CN218838141U

CN218838141U - Concrete stop valve structure

Info

Publication number: CN218838141U
Application number: CN202223125006.0U
Authority: CN
Inventors: 李超; 刘桥求; 谢忠全
Original assignee: Chenzhou Broad Homes Industrial Co ltd
Current assignee: Chenzhou Broad Homes Industrial Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-11
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a concrete stop valve structure, which comprises a valve body, a feed inlet and a discharge outlet, and is structurally characterized in that the discharge outlet is arranged at the bottom of the valve body, and the feed inlet is communicated with the cylinder body of the valve body; the top of valve body is connected with the piston connecting pipe, the piston connecting pipe stretches into one end in the valve body is connected with the piston, the other end and the first nut fixed connection of piston connecting pipe, wear to be equipped with drive screw in the piston connecting pipe, first nut and drive screw threaded connection. Through inciting somebody to action the utility model discloses a concrete stop valve structrual installation is on the mould, alright adopt the mode of pump sending to carry out big batch to the mould inner chamber from the mould bottom and pour in succession, labour saving and time saving, and the concrete compactness after pouring is fine, and the in-process does not have the air almost and brings into, need not to vibrate after pouring again closely knit.

Description

Concrete stop valve structure

Technical Field

The utility model relates to a concrete module production technical field, especially a concrete stop valve structure.

Background

When pouring concrete into the concrete integrated module mold, a travelling crane is generally adopted to hang a hopper to the top of the mold in the prior art, and concrete is poured into the mold from the top. The prior art has the following defects: 1) The top of the mould is more than 4 meters away from the ground, and high-altitude operation is performed by pouring from the top of the mould; 2) The concrete quantity required by a single concrete forming module mould is large, a hopper is required to be adopted for multiple times of transferring, the working efficiency is low, and time and labor are wasted; 3) Concrete in the hopper falls into the inner cavity of the mold through gravity, and the concrete can be mixed with and brought into a large amount of air in the process, so that the air holes of the produced product are more, and the production quality is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, not enough to prior art provides a concrete stop valve structure, and this concrete stop valve structure can adopt the mode of pumping to carry out big batch continuous pouring to the mould inner chamber from the mould bottom, and work efficiency is high, labour saving and time saving.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

a concrete stop valve structure comprises a valve body, a feed inlet and a discharge outlet, and is structurally characterized in that the discharge outlet is arranged at the bottom of the valve body, and the feed inlet is communicated with a cylinder body of the valve body;

the top of valve body is connected with the piston connecting pipe, the piston connecting pipe stretches into one end in the valve body is connected with the piston, the other end and the first nut fixed connection of piston connecting pipe, wear to be equipped with drive screw in the piston connecting pipe, first nut and drive screw threaded connection.

The utility model discloses a concrete stop valve structure is through rotating the drive screw to the meshing motion takes place for the first nut that forces to be connected with the piston connection pipe, drives the piston connection pipe and moves to the direction that is close to/keeps away from the discharge gate together with the piston, thereby closes gradually/opens the stop valve. Through inciting somebody to action the utility model discloses a concrete stop valve structrual installation is on the mould, alright adopt the mode of pump sending to carry out big batch to the mould inner chamber from the mould bottom and pour in succession, labour saving and time saving, and the concrete compactness after pouring is fine, and the in-process does not have the air almost and brings into, need not to vibrate after pouring again closely knit.

The device further comprises a pressure plate and a guide rod, wherein one end of the driving screw rod, which extends out of the piston connecting pipe, penetrates through a through hole in the center of the pressure plate and is fixedly connected with the pressure plate; one end of the guide rod is fixedly connected with the pressing plate, and the other end of the guide rod is connected with the first flange plate at the bottom of the valve body.

Furthermore, the guide rods are 2 and are symmetrically arranged outside the cylinder body of the valve body.

Furthermore, the junction of the first nut and the piston connecting pipe is also provided with a guide plate, two ends of the guide plate are respectively provided with a groove, and 2 grooves are respectively matched with the cross sections of the guide rods.

Furthermore, the driving screw penetrates through two sides of the pressing plate and is provided with a stop part, and the stop part is a second nut.

Furthermore, an adjusting gasket is arranged between the second nut and the pressing plate.

Furthermore, the piston connecting pipe is connected with the valve body in a sealing mode through a second flange plate.

Furthermore, the inner diameter of the piston connecting pipe is larger than the outer diameter of the driving screw rod

Compared with the prior art, the utility model discloses the beneficial effect who has is:

1) Through the utility model discloses a concrete stop valve can adopt the mode of pump sending to carry out big batch continuous pouring to the mould inner chamber from the mould bottom, and need not pour concrete a lot of with the hopper and transport to the mould top, and efficiency is higher, labour saving and time saving, also safer.

2) Through the utility model discloses a concrete stop valve can realize carrying out "the jacking from the mould bottom and pour", "the jacking is pour" biggest characteristics and is exactly that pour the closely knit degree of back concrete fine, and the in-process has hardly the air to bring into, and it is closely knit to need not to vibrate again after pouring.

Drawings

To illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention.

Fig. 1 is a schematic structural view of an embodiment of the concrete stop valve of the present invention.

Fig. 2 is a schematic structural diagram of an embodiment of the piston connecting pipe of the present invention.

Fig. 3 is a sectional structure view of the concrete stop valve (in an open state) according to the present invention.

Fig. 4 is a sectional structure view of the concrete stop valve (closed state) according to the present invention.

Figure 5 is the utility model discloses a concrete stop valve is from the schematic diagram that the bottom was pour.

Reference numerals:

1-a valve body; 2-a feed inlet; 3-discharging port; 4-piston connecting pipe; 5-a piston; 6-a first nut; 7-driving the screw; 8-pressing a plate; 9-a guide rod; 10-a first flange plate; 11-a guide plate; 12-a second nut; 13-adjusting the shim; 14-a second flange plate; 15-a mould block; 16-mold bottom; 17-a concrete conveying pipeline; 18-drag pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention. Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

At least one embodiment of the present invention provides a concrete stop valve structure, as shown in fig. 1, including a valve body 1, a feed inlet 2, a discharge port 3, a piston connecting pipe 4, a piston 5, a first nut 6, a driving screw 7, a pressing plate 8, a guide rod 9, a first flange plate 10, and a guide plate 11, wherein the discharge port 3 is arranged at the bottom of the valve body 1, and the feed inlet 2 is communicated with a cylinder body of the valve body 1;

combine fig. 2, fig. 3, fig. 4, the top of valve body 1 is equipped with piston connecting pipe 4, piston connecting pipe 4 with through second flange plate 14 sealing connection between the valve body 1, piston connecting pipe 4 stretches into one end in the valve body 1 is connected with piston 5, the other end of piston connecting pipe 4 passes through deflector 11 and first nut 6 fixed connection.

The piston connecting pipe 4 is provided with a driving screw 7 in a penetrating manner, the piston connecting pipe 4 is of a hollow structure, the inner diameter of the piston connecting pipe 4 is larger than the outer diameter of the driving screw 7, and the driving screw 7 is connected with a first nut 6 in a threaded manner and penetrates through the piston connecting pipe 4, so that the first nut 6 can move axially relative to the driving screw 7.

One end of the driving screw 7 extending out of the piston connecting pipe penetrates through a through hole in the center of the pressing plate 8 and is fixedly connected with the pressing plate 8. The driving screw 7 penetrates through two sides of the pressing plate 8 and are welded with second nuts 12, and the second nuts 12 play a role in stopping and prevent the driving screw 7 from moving axially. An adjusting gasket 13 is further arranged between the second nut 12 and the pressure plate 8.

One end of the guide rod 9 is fixedly connected with the pressing plate 8, and the other end of the guide rod is connected with a first flange plate 10 at the bottom of the valve body 1. The number of the guide rods 9 is 2, and the guide rods are symmetrically arranged outside the cylinder body of the valve body 1. Two ends of the guide plate 11 are respectively provided with a groove, and 2 grooves are respectively matched with the sections of the guide rods 9. The guide rod 9 and the guide plate 11 play a role of guiding when the piston 5 moves, and the piston 5 is prevented from being clamped due to deflection.

The utility model discloses a working process:

referring to fig. 3, if the stop valve needs to be opened, the second nut 12 located outside the pressure plate 8 is continuously rotated clockwise by a wrench, and due to the limiting stop function of the second nut 12, the driving screw 7 is prevented from moving along the axis direction of the screw in the rotating process and is only allowed to do coaxial planar circular motion relative to the valve body 1, therefore, the driving screw 7 forces the threads of the first nut 6 connected with the piston connecting pipe 4 to perform meshing motion, so that the piston connecting pipe 4 is driven to drive the piston 5 to move in the barrel body of the valve body 1 towards the direction far away from the discharge hole 3, and the stop valve is gradually opened.

Referring to fig. 4, if the stop valve needs to be closed, the communication between the discharge port 3 and the feed port 2 is blocked, the second nuts 12 on the driving screw 7 only need to be continuously rotated counterclockwise by a wrench, the driving screw 7 is prevented from moving along the axis direction of the screw during the rotation process due to the limiting function of the 2 second nuts 12 (because the 2 second nuts 12 do not move relatively), and is only allowed to do coaxial planar circular motion relative to the valve body 1, the driving screw 7 forces the threads of the first nut 6 connected with the piston connecting pipe 4 to perform meshing motion, so that the piston connecting pipe 4 is driven to drive the piston 5 to move in the cylinder body of the valve body 1 and towards the discharge port 3, and the stop valve is gradually closed.

The movement stroke of the piston of the stop valve can be adjusted by adding or subtracting the number of the adjusting gaskets 13, the pressure plate 8 is used as a fixed rigid support for supporting the driving screw 7 during working, and the center of the pressure plate 8 is provided with a through hole through which the driving screw 7 can pass.

Combine fig. 5, when the construction was pour, install the stop valve in mould bottom 16, the feed inlet 2 of stop valve is connected with trailer pump 18 through concrete conveying pipeline 17, from this, can utilize professional equipment such as concrete such as trailer pump to pass through the utility model discloses a concrete stop valve is to the inside slip casting of mould, and need not transport the concrete many times to the mould top with the hopper and pour, and is efficient, also safer.

The above examples are set forth so that this disclosure will be more clearly understood and understood, and not as a limitation on the scope of the invention, since various equivalent modifications of the invention will become apparent to those skilled in the art after reading this disclosure, and all such modifications are intended to fall within the scope of the invention as defined in the appended claims.

Claims

1. A concrete stop valve structure comprises a valve body (1), a feeding hole (2) and a discharging hole (3), and is characterized in that the discharging hole (3) is formed in the bottom of the valve body (1), and the feeding hole (2) is communicated with a cylinder body of the valve body (1);

the top of valve body (1) is connected with piston connecting pipe (4), piston connecting pipe (4) stretch into one end in valve body (1) is connected with piston (5), the other end and first nut (6) fixed connection of piston connecting pipe (4), wear to be equipped with drive screw (7) in piston connecting pipe (4), first nut (6) and drive screw (7) threaded connection.

2. The concrete stop valve structure according to claim 1, characterized by further comprising a pressure plate (8) and a guide rod (9), wherein one end of the driving screw (7) extending out of the piston connecting pipe (4) penetrates through a through hole in the center of the pressure plate (8) and is fixedly connected with the pressure plate (8); one end of the guide rod (9) is fixedly connected with the pressing plate (8), and the other end of the guide rod is connected with a first flange plate (10) at the bottom of the valve body (1).

3. Concrete stop valve structure according to claim 2, characterized in that said guide rods (9) have 2, symmetrically arranged outside the barrel of said valve body (1).

4. The concrete stop valve structure according to claim 3, characterized in that a guide plate (11) is further arranged at the joint of the first nut (6) and the piston connecting pipe (4), grooves are respectively arranged at two ends of the guide plate (11), and 2 grooves are respectively matched with the cross sections of 2 guide rods (9).

5. Concrete stop valve structure according to claim 2, characterized in that the driving screw (7) is provided with a stop on both sides through the pressure plate (8), which stop is a second nut (12).

6. Concrete stop valve structure according to claim 5, characterized in that an adjusting shim (13) is also provided between the second nut (12) and the pressure plate (8).

7. Concrete stop valve structure according to any one of claims 1 to 6, characterized in that the piston connecting tube (4) is sealingly connected to the valve body (1) by means of a second flange plate (14).

8. Concrete stop valve structure according to one of claims 1 to 6, characterized in that the piston connection pipe (4) has an inner diameter which is greater than the outer diameter of the drive screw (7).