阅读说明：本技术 一种带防尘盖的接触器 (Contactor with dust cover ) 是由 杨少鹏 于 2020-11-09 设计创作，主要内容包括：本发明涉及接触器技术领域,且公开了一种带防尘盖的接触器,包括接触器本体及安装在接触器本体上端的防尘盖,所述防尘盖的表面对称开设有多个散热口,所述散热口内固定设置有防尘网,所述接触器本体的上端外壁对称固定连接有多个固定座,所述固定座内固定套接有立杆,所述立杆的上端转动套接有限位压板,所述限位压板的一端表面开设有套设在立杆外的套孔,所述限位压板压接在防尘盖的上端,所述限位压板和防尘盖之间设置有卡紧机构。本发明能够实现对限位压板的快速限位,保证了对防尘盖的压接稳固,不需要使用螺栓进行对防尘盖的固定,能够保证长久使用。(The invention relates to the technical field of contactors, and discloses a contactor with a dustproof cover, which comprises a contactor body and the dustproof cover arranged at the upper end of the contactor body, wherein a plurality of heat dissipation ports are symmetrically formed in the surface of the dustproof cover, a dustproof net is fixedly arranged in each heat dissipation port, a plurality of fixing seats are symmetrically and fixedly connected to the outer wall of the upper end of the contactor body, a vertical rod is fixedly sleeved in each fixing seat, a limiting pressure plate is rotatably sleeved at the upper end of each vertical rod, a sleeve hole which is sleeved outside each vertical rod is formed in the surface of one end of each limiting pressure plate, each limiting pressure plate is connected to the upper end of the dustproof cover in a pressing mode, and a clamping. The invention can realize the rapid limiting of the limiting pressure plate, ensures the stable compression joint of the dustproof cover, does not need to use bolts to fix the dustproof cover and can ensure the long-term use.)

1. A contactor with a dustproof cover comprises a contactor body (1) and the dustproof cover (2) installed at the upper end of the contactor body (1), and is characterized in that a plurality of heat dissipation ports (3) are symmetrically formed in the surface of the dustproof cover (2), a dustproof net (4) is fixedly arranged in the heat dissipation ports (3), a plurality of fixing seats (5) are symmetrically and fixedly connected to the outer wall of the upper end of the contactor body (1), vertical rods (6) are fixedly sleeved in the fixing seats (5), limiting pressing plates (7) are rotatably sleeved at the upper ends of the vertical rods (6), trepanning holes which are sleeved outside the vertical rods (6) are formed in the surface of one ends of the limiting pressing plates (7), the limiting pressing plates (7) are pressed at the upper ends of the dustproof cover (2), and clamping mechanisms (8) are arranged between the limiting pressing plates (7) and the dustproof cover (2);

chucking mechanism (8) include jack activity of seting up through limiting pressure plate (7) surface insert the chucking inserted bar (81) of establishing on limiting pressure plate (7), chucking jack (82) of pegging graft are seted up with chucking inserted bar (81) correspondence to the surface of shield (2), the upper end fixedly connected with of chucking inserted bar (81) pulls back (83), fixedly connected with fixes a position between the lower extreme of pulling back (83) and the upper end of limiting pressure plate (7) and establishes chucking spring (84) outside chucking inserted bar (81).

2. The contactor with the dust cover according to claim 1, wherein the contactor body (1) is symmetrically and fixedly connected with a plurality of positioning columns (9) at the upper end, and the dust cover (2) is provided with a plurality of positioning grooves (10) corresponding to the positioning columns (9) one by one at the lower end.

3. The contactor with the dust cap according to claim 1, wherein a heat collecting plate (11) is fixedly connected to an inner wall of an upper end of the dust cap (2), a plurality of heat dissipating fins (12) are uniformly and fixedly connected to an upper end of the heat collecting plate (11), and upper ends of the heat dissipating fins (12) extend through an upper end of the dust cap (2) through a through hole formed in a surface of the dust cap (2).

4. The contactor with dust cap as claimed in claim 1, wherein the upper end wall of the vertical rod (6) is fixedly sleeved with two limit ring plates (13) which are arranged up and down symmetrically with respect to the limit pressure plate (7).

5. Contactor with dust cap according to claim 1, characterized in that at least four limiting pressure plates (7) are symmetrically arranged.

6. The contactor with dust cap as claimed in claim 1, wherein the outer wall of the reset pull plate (83) is covered with a layer of protective rubber pad.

7. The contactor with dust cap according to claim 1, comprising a contactor body (1) and a dust cap (2) installed on the upper end of the contactor body (1), it is characterized in that a plurality of heat dissipation ports (3) are symmetrically arranged on the surface of the dustproof cover (2), a dustproof net (4) is fixedly arranged in the heat dissipation port (3), the outer wall of the upper end of the contactor body (1) is symmetrically and fixedly connected with a plurality of fixed seats (5), an upright rod (6) is fixedly sleeved in the fixed seat (5), a limit pressure plate (7) is rotatably sleeved at the upper end of the upright rod (6), one end surface of the limit pressure plate (7) is provided with a trepan boring sleeved outside the upright stanchion (6), the limiting pressure plate (7) is in compression joint with the upper end of the dustproof cover (2), and a clamping mechanism (8) is arranged between the limiting pressure plate (7) and the dustproof cover (2);

the clamping mechanism (8) comprises a clamping insertion rod (81) movably inserted on the limiting pressing plate (7) through an insertion hole formed in the surface of the limiting pressing plate (7), a clamping insertion hole (82) correspondingly inserted with the clamping insertion rod (81) is formed in the surface of the dustproof cover (2), a reset pull plate (83) is fixedly connected to the upper end of the clamping insertion rod (81), a clamping spring (84) sleeved outside the clamping insertion rod (81) is fixedly connected between the lower end of the reset pull plate (83) and the upper end of the limiting pressing plate (7), a plurality of positioning columns (9) are symmetrically and fixedly connected to the upper end of the contactor body (1), a plurality of positioning grooves (10) corresponding to the positioning columns (9) one by one are formed in the lower end of the dustproof cover (2), the contactor with the dustproof cover, and a heat collecting plate (11) is fixedly connected to the inner wall of the upper end of the dustproof cover (2), the heat collecting plate is characterized in that a plurality of radiating fins (12) are uniformly and fixedly connected to the upper end of the heat collecting plate (11), the upper ends of the radiating fins (12) penetrate through the upper end of the dustproof cover (2) through openings formed in the surface of the dustproof cover (2), two limiting ring plates (13) which are arranged in a vertically symmetrical mode relative to the limiting pressing plates (7) are fixedly sleeved on the upper end rod wall of the vertical rod (6), the limiting pressing plates (7) are at least symmetrically distributed and four in a distributed mode, and the outer wall of the reset pull plate (83) is wrapped with a protective rubber pad.

Technical Field

The invention relates to the technical field of contactors, in particular to a contactor with a dustproof cover.

Background

The contactor is divided into an alternating current contactor and a direct current contactor, and is applied to electric power, power distribution and power utilization occasions.

The patent with the patent publication No. CN 203300536U provides an integrated vacuum contactor, which comprises an incoming line conductive bar, a dustproof cover and an outgoing line conductive bar connected to a frame, the frame, a mutual inductor component, a vacuum tube and a magnetic ring coil, which are connected with the dustproof cover through a compression nut, wherein the incoming line conductive bar and the outgoing line conductive bar both comprise a plurality of conductive sheets with the same quantity, each conductive sheet of the incoming line conductive bar is sequentially connected with one conductive sheet of the outgoing line conductive bar through one vacuum tube, a main contact spring, a soft connecting wire, an adjusting screw and a mutual inductor which are arranged inside the frame, the adjusting screw connected to the vacuum tube passes through a rocker arm arranged on the frame to be connected with the mutual inductor, the main contact spring is sleeved on the adjusting screw between the rocker arm and the mutual inductor, and the side surface;

patent with patent publication No. CN 203456371U proposes a vacuum contactor with a dust cover, which comprises a base, wherein a mounting groove is arranged in the base, and a vacuum arc-extinguishing chamber is arranged in the mounting groove, and the vacuum contactor is characterized in that the dust cover is arranged above the vacuum arc-extinguishing chamber and is fixedly connected with the base;

the above patents suffer from the following disadvantages:

firstly, the dustproof cover is additionally arranged for dustproof protection, but the dustproof cover and the contactor are fixed through screws, and dust is accumulated on the surface of the dustproof cover, so that cleaning with a certain frequency is needed, the thread groove is abraded in the process of loosening the screws back and forth, the connection stability is greatly influenced, and the dustproof cover is inconvenient to use for a long time;

secondly, the heat dissipation of the contactor is only operated through a heat dissipation port, the heat dissipation performance is limited, and the heat can not be well guaranteed to be quickly dissipated out of the contactor.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, a dustproof cover and a contactor are fixed through screws, dust is accumulated on the surface of the dustproof cover, and therefore cleaning with a certain frequency is needed, so that a thread groove is abraded in the process of loosening the screws back and forth, the connection stability is affected greatly, and the dustproof cover is inconvenient to use for a long time.

In order to achieve the purpose, the invention adopts the following technical scheme:

a contactor with a dustproof cover comprises a contactor body and the dustproof cover installed at the upper end of the contactor body, wherein a plurality of heat dissipation ports are symmetrically formed in the surface of the dustproof cover, a dustproof net is fixedly arranged in each heat dissipation port, a plurality of fixing seats are symmetrically and fixedly connected to the outer wall of the upper end of the contactor body, a vertical rod is fixedly sleeved in each fixing seat, a limiting pressing plate is rotatably sleeved at the upper end of each vertical rod, a sleeve hole sleeved outside each vertical rod is formed in the surface of one end of each limiting pressing plate, each limiting pressing plate is connected to the upper end of the dustproof cover in a pressing mode, and a clamping mechanism is arranged between each limiting;

the clamping mechanism comprises a clamping insertion rod movably inserted on the limiting pressing plate through insertion holes formed in the surface of the limiting pressing plate, the surface of the dustproof cover is provided with clamping insertion holes correspondingly inserted with the clamping insertion rod, the upper end of the clamping insertion rod is fixedly connected with a reset pull plate, and a clamping spring sleeved outside the clamping insertion rod is fixedly connected between the lower end of the reset pull plate and the upper end of the limiting pressing plate.

Preferably, the upper end of the contactor body is symmetrically and fixedly connected with a plurality of positioning columns, and the lower end of the dustproof cover is provided with a plurality of positioning grooves in one-to-one correspondence with the positioning columns.

Preferably, the inner wall of the upper end of the dust cover is fixedly connected with a heat collecting plate, the upper end of the heat collecting plate is uniformly and fixedly connected with a plurality of radiating fins, and the upper ends of the radiating fins penetrate through and extend out of the upper end of the dust cover through holes formed in the surface of the dust cover.

Preferably, the wall of the upper end rod of the vertical rod is fixedly sleeved with two limiting ring plates which are vertically and symmetrically arranged relative to the limiting pressing plate.

Preferably, at least four limiting pressure plates are symmetrically distributed.

Preferably, the outer wall of the reset pull plate is coated with a layer of protective rubber pad.

Compared with the prior art, the invention provides a contactor with a dustproof cover, which has the following beneficial effects:

1. the contactor with the dust cover can effectively protect the opening of the contactor body from dust through the arranged dust cover, the dust cover is quickly and accurately fixedly arranged at the upper end of the contactor body through the corresponding insertion of the positioning column and the positioning groove when the dust cover is arranged, the limiting pressure plate is rotated through the rotating sleeve joint action of the vertical rod and the limiting pressure plate, the limiting pressure plate is stably pressed and connected at the upper end of the dust cover, the dust cover is stably pressed and connected, the clamping insertion rod inserted and arranged on the surface of the limiting pressure plate is aligned to the clamping insertion hole on the surface of the dust cover through the arranged clamping mechanism, the clamping spring is pulled down to reset the pull plate, the reset pull plate pushes down the clamping insertion rod to enable the clamping insertion rod to be stably inserted into the clamping insertion hole, the quick limiting of the limiting pressure plate can be realized, the stable pressing and connection of the dust cover is ensured, the dust cover is not required to be fixed, the installation of the dust cover is quick and convenient, and the dust cover can be used for a long time.

2. This take contactor of shield through thermovent and the dust screen that is equipped with, can guarantee the effective heat dissipation of shield department and can avoid the dust business turn over to influence the use of contactor body, and the setting of thermal-arrest board can be concentrated the heat together fast, and rethread radiating fin can further improve the radiating efficiency with the heat discharge, promotes the performance to the better heat dissipation that has of contactor body.

The device has the advantages that the quick limiting of the limiting pressure plate can be realized, the firm compression joint of the dustproof cover is ensured, the dustproof cover is not required to be fixed by bolts, and the long-term use can be ensured.

Drawings

Fig. 1 is a schematic structural diagram of a contactor with a dust cap according to the present invention;

fig. 2 is a schematic structural diagram of a portion a of a contactor with a dust cap according to the present invention.

In the figure: 1 contactor body, 2 dust covers, 3 heat dissipation ports, 4 dust screens, 5 fixing seats, 6 upright rods, 7 limiting pressing plates, 8 clamping mechanisms, 81 clamping insertion rods, 82 clamping insertion holes, 83 resetting pulling plates, 84 clamping springs, 9 positioning columns, 10 positioning grooves, 11 heat collection plates, 12 heat dissipation fins and 13 limiting ring plates.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Embodiment 1 as shown in fig. 1-2, the contactor with the dust cap comprises a contactor body 1 and a dust cap 2 installed at the upper end of the contactor body 1, wherein a plurality of heat dissipation ports 3 are symmetrically formed in the surface of the dust cap 2, a dust screen 4 is fixedly arranged in the heat dissipation ports 3, a plurality of fixing seats 5 are symmetrically and fixedly connected to the outer wall of the upper end of the contactor body 1, vertical rods 6 are fixedly sleeved in the fixing seats 5, the upper ends of the vertical rods 6 are rotatably sleeved with limiting pressing plates 7, sleeve holes sleeved outside the vertical rods 6 are formed in the surface of one end of each limiting pressing plate 7, the limiting pressing plates 7 are pressed at the upper ends of the dust caps 2, and clamping mechanisms 8 are arranged between the limiting pressing plates 7;

the clamping mechanism 8 comprises a clamping insertion rod 81 which is movably inserted on the limiting pressing plate 7 through an insertion hole formed in the surface of the limiting pressing plate 7, a clamping insertion hole 82 which is correspondingly inserted with the clamping insertion rod 81 is formed in the surface of the dustproof cover 2, a reset pull plate 83 is fixedly connected to the upper end of the clamping insertion rod 81, and a clamping spring 84 which is sleeved outside the clamping insertion rod 81 and is fixedly connected between the lower end of the reset pull plate 83 and the upper end of the limiting pressing plate 7.

Embodiment 2 as shown in fig. 1-2, on the basis of embodiment 1, the contactor body 1 has a plurality of positioning posts 9 symmetrically and fixedly connected to the upper end thereof, and the dust cap 2 has a plurality of positioning grooves 10 formed at the lower end thereof, which correspond to the positioning posts 9 one by one.

Embodiment 3 is based on embodiment 1, as shown in fig. 1, a heat collecting plate 11 is fixedly connected to an inner wall of an upper end of the dust cap 2, a plurality of heat dissipating fins 12 are uniformly and fixedly connected to an upper end of the heat collecting plate 11, upper ends of the heat dissipating fins 12 penetrate through an upper end of the dust cap 2 through a through hole formed in a surface of the dust cap 2, and the dust cap 2 is fixedly mounted on an upper end of the contactor body 1 quickly and accurately by corresponding inserting of a positioning column 9 and a positioning groove 10 when the dust cap 2 is mounted.

Embodiment 4 is based on embodiment 1, as shown in fig. 2, two limiting ring plates 13 which are symmetrically arranged up and down with respect to the limiting pressure plate 7 are fixedly sleeved on the upper end rod wall of the upright rod 6, so that the connection stability between the limiting pressure plate 7 and the upright rod 6 can be better.

Embodiment 5 is based on embodiment 1, as shown in fig. 2, at least four limiting pressure plates 7 are symmetrically arranged, so that the stability of the integral connecting structure is ensured.

Example 6 based on example 1, as shown in fig. 2, the outer wall of the return pull plate 83 is covered with a protective rubber pad. Compared with the prior art, the dustproof cover and the contactor are fixed through screws, dust can be accumulated on the surface of the dustproof cover, and therefore cleaning with certain frequency is needed, so that thread grooves are abraded in the process of loosening screws back and forth, connection stability is affected very much, and the dustproof cover is inconvenient to use for a long time.

Embodiment 7 as shown in fig. 1-2, the contactor with the dust cap includes a contactor body 1 and a dust cap 2 installed on the upper end of the contactor body 1, and is characterized in that a plurality of heat dissipation ports 3 are symmetrically formed in the surface of the dust cap 2, a dust screen 4 is fixedly arranged in the heat dissipation ports 3, a plurality of fixing seats 5 are symmetrically and fixedly connected to the outer wall of the upper end of the contactor body 1, vertical rods 6 are fixedly sleeved in the fixing seats 5, limiting pressure plates 7 are rotatably sleeved on the upper ends of the vertical rods 6, one end surfaces of the limiting pressure plates 7 are provided with trepanning holes which are sleeved outside the vertical rods 6, the limiting pressure plates 7 are pressed on the upper end of the dust cap 2, and a clamping mechanism 8 is arranged between the limiting;

the chucking mechanism 8 comprises a chucking insertion rod 81 movably inserted on the limiting pressure plate 7 through a jack formed on the surface of the limiting pressure plate 7, a chucking jack 82 correspondingly inserted with the chucking insertion rod 81 is formed on the surface of the dustproof cover 2, a reset pull plate 83 is fixedly connected to the upper end of the chucking insertion rod 81, a chucking spring 84 sleeved outside the chucking insertion rod 81 is fixedly connected between the lower end of the reset pull plate 83 and the upper end of the limiting pressure plate 7, a plurality of positioning columns 9 are symmetrically and fixedly connected to the upper end of the contactor body 1, a plurality of positioning grooves 10 corresponding to the positioning columns 9 one by one are formed on the lower end of the dustproof cover 2, the contactor with the dustproof cover is characterized in that a heat collecting plate 11 is fixedly connected to the inner wall of the upper end of the dustproof cover 2, a plurality of radiating fins 12 are uniformly and fixedly connected to the upper end of the heat collecting plate 11, and the upper ends of the radiating, the upper end pole wall of pole setting 6 is fixed to be cup jointed two spacing ring boards 13 about spacing clamp plate 7 symmetry setting from top to bottom, and spacing clamp plate 7 symmetric distribution is provided with four at least, and the outer wall cladding of arm-tie 83 that resets has the one deck protection rubber pad.

Compared with the prior art that the heat dissipation of the contactor is only operated through the heat dissipation port, the heat dissipation performance is limited, and the problem that the heat can not be well dissipated out of the contactor can be well guaranteed.

In the invention, when in use, the opening of the contactor body 1 can be effectively protected from dust by the arranged dust cover 2, when the dust cover 2 is installed, the dust cover 2 is quickly and accurately fixedly installed at the upper end of the contactor body 1 through the corresponding insertion of the positioning column 9 and the positioning groove 10, the limiting pressure plate 7 is rotated through the rotating sleeve joint action of the upright stanchion 6 and the limiting pressure plate 7, the limiting pressure plate 7 is stably pressed at the upper end of the dust cover 2, the dust cover 2 is stably protected by pressure, the clamping insertion rod 81 inserted on the surface of the limiting pressure plate 7 is aligned to the clamping insertion hole 82 on the surface of the dust cover 2 through the arranged clamping mechanism 8, the resetting pull plate 83 is pulled downwards by the clamping spring 84, the resetting pull plate 83 is used for clamping the downward pushing insertion rod 81 so that the clamping insertion rod 81 is stably inserted into the clamping insertion hole 82, and the quick limiting of the limiting pressure plate 7 can, guaranteed that the crimping to shield 2 is firm, need not use the bolt to carry out the fixed to shield 2, make shield 2's installation convenient fast, and can guarantee to use for a long time, through thermovent 3 and the dust screen 4 that is equipped with, can guarantee effective heat dissipation of shield 2 department and can avoid the use that the dust business turn over influences contactor body 1, and the setting of thermal-arrest board 11 can concentrate the heat together fast, rethread radiating fin 12 can further improve the radiating efficiency with the heat discharge, promote the performance to having better heat dissipation of contactor body 1.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.