CN217674533U

CN217674533U - Fixed sand feeding continuous conveying tank

Info

Publication number: CN217674533U
Application number: CN202221116989.9U
Authority: CN
Inventors: 李春雨; 陈宝迁; 张新军
Original assignee: Beijing Betterclyde Engineering Technology Co ltd
Current assignee: Beijing Betterclyde Engineering Technology Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-10-28
Anticipated expiration: 2032-05-11

Abstract

The utility model discloses a fixed sand continuous conveyor jar of going up, which comprises a tank body, socket is seted up on the upper portion of the jar body, should go up the sealed grafting of socket department and have a feed line, seted up the feed opening on inserting the lateral wall of the internal feed line of jar, at least one lower socket is seted up in the lower part of the jar body, socket department installation discharge pipeline under, this feed line's entry end installation feed valve, install the bleeder valve on this discharge pipeline, establish air inlet and gas vent on the jar body of last socket top respectively, at the outer wall installation pneumatic control case of the jar body, the income gas port of inlet valve group is connected to the gas outlet of pneumatic control case, the gas outlet of this inlet valve group is installed in air inlet department, low charge level indicator and high charge level indicator are installed to the lateral wall of this jar body, this high charge level indicator is located the below of feed opening, install the striker plate in the jar body that corresponds the below of feed opening, this high charge level indicator hides in the striker plate below with this low charge level indicator.

Description

Fixed sand feeding continuous conveying tank

Technical Field

The utility model relates to a fixed sand continuous conveyor jar of going up.

Background

Along with the continuous construction of high-speed rail and motor train lines in China, the requirement on sand adding of a sand box of a train locomotive is continuously improved, the traditional means of adding sand to the train locomotive by pushing a trolley by a sand loading worker in a locomotive service section by using a shovel, a dustpan and the like cannot meet the sand adding requirement of the locomotives such as the high-speed rail and the motor train, and therefore a fixed automatic sand adding system is arranged in part of servicing stations, walking lines and the like in China.

Fixed automatic sanding systems are generally classified into negative pressure automatic sanding systems and positive pressure automatic sanding systems.

In the initial stage, some domestic preparation stations have fixed negative pressure automatic sand feeding systems, and then the sand feeding is carried out by means of gravity, but the negative pressure conveying has high energy consumption and high sand moving speed, so that the pipeline and the elbow are greatly abraded, and the sand is easy to break and reduce the use effect in the conveying process. The limiting condition of sand feeding by gravity is too much, different locomotives need different sand feeding equipment, arrangement disorder of the preparation station is caused, and the use efficiency is not high.

At present, a plurality of servicing stations are provided with a fixed positive-pressure automatic sand feeding system, the fixed positive-pressure automatic sand feeding system is generally fixedly arranged on a locomotive servicing station or a travelling line, compressed air is used as kinetic energy, and the working principle of high-efficiency, low-speed, energy-saving and dense-phase conveying is adopted, so that the labor intensity of a sand feeding worker is greatly reduced, the field use environment is improved, but the conveying process is discontinuous, sand materials are suddenly changed, dust raising, foam flying and other phenomena exist.

Therefore, at present that motor car, high-speed railway speed are constantly promoted, how to accomplish the train locomotive automatically, high-efficiently, stably, continuously and go up sand, it is just an urgent problem that needs to solve, also to design a fixed sand continuous conveyor jar.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned technical problem and provide a fixed sand continuous conveyor jar of going up changes the locomotive and goes up the sand state for sand material keeps continuous, stable, dustless operation from the transport tank in to the locomotive sand box.

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

the utility model provides a fixed sand continuous conveyor jar of going up, which comprises a tank body, the socket is seted up on the upper portion of the jar body, it has feed line to go up the sealed grafting of socket department, set up out the feed opening on inserting jar internal feed line's the lateral wall, at least one lower socket is seted up in the lower part of the jar body, the outlet pipe is installed to socket department down, the feed valve is installed to the entry end of this feed line, install the bleeder valve on this outlet pipe, establish air inlet and gas vent on the jar body of last socket top respectively, install the pneumatic control case at the outer wall of the jar body, the income gas port of inlet valve group is connected to the gas outlet of pneumatic control case, the gas outlet of this inlet valve group is installed at air inlet department, low material level gauge and high material level gauge are installed to the lateral wall of this jar body, this high material level gauge is located the below of feed opening, the jar internal seal installation striker plate in the below that corresponds the feed opening, this high material level gauge and this low material level gauge are in the striker plate below.

The feeding pipeline comprises a vertical pipe and a horizontal pipe, the lower end of the vertical pipe is connected with the feeding valve, a tee joint is connected between the horizontal pipe and the vertical pipe, the horizontal pipe penetrates through the upper spigot part and is located in the tank body, the part of the horizontal pipe is located outside the tank body, the horizontal pipe and the tank body are welded, and a feeding port is formed in the lower side wall of the inner side end of the horizontal pipe.

The number of the lower sockets is four, and the lower sockets are welded with internal threaded pipes which are in threaded connection with the discharge pipeline.

The tank body comprises a sand column, the upper end of the sand column is connected with a top plate in a sealing manner, and the lower end of the sand column is connected with a bottom plate in a sealing manner.

The middle part at the sand column is fixed through the support frame to the gas accuse case, the support frame includes first clamp, second clamp and support, and the one end of screw rod is welded respectively to the two free ends of this first clamp, and the two free ends of this second clamp are equipped with the outer section of bending respectively, and the other end of screw rod is passed and is twisted solid through the nut behind the outer section of bending, and this scaffold weldment is on two upper and lower second clamps, the gas accuse case is installed on the support.

The striker plate comprises a 45-degree angle steel plate, the angle edge of the angle steel plate is positioned above two side edges, a connecting plate is welded at one end of the angle steel plate in a sealing mode, a screw rod is welded on the connecting plate, the free end of the screw rod penetrates out of the tank body and is fixedly connected through a nut, and a sealing gasket is installed between the connecting plate and the tank body.

The feed valve is a dome valve.

The utility model has the advantages that: the sealing performance is good, the operation is simple, the passing performance is good, the service life is long, the maintenance is simple, the maintenance only needs to replace the sealing ring and the whole tank body is not scrapped, and the like.

Drawings

In order to more clearly illustrate the embodiments of the present invention, the embodiments will be described below with reference to the accompanying drawings.

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic top view of the present invention.

Fig. 4 is a schematic view of the expanded sectional structure of the front view of the present invention.

Detailed Description

The following description is given by way of example only, and not by way of limitation, to the extent that the present invention is intended to be limited.

As shown in fig. 1 to 4, the fixed sand feeding continuous conveying tank of the present invention comprises a tank body 1, wherein the tank body 1 comprises a sand column 11, a top plate 12 is hermetically connected to the upper end of the sand column 11, and a bottom plate 13 is hermetically connected to the lower end of the sand column; an upper socket is formed in the upper part of the sand column 11, a feeding pipeline is inserted in the upper socket in a sealing manner and comprises a vertical pipe 21 and a horizontal pipe 22, the lower end of the vertical pipe 21 is connected with a feeding valve 23 which is a dome valve, a tee joint is connected between the horizontal pipe 22 and the vertical pipe 21, the horizontal pipe 22 penetrates through the upper socket, part of the horizontal pipe is located in the tank body, part of the horizontal pipe is located outside the tank body, the horizontal pipe is welded with the tank body, and a feeding port 221 is formed in the lower side wall of the inner side end of the horizontal pipe 22; the lower part of the sand column 11 is provided with four lower spigots, two adjacent lower spigots are arranged at an angle of 60 degrees, the other two lower spigots and the two lower spigots are symmetrically arranged, a discharge pipeline 3 is arranged at the lower spigot, an internal threaded pipe 31 of the discharge pipeline is welded at the lower spigot, the internal threaded pipe 31 is in threaded connection with a discharge pipe 32 of the discharge pipeline, and a discharge valve 33 is arranged on the discharge pipe 32; an air inlet and an air outlet are respectively arranged on the sand column above the upper socket, an air control box 41 is arranged on the outer wall of the tank body, the air outlet of the air control box 41 is connected with the air inlet of an air inlet valve group 42, the air outlet of the air inlet valve group 42 is arranged at the air inlet, and an exhaust pipeline is arranged at the air outlet and comprises an exhaust pipe and an exhaust valve 40; low charge level indicator 51 and high charge level indicator 52 of lateral wall installation at this sand column, this high charge level indicator is located the below of feed opening, install the striker plate in the sand column of the below that corresponds the feed opening, this high charge level indicator hides in the striker plate below with this low charge level indicator, the striker plate includes angle steel sheet 61, the angle limit of this angle steel sheet is located the top on both sides limit, one end seal welding connecting plate 62 at the angle steel sheet, welding screw rod A63 on this connecting plate, this screw rod A's free end is worn out the jar body and is linked firmly through nut A, installation is sealed to fill up 64 between the connecting plate and the jar body.

The length of the sand baffle is equivalent to that of a horizontal pipe inserted into the sand column, and the width of the sand baffle is equivalent to the diameter of the horizontal pipe.

Specifically, pneumatic control box 41 passes through support frame 43 to be fixed at the middle part of sand column, support frame 43 includes first clamp 431, second clamp 432 and support 433, and the one end of screw rod B434 is welded respectively to two free ends of this first clamp 431, and two free ends of this second clamp 432 are equipped with the outer section of bending respectively, and the other end of screw rod B434 passes and twists firmly through nut B435 behind the outer section of bending, and this scaffold weldment is on two upper and lower second clamps, pneumatic control box 41 installs on support 433. The pipeline of the intake valve group 42 is provided with a throttling element 421, an on-site pressure gauge 422 and a pressure transmitter 423.

The working principle of the utility model is described as follows: the utility model discloses can connect under PLC system control, according to the automatic work of procedure, the flow as follows: the bottom level indicator and the high level indicator are covered, the inlet feed valve is closed and sealed, the exhaust valve is closed, the discharge valve is closed, and compressed air is not consumed at the moment; when the system operates and adds sand, the air inlet valve group is kept opened, the discharge valve is opened, and sand in the tank body is continuously and stably injected into the locomotive sand box. When the low level indicator is not covered, the sand adding is stopped, the sand supplementing system is automatically started, the discharge valve is closed, the air inlet valve group is closed, the exhaust valve is opened, the inlet feed valve is opened, when the high level indicator is covered, the sand supplementing is stopped, and the exhaust valve and the inlet feed valve are immediately closed. The next continuous and stable sand feeding operation can be carried out again.

Claims

1. The utility model provides a fixed sand continuous conveyor jar which characterized in that: the utility model discloses a material inlet, including a jar body, the socket is seted up on the upper portion of the jar body, it has feed line to go up the sealed grafting of socket department, set up the feed opening on inserting the lateral wall of the internal feed line of jar, this feed line's entry end is equipped with the feed valve, set up at least one socket down in the lower part of the jar body, socket seal installation discharge line under, install the bleeder valve on this discharge line, establish air inlet and gas vent on the jar body of last socket top respectively, at the outer wall installation air control case of the jar body, the income gas port of air valve group is connected to the gas outlet of air control case, the gas outlet of this air valve group is installed at air inlet department, this gas vent department installs exhaust pipeline, low charge level indicator and high charge level indicator of the lateral wall installation of this jar body, this high charge level indicator is located the below of feed opening, the internal seal installation striker plate of jar in the below that corresponds the feed opening, this high charge level indicator and this low charge level indicator hide in the striker plate below.

2. The continuous conveying tank for fixing the sand feeding according to the claim 1, characterized in that: the feeding pipeline comprises a vertical pipe and a horizontal pipe, the lower end of the vertical pipe is connected with the feeding valve, a tee joint is connected between the horizontal pipe and the vertical pipe, the horizontal pipe penetrates through the upper spigot part and is located in the tank body, the part of the horizontal pipe is located outside the tank body, the horizontal pipe and the tank body are welded, and a feeding port is formed in the lower side wall of the inner side end of the horizontal pipe.

3. A stationary sanding continuous transfer pot according to claim 1 wherein: the number of the lower sockets is four, the lower sockets are welded with internal threaded pipes, and the internal threaded pipes are in threaded connection with the discharge pipes of the discharge pipelines.

4. The continuous conveying tank for fixing the sand feeding according to the claim 1, characterized in that: the tank body comprises a sand column, the upper end of the sand column is hermetically connected with a top plate, and the lower end of the sand column is hermetically connected with a bottom plate.

5. A continuous transport tank for sand feeding in stationary manner as claimed in claim 4, characterized in that: the pneumatic control box is fixedly arranged in the middle of the sand column through a support frame sleeve, the support frame comprises a first clamp, a second clamp and a support, two free ends of the first clamp are respectively welded with one end of a screw rod, two free ends of the second clamp are respectively provided with an outer bending section, the other end of the screw rod is fixedly screwed through a nut after passing through the outer bending section, the support frame is welded on the upper second clamp and the lower second clamp, and the pneumatic control box is arranged on the support.

6. A stationary sanding continuous transfer pot according to claim 1 wherein: the striker plate comprises a 45-degree angle steel plate, the corner edge of the angle steel plate is positioned above two side edges, a connecting plate is sealed and welded at one end of the angle steel plate, a screw rod is welded on the connecting plate, the free end of the screw rod penetrates out of the tank body and is fixedly connected through a nut, and a sealing gasket is arranged between the connecting plate and the tank body.

7. A stationary sanding continuous transfer pot according to claim 1 wherein: the feed valve is a dome valve.