CN219101564U

CN219101564U - Transfer valve and transfer pump with same

Info

Publication number: CN219101564U
Application number: CN202221391508.5U
Authority: CN
Inventors: 张建康; 张文科
Original assignee: Suzhou Xiaoke Machinery Manufacturing Co ltd
Current assignee: Suzhou Xiaoke Machinery Manufacturing Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2023-05-30
Anticipated expiration: 2032-06-06

Abstract

The utility model belongs to the technical field of fluid conveying equipment, relates to a transfer valve and a conveying pump with the transfer valve, and solves the problems of low conveying efficiency and the like of the conventional conveying pump. The rotary pipe valve comprises a fixed pipe and a rotary pipe, one end of the fixed pipe is closed, and the pipe wall of the fixed pipe is provided with a feeding hole, a discharging hole and a material port connected with the power cylinder at intervals along the circumferential direction; the outer end of the rotating pipe is connected with a driving source capable of driving the rotating pipe to rotate, the inner end of the rotating pipe penetrates through the other end of the fixed pipe and extends into the fixed pipe, the inner end of the rotating pipe is provided with a baffle plate, and when the rotating pipe rotates, the baffle plate can cover a feeding hole and a discharging hole of the fixed pipe alternately. The conveying pump comprises a support, a hopper and a power cylinder are arranged on the support, the conveying pump further comprises the rotary pipe valve, the hopper is communicated with a feeding hole of the rotary pipe valve, the power cylinder is communicated with a material hole of the rotary pipe valve, and a discharging hole of the rotary pipe valve is connected with a discharging pipe. The utility model has the advantages of small abrasion, high conveying efficiency and the like.

Description

Transfer valve and transfer pump with same

Technical Field

The utility model belongs to the technical field of fluid conveying equipment, and relates to a transfer valve and a conveying pump with the transfer valve.

Background

The conveying pump is concrete conveying equipment for continuously conveying concrete meeting pumping conditions to a pouring construction site through a pipeline laid horizontally or vertically, and along with the continuous innovation and development of conveying pump technology, the conveying pump is widely applied to the conveying field of various viscous fluid containing particles such as kitchen waste, mortar, fine stone concrete and the like.

The patent CN215762079U discloses a transfer valve delivery pump, the transfer valve in the patent comprises a fixed pipe and a transfer pipe, a partition is arranged in the transfer pipe to form a feeding cavity and a discharging cavity, the peripheral surface of the transfer pipe is provided with a left suction port, a right suction port, a front-stage discharging hole and a rear-stage discharging hole, the peripheral surface of the fixed pipe is provided with two holes up and down respectively by taking the partition of the transfer pipe as a boundary line, namely, the two holes on one side of the suction cavity are responsible for sucking materials; two openings on one side of the discharging cavity are responsible for pumping discharging. When the left suction port of the rotary pipe is in butt joint coincidence with the first pumping channel, the right suction port of the rotary pipe is matched with the surface of the inner wall of the fixed pipe to realize plugging; the front-stage discharging hole and the second pumping channel are synchronously connected in a butt joint mode, the tee joint on the first pumping channel is plugged by the outer wall of the rotary pipe, and the power cylinder sucks materials from the first pumping channel and pumps the materials from the second pumping channel. And when the swing cylinder pushes the rotary pipe to rotate to the other end, the second pumping channel sucks materials, and the first pumping channel pumps out, so that the circulating reciprocating pumping operation is realized.

However, the above-mentioned spool valve is the tube-shape, and when the spool rotates, the area of contact with the fixed pipe is great to the resistance when leading to the spool is great, and when the spool takes place wearing and tearing in reciprocating operation, the clearance with fixed pipe inner wall can be increasingly big, when can not carry out automatic compensation, can lead to pumping efficiency to reduce.

Disclosure of Invention

The first object of the present utility model is to solve the above-mentioned problems with the prior art, and to provide a spool valve, which is to solve the first technical problem: how to reduce the abrasion between the rotary pipe and the fixed pipe when the rotary pipe valve operates, improve the tightness and further improve the service life of the rotary pipe valve.

The second object of the present utility model is to solve the above problems in the prior art, and to provide a transfer pump with the transfer valve, where the second technical problem to be solved by the present utility model is: how to improve the conveying efficiency of the conveying pump.

The first object of the present utility model can be achieved by the following technical scheme:

a spool valve, the spool valve comprising:

the fixed pipe is closed at one end, and the pipe wall of the fixed pipe is provided with a feeding hole, a discharging hole and a material port connected with the power cylinder at intervals along the circumferential direction;

the rotary pipe, the outer end of rotary pipe is connected with and can drives its pivoted actuating source, the inner of rotary pipe passes the other end of deciding the pipe and extends to deciding in the pipe, the inner of rotary pipe has the separation blade, works as the rotary pipe rotates, the separation blade can be covered in turn decide feed port and the discharge port of pipe.

The working principle is as follows: the driving source drives the rotary pipe to rotate in the fixed pipe, and when the baffle at the inner end of the rotary pipe covers the discharge hole of the fixed pipe, only the material hole of the fixed pipe is communicated with the feed hole at the moment, and the power cylinder pumps back the sucked material; the rotary pipe continues to rotate, when the baffle at the inner end of the rotary pipe covers the feeding hole of the fixed pipe, only the material port of the fixed pipe is communicated with the discharging hole, and the piston of the power cylinder extends out to discharge Kong Bengchu the material; and the reciprocating motion is performed in this way, so that continuous feeding is realized. Compared with the prior art, in this application, the switching of pipeline is realized through the separation blade to the commentaries on classics pipe, and sheet structure can be made less with the area of contact between the fixed pipe to reduce the resistance that the separation blade received when changeing the pipe rotation, reduce the separation blade and decide the wearing and tearing of pipe, thereby improve the leakproofness, and then improve the life of commentaries on classics pipe valve.

In the above-mentioned a commentaries on classics pipe valve, the inner of commentaries on classics pipe has the bracket, set up flutedly on the bracket, the inboard of separation blade has the wedge, the wedge activity set up in the recess, and with be provided with the elastic pad between the tank bottom of recess, still have on the bracket can adjust the regulating part of wedge position. After the adjusting piece is designed, the position of the wedge block in the groove can be adjusted, so that the tightness degree between the baffle plate and the fixed pipe can be adjusted, and the compensation effect is achieved.

In the above-mentioned one kind of spool valve, the regulating part includes adjusting bolt, adjusting bolt spiral set up in on the bracket, and this adjusting bolt's inner with the one end of wedge supports and leans on. The wedge-shaped block can be driven to move by rotating the adjusting bolt, so that the tightness degree between the baffle plate and the fixed pipe is adjusted.

In the above-mentioned one kind of transfer valve, the actuating source includes pendulum jar, rack and gear, pendulum jar is connected with the rack, the rack meshes with the gear, the gear is fixed in on the transfer tube. The reciprocating motion of the swinging cylinder drives the rack to reciprocate, so that the gear is driven to reciprocate, and finally the rotary pipe is driven to reciprocate, so that pipeline switching is realized.

In the above-mentioned one kind of commentaries on classics pipe valve, the commentaries on classics pipe includes the body, the outer wall of body with the inner wall of fixed pipe realizes sealedly through the sealing member. After the sealing element is designed, the leakage of materials is avoided.

The second object of the present utility model can be achieved by the following technical scheme:

the conveying pump comprises a support, wherein a hopper and a power cylinder are arranged on the support, and the conveying pump is characterized by further comprising the rotary pipe valve, the hopper is communicated with a feeding hole of the rotary pipe valve, the power cylinder is communicated with a material inlet of the rotary pipe valve, and a discharging hole of the rotary pipe valve is connected with a discharging pipe.

The working principle is as follows: the driving source drives the rotary pipe to rotate in the fixed pipe, when the baffle at the inner end of the rotary pipe covers the discharge hole of the fixed pipe, only the material hole of the fixed pipe is communicated with the feed hole, and the power cylinder sucks out the material in the hopper; the rotary pipe continues to rotate, when the baffle at the inner end of the rotary pipe covers the feeding hole of the fixed pipe, only the material port of the fixed pipe is communicated with the discharging hole, and the piston of the power cylinder extends out to discharge Kong Bengchu the material; and the reciprocating motion is performed in this way, so that continuous feeding is realized.

In the above-mentioned transfer pump, a lifting handle is provided on the support, one end of the power cylinder is communicated with the feeding hole of the fixed pipe, the other end of the power cylinder is connected with the upper end of the lifting handle, and a first control valve for controlling the power cylinder to operate is further provided on the support.

In the above-mentioned transfer pump, one end of the tilt cylinder is hinged to the bracket, the other end of the tilt cylinder is connected with the rack, and a second control valve for controlling the tilt cylinder to operate is arranged on the bracket.

In the above-mentioned transfer pump, the support is provided with a travelling wheel and a travelling driving motor capable of driving the travelling wheel to move.

In the above-mentioned transfer pump, the support is provided with an oil tank corresponding to the power cylinder and the swing cylinder; the bracket is also provided with an energy accumulator, a radiator and an electric cabinet.

Compared with the prior art, the utility model has the following advantages:

1. in the application, the rotating pipe realizes the switching of the pipeline through the baffle plate, and the contact area between the baffle plate and the fixed pipe is smaller due to the sheet-shaped structure, so that the resistance of the baffle plate is reduced when the rotating pipe rotates, the abrasion of the baffle plate and the fixed pipe is reduced, the tightness is improved, the service life of the rotating pipe valve is further prolonged, and the conveying efficiency of the conveying pump is improved;

2. after the adjusting piece is designed, the position of the wedge block in the groove can be adjusted, so that the tightness degree between the baffle plate and the fixed pipe is adjusted, the compensation effect is achieved, the sealing performance is always kept, and the pumping efficiency is kept;

3. the conveying pump is manufactured by adopting different materials, can be widely applied to conveying of different media, cement mortar, concrete, slurry, farm manure, chemical raw materials, kitchen waste and the like, is matched with kitchen waste conveying equipment to be perfected along with the wide implementation of a waste classification policy, is conveyed by adopting conveying belts or auger blade type equipment in the kitchen waste conveying equipment of the conventional waste treatment station, and has the advantages of huge equipment volume, low slurry conveying efficiency, difficult sealing in the conveying process, serious smell overflow and secondary pollution to the environment. The conveying pump fundamentally solves the problems, the equipment is small in size, hydraulic pushing is adopted, conveying pressure is high, a hose can be directly connected to a discharge hole of the equipment, the material liquid is flexibly and closely conveyed to the required fermentation treatment equipment, and odor diffusion caused by exposing garbage to air is greatly reduced.

Drawings

Fig. 1 is a schematic view of the structure of the present spool valve.

Fig. 2 is a schematic structural view of the present rotary pipe.

Fig. 3 is an exploded view of the present rotary pipe.

Fig. 4 is a schematic structural view of the present transfer pump.

In the figure, 1, fixing a pipe; 2. a feed hole; 3. a discharge hole; 4. a power cylinder; 5. a rotary pipe; 6. a baffle; 7. a bracket; 8. a groove; 9. wedge blocks; 10. an elastic pad; 11. an adjusting member; 12. a swinging cylinder; 13. a rack; 14. a gear; 15. a tube body; 16. a hopper; 17. lifting the handle; 18. a first control valve; 19. a second control valve; 20. a walking wheel; 21. a drive motor; 22. an accumulator; 23. a heat sink; 24. an electric control box; 25. and an oil tank.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the rotary pipe valve comprises a fixed pipe 1 and a rotary pipe 5, one end of the fixed pipe 1 is closed, and the pipe wall of the fixed pipe 1 is provided with a feeding hole 2, a discharging hole 3 and a material port connected with a power cylinder 4 at intervals along the circumferential direction; the outer end of the rotary pipe 5 is connected with a driving source capable of driving the rotary pipe 5 to rotate, the inner end of the rotary pipe 5 penetrates through the other end of the fixed pipe 1 to extend into the fixed pipe 1, the inner end of the rotary pipe 5 is provided with a baffle 6, and when the rotary pipe 5 rotates, the baffle 6 can cover the feeding hole 2 and the discharging hole 3 of the fixed pipe 1 alternately.

Specifically, as shown in fig. 2 and 3, the inner end of the rotary tube 5 is provided with a bracket 7, the bracket 7 is provided with a groove 8, the inner side of the baffle 6 is provided with a wedge block 9, the wedge block 9 is movably arranged in the groove 8, an elastic pad 10 is arranged between the wedge block 9 and the bottom of the groove 8, and the bracket 7 is also provided with an adjusting piece 11 capable of adjusting the position of the wedge block 9.

In this embodiment, the adjusting member 11 includes an adjusting bolt which is spirally disposed on the bracket 7, and an inner end of which abuts against one end of the wedge 9. The wedge-shaped block 9 can be driven to move by rotating the adjusting bolt, so that the tightness degree between the baffle 6 and the fixed pipe 1 is adjusted.

It should be noted that the shape of the baffle 6, the wedge 9, etc. is not limited to the shape described in the present embodiment and the drawings, and those skilled in the art can adjust the shape according to actual needs without departing from the scope of the present utility model.

And other adjusting parts can be selected as the adjusting part 11, and the wedge-shaped block 9 can be driven to move.

As shown in fig. 1 and 3, the driving source includes a tilt cylinder 12, a rack 13, and a gear 14, the tilt cylinder 12 is connected to the rack 13, the rack 13 is meshed with the gear 14, and the gear 14 is fixed to the rotary pipe 5. The swing cylinder 12 reciprocates to drive the rack 13 to reciprocate, so as to drive the gear 14 to reciprocate, and finally drive the rotary pipe 5 to reciprocate, thereby realizing pipeline switching.

As another embodiment, the driving source may be a linear motor or the like.

As shown in fig. 2 and 3, the rotary tube 5 preferably includes a tube body 15, and the bracket 7 and the gear 14 are respectively fixed at two ends of the tube body 15, and the outer wall of the tube body 15 and the inner wall of the fixed tube 1 are sealed by a sealing member. After the sealing element is designed, the leakage of materials is avoided; the seal member may be a seal ring or the like.

As shown in fig. 4, the utility model further provides a conveying pump, which comprises a bracket, wherein the bracket is provided with a hopper 16 and a power cylinder 4, and the conveying pump is characterized by further comprising the rotary pipe valve, the hopper 16 is communicated with a feed hole 2 of the rotary pipe valve, the power cylinder 4 is communicated with a feed hole of the rotary pipe valve, and a discharge hole 3 of the rotary pipe valve is connected with a discharge pipe.

Preferably, a lifting handle 17 is arranged on the support, one end of the power cylinder 4 is communicated with the feeding hole 2 of the fixed pipe 1, the other end of the power cylinder 4 is connected with the upper end of the lifting handle 17, and a first control valve 18 for controlling the power cylinder 4 to operate is further arranged on the support.

One end of the swing cylinder 12 is hinged to a bracket, the other end of the swing cylinder 12 is connected with a rack 13, and a second control valve 19 for controlling the swing cylinder 12 to operate is arranged on the bracket.

As shown in fig. 4, the support is provided with a travelling wheel 20 and a travelling drive motor 21 capable of driving the travelling wheel 20 to move. In addition, the bracket is provided with an oil tank 25 corresponding to the power cylinder 4 and the tilt cylinder 12; the bracket is also provided with an energy accumulator 22, a radiator 23 and an electric cabinet 24.

The working principle of the utility model is as follows: the swinging cylinder 12 drives the rotary tube 5 to rotate in the fixed tube 1, when the baffle 6 at the inner end of the rotary tube 5 covers the discharge hole 3 of the fixed tube 1, only the material port of the fixed tube 1 is communicated with the feed hole 2 at the moment, and the power cylinder 4 sucks out materials in the hopper 16; the rotary tube 5 continues to rotate, when the baffle 6 at the inner end of the rotary tube 5 covers the feeding hole 2 of the fixed tube 1, only the material port of the fixed tube 1 is communicated with the discharging hole 3, and the piston of the power cylinder 4 extends out to pump the material out through the discharging hole 3; and the reciprocating motion is performed in this way, so that continuous feeding is realized.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims

1. A spool valve, the spool valve comprising:

the fixed pipe (1), one end of the fixed pipe (1) is closed, and the pipe wall of the fixed pipe (1) is provided with a feeding hole (2), a discharging hole (3) and a material opening connected with the power cylinder (4) at intervals along the circumferential direction;

the rotary pipe (5), the outer end of rotary pipe (5) is connected with and drives its pivoted actuating source, the inner of rotary pipe (5) passes the other end of deciding pipe (1) and extends to deciding in pipe (1), the inner of rotary pipe (5) has separation blade (6), works as when rotary pipe (5) rotates, separation blade (6) can cover in turn feed port (2) and discharge port (3) of deciding pipe (1).

2. The spool valve according to claim 1, characterized in that the inner end of the spool (5) is provided with a bracket (7), the bracket (7) is provided with a groove (8), the inner side of the baffle (6) is provided with a wedge block (9), the wedge block (9) is movably arranged in the groove (8), an elastic pad (10) is arranged between the wedge block and the bottom of the groove (8), and the bracket (7) is further provided with an adjusting piece (11) capable of adjusting the position of the wedge block (9).

3. A spool valve according to claim 2, characterised in that the adjustment member (11) comprises an adjustment bolt which is arranged helically on the bracket (7) with its inner end abutting against one end of the wedge (9).

4. A spool valve according to claim 1, characterised in that the drive source comprises a tilt cylinder (12), a rack (13) and a gear wheel (14), the tilt cylinder (12) being connected to the rack (13), the rack (13) being in engagement with the gear wheel (14), the gear wheel (14) being fixed to the spool (5).

5. A spool valve according to claim 1, characterised in that the spool (5) comprises a pipe body (15), the outer wall of the pipe body (15) being sealed to the inner wall of the stationary pipe (1) by means of a seal.

6. A delivery pump, the delivery pump includes the support, be provided with hopper (16) and pneumatic cylinder (4) on the support, its characterized in that, the delivery pump still includes the transfer valve of any one of claims 1 to 5, hopper (16) are linked together with feed port (2) of transfer valve, pneumatic cylinder (4) are linked together with the feed port of transfer valve, discharge port (3) of transfer valve are connected with the discharging pipe.

7. The conveying pump according to claim 6, characterized in that a lifting handle (17) is arranged on the support, one end of the power cylinder (4) is communicated with the feeding hole (2) of the fixed pipe (1), the other end of the power cylinder (4) is connected with the upper end of the lifting handle (17), and a first control valve (18) for controlling the operation of the power cylinder (4) is further arranged on the support.

8. The transfer pump according to claim 6, characterized in that one end of the tilt cylinder (12) is hinged on the bracket, the other end of the tilt cylinder (12) is connected with a rack (13), and a control valve two (19) for controlling the operation of the tilt cylinder (12) is arranged on the bracket.

9. The transfer pump according to claim 6, characterized in that the support is provided with a travelling wheel (20) and a travelling drive motor (21) capable of driving the travelling wheel (20) to move.

10. A transfer pump according to claim 6, characterized in that the support is provided with oil tanks (25) corresponding to the power cylinder (4) and the tilt cylinder (12); the bracket is also provided with an energy accumulator (22), a radiator (23) and an electric cabinet (24).