Anti-creeping device during soaking and heating

Abstract

The utility model relates to the technical field of leakage protection, and discloses an anti-creeping device during soaking and heating, which comprises a circuit breaker body. The protection assembly comprises sealing covers, threading pipes, clamping grooves and clamping blocks, the top and the bottom of the circuit breaker body are sleeved with the same sealing covers, the clamping blocks are fixedly connected with the sealing covers, the clamping grooves are formed in the wall face of the circuit breaker body, the clamping blocks are clamped into the clamping grooves, and the sealing covers are fixedly provided with a plurality of threading pipes in one-to-one correspondence with the wiring ports. The lead penetrates through the threading pipe and then is connected with the wiring terminal, due to the fact that the threading pipe has the deformation capacity and can contract, the labyrinth channel in the threading pipe is matched, then the connecting position of the lead and the wiring terminal is in a relatively sealed environment, and the anti-soaking effect is improved. The sealing cover is arranged on the top of the circuit breaker body in a sleeving mode, and then the clamping block is clamped into the clamping groove; the sealing cover can be prevented from falling off, the protection stability is guaranteed, the sealing cover only needs to be pressed downwards to wrap the top of the circuit breaker body, and the installation mode is simple.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of leakage protection, especially to the anti-leakage device when immersed and heated. BACKGROUND

[0002] The leakage protector is mainly used for protecting the human body from electric shock when the equipment has a leakage fault, and has overload and short-circuit protection functions, and can be used for protecting the overload and short circuit of the line or motor.

[0003] The prior art discloses an anti-immersion leakage protector (publication number: CN219658635U), which comprises a protector shell, wire end seats are arranged at both ends of the protector shell, the wire end seats are integrally formed with the protector shell, outer frames are installed on the outer walls of the two sides of the protector shell, two sleeve joint connecting rods are arranged on the inner walls of the two outer frames, and the sleeve joint connecting rods are integrally formed with the outer frames; it also comprises: air permeation ports arranged at the upper end and the lower end of the outer frame, a limiting baffle is arranged in the air permeation ports, the limiting baffle is integrally formed with the air permeation ports, a hollow load groove is arranged in the outer frame, and the two air permeation ports are in communication with the inside of the hollow load groove.

[0004] In the prior art, the water vapor in the air is adsorbed by the water absorption material to achieve the anti-immersion effect, but in actual use, the connection between the wire and the wire terminal is exposed, and the anti-immersion effect of the connection is relatively weak, so it is necessary to seal the connection to improve the overall anti-immersion effect.

[0005] Therefore, the anti-leakage device when immersed and heated is proposed. CONTENT OF THE UTILITY MODEL

[0006] The utility model mainly solves the technical problem of the above-mentioned exposed connection anti-immersion poor effect, and provides an anti-leakage device when immersed and heated.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme, the anti-leakage device when immersed and heated comprises:

[0008] The circuit breaker body is provided with a plurality of wire connection ports, and wire terminals are arranged in the wire connection ports;

[0009] The protection assembly is detachably arranged on the wall surface of the circuit breaker body and is used for sealing the wire connection ports, the protection assembly comprises a sealing cover, a wire pipe, a clamping groove and a clamping block, the top and the bottom of the circuit breaker body are sleeved with the same sealing cover, the clamping block is fixedly connected with the sealing cover, the wall surface of the circuit breaker body is provided with a clamping groove, the clamping block is clamped into the clamping groove, a plurality of wire pipes corresponding to the wire connection ports are fixedly arranged on the sealing cover, and a labyrinth channel is arranged in the wire pipe.

[0010] As the preferred mode of the utility model, the sealing cover forms the cover which is adapted to the circuit breaker body and has elasticity, the bottom of the sealing cover forms a groove, and the circuit breaker body is inserted into the groove.

[0011] As the preferred mode of the utility model, the clamping block is integrally formed with the sealing cover, and the opposite inner walls of the sealing cover are symmetrically provided with the same clamping blocks.

[0012] As the preferred mode of the utility model, the clamping block forms a rectangular block structure, the clamping groove is used in cooperation with the clamping block, and the same clamping groove is symmetrically formed on the two sides of the circuit breaker body.

[0013] As the preferred mode of the utility model, the threading pipe forms a circular pipe, the threading pipe extends through the sealing cover into the groove of the sealing cover, and the top of the threading pipe protrudes from the top surface of the sealing cover.

[0014] As the preferred mode of the utility model, the protection assembly further comprises a contact portion and a protruding rib, the contact portion is fixedly connected with the threading pipe, a plurality of protruding ribs are fixedly installed on the inner wall of the threading pipe, and the contact portion and the protruding rib jointly form a labyrinth channel.

[0015] As the preferred mode of the utility model, the contact portion is in a spiral shape, the contact portion extends from one end of the threading pipe to the other end, the protruding rib forms a semicircular column, and the protruding rib is integrally formed with the contact portion.

[0016] Advantages

[0017] The utility model provides a leakage protection device when water immersion heating. Have the following advantages:

[0018] 1. The leakage protection device when water immersion heating, through setting integrally formed and having the sealing cover of elastic deformation ability and threading pipe, after the wire is passed through the threading pipe and is connected with the terminal, since the threading pipe has the deformation ability and will shrink, cooperate the labyrinth channel in the threading pipe, and then the wire and the terminal connection position are in the relatively sealed environment, improve the effect of preventing water immersion, after the sealing cover is covered on the top of the circuit breaker body, the clamping block is clamped into the clamping groove, can inhibit the sealing cover to fall off, guarantee the stability of protection, only need to press down the sealing cover so that the sealing cover is wrapped on the top of the circuit breaker body, and the installation mode is simple.

[0019] 2. The leakage protection device when water immersion heating, through the contact portion and the protruding rib of spiral shape, a plurality of sealing cavities which are distributed from top to bottom are formed between the adjacent two protruding ribs and the contact portion, the plurality of sealing cavities jointly form a relatively independent labyrinth channel, the water immersion resistance performance of the wire and the contact position in the threading pipe is greatly improved, the inside of the protruding rib is hollow, and then the contact effect of the protruding rib and the insulating layer of the wire can be guaranteed. DRAWINGS

[0020] Figure 1As a whole perspective view of the utility model,

[0021] Figure 2 As a circuit breaker body perspective view of the utility model,

[0022] Figure 3 As a protective assembly perspective view of the utility model,

[0023] Figure 4 As a threading pipe perspective view of the utility model,

[0024] Figure 5 As a threading pipe local section view of the utility model.

[0025] Legend: 10, circuit breaker body; 20, sealing cover; 21, threading pipe; 22, clamping groove; 23, clamping block; 30, abutting part; 31, convex rib. DETAILED DESCRIPTION

[0026] Leakage protection device when immersed in water, as shown in Figure 1 , comprising:

[0027] Circuit breaker body 10, circuit breaker body 10 is equipped with a plurality of wiring port, wiring port is equipped with wiring terminal, wherein, circuit breaker body 10 is equipped with electronic components for circuit protection, at least including:

[0028] I. contact system

[0029] Main contact: the main circuit for controlling the transmission of electric energy, its characteristics are large current, according to the different specifications and models of circuit breaker, main contact closed, free release mechanism will be locked in the main contact closing position.

[0030] Auxiliary contact: for the implementation of control and signal transmission auxiliary circuit, its characteristics are small current, generally below 5A. Auxiliary circuit does not match arc extinguishing device, but the main circuit must be equipped with arc extinguishing device.

[0031] II. Arc extinguishing system

[0032] Arc extinguishing device is an important part of circuit breaker for extinguishing arc, when the circuit breaker breaks the circuit, arc will be generated, arc extinguishing device can quickly extinguish arc, prevent arc damage to equipment and system.

[0033] III. Operating mechanism

[0034] Operating mechanism is the driving part of circuit breaker, used for realizing the closing and opening operation of circuit breaker. Operating mechanism can be manual operation, electric operation or energy storage operation.

[0035] IV. Release

[0036] Overcurrent release: When a short circuit or serious overload occurs in the circuit, the armature of the overcurrent release is attracted, causing the free release mechanism to act, thereby cutting off the circuit.

[0037] Thermal release: When an overload occurs in the circuit, the heat generated by the thermal element of the thermal release increases, the temperature rises, causing the bimetallic strip to bend and deform upwards, thereby pushing the free release mechanism to act.

[0038] Under voltage release: When an under voltage occurs in the circuit, the armature of the under voltage release is released, also causing the free release mechanism to act, which is a known prior art and will not be described here, the terminal is used to connect the cable.

[0039] As shown in Figure 1 , Figure 3 and Figure 4 , the protection assembly is detachably arranged on the wall surface of the circuit breaker body 10 for sealing the wiring port, the protection assembly includes a sealing cover 20, a threading pipe 21, a clamping groove 22 and a clamping block 23, the top and bottom of the circuit breaker body 10 are sleeved with the same sealing cover 20, the clamping block 23 is fixedly connected with the sealing cover 20, the wall surface of the circuit breaker body 10 is provided with the clamping groove 22, the clamping block 23 is clamped into the clamping groove 22, the sealing cover 20 is fixedly provided with a plurality of threading pipes 21 corresponding to the wiring ports one by one, the threading pipe 21 is provided with a labyrinth channel, the sealing cover 20 forms a cover that is adapted to the circuit breaker body 10 and has elasticity, the bottom of the sealing cover 20 forms a recess, the circuit breaker body 10 is inserted into the recess, the clamping block 23 is integrally formed with the sealing cover 20, the inner walls of the opposite sides of the sealing cover 20 are symmetrically provided with the same clamping block 23, the clamping block 23 forms a rectangular block structure, the clamping groove 22 and the clamping block 23 are used in cooperation, the same clamping groove 22 is symmetrically provided on the two sides of the circuit breaker body 10, the threading pipe 21 forms a circular pipe, the threading pipe 21 extends through the sealing cover 20 to the recess of the sealing cover 20, the top of the threading pipe 21 protrudes from the top surface of the sealing cover 20;

[0040] In the scheme, the wiring terminal and the wire are connected in a bare state, in order to realize the anti-immersion of the wire and the connection position of the wiring terminal, the sealing cover 20 and the threading pipe 21 are integrally formed and have elastic deformation ability, the wire is connected with the wiring terminal after passing through the threading pipe 21, the threading pipe 21 has deformation ability and is contracted, cooperates with the labyrinth channel in the threading pipe 21, and then the connection position of the wire and the wiring terminal is in a relatively sealed environment, the anti-immersion effect is improved, after the sealing cover 20 is sleeved on the top of the circuit breaker body 10, the clamping block 23 is clamped into the clamping groove 22, the sealing cover 20 can be prevented from falling off, the stability of the protection is ensured, and the installation mode is simple, only the sealing cover 20 needs to be pressed down to wrap the circuit breaker body 10.

[0041] As shown in Figure 4 and Figure 5As shown, the protection assembly further comprises a contact portion 30 and a protruding rib 31, the contact portion 30 is fixedly connected with the threading pipe 21, a plurality of protruding ribs 31 are fixedly installed on the inner wall of the threading pipe 21, the contact portion 30 and the protruding rib 31 jointly form a labyrinth channel, the contact portion 30 is in a spiral shape, the contact portion 30 extends from one end to the other end of the threading pipe 21, the protruding rib 31 forms a semicircular column, and the protruding rib 31 is integrally formed with the contact portion 30;

[0042] In the scheme, as a supplement to the above-mentioned scheme, through the spiral contact portion 30 and the columnar protruding rib 31, a plurality of sealing cavities distributed from top to bottom are formed between the adjacent two protruding ribs 31 and the contact portion 30, and the plurality of sealing cavities jointly form a relatively independent labyrinth channel, the waterproof performance of the contact position of the wire and the threading pipe 21 is greatly improved, and the hollow inside of the protruding rib 31 can further guarantee the contact effect of the protruding rib 31 and the insulating layer of the wire.

[0043] The working principle of the utility model is: through the sealing cover 20 and the threading pipe 21 which are integrally formed and have elastic deformation ability, the wire is connected with the terminal after passing through the threading pipe 21, because the threading pipe 21 has deformation ability and can shrink, cooperating with the labyrinth channel in the threading pipe 21, the connection position of the wire and the terminal is in a relatively sealed environment, the waterproof effect is improved, after the sealing cover 20 is sleeved on the top of the circuit breaker body 10, the clamping block 23 is clamped into the clamping groove 22, the sealing cover 20 can be prevented from falling off, through the spiral contact portion 30 and the columnar protruding rib 31, a plurality of sealing cavities distributed from top to bottom are formed between the adjacent two protruding ribs 31 and the contact portion 30, and the plurality of sealing cavities jointly form a relatively independent labyrinth channel, the waterproof performance of the contact position of the wire and the threading pipe 21 is greatly improved, and the hollow inside of the protruding rib 31 can further guarantee the contact effect of the protruding rib 31 and the insulating layer of the wire.

[0044] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An electric leakage preventing device at the time of immersion heating, characterized by comprising: The utility model relates to a circuit breaker body (10) is provided with a plurality of wiring ports, and wiring terminals are arranged in the wiring ports. The protective assembly includes a sealing cover (20), a threading pipe (21), a clamping groove (22) and a clamping block (23). The top and bottom of the circuit breaker body (10) are sleeved with the same sealing cover (20). The clamping block (23) is fixedly connected with the sealing cover (20). The wall surface of the circuit breaker body (10) is provided with the clamping groove (22). The clamping block (23) is clamped in the clamping groove (22). The sealing cover (20) is fixedly provided with a plurality of threading pipes (21) corresponding to the wiring ports. The threading pipe (21) is provided with a labyrinth channel. The sealing cover (20) forms a cover that is adapted to the circuit breaker body (10) and has elasticity. The bottom of the sealing cover (20) forms a groove. The circuit breaker body (10) is inserted into the groove.

2. The electric shock prevention device of claim 1, wherein: The clamping block (23) is integrally formed with the sealing cover (20). The two opposite inner walls of the sealing cover (20) are symmetrically provided with the same clamping block (23).

3. The electric shock prevention device of claim 1, wherein: The clamping block (23) forms a rectangular block structure. The clamping groove (22) and the clamping block (23) are used in cooperation. The two sides of the circuit breaker body (10) are symmetrically provided with the same clamping groove (22).

4. The electric shock prevention device of claim 1, wherein: The threading pipe (21) forms a circular pipe. The threading pipe (21) extends through the sealing cover (20) and into the groove of the sealing cover (20). The top of the threading pipe (21) protrudes from the top surface of the sealing cover (20).

5. The electric shock prevention device of claim 1, wherein: The protective assembly further includes an abutting part (30) and a protruding rib (31). The abutting part (30) is fixedly connected with the threading pipe (21). A plurality of protruding ribs (31) are fixedly installed on the inner wall of the threading pipe (21). The abutting part (30) and the protruding rib (31) jointly form a labyrinth channel.

6. The electric shock prevention device of claim 1, wherein: The abutting part (30) is in a spiral shape. The abutting part (30) extends from one end of the threading pipe (21) to the other end. The protruding rib (31) forms a semicircular column. The protruding rib (31) is integrally formed with the abutting part (30).

7. The electric shock prevention device of claim 6, wherein: ​

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