CN217177466U

CN217177466U - Novel protective gate valve

Info

Publication number: CN217177466U
Application number: CN202123450535.3U
Authority: CN
Inventors: 袁桂林
Original assignee: Chengdu Civil Air Defense Architectural Design And Research Institute Co ltd
Current assignee: Chengdu Civil Air Defense Architectural Design And Research Institute Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-12
Anticipated expiration: 2031-12-31

Abstract

The application relates to a novel protection gate valve belongs to the field of valve technology. It includes valve body and valve gap, the setting can be dismantled on the valve body to the valve gap, the slide has been seted up in the valve body, it has the valve plate just to be located slide slidable mounting on the valve body, first holding tank has been seted up to the side that just is located the slide on the valve body, the position relative with first holding tank is provided with first slider on the valve plate, first slider slides and first holding tank sliding fit, still be provided with actuating mechanism on the valve body, actuating mechanism is connected with first slider and is used for driving first slider and removes along the length direction of first holding tank. This application has the effect of improving the inconvenient problem of operation protection gate valve opening and close.

Description

Novel protective gate valve

Technical Field

The application relates to the field of valve technology, especially, relate to a novel protection gate valve.

Background

The civil air defense engineering is an underground building which is built for protecting the supply of supplies in wartime and smoothly rescuing in medical treatment, and has important significance although the utilization rate of the civil air defense engineering in the modern society is very low.

The civil air defense engineering is built according to relevant regulations, when a water pipe enters a civil air defense engineering protection area, a protection gate valve is required to be installed on the water pipe, the protection gate valve only can adopt a stainless steel or copper core, the valve body axis is required to be perpendicular to the plate surface, and the distance between the valve end and the plate surface is not more than 200 mm.

To the correlation technique among the above-mentioned, the inventor thinks that the protection gate valve all need follow screw rod twist grip when opening and close, and the installation space that the protection gate valve needs is big, and will satisfy the valve end and be not more than 200mm apart from the face, is not convenient for operate the protection gate valve and opens and close.

SUMMERY OF THE UTILITY MODEL

In order to improve the inconvenient problem of operation protection gate valve opening and close, this application provides a novel protection gate valve.

The application provides a pair of novel protection gate valve adopts following technical scheme:

the utility model provides a novel protective gate valve, includes valve body and valve gap, the setting can be dismantled on the valve body to the valve gap, the slide has been seted up in the valve body, on the valve body and lie in the slide slidable mounting have a valve plate, first holding tank has been seted up to the side that just lies in the slide on the valve body, the position relative with first holding tank on the valve plate is provided with first slider, first slider slides and first holding tank sliding fit, still be provided with actuating mechanism on the valve body, actuating mechanism is connected with first slider and is used for driving first slider and removes along the length direction of first holding tank.

Through taking above-mentioned technical scheme, when opening and close the gate valve, actuating mechanism drives first slider and moves along the length direction of first holding tank, and then the drive flashboard moves on vertical direction to open and close the gate valve, because the gate valve of this application is last not to have the handle, the required space of installation is little, improves the inconvenient problem of opening and close of operation protection gate valve.

Optionally, the driving mechanism includes a first lead screw and a driving assembly, the first lead screw is rotatably disposed on the valve body and located in the first accommodating groove, the first lead screw penetrates through the first slider, and the driving assembly is connected with the first lead screw and is used for driving the first lead screw to rotate.

Through adopting above-mentioned technical scheme, the first lead screw of drive assembly drive rotates to the first slider of drive removes along the length direction of first holding tank, reaches the effect that the drive valve plate of being convenient for removed.

Optionally, the driving assembly includes a driving motor, a first bevel gear and a second bevel gear, the driving motor is disposed on the valve cover, an output shaft of the driving motor passes through the valve cover and extends into the valve body, the first bevel gear is coaxially disposed on the output shaft of the driving motor, the second bevel gear is coaxially disposed on the first lead screw, and the first bevel gear is meshed with the second bevel gear.

Through adopting above-mentioned technical scheme, driving motor starts, and driving motor's output shaft drives first bevel gear and rotates to drive the second bevel gear who meshes with it and rotate, and then reach and be convenient for drive first lead screw and carry out pivoted effect.

Optionally, a second holding tank is arranged on one side, opposite to the first holding tank, of the valve body, a second slider is also arranged on the valve plate and located in the second holding tank, a second lead screw is arranged on the valve body and located in the second holding tank in a rotating mode, the second slider is arranged in a penetrating mode through a second lead screw thread, a connecting assembly is arranged between the first lead screw and the second lead screw, and the first lead screw rotates through the second lead screw driven by the connecting assembly.

Through adopting above-mentioned technical scheme, the second lead screw rotates with first lead screw under coupling assembling's effect in step, and the both sides of drive valve plate move in step, avoid the valve plate card to die in the slide to a certain extent.

Optionally, the connecting assembly comprises a first gear, a second gear and a chain, the first gear is coaxially arranged on the first lead screw, the second gear is coaxially arranged on the second lead screw, and the chain is wound between the first gear and the second gear.

Through adopting above-mentioned technical scheme, the rotation of first lead screw drives first gear and rotates to drive the second gear through the chain and rotate, and then reach the effect that is convenient for drive second lead screw and carries out the pivoted.

Optionally, a sealing ring is arranged between the valve cover and the valve body.

Through adopting above-mentioned technical scheme, the leakproofness between valve body and the valve gap has been strengthened to the sealing washer.

Optionally, a sealing bearing is arranged on the valve cover, and an output shaft of the driving motor is rotatably connected with the valve cover through the sealing bearing.

Through adopting above-mentioned technical scheme, sealed bearing when guaranteeing the leakproofness of valve gap and valve body for driving motor's output shaft can freely rotate.

Optionally, the surfaces of the first bevel gear, the second bevel gear, the first gear, the second gear and the chain are coated with an anti-rust layer.

By adopting the technical scheme, the rust-proof layer reduces the possibility of rusting the first bevel gear, the second bevel gear, the first gear, the second gear and the chain.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the gate valve is opened and closed, the driving mechanism drives the first sliding block to move along the length direction of the first accommodating groove, and then the gate plate is driven to move in the vertical direction, so that the gate valve is opened and closed;

2. install first gear on the first lead screw, install the second gear on the second lead screw, around being equipped with the chain between first gear and the second gear, rotate in step through chain drive second lead screw when first lead screw rotates to the both sides of drive valve plate move in step, avoid the valve plate card to die in the slide to a certain extent.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a sectional view for showing a driving structure in the embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Description of reference numerals:

1. a valve body; 11. a slideway; 12. a first accommodating groove; 13. a second accommodating groove; 14. a flow channel; 2. a valve cover; 3. a valve plate; 31. a first slider; 4. a drive mechanism; 41. a first lead screw; 42. a drive assembly; 421. a drive motor; 422. a first bevel gear; 423. a second bevel gear; 5. a second lead screw; 6. a connecting assembly; 61. a first gear; 62. a second gear; 63. and a chain.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a novel protection gate valve, refer to fig. 1 and fig. 2, a novel protection flashboard includes valve body 1 and valve gap 2, has seted up the runner 14 that supplies the medium to flow in the valve body 1, at the both sides fixedly connected with ring flange of valve body 1. The valve body 1 is connected with a pipeline through a flange. A slideway 11 is vertically arranged in the valve body 1, a valve plate 3 is arranged in the slideway 11 in a sliding way, and the valve plate 3 is tightly attached to the slideway 11; the upper end of the slide way 11 and one side of the slide way 11 are provided with a first accommodating groove 12 along the length direction of the slide way 11, the upper end of the valve plate 3 is fixedly connected with a first sliding block 31 opposite to the first accommodating groove 12, the first sliding block 31 is slidably mounted in the first accommodating groove 12, the valve body 1 is provided with a driving mechanism 4, the driving mechanism 4 is connected with the first sliding block 31, and the driving mechanism 4 drives the first sliding block 31 to move along the length direction of the first accommodating groove 12.

The driving mechanism 4 drives the first slider 31 to move along the length direction of the first accommodating groove 12, so that the valve plate 3 is driven to move along the length direction of the first slider 31, and the valve plate 3 blocks or opens the flow channel 14; the shared space of handle and screw rod has been reduced, has reduced the installation space of protection gate valve, need not rotate the screw rod drive through the handle again simultaneously and protect the gate valve and open and close, be convenient for open and close the protection gate valve.

Referring to fig. 2, the driving mechanism 4 includes a first lead screw 41 and a driving assembly 42, the first lead screw 41 is rotatably mounted on the valve body 1, the first lead screw 41 is located in the first accommodating groove 12, and two ends of the first lead screw 41 are rotatably connected to upper and lower end walls of the first accommodating groove 12, respectively. The driving assembly 42 is installed on the valve cover 2 and connected to the first lead screw 41, the driving assembly 42 drives the first lead screw 41 to rotate, and the first lead screw 41 penetrates through the first sliding block 31. Because the first sliding block 31 is slidably mounted in the first accommodating groove 12 and the first screw rod is sleeved with the first sliding block 31, when the first screw rod 41 rotates, the first sliding block 31 moves along the length direction of the first accommodating groove 12, and then the valve plate 3 is driven to move along the length direction of the first accommodating groove 12.

Referring to fig. 2 and 3, the driving assembly 42 includes a driving motor 421, a first bevel gear 422 and a second bevel gear 423, the first lead screw 41 vertically penetrates the valve body 1 upwards and extends into the valve cover 2, the second bevel gear 423 is coaxially and fixedly connected to the top end of the first lead screw 41, the driving motor 421 is fixedly installed outside the valve cover 2 through a bolt, an output shaft of the driving motor 421 rotates to penetrate the valve cover 2, the first bevel gear 422 is coaxially and fixedly connected to the output shaft of the driving motor 421, and the first bevel gear 422 is engaged with the second bevel gear 423. The valve cover 2 is provided with a sealing bearing, the outer ring of the sealing bearing is fixedly connected with the valve cover 2, the inner ring of the sealing bearing is connected with the output shaft of the driving motor 421, and the output shaft of the driving motor 421 is rotatably arranged on the valve cover 2 through the sealing bearing.

The driving motor 421 is started, the output shaft of the driving motor 421 drives the first bevel gear 422 to rotate, and the rotation of the first bevel gear 422 drives the second bevel gear 423 engaged therewith to rotate, so as to drive the first lead screw 41 to rotate.

Referring to fig. 2, a second accommodating groove 13 is vertically formed in one side of the slide 11 opposite to the first accommodating groove 12, a second lead screw 5 is rotatably mounted on the valve body 1 and located in the second accommodating groove 13, a second slider (not shown) is fixedly connected to a position of the valve plate 3 opposite to the second accommodating groove 13, the second slider is slidably mounted in the second accommodating groove 13, and a thread of the second lead screw 5 penetrates through the second slider; connecting assembly 6 is installed in being connected between first lead screw 41 and second lead screw 5, and the rotation of first lead screw 41 drives second lead screw 5 through connecting assembly 6 and rotates.

Referring to fig. 2 and 3, the connecting assembly 6 includes a first gear 61, a second gear 62 and a chain 63, the first gear 61 is coaxially and fixedly connected to one end of the first lead screw 41 located in the valve cover 2, the top end of the second lead screw 5 passes through the valve body 1 and extends into the valve cover 2, the second gear 62 is coaxially and fixedly connected to the top end of the second lead screw 5, and the chain 63 is wound on the first gear 61 and the second gear 62. When the first lead screw 41 rotates, the first gear 61 on the first lead screw 41 rotates synchronously, and the first gear 61 drives the second gear 62 to rotate through the chain 63, so as to drive the second lead screw 5 and the first lead screw 41 to rotate synchronously.

Referring to fig. 1 and 2, the valve cover 2 is detachably and fixedly connected with the valve body 1 through a flange, and a sealing ring is placed between the valve cover 2 and the valve body 1. In this embodiment, the surfaces of the first bevel gear 422, the second bevel gear 423, the first gear 61, the second gear 62, the chain 63, the first lead screw 41 and the second lead screw 5 are plated with zinc plating during machining, and in other embodiments, multiple nickel plating layers may be plated to achieve the anti-rust effect.

The implementation principle of the novel protection gate valve in the embodiment of the application is as follows: starting the driving motor 421, wherein the driving motor 421 drives the first bevel gear 422 to rotate, and the rotation of the first bevel gear 422 drives the second bevel gear 423 engaged with the first bevel gear to rotate, so as to drive the first sliding block 31 to drive the valve plate 3 to move along the length direction of the first accommodating groove 12; the first gear 61 on the first lead screw 41 drives the second gear 62 to rotate through the chain 63, so as to drive the second lead screw 5 to rotate, and thus, both sides of the valve plate 3 move synchronously.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a novel protection gate valve, includes valve body (1) and valve gap (2), valve gap (2) can be dismantled and set up on valve body (1), slide (11) have been seted up in valve body (1), on valve body (1) and be located slide (11) slidable mounting have valve plate (3), its characterized in that: first holding tank (12) have been seted up to the side that just is located slide (11) on valve body (1), the position relative with first holding tank (12) on valve plate (3) is provided with first slider (31), first slider (31) slip and first holding tank (12) sliding fit, still be provided with actuating mechanism (4) on valve body (1), actuating mechanism (4) are connected with first slider (31) and are used for driving first slider (31) and remove along the length direction of first holding tank (12).

2. The novel guard gate valve of claim 1, wherein: drive mechanism (4) include first lead screw (41) and drive assembly (42), first lead screw (41) rotate to set up on valve body (1) and lie in first holding tank (12), first slider (31) are worn to establish by first lead screw (41) screw thread, drive assembly (42) are connected with first lead screw (41) and are used for driving first lead screw (41) and rotate.

3. The novel guard gate valve of claim 2, wherein: the driving assembly (42) comprises a driving motor (421), a first bevel gear (422) and a second bevel gear (423), the driving motor (421) is arranged on the valve cover (2), an output shaft of the driving motor (421) penetrates through the valve cover (2) to extend into the valve body (1), the first bevel gear (422) is coaxially arranged on the output shaft of the driving motor (421), the second bevel gear (423) is coaxially arranged on the first lead screw (41), and the first bevel gear (422) is meshed with the second bevel gear (423).

4. The novel guard gate valve of claim 3, wherein: second holding tank (13) have been seted up with first holding tank (12) relative one side on valve body (1), also be provided with the second slider on valve plate (3) and be located second holding tank (13), just it is provided with second lead screw (5) to be located second holding tank (13) internal rotation on valve body (1), the second slider is worn to establish by second lead screw (5) screw thread, be provided with coupling assembling (6) between first lead screw (41) and second lead screw (5), the rotation of first lead screw (41) drives second lead screw (5) through coupling assembling (6) and rotates.

5. The novel guard gate valve of claim 4, wherein: coupling assembling (6) include first gear (61), second gear (62) and chain (63), first gear (61) coaxial line sets up on first lead screw (41), second gear (62) coaxial line sets up on second lead screw (5), chain (63) are around establishing between first gear (61) and second gear (62).

6. The novel guard gate valve of claim 1, wherein: and a sealing ring is arranged between the valve cover (2) and the valve body (1).

7. The novel guard gate valve of claim 3, wherein: and a sealing bearing is arranged on the valve cover (2), and an output shaft of the driving motor (421) is rotatably connected with the valve cover (2) through the sealing bearing.

8. The new protective gate valve of claim 5, wherein: and anti-rust layers are coated on the surfaces of the first bevel gear (422), the second bevel gear (423), the first gear (61), the second gear (62) and the chain (63).