CN209414658U - A kind of heavy caliber cast iron gate valve - Google Patents

Abstract

The utility model discloses a kind of heavy caliber cast iron gate valves, including large diameter valve pipe, connecting tube is fixedly connected at the top of the large diameter valve pipe, cover board is fixedly connected at the top of the connecting tube, cabinet is fixedly connected at the top of the cover board, driving motor is provided at the top of the cabinet, the output end of the driving motor is fixedly connected with threaded rod, the bottom of the threaded rod runs through cabinet and extends to the inner cavity of cabinet, the bottom thread on the threaded rod surface is connected with thread bush, the bottom of thread bush sequentially passes through cabinet, cover board and connecting tube and the inner cavity for extending to connecting tube.The utility model is used cooperatively by setting large diameter valve pipe, connecting tube, cover board, cabinet, driving motor, threaded rod, thread bush, first sliding groove, the first sliding block, link block, connecting plate, second sliding slot, the second sliding block, valve plate, sealing element, inlet and outlet, solves the problems, such as that existing heavy caliber cast iron gate valve is inconvenient to use.

Description

A kind of heavy caliber cast iron gate valve

Technical field

The utility model relates to gate valve technical field, specially a kind of heavy caliber cast iron gate valve.

Background technique

Heavy-caliber gate valve is by wedge gate type gate valve and parallel gate type gate valve for being truncated or connecting in pipeline Medium, there is also the place of some shortcomings, existing heavy-caliber gate valves to be driven by driving for existing heavy-caliber gate valve Motor realizes that general operation personnel will manually adjust, and the labour for improving operator is strong automatically to the adjusting of gate valve Degree, reduces the convenience in gate valve use process, wastes the working time of operator, reduces when using gate valve Control effect, for this purpose, it is proposed that a kind of heavy caliber cast iron gate valve.

Summary of the invention

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of heavy caliber cast iron gate valve, has convenient to use Advantage solves the problems, such as that existing heavy caliber cast iron gate valve is inconvenient to use.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of heavy caliber cast iron gate valve, including big mouth Diameter valve pipe is fixedly connected with connecting tube at the top of the large diameter valve pipe, cover board, institute is fixedly connected at the top of the connecting tube It states and is fixedly connected with cabinet at the top of cover board, driving motor, the output end of the driving motor are provided at the top of the cabinet It is fixedly connected with threaded rod, the bottom of the threaded rod runs through cabinet and extends to the inner cavity of cabinet, the threaded rod surface Bottom thread is connected with thread bush, and the bottom of the thread bush sequentially passes through cabinet, cover board and connecting tube and extends to connecting tube Inner cavity, the bottom of the thread bush is fixedly connected with connecting plate, and the bottom of the connecting plate is fixedly connected with valve plate, the valve The bottom of plate sequentially passes through connecting tube and large diameter valve pipe and extends to the inner cavity of large diameter valve pipe, a left side for the large diameter valve pipe Side offers water inlet, and the right side opening of the large diameter valve pipe is equipped with water outlet.

Preferably, the two sides of the driving motor are fixedly connected to fixed frame, and fixed frame far from driving motor one Side is fixedly connected with cabinet.

Preferably, the two sides of the cabinets cavity offer first sliding groove, and the inner cavity of the first sliding groove offers One sliding block, first sliding block are fixedly connected far from the side of first sliding groove with link block, and the link block is far from the first sliding block Side be fixedly connected with thread bush.

Preferably, the two sides of the connection tube cavity offer second sliding slot, and the inner cavity of the second sliding slot, which is slided, to be connected It is connected to the second sliding block, second sliding block is fixedly connected far from the side of second sliding slot with connecting plate.

Preferably, the sealing element that cooperation valve plate uses is provided at the axis in large diameter valve tube top portion.

(3) beneficial effect

Compared with prior art, the utility model provides a kind of heavy caliber cast iron gate valve, have it is following the utility model has the advantages that

1, the utility model passes through setting large diameter valve pipe, connecting tube, cover board, cabinet, driving motor, threaded rod, screw thread Set, first sliding groove, the first sliding block, link block, connecting plate, second sliding slot, the second sliding block, valve plate, sealing element, water inlet and water outlet Being used cooperatively for mouth, solves the problems, such as that existing heavy caliber cast iron gate valve is inconvenient to use, improves the practicability of the equipment, The use for the person of being convenient to use, is worthy to be popularized.

2, the utility model stabilizes the work of driving motor by setting fixed frame, when avoiding driving motor work The phenomenon that shaking stabilizes the work of thread bush, avoids spiral shell by setting first sliding groove, the first sliding block and link block There is unstable phenomenon when covering work in line, by setting second sliding slot and the second sliding block, stabilizes the work of connecting plate, avoids The phenomenon that shake when connecting plate work increases the leakproofness of equipment by setting sealing element, avoids equipment and seals Property difference phenomenon.

Detailed description of the invention

Fig. 1 is the utility model main view；

Fig. 2 is the utility model schematic diagram of internal structure；

Fig. 3 is the utility model top view.

In figure: 1 large diameter valve pipe, 2 connecting tubes, 3 cover boards, 4 cabinets, 5 driving motors, 6 threaded rods, 7 thread bush, 8 first Sliding slot, 9 first sliding blocks, 10 link blocks, 11 connecting plates, 12 second sliding slots, 13 second sliding blocks, 14 valve plates, 15 sealing elements, 16 water inlets Mouth, 17 water outlets.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of utility model, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " rear end ", The orientation or positional relationship of the instructions such as " both ends ", " one end ", " other end " is to be based on the orientation or positional relationship shown in the drawings, only It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of utility model, it should be noted that unless otherwise clearly defined and limited, term " installation ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, may be a detachable connection, Or it is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediary can also be passed through It is indirectly connected, can be the connection inside two elements.For the ordinary skill in the art, it can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

Fig. 1-3, a kind of heavy caliber cast iron gate valve, including large diameter valve pipe 1, the top of large diameter valve pipe 1 is please referred to fix It is connected with connecting tube 2, the top of connecting tube 2 is fixedly connected with cover board 3, and the top of cover board 3 is fixedly connected with cabinet 4, cabinet 4 Top is provided with driving motor 5, and the two sides of driving motor 5 are fixedly connected to fixed frame, and fixed frame is far from driving motor 5 Side is fixedly connected with cabinet 4, by the way that fixed frame is arranged, is stabilized the work of driving motor 5, is avoided the work of driving motor 5 When the phenomenon that shaking, the output end of driving motor 5 is fixedly connected with threaded rod 6, the bottom of threaded rod 6 through cabinet 4 simultaneously The inner cavity of cabinet 4 is extended to, the bottom thread on 6 surface of threaded rod is connected with thread bush 7, and the two sides of 4 inner cavity of cabinet offer First sliding groove 8, the inner cavity of first sliding groove 8 offer the first sliding block 9, side and link block of first sliding block 9 far from first sliding groove 8 10 are fixedly connected, and link block 10 is fixedly connected far from the side of the first sliding block 9 with thread bush 7, pass through setting first sliding groove 8, the One sliding block 9 and link block 10, stabilize the work of thread bush 7, avoid when thread bush 7 works and unstable phenomenon, spiral shell occur The bottom of line set 7 sequentially passes through cabinet 4, cover board 3 and connecting tube 2 and extends to the inner cavity of connecting tube 2, and the bottom of thread bush 7 is solid Surely it is connected with connecting plate 11, the two sides of 2 inner cavity of connecting tube offer second sliding slot 12, and the inner cavity of second sliding slot 12 is slidably connected There is the second sliding block 13, side of second sliding block 13 far from second sliding slot 12 is fixedly connected with connecting plate 11, sliding by setting second Slot 12 and the second sliding block 13, stabilize the work of connecting plate 11, avoid the phenomenon that shaking when connecting plate 11 works, connection The bottom of plate 11 is fixedly connected with valve plate 14, and the sealing that cooperation valve plate 14 uses is provided at the axis at 1 top of large diameter valve pipe Part 15 increases the leakproofness of equipment, avoids the phenomenon of equipment leakproofness difference, the bottom of valve plate 14 by the way that sealing element 15 is arranged Portion sequentially passes through connecting tube 2 and large diameter valve pipe 1 and extends to the inner cavity of large diameter valve pipe 1, and the left side of large diameter valve pipe 1 opens up There is water inlet 16, the right side opening of large diameter valve pipe 1 is equipped with water outlet 17.

When in use, driving motor 5 is powered on, driving motor 5 is controlled by peripheral control unit and is worked, is passed through Driving motor 5 drive threaded rod 6 rotated, threaded rod 6 drive thread bush 7 moved, thread bush 7 drive connecting plate 11 into Row movement, connecting plate 11 drive valve plate 14 to be moved, so that the circulation of large diameter valve pipe 1 or closure, facilitate adjusting, conveniently make With.

In conclusion the heavy caliber cast iron gate valve, by setting large diameter valve pipe 1, connecting tube 2, cover board 3, cabinet 4, drives Dynamic motor 5, threaded rod 6, thread bush 7, first sliding groove 8, the first sliding block 9, link block 10, connecting plate 11, second sliding slot 12, second Sliding block 13, valve plate 14, sealing element 15, water inlet 16 and water outlet 17 are used cooperatively, and solve existing heavy caliber cast iron lock Valve problem inconvenient to use.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of heavy caliber cast iron gate valve, including large diameter valve pipe (1), it is characterised in that: the top of the large diameter valve pipe (1) It is fixedly connected with connecting tube (2), is fixedly connected with cover board (3) at the top of the connecting tube (2), the top of the cover board (3) is solid Surely it is connected with cabinet (4), is provided with driving motor (5) at the top of the cabinet (4), the output end of the driving motor (5) is solid Surely it is connected with threaded rod (6), the bottom of the threaded rod (6) runs through cabinet (4) and extends to the inner cavity of cabinet (4), the spiral shell The bottom thread on rasp bar (6) surface is connected with thread bush (7), and the bottom of the thread bush (7) sequentially passes through cabinet (4), cover board (3) with connecting tube (2) and extend to the inner cavities of connecting tube (2), the bottom of the thread bush (7) is fixedly connected with connecting plate (11), the bottom of the connecting plate (11) is fixedly connected with valve plate (14), and the bottom of the valve plate (14) sequentially passes through connecting tube (2) with large diameter valve pipe (1) and extend to the inner cavity of large diameter valve pipe (1), offered on the left of the large diameter valve pipe (1) into The right side opening at the mouth of a river (16), the large diameter valve pipe (1) is equipped with water outlet (17).

2. a kind of heavy caliber cast iron gate valve according to claim 1, it is characterised in that: the two sides of the driving motor (5) It is fixedly connected to fixed frame, and side of the fixed frame far from driving motor (5) is fixedly connected with cabinet (4).

3. a kind of heavy caliber cast iron gate valve according to claim 1, it is characterised in that: the two sides of cabinet (4) inner cavity It offers first sliding groove (8), the inner cavity of the first sliding groove (8) offers the first sliding block (9), and first sliding block (9) is remote Side from first sliding groove (8) is fixedly connected with link block (10), the link block (10) far from the first sliding block (9) side with Thread bush (7) is fixedly connected.

4. a kind of heavy caliber cast iron gate valve according to claim 1, it is characterised in that: the two of connecting tube (2) inner cavity Side offers second sliding slot (12), and the inner cavity of the second sliding slot (12) slidably connects the second sliding block (13), and described second Sliding block (13) is fixedly connected far from the side of second sliding slot (12) with connecting plate (11).

5. a kind of heavy caliber cast iron gate valve according to claim 1, it is characterised in that: at the top of the large diameter valve pipe (1) Axis at be provided with cooperation valve plate (14) sealing element (15) for using.