CN215730167U

CN215730167U - Thermal control automatic safety alarm device of thermal power plant

Info

Publication number: CN215730167U
Application number: CN202121613885.4U
Authority: CN
Inventors: 侯欢
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-02-01
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a thermal control automatic safety alarm device of a thermal power plant, which comprises a shell, wherein the top of the shell is provided with a through hole, connecting plates are fixedly connected at the top of the shell close to the front side and the rear side, two sliding plates are arranged between the two connecting plates, a shell, a filter screen, two sliding plates, a connecting rod, a clamping rod, a first box body, a second box body, a first sliding rod, a second sliding rod, a first semicircular block, a second semicircular block, a first inserting block, a second inserting block, a first reset spring, a second reset spring, a first rotating rod, a second rotating rod, a connecting plate and other parts are mutually matched, so that the shell convenient to open and close is sleeved outside the alarm to block dust pollution, the thermal control automatic safety alarm device has the characteristics of improving the device and the like, and the alarm device can automatically lift from the inner cavity of the shell by the mutual matching of the rotating shaft, the first connecting rod, the second connecting rod, the third connecting rod, a supporting plate and other parts, has the characteristics of convenient repair and maintenance, etc.

Description

Thermal control automatic safety alarm device of thermal power plant

Technical Field

The utility model relates to the technical field of thermal control, in particular to a thermal control automatic safety alarm device of a thermal power plant.

Background

The basic production process of the thermal power plant is that fuel is burnt in a boiler to heat water into steam, chemical energy of the fuel is converted into heat energy, the steam pressure pushes a steam turbine to rotate, the heat energy is converted into mechanical energy, and then the steam turbine drives a generator to rotate, and the mechanical energy is converted into electric energy. The thermal control of the thermal power plant comprises measurement and automatic control of various thermal parameters (such as temperature, pressure, liquid level, atmosphere, flow rate, flow velocity and the like) of the thermal power plant. The thermotechnical measurement is a basic means for checking thermotechnical process, and the automatic control is an important measure for ensuring the thermotechnical equipment to maintain the optimal state. The thermotechnical measurement and automatic control instrument is correctly installed and used, so that the working state of the thermotechnical equipment can be correctly and timely known and controlled, and the safe operation of the equipment is ensured.

Because dust concentration is great among the thermal power plant, current autoalarm all directly uses, leads to the dust to pollute inside the alarm very easily, influences device precision to current alarm is connected fixedly, is not convenient for repair and maintenance.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a thermal control automatic safety alarm device of a thermal power plant.

One of the purposes of the utility model is realized by adopting the following technical scheme:

a thermal control automatic safety alarm device of a thermal power plant comprises a shell, wherein the top of the shell is provided with a through hole, the top of the shell is fixedly connected with connecting plates at the positions close to the front side and the rear side, two sliding plates are arranged between the two connecting plates, one side close to the connecting plates is provided with a first sliding groove, the front side and the rear side of each sliding plate extend to the inner cavity of the adjacent first sliding groove, one side far away from the two sliding plates is provided with a clamping mechanism, the inner cavity of the shell is provided with a supporting plate, the left side and the right side of the inner cavity of the shell are provided with second sliding grooves, the left side and the right side of the supporting plate extend to the inner cavity of the adjacent second sliding groove, the top of the supporting plate is provided with an alarm body, the inner cavity of the shell is provided with two rotating shafts close to the bottom, and the front ends and the rear ends of the two rotating shafts are movably connected with the inner cavity side wall of the shell, two the outer wall of pivot is close to equal fixedly connected with head rod, two of front end department the top of head rod all with the articulated of adjacent slide, the front side swing joint of backup pad has two third connecting rods, two the front side of third connecting rod is close to bottom department and all has the second connecting rod, two through connecting a swing joint the bottom of second connecting rod all with the outer wall fixed connection of adjacent pivot, be located left the top of slide is close to the first box body of right side department fixedly connected with, is located right the top of slide is close to left side department fixedly connected with second box body.

Further, fixture includes the connecting rod, two one side that the connecting rod is close to mutually all with slide fixed connection, two near top department the equal fixedly connected with clamping bar in bottom of connecting rod, the left and right sides of casing is close to top department and all has seted up the through-hole, two the one end that the clamping bar is close to mutually all runs through the inner chamber of adjacent through-hole, and extends to the inner chamber of casing.

Further, the inner chamber of first box body is equipped with first semicircle piece, the first bull stick of the equal fixedly connected with in first semicircle piece top and bottom, two the one end that first bull stick was kept away from mutually all with the inner chamber swing joint of first box body, first opening has been seted up on the right side of first box body, the right side of first semicircle piece runs through the open-ended inner chamber, and extends to the outside of first box body, the inner chamber of second box body is equipped with second semicircle piece, the equal fixedly connected with second bull stick in second semicircle piece top and bottom, two the one end that the second bull stick was kept away from mutually all with the inner chamber swing joint of second box body, the second opening has been seted up in the left side of second box body, the left side of second semicircle piece runs through the open-ended inner chamber, and extends to the outside of second box body.

Furthermore, the right side of the first box body is close to a first inserting block fixedly connected with the bottom, and the left side of the second box body is close to a second inserting block fixedly connected with the top.

Further, the left side fixedly connected with first slide bar of first semicircle piece, the first reset spring of left side fixedly connected with of first slide bar, department fixed connection in the middle of first box body left side, the front side of first box body is seted up first fluting, the front end of first slide bar runs through adjacent first slotted inner chamber, and extends to the front side of first box body, the right side fixedly connected with second slide bar of second semicircle piece, the right side fixedly connected with second reset spring of second slide bar, department fixed connection in the middle of right side of right-hand member and the second box body right side of second reset spring, the rear side of second box body is seted up the second fluting, the rear end of second slide bar runs through adjacent second slotted inner chamber, and extends to the rear side of second box body.

Furthermore, the left and right sides of casing is close to bottom department and all has seted up the vent, two the equal fixedly connected with size in one side that the vent inner chamber was kept away from mutually rather than the filter screen that matches each other.

Furthermore, the rear side of casing is close to left side department fixedly connected with warning light, the rear side of casing is close to right side department fixedly connected with bee calling organ.

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

1. according to the utility model, through the mutual matching of the components such as the shell, the filter screen, the sliding plate, the connecting rod, the clamping rod, the first box body, the second box body, the first sliding rod, the second sliding rod, the first semicircular block, the second semicircular block, the first inserting block, the second inserting block, the first return spring, the second return spring, the first rotating rod, the second rotating rod, the connecting plate and the like, the shell convenient for switching is sleeved outside the alarm to prevent dust pollution, and the device has the characteristics of improving the precision and the like;

2. the sliding plate alarm is automatically lifted from the inner cavity of the shell through the mutual matching of the rotating shaft, the first connecting rod, the second connecting rod, the third connecting rod, the supporting plate and the like, and has the characteristics of convenience in repair and maintenance and the like.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a top view of the open position of the present invention;

FIG. 3 is a left side view of the component slide of the present invention;

FIG. 4 is a top view of a first semicircle block of the component of the utility model.

In the figure: 1. a housing; 2. a filter screen; 3. a slide plate; 4. a connecting rod; 5. a clamping bar; 6. a rotating shaft; 7. a first connecting rod; 8. a second connecting rod; 9. a third connecting rod; 10. a support plate; 11. an alarm body; 12. a first case; 13. a second box body; 14. a first slide bar; 15. a second slide bar; 16. a first semicircular block; 17. a second semicircular block; 18. a first insert block; 19. a second insert block; 20. a first return spring; 21. a second return spring; 22. a first rotating lever; 23. a second rotating rod; 24. a warning light; 25. a buzzer; 26. a clamping mechanism; 27. a connecting plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

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

Referring to fig. 1 to 4, a thermal control automatic safety alarm device of a thermal power plant comprises a housing 1, a through hole is formed at the top of the housing 1, connecting plates 27 are fixedly connected at positions of the top of the housing 1 close to the front side and the rear side, two sliding plates 3 are arranged between the two connecting plates 27, first sliding grooves are formed at positions of the connecting plates 27 close to the front side and the rear side, the front side and the rear side of each sliding plate 3 extend to inner cavities of adjacent first sliding grooves, clamping mechanisms 26 are arranged at positions of the two sliding plates 3 far away from each other, a supporting plate 10 is arranged in the inner cavity of the housing 1, second sliding grooves are formed at positions of the left side and the right side of the inner cavity of the housing 1, the left side and the right side of the supporting plate 10 extend to inner cavities of adjacent second sliding grooves, an alarm body 11 is arranged at the top of the supporting plate 10, two rotating shafts 6 are arranged at positions of the inner cavity of the housing 1 close to the bottom, and the front ends and the rear ends of the two rotating shafts 6 are movably connected with side walls of the inner cavity of the housing 1, the outer walls of the two rotating shafts 6 are fixedly connected with first connecting rods 7 close to the front ends, the top ends of the two first connecting rods 7 are hinged with the adjacent sliding plates 3, the front side of the supporting plate 10 is movably connected with two third connecting rods 9, the front sides of the two third connecting rods 9 close to the bottom ends are movably connected with second connecting rods 8 through connecting shafts, the bottom ends of the two second connecting rods 8 are fixedly connected with the outer walls of the adjacent rotating shafts 6, the top part of the sliding plate 3 on the left side close to the right side is fixedly connected with a first box body 12, the top part of the sliding plate 3 on the right side close to the left side is fixedly connected with a second box body 13, the clamping mechanism 26 comprises connecting rods 4, the side of the two connecting rods 4 close to the top part is fixedly connected with the sliding plate 3, the bottom ends of the two connecting rods 4 are fixedly connected with clamping rods 5, and through holes are formed in the positions of the left side and the right side of the shell 1 close to the top part, the ends of the two clamping rods 5 close to each other penetrate through the inner cavities of the adjacent through holes and extend to the inner cavity of the shell 1, the inner cavity of the first box body 12 is provided with a first semicircular block 16, the top and the bottom of the first semicircular block 16 are fixedly connected with first rotating rods 22, the ends of the two first rotating rods 22 far away from each other are movably connected with the inner cavity of the first box body 12, the right side of the first box body 12 is provided with a first opening, the right side of the first semicircular block 16 penetrates through the opened inner cavity and extends to the outer side of the first box body 12, the inner cavity of the second box body 13 is provided with a second semicircular block 17, the top and the bottom of the second semicircular block 17 are fixedly connected with second rotating rods 23, the ends of the two second rotating rods 23 far away from each other are movably connected with the inner cavity of the second box body 13, the left side of the second box body 13 is provided with a second opening, the left side of the second semicircular block 17 penetrates through the opened inner cavity and extends to the outer side of the second box body 13, a first inserting block 18 is fixedly connected to the position, close to the bottom, of the right side of the first box body 12, a second inserting block 19 is fixedly connected to the position, close to the top, of the left side of the second box body 13, a first sliding rod 14 is fixedly connected to the left side of the first semicircular block 16, a first return spring 20 is fixedly connected to the left side of the first sliding rod 14, the left end of the first return spring 20 is fixedly connected to the middle of the left side of the inner cavity of the first box body 12, a first groove is formed in the front side of the first box body 12, the front end of the first sliding rod 14 penetrates through the inner cavity of the adjacent first groove and extends to the front side of the first box body 12, a second sliding rod 15 is fixedly connected to the right side of the second semicircular block 17, a second return spring 21 is fixedly connected to the right side of the second sliding rod 15, the right end of the second return spring 21 is fixedly connected to the middle of the right side of the inner cavity of the second box body 13, a second groove is formed in the rear side of the second box body 13, and the rear end of the second sliding rod 15 penetrates through the inner cavity of the adjacent second groove, and extend to the rear side of second box body 13, the vent has all been seted up to the left and right sides of casing 1 near bottom department, and the equal fixedly connected with size in one side that two vent inner chambers were kept away from mutually rather than the filter screen 2 that matches each other, and the rear side of casing 1 is close to left side department fixedly connected with warning light 24, and the rear side of casing 1 is close to right side department fixedly connected with bee calling organ 25.

The working principle is as follows: when the alarm is used, firstly, the device is installed at a working place, then the alarm body 11 is connected through an external power supply, the two sliding plates 3 are pushed inwards, the two sliding plates 3 respectively drive the first box body 12 and the second box body 13 to move inwards, the first box body 12 and the second box body 13 respectively drive the first inserting block 18 and the second inserting block 19 to move inwards, the first inserting block 18 and the second inserting block 19 are close to each other and are respectively inserted into the inner cavities of the second box body 13 and the first box body 12, the second semicircular block 16 and the first semicircular block 17 are simultaneously pushed to rotate, the second return spring 21 and the first return spring 20 are pulled to extend through the second sliding rod 15 and the first sliding rod 14, when the two sliding plates 3 are contacted, the first inserting block 18 and the second inserting block 19 do not apply pressure on the second semicircular block 16 and the first semicircular block 17, the second return spring 21 and the first return spring 20 are contracted to drive the second semicircular block 16 and the first semicircular block 17 to return through the second sliding rod 15 and the first sliding rod 14, the alarm device is clamped with a first insertion block 18 and a second insertion block 19, so that two sliding plates 3 are fixed, a shell 1 is closed, the two sliding plates 3 drive two clamping rods 5 to move inwards through adjacent connecting rods 4 to clamp and fix an alarm body 11, and because the concentration of dust in a thermal power plant is high, the conventional automatic alarm device is directly used, so that the dust is easy to pollute the inside of the alarm device, the precision of the device is influenced, the dust is blocked by arranging a sealing shell, the precision of the device is improved, when the device needs to be repaired and maintained, a first sliding rod 14 and a second sliding rod 15 are pushed inwards to drive a first semicircular block 16 and a second semicircular block 17 to rotate, so that the first semicircular block 16 and the second semicircular block 17 are not clamped with the first insertion block 18 and the second insertion block 19, then the two sliding plates 3 are pulled outwards, the two sliding plates 3 drive two rotating shafts 6 to rotate through adjacent first connecting rods 7, two pivot 6 drive two third connecting rods 9 through adjacent second connecting rod 8 and upwards remove, and two third connecting rods 9 drive backup pad 10 and upwards remove, and backup pad 10 drives alarm body 11 rebound to 1 top of casing, makes things convenient for the staff to repair and maintain.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides an automatic safety alarm device of thermal power plant's thermal control, includes casing (1), its characterized in that: the top of the shell (1) is provided with an opening, the top of the shell (1) is close to the front side and the rear side and is fixedly connected with connecting plates (27), two sliding plates (3) are arranged between the two connecting plates (27), one side of the connecting plates (27) close to each other is provided with a first sliding chute, the front side and the rear side of each sliding plate (3) are extended to the inner cavity of the adjacent first sliding chute, one side of each sliding plate (3) far away from each other is provided with a clamping mechanism (26), the inner cavity of the shell (1) is provided with a supporting plate (10), the left side and the right side of the inner cavity of the shell (1) are provided with second sliding chutes, the left side and the right side of each supporting plate (10) are extended to the inner cavity of the adjacent second sliding chutes, the top of each supporting plate (10) is provided with an alarm body (11), and the inner cavity of the shell (1) is provided with two rotating shafts (6) close to the bottom, the front end and the rear end of each of the two rotating shafts (6) are movably connected with the side wall of the inner cavity of the shell (1), the outer walls of the two rotating shafts (6) close to the front end are fixedly connected with first connecting rods (7), the top ends of the two first connecting rods (7) are hinged with the adjacent sliding plates (3), the front side swing joint of backup pad (10) has two third connecting rods (9), two the front side of third connecting rod (9) is close to bottom department and all has second connecting rod (8), two through connecting a swing joint the bottom of second connecting rod (8) all with the outer wall fixed connection of adjacent pivot (6), be located left the top of slide (3) is close to right side department fixedly connected with first box body (12), is located the right side the top of slide (3) is close to left side department fixedly connected with second box body (13).

2. The thermal control automatic safety alarm device of the thermal power plant as claimed in claim 1, wherein: fixture (26) include connecting rod (4), two one side that connecting rod (4) are close to mutually is close to top department all with slide (3) fixed connection, two the equal fixedly connected with clamping bar (5) in bottom of connecting rod (4), the through-hole has all been seted up near top department to the left and right sides of casing (1), two the one end that clamping bar (5) are close to mutually all runs through the inner chamber of adjacent through-hole, and extends to the inner chamber of casing (1).

3. The thermal control automatic safety alarm device of the thermal power plant as claimed in claim 1, wherein: the inner cavity of the first box body (12) is provided with a first semicircular block (16), the top and the bottom of the first semicircular block (16) are fixedly connected with first rotating rods (22), the two ends of the first rotating rods (22) which are far away from each other are movably connected with the inner cavity of the first box body (12), the right side of the first box body (12) is provided with a first opening, the right side of the first semicircular block (16) penetrates through the open-ended inner cavity and extends to the outer side of the first box body (12), the inner cavity of the second box body (13) is provided with a second semicircular block (17), the top and the bottom of the second semicircular block (17) are fixedly connected with second rotating rods (23), the two ends of the second rotating rods (23) which are far away from each other are movably connected with the inner cavity of the second box body (13), the left side of the second box body (13) is provided with a second opening, and the left side of the second semicircular block (17) penetrates through the open-ended inner cavity, and extends to the outside of the second container (13).

4. The thermal control automatic safety alarm device of the thermal power plant as claimed in claim 1, wherein: the right side of first box body (12) is close to bottom department fixedly connected with first inserted block (18), the left side of second box body (13) is close to top department fixedly connected with second inserted block (19).

5. A thermal control automated safety warning device of a thermal power plant as claimed in claim 3, characterized in that: the left side of the first semicircular block (16) is fixedly connected with a first sliding rod (14), the left side of the first sliding rod (14) is fixedly connected with a first reset spring (20), the left end of the first reset spring (20) is fixedly connected with the middle of the left side of an inner cavity of a first box body (12), the front side of the first box body (12) is provided with a first slot, the front end of the first sliding rod (14) penetrates through the inner cavity of an adjacent first slot and extends to the front side of the first box body (12), the right side of the second semicircular block (17) is fixedly connected with a second sliding rod (15), the right side of the second sliding rod (15) is fixedly connected with a second reset spring (21), the right end of the second reset spring (21) is fixedly connected with the middle of the right side of the inner cavity of the second box body (13), the rear side of the second box body (13) is provided with a second slot, and the rear end of the second sliding rod (15) penetrates through the inner cavity of an adjacent second slot, and extends to the rear side of the second container (13).

6. The thermal control automatic safety alarm device of the thermal power plant as claimed in claim 1, wherein: the left and right sides of casing (1) are close to bottom department and all have seted up the vent, two the equal fixedly connected with size in one side that the vent inner chamber was kept away from mutually rather than filter screen (2) that match each other.

7. The thermal control automatic safety alarm device of the thermal power plant as claimed in claim 1, wherein: the rear side of casing (1) is close to left side department fixedly connected with warning light (24), the rear side of casing (1) is close to right side department fixedly connected with bee calling organ (25).