CN219623306U - Bidirectional check valve for ash conveying of bin pump - Google Patents

Abstract

The utility model provides a bidirectional check valve for ash conveying of a bin pump, which comprises a valve body, wherein the valve body comprises a circulation port and check components, the circulation port is symmetrically arranged at two ends of the valve body, one end of the circulation port, which is close to the valve body, is respectively connected with the check components, the check components comprise valve discs, the valve discs are hinged with the inner wall of the valve body above the circulation port through connecting blocks, square through holes are arranged on the outer surfaces of the valve discs, conical plates are respectively hinged with the peripheral inner walls of the square through holes, which are far away from the circulation port, the peripheral inner walls of the square through holes, which are close to the conical plates, are provided with clamping grooves, a plurality of springs are arranged in the clamping grooves in parallel, the springs are connected with the outer walls of the conical plates, a motor is arranged in the center of the bottom surface of the valve body, an output shaft of the motor is connected with the outer wall of the valve body through shaft seal, and the upper end of the outer wall of one side of the output shaft of the motor is provided with a supporting rod, and the other end of the supporting rod is movably connected with the bottom end of the outer wall of the valve disc.

Description

Bidirectional check valve for ash conveying of bin pump

Technical Field

The utility model mainly relates to the technical field of check valves, in particular to a bidirectional check valve for ash conveying of a bin pump.

Background

The check valve is used for preventing media from flowing back into the equipment and simultaneously playing a role in safely relieving pressure, but the existing check valve does not have the function of bidirectionally preventing media from flowing back, the check valve can only play a role in reversing unidirectional media flowing back, and if the reversing direction of the check valve needs to be changed, workers are required to detach and install the check valve again in a manual mode, so that the operation process is extremely complicated and inconvenient for the workers to use.

Disclosure of Invention

The utility model mainly provides a bidirectional check valve for ash conveying of a bin pump, which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a two-way check valve for storehouse pump ash conveying, includes the valve body, the valve body includes circulation mouth and contrary subassembly, circulation mouth symmetry sets up in the valve body both ends, the one end that the circulation mouth is close to the valve body is connected with contrary subassembly respectively, contrary subassembly includes the valve disc, the valve disc articulates the valve body inner wall directly over the circulation mouth through linking the piece, valve disc surface center is equipped with square through-hole, square through-hole is kept away from the inner wall around the circulation mouth and is articulated respectively has the cone plate, just square through-hole is close to the inner wall around of cone plate and is equipped with the draw-in groove respectively, the inside parallel of draw-in groove is equipped with a plurality of springs, spring fixed connection cone plate outer wall, the bottom surface center department of valve body is equipped with the motor, the output shaft of motor passes through the bearing rod, just output shaft one side outer wall upper end of motor is equipped with the butt rod, the outer wall bottom of butt rod swing joint.

Preferably, the inner surface of the side of the flow port, which is close to the valve disc, is provided with a sealing ring, and the sealing ring can be used for sealing and connecting the valve disc and the flow port.

Preferably, the outer surface of the cone plate is provided with an elastic wear-resistant layer, and the cone plate can be protected through the elastic wear-resistant layer, so that the service life of the cone plate is prolonged.

Preferably, the inner surface of the square through hole is inclined and gradually enlarged from inside to outside, and the inclined angle of the cone plate can be increased through the inclined arrangement, so that the ash material flow rate is improved.

Preferably, the connecting block is movably connected with the inner wall of the valve body through a bolt, and the valve disc can be detached and replaced by a worker conveniently through the arrangement.

Preferably, the motor output shaft swing joint of supporting pole below has the ring piece, the ring piece passes through sealing washer swing joint valve body outer wall, can play the effect of separation ash material through ring piece and sealing washer, has prevented that ash material from silting up in the valve body bottom surface.

Preferably, the outer surface of the motor is provided with a shell, the shell is in threaded rotation connection with the bottom surface of the valve body, and the motor can be protected through the shell, so that the possibility of damage to the motor is reduced, and the service cycle of the motor is prolonged.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the flow limiting direction of the check valve can be automatically adjusted according to the flow direction of the ash conveyed by the bin pump through the valve disc, the connecting block, the square through hole, the conical plate, the clamping groove, the spring, the motor, the supporting rod and the sealing ring, so that the check valve is prevented from being dismounted and mounted again by a worker, and the use of the worker is facilitated; the cone plate can be protected through the elastic wear-resistant layer, so that the service life of the cone plate is prolonged; the ring blocks and the sealing rings can block the ash materials, so that the ash materials are prevented from being deposited on the bottom surface of the valve body; the motor can be protected by the housing, which reduces the possibility of damage to the motor, thereby extending the life cycle of the motor.

The utility model will be explained in detail below with reference to the drawings and specific embodiments.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of area A of FIG. 2;

FIG. 4 is a schematic view of the valve disc structure of the present utility model.

In the figure: 1. a valve body; 11. a flow port; 12. a backstop assembly; 121. a valve disc; 122. connecting blocks; 123. square through holes; 124. a cone plate; 1241. an elastic wear layer; 125. a clamping groove; 126. a spring; 127. a motor; 128. a supporting rod; 13. a seal ring; 14. a ring block; 141. a seal ring; 15. a housing.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly connected to one of ordinary skill in the art to which this utility model belongs, and the knowledge of terms used in the description of this utility model herein for the purpose of describing particular embodiments is not intended to limit the utility model, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, a bidirectional check valve for ash conveying of a bin pump is disclosed, which comprises a valve body 1, the valve body 1 comprises a circulation port 11 and check assemblies 12, the circulation port 11 is symmetrically arranged at two ends of the valve body 1, one end of the circulation port 11, which is close to the valve body 1, is respectively connected with the check assemblies 12, the check assemblies 12 comprise valve discs 121, the valve discs 121 are hinged with the inner wall of the valve body 1 right above the circulation port 11 through connecting blocks 122, square through holes 123 are arranged at the center of the outer surface of the valve discs 121, conical plates 124 are respectively hinged with the inner walls of the periphery of the square through holes 123, which are far away from the circulation port 11, and clamping grooves 125 are respectively arranged on the inner walls of the periphery of the square through holes 123, which are close to the conical plates 124, a plurality of springs 126 are arranged in parallel inside the clamping grooves 125, the springs 126 are fixedly connected with the outer walls of the conical plates 124, a motor 127 is arranged at the center of the bottom surface of the valve body 1, an output shaft of the motor 127 is connected with the outer wall of the valve body 1 through shaft seal, the upper end of the outer wall of one side of the output shaft of the motor 127 is provided with a supporting rod 128, and the bottom end of the valve disc 121 is movably connected with the supporting rod.

Referring to fig. 2 and 3, the inner surface of the side of the flow port 11, which is close to the valve disc 121, is provided with a sealing ring 13, and this arrangement can serve to seal the valve disc 121 and the flow port 11.

Referring to fig. 2 and 3, an elastic wear layer 1241 is disposed on the outer surface of the cone plate 124, and the elastic wear layer 1241 can protect the cone plate 124, which prolongs the service life of the cone plate 124.

Referring to fig. 2 and 3, the inner surface of the square through hole 123 is inclined and gradually expands from inside to outside, and the inclined angle of the taper plate 124 can be increased by this arrangement, so as to increase the ash flow.

Referring to fig. 2, the connecting block 122 is movably connected to the inner wall of the valve body 1 through a bolt, and through this arrangement, the valve disc 121 can be conveniently detached and replaced by a worker.

Referring to fig. 2, the output shaft of the motor 127 below the supporting rod 128 is movably connected with a ring block 14, the ring block 14 is movably connected with the outer wall of the valve body 1 through a sealing ring 141, and the ring block 14 and the sealing ring 141 can play a role in blocking ash, so that the ash is prevented from being deposited on the bottom surface of the valve body 1.

Referring to fig. 1 and 2, the outer surface of the motor 127 is provided with a housing 15, the housing 15 is screwed to the bottom surface of the valve body 1, and the housing 15 can protect the motor 127, so that the possibility of damage to the motor 127 is reduced, and the service life of the motor 127 is prolonged.

The specific operation mode of the utility model is as follows:

when the ash flows from left to right, the operation chamber rotates through the motor 127 in the computer control shell 15, the output shaft of the motor 127 of the check assembly 12 drives the supporting rod 128 to abut against the right valve disc 121, then the ash flows into the left flow port 11, the flow velocity of the ash can jack up the valve disc 121 through the connecting block 122 and the conical plate 124 in the square through hole 123 and enter the valve body 1, the ash after entering can impact the surface of the left valve disc 121, meanwhile, the acting force of the ash can impact the surface of the conical plate 124 through the square through hole 123, the conical plate 124 is stressed and unfolded, so that the ash flows, after the circulation is completed, the clamping groove 125 and the spring 126 can push the conical plate 124 to be closed, the shape of a right quadrangular pyramid is formed, when the ash is reversely gushed, the conical plate 124 can be sealed and closed, and the reverse gushed 121 can be prevented through the supporting rod 128; when the ash flows from right to left, only the motor 127 controlled by the computer is needed to rotate reversely.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims (7)

1. The bidirectional check valve for bin pump ash conveying comprises a valve body (1), and is characterized in that the valve body (1) comprises a circulation port (11) and check assemblies (12), the circulation port (11) is symmetrically arranged at two ends of the valve body (1), one ends of the circulation port (11) close to the valve body (1) are respectively connected with the check assemblies (12), the check assemblies (12) comprise valve discs (121), the valve discs (121) are hinged to the inner wall of the valve body (1) right above the circulation port (11) through connecting blocks (122), square through holes (123) are arranged in the center of the outer surface of the valve discs (121), conical plates (124) are respectively hinged to the peripheral inner wall of the square through holes (123) far away from the circulation port (11), clamping grooves (125) are respectively arranged on the peripheral inner wall of the square through holes (123) close to the conical plates (124), a plurality of springs (126) are arranged in parallel inside the clamping grooves (125), the outer walls of the conical plates (124) are fixedly connected, motor output shafts (127) are arranged at the center of the bottom surface of the valve body (1), motor output shafts (127) are arranged on the bottom surface center of the valve body (127), motor output shafts (127) are connected to one side of the valve body (127) through shaft seals (127), the other end of the supporting rod (128) is movably connected with the bottom end of the outer wall of the valve disc (121).

2. A bi-directional check valve for a pump for pumping ash according to claim 1, characterized in that the inner surface of the side of the flow port (11) close to the valve disc (121) is provided with a sealing ring (13).

3. A bi-directional check valve for a pump for delivering ash according to claim 1, characterized in that the outer surface of said conical plate (124) is provided with an elastic wear layer (1241).

4. The bidirectional check valve for ash conveying of a bin pump according to claim 1, wherein the inner surface of the square through hole (123) is arranged in an inclined manner gradually expanding from inside to outside.

5. The bidirectional check valve for ash conveying of a bin pump according to claim 1, wherein the connecting block (122) is movably connected with the inner wall of the valve body (1) through a bolt.

6. The bidirectional check valve for ash conveying of the bin pump according to claim 1, wherein an output shaft of a motor (127) below the supporting rod (128) is movably connected with a ring block (14), and the ring block (14) is movably connected with the outer wall of the valve body (1) through a sealing ring (141).

7. The bidirectional check valve for ash conveying of a bin pump according to claim 1, wherein a shell (15) is arranged on the outer surface of the motor (127), and the shell (15) is in threaded rotation connection with the bottom surface of the valve body (1).