CN217481340U

CN217481340U - Protective device

Info

Publication number: CN217481340U
Application number: CN202220769915.9U
Authority: CN
Inventors: 马忠南; 宋振梁; 郝建宽; 丛述广; 蒋立军; 孔晓明; 张强; 静锴; 肖永国; 燕宇; 刘喆; 北迪; 姜倩妮; 于沐阳; 辛泽宇
Original assignee: Huaneng Dalian Thermal Power Co Ltd
Current assignee: Huaneng Dalian Thermal Power Co Ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-23
Anticipated expiration: 2032-04-01

Abstract

The utility model provides a protection device, which comprises a protection housing body, wherein the protection housing body is composed of four plastic plates, a side plate at one side of the protection housing body is arranged to be a U-shaped plate, a vertical module support is fixedly connected with an inner bottom plate of the protection housing body, a manual brake-off module is fixedly connected with the top end of the module support, the top part of the manual brake-off module is connected with one end of a brake-off handle, two oil supply and return pipelines are horizontally arranged at one side of the manual brake-off module, one ends of the two oil supply and return pipelines, which are far away from the manual brake-off module, pass through the hollow part of the U-shaped plate and extend to the outer side of the protection housing body, a brake-off handle stabilizing spring is arranged at the upper position of the hollow part of the U-shaped plate, the brake-off handle stabilizing spring is connected with the other end of the brake-off handle, the utility model utilizes the sealing performance of the protection housing, the manual brake handle can be prevented from being touched by mistake, the appearance is attractive, the atmosphere is high, and the illustrative example of industrial production field civilized production is improved.

Description

Protective device

Technical Field

The utility model relates to a technical field of industrial steam turbine speed governing system installation specifically is a protection device.

Background

In the process of operating an industrial steam turbine, a set of hydraulic speed regulation system is often adopted, and the system is used for controlling each main valve of the steam turbine and regulating the opening and closing of the valves so as to control the load of the steam turbine. The system is usually provided with a set of mechanical flyweight protection device, two sets of electric overspeed protection devices and a set of on-site manual brake opening device. However, the manual brake-opening devices configured in the steam turbine manufacturers in China at present are generally in an exposed type, and do not meet the part 3 of the technical specification of electric power construction: and (4) requirements of a turbo generator set. In addition, the exposed manual brake opening device is adopted, so that the condition of mistaken touch is very easy to occur in the daily inspection and peripheral equipment operation processes, the steam turbine is tripped and shut down, and unnecessary loss of enterprises is caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a protection device for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a protection device comprises a protection housing body, wherein the protection housing body is composed of four plastic plates, a side plate on one side of the protection housing body is arranged to be a U-shaped plate, a vertical module support is fixedly connected to an inner bottom plate of the protection housing body, a manual brake-striking module is fixedly connected to the top end of the module support, the top of the manual brake-striking module is connected with one end of a brake-striking handle, two oil supply and return pipelines are horizontally arranged on one side of the manual brake-striking module, one ends, far away from the manual brake-striking module, of the two oil supply and return pipelines penetrate through the hollow part of the U-shaped plate and extend to the outer side of the protection housing body, a brake-striking handle stabilizing spring is installed on the upper hollow position of the U-shaped plate and is connected with the other end of the brake-striking handle, a mouse baffle plate is installed on the lower hollow position of the U-shaped plate and is located below the oil supply and return pipelines, the upper cover of the protective housing body is movably connected with the side plate of the protective housing body through an upper cover hinge.

Furthermore, four screw holes are formed in two sides of the position, which is located in the hollow lower portion of the U-shaped plate, respectively.

Furthermore, the four corners of the mouse baffle plate are provided with mouse baffle plate fixing screws, and each mouse baffle plate fixing screw is matched with a screw hole.

Furthermore, the bottom of both sides of protection housing body all bonds and installs PMKD.

Furthermore, two all be equipped with bottom plate set screw on the PMKD.

Further, four plastic plates are bonded together in an angle.

Furthermore, an upper cover handle is fixedly arranged on the upper surface of the upper cover of the protective housing body.

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

1. the utility model discloses utilize the seal of protection housing, can prevent that manual brake handle of beating from being bumped by the mistake, the image is pleasing to the eye, the atmosphere, improves the exemplar of the on-the-spot civilized production of industrial production to accord with newly-built unit "electric power construction technical specification 3 rd part: the requirement of a turbo generator set improves the probability of the newly built set passing through the whole set of pre-starting monitoring and detecting at one time.

2. When emergency occurs, the upper cover of the protective housing can be easily and quickly opened through the upper cover handle, and the brake-opening handle is quickly pulled, so that the on-site brake opening of the steam turbine is realized.

3. Easy dismounting, when manual brake device of beating overhauls, can harmless dismantlement fast, the maintenance work is carried out to the very first time.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a front view of the U-shaped plate of the present invention;

in the figure: 1. a protective housing body; 2. fixing screws of the mouse baffle plate; 3. an upper cover handle; 4. the upper cover is folded; 5. the brake handle stabilizes the spring; 6. an oil supply and return pipeline; 7. fixing a bottom plate; 8. a mouse baffle plate; 9. a brake-opening handle; 10. a manual brake opening module; 11. a module support; 12. a screw hole; 13. a U-shaped plate; 14. a bottom plate fixing screw; 15. a plastic panel.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

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 be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive 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, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-3, which show the protection device, comprising a protection housing body 1, wherein the protection housing body 1 is composed of four plastic boards 15, the four plastic boards 15 are bonded together in 90 degrees, the plastic boards 15 are made of transparent PVC material and are bonded by high-concentration 6283PVC glue, the PVC material has good transparency and is easy to observe; the hardness and the toughness are good, and the bump resistance is realized; the flame retardant property is good, and a certain fireproof effect can be achieved. And the side plate at one side of the protective cover shell body 1 is arranged into a U-shaped plate 13, the inner bottom plate of the protective cover shell body 1 is fixedly connected with a vertical module support 11, the top end of the module support 11 is fixedly connected with a manual brake-opening module 10, the top of the manual brake-opening module 10 is connected with one end of a brake-opening handle 9, and one side of the manual brake opening module 10 is horizontally provided with two oil supply and return pipelines 6, one end of each oil supply and return pipeline 6, which is far away from the manual brake opening module 10, passes through the hollow part of the U-shaped plate 13 and extends to the outer side of the protective housing body 1, the U-shaped plate 13 cavity is installed to the position on the higher side and is beaten the firm spring 5 of brake handle, beat the firm spring 5 of brake handle and link to each other with the other end of beating brake handle 9, beat the firm spring 5 of brake handle and be used for coming to beat brake handle 9 and stabilize to the tightness of spring can not influence the normal operating of beating brake handle 9. Four screw holes 12 have all been seted up to U template 13 cavity position both sides down, just mouse baffle 8 is installed to U template 13 cavity position down, mouse baffle 8's four corners all is equipped with mouse baffle fixed screw 2, every mouse baffle fixed screw 2 all with screw hole 12 phase-match, U template 13 hollow position mainly plays the effect of being convenient for the installation supplies oil return pipe 6. The mouse baffle plate 8 is positioned below the oil supply return pipeline 6, and the mouse baffle plate 8 prevents small organisms or other impurities from entering the interior of the protective housing from the lower part. The upper surface fixed mounting of the upper cover of the protective housing body 1 is provided with an upper cover handle 3, the upper cover of the protective housing body 1 is folded by the upper cover 4 to be movably connected with the side plate of the protective housing body 1, the upper cover of the protective housing can be quickly opened by utilizing the upper cover handle 3 and the upper cover to be folded by the upper cover 4, the brake handle 9 is rapidly pulled, and the on-site brake of the steam turbine is realized. The bottom of the two sides of the protective housing body 1 is provided with a fixing bottom plate 7 in a bonding mode, and the fixing bottom plate 7 is provided with a bottom plate fixing screw 14 and used for fixing the protective housing body 1 to a foundation through the fixing bottom plate 7 and the bottom plate fixing screw 14.

The utility model discloses a concrete operation as follows:

when the mouse trap is manufactured and installed, firstly, four plastic plates 15 with the same size are manufactured through transparent PVC materials, one plastic plate 15 is cut into a U-shaped plate 13, a brake handle stabilizing spring 5 is installed at the position, on the upper side, of the hollow part of the U-shaped plate 13 and used for stabilizing a brake handle 9, and a total of four screw holes 12 are drilled at two sides of the position, on the lower side, of the hollow part of the U-shaped plate 13 and used for installing and fixing a mouse trap 8. Then, high-concentration 6283PVC glue is respectively coated on the edge positions of the two long edges of the plastic plate 15 and the U-shaped plate 13, and the four plastic plates are bonded together in an angle of 90 degrees to form a cuboid housing which is hollow up and down. The upper cover is folded and fixed with the plastic plate 15 on the opposite side of the U-shaped plate 13 through the upper cover hinge 4, and a handle is arranged at the position of the upper cover, so that the convenient and quick opening and closing movement of the upper cover can be realized. And finally, a fixing bottom plate 7 with two bottom plate fixing screws 14 is respectively bonded and installed on each side of the bottom of the cuboid housing on the left side and the right side of the U-shaped plate 13 by high-concentration 6283PVC glue, and the fixing bottom plate is used for fixing the whole protection housing and the foundation.

When in use, under normal conditions, the cover plate at the upper part of the protective cover casing is in a closed state, thus forming a fully-closed protective function for the brake-off device and the brake-off handle 9. And the excellent transparency of the PVC plastic plate is utilized, the running state of the brake device can be observed at any time, and the oil leakage condition can be found in time. Under the emergency situation, the cover plate can be quickly opened through the upper cover handle 3, the brake handle 9 is pulled, and the unit is quickly stopped.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a protection device, including protective housing body (1), its characterized in that: the protective housing body (1) is composed of four plastic plates (15), a side plate on one side of the protective housing body (1) is provided with a U-shaped plate (13), an inner bottom plate of the protective housing body (1) is fixedly connected with a vertical module support (11), the top end of the module support (11) is fixedly connected with a manual brake-striking module (10), the top of the manual brake-striking module (10) is connected with one end of a brake-striking handle (9), two oil supply and return pipelines (6) are horizontally arranged on one side of the manual brake-striking module (10), one ends, far away from the manual brake-striking module (10), of the two oil supply and return pipelines (6) penetrate through the hollow part of the U-shaped plate (13) and extend to the outer side of the protective housing body (1), a brake-striking handle stabilizing spring (5) is installed on the position above the hollow part of the U-shaped plate (13), and the brake-striking handle stabilizing spring (5) is connected with the other end of the brake-striking handle (9), the mouse blocking plate (8) is installed at the position, which is slightly lower than the hollow part of the U-shaped plate (13), the mouse blocking plate (8) is located below the oil return pipeline (6), and the upper cover of the protective housing body (1) is movably connected with the side plate of the protective housing body (1) through the upper cover hinge (4).

2. A protective device according to claim 1, characterized in that: and four screw holes (12) are formed in two sides of the hollow lower position of the U-shaped plate (13).

3. A protective device according to claim 1, characterized in that: the four corners of the mouse baffle plate (8) are provided with mouse baffle plate fixing screws (2), and each mouse baffle plate fixing screw (2) is matched with a screw hole (12).

4. A protection device according to claim 1, characterized in that: and the bottoms of the two sides of the protective housing body (1) are respectively provided with a fixed bottom plate (7) in a bonding way.

5. A protection device according to claim 4, characterized in that: and bottom plate fixing screws (14) are arranged on the two fixing bottom plates (7).

6. A protective device according to claim 1, characterized in that: the four plastic plates (15) are bonded together at 90 degrees.

7. A protective device according to claim 1, characterized in that: an upper cover handle (3) is fixedly arranged on the upper surface of the upper cover of the protective housing body (1).