickly mounting the second part on the first part.
By adopting the technical scheme, the invention has the beneficial effects that: the valve core moves to realize the conduction of the fluid inlet hole, the first channel and the second channel and further realize the reversing function of the device.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the connection of a first portion to a second portion in accordance with the present invention;
FIG. 3 is a schematic view of the main structure of the valve cartridge of the present invention;
fig. 4 is a schematic structural view of the guide groove of the present invention after being unfolded.
In the figure: 1. a first portion; 2. a second portion; 3. a connecting cover; 4. a spring; 5. a valve core; 50. an internally threaded bore; 51. a fluid inlet; 52. a fluid outlet; 53. a seal ring; 54. a guide groove; 55. a sealing groove; 56. a middle valve stem; 57. a lower valve stem; 58. an upper valve stem; 59. a top dead center; 510. a bottom dead center; 6. a guide post; 7. flattening the groove; 8. a first channel; 9. a second channel; 10. a cavity; 11. and a ring groove.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "upper surface", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1-4, an embodiment of the present invention is shown: a reversing mechanism comprises a first part 1 and a second part 2 movably connected with the first part 1; a cavity 10 is arranged on the central axis of the first part 1 and the second part 2, and a valve core 5 is arranged in the cavity 10; one end of the first part 1, which is far away from the second part 2, is provided with a first channel 8 and a second channel 9 which are communicated with the cavity 10; a fluid inlet hole 51 is formed in the central axis of the valve element 5, and a fluid outlet hole 52 for introducing fluid into the first channel 8 or the second channel 9 is formed in one end of the valve element 5; a raised guide post 6 is provided in the cavity 10 of the second part 2 and the guide post 6 is in sliding engagement with a guide groove 54 provided on the valve cartridge 5.
The fluid outlet 52 is communicated with the first channel 8 and the second channel 9 by moving the valve core 5, so that the reversing function of the device is realized, the guide post 6 is arranged in the second part 2 and is matched with the guide groove 54 on the valve core 5, the back-and-forth conversion of the fluid outlet 52 between the two channels can be realized, the positioning can be realized after the conversion, and the fluid outlet 52 and the converted channel are always kept in an unblocked state, so that the device only needs to push and pull the valve core 5, the fluid path conversion can be realized, and the conventional fluid path conversion mode is greatly simplified.
In order to further realize the mode of simplifying fluid conversion of the device, the valve core 5 comprises an upper valve rod 58, a middle valve rod 56 and a lower valve rod 57 which are integrally manufactured, wherein the guide groove 54 is positioned on the upper valve rod 58, the fluid outlet 52 is positioned on the lower valve rod 57, the middle valve rod 56 is used for sleeving the spring 4, in addition, the device is provided with the spring 4, so that the guide post 6 and the guide groove 54 can be further tightly pressed after relatively sliding, further, the fluid outlet 52 is always kept communicated with one channel, when the valve core 5 is pulled, the valve core 5 is released, the valve core 5 can be driven to move downwards under the action of the spring 4, further, the step of manually pushing the valve core 5 to move downwards can be omitted, therefore, the operation steps of the device are further simplified, and besides, the valve core 5 can be firmly fixed after the spring 4 is reset, thereby ensuring that the fluid outlet 52 is always in communication with a channel for a long period of time.
The circumferential surface of the lower valve rod 57 is provided with a sealing groove 55, a sealing ring 53 is arranged in the sealing groove 55, and one end of the fluid inlet hole 51, which is far away from the fluid outlet hole 52, is also provided with an internal threaded hole 50, so that the fluid inlet hole 51 of the device can be quickly connected with an external fluid source conveniently due to the arrangement of the internal threaded hole 50, and the tightness of the connection part can also be ensured, thereby solving the problem that the pipeline of the fluid source cannot fall off when the valve core 5 or the pipeline of the fluid source is pushed and pulled during reversing of the device. In addition, the sealing ring 53 can be arranged in the sealing groove 55, so that the air flows in the channel can not interfere with each other when, during and after the channel is switched, and the problem of reversing failure, slow reversing or reversing blockage of the device is solved;
in order to further solve the problem that the fluid source between the channel and the fluid outlet 52 is not changed in direction, and is slow or stuck when the valve core 5 moves, two annular grooves 11 are further formed in the first part 1 and are respectively communicated with the first channel 8 and the second channel 9, and the annular grooves 11 are used for surrounding the periphery of the fluid outlet 52, so that the fluid source flows to the first channel 8 or the second channel 9 more quickly, and the flow efficiency is higher.
The first portion 1 is in threaded connection with the second portion 2, a connecting cover 3 is arranged at one end, far away from the first portion 1, of the second portion 2, due to the fact that threaded connection is adopted, the connecting mode is simple, the connecting mode and machining are convenient, disassembly and assembly are convenient, namely the valve core 5 is convenient to install or take out, and the connecting cover 3 is arranged in addition, so that the condition that fluid leakage cannot occur at the other end of the valve core 5 is avoided.
The guide groove 54 is arranged on the circumferential surface of the upper valve rod 58 end to end, the guide groove 54 surrounds the upper valve rod 58, and the valve core 5 is pulled or pulled out to enable the guide post 6 to move along the guide groove 54, so that the device can realize rapid switching between different channels only by pulling and pulling the valve core 5 ceaselessly, thereby further improving the fluid reversing efficiency when the device is pulled and pulled, and simultaneously providing reliable and powerful support for the simplification of the stable reversing and reversing modes of the device.
Because the guide groove 54 comprises the upper dead point 59 and the lower dead point 510, the upper dead point 59 and the lower dead point 510 are arranged in a staggered manner, the fluid outlet 52 is limited by two dead points at a certain moment when the valve core 5 is pulled and pulled due to the staggered upper dead point 59 and the lower dead point 510, so that the guide column 6 is always exchanged between the two dead points when the valve core 5 is pulled and pulled, and when the pulling is stopped, the fluid outlet 52 is always communicated with one of the two channels when the guide column 6 is positioned in a certain dead point, and the device simply and reliably realizes the fluid reversing and the continuous communication after the fluid reversing.
More specifically, the top dead center 59 is used for keeping the fluid outlet 52 in communication with the first channel 8, the bottom dead center 510 is used for keeping the fluid outlet 52 in communication with the second channel 9, when the guide post 6 is located at the top dead center 59, the fluid outlet 52 is in communication with the first channel 8, and when the guide post 6 is located at the bottom dead center 510, the fluid outlet 52 is in communication with the second channel 9.
In addition, in order to obtain further connection strength when the first part 1 and the second part 2 are installed, a flat groove 7 used for quickly installing the second part 2 on the first part 1 is arranged on the outer circumferential surface of the second part 2, the second part 2 is tightly fixed on the first part 1 by clamping a wrench in the flat groove 7 and then rotating the wrench, and meanwhile, the device can be installed on other equipment through connection of the wrench and the flat groove 7, so that the flat groove 7 enables the first part 1 and the second part 2 of the device to be conveniently and quickly connected, and meanwhile, the connection strength is stronger, and the device is also convenient to be integrally installed on other equipment.
By the technical scheme, the device also solves the problems that the current control safety system of the existing electromagnetic directional valve and the electro-hydraulic directional valve is not high, the thrust of the electromagnet is small, and the electromagnet can not push the inner valve body to move due to the frequent occurrence of the condition that the valve core is clamped,
the device adopts the spring 4 to drive the valve core 5 to move up and down, thus solving the problems that the manual reversing device needs to be additionally arranged and the reversing can be reliably completed only by being matched with an emergency switch in the use process of the existing electromagnetic reversing valve and the electro-hydraulic reversing valve;
in addition, the device is used by combining the valve core 5 with the first part 1 and the second part 2, so that the device has the advantages of simple structure, few components and reliable operation; secondly, the device is made of aluminum alloy and stainless steel materials, so that materials are convenient to obtain, materials are convenient to process, and the use cost of the materials is low; and thirdly, electric sparks cannot be generated when the device is used, and the problem that common electromagnetic reversing valves and electro-hydraulic reversing valves cannot meet the requirements of certain specific places, such as chemical places, mine interiors and other flammable and explosive places, is solved.
Because the device simple structure, spare part is few, has solved the too high problem of use cost of using explosion-proof solenoid valve.
The application can be applied to gas pipelines, such as gas pipelines used in chemical plants; it can also be used in liquid pipelines, such as tank truck drain lines.
Besides the above description, the device is also suitable for cleaning the interior of a space which is inconvenient for some people to enter and exit, for example, when the interior of a pipeline is cleaned by using a pneumatic vibrator, the path of the vibrator in the pipeline can be changed by gas reversing.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.

Claims (10)

1. A reversing mechanism is characterized in that: comprises a first part (1) and a second part (2) movably connected with the first part (1);
a cavity (10) is formed in the central axis of the first part (1) and the second part (2), and a valve core (5) is arranged in the cavity (10);
one end of the first part (1) far away from the second part (2) is provided with a first channel (8) and a second channel (9) which are connected and communicated with the cavity (10);
one end of the valve core (5) is provided with a fluid outlet hole (52) for introducing fluid into the first channel (8) or the second channel (9);
a raised guide post (6) is arranged in the cavity (10) of the second part (2), and the guide post (6) is in sliding fit with a guide groove (54) arranged on the valve core (5);
the valve core (5) is also provided with a spring (4), wherein the spring (4) is used for keeping the valve core (5) in a downward moving state all the time.
2. A reversing mechanism according to claim 1, wherein: the valve core (5) comprises an upper valve rod (58), a middle valve rod (56) and a lower valve rod (57) which are integrally manufactured, wherein the guide groove (54) is positioned on the upper valve rod (58), the fluid outlet hole (52) is positioned on the lower valve rod (57), and the spring (4) is positioned on the middle valve rod (56).
3. A reversing mechanism according to claim 2, wherein: and a fluid inlet hole (51) which is connected and communicated with the fluid outlet hole (52) is also formed in the central axis of the valve core (5).
4. A reversing mechanism according to claim 3, wherein: the periphery of the lower valve rod (57) is provided with a sealing groove (55), a sealing ring (53) is installed in the sealing groove (55), and an internal threaded hole (50) is further formed in one end, far away from the fluid outlet hole (52), of the fluid inlet hole (51).
5. A reversing mechanism according to any one of claims 1 to 4, wherein: two ring grooves (11) are further formed in the first portion (1) and are communicated with the first channel (8) and the second channel (9) respectively.
6. A reversing mechanism according to claim 1, wherein: the first part (1) is in threaded connection with the second part (2), and a connecting cover (3) is arranged at one end, far away from the first part (1), of the second part (2).
7. A reversing mechanism according to claim 1, wherein: the guide groove (54) is arranged on the circumferential surface of the upper valve rod (58) in an end-to-end manner.
8. A reversing mechanism according to claim 1, 6 or 7, wherein: the guide groove (54) comprises an upper dead center (59) and a lower dead center (510), and the upper dead center (59) and the lower dead center (510) are arranged in a staggered mode.
9. A reversing mechanism according to claim 8, wherein: the top dead center (59) is for keeping the fluid outlet hole (52) in communication with the first channel (8), and the bottom dead center (510) is for keeping the fluid outlet hole (52) in communication with the second channel (9).
10. A reversing mechanism according to claim 1, wherein: the outer circumferential surface of the second part (2) is provided with a flat groove (7) for quickly mounting the second part (2) on the first part (1).
CN202010375642.5A 2020-05-07 2020-05-07 Reversing mechanism Pending CN113623428A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010375642.5A CN113623428A (en) 2020-05-07 2020-05-07 Reversing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010375642.5A CN113623428A (en) 2020-05-07 2020-05-07 Reversing mechanism

Publications (1)

Publication Number Publication Date
CN113623428A true CN113623428A (en) 2021-11-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010375642.5A Pending CN113623428A (en) 2020-05-07 2020-05-07 Reversing mechanism

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CN (1) CN113623428A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7709552L (en) * 1976-08-26 1978-02-27 Shoketsu Kinzoku Kogyo Kk MAGNETICALLY IMPACTED CONTROL VALVE
JPH0165404U (en) * 1987-10-14 1989-04-26
CN208041221U (en) * 2018-02-02 2018-11-02 重庆世中星机电设备有限公司 A kind of fluid reversing structure and gas-liquid impactor mechanism
CN208503554U (en) * 2018-06-08 2019-02-15 凯德斯环保科技（烟台）有限公司 A kind of urea pump block, reversal valve and exchange system of commutating
CN212107026U (en) * 2020-05-07 2020-12-08 安徽瑞德莱科技服务有限公司 Reversing mechanism

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7709552L (en) * 1976-08-26 1978-02-27 Shoketsu Kinzoku Kogyo Kk MAGNETICALLY IMPACTED CONTROL VALVE
JPH0165404U (en) * 1987-10-14 1989-04-26
CN208041221U (en) * 2018-02-02 2018-11-02 重庆世中星机电设备有限公司 A kind of fluid reversing structure and gas-liquid impactor mechanism
CN208503554U (en) * 2018-06-08 2019-02-15 凯德斯环保科技（烟台）有限公司 A kind of urea pump block, reversal valve and exchange system of commutating
CN212107026U (en) * 2020-05-07 2020-12-08 安徽瑞德莱科技服务有限公司 Reversing mechanism

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