CN216391781U

CN216391781U - DCS is to variable frequency control device of 1,4 butanediol feed pump

Info

Publication number: CN216391781U
Application number: CN202123184070.1U
Authority: CN
Inventors: 水生洲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-04-26
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a frequency conversion control device of a DCS (distributed control System) on a feeding pump of 1,4 butanediol, relating to the technical field of frequency conversion control devices. When the automatic heat dissipation device is used, the inserting rod is pulled to move out of the inserting slot, the two reset springs are in a stretching state, so that the two racks are far away from each other under the action of the two reset springs, the two connecting plates are driven to be far away from each other, the two upper closing plates and the two lower closing plates are driven to be far away from each other, heat dissipation holes are opened, then the heat dissipation fan is started, heat can be dissipated to the controller through the heat dissipation fan, the controller is prevented from being overheated, meanwhile, the cleaning brush cleans the filter screen, and the heat dissipation effect is improved.

Description

DCS is to variable frequency control device of 1,4 butanediol feed pump

Technical Field

The utility model relates to the technical field of variable frequency control devices, in particular to a variable frequency control device of a DCS (distributed control System) for a 1,4 butanediol feeding pump.

Background

1,4 butanediol is an important organic chemical industry and fine chemical industry raw materials, and it needs to use the charge pump to carry out the feed in process of production, and the charge pump generally adopts the controller in the control box to carry out frequency conversion control.

Current control box need dispel the heat in the use, for preventing that dust from getting into the control box influence the heat dissipation, generally can set up the filter screen, but when not using, the filter screen also is the open mode, and the dust will get into through the filter screen for a long time to influence the radiating effect in later stage, for this we have proposed the variable frequency control device of a DCS to the feed pump of 1,4 butanediol.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide a DCS is to variable frequency control device of 1,4 butanediol's charge pump to solve the current control box that provides in the above-mentioned background art and need dispel the heat in the use, in order to prevent that the dust from getting into the control box influence heat dissipation, generally can set up the filter screen, but when not using, the filter screen also is the open mode, and the dust will pass through the filter screen entering for a long time, thereby influences the radiating effect's in later stage problem.

In order to achieve the above purpose, the present application provides the following technical solutions: a DCS is to the variable frequency control device of 1,4 butanediol feed pump, including the feed pump, the lateral part of feed pump installs the control box, install the controller in the control box, install the heat dissipation fan on the top side inner wall of control box, all seted up the louvre on the both sides inner wall of control box, all install the filter screen in two the louvre, seted up two sliding chamber on the control box, two the sliding chamber is respectively with two the louvre is linked together, two sliding chamber all slidable mounting have two closed plates, two the closed plate that lies in same side install the cleaning brush through elastic mechanism, two the side that the cleaning brush is close to each other contacts, two the cleaning brush all contacts with the lateral part of the filter screen that is close to each other, two the lateral part that the sliding chamber is close to each other all seted up flexible hole, two telescopic downthehole slidable mounting have two connecting plates, the connecting plate is connected with the two closing plates, the racks are mounted on the side portions of the two connecting plates, the two racks are meshed with the gear, the fixing mechanism is mounted on the side portion of the gear, and one ends, far away from each other, of the two racks are connected with the inner walls of the top side and the bottom side of the control box respectively through two reset springs.

Preferably, the elastic mechanism comprises two screw rods arranged on the side part of the closed plate, an extrusion spring and an L-shaped rod are sleeved on the two screw rods, two ends of the extrusion spring are respectively contacted with the L-shaped rod and the side part of the extrusion spring, and a locking unit for locking the L-shaped rod is sleeved on the screw rods.

Preferably, fixed establishment is including offering in rotation hole on the inner wall of feed pump one side, the pivot is installed to the lateral part of gear, the one end of pivot is run through rotate the hole and install the rolling disc, the card hole has been seted up to the lateral part of rolling disc, the downthehole slidable mounting of card has the inserted bar, a plurality of slots have evenly been seted up on one side inner wall of feed pump, the one end of inserted bar extends to one of them in the slot.

Preferably, the side of the gear and the rotary disk adjacent to each other is in contact with an inner wall of one side of the feed pump and a side of the feed pump, respectively.

Preferably, the locking unit comprises a nut which is sleeved on the screw rod in a threaded manner, and the side part of the nut is in contact with the side part of the L-shaped rod.

Preferably, the width of the sliding cavity is greater than the width of the heat dissipation hole, and the height of the sliding cavity is greater than four times of the height of the closing plate.

In conclusion, the technical effects and advantages of the utility model are as follows:

when the automatic heat dissipation device is used, the inserting rod is pulled to move out of the inserting slot, the two reset springs are in a stretching state, so that the two racks are far away from each other under the action of the two reset springs, the two connecting plates are driven to be far away from each other, the two upper closing plates and the two lower closing plates are driven to be far away from each other, heat dissipation holes are opened, then the heat dissipation fan is started, heat can be dissipated to the controller through the heat dissipation fan, the controller is prevented from being overheated, meanwhile, the cleaning brush cleans the filter screen, and the heat dissipation effect is improved.

According to the utility model, the cleaning brush is driven to move in the moving process of the closing plate through the arrangement of the elastic mechanism, and the cleaning brush is enabled to move close to the filter screen under the action force of the extrusion spring because the extrusion spring is in a stretching state, so that dust is effectively removed, and the gear can be fixed through the insertion rod moving into the slot, so that the position of the gear can be fixed when the gear is not used, and the dust is prevented from entering the control box.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the control box of FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2;

FIG. 4 is a schematic diagram of an internal perspective structure in an embodiment of the present application;

FIG. 5 is a schematic perspective view of the filter screen-free structure of FIG. 4;

fig. 6 is an enlarged schematic view of a portion a in fig. 5.

In the figure: 1. a feed pump; 2. a control box; 3. filtering with a screen; 4. a closing plate; 5. a telescopic hole; 6. a connecting plate; 7. a rack; 8. a gear; 9. rotating the disc; 10. inserting a rod; 11. a return spring; 12. a controller; 13. a heat dissipation fan; 14. a cleaning brush; 15. an L-shaped rod; 16. a screw; 17. a nut; 18. a compression spring; 19. and (4) a slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-6, a frequency conversion control device of a DCS (distributed control system) for 1, 4-butanediol feed pump comprises a feed pump 1, a control box 2 is installed at the side of the feed pump 1, a controller 12 is installed in the control box 2, a heat dissipation fan 13 is installed on the inner wall of the top side of the control box 2, heat dissipation holes are formed in the inner walls of the two sides of the control box 2, filter screens 3 are installed in the two heat dissipation holes, two sliding cavities are formed in the control box 2 and are respectively communicated with the two heat dissipation holes, two closing plates 4 are installed in the two sliding cavities in a sliding manner, cleaning brushes 14 are installed on the two closing plates 4 positioned on the same side through elastic mechanisms, the two cleaning brushes 14 are contacted with the side parts close to each other, the two cleaning brushes 14 are contacted with the side parts close to the filter screens 3, telescopic holes 5 are formed in the side parts close to each other of the two sliding cavities, two connecting plates 6 are installed in the two telescopic holes 5 in a sliding manner, the connecting plate 6 that is located the top is connected with two closed plates 4 that are located the top, and the connecting plate 6 that is located the below is connected with two closed plates 4 that are located the below, and rack 7 is all installed to the lateral part of two connecting plates 6, and two rack 7 meshes has gear 8, and fixed establishment is installed to the lateral part of gear 8, and the one end that two racks 7 kept away from each other is connected with the top side and the bottom side inner wall of control box 2 through two reset spring 11 respectively.

Borrow by above-mentioned structure, open fixed establishment, because two reset spring 11 are in tensile state, so make two racks 7 keep away from each other under two reset spring 11's effect, thereby drive two connecting plates 6 and keep away from each other, thereby drive two closing plate 4 that are located the top and two closing plate 4 that are located the below and keep away from each other, thereby make the louvre open, then start heat dissipation fan 13, can dispel the heat to controller 12 through heat dissipation fan 13, thereby prevent that controller 12 from being overheated, cleaning brush 14 cleans filter screen 3 simultaneously, and the heat radiating effect is improved.

The elastic mechanism comprises two screw rods 16 arranged on the side part of the closing plate 4, the two screw rods 16 are respectively sleeved with an extrusion spring 18 and an L-shaped rod 15, two ends of the extrusion spring 18 are respectively contacted with the side parts of the L-shaped rod 15 and the extrusion spring 18, and the screw rods 16 are sleeved with locking units for locking the L-shaped rods 15. Through the arrangement of the elastic mechanism, the cleaning brush 14 is driven to move in the moving process of the closing plate 4, and the extrusion spring 18 is in a stretching state, so that the cleaning brush 14 moves close to the filter screen 3 under the action force of the extrusion spring 18, and dust is effectively removed.

The fixed establishment is including offering the rotation hole on the inner wall of 1 one side of feed pump, and the pivot is installed to the lateral part of gear 8, and the one end of pivot runs through and rotates the hole and install rolling disc 9, and the card hole has been seted up to the lateral part of rolling disc 9, and sliding mounting has inserted bar 10 in the card hole, has evenly seted up a plurality of slots 19 on the inner wall of one side of feed pump 1, and the one end of inserted bar 10 extends to in one of them slot 19. The gear 8 can be fixed by moving the insert rod 10 into the slot 19, so that the position of the gear 8 can be fixed when not in use, and dust is prevented from entering the control box 2.

The sides of the gear wheel 8 and the rotary disc 9 which are adjacent to each other are in contact with one side inner wall of the feed pump 1 and the side of the feed pump 1, respectively. This has the advantage that the gear wheel 8 can be limited.

The locking unit comprises a nut 17 threaded onto the threaded rod 16, the side of the nut 17 being in contact with the side of the L-shaped rod 15. When the cleaning brush 14 is required to be cleaned, only the nut 17 needs to be rotated, so that the cleaning brush 14 can be detached and is convenient to use.

The width of the sliding cavity is larger than the width of the heat dissipation holes, and the height of the sliding cavity is larger than four times of the height of the closing plate 4. This has the advantage that it allows for escape and allows for an open space for the closure plate 4.

This practical theory of operation:

when the cleaning brush is used, the inserting rod 10 is pulled to move out of the slot 19, the two return springs 11 are in a stretching state, so that the two racks 7 are far away from each other under the action of the two return springs 11, the two connecting plates 6 are driven to be far away from each other, the two closing plates 4 positioned above and the two closing plates 4 positioned below are driven to be far away from each other, heat dissipation holes are opened, the heat dissipation fan 13 is started, the controller 12 can dissipate heat through the heat dissipation fan 13, the controller 12 is prevented from being overheated, the cleaning brush 14 is driven to move in the moving process of the closing plates 4, the cleaning brush 14 is enabled to move close to the filter screen 3 under the action force of the extrusion spring 18 due to the fact that the extrusion spring 18 is in the stretching state, the filter screen 3 is cleaned, the heat dissipation effect is improved, and when the cleaning brush 14 is needed, only the nut 17 needs to be rotated, and the cleaning brush 14 can be detached, is convenient for use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a DCS is to variable frequency control device of 1,4 butanediol feed pump, includes feed pump (1), control box (2) are installed to the lateral part of feed pump (1), install controller (12), its characterized in that in control box (2): a heat dissipation fan (13) is installed on the inner wall of the top side of the control box (2), heat dissipation holes are formed in the inner walls of the two sides of the control box (2), filter screens (3) are installed in the two heat dissipation holes, two sliding cavities are formed in the control box (2), the two sliding cavities are communicated with the two heat dissipation holes respectively, two closing plates (4) are installed in the two sliding cavities in a sliding mode, cleaning brushes (14) are installed on the two closing plates (4) located on the same side through elastic mechanisms, the side portions, close to each other, of the two cleaning brushes (14) are in contact with the side portions, close to each other, of the filter screens (3), telescopic holes (5) are formed in the side portions, close to each other, of the two sliding cavities, and two connecting plates (6) are installed in the telescopic holes (5) in a sliding mode, the connecting plate (6) that is located the top is connected with two that are located the top closure plate (4), is located the below connecting plate (6) is connected with two that are located the below closure plate (4), two rack (7), two are all installed to the lateral part of connecting plate (6) rack (7) meshing has gear (8), fixed establishment is installed to the lateral part of gear (8), two the top side and the bottom side inner wall connection of rack (7) one end of keeping away from each other respectively through two reset spring (11) and control box (2).

2. A device for the variable-frequency control of a DCS-to-1, 4-butanediol feed pump according to claim 1, characterized in that: the elastic mechanism comprises two screw rods (16) arranged on the side portion of the closing plate (4), an extrusion spring (18) and an L-shaped rod (15) are sleeved on the two screw rods (16), two ends of the extrusion spring (18) are respectively in contact with the L-shaped rod (15) and the side portion of the extrusion spring (18), and a locking unit used for locking the L-shaped rod (15) is sleeved on the screw rods (16).

3. A device for the variable-frequency control of a DCS-to-1, 4-butanediol feed pump according to claim 1, characterized in that: fixed establishment is including offering in rotation hole on feeding pump (1) one side inner wall, the pivot is installed to the lateral part of gear (8), the one end of pivot runs through rotate the hole and install rolling disc (9), the card hole has been seted up to the lateral part of rolling disc (9), slidable mounting has inserted bar (10) in the card hole, a plurality of slots (19) have evenly been seted up on one side inner wall of feeding pump (1), the one end of inserted bar (10) extends to one of them in slot (19).

4. A variable frequency control device of a DCS-to-1, 4-butanediol feed pump according to claim 3, characterized in that: one side of the gear (8) and one side of the rotating disc (9) close to each other are respectively contacted with the inner wall of one side of the feeding pump (1) and the side of the feeding pump (1).

5. A device for the variable-frequency control of a DCS-to-1, 4-butanediol feed pump according to claim 2, characterized in that: the locking unit comprises a nut (17) sleeved on the screw rod (16) in a threaded mode, and the side portion of the nut (17) is in contact with the side portion of the L-shaped rod (15).

6. A device for the variable-frequency control of a DCS-to-1, 4-butanediol feed pump according to claim 1, characterized in that: the width of the sliding cavity is larger than that of the heat dissipation holes, and the height of the sliding cavity is larger than four times of the height of the closing plate (4).