Emergency stop button protection assembly

Abstract

The utility model provides a scram button protection assembly, which belongs to the technical field of scram buttons and comprises a shell and an end cover. The shell is used for placing the scram button; one side surface of the shell is an opening surface; the end cover is detachably connected with the shell and is used for blocking the opening surface; a knock-off hole is formed in the end cover, a knock-off piece is arranged in the knock-off hole, and the knock-off piece is right opposite to the button portion of the scram button. According to the emergency stop button protection assembly provided by the utility model, the shell and the end cover enclose to form the cavity for blocking the emergency stop button, so that the emergency stop button is prevented from being exposed outside, a mistaken touch phenomenon is completely eradicated, and the service life is prolonged; besides, the knock-off hole and the knock-off piece are arranged on the end cover, when emergency stop operation is needed, only the knock-off piece needs to be manually knocked off, the button portion of the emergency stop button can be exposed, the emergency stop operation is rapidly completed, and convenience and reliability of the emergency stop operation are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of emergency stop buttons, and more specifically, relates to a protective assembly for an emergency stop button. Background Art

[0002] Emergency stop buttons are important command buttons indispensable for various engineering equipment. Pressing the emergency stop button can quickly stop the equipment or release some transmission parts, playing a very important role in emergency and special situations. Emergency stop buttons are generally exposed without protection measures. On the one hand, there is a risk of accidental touch and shutdown. On the other hand, if the emergency stop button is used in a harsh environment, it is extremely easy to cause corrosion and damage, shortening the service life.

[0003] In order to avoid the exposure of the emergency stop button, in the prior art, a protective cover is provided outside the emergency stop button. However, the existing protective cover is not convenient to open, resulting in a long emergency stop operation time and poor reliability. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a protective assembly for an emergency stop button, aiming to solve the technical problems of inconvenient opening of the protective cover and poor reliability of the emergency stop operation existing in the prior art.

[0005] To achieve the above purpose, the technical solution adopted by the utility model is: to provide a protective assembly for an emergency stop button, including:

[0006] A housing for placing the emergency stop button; one side surface of the housing is an open surface;

[0007] An end cover detachably connected to the housing for blocking the open surface; a knockout hole is provided on the end cover, and a knockout piece is provided in the knockout hole, and the knockout piece faces the button part of the emergency stop button.

[0008] In a possible implementation manner, the end cover and the housing are threadedly connected.

[0009] In some embodiments, an external thread is provided on the outer peripheral wall of the housing, an internal thread is provided on the inner wall of the end cover, the end cover is buckled on the open surface, and the internal thread is connected to the external thread.

[0010] In some embodiments, the axial length of the external thread is greater than the axial length of the internal thread; the protective assembly for the emergency stop button further includes:

[0011] A nut threadedly connected to the external thread and spaced apart from the end cover; the nut is used to fix the housing to a fixed object.

[0012] In some embodiments, a collar is provided on the external thread. The collar is located between the nut and the end cap, and the collar and the nut are respectively abutted against two sides of the fixing object.

[0013] In some embodiments, the end cap covers the periphery of the collar;

[0014] A ring buckle is further provided inside the end cap. A plurality of reinforcing rib plates are provided between the outer wall of the ring buckle and the inner wall of the end cap; the internal thread is distributed on the inner wall of the ring buckle.

[0015] In a possible implementation manner, the end cap is of a circular structure or a regular hexagon structure.

[0016] In a possible implementation manner, the knockout hole is a round hole or a regular hexagon hole.

[0017] In a possible implementation manner, a sleeve is provided inside the housing. A reinforcing rib group is provided between the inner wall of the housing and the outer wall of the sleeve; the inner cavity of the sleeve forms a limiting cavity for limiting the emergency stop button.

[0018] The beneficial effect of an emergency stop button protection assembly provided by the present utility model lies in that: compared with the prior art, for an emergency stop button protection assembly of the present utility model, the housing is used to place the emergency stop button, the end cap is used to shield the emergency stop button, and the housing and the end cap enclose a cavity for blocking the emergency stop button, so as to prevent the emergency stop button from being exposed outside, eliminate the phenomenon of accidental touch, and extend the service life; in addition, a knockout hole and a knockout piece are provided on the end cap. When an emergency stop operation is required, the knockout piece can be manually knocked off, so that the button part of the emergency stop button is exposed, and the emergency stop operation can be quickly completed, improving the convenience and reliability of the emergency stop operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following will briefly introduce the drawings required for use in the embodiments or the description of the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0020] Figure 1 Structural schematic diagram of an emergency stop button protection assembly provided by an embodiment of the present utility model Figure 1 ;

[0021] Figure 2 For Figure 1 the sectional structural schematic diagram;

[0022] Figure 3 For Figure 1 the structural schematic diagram of the end cap in

[0023] Figure 4 Structural schematic of an emergency stop button protection assembly provided by an embodiment of the present utility model Figure 2 ;

[0024] Figure 5 is Figure 4 structural schematic of the end cover in ;

[0025] Figure 6 Structural schematic of the housing of an emergency stop button protection assembly provided by an embodiment of the present utility model.

[0026] In the figure: 1. Housing; 11. Opening surface; 12. External thread; 13. Ring platform; 14. Sleeve; 15. Reinforcing rib group; 2. End cover; 21. Knock-out hole; 22. Knock-out piece; 221. Knock-out main body; 222. Connecting rib; 23. Ring buckle; 231. Internal thread; 24. Reinforcing rib plate; 3. Nut; 4. Emergency stop button. Detailed implementation manners

[0027] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0028] Please refer to Figures 1 to 6 simultaneously, and an emergency stop button protection assembly provided by the present utility model will be described now. The emergency stop button protection assembly includes a housing 1 and an end cover 2. The housing 1 is used to place the emergency stop button 4; one side surface of the housing 1 is an opening surface 11; the end cover 2 is detachably connected to the housing 1 and is used to block the opening surface 11; a knock-out hole 21 is provided on the end cover 2, and a knock-out piece 22 is provided in the knock-out hole 21, and the knock-out piece 22 faces the button part of the emergency stop button 4.

[0029] The housing 1 covers the outside of the emergency stop button 4, the button part of the emergency stop button 4 is located inside the housing 1 and faces the opening surface 11. A through hole is provided on the side surface of the housing 1 opposite to the opening surface 11, and one end of the emergency stop button 4 passes through the through hole and is electrically connected to the device.

[0030] The end cover 2 is used to block the opening surface 11 so that the button part of the emergency stop button 4 is blocked and prevented from being exposed. The end cover 2 and the housing 1 are detachably connected, specifically, it can be one of threaded connection, snap connection, plug connection, etc.

[0031] The knocking-off piece 22 faces the button part of the emergency stop button 4. When the equipment needs to be emergently stopped, the knocking-off piece 22 is manually knocked off, so that the button part of the emergency stop button 4 can be exposed, facilitating the manual implementation of the emergency stop operation. Since the end cover 2 and the housing 1 are detachably connected, it is also convenient to replace the new end cover 2 with the knocking-off piece 22 after the emergency stop operation is completed.

[0032] Preferably, the knocking-off piece 22 includes a knocking-off main body 221 and a plurality of connecting ribs 222. As Figure 3 shown Figure 5 in the figure, the plurality of connecting ribs 222, the knocking-off main body 221 and the top surface of the end cover 2 are integrally formed. The connecting ribs 222 play a role in connecting the knocking-off main body 221 and the end cover 2. The width of the connecting ribs 222 is small and is easily damaged.

[0033] There is a spacing between the knocking-off main body 221 and the hole wall of the knocking-off hole 21, and the size of this spacing is determined according to the installation environment of the emergency stop button 4.

[0034] Compared with the prior art, for the emergency stop button protection assembly provided by the present utility model, the housing 1 is used to place the emergency stop button 4, the end cover 2 is used to block the emergency stop button 4, and the housing 1 and the end cover 2 enclose a cavity for blocking the emergency stop button 4, avoiding the emergency stop button 4 from being exposed outside, eliminating the phenomenon of accidental touch, and prolonging the service life; in addition, the end cover 2 is provided with a knocking-off hole 21 and a knocking-off piece 22. When an emergency stop operation is required, only by manually knocking off the knocking-off piece 22, the button part of the emergency stop button 4 can be exposed, quickly completing the emergency stop operation, and improving the convenience and reliability of the emergency stop operation.

[0035] In some embodiments, the detachable connection manner between the end cover 2 and the housing 1 is a threaded connection. Compared with detachable manners such as snap connection and plug connection, the threaded connection has better stability and is also easy for manual replacement of the end cover 2.

[0036] Regarding the threaded connection manner, the end cover 2 can be buckled and tightened on the opening surface 11 of the housing 1, that is, the end cover 2 is provided with an internal thread 231 and the housing 1 is provided with an external thread 12; or the end cover 2 can be embedded and tightened in the opening surface 11, that is, the end cover 2 is provided with an external thread and the housing 1 is provided with an internal thread inside.

[0037] Preferably, in order to simplify the assembly operation of the end cover 2, please refer to Figure 2 , Figure 3 , Figure 5 and Figure 6 . On the basis of the above-mentioned implementation manner, an external thread 12 is provided on the outer peripheral wall of the housing 1, an internal thread 231 is provided on the inner wall of the end cover 2, the end cover 2 is buckled on the opening surface 11, and the internal thread 231 is connected to the external thread 12.

[0038] The end cover 2 is fastened to the opening surface 11. Compared with the way that the end cover 2 is embedded in the opening surface 11, the end cover 2 can completely cover the opening surface 11. Further, it can also completely cover the housing 1, and it is convenient for people to apply force when tightening and loosening the end cover 2. In addition, the end cover 2 does not occupy the internal space of the housing 1 and does not interfere with the button part of the emergency stop button 4, thus eliminating the problem of accidental touch.

[0039] In some embodiments, the above-mentioned emergency stop button protection assembly can also adopt structures such as Figure 1 , Figure 2 and Figure 4 as shown, see Figure 1 , Figure 2 and Figure 4 . The axial length of the external thread 12 is greater than the axial length of the internal thread 231. The emergency stop button protection assembly further includes a nut 3. The nut 3 is threadedly connected to the external thread 12 and is spaced apart from the end cover 2. The nut 3 is used to fix the housing 1 to a fixed object.

[0040] One end of the emergency stop button 4 extends out of the housing 1 and is used for electrical connection with the device. That is to say, the emergency stop button 4 itself is fixed. In order to prevent the housing 1 from shaking relative to the emergency stop button 4 and colliding with the emergency stop button 4 or accidentally touching the button part of the emergency stop button 4, the housing 1 is fixed to the fixed object using the nut 3 so that the housing 1 is limited and prevented from shaking. The above-mentioned fixed object can be a fixing plate, such as the box board of the device.

[0041] In addition, the nut 3 is connected to the external thread 12. The external thread 12 can be assembled with both the end cover 2 and the nut 3, simplifying the connection structure of the housing 1 and making it easy to be formed.

[0042] Preferably, a sealing ring can also be provided between the nut 3 and the housing 1.

[0043] Please refer to Figure 2 and Figure 6 . On the basis of the above-mentioned embodiment, a ring platform 13 is provided on the external thread 12. The ring platform 13 is located between the nut 3 and the end cover 2, and the ring platform 13 and the nut 3 are respectively abutted against both sides of the fixed object.

[0044] By adding the ring platform 13 on the external thread 12, on the one hand, the ring platform 13 can divide the external thread 12 into a first thread section connected to the end cover 2 and a second thread section connected to the nut 3, preventing the end cover 2 from being tightened too much. On the other hand, the ring platform 13 abuts against one side of the fixed object, which can ensure that the nut 3 is tightened, preventing the nut 3 from being tightened too much or not tightened enough, and further ensuring the stable fixed state of the housing 1.

[0045] In some embodiments, the above-mentioned end cover 2 can adopt structures such as Figure 3 and Figure 5 as shown, see Figure 3 andFigure 5 , the end cover 2 is sleeved on the periphery of the annular platform 13; an annular buckle 23 is further provided inside the end cover 2, and a plurality of reinforcing rib plates 24 are provided between the outer wall of the annular buckle 23 and the inner wall of the end cover 2; the internal thread 231 is distributed on the inner wall of the annular buckle 23.

[0046] Since the annular platform 13 protrudes outward relative to the outer peripheral surface of the housing 1, in order to meet the need for the end cover 2 to be completely buckled on the housing 1 and connected to the external thread 12, an annular buckle 23 is provided inside the end cover 2, and the internal thread 231 is distributed on the inner wall of the annular buckle 23.

[0047] The annular buckle 23 is buckled on the outer periphery of the housing 1 and is threadedly connected to the housing 1, so that the end cover 2 as a whole protrudes outward relative to the housing 1, and the end cover 2 can be sleeved on the periphery of the annular platform 13 to shield the annular platform 13 and prevent the annular platform 13 from being collided by other structural members, improving the fixing stability of the housing 1 and the appearance performance of the emergency stop button protection assembly.

[0048] Since the annular buckle 23 is a ring structure and the end cover 2 is also a ring structure, in order to improve the strength of the annular buckle 23 and prevent the annular buckle 23 from deforming, a plurality of reinforcing rib plates 24 are further provided between the annular buckle 23 and the end cover 2, and the plurality of reinforcing rib plates 24 are evenly distributed at equal intervals in the circumferential direction for improving the overall strength of the end cover 2.

[0049] In some embodiments, the above-mentioned end cover 2 is a circular structure or a regular hexagon structure.

[0050] The end cover 2 can be a circular structure, such as Figure 1 and Figure 3 shown, and can also be a hexagonal structure, such as Figure 4 and Figure 5 shown. Since the end cover 2 is threadedly connected to the housing 1, making the end cover 2 a circular structure or a hexagonal structure facilitates the disassembly and assembly of the end cover 2 using tools such as wrenches and sockets.

[0051] In another embodiment, the knockout hole 21 is a round hole or a regular hexagon hole. Similarly, it is convenient to use tools to disassemble the end cover 2.

[0052] In some embodiments, the above-mentioned housing 1 can adopt the structure as Figure 2 and Figure 6 shown. Refer to Figure 2 and Figure 6 , a sleeve 14 is provided inside the housing 1, and a reinforcing rib group 15 is provided between the inner wall of the housing 1 and the outer wall of the sleeve 14; the inner cavity of the sleeve 14 forms a limiting cavity for limiting the emergency stop button 4.

[0053] A step surface is provided inside the limiting cavity, the outer periphery of the emergency stop button 4 abuts against the step surface, and one end of the emergency stop button 4 extends out of the sleeve 14, such as Figure 2As shown, the sleeve 14 functions as a limit to prevent the housing 1 from shaking significantly relative to the emergency stop button 4 and touching the button part of the emergency stop button 4.

[0054] In addition, a reinforcing rib group 15 is provided between the outer wall of the sleeve 14 and the inner wall of the housing 1. The reinforcing rib group 15 includes a plurality of reinforcing ribs evenly distributed at intervals in the circumferential direction, and the reinforcing rib group 15 is used to enhance the overall strength of the housing 1.

[0055] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An emergency stop button protection assembly, characterized in that: include: A housing (1) for accommodating an emergency stop button (4); one side surface of the housing (1) is an opening surface (11); An end cover (2) is detachably connected to the housing (1) and is used to seal the opening surface (11); a knock-out hole (21) is provided on the end cover (2), a knock-out piece (22) is provided in the knock-out hole (21), and the knock-out piece (22) is directly opposite to the button portion of the emergency stop button (4).

2. The emergency stop button protection assembly according to claim 1, characterized in that: The end cover (2) and the housing (1) are threadedly connected.

3. The emergency stop button protection assembly according to claim 2, characterized in that: An external thread (12) is provided on the outer peripheral wall of the shell (1), an internal thread (231) is provided on the inner wall of the end cover (2), the end cover (2) is buckled on the opening surface (11), and the internal thread (231) is connected to the external thread (12).

4. The emergency stop button protection assembly according to claim 3, characterized in that: The axial length of the external thread (12) is greater than the axial length of the internal thread (231); the emergency stop button protection assembly further includes: A nut (3) is threadedly connected to the external thread (12) and is spaced apart from the end cover (2); the nut (3) is used to fix the housing (1) on a fixed object.

5. The emergency stop button protection assembly according to claim 4, characterized in that: The external thread (12) is provided with a ring platform (13), the ring platform (13) is located between the nut (3) and the end cover (2), and the ring platform (13) and the nut (3) are distributed and abutted on both sides of the fixing object.

6. The emergency stop button protection assembly according to claim 5, characterized in that: The end cover (2) is arranged on the periphery of the annular platform (13); A buckle (23) is also provided inside the end cover (2), and a plurality of reinforcing ribs (24) are provided between the outer wall of the buckle (23) and the inner wall of the end cover (2); the internal thread (231) is distributed on the inner wall of the buckle (23).

7. The emergency stop button protection assembly according to claim 2, characterized in that: The end cover (2) is a circular structure or a regular hexagonal structure.

8. The emergency stop button protection assembly according to claim 2, characterized in that: The knock-out hole (21) is a circular hole or a regular hexagonal hole.

9. The emergency stop button protection assembly according to claim 1, characterized in that: A sleeve (14) is provided inside the shell (1), and a reinforcing rib group (15) is provided between the inner wall of the shell (1) and the outer wall of the sleeve (14); the inner cavity of the sleeve (14) forms a limiting cavity for limiting the emergency stop button (4).

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