Fast-assembly gate valve

Abstract

The utility model provides a quick-assembly gate valve which comprises a first valve body and a second valve body, an installation cover is installed on the annular side face of the first valve body, second installation plates are symmetrically installed on the annular side face of the first valve body, the two second installation plates are arranged above the installation cover respectively, and a rotating handle is installed above the second valve body in a matched mode. First installation plates are symmetrically installed on the annular side face of the lower end of the second valve body, a first protection cylinder is installed above an installation cover, an installation groove is formed in the upper portion of the first protection cylinder, a plurality of slow rebound springs are installed on the circumference of the bottom of the installation groove at equal intervals, and extrusion blocks are installed at the upper ends of the multiple slow rebound springs correspondingly. By means of the design, the problems that an original device is prone to being affected with damp or polluted due to the fact that the installation environment types are complex, the rotating handle and the lead screw are not protected are solved, the device is reasonable in structure and good in practicability, the rotating handle and the lead screw are protected to a certain degree, the device is prevented from being affected with damp or polluted easily, and the service life of the device is prolonged. And the service life is indirectly prolonged.

Description

Technical Field

[0001] The utility model relates to a quick-install gate valve, belonging to the technical field of gate valves. Background Art

[0002] The gate valve is a gate that opens and closes. The movement direction of the gate is perpendicular to the direction of the fluid. The gate valve can only be fully opened or fully closed, and cannot be adjusted or throttled. The gate valve is sealed by the contact between the valve seat and the gate. Usually, the sealing surface is welded with metal materials to increase wear resistance.

[0003] When using a gate valve, the two ends of the gate valve are usually sealed and connected to the pipeline, and then the fluid is allowed to flow. However, during the use of the gate valve, due to the complex installation environment, there is no protection for the handle and the screw rod, and it is easy to be affected by moisture or contamination. Now there is an urgent need for a quick-install gate valve to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a quick-install gate valve to solve the problems raised in the above-mentioned background technology. The present invention has a reasonable structure and good practicality, and has a certain protective effect on the handle and the screw rod to prevent them from being easily affected by moisture or contamination, thereby indirectly increasing their service life.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical solutions: a quick-install gate valve, comprising a first valve body and a second valve body, the first valve body is provided with a flow portion on the left and right sides respectively, a mounting cover is installed on the annular side surface of the first valve body, a second mounting plate is symmetrically installed on the annular side surface of the valve body, two second mounting plates are respectively arranged above the mounting cover, a rotating handle is installed above the second valve body, a first mounting plate is symmetrically installed on the annular side surface of the lower end of the second valve body, the two first mounting plates are respectively fixed with the two second mounting plates by hexagonal bolts, and the first valve body is opened above A first circular groove and a second circular groove are provided, the diameter of the first circular groove is larger than the diameter of the second circular groove, a limiting groove is symmetrically provided on the inner wall above the first valve body, a first card and a second card are respectively installed on the lower end of the outer ring of the second valve body, the diameter of the first card is larger than the diameter of the second card, a limiting block is symmetrically installed on the lower end of the second valve body, a first protective cylinder is installed above the installation cover, an installation groove is provided above the first protective cylinder, a plurality of slow rebound springs are equidistantly installed on the bottom circumference of the installation groove, extrusion blocks are respectively installed on the upper ends of the plurality of slow rebound springs, and a second protective cylinder is installed above the plurality of extrusion blocks.

[0006] Furthermore, the mounting cover is connected to the first valve body via bolts.

[0007] Furthermore, the mounting cover is circular.

[0008] Furthermore, the second protective cylinder is made of stainless steel.

[0009] Furthermore, a soft pad is installed on the annular side surface of the turning handle.

[0010] Furthermore, a fluorescent sheet is installed above the rotating handle.

[0011] Beneficial effects of the utility model: the utility model is a quick-install gate valve, because the utility model adds a mounting cover, a first protective cylinder, a second protective cylinder and a slow rebound spring, our design improvement and actual use show that the device has a reasonable structure and good practicality, has a certain protective effect on the handle and the screw rod, prevents them from being easily affected by moisture or contamination, and indirectly increases their service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0013] Figure 1 It is a three-dimensional schematic diagram of the overall structure of a quick-install gate valve of the utility model;

[0014] Figure 2 This is a three-dimensional schematic diagram of the installation groove display structure of a quick-install gate valve of the utility model;

[0015] Figure 3 A quick-install gate valve Figure 2 A three-dimensional enlarged schematic diagram of the structure at A;

[0016] Figure 4 It is a three-dimensional schematic diagram of the structure of the connection between the first valve body and the second valve body of a quick-install gate valve of the utility model;

[0017] Figure 5 A quick-install gate valve Figure 4 A three-dimensional enlarged schematic diagram of the structure at B;

[0018] Figure 6 It is a three-dimensional schematic diagram showing the positions of the first circular groove and the second circular groove of a quick-install gate valve of the utility model;

[0019] Figure 7 A quick-install gate valve Figure 6 A three-dimensional enlarged schematic diagram of the structure at D;

[0020] Figure 8 It is a three-dimensional schematic diagram of the second valve body structure of a quick-install gate valve of the utility model.

[0021] In the figure: 1-first valve body, 2-circulation part, 3-mounting cover, 4-first protective cylinder, 5-second protective cylinder, 6-turn handle, 7-mounting groove, 8-soft pad, 9-fluorescent sheet, 10-extrusion block, 11-slow rebound spring, 12-second valve body, 13-first mounting plate, 14-second mounting plate, 15-hexagonal bolt, 16-limiting groove, 17-first circular groove, 18-second circular groove, 19-limiting block, 20-first card, 21-second card. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] See also Figure 1-Figure 8 The utility model provides a technical solution: a quick-install gate valve, including a first valve body 1 and a second valve body 12, the first valve body 1 is provided with a flow portion 2 on the left and right sides, a mounting cover 3 is installed on the annular side of the first valve body 1, a second mounting plate 14 is symmetrically installed on the annular side of the valve body 1, two second mounting plates 14 are respectively arranged above the mounting cover 3, a rotating handle 6 is installed above the second valve body 12, a first mounting plate 13 is symmetrically installed on the annular side of the lower end of the second valve body 12, the two first mounting plates 13 and the two second mounting plates 14 are respectively fixed by hexagonal bolts 15, a first circular groove 17 and a second circular groove 18 are opened above the first valve body 1, and the diameter of the first circular groove 17 is larger than the diameter of the second circular groove 18 A limiting groove 16 is symmetrically provided on the inner wall above the first valve body 1, and a first card 20 and a second card 21 are respectively installed at the lower end of the outer ring of the second valve body 12. The diameter of the first card 20 is larger than that of the second card 21. A limiting block 19 is symmetrically installed at the lower end of the second valve body 12. A first protective cylinder 4 is installed above the mounting cover 3, and a mounting groove 7 is provided above the first protective cylinder 4. A plurality of slow rebound springs 11 are equidistantly installed on the bottom circumference of the mounting groove 7, and extrusion blocks 10 are respectively installed on the upper ends of the plurality of slow rebound springs 11. A second protective cylinder 5 is installed above the plurality of extrusion blocks 10. This design solves the problem that the original device has no protective effect on the turning handle and the screw rod due to the complex types of installation environments, and is easily affected by moisture or contamination.

[0024] As the first embodiment of the utility model: the mounting cover 3 is connected to the first valve body 1 by bolts. By connecting the mounting cover 3 to the first valve body 1 by bolts, the mounting cover 3 and the first valve body 1 are more tightly fastened. The mounting cover 3 is circular. By setting the mounting cover 3 to be circular, it is convenient to adapt to the shape of the first protective cylinder 4 and install the first protective cylinder 4. The second protective cylinder 5 is made of stainless steel. By making the second protective cylinder 5 of stainless steel, it is convenient to make the second protective cylinder 5 not easily corroded. A soft pad 8 is installed on the annular side of the turning handle 6. By installing the soft pad 8 on the annular side of the turning handle 6, it is convenient to improve the comfort during use. A fluorescent sheet 9 is installed above the turning handle 6. By installing the fluorescent sheet 9 above the turning handle 6, it is convenient for the staff to identify when the light is insufficient.

[0025] As a second embodiment of the utility model: when the device is needed, first align the first valve body 1 with the second valve body 12, then insert the first card 20 and the second card 21 into the first circular groove 17 and the second circular groove 18 respectively, and the two limit blocks 19 enter the two limit grooves 16. At this time, the two first mounting plates 13 are aligned with the two second mounting plates 14 respectively, and the two first mounting plates 13 and the two second mounting plates 14 are fixed by the hexagonal bolts 15. At this time, the first valve body 1 and the second valve body 12 will be fixed , not easy to loosen, and then a sealing ring is attached to the connection between the first valve body 1 and the second valve body 12 to prevent water seepage. When the turning handle 6 needs to be rotated, the soft pad 8 will improve the comfort of use, and press the second protective cylinder 5. At this time, multiple extrusion blocks 10 will squeeze the corresponding slow rebound springs 11, so that the second protective cylinder 5 moves down and the turning handle 6 is completely exposed. At this time, the turning handle 6 is rotated, and the second protective cylinder 5 is released after the rotation is completed. The multiple slow rebound springs 11 are reset, so that the turning handle 6 is surrounded by the second protective cylinder 5 again for protection.

[0026] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is defined by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0027] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A quick-install gate valve, comprising a first valve body (1) and a second valve body (12), characterized in that: The first valve body (1) is provided with a flow portion (2) on both sides, the first valve body (1) is provided with a mounting cover (3) on the annular side surface, the valve body (1) is provided with a second mounting plate (14) symmetrically mounted on the annular side surface, the two second mounting plates (14) are respectively arranged above the mounting cover (3), a rotating handle (6) is mounted above the second valve body (12), the lower end of the second valve body (12) is provided with a first mounting plate (13) symmetrically mounted on the annular side surface, the two first mounting plates (13) and the two second mounting plates (14) are respectively fixed by hexagonal bolts (15); A first circular groove (17) and a second circular groove (18) are provided on the top of the first valve body (1), the diameter of the first circular groove (17) is larger than the diameter of the second circular groove (18), a limit groove (16) is symmetrically provided on the inner wall above the first valve body (1), a first card (20) and a second card (21) are respectively installed at the lower end of the outer ring of the second valve body (12), the diameter of the first card (20) is larger than the diameter of the second card (21), a limit block (19) is symmetrically installed at the lower end of the second valve body (12), a first protective cylinder (4) is installed on the top of the installation cover (3), an installation groove (7) is provided on the top of the first protective cylinder (4), a plurality of slow rebound springs (11) are equidistantly installed on the bottom circumference of the installation groove (7), extrusion blocks (10) are respectively installed on the upper ends of the plurality of slow rebound springs (11), and a second protective cylinder (5) is installed above the plurality of extrusion blocks (10).

2. A quick-install gate valve according to claim 1, characterized in that: The mounting cover (3) is connected to the first valve body (1) via bolts.

3. The quick-install gate valve according to claim 1, characterized in that: The mounting cover (3) is circular.

4. The quick-install gate valve according to claim 1, characterized in that: The second protective cylinder (5) is made of stainless steel.

5. The quick-install gate valve according to claim 1, characterized in that: A soft pad (8) is installed on the annular side surface of the rotating handle (6).

6. The quick-install gate valve according to claim 1, characterized in that: A fluorescent sheet (9) is installed above the rotating handle (6).

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