CN217355613U

CN217355613U - Novel waste discharge pressure protection valve

Info

Publication number: CN217355613U
Application number: CN202221387970.8U
Authority: CN
Inventors: 张春玲
Original assignee: Anhui Bogwell Electric Co ltd
Current assignee: Anhui Bogwell Electric Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-09-02
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a novel waste discharge pressure protection valve, including the valve base, the both sides of valve base run through and are equipped with the wind gap, bilateral symmetry between two wind gaps is equipped with one end fixed connection valve base's support column I, support column I's other end fixedly connected with mount pad, the top middle part fixedly connected with of mount pad drives actuating cylinder, the drive end that drives actuating cylinder slides and passes the mount pad back fixedly connected with connecting plate, the connecting plate is kept away from a terminal surface fixedly connected with activity shrouding that drives actuating cylinder, the both ends middle part fixedly connected with guide holder respectively of activity shrouding, sliding sleeve is equipped with the guide bar in the guide holder, the one end fixed connection valve base of guide bar, the spacing seat of other end fixedly connected with, the both sides of spacing seat are fixedly connected with guide column's one end respectively, guide column's other end fixed connection valve base's both sides.

Description

Novel waste discharge pressure protection valve

Technical Field

The utility model relates to a pressure protection valve technical field specifically is a novel waste discharge pressure protection valve.

Background

With the rapid development of trains in recent years, high-speed trains are produced. The increase in the speed of the vehicle also places correspondingly higher demands on the comfort and safety of the vehicle. Due to the improvement of the speed, the pressure change when the train meets or enters or exits the tunnel is caused, and under the condition that the air tightness of a train body, a door and a window is ensured, the external air pressure fluctuation caused when the train enters or exits the tunnel or meets is mainly transmitted into the train through a ventilation system, so that the tinnitus of passengers is caused. Therefore, when the vehicle speed is higher than 160km/h, the pressure protection valve is required to solve the problem of pressure fluctuation in the vehicle, and the influence of pressure waves is reduced, so that the comfort level of passengers is ensured.

The pressure wave protection valve can be controlled by the pressure wave controller, and is closed when the pressure difference between the inside and the outside of the train meets the triggering condition, so that the air flow inside and outside the train is isolated, and the pressure fluctuation of the air inside the train is restrained. Pressure wave protection valve generally adopts solid steel frame construction as bearing structure, and the weight of this kind of structure is great to need avoid solid metal block installation when installing other subassemblies, not only can cause its self inertia great, produce great vibration easily, thereby lead to the component to damage, we propose a novel waste discharge pressure protection valve for this and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel waste discharge pressure protection valve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel waste discharge pressure protection valve comprises a valve base, wherein air ports are arranged on two sides of the valve base in a penetrating manner, supporting columns I with one ends fixedly connected with the valve base are symmetrically arranged on two sides between the two air ports, the other end of the supporting column I is fixedly connected with a mounting seat, the middle part of the top end of the mounting seat is fixedly connected with a driving cylinder, the driving end of the driving cylinder penetrates through the mounting seat in a sliding manner and is fixedly connected with a connecting plate, one end face of the connecting plate far away from the driving cylinder is fixedly connected with a movable sealing plate, the middle parts of the two ends of the movable sealing plate are respectively and fixedly connected with a guide seat, a guide rod is sleeved in the guide seats in a sliding way, one end of the guide rod is fixedly connected with the valve base, the other end of the guide rod is fixedly connected with a limiting seat, two sides of the limiting seat are respectively and fixedly connected with one end of a guide upright post, and the other end of the guide upright post is fixedly connected with two sides of the valve base;

one the both sides in wind gap are the symmetry respectively and are equipped with support column II, support column II's bottom fixed connection valve base, support column II's top fixedly connected with supporting seat, the top fixedly connected with solenoid valve of supporting seat.

Preferably, the edge of one side of the air port close to the movable sealing plate is fixedly connected with a sealing rubber strip.

Preferably, four corners of the movable sealing plate are respectively provided with a through hole in a penetrating manner, the guide upright posts are sleeved in the through holes in a sliding manner, and the middle parts of two ends of the movable sealing plate are respectively provided with a sliding hole in a penetrating manner.

Preferably, the guide holder passes through the bolt-up and installs in the both ends middle part of activity shrouding, the middle part fixedly connected with guide cylinder of guide holder, the inner wall of the bottom fixed connection slide opening of guide cylinder, slide sleeve establishes the guide bar in the guide cylinder.

Preferably, the diameter of the guide rod is equal to the inner diameter of the guide cylinder.

Preferably, the electromagnetic valve is connected with the driving cylinder through a line and an air pipe and is used for controlling the work of the driving cylinder.

Preferably, the movable sealing plate is driven by the driving cylinder to slide downwards to the lowest point, and the air port is completely covered.

Compared with the prior art, the beneficial effects of the utility model are that: the connecting plate and the movable sealing plate are driven to move downwards by the driving cylinder, the movable sealing plate covers and seals the air port, and sealing rubber strips fixedly connected with the edge of the air port are matched to further ensure the sealing property; the sliding fit of guide post and guide holder, fixed mounting's guide cylinder cooperation guide bar carries on spacingly to the activity shrouding on the guide holder simultaneously, avoids the activity shrouding to produce great end potential difference, reduces the shake range of activity shrouding displacement in-process, and stability when having strengthened the displacement of activity shrouding cooperates the direction stand of establishing in the four corner sleeves of activity shrouding simultaneously, strengthens the direction effect when the displacement of activity shrouding.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a bottom structure diagram of the present invention;

fig. 3 is a front view of the present invention;

fig. 4 is a side view of the present invention.

In the figure: the device comprises a valve base 1, a sealing rubber strip 101, an air opening 102, a movable sealing plate 2, a through hole 21, a sliding hole 22, a connecting plate 3, a supporting column I4, a mounting seat 5, a driving cylinder 6, a guide upright post 7, a limiting seat 8, a supporting column II9, a supporting seat 10, an electromagnetic valve 11, a guide rod 12, a guide seat 13 and a guide cylinder 131.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 and 2, for a first embodiment of the present invention, this embodiment provides a novel waste discharge pressure protection valve, which comprises a valve base 1, wherein two sides of the valve base 1 are provided with air ports 102, two sides between the two air ports 102 are symmetrically provided with a support pillar I4 having one end fixedly connected to the valve base 1, the other end of the support pillar I4 is fixedly connected to a mounting base 5, the middle of the top end of the mounting base 5 is fixedly connected to a driving cylinder 6, the driving end of the driving cylinder 6 slides through the mounting base 5 and is fixedly connected to a connecting plate 3, one end face of the connecting plate 3 away from the driving cylinder 6 is fixedly connected to a movable closing plate 2, the middle parts of two ends of the movable closing plate 2 are respectively fixedly connected to a guide base 13, a guide rod 12 is slidably sleeved in the guide base 13, one end of the guide rod 12 is fixedly connected to the valve base 1, the other end is fixedly connected to a limiting base 8, two sides of the limiting base 8 are respectively fixedly connected to one end of a guide upright post 7, the other end of the guide upright post 7 is fixedly connected with two sides of the valve base 1;

two sides of one tuyere 102 are symmetrically provided with a support column II9 respectively, the bottom end of the support column II9 is fixedly connected with the valve base 1, the top end of the support column II9 is fixedly connected with a support seat 10, and the top of the support seat 10 is fixedly connected with an electromagnetic valve 11. Firstly, a valve base 1 is fixedly installed at an air inlet and an air outlet of a train air conditioner, after an electromagnetic valve 11 receives an electric signal for opening an air inlet 102, a driving cylinder 6 is controlled to work, the driving cylinder 6 retracts to drive the driving end, and then a fixedly connected connecting plate 3 moves upwards, the connecting plate 3 moves upwards to drive a fixedly connected movable sealing plate 2 to move upwards, the movable sealing plate 2 is in the displacement process, guide upright posts 7 and guide rods 12 which are sleeved on two sides in a sliding mode guide the displacement of the movable sealing plate 2, the movable sealing plate 2 is prevented from generating a large end difference, the shaking amplitude in the displacement process of the movable sealing plate 2 is reduced, the stability of the movable sealing plate 2 in the displacement process is enhanced, and the air inlet 102 is exposed after the movable sealing plate 2 moves upwards; after the electromagnetic valve 11 receives an electric signal for closing the air port 102, the driving cylinder 6 is controlled to work, the driving cylinder 6 extends out of the driving end, the connecting plate 3 in fixed connection is driven to move downwards, the connecting plate 3 moves downwards to drive the movable sealing plate 2 in fixed connection to move downwards, the movable sealing plate 2 moves downwards to the lowest point to completely cover the air port 102, and then the air port 102 is sealed.

Example 2

Referring to fig. 1-4, for the utility model discloses the second embodiment, this embodiment is based on last embodiment, and is concrete, and wind gap 102 is close to one side edge fixedly connected with joint strip 101 of activity shrouding 2, and joint strip 101's setting has improved the holistic leakproofness of activity shrouding 2 when hiding wind gap 102, has strengthened sealed effect.

Specifically, the four corners of activity shrouding 2 are run through respectively and are equipped with through-hole 21, and equal slip cap establishes guide post 7 in the through-hole 21, and guide post 7 cooperates the through-hole 21 of four corners setting, carries out the displacement direction to activity shrouding 2, strengthens the direction effect of 2 displacements of activity shrouding, guarantees the steadiness of 2 linear displacement of activity shrouding.

Specifically, the sliding holes 22 are respectively arranged in the middle of the two ends of the movable sealing plate 2 in a penetrating manner, the guide bases 13 are fixedly mounted in the middle of the two ends of the movable sealing plate 2 through bolts, the middle parts of the guide bases 13 are fixedly connected with guide cylinders 131, the bottom ends of the guide cylinders 131 are fixedly connected with the inner walls of the sliding holes 22, and the guide rods 12 are slidably sleeved in the guide cylinders 131. The guide rod 12 has a diameter equal to the inner diameter of the guide cylinder 131. Guide cylinder 131 cooperation guide bar 12 carries out the direction support to activity shrouding 2, and the diameter of guide bar 12 is equal with the internal diameter of guide cylinder 131 simultaneously, and then guarantees that activity shrouding 2 and guide bar 12 sliding connection's when linear displacement compactness type, avoids activity shrouding 2 to produce great end potential difference, reduces the shake range of 2 displacement in-process of activity shrouding, has strengthened the stability when 2 displacements of activity shrouding.

Specifically, the solenoid valve 11 is connected with the driving cylinder 6 through the circuit and trachea for the work of control driving cylinder 6, the solenoid valve 11 is through the signal of telecommunication of receiving the controller, to driving cylinder 6 control of stretching out and drawing back, and then realizes opening and shutting of wind gap 102.

Specifically, the movable sealing plate 2 is driven by the driving cylinder 6 to slide downwards to the lowest point so as to completely cover the air port 102, and the movable sealing plate 2 is matched with the sealing rubber strip 101 fixedly connected with the edge of the air port 102 to ensure the sealing performance of the covering.

Example 3

Referring to fig. 1-4, a third embodiment of the present invention is based on the above two embodiments, when in use, the valve base 1 is first fixedly installed at the air inlet and air outlet of the train air conditioner, after the electromagnetic valve 11 receives an electric signal for opening the air inlet 102, the driving cylinder 6 is controlled to operate, the driving cylinder 6 retracts to drive the end, and further the fixedly connected connecting plate 3 is driven to move upwards, the connecting plate 3 moves upwards to drive the fixedly connected movable closing plate 2 to move upwards, after the movable closing plate 2 moves upwards, the air inlet 102 is exposed, during the moving process of the movable closing plate 2, the through holes 21 formed at four corners are matched with the guiding columns 7, so as to enhance the guiding effect when the movable closing plate 2 moves, the guiding seats 13 fixedly connected at the middle parts of the two ends of the movable closing plate 2 are slidably connected with the movable closing plate 2, the guiding seats 13 are fixedly connected with the guiding cylinders 131, because the inner diameter of the guiding cylinders 131 is equal to the diameter of the guiding rods 12, the guide cylinder 131 further cooperates with the guide rod 12 slidably sleeved, so that the movable sealing plate 2 is guided, a large end difference of the movable sealing plate 2 is avoided, the shaking amplitude of the movable sealing plate 2 in the displacement process is reduced, and the stability of the movable sealing plate 2 in the displacement process is enhanced; after the electromagnetic valve 11 receives an electric signal for closing the air port 102, the driving cylinder 6 is controlled to work, the driving cylinder 6 extends out of the driving end, the connecting plate 3 in fixed connection is driven to move downwards, the connecting plate 3 moves downwards to drive the movable sealing plate 2 in fixed connection to move downwards, the movable sealing plate 2 moves downwards to the lowest point to completely cover the air port 102, and meanwhile, the sealing rubber strip 101 fixedly connected with the edge of the air port 102 is matched to ensure the sealing performance of the covering.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel waste discharge pressure protection valve, includes valve base (1), its characterized in that: the two sides of the valve base (1) are provided with air ports (102) in a penetrating manner, two sides between the two air ports (102) are symmetrically provided with support columns I (4) with one ends fixedly connected with the valve base (1), the other ends of the support columns I (4) are fixedly connected with a mounting seat (5), the middle part of the top end of the mounting seat (5) is fixedly connected with a driving air cylinder (6), the driving end of the driving air cylinder (6) penetrates through the mounting seat (5) in a sliding manner and is fixedly connected with a connecting plate (3), one end face, far away from the driving air cylinder (6), of the connecting plate (3) is fixedly connected with a movable sealing plate (2), the middle parts of the two ends of the movable sealing plate (2) are respectively and fixedly connected with a guide seat (13), a guide rod (12) is sleeved in the guide seat (13), one end of the guide rod (12) is fixedly connected with the valve base (1), and the other end of the guide rod is fixedly connected with a limiting seat (8), two sides of the limiting seat (8) are respectively and fixedly connected with one end of a guide upright post (7), and the other end of the guide upright post (7) is fixedly connected with two sides of the valve base (1);

one the both sides of wind gap (102) are the symmetry respectively and are equipped with support column II (9), the bottom fixed connection valve base (1) of support column II (9), the top fixedly connected with supporting seat (10) of support column II (9), the top fixedly connected with solenoid valve (11) of supporting seat (10).

2. The novel waste discharge pressure protection valve as set forth in claim 1, wherein: and a sealing rubber strip (101) is fixedly connected to the edge of one side of the tuyere (102) close to the movable sealing plate (2).

3. The novel waste discharge pressure protection valve as set forth in claim 1, wherein: four corners of the movable sealing plate (2) are respectively provided with a through hole (21) in a penetrating mode, the guide upright posts (7) are sleeved in the through holes (21) in a sliding mode, and the middle portions of two ends of the movable sealing plate (2) are respectively provided with a sliding hole (22) in a penetrating mode.

4. The novel waste discharge pressure protection valve as set forth in claim 3, wherein: guide holder (13) pass through the bolt-up and install in the both ends middle part of activity shrouding (2), the middle part fixedly connected with guide cylinder (131) of guide holder (13), the inner wall of bottom fixed connection slide opening (22) of guide cylinder (131), guide bar (12) are established to sliding sleeve in guide cylinder (131).

5. The novel waste discharge pressure protection valve as set forth in claim 4, wherein: the diameter of the guide rod (12) is equal to the inner diameter of the guide cylinder (131).

6. The novel waste discharge pressure protecting valve as claimed in claim 1, wherein: the electromagnetic valve (11) is connected with the driving cylinder (6) through a line and an air pipe and is used for controlling the driving cylinder (6) to work.

7. The novel waste discharge pressure protection valve as set forth in claim 1, wherein: the movable sealing plate (2) is driven by the driving cylinder (6) to slide downwards to the lowest point, and the air port (102) is completely covered.