CN215544758U - Opening and closing mechanism for sand box of movable sand feeding trolley - Google Patents
Opening and closing mechanism for sand box of movable sand feeding trolley Download PDFInfo
- Publication number
- CN215544758U CN215544758U CN202122289984.8U CN202122289984U CN215544758U CN 215544758 U CN215544758 U CN 215544758U CN 202122289984 U CN202122289984 U CN 202122289984U CN 215544758 U CN215544758 U CN 215544758U
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- sand
- sand outlet
- outlet
- closing mechanism
- connecting piece
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Abstract
The utility model discloses an opening and closing mechanism for a sand box of a movable sand feeding trolley, which comprises a sand box, a first sand outlet, a second sand outlet, a connecting piece, a gate plate and an electric push rod, wherein the first sand outlet is arranged on the sand box; the stiff end of sand box and electric putter is all installed on last sand dolly, first sand outlet is installed in the bottom of sand box, the connecting piece is the open spatial cavity structure of one end, and the middle part is provided with link up the through-hole from top to bottom, the second sand outlet passes through the connecting piece to be installed on first sand outlet, second sand outlet and first sand outlet intercommunication, the one end fixed mounting of flashboard is at electric putter's output, its other end cartridge is in the connecting piece, electric putter drives the flashboard and stretches out or the withdrawal, when stretching out, the through-hole is sealed, during the withdrawal, the through-hole is opened. The opening and closing mechanism for the sand box of the movable sand feeding trolley is simple in structure, can effectively seal the sand outlet, does not need manual operation, is more convenient to use, and has high practicability.
Description
Technical Field
The utility model relates to the field of sanding devices for rolling stock, in particular to an opening and closing mechanism for a sand box of a movable sanding trolley.
Background
The movable sand feeding trolley is important special equipment which is arranged in a preparation yard in a railway preparation workshop, is mainly used for realizing automation of sand feeding of a locomotive sand box and solves the problems of high labor intensity and low working efficiency in the conventional sand feeding preparation operation. The movable sand feeding trolley combines a gravity conveying technology with an electric driving trolley technology, realizes the continuous sand feeding operation with safe, environment-friendly and efficient space of a preparation yard by researching a sand feeding process and the application of the sand feeding process in the locomotive sand feeding operation, and completely replaces the original manual trolley sand feeding operation. However, when the existing mobile sand feeding trolley is used for continuously feeding sand, the sand outlet cannot be effectively sealed, and sand waste is easily caused.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems, the utility model provides the opening and closing mechanism for the sand box of the movable sand feeding trolley, which has the advantages of simple structure, convenience in use, capability of effectively sealing the sand outlet and simplicity in control.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the sand box opening and closing mechanism for the movable sand feeding trolley comprises a sand box, a first sand outlet, a second sand outlet, a connecting piece, a gate plate and an electric push rod, wherein the first sand outlet is arranged on the sand box;
the sand box with electric putter's stiff end is all installed on last sand dolly, first sand outlet is installed the bottom of sand box, the connecting piece is the open spatial cavity structure of one end, and the middle part is provided with link up the through-hole from top to bottom, the second sand outlet passes through the connecting piece is installed on the first sand outlet, the second sand outlet with first sand outlet intercommunication, the one end fixed mounting of flashboard is in electric putter's output, its other end cartridge is in the connecting piece, electric putter drives the flashboard stretches out or the withdrawal, when stretching out, the through-hole is sealed, when the withdrawal, the through-hole is opened.
The sand box of the opening and closing mechanism for moving the sand box of the sand feeding trolley is arranged on the sand feeding trolley, the first sand outlet, the connecting piece and the second sand outlet which are communicated form a sand guide channel for guiding sand in the sand box to flow out, and the electric push rod arranged on the sand feeding trolley can drive the gate plate to extend into the connecting piece to seal the through hole on the connecting piece so as to avoid the falling of the sand; the flashboard can be driven to be separated from the connecting piece, the through hole is opened, and sand grains fall freely. The opening and closing mechanism for the sand box of the movable sand feeding trolley is simple in structure, can effectively seal the sand outlet, does not need manual operation, is more convenient to use, and has high practicability.
Preferably, in the above technical solution, the first sand outlet and the second sand outlet are both vertically installed.
Preferably, in the above technical solution, an included angle between the plane where the connecting member is located and the center line of the first sand outlet and the center line of the second sand outlet is 60 degrees.
Preferably, in the above technical solution, the connecting member includes a first connecting plate and a second connecting plate;
the lower surface of the first connecting plate is provided with a first groove, the upper surface of the second connecting plate is provided with a second groove, the first connecting plate is fixedly installed on the first sand outlet, the second connecting plate is fixedly installed on the second sand outlet, the second connecting plate is fixedly installed on the first connecting plate, and the first groove and the second groove are arranged in opposite directions.
Preferably, in the above technical solution, the first connecting plate and the second connecting plate have the same length, the length of the second groove is greater than the length of the first groove, and the shutter is inserted into the connecting member and located in the first groove.
Preferably, in the above technical solution, the thickness of the gate plate is less than or equal to the depth of the first groove.
Preferably, in the above technical scheme, when the through hole is in a closed state, a distance between the upper surface of the gate plate and the bottom of the first groove is 2 mm.
Preferably, in the above technical solution, an inner diameter of the second sand outlet is greater than or equal to an inner diameter of the first sand outlet.
Drawings
The utility model will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of the sand box opening and closing mechanism of the movable sand feeding trolley provided by the utility model when the sand box is opened;
FIG. 2 is a schematic view of the sand box of the movable sand feeding trolley in FIG. 1 when the opening and closing mechanism is closed.
Reference numerals:
the sand box comprises a sand box 1, an electric push rod 2, a first sand outlet 3, a second sand outlet 4, a gate plate 5, a first connecting plate 6 and a second connecting plate 7.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1 and 2, the opening and closing mechanism for the sand box 1 of the movable sand feeding trolley provided by the utility model comprises the sand box 1, and further comprises a first sand outlet 3, a second sand outlet 4, a connecting piece, a gate plate 5 and an electric push rod 2;
the stiff end of sand box 1 and electric putter 2 is all installed on last sand dolly, first sand outlet 3 is installed in the bottom of sand box 1, the connecting piece is the open three-dimensional cavity structure of one end, and the middle part is provided with link up the through-hole from top to bottom, second sand outlet 4 passes through the connecting piece and installs on first sand outlet 3, second sand outlet 4 and first sand outlet 3 intercommunication, the one end fixed mounting of flashboard 5 is at electric putter 2's output, its other end cartridge is in the connecting piece, electric putter 2 drives flashboard 5 and stretches out or the withdrawal, when stretching out, the through-hole is sealed, during the withdrawal, the through-hole is opened.
The sand box 1 of the movable sand feeding trolley is arranged on the sand feeding trolley by the sand box 1 of the opening and closing mechanism, the communicated first sand outlet 3, the connecting piece and the second sand outlet 4 form a sand guide channel for guiding sand grains in the sand box 1 to flow out, and the electric push rod 2 arranged on the sand feeding trolley can drive the gate plate 5 to extend into the connecting piece to seal a through hole on the connecting piece so as to avoid the falling of the sand grains; the gate plate 5 can be driven to be separated from the connecting piece, the through hole is opened, and sand grains fall freely. The opening and closing mechanism for the sand box 1 of the movable sand feeding trolley has a simple structure, can effectively seal a sand outlet, does not need manual operation, is more convenient to use, and has high practicability.
As an embodiment, the first sand outlet 3 and the second sand outlet 4 are vertically installed.
The first sand outlet 3 and the second sand outlet 4 which are vertically arranged can ensure that sand in the sand box 1 flows out more smoothly and is less prone to blocking the sand outlets.
As an implementation mode, the included angle between the plane of the connecting piece and the central line of the first sand outlet 3 and the second sand outlet 4 is 60 degrees.
Adopt and go out the connecting piece that sand mouth central line contained angle is 60 degrees, can be better cooperate with flashboard 5 and seal, sealed effect is better, and the installation is also convenient.
As an embodiment, the connecting member comprises a first connecting plate 6 and a second connecting plate 7; the lower surface of first connecting plate 6 is provided with first recess, and the upper surface of second connecting plate 7 is provided with the second recess, and first connecting plate 6 fixed mounting is on first sand outlet 3, and second connecting plate 7 fixed mounting is on second sand outlet 4, and second connecting plate 7 fixed mounting is on first connecting plate 6, and first recess and second recess set up in opposite directions.
Through first recess and the second recess that sets up respectively on first connecting plate 6 and the second connecting plate 7, can enclose into a cavity structure, can accomodate flashboard 5, cooperation flashboard 5 that can be better seals the sand outlet.
In an embodiment, the first connecting plate 6 and the second connecting plate 7 have the same length, the second recess has a length greater than that of the first recess, and the shutter 5 is located in the first recess when inserted into the connecting member.
The gate plate 5 is located in the first groove, so that the sand outlet can be better sealed, and the sand is prevented from falling.
As an embodiment, the thickness of the shutter 5 is equal to or less than the depth of the first groove.
Make the flashboard 5 can be better accomodate in first recess completely, ensure the sealed effect of flashboard 5 to the sand outlet.
As an embodiment, the upper surface of the shutter 5 is spaced 2mm from the bottom of the first groove in the through-hole closed state.
When the flashboard 5 is sealed, the flashboard 5 is separated from the bottom of the first groove, the flashboard 5 cannot rub the first groove when being extended and retracted, and meanwhile, the gap of 2mm can well avoid sand grains from entering.
In one embodiment, the inner diameter of the second sand outlet 4 is equal to or larger than the inner diameter of the first sand outlet 3.
The sand flowing out through the first sand outlet 3 can enter the second sand outlet 4 more smoothly.
The foregoing embodiments are intended to illustrate that the utility model may be implemented or used by those skilled in the art, and modifications to the above embodiments will be apparent to those skilled in the art, and therefore the utility model includes, but is not limited to, the above embodiments, any methods, processes, products, etc., consistent with the principles and novel and inventive features disclosed herein, and fall within the scope of the utility model.
Claims (8)
1. The opening and closing mechanism for the sand box of the movable sand feeding trolley comprises the sand box and is characterized by further comprising a first sand outlet, a second sand outlet, a connecting piece, a gate plate and an electric push rod;
the sand box with electric putter's stiff end is all installed on last sand dolly, first sand outlet is installed the bottom of sand box, the connecting piece is the open spatial cavity structure of one end, and the middle part is provided with link up the through-hole from top to bottom, the second sand outlet passes through the connecting piece is installed on the first sand outlet, the second sand outlet with first sand outlet intercommunication, the one end fixed mounting of flashboard is in electric putter's output, its other end cartridge is in the connecting piece, electric putter drives the flashboard stretches out or the withdrawal, when stretching out, the through-hole is sealed, when the withdrawal, the through-hole is opened.
2. The sand box opening and closing mechanism of claim 1, wherein the first sand outlet and the second sand outlet are vertically arranged.
3. The sand box opening and closing mechanism of claim 2, wherein the included angle between the plane of the connecting piece and the center line of the first sand outlet and the center line of the second sand outlet is 60 degrees.
4. The flask opening and closing mechanism for a mobile sanding trolley of claim 1 wherein the linkage comprises a first linkage plate and a second linkage plate;
the lower surface of the first connecting plate is provided with a first groove, the upper surface of the second connecting plate is provided with a second groove, the first connecting plate is fixedly installed on the first sand outlet, the second connecting plate is fixedly installed on the second sand outlet, the second connecting plate is fixedly installed on the first connecting plate, and the first groove and the second groove are arranged in opposite directions.
5. The sand box opening and closing mechanism of claim 4 wherein said first connecting plate and said second connecting plate are of the same length, said second recess is longer than said first recess, and said shutter plate is positioned in said first recess when inserted into said connecting member.
6. The sand box opening and closing mechanism of claim 5, wherein the thickness of the gate plate is less than or equal to the depth of the first groove.
7. The sand box opening and closing mechanism of claim 6, wherein the upper surface of the gate plate is spaced from the bottom of the first groove by a distance of 2mm when the through hole is in a closed state.
8. The sand box opening and closing mechanism of the movable sand feeding trolley as claimed in claim 1, wherein the inner diameter of the second sand outlet is larger than or equal to the inner diameter of the first sand outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289984.8U CN215544758U (en) | 2021-09-22 | 2021-09-22 | Opening and closing mechanism for sand box of movable sand feeding trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122289984.8U CN215544758U (en) | 2021-09-22 | 2021-09-22 | Opening and closing mechanism for sand box of movable sand feeding trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215544758U true CN215544758U (en) | 2022-01-18 |
Family
ID=79851609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122289984.8U Expired - Fee Related CN215544758U (en) | 2021-09-22 | 2021-09-22 | Opening and closing mechanism for sand box of movable sand feeding trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215544758U (en) |
-
2021
- 2021-09-22 CN CN202122289984.8U patent/CN215544758U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |