CN212477816U - Novel underground anti-corrosion fire valve well - Google Patents

Abstract

The utility model belongs to fire control valve well field, especially, novel anticorrosive fire control valve well of underground, be not convenient for carry out the fixed sealed problem to fire control valve well lid to current fire control valve well, the scheme as follows is put forward now, it includes valve well body and is located this internal valve body of valve well, be equidistant fixed mounting of rectangle on the bottom inner wall of valve well body has four closing plates, and the valve body is located the closing plate, same sealed lid has been placed at the top of four closing plates, the bottom fixed mounting of sealed lid has sealed the pad, and sealed pad and the looks adaptation of corresponding sealing plate, equal fixed mounting has the positioning seat on the both sides inner wall of valve well body, the well lid has been placed on the positioning seat. The utility model relates to a rationally, be convenient for carry out the dismouting to the well lid, be convenient for inspect the valve body, through the extrusion to sealed the pad, can increase the leakproofness of sealed lid, can prevent the corrosion of valve body.

Description

Novel underground anti-corrosion fire valve well

Technical Field

The utility model relates to a fire control valve well technical field especially relates to a novel anticorrosive fire control valve well of underground.

Background

The fire valve well is a facility which is convenient to operate when a valve of an underground fire pipeline needs to open and close part of pipe network operation or overhaul operation. The fire valve well is a pit (or well) similar to a small room, a valve and the like are arranged in the pit, so that the pipeline can be conveniently and regularly checked, cleaned and dredged, and a junction for preventing the pipeline from being blocked is called as the fire valve well;

wherein the emergence frequency of conflagration is also more and more high, and this just needs corresponding fire control safety facility to be constantly updated, when the fire control valve well is opened repeatedly, causes the fire control valve well to seal inseparably easily, causes the corrosion of fire control valve, has the problem of being not convenient for fix the sealing to fire control valve well lid, and therefore we have proposed that novel anticorrosive fire control valve well of underground is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that has to be not convenient for carry out fixed seal to fire control valve well lid among the prior art, and the anticorrosive fire control valve well of novel underground that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel buried anti-corrosion fire valve well comprises a valve well body and a valve body positioned in the valve well body, wherein four sealing plates are fixedly arranged on the inner wall of the bottom of the valve well body at equal intervals, the valve body is positioned in the sealing plates, the same sealing cover is arranged at the tops of the four sealing plates, a sealing gasket is fixedly arranged at the bottom of the sealing cover and is matched with the corresponding sealing plate, positioning seats are fixedly arranged on the inner walls of two sides of the valve well body, a well cover is arranged on the positioning seats, fixing grooves are formed in the inner walls of two sides of the valve well body, first grooves are formed in two sides of the well cover, fixing pins are slidably arranged in the first grooves and are matched with the corresponding fixing grooves, a cavity is formed in the well cover, rotating holes are formed in the inner walls of two sides of the cavity and are communicated with the first grooves, the same lead screw is, first thread groove has all been seted up to the one end that two fixed pins are close to each other, and the lead screw and the first thread groove threaded connection who corresponds, and fixed cover is equipped with the worm wheel on the lead screw, rotates the one end of installing the worm on the bottom inner wall of cavity, and the other end of worm extends to the top and the fixed mounting of well lid has the twist grip, and worm wheel mesh mutually.

Preferably, the one end of worm extends to the below of well lid and fixed mounting has the screw rod, is equipped with the carriage release lever on the screw rod, and the bottom fixed mounting of carriage release lever has the clamp plate, and the second thread groove has been seted up on the top of carriage release lever, and screw rod and second thread groove threaded connection, owing to be provided with the second thread groove, the rotation of screw rod can top clamp plate remove through the second thread groove.

Preferably, the bottom fixed mounting of well lid has the first pole that two symmetries set up, and the spacing groove has been seted up to the bottom of first pole, and slidable mounting has the second pole in the spacing groove, and the bottom fixed mounting of second pole is on the clamp plate, owing to be provided with the second pole, can carry on spacingly to the clamp plate for the clamp plate can carry out stable removal.

Preferably, be equipped with two on the lead screw and revolve to opposite external screw thread, seted up the internal thread in the first thread groove, and the external thread meshes with the internal thread that corresponds mutually, owing to be provided with two and revolve to opposite external screw thread, can make two fixed pins remove to keeping away from each other and spacing direction of being close to.

Preferably, all seted up the spacing groove on the both sides inner wall in first groove, the equal fixed mounting in both sides of fixed pin has spacing seat, and spacing seat and the spacing groove sliding connection who corresponds can make the fixed pin carry out stable removal owing to be provided with spacing seat and spacing groove.

In the utility model, after the valve body inspection is completed, the novel underground anti-corrosion fire valve well firstly places the sealing cover on the sealing plate, then the well cover is installed, so that the well cover is placed on the positioning seat, the fixed pin corresponds to the corresponding fixed groove in position, the rotating handle can drive the worm to rotate by rotating the rotating handle, the worm wheel of the worm can rotate, the worm wheel can drive the lead screw to rotate, because the lead screw is provided with two external threads with opposite rotation directions, the lead screw can drive the fixed pin to move through the first thread groove, at the moment, the two fixed pins move towards the direction far away from each other, so that the fixed pin can be clamped into the corresponding fixed groove, thereby the well cover can be fixedly installed, the screw rod of the worm can rotate, the screw rod can move downwards through the second thread groove, the movable rod can drive the pressing plate to move downwards, under the action of the first rod and the second rod, the pressing plate can be stably moved, the sealing cover can be extruded through the pressing plate, the sealing cover can be extruded to the sealing gasket, and therefore the sealing performance of the sealing cover can be improved.

The utility model relates to a rationally, be convenient for carry out the dismouting to the well lid, be convenient for inspect the valve body, through the extrusion to sealed the pad, can increase the leakproofness of sealed lid, can prevent the corrosion of valve body.

Drawings

Fig. 1 is a schematic structural view of a novel buried anticorrosion fire valve well provided by the utility model;

FIG. 2 is an enlarged view of part A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure: 1. a valve well body; 2. a sealing plate; 3. a valve body; 4. a sealing cover; 5. a gasket; 6. positioning seats; 7. a well cover; 8. fixing grooves; 9. a first groove; 10. a fixing pin; 11. a first thread groove; 12. a chamber; 13. rotating the hole; 14. a screw rod; 15. a worm; 16. rotating the handle; 17. a screw; 18. a travel bar; 19. a second thread groove; 20. pressing a plate; 21. a worm gear.

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.

Referring to fig. 1-3, a novel buried type anticorrosion fire-fighting valve well comprises a valve well body 1 and a valve body 3 positioned in the valve well body 1, four sealing plates 2 are fixedly arranged on the inner wall of the bottom of the valve well body 1 at equal intervals, the valve body 3 is positioned in the sealing plates 2, the same sealing cover 4 is arranged on the tops of the four sealing plates 2, a sealing gasket 5 is fixedly arranged on the bottom of the sealing cover 4, the sealing gasket 5 is matched with the corresponding sealing plate 2, positioning seats 6 are fixedly arranged on the inner walls of two sides of the valve well body 1, a well lid 7 is arranged on the positioning seats 6, fixing grooves 8 are respectively arranged on the inner walls of two sides of the valve well body 1, first grooves 9 are respectively arranged on two sides of the well lid 7, fixing pins 10 are slidably arranged in the first grooves 9, the fixing pins 10 are matched with the corresponding fixing grooves 8, a cavity 12 is arranged on the well lid, and the rotation hole 13 is communicated with the first groove 9, the same screw rod 14 is installed in the rotation of the two rotation holes 13, the first thread groove 11 is formed in one end, close to each other, of the two fixing pins 10, the screw rod 14 is in threaded connection with the corresponding first thread groove 11, the worm wheel 21 is fixedly sleeved on the screw rod 14, one end of the worm 15 is installed on the inner wall of the bottom of the cavity 12 in a rotating mode, the other end of the worm 15 extends to the upper portion of the well lid 7, the rotating handle 16 is fixedly installed on the other end of the worm 15, and the worm 15 is meshed with the.

The utility model discloses in, the one end of worm 15 extends to the below of well lid 7 and fixed mounting has screw rod 17, is equipped with carriage release lever 18 on the screw rod 17, and the bottom fixed mounting of carriage release lever 18 has clamp plate 20, and second thread groove 19 has been seted up on the top of carriage release lever 18, and screw rod 17 and 19 threaded connection of second thread groove, owing to be provided with second thread groove 19, screw rod 17's rotation can top clamp plate 20 remove through second thread groove 19.

The utility model discloses in, the bottom fixed mounting of well lid 7 has the first pole that two symmetries set up, and the spacing groove has been seted up to the bottom of first pole, and slidable mounting has the second pole in the spacing groove, and the bottom fixed mounting of second pole is on clamp plate 20, owing to be provided with the second pole, can carry on spacingly to clamp plate 20 for clamp plate 20 can carry out stable removal.

The utility model discloses in, be equipped with two on the lead screw 14 and revolve to opposite external screw thread, seted up the internal thread in the first thread groove 11, and the external screw thread meshes with the internal thread that corresponds mutually, owing to be provided with two and revolve to opposite external screw thread, can make two fixed pins 10 remove to keeping away from each other and spacing direction of being close to.

The utility model discloses in, all seted up the spacing groove on the both sides inner wall of first groove 9, the equal fixed mounting in both sides of fixed pin 10 has spacing seat, and spacing seat and the spacing groove sliding connection who corresponds can make fixed pin 10 carry out stable removal owing to be provided with spacing seat and spacing groove.

In the utility model, after the valve body 3 is inspected, firstly, the sealing cover 4 is placed on the sealing plate 2, then the well cover 7 is installed, the well cover 7 is placed on the positioning seat 6, the fixing pin 10 corresponds to the position of the corresponding fixing groove 8, by rotating the rotating handle 16, the rotating handle 16 can drive the worm 15 to rotate, the worm wheel 21 of the worm 15 can rotate, the worm wheel 21 can drive the lead screw 14 to rotate, because the lead screw 14 is provided with two external threads with opposite rotation directions, the lead screw 14 can drive the fixing pin 10 to move through the first thread groove 11, at the moment, the two fixing pins 10 move towards the directions far away from each other, the fixing pin 10 can be clamped into the corresponding fixing groove 8, thereby the well cover 7 can be fixedly installed, the rotating screw 17 of the worm 15 can rotate, the screw 17 can move downwards through the moving rod 18 of the second thread groove 19, the movable rod 18 can drive the pressing plate 20 to move downwards, under the action of the first rod and the second rod, the pressing plate 20 can be stably moved, the sealing cover 4 can be extruded through the pressing plate 20, the sealing cover 4 can be extruded to the sealing gasket 5, the sealing performance of the sealing cover 4 can be increased, the well cover 7 can be conveniently disassembled and assembled, the valve body 3 can be conveniently checked, the sealing performance of the sealing cover 4 can be increased through the extrusion of the sealing gasket 5, and the valve body 3 can be prevented from being corroded.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A novel buried anticorrosion fire valve well comprises a valve well body (1) and a valve body (3) positioned in the valve well body (1), and is characterized in that four sealing plates (2) are fixedly arranged on the inner wall of the bottom of the valve well body (1) at equal intervals in a rectangular manner, the valve body (3) is positioned in the sealing plates (2), the same sealing cover (4) is placed at the top of each sealing plate (2), a sealing gasket (5) is fixedly installed at the bottom of each sealing cover (4), the sealing gaskets (5) are matched with the corresponding sealing plates (2), positioning seats (6) are fixedly installed on the inner walls of two sides of the valve well body (1), a well cover (7) is placed on each positioning seat (6), fixing grooves (8) are formed in the inner walls of two sides of the valve well body (1), first grooves (9) are formed in two sides of the well cover (7), and fixing pins (10) are slidably installed in the first grooves, and fixed pin (10) and fixed slot (8) looks adaptation that corresponds, cavity (12) have been seted up on well lid (7), rotation hole (13) have all been seted up on the both sides inner wall of cavity (12), and rotation hole (13) are linked together with first groove (9), same lead screw (14) are installed to two rotation hole (13) internal rotations, first thread groove (11) have all been seted up to the one end that two fixed pins (10) are close to each other, and lead screw (14) and first thread groove (11) threaded connection that corresponds, fixed cover is equipped with worm wheel (21) on lead screw (14), rotate the one end of installing worm (15) on the bottom inner wall of cavity (12), the other end of worm (15) extends to the top and the fixed mounting of well lid (7) has twist grip (16), and worm (15) mesh with worm wheel (21).

2. The novel underground corrosion-resistant fire valve well according to claim 1, wherein one end of the worm (15) extends to the lower portion of the well lid (7) and is fixedly provided with a screw rod (17), the screw rod (17) is provided with a moving rod (18), the bottom of the moving rod (18) is fixedly provided with a pressing plate (20), the top end of the moving rod (18) is provided with a second thread groove (19), and the screw rod (17) is in threaded connection with the second thread groove (19).

3. The novel underground anticorrosion fire valve well as defined in claim 1, wherein the bottom of the well lid (7) is fixedly provided with two first rods which are symmetrically arranged, the bottom end of the first rod is provided with a limiting groove, a second rod is slidably arranged in the limiting groove, and the bottom end of the second rod is fixedly arranged on the pressing plate (20).

4. The novel buried anticorrosion fire valve well as defined in claim 1, wherein the lead screw (14) is provided with two external threads with opposite rotation directions, the first thread groove (11) is internally provided with an internal thread, and the external threads are meshed with the corresponding internal threads.

5. The novel underground corrosion-resistant fire valve well as defined in claim 1, wherein the inner walls of the two sides of the first groove (9) are respectively provided with a limiting groove, the two sides of the fixing pin (10) are respectively fixedly provided with a limiting seat, and the limiting seats are connected with the corresponding limiting grooves in a sliding manner.

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