CN211507442U - Safety locking device - Google Patents

Abstract

The utility model discloses an operation safety locking device, which is used for a feeder cabinet trolley and comprises a cabinet body, a cabinet door assembly and a locking structure, wherein the cabinet door assembly comprises a fixed plate arranged on the cabinet body, an emergency stop button arranged on the fixed plate and a baffle movably arranged on the fixed plate; locking structure sets up between scram button and baffle, press the scram button, the drive baffle moves to the position of opening first inserted hole towards the scram button, and lock the scram button on the fixed plate through locking structure, and the rocker inserts first inserted hole and has restricted baffle reverse movement, make the rocker when the operation, the scram button keeps outage separating brake state through locking structure always, restriction scram button return, the business turn over line and the cabinet body separation of the circuit breaker of being convenient for, the completion has a power failure and overhauls the work, operating personnel's life safety has been ensured, avoid the emergence of potential safety hazard.

Description

Safety locking device

Technical Field

The utility model relates to a feeder cabinet dolly safety shutting technical field, in particular to operation safety shutting device.

Background

At present, when a feeder cabinet trolley is overhauled in a power failure mode at every time, a circuit breaker needs to be separated from a feeder cabinet through a rocker, so that an incoming line and an outgoing line of the circuit breaker are separated from a cabinet body, and when the circuit breaker is separated in an operation mode, an emergency stop button on the feeder cabinet trolley needs to be pressed down, so that the feeder cabinet trolley is in a power-off and brake-off state, and the life safety of an operator can be guaranteed.

However, when the emergency stop button is operated, the emergency stop button is not pressed or the emergency stop button is pressed and then the emergency stop button is operated by mistake, so that the emergency stop button returns to the original position, a primary circuit is electrified, and great potential safety hazard exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide an operation safety blocking device, operation safety blocking device can solve when operation feeder cabinet dolly, guarantees that emergency stop button is in outage separating brake state, avoids the emergence of potential safety hazard.

According to the utility model discloses operation safety blocking device for feeder cabinet dolly, include: a cabinet body; the cabinet door assembly comprises a fixed plate arranged on the cabinet body, an emergency stop button arranged on the fixed plate and a baffle movably arranged on the fixed plate, the fixed plate is provided with a first insertion hole into which a rocker can be inserted, and the baffle can move to a position for blocking or opening the first insertion hole; the locking structure is arranged between the emergency stop button and the baffle, and the baffle can limit the emergency stop button to return through the locking structure when moving to the position of opening the first insertion opening.

According to the utility model discloses operation blocking device has following technological effect at least: press emergency stop button, the drive baffle moves to the position of opening first inserted hole towards emergency stop button, and lock emergency stop button on the fixed plate through locking structure, and the rocker inserts first inserted hole, baffle reverse movement has been restricted, make the rocker when the operation, emergency stop button keeps outage separating brake state through locking structure always, restriction emergency stop button return, thereby be convenient for make the business turn over line and the cabinet body separation of circuit breaker through the rocker, the completion maintenance work that has a power failure, operating personnel's life safety has been ensured, avoid the emergence of potential safety hazard.

According to some embodiments of the utility model, the locking structure is including offering in spacing groove on the emergency stop button and being located the baffle orientation the detent of the one end of emergency stop button, when the emergency stop button was pressed, the baffle orientation the emergency stop button removes so that the detent can the joint in the spacing groove.

According to some embodiments of the utility model, still include drive assembly, drive assembly set up in on the baffle, drive assembly can drive the baffle is relative the fixed plate removes.

According to some embodiments of the utility model, the direction spout has been seted up on the fixed plate, drive assembly passes the direction spout with the baffle is connected.

According to some embodiments of the invention, the drive assembly is detachably connected to the baffle.

According to some embodiments of the invention, the drive assembly comprises a drive rod and a lock nut, the drive rod passing through the guide chute and with the lock nut threaded connection.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of an operational installation lockout device according to an embodiment of the present invention;

FIG. 2 is a structural schematic diagram of a locked state of the scram button shown in FIG. 1;

fig. 3 is a schematic view of another view angle structure shown in fig. 2.

Reference numerals:

the cabinet door assembly 10, the fixing plate 11, the first insertion opening 111, the guide chute 112, the emergency stop button 12, the limiting groove 121, the baffle 13, the second insertion opening 131 and the stopper 132;

a rocker 20;

drive assembly 30, drive rod 31, lock nut 32.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.

Referring to fig. 1, 2 and 3, an operational safety lockout device, a cabinet, according to an embodiment of the present invention; the cabinet door assembly 10 comprises a fixed plate 11 arranged on the cabinet body, an emergency stop button 12 arranged on the fixed plate 11 and a baffle 13 movably arranged on the fixed plate 11, wherein the fixed plate 11 is provided with a first insertion hole 111 into which the rocker 20 can be inserted, and the baffle 13 can move to a position for plugging or opening the first insertion hole 111; and a locking structure which is arranged between the emergency stop button 12 and the baffle 13, and can limit the emergency stop button 12 from returning when the baffle 13 moves to a position for opening the first insertion opening 111.

According to the utility model discloses operation blocking device, press emergency stop button 12, drive baffle 13 moves to the position of opening first inserted hole 111 towards emergency stop button 12, and lock emergency stop button 12 on fixed plate 11 through the locking structure, and rocker 20 inserts first inserted hole 111, baffle 13 reverse movement has been restricted, make rocker 20 when the operation, emergency stop button 12 keeps the outage separating brake state always through the locking structure, avoid emergency stop button 12 return, thereby be convenient for make the business turn over line and the cabinet body separation of circuit breaker through rocker 20, the work of maintenance that has a power failure is accomplished, operating personnel's life safety has been ensured, avoid the emergence of potential safety hazard.

In the embodiment of the present invention, the baffle 13 is provided with a second insertion hole 131 that is engaged with the first insertion hole 111. When the power failure is not detected and repaired, the first insertion opening 111 and the second insertion opening 131 are staggered, and the baffle 13 blocks the first insertion opening 111; when the power failure overhauls, baffle 13 removes for first inserted hole 111 and second inserted hole 131 align to set up, then get into the cabinet internally along first inserted hole 111 and second inserted hole 131 through rocker 20, and convenient operation can block first inserted hole 111 effectively, avoids the foreign matter to get into the cabinet internally along first inserted hole 111.

Referring to fig. 1, 2 and 3, in the embodiment of the present invention, the locking structure includes a limiting groove 121 opened on the emergency stop button 12 and a stopper 132 located at one end of the baffle 13 facing the emergency stop button 12, and when the emergency stop button 12 is pressed, the baffle 13 moves towards the emergency stop button 12 to enable the stopper 132 to be engaged with the limiting groove 121. Through the cooperation of the stop part 132 and the limiting groove 121, the emergency stop button 12 is locked, the structure is simple, and the locking reliability is high.

It should be noted that the emergency stop button 12 is a cylindrical structure, and the limiting groove 121 is disposed around the sidewall of the emergency stop button 12, although the emergency stop button 12 may have other structures, and is not limited thereto.

It is contemplated that in some embodiments, the locking structure includes a receptacle opening on the emergency stop button 12 and a latch protrusion at an end of the shield 13 facing the emergency stop button 12, and when the emergency stop button 12 is depressed, the shield 13 moves toward the emergency stop button 12 such that the latch protrusion is inserted into the receptacle, which still achieves the above-described effect.

Referring to fig. 1, fig. 2 and fig. 3, in the embodiment of the present invention, the driving assembly 30 is further included, the driving assembly 30 is disposed on the baffle 13, the driving assembly 30 can drive the baffle 13 to move relative to the fixing plate 11, so as to quickly lock the emergency stop button 12, and facilitate the operation.

The embodiment of the utility model provides an in, seted up direction spout 112 on the fixed plate 11, drive assembly 30 passes direction spout 112 and is connected with baffle 13, can play the effect of direction when drive assembly 30 drive baffle 13 removes, and has restricted drive assembly 30's displacement to the displacement of baffle 13 has been restricted.

In the embodiment of the present invention, the driving assembly 30 is detachably connected to the baffle 13, so as to facilitate installation and replacement. In a specific embodiment, the driving assembly 30 includes a driving rod 31 and a locking nut 32, and the driving rod 31 passes through the guide chute 112 and is threadedly coupled to the locking nut 32. Through this actuating lever 31 and lock nut 32 aggregate erection, simple structure, it is with low costs, convenient dismantlement. In some embodiments, drive rod 31 may also be directly threaded onto shield 13.

Of course, in some embodiments, the driving assembly 30 may also be a cylinder integrally formed on the baffle 13, and the cylinder can pass through the guide chute 112, so as to drive the baffle 13 to move, and lock the emergency stop button 12 quickly, which is convenient for operation.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (6)

1. An operational safety lockout for a feeder cabinet trolley, comprising:

a cabinet body;

the cabinet door assembly (10) comprises a fixed plate (11) arranged on the cabinet body, an emergency stop button (12) arranged on the fixed plate (11) and a baffle (13) movably arranged on the fixed plate (11), the fixed plate (11) is provided with a first insertion hole (111) into which a rocker (20) can be inserted, and the baffle (13) can move to a position for plugging or opening the first insertion hole (111);

the locking structure is arranged between the emergency stop button (12) and the baffle (13), and the baffle (13) can limit the emergency stop button (12) to return when moving to the position of opening the first insertion opening (111).

2. An operating safety lockout device according to claim 1 wherein: the locking structure comprises a limiting groove (121) formed in the emergency stop button (12) and a stop part (132) located at one end, facing the emergency stop button (12), of the baffle plate (13), and when the emergency stop button (12) is pressed, the baffle plate (13) moves towards the emergency stop button (12) to enable the stop part (132) to be clamped in the limiting groove (121).

3. An operating safety lockout device according to claim 1 or 2 wherein: the baffle plate fixing device is characterized by further comprising a driving assembly (30), wherein the driving assembly (30) is arranged on the baffle plate (13), and the driving assembly (30) can drive the baffle plate (13) to move relative to the fixing plate (11).

4. An operating safety lockout device according to claim 3 wherein: a guide sliding groove (112) is formed in the fixing plate (11), and the driving assembly (30) penetrates through the guide sliding groove (112) to be connected with the baffle (13).

5. An operating safety lockout device according to claim 4 wherein: the driving assembly (30) is detachably connected to the baffle plate (13).

6. An operating safety lockout device according to claim 5 wherein: the driving assembly (30) comprises a driving rod (31) and a locking nut (32), and the driving rod (31) penetrates through the guide chute (112) and is in threaded connection with the locking nut (32).

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