阅读说明：本技术 智能测温线夹 (Intelligent temperature measuring wire clamp ) 是由 林伟 陈伟卫 黄仁安 祁凯灵 胡昌发 韩振山 于 2021-09-09 设计创作，主要内容包括：本发明公开了智能测温线夹,包括：外壳,所述外壳的一侧设有螺纹套,所述螺纹套可套在变压器桩头上,所述螺纹外壳位于螺纹套的一侧设有两个可将螺纹套固定在变压器桩头上的螺栓,所述外壳的内部设有一可将导线插入外壳内的空腔；检测机构,所述检测机构安装在外壳的一侧,导线穿过检测机构,所述检测机构可通过导线的电磁感应线接电；锁紧机构,所述锁紧机构设有两个,两个所述所述锁紧机构均安装在外壳内,本发明通过检测机构对线夹位置实施检测,从而方便工作人员实时对限位温度的监控,从而方便工作人员在线夹高温时做出及时的反应,进而减小变压器桩头位置损坏带来的损失,可以及时的对其修理和更换,避免更大的损失。(The invention discloses an intelligent temperature measuring wire clamp, which comprises: the transformer pile head fixing device comprises a shell, wherein a threaded sleeve is arranged on one side of the shell and can be sleeved on the transformer pile head, two bolts capable of fixing the threaded sleeve on the transformer pile head are arranged on one side of the threaded sleeve of the threaded shell, and a cavity capable of inserting a lead into the shell is formed in the shell; the detection mechanism is arranged on one side of the shell, a lead passes through the detection mechanism, and the detection mechanism can be connected with electricity through an electromagnetic induction wire of the lead; the locking mechanisms are arranged, the two locking mechanisms are arranged in the shell, and the detection mechanism is used for detecting the position of the wire clamp, so that a worker can conveniently monitor the limiting temperature in real time, the worker can conveniently make a timely response when clamping the high temperature, the loss caused by the damage of the position of the pile head of the transformer is reduced, the pile head can be repaired and replaced timely, and the greater loss is avoided.)

1. Intelligence temperature measurement fastener, its characterized in that: the method comprises the following steps:

the transformer pile head fixing structure comprises a shell (1), wherein a threaded sleeve (6) is arranged on one side of the shell (1), the threaded sleeve (6) can be sleeved on a transformer pile head, two bolts (7) capable of fixing the threaded sleeve (6) on the transformer pile head are arranged on one side, located on the threaded sleeve (6), of the threaded shell (1), and a cavity capable of inserting a lead into the shell (1) is formed in the shell (1);

the detection mechanism (2) is arranged on one side of the shell (1), a lead passes through the detection mechanism (2), and the detection mechanism (2) can be connected with electricity through an electromagnetic induction wire of the lead;

two locking mechanisms (3), wherein the two locking mechanisms (3) are arranged, the two locking mechanisms (3) are both arranged in the shell (1), the locking mechanisms (3) can lock the lead in the shell (1),

detection mechanism (2) are including installing detection shell (21) in shell (1) outside, the inside of detecting shell (21) is equipped with can be with the magnetic field conversion that the wire current formed alloy piece (23) of induced current, the inside of detecting shell (21) is equipped with microsensor (22) with alloy piece (23) intercommunication, sensor (22) can be with in the wireless acquisition guide tracked host computer RS485 of induction temperature signal transmission to the transformer case.

2. The intelligent temperature measuring wire clamp of claim 1, wherein: locking mechanism (3) are including installing threaded rod (30) in shell (1), the top of threaded rod (30) is the hex horn shape, the inside of shell (1) is equipped with can be to clamp plate (31) that the wire compressed tightly, the bottom of threaded rod (30) is equipped with extrudees clamp plate (31) to extrusion dish (32) on wire surface, extrusion dish (32) are concave, the top of threaded rod (30) is equipped with torsion mechanism (4) of limiting threaded rod (30) torsional force.

3. The intelligent temperature measuring wire clamp of claim 2, wherein: the top of extrusion dish (32) is equipped with spacing ring (33), the bottom of threaded rod (30) is equipped with can be in spacing ring (33) internal rotation rotating disc (34), rotating disc (34) are the dish form.

4. The intelligent temperature measuring wire clamp of claim 2, wherein: twist reverse mechanism (4) including offering a plurality of spacing grooves (41) at threaded rod (30) top, a plurality of spacing groove (41) are central symmetric distribution, be equipped with in spacing groove (41) rubber block (42) with spacing groove (41) looks adaptation, the top fixedly connected with turning block (43) of rubber block (42), turning block (43) are outer six horns shape, be equipped with between turning block (43) and threaded rod (30) and prevent rubber ring (46) that collide with between turning block (43) and threaded rod (30).

5. The intelligent temperature measuring wire clamp of claim 2, wherein: the surface of two threaded rod (30) all is equipped with gear (45), two intermeshing between gear (45), two the spiral direction of threaded rod (30) is opposite.

6. The intelligent temperature measuring wire clamp of claim 1, wherein: the bottom of the sensor (22) is provided with a compressed spring (24), and the spring (24) can support the sensor (22) and the alloy sheet (23) in the detection shell (21).

7. The intelligent temperature measuring wire clamp of claim 2, wherein: the bottom of shell (1) is equipped with complementary unit (5), complementary unit (5) can be synchronous ejecting when the wire is extruded and be the dislocation formula extrusion with the wire, complementary unit (5) are including installing at inside three top dish (51) of shell (1), three the bottom of top dish (51) all is equipped with spliced pole (52) that run through shell (1), is located both sides the height of top dish (51) is different with the height that is located middle top dish (51), when the wire is extruded by clamp plate (31), top dish (51) that are located two can be pushed down, and top dish (51) that are located the middle part can be jacked up, and then form the dislocation and compress tightly the wire.

8. The intelligent temperature measuring wire clamp of claim 1, wherein: complementary unit (5) are still including installing two dwang (53) that are located both sides top dish (51) bottom, two the one end of dwang (53) overlap joint respectively in the bottom of both sides spliced pole (52), are located the middle part spliced pole (52) bottom is equipped with track (54), two the other end of dwang (53) all is equipped with gyro wheel (55), gyro wheel (55) are located track (54).

9. The intelligent temperature measuring wire clamp of claim 8, wherein: the bottom of shell (1) is seted up and is used for with inside ponding exhaust water drainage tank (8) of wire, passageway (9) of intercommunication water drainage tank (8) are seted up on the surface of paring disc (51) and spliced pole (52), passageway (9) intercommunication external.

10. The intelligent temperature measuring wire clamp of claim 8, wherein: the top of the top disk (51) is provided with a plurality of bumps (56) which are distributed at equal intervals, and the bumps (56) can abut against the outer side of the wire.

Technical Field

The invention relates to the technical field of wire clamps, in particular to an intelligent temperature measuring wire clamp.

Background

The wire clamp is an iron or aluminum metal accessory capable of being fixed on a wire, most of the wire clamp needs to bear large tensile force during operation, and some wire clamps need to ensure good electrical contact.

In the distribution lines, a distribution transformer is the last equipment for power consumption of consumers, and plays a vital role in the whole distribution network, the transformer is usually connected with an electric wire through a wire clamp, one end of each of two ends of the wire clamp is connected with a pile head of the transformer, and the other end of each wire clamp is connected with a cable.

However, in practical application, because the power consumption of users can generate power consumption peak, the pile head of the transformer is easy to burn out through larger current, thereby causing the phenomena of oil leakage of the distribution transformer, cracking of the porcelain bushing and even burning out of the distribution transformer caused by heating, and causing great economic loss for power supply enterprises and vast users. For this reason, we propose an intelligent temperature measuring clamp.

Disclosure of Invention

The invention aims to provide an intelligent temperature measuring wire clamp to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: intelligence temperature measurement fastener includes:

the transformer pile head fixing device comprises a shell, wherein a threaded sleeve is arranged on one side of the shell and can be sleeved on the transformer pile head, two bolts capable of fixing the threaded sleeve on the transformer pile head are arranged on one side of the threaded sleeve of the threaded shell, and a cavity capable of inserting a lead into the shell is formed in the shell;

the detection mechanism is arranged on one side of the shell, a lead passes through the detection mechanism, and the detection mechanism can be connected with electricity through an electromagnetic induction wire of the lead;

two locking mechanisms are arranged, the two locking mechanisms are arranged in the shell and can lock the lead in the shell,

the detection mechanism comprises a detection shell arranged on the outer side of the shell, an alloy sheet capable of converting a magnetic field formed by the current of the lead into an induced current is arranged in the detection shell, a micro sensor communicated with the alloy sheet is arranged in the detection shell, and the sensor can transmit an induced temperature signal to a wireless acquisition guide rail type host RS485 in the transformer box.

Preferably, locking mechanism is including the threaded rod of installation in the shell, the top of threaded rod is the hexagonal form, the inside of shell is equipped with the clamp plate that can compress tightly to the wire, the bottom of threaded rod is equipped with the extrusion dish that extrudees the clamp plate to the wire surface, the extrusion dish is concave shape, the top of threaded rod is equipped with the torsion mechanism of restriction threaded rod torsional force.

Preferably, the top of the extrusion disc is provided with a limit ring, the bottom of the threaded rod is provided with a rotating disc capable of rotating in the limit ring, and the rotating disc is in a disc shape.

Preferably, torsion mechanism is including seting up a plurality of spacing grooves at the threaded rod top, and is a plurality of the spacing groove is central symmetric distribution, the spacing inslot be equipped with the block rubber of spacing groove looks adaptation, the top fixedly connected with turning block of block rubber, the turning block is outer six horns shape, be equipped with the rubber circle that can prevent to collide with between turning block and the threaded rod.

Preferably, the surfaces of the two threaded rods are provided with gears, the two gears are meshed with each other, and the spiral directions of the two threaded rods are opposite.

Preferably, the bottom of the sensor is provided with a compressed spring, and the spring can support the sensor and the alloy sheet in the detection shell.

Preferably, the bottom of shell is equipped with complementary unit, complementary unit can be synchronous ejecting when the wire is extruded and be the dislocation formula extrusion with the wire, complementary unit is three including installing at the inside three top dish of shell the bottom of top dish all is equipped with the spliced pole that runs through the shell, is located both sides the height of top dish is different with the height that is located middle top dish, and when the wire was extruded by the clamp plate, the top dish that is located two can be pushed down, and the top dish that is located the middle part can be jacked up, and then forms the dislocation extrusion and compress tightly the wire.

Preferably, complementary unit is still including installing two dwangs, two that are located both sides top portion of trying to get to the heart of a matter the bottom of spliced pole in both sides is lapped respectively to the one end of dwang, is located the middle part spliced pole bottom is equipped with the track, two the other end of dwang all is equipped with the gyro wheel, the gyro wheel is located the track.

Preferably, the bottom of shell is seted up and is used for the drainage channel with the inside ponding exhaust of wire, the passageway of intercommunication drainage channel is seted up on the surface of paring disc and spliced pole, the passageway communicates the external world.

Preferably, the top of the top plate is provided with a plurality of bumps which are distributed at equal intervals, and the bumps can abut against the outer side of the wire.

The invention has at least the following beneficial effects:

the detection mechanism is used for sensing and getting electricity at the outer side of the wire, the non-wire installation of the sensor is realized, the sensor can wirelessly transmit the detected temperature of the wire clamp to the wireless acquisition guide rail type host RS485, the wire is installed in the shell through the locking mechanism on the premise of controlling the locking force, and the auxiliary mechanism is matched with the locking mechanism to lock the wire, compared with the prior art, in the actual application, the phenomenon that the pile head of the transformer is easily burnt out due to the large current when the power consumption of a user generates a power consumption peak, so that the heat is generated to cause the oil leakage of the distribution transformer, the burst of the porcelain sleeve and even the burning of the distribution transformer, and great economic loss is caused to power supply enterprises and vast users, the detection mechanism is used for detecting the position of the wire clamp, thereby facilitating the monitoring of limiting temperature by working personnel in real time, therefore, the device is convenient for workers to make a timely response when the high temperature is applied to the wire clamp, further reduces the loss caused by the damage of the position of the pile head of the transformer, can repair and replace the pile head in time, and avoids greater loss.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a view of another embodiment of the present invention;

FIG. 3 is a partial cross-sectional view of the present invention;

FIG. 4 is an enlarged view of area A of FIG. 3;

FIG. 5 is a partial block diagram of the locking mechanism of the present invention;

FIG. 6 is a partial exploded view of the locking mechanism of the present invention;

FIG. 7 is a partial cross-sectional view of the locking mechanism of the present invention;

FIG. 8 is an enlarged view of area B of FIG. 7;

fig. 9 is a partial exploded view of the locking mechanism of the present invention.

In the figure: 1-a housing; 2-a detection mechanism; 21-a detection shell; 22-a sensor; 23-alloy sheet; 24-a spring; 3-a locking mechanism; 30-a threaded rod; 31-a platen; 32-an extrusion disc; 33-a limit ring; 34-a rotating disc; 4-a torsion mechanism; 41-a limiting groove; 42-a rubber block; 43-a turning block; 44-rubber ring; 45-gear; 46-a rubber ring; 5-an auxiliary mechanism; 51-top disk; 52-connecting column; 53-rotating levers; 54-a track; 55-a roller; 56-bumps; 6-thread bushing; 7-bolt; 8-a drainage groove; 9-channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution: intelligence temperature measurement fastener includes:

the transformer pile head structure comprises a shell 1, wherein a thread sleeve 6 is arranged on one side of the shell 1, the thread sleeve 6 can be sleeved on a transformer pile head, two bolts 7 capable of fixing the thread sleeve 6 on the transformer pile head are arranged on one side of the thread sleeve 6 of the thread shell 1, a cavity capable of inserting a lead into the shell 1 is formed in the shell 1, the shell 1 plays a role in conducting and mounting, current on the transformer pile head can be conducted into the lead, and the transformer can be conveniently communicated with an external circuit;

the detection mechanism 2 is arranged on one side of the shell 1, a lead passes through the detection mechanism 2, and the detection mechanism 2 can be connected with electricity through an electromagnetic induction wire of the lead;

two locking mechanisms 3 are arranged, the two locking mechanisms 3 are both arranged in the shell 1, the locking mechanisms 3 can lock the lead in the shell 1, the locking mechanisms 3 tightly press the lead, the lead is conveniently and fixedly connected with the shell 1,

the detection mechanism 2 comprises a detection shell 21 arranged on the outer side of the shell 1, the detection shell 21 is fixedly connected with the shell 1, the detection shell 21 is used for installing a sensor 22, an alloy sheet 23 capable of converting a magnetic field formed by a lead current into an induced current is arranged in the detection shell 21, the alloy sheet 23 can conveniently convert the magnetic field generated by the lead into the induced current so as to supply power to the sensor 22, a micro sensor 22 communicated with the alloy sheet 23 is arranged in the detection shell 21, the sensor 22 is used for detecting the temperature at the connecting position of the pile head and the lead, when the temperature is too high, the sensor 22 can wirelessly transmit a temperature signal to a linear acquisition guide rail type host RS485, the sensor 22 can transmit an induced temperature signal to the wireless acquisition guide rail type host RS485 in the transformer box so as to facilitate the detection of the temperature at the connecting position of the pile head and the lead and further ensure the safety of the connecting position of the pile head, secondly, wireless transmission is convenient for the use of the sensor 22, workers can monitor the temperature change of the pile head at the background at any time, and can react and process in time, after the shell 1 is sleeved on the top of the pile head through the threaded sleeve 6, then the bolts 7 on two sides are rotated, the shell 1 and the threaded sleeve 6 are fixed on the top of the pile head through the bolts 7, at the moment, a lead is inserted into a cavity of the shell 1, the locking mechanism 3 is rotated, the lead is fixed in the shell 1 through the locking mechanism 3, at the moment, the transformer is electrified, the current of the transformer is transmitted into the lead, at the moment, the alloy sheet 23 surrounding the outer side of the lead is under the action of the magnetic field on the outer side of the lead, the alloy sheet 23 induces electrification, the current is transmitted to the position of the sensor 22 through the alloy sheet 23, the sensor 22 is electrified, the signal of the detected temperature is transmitted to the wireless acquisition guide rail type host RS485, and then the signal is transmitted to the background, therefore, the background can monitor the temperature of the pile head at any time, and the use of workers is facilitated.

The locking mechanism 3 comprises a threaded rod 30 installed in the shell 1, the threaded rod 30 is in threaded connection with the shell 1, the top of the threaded rod 30 is in a hexagonal shape, the hexagonal shape at the top of the threaded rod 30 is convenient for replacing the lead, a pressing plate 31 capable of pressing towards the lead is arranged in the shell 1, the lead is pressed by the pressing plate 31, an extrusion disc 32 which extrudes the pressing plate 31 to the surface of the lead is arranged at the bottom of the threaded rod 30, the extrusion disc 32 is connected to the bottom of the threaded rod 30, the pressing plate 31 can be extruded to the surface of the lead by the extrusion disc 32, the extrusion disc 32 is in a disc shape, when the extrusion disc 32 is extruded, the elastic deformation of the extrusion disc 32 is more convenient for providing more uniform vertical pressure for the pressing plate 31, so that the lead can be conveniently pressed flatly, the possibility that the lead is pressed to be deformed is reduced, the extrusion disc 32 is in a disc shape, the top of the threaded rod 30 is provided with a torsion mechanism 4 for limiting the torsion force of the threaded rod 30, the torsion mechanism 4 can provide a stable torsion force, so that the wire is prevented from being damaged due to the fact that the threaded rod 30 is excessively pressed down, and the wire is conveniently and stably installed.

The top of the extrusion disc 32 is provided with a limiting ring 33, the limiting ring 33 is fixedly connected with the extrusion disc 32, the limiting ring 33 serves the purpose of limiting, the bottom of the threaded rod 30 is provided with a rotating disc 34 capable of rotating in the limiting ring 33, the rotating disc 34 is fixedly connected with the threaded rod 30, the rotating disc 34 is inserted into the limiting ring 33 and is rotatably connected with the limiting ring 33, the rotating disc 34 is in a disc shape, when the threaded rod 30 is pressed down, the threaded rod 30 can push the rotating disc 34 to enter the limiting ring 33, the rotating disc 34 rotates in the limiting ring 33, the extrusion disc 32 does not rotate, the rotating motion of the extrusion disc 32 is offset, the threaded rod 30 can provide vertical pressing force conveniently, so that the conducting wire is pressed more stably, in addition, when the disc-shaped rotating disc 34 is extruded by the threaded rod 30, elastic deformation can occur, and further stable pressing force can be provided for the extrusion disc 32 conveniently, the wire can be under thermal expansion and the cold shrink condition pressure disk homoenergetic and fastener keep invariable contact pressure, guarantees the installation stability of wire, can also make the outside central point that alloy piece 23 is stable in the wire put simultaneously, and then makes things convenient for getting of alloy piece 23 to make things convenient for sensor 22's use.

The torsion mechanism 4 comprises a plurality of limiting grooves 41 arranged at the top of the threaded rod 30, the limiting grooves 41 are distributed in a central symmetry manner, rubber blocks 42 matched with the limiting grooves 41 are arranged in the limiting grooves 41, the top of each rubber block 42 is fixedly connected with a rotating block 43, each rotating block 43 is fixedly connected with the corresponding rubber block 42, each rotating block 43 is in an outer hexagonal shape, a rubber ring 46 capable of preventing the rotating blocks 43 from colliding with the threaded rod 30 is arranged between each rotating block 43 and the corresponding threaded rod 30, each rubber ring 46 can be cushioned between each rotating block 43 and the corresponding threaded rod 30 to prevent the rotating blocks 43 and the corresponding threaded rods from colliding with each other, the rubber rings 44 are fixedly connected with the threaded rod 30 to limit the rubber blocks 42 from being separated from the limiting grooves 41, when the locking mechanism 3 is required to lock a lead, the rotating blocks 43 are firstly rotated, and the rotating blocks 43 drive the threaded rod 30 to rotate through the rubber blocks 42 and the limiting grooves 41, treat that the turning force reaches when reaching about 20-25 N.m, block rubber 42 will be by extrusion deformation round spacing groove 41 rotation, the extrusion force has reached the ultimate power of fixed wire this moment, under the prerequisite of guaranteeing wire locking, can also avoid the wire to be pressed the deformation, and then make things convenient for compressing tightly to the wire more, dismantle locking mechanism 3 in needs, only need the hexagonal shape at reverse rotation threaded rod 30 top, just can take out threaded rod 30 from shell 1, and then make things convenient for the installation and the dismantlement of fastener more.

Two the surface of threaded rod 30 all is equipped with gear 45, two intermeshing, two between the gear 45 the spiral opposite direction of threaded rod 30, gear 45 and threaded rod 30 fixed connection, when rotating one of them threaded rod 30, gear 45 of one of them threaded rod 30 can promote the gear 45 synchronous rotation of opposite side threaded rod 30, guarantees then that the threaded rod 30 of both sides is in comparatively stable synchronous decline, and then makes things convenient for the comparatively level and smooth compressing tightly of wire surface, further makes things convenient for the installation of wire, avoids the wire to be crushed.

Sensor 22's bottom is equipped with the spring 24 that is compressed tightly, spring 24 is located between sensor 22 and the shell 1, spring 24 can support sensor 22 and alloy piece 23 in the inside that detects shell 21, spring 24 can conveniently be with sensor 22 jack-up, and then guarantee the heat dissipation of sensor 22 bottom, secondly sensor 22 is by synchronous jack-up by back alloy piece 23 of jack-up back for the gravity that alloy piece 23 received is offset, and then reduce alloy piece 23 and the possibility that detects shell 21 contact, it gets the electricity in the wire outside to make things convenient for alloy piece 23, the electric current of getting the electricity is comparatively stable.

The auxiliary mechanism 5 is arranged at the bottom of the shell 1, the auxiliary mechanism 5 can synchronously eject the wires to extrude the wires in a dislocation manner when the wires are extruded, the auxiliary mechanism 5 and the pressing mechanism are distributed in a dislocation manner, the dislocation distribution is more convenient to provide pressing force of a plurality of positions for the wires, and further on the premise of not damaging the wires, the surface of the wires is extruded more uniformly, the wires are fixed more stably, the auxiliary mechanism 5 comprises three top disks 51 arranged in the shell 1, the three top disks 51 are respectively arranged in three grooves of the shell 1, connecting columns 52 penetrating through the shell 1 are arranged at the bottoms of the three top disks 51, the connecting columns 52 are connected with the shell 1 in a sliding manner, the top disks 51 positioned at two sides are different in height from the top disk 51 positioned in the middle, when the wires are extruded by the pressing plate 31, the top disks 51 positioned at two sides are pressed down, and the top disk 51 positioned in the middle is lifted, and then form the dislocation extrusion and compress tightly the wire, when the wire inserts in the shell 1, the wire is for passing three top dish 51, be located the top of three top dish 51, when clamp plate 31 pushes down along with locking mechanism 3, highly different top dish 51 can be pushed down this moment, and then form three power and extrude the wire, the power of three dislocation is fixed the wire in shell 1, and then make things convenient for the wire to be installed by stable, in addition, the pressure of top dish 51 and the pressure of clamp plate 31 form dislocation pressure, it compresses tightly the wire in shell 1 to be more convenient, and then make things convenient for the installation of wire.

The auxiliary mechanism 5 further comprises two rotating rods 53 arranged at the bottoms of the top plates 51 on the two sides, the two rotating rods 53 are rotatably connected with the shell 1, two ends of the rotating rods 53 are respectively lapped at the bottoms of the connecting columns 52 on the two sides, the two rotating rods 53 are in contact with the connecting columns 52 on the two sides, the bottom of the connecting column 52 on the middle portion is provided with a track 54, the track 54 is fixedly connected with the connecting column 52 on the middle portion, two rollers 55 are arranged at the other ends of the rotating rods 53, the rollers 55 are rotatably connected with the rotating rods 53, the rollers 55 are positioned in the track 54, when the top plates 51 on the two sides are extruded, the connecting columns 52 are pushed by the top plates 51 on the two sides to descend, at the moment, the connecting columns 52 push the rotating rods 53 to rotate, the rollers 55 of the rotating rods 53 on the two sides slide in the track 54, so that the connecting column 52 on the middle portion ascends, and the connecting column 52 in the middle portion pushes the top plate 51 in the middle portion to ascend, and then the top dish 51 at middle part provides the drive force and presss from both sides tightly the wire, and the top dish 51 liquid of both sides provides the drive force simultaneously and presss from both sides tightly the wire, and then the convenience is fixed to the wire for the wire is fixed more stable, further makes things convenient for the installation of wire.

The utility model discloses a water drainage tank 8, including shell 1, spliced pole 52, roof dish 51, passageway 9 intercommunication external, rainy day, when intaking between shell 1 and the wire, rivers can be collected by water drainage tank 8, and rivers flow to passageway 9 department along water drainage tank 8, again along with passageway 9 outflow shell 1, and then reduce the time that rivers exist in shell 1, thereby reduce the possibility of corroding between wire and the shell 1, thereby make things convenient for being connected between wire and the shell 1 more, prolong the life of wire and shell 1, in addition, when roof dish 51 is rotated, passageway 9 exposes more, more convenient discharge in time with rivers.

The top of top dish 51 is equipped with a plurality of lugs 56 that become the equidistance and distribute, and lug 56 is the rubber material, and the lug 56 and the direct contact of wire further increase through lug 56's deformation and the wire between the frictional force, make things convenient for the installation between wire and the shell 1 more, lug 56 can the butt in the outside of wire.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.