CN223725414U - Novel electronic low loss formula choke valve - Google Patents

Abstract

The utility model discloses a novel electric low-dissipation type throttle valve, and relates to the technical field of throttle valves. This kind of novel electronic low loss formula choke valve, including valve body, import, export, valve rod, case, disk seat and the electric actuator of setting on the choke valve body, import internal fixation inserts and is equipped with the filter screen, and the bottom fixedly connected with collecting pipe of import, the lower extreme fixedly connected with impurity case of collecting pipe, and the lateral wall rotation of impurity case is connected with the apron, be connected with the stripper plate through canceling release mechanical system in the impurity case, and the top fixedly connected with shrouding of stripper plate. This kind of novel electronic low loss formula choke valve when using, when the valve rod removes, can strike off the clearance to the closure surface of disk seat, get rid of impurity and rust etc. and guarantee its sealed effect, simultaneously, can strike off the clearance to the impurity on filter screen surface, guarantee its filterable effect to, be convenient for collect and handle filterable impurity, it is more convenient to use.

Description

Novel electronic low loss formula choke valve

Technical Field

The utility model relates to the technical field of throttle valves, in particular to a novel electric low-dissipation type throttle valve.

Background

The electric low-dissipation throttle valve is a valve combining electric control, throttling function and low dissipation characteristic, firstly, the throttle valve is a common industrial valve, the main function of the throttle valve is to control the flow and pressure of a fluid medium, the throttle valve can adjust the flow by changing the channel cross section area of the fluid, the throttling function of the fluid is realized, secondly, the electric throttle valve is a special throttle valve, the electric device is used for controlling the opening and closing of the valve, so that the control of the flow of the fluid is realized, and the electric throttle valve has the advantages of high response speed, high precision and the like.

However, when the existing electric low-dissipation type throttle valve is used, a filter screen is usually arranged at the inlet of the valve body, so that although liquid entering the throttle valve can be filtered, impurities can be accumulated on the filter screen, if the throttle valve is not cleaned for a long time or can cause blockage and other phenomena, when the throttle valve is cleaned, the throttle valve can only be removed from a pipeline when the throttle valve needs to be removed, then the impurities on the filter screen are cleaned or replaced, the filter screen is required to be installed after maintenance, then the valve body is installed, the use is inconvenient, and the closing surface of the valve seat is easy to adhere the impurities and rust, so that the sealing effect of the throttle valve is affected.

Disclosure of utility model

The utility model aims to provide a novel electric low-dissipation type throttle valve so as to solve the problems in the background art.

In order to achieve the above purpose, the novel electric low-loss throttle valve comprises a valve body, an inlet, an outlet, a valve rod, a valve core, a valve seat and an electric actuator which are arranged on a throttle valve body, wherein a filter screen is fixedly inserted into the inlet, a collecting pipe is fixedly connected to the bottom of the inlet, an impurity box is fixedly connected to the lower end of the collecting pipe, a cover plate is rotatably connected to the side wall of the impurity box, an extrusion plate is connected to the impurity box through a reset mechanism, a sealing plate is fixedly connected to the top of the extrusion plate, a drain pipe is fixedly connected between the extrusion plate and the sealing plate, a one-way valve is arranged in the drain pipe, the movement of the extrusion plate is pushed through a pushing mechanism, a cleaning mechanism for cleaning the closing surface of the valve seat is arranged on the side wall of the valve rod, and a scraping mechanism for scraping and cleaning impurities on the surface of the filter screen is arranged at the end part of the filter screen.

Preferably, the cleaning mechanism comprises a ring sleeved on the side wall of the valve rod, two symmetrical baffle blocks are fixedly connected to the inner side wall of the valve body, the ring is inserted between the two baffle blocks, a plurality of fixing blocks are fixedly connected to the side wall of the ring, the cleaning blocks are connected to the bottoms of the fixing blocks through first moving mechanisms, and the rotation of the ring is driven through first driving mechanisms.

Preferably, the scraping mechanism comprises a rotating shaft rotatably connected to the end part of the filter screen, a plurality of scraping plates arranged in an array are fixedly connected to the side wall of the rotating shaft, and the rotation of the rotating shaft is driven by a second driving mechanism.

Preferably, the first moving mechanism comprises two symmetrically arranged sleeves fixedly connected to the bottoms of the fixing blocks, a loop bar is inserted in each sleeve, the lower end of each loop bar is fixed to the top of each cleaning block, a first spring is sleeved on each sleeve side wall, a plurality of stay ropes arranged in an array are fixedly connected to the side wall of each valve rod, a plurality of limiting rings arranged in an array are fixedly connected to the top of each ring, and the lower ends of the stay ropes penetrate through the limiting rings and are fixed to the top of each cleaning block.

Preferably, the first actuating mechanism is including seting up the annular spout on the valve rod lateral wall, sliding connection has the flitch on the annular spout, and the top fixedly connected with of flitch two symmetrical first T shape guide arms that set up, the ring cover is established at the lateral wall of first T shape guide arm, and the top fixedly connected with mounting panel of flitch, the lateral wall fixedly connected with of mounting panel a plurality of triangular pieces that the array set up, and the tip fixedly connected with dwang of filter screen.

Preferably, the second driving mechanism comprises a gear fixedly sleeved on the side wall of the rotating shaft, and the end part of the filter screen is connected with a rack through a second moving mechanism.

Preferably, the second moving mechanism comprises a guide ring fixedly connected to the end part of the filter screen, a moving plate is inserted into the guide ring, the upper end of the moving plate is fixed with the bottom of the rack, and a connecting mechanism is arranged between the moving plate and the pushing plate.

Preferably, the connecting mechanism comprises two symmetrically arranged round holes formed in the side wall of the movable plate, a rubber ring is fixedly inserted in the round holes, a second T-shaped guide rod is inserted in the rubber ring, one end of the second T-shaped guide rod is fixed with the side wall of the pushing plate, and a second spring is sleeved on the side wall of each second T-shaped guide rod.

Preferably, the reset mechanism comprises two symmetrically arranged third T-shaped guide rods inserted into the side wall of the impurity box, one end of each third T-shaped guide rod is fixed with the side wall of the extrusion plate, the other end of each third T-shaped guide rod is fixedly connected with a connecting plate, and the side wall of each third T-shaped guide rod is sleeved with a third spring.

Preferably, the pushing mechanism comprises a pushing block fixedly connected to the side wall of the connecting plate, the lower end of the moving plate penetrates through the bottom of the inlet and is fixedly connected with a connecting frame, and the side wall of the connecting frame is fixedly connected with a plurality of second triangular blocks arranged in an array.

Compared with the prior art, the utility model has the beneficial effects that:

This kind of novel electronic low loss formula choke valve through setting up clearance mechanism and scraping mechanism etc. when using, when the valve rod removes, can strike off the clearance to the closure face of disk seat, get rid of impurity and rust etc. guarantee its sealed effect, simultaneously, can strike off the clearance to the impurity on filter screen surface, guarantee its filterable effect to, be convenient for collect and handle filterable impurity, it is more convenient to use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a part of a cross-sectional structure of a throttle body and an impurity tank in the present utility model;

FIG. 3 is a schematic view of the cleaning mechanism according to the present utility model;

FIG. 4 is a schematic view of the position of the first driving mechanism according to the present utility model;

FIG. 5 is an enlarged schematic view of FIG. 2A;

FIG. 6 is an enlarged schematic view of the structure shown at B in FIG. 3;

FIG. 7 is an enlarged schematic view of FIG. 3C;

FIG. 8 is an enlarged schematic view of the structure of FIG. 4 at D;

fig. 9 is an enlarged schematic view of the structure at E in fig. 8.

1, A throttle valve body; 101, a valve body; 102, inlet, 103, outlet, 104, valve rod, 105, valve core, 106, valve seat, 107, electric actuator, 2, scraping mechanism, 201, spindle, 202, scraper, 3, second driving mechanism, 301, gear, 302, rack, 4, cleaning mechanism, 401, circular ring, 402, stopper, 403, fixed block, 404, cleaning block, 5, first moving mechanism, 501, sleeve, 502, sleeve, 503, first spring, 504, pull rope, 505, guide ring, 6, first driving mechanism, 601, pushing plate, 602, first T-shaped guide rod, 603, pushing rod, 604, mounting plate, 605, first triangular block, 606, annular chute, 7, second moving mechanism, 701, guide ring, 702, moving plate, 8, connecting mechanism, 801, circular hole, 802, rubber ring, second T-shaped guide rod, 804, second spring, 9, reset mechanism, 901, third T-shaped guide rod, 902, third spring, 903, connecting plate, 10, pushing mechanism, 1001, push block, 1003, 603, pushing plate, 604, mounting plate, 605, sealing plate, 11, drain pipe, 803, sealing plate, 17, sealing plate, and sealing plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-9, the utility model provides a technical scheme, the novel electric low-dissipation type throttle valve comprises a valve body 101, an inlet 102, an outlet 103, a valve rod 104, a valve core 105, a valve seat 106 and an electric actuator 107 which are arranged on a throttle valve body 1, wherein a filter screen 11 is fixedly inserted into the inlet 102, a collecting pipe 12 is fixedly connected to the bottom of the inlet 102, an impurity box 13 is fixedly connected to the lower end of the collecting pipe 12, a cover plate 14 is rotatably connected to the side wall of the impurity box 13, a pressing plate 15 is connected to the impurity box 13 through a reset mechanism 9, a sealing plate 16 is fixedly connected to the top of the pressing plate 15, a drain pipe 17 is fixedly connected between the pressing plate 15 and the sealing plate 16, a one-way valve is arranged in the drain pipe 17, the conduction direction of the one-way valve is pushed by a pushing mechanism 10, a cleaning mechanism 4 for cleaning the sealing face of the valve seat 106 is arranged on the side wall of the valve rod 104, a scraping mechanism 2 for scraping impurities on the surface of the filter screen is arranged at the end of the collecting pipe 11, when the filter screen 104 is used, the sealing effect of the sealing plate 106 can be conveniently cleaned by the sealing plate 106, the sealing effect of the filter screen can be ensured, the impurities can be removed, and the surface can be conveniently cleaned by the sealing effect of the valve seat 106, and the filter can be more conveniently cleaned.

Referring to fig. 6, the cleaning mechanism 4 includes a ring 401 sleeved on the side wall of the valve rod 104, and the inner side wall of the valve body 101 is fixedly connected with two symmetrically arranged stoppers 402, the ring 401 is inserted between the two stoppers 402, the side wall of the ring 401 is fixedly connected with a plurality of fixing blocks 403 arranged in an array, the bottom of each fixing block 403 is connected with a cleaning block 404 through a first moving mechanism 5, and the rotation of the ring 401 is driven by a first driving mechanism 6, when the valve rod 104 moves upwards or downwards, the ring 401 is driven by the first driving mechanism 6 to reciprocate, and the rotation of the ring 401 drives the cleaning blocks 404 to reciprocate through the fixing blocks 403 and the first moving mechanism 5, so that the closing surface of the valve seat 106 can be scraped and cleaned, impurities, rust and the like are removed, and the sealing effect is ensured.

Referring to fig. 7 and 8, the scraping mechanism 2 includes a rotating shaft 201 rotatably connected to an end portion of the filter screen 11, a plurality of scraping plates 202 arranged in an array are fixedly connected to a side wall of the rotating shaft 201, and the rotating shaft 201 is driven by the second driving mechanism 3, when the valve rod 104 moves downwards, the rotating shaft 201 is driven by the second driving mechanism 3 to rotate, and then the scraping plates 202 are driven to reciprocate, so that impurities on the surface of the filter screen 11 can be scraped and cleaned, the filtering effect of the impurities is ensured, meanwhile, the normal passing of liquid is ensured, and the scraped impurities fall into the cover plate 14 through the collecting pipe 12 under the action of gravity to be collected.

Referring to fig. 6, the first moving mechanism 5 includes two symmetrically disposed sleeves 501 fixedly connected to the bottom of each fixed block 403, a sleeve rod 502 is inserted into each sleeve 501, the lower end of the sleeve rod 502 is fixed to the top of the cleaning block 404, a first spring 503 is sleeved on the side wall of each sleeve 501, a plurality of pull ropes 504 arranged in array are fixedly connected to the side wall of the valve rod 104, a plurality of limit rings 505 arranged in array are fixedly connected to the top of the ring 401, the lower end of each pull rope 504 penetrates through each limit ring 505 and is fixed to the top of the cleaning block 404, and when the valve rod 104 moves downwards, when the valve core 105 is about to approach the cleaning block 404, the cleaning block 404 can be pulled upwards through the pull ropes 504 and is retracted from the valve seat 106, and meanwhile, the first spring 503 is compressed, so that the valve core 105 can be normally sealed with the valve seat 106.

Referring to fig. 6, 8 and 9, the first driving mechanism 6 includes an annular chute 606 formed on a side wall of the valve rod 104, a push plate 601 is slidably connected to the annular chute 606, two symmetrically disposed first T-shaped guide rods 602 are fixedly connected to the top of the push plate 601, the ring 401 is sleeved on the side wall of the first T-shaped guide rods 602, a mounting plate 604 is fixedly connected to the top of the push plate 601, a plurality of first triangular blocks 605 arranged in an array are fixedly connected to the side wall of the mounting plate 604, and a push rod 603 is fixedly connected to the end of the filter screen 11, when the valve rod 104 moves upwards or downwards, the valve core 105 is driven to move downwards synchronously, meanwhile, the push plate 601 is driven to move, the mounting plate 604 and the first triangular blocks 605 are driven to move synchronously, when the first triangular blocks 605 are propped against the push rod 603, the push plate 601 can be pushed to rotate along the annular chute 606, when the first triangular blocks 605 cross the push rod 603, the push plate 601 can rotate under the action of the connecting mechanism 8 to reset, and thus reciprocate, and the push plate 601 can reciprocate and rotate reciprocally through the first triangular blocks 602.

Referring to fig. 8 and 9, the second driving mechanism 3 includes a gear 301 fixedly sleeved on a side wall of the rotating shaft 201, and an end portion of the filter screen 11 is connected with a rack 302 through a second moving mechanism 7, when the pushing plate 601 moves up and down, the rack 302 is driven to move synchronously through the second moving mechanism 7, and the gear 301 and the rotating shaft 201 are pushed to rotate reciprocally, so as to drive the scraper 202 to rotate reciprocally.

Referring to fig. 9, the second moving mechanism 7 includes a guide ring 701 fixedly connected to an end of the filter screen 11, a moving plate 702 is inserted into the guide ring 701, an upper end of the moving plate 702 is fixed to a bottom of the rack 302, and a connecting mechanism 8 is disposed between the moving plate 702 and the pushing plate 601, when the pushing plate 601 moves up and down, the moving plate 702 can be driven to reciprocate up and down through the connecting mechanism 8, and when the moving plate 702 moves up and down, the rack 302 is driven to move synchronously.

Referring to fig. 9, the connection mechanism 8 includes two symmetrically disposed circular holes 801 formed on the side wall of the moving plate 702, a rubber ring 802 is fixedly inserted into the circular holes 801, a second T-shaped guide rod 803 is inserted into the rubber ring 802, one end of the second T-shaped guide rod 803 is fixed to the side wall of the pushing plate 601, and the side wall of each second T-shaped guide rod 803 is sleeved with a second spring 804, when the first triangular block 605 abuts against the pushing rod 603, the pushing plate 601 can be pushed to rotate along the annular chute 606, meanwhile, the rubber ring 802 is deformed, the second springs 804 are compressed, and when the first triangular block 605 passes over the pushing rod 603, the pushing plate 601 can rotate under the action of the rubber ring 802 and the second springs 804 to reset, and thus the pushing plate 601 can be reciprocally rotated.

Referring to fig. 5, the reset mechanism 9 includes two symmetrically arranged third T-shaped guide rods 901 inserted into the side walls of the impurity box 13, one end of each third T-shaped guide rod 901 is fixed to the side wall of the extrusion plate 15, the other end of each third T-shaped guide rod 901 is fixedly connected with a connecting plate 903, and a third spring 902 is sleeved on the side wall of each third T-shaped guide rod 901 to guide and reset the movement of the extrusion plate 15.

Referring to fig. 5, the pushing mechanism 10 includes a pushing block 1001 fixedly connected to a side wall of the connecting plate 903, and a lower end of the moving plate 702 penetrates through a bottom of the inlet 102 and is fixedly connected with a connecting frame 1002, a plurality of second triangular blocks 1003 arranged in an array are fixedly connected to a side wall of the connecting frame 1002, when the moving plate 702 reciprocates up and down, the second triangular blocks 1003 are driven to reciprocate up and down by the connecting frame 1002, when the second triangular blocks 1003 abut against the side wall of the pushing block 1001, the extruding plate 15 is pushed to move in a direction close to the cover plate 14, meanwhile, the connecting plate 903 is compressed, and when the second triangular blocks 1003 pass over the pushing block 1001, the extruding plate 15 can move and reset under the action of the connecting plate 903, so that the impurities collected in the impurity box 13 can be extruded.

When the valve rod 104 moves upwards or downwards, the valve core 105 is driven to synchronously move downwards, meanwhile, the pushing plate 601 is driven to move, the pushing plate 601 moves to drive the mounting plate 604 and the first triangular block 605 to synchronously move, when the first triangular block 605 is propped against the pushing rod 603, the pushing plate 601 can be pushed to rotate along the annular chute 606, meanwhile, the rubber ring 802 is deformed, the second spring 804 is compressed, when the first triangular block 605 passes over the pushing rod 603, the pushing plate 601 can rotate and reset under the action of the rubber ring 802 and the second spring 804, so that the pushing plate 601 can reciprocate, and the first T-shaped guide rod 602 drives the circular ring 401 to reciprocate, the rotation of the circular ring 401 drives the cleaning block 404 to reciprocate through the fixed block 403 and the first moving mechanism 5, so that the closed surface of the valve seat 106 can be cleaned, impurities, rust and the like can be removed, and the sealing effect of the valve seat 106 can be ensured;

When the valve rod 104 moves downwards, when the valve core 105 is about to approach the cleaning block 404, the cleaning block 404 can be pulled upwards by the pull rope 504 and is withdrawn from the valve seat 106, and meanwhile, the first spring 503 is compressed, so that the valve core 105 can be normally sealed with the valve seat 106;

In addition, the filter screen 11 is arranged in the inlet 102, so that larger impurities in the liquid can be filtered, impact on the valve core 105 and the valve seat 106 is avoided, the sealing effect and the service life of the filter screen are ensured, when the pushing plate 601 moves up and down, the moving plate 702 can be driven to reciprocate up and down through the connecting mechanism 8, when the moving plate 702 moves up and down, the rack 302 is driven to synchronously move, the pushing gear 301 and the rotating shaft 201 are driven to reciprocate, and the scraping plate 202 is driven to reciprocate, so that impurities on the surface of the filter screen 11 can be scraped and cleaned, the filtering effect of the filter screen is ensured, and meanwhile, the normal passing of the liquid is ensured;

The scraped impurities fall into the cover plate 14 through the collecting pipe 12 under the action of gravity to be collected, and when the moving plate 702 moves up and down in a reciprocating manner, the connecting frame 1002 drives the second triangular block 1003 to move up and down in a reciprocating manner, when the second triangular block 1003 abuts against the side wall of the pushing block 1001, the extruding plate 15 is pushed to move towards the direction close to the cover plate 14, meanwhile, the connecting plate 903 is compressed, when the second triangular block 1003 passes over the pushing block 1001, the extruding plate 15 can move and reset under the action of the connecting plate 903, so that the reciprocating manner can be used for extruding the impurities collected in the impurity box 13, meanwhile, the sealing plate 16 seals the bottom of the collecting pipe 12 in a blocking manner, at the moment, residual liquid in the impurities can enter the collecting pipe 12 through the drain pipe 17, so that the extruding effect is ensured, and the subsequent treatment is facilitated;

When the impurity in the impurity box 13 needs to be handled, promote the connecting plate 903 for stripper plate 15 removes to the direction that is close to apron 14, makes shrouding 16 carry out the shutoff to the bottom of collecting pipe 12 and seals, simultaneously, can extrude the impurity in the impurity box 13 once more, and extrude the remaining liquid in the impurity into collecting pipe 12 through drain pipe 17 in, then, with apron 14 open and take out after the extrusion impurity handle can, make the collection and the processing to the impurity more convenient and fast.

Claims (10)

1. The novel electric low-dissipation type throttle valve comprises a valve body (101), an inlet (102), an outlet (103), a valve rod (104), a valve core (105), a valve seat (106) and an electric actuator (107) which are arranged on a throttle valve body (1), and is characterized in that a filter screen (11) is fixedly inserted in the inlet (102), a collecting pipe (12) is fixedly connected to the bottom of the inlet (102), an impurity box (13) is fixedly connected to the lower end of the collecting pipe (12), a cover plate (14) is rotatably connected to the side wall of the impurity box (13), a pressing plate (15) is connected to the impurity box (13) through a reset mechanism (9), a sealing plate (16) is fixedly connected to the top of the pressing plate (15), a drain pipe (17) is fixedly connected between the pressing plate (15) and the sealing plate (16), a one-way valve is arranged in the drain pipe (17), the movement of the pressing plate (15) is pushed through a pushing mechanism (10), a cleaning mechanism (4) for cleaning a closing surface of the valve seat (106) is arranged on the side wall of the valve rod (104), and the end of the pressing plate (15) is provided with a cleaning mechanism (11) for cleaning impurities on the surface of the filter screen.

2. The novel electric low-dissipation type throttle valve is characterized in that the cleaning mechanism (4) comprises a circular ring (401) sleeved on the side wall of the valve rod (104), two symmetrically arranged stop blocks (402) are fixedly connected to the inner side wall of the valve body (101), the circular ring (401) is inserted between the two stop blocks (402), a plurality of array-arranged fixed blocks (403) are fixedly connected to the side wall of the circular ring (401), cleaning blocks (404) are connected to the bottom of each fixed block (403) through a first moving mechanism (5), and rotation of the circular ring (401) is driven through a first driving mechanism (6).

3. The novel electric low-dissipation type throttle valve is characterized in that the scraping mechanism (2) comprises a rotating shaft (201) rotatably connected to the end part of the filter screen (11), a plurality of scrapers (202) arranged in an array are fixedly connected to the side wall of the rotating shaft (201), and rotation of the rotating shaft (201) is driven by a second driving mechanism (3).

4. The novel electric low-dissipation throttle valve according to claim 3, wherein the first moving mechanism (5) comprises two symmetrically arranged sleeves (501) fixedly connected to the bottoms of the fixed blocks (403), a sleeve rod (502) is inserted into each sleeve (501), the lower end of each sleeve rod (502) is fixed to the top of the cleaning block (404), a first spring (503) is sleeved on the side wall of each sleeve (501), a plurality of array-arranged pull ropes (504) are fixedly connected to the side wall of the valve rod (104), a plurality of array-arranged limiting rings (505) are fixedly connected to the top of the circular ring (401), and the lower ends of the pull ropes (504) penetrate through the limiting rings (505) and are fixed to the top of the cleaning block (404).

5. The novel electric low-dissipation type throttle valve according to claim 4, wherein the first driving mechanism (6) comprises an annular chute (606) formed in the side wall of the valve rod (104), a pushing plate (601) is connected to the annular chute (606) in a sliding mode, two symmetrically-arranged first T-shaped guide rods (602) are fixedly connected to the top of the pushing plate (601), the side wall of the first T-shaped guide rods (602) is sleeved with the circular ring (401), the top of the pushing plate (601) is fixedly connected with a mounting plate (604), a plurality of first triangular blocks (605) are fixedly connected to the side wall of the mounting plate (604), and pushing rods (603) are fixedly connected to the end portions of the filter screens (11).

6. The novel electric low-dissipation type throttle valve is characterized in that the second driving mechanism (3) comprises a gear (301) fixedly sleeved on the side wall of the rotating shaft (201), and the end part of the filter screen (11) is connected with a rack (302) through the second moving mechanism (7).

7. The novel electric low-dissipation type throttle valve is characterized in that the second moving mechanism (7) comprises a guide ring (701) fixedly connected to the end part of the filter screen (11), a moving plate (702) is inserted into the guide ring (701), the upper end of the moving plate (702) is fixed with the bottom of the rack (302), and a connecting mechanism (8) is arranged between the moving plate (702) and the pushing plate (601).

8. The novel electric low-dissipation type throttle valve is characterized in that the connecting mechanism (8) comprises two symmetrically arranged round holes (801) formed in the side wall of the moving plate (702), rubber rings (802) are fixedly inserted into the round holes (801), second T-shaped guide rods (803) are inserted into the rubber rings (802), one ends of the second T-shaped guide rods (803) are fixed with the side wall of the pushing plate (601), and second springs (804) are sleeved on the side walls of the second T-shaped guide rods (803).

9. The novel electric low-dissipation type throttle valve is characterized in that the reset mechanism (9) comprises two symmetrically arranged third T-shaped guide rods (901) inserted into the side wall of the impurity box (13), one end of each third T-shaped guide rod (901) is fixed with the side wall of the extrusion plate (15), the other end of each third T-shaped guide rod (901) is fixedly connected with a connecting plate (903), and the side wall of each third T-shaped guide rod (901) is sleeved with a third spring (902).

10. The novel electric low-dissipation type throttle valve is characterized in that the pushing mechanism (10) comprises a pushing block (1001) fixedly connected to the side wall of the connecting plate (903), the lower end of the moving plate (702) penetrates through the bottom of the inlet (102) and is fixedly connected with a connecting frame (1002), and the side wall of the connecting frame (1002) is fixedly connected with a plurality of second triangular blocks (1003) arranged in an array.