CN205565026U - Machinery pressing mode drainage fastener - Google Patents

Abstract

The utility model belongs to the technical field of tools, and the proposed mechanical compression drainage clamp includes a wiring fixture frame, an adjustable pressure plate and a guide rod. The adjustable pressure plate is dynamically arranged on the side baffle of the wiring fixture frame; Pass through the lower baffle of the wiring fixture frame and connect with the adjustable pressure plate, and the other end passes through the sleeve and connects with the power device that controls the movement of the guide rod; the power device includes a forward thrust device and a release retraction device, which cooperate with each other to complete the clamping and Release; the upper baffle plate of the wiring fixture frame is set as a flat plate or a hook type, and cooperates with the adjustable pressure plate, which can well complete the wiring operation of the rectangular master tape type or aluminum stranded wire type. The utility model adopts a mechanical compression structure, has an ingenious conception and is easy to operate, and is suitable for various test field applications, and solves the technical problems of small contact surface, easy to drop, easy to generate heat, and inconvenient operation in the prior art.

Description

Mechanical compression drain clamp

technical field

The utility model belongs to the technical field of tools and relates to a mechanical compression type drainage wire clamp.

Background technique

The high current generator is a necessary equipment in the electric power and electrical industry that needs a high current place during debugging, and is suitable for the instantaneous current test and continuous load test of electrical equipment. The use of drainage clips during the test will greatly reduce the operation steps of wiring operations, thereby reducing the workload of workers and improving work efficiency, but the test instruments are not equipped with professional drainage clips when they leave the factory. At present, the drainage clips on the market generally have defects such as small contact surface, easy to drop, and easy to generate heat when used. During work, it often happens that the drain wire clip is not in good contact with the equipment, resulting in overheating of the joint, the current does not rise to the rated value, and even the test cannot be done. Especially in the test of large transformers such as 800A and 1000A, the joints are in a state of heating for a long time, which will cause damage to the equipment. At the same time, the use of drainage wire clips often requires the skilled cooperation of multiple people, especially when outdoor tests require high-altitude operations, which increases the difficulty of the test, reduces the work efficiency of workers, and increases the cost of use.

Utility model content

The utility model proposes a mechanical compression type drain clamp, which solves the technical problems of the prior art that the contact surface is small, easy to drop, easy to generate heat, and inconvenient to operate.

The technical scheme of the utility model is achieved in that:

The mechanical compression type drainage clamp includes a wiring fixture frame, an adjustable pressure plate and a guide rod, and the adjustable pressure plate is slidably arranged on the side baffle of the wiring fixture frame; one end of the guide rod passes through the wiring fixture The lower baffle plate of the frame is connected with the adjustable pressure plate, and the other end passes through the sleeve and is connected with the power device controlling the movement of the guide rod.

As a further technical solution, the power device includes a forward thrust device and a release retraction device, one end of the advance thrust device is connected to the sleeve, and the other end is connected to the release retraction device.

As a further technical solution, the forward thrust device includes a first spring, a push block and an operating handle, one end of the first spring is connected to the sleeve, the other end is connected to the push block, and one end of the operating handle is connected to the The push block is connected, and the other end is connected with the release and contraction device; the release and contraction device includes a second spring and a card, one end of the second spring is connected with the operating handle, and the other end is connected with the card, so A groove is provided on the top of the card to connect with the guide plate connected to the fixed handle of the operating handle, and the guide plate is provided with a chute matching the groove of the card.

As a further technical solution, the operating handle includes a movable handle and a fixed handle, one end of the movable handle is connected to the push block, and the other end is hinged to the fixed handle.

As a further technical solution, both the wiring fixture frame and the adjustable pressure plate are formed by one-time casting of all copper.

As a further technical solution, the upper baffle plate of the wiring fixture frame is flat, and the center of the bottom is provided with an arc-shaped wire slot.

As a further technical solution, the upper baffle plate of the wiring fixture frame is a hook type.

As a further technical solution, the sleeve is connected to the lower baffle and is an insulating sleeve.

The utility model uses principle and beneficial effect as follows:

1. In the utility model, the mechanical compression type drainage wire clamp, the adjustable pressure plate moves through the push of the guide rod, and cooperates with the wiring fixture frame to realize the compression and release of the wire in the wiring operation. Among them, the push of the guide rod Controlled by the power unit. The power device adopts a mechanical compression structure, and the forward thrust device cooperates with the release and retraction device. The lever principle and friction force are cleverly used to realize the pushing and positioning of the guide rod relatively easily. The design concept is ingenious, easy to operate, and easy to learn. It can be operated by a single person, which greatly reduces the workload of workers and improves work efficiency.

2. In the utility model, the mechanical compression type drainage wire clamp, the wiring clamp frame and the adjustable pressure plate are all made of copper at one time, so that the electrical conductivity of the wire clamp is good. At the same time, the upper baffle plate of the wiring clamp frame can There are different embodiments (flat type and hook type) for the wire type, which is a good solution to the small contact surface between the drainage clip and the wire when connecting different wire types (rectangular master tape type and aluminum stranded wire type), which are easy to fall off , easy to heat and other problems, to eliminate poor contact, wire heating and other phenomena, which is conducive to the conduct of the test and avoid unnecessary equipment damage.

3. In the utility model, the mechanical compression type drainage clamp, the sleeve is made of insulating material to ensure the safety during the working process, and the length of the sleeve can be customized according to the conditions of the use site, which is convenient for operation in different places. This makes the drainage clamp suitable for various test sites, such as outdoors, pole-mounted switches, switch cabinets, etc., and can well complete the wiring task, save working time and improve work efficiency.

Description of drawings

Below in conjunction with accompanying drawing and specific embodiment, the utility model is described in further detail.

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a structural schematic diagram of another embodiment of the utility model;

In the figure: 1-wiring fixture frame, 11-upper baffle, 12-side baffle, 13-lower baffle, 14-wire trough, 2-adjustable pressure plate, 3-guide rod, 4-sleeve, 5 -power device, 51-forward thrust device, 511-first spring, 512-push block, 513-operating handle, 5131-movable handle, 5132-fixed handle, 5133-guide plate, 52-release retraction device, 521-second Spring, 522-card.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

As shown in Figures 1 to 2, the mechanical compression type drainage clamp proposed by the utility model includes a wiring fixture frame 1, an adjustable pressure plate 2 and a guide rod 3, and the adjustable pressure plate 2 is slidably arranged on the wiring fixture frame. 1 on the side baffle 12; one end of the guide rod 3 passes through the lower baffle 13 of the wiring fixture frame 1 and is connected with the adjustable pressure plate 2, and the other end passes through the sleeve 4 and controls the guide rod 3 mobile power unit 5 connected.

Further, the power device 5 includes a forward thrust device 51 and a release and retraction device 52 , one end of the forward thrust device 51 is connected with the sleeve 4 , and the other end is connected with the release and retraction device 52 .

Further, the forward thrust device 51 includes a first spring 511, a push block 512 and an operating handle 513, one end of the first spring 511 is connected to the sleeve 4, and the other end is connected to the push block 512, the operation One end of the handle 513 is connected to the push block 512, and the other end is connected to the release and contraction device 52; the release and contraction device 52 includes a second spring 521 and a card 522, and one end of the second spring 521 is connected to the operating handle 513 The other end is connected with the card 522, the top of the card 522 is provided with a groove connected with the guide plate 5133 connected to the fixed handle 5132 of the operating handle 513, and the guide plate 5133 is provided with a groove corresponding to the groove of the card 522. matching chute.

Further, the operating handle 513 includes a movable handle 5131 and a fixed handle 5132 , one end of the movable handle 5131 is connected to the push block 512 , and the other end is hinged to the fixed handle 5132 .

During work, the movable handle 5131 is pulled, and the movable handle 5131 will drive the push block 512 to tilt, so that the push block 512 clamps the guide rod 3. With the rotation of the movable handle 5131, the push block 512 will drive the guide rod 3 to move forward. The rod 3 drives the adjustable pressure plate 2 to move to the upper baffle plate 11 of the wiring fixture frame 1; at the same time, the card 522 clamps the guide rod 3 under the elastic action of the second spring 521, forming a certain angle (about 60°) with the guide rod 3, At this time, there is a forward friction between the two, which is the same as the direction of motion before the guide rod 3, so that when the movable handle 5131 is released instantaneously, the guide rod 3 can be prevented from retreating; Under the joint action of 5131 and the first spring 511, the guide rod 3 will return to the original position after being released; the movable handle 5131 can be continued to push the guide rod 3 again, and the above-mentioned process can be repeated to make the drainage clamp compress the wire. After the work is over, press the card 522 so that the card 522 is perpendicular to the guide rod 3. At this moment, the friction force between the two is 0, and the guide rod 3 can move freely. Pulling the guide rod 3 in the opposite direction can make the drainage clamp release the wire. This design is ingenious, easy to operate, and can be operated by a single person, which greatly reduces the workload of workers and improves work efficiency.

Furthermore, both the wiring fixture frame 1 and the adjustable pressure plate 2 are formed by one-time casting of all copper.

Both the wiring fixture frame 1 and the adjustable pressure plate 2 are formed by one-time casting of all copper, so that the electrical conductivity of the drain wire clamp is good.

As shown in FIG. 1 , one embodiment of the present invention is that the upper baffle 11 of the wiring fixture frame 1 is flat, and the center of the bottom is provided with an arc-shaped wire holding groove 14 .

The upper baffle plate of the wiring fixture frame 1 is set as a flat plate with a wire groove 14, and cooperates with the corresponding adjustable pressure plate 2, which can be better suitable for the wiring task where the wire is a rectangular parent tape type, so that the wire and the drainage wire The contact surface of the clip can reach 16cm ² , which is much larger than the contact area (4cm ² ) of the common drainage wire clip.

As shown in FIG. 2 , another embodiment of the present invention is that the upper baffle 11 of the wiring fixture frame 1 is hook-shaped.

The upper baffle plate of the wiring fixture frame 1 is set as a hook type, which cooperates with the corresponding adjustable pressure plate 2, which is better suitable for the wiring task where the wire is an aluminum stranded wire, so that the contact surface between the wire and the drainage clamp can reach 6cm ^2. The contact area (2cm ² ) of the common drainage clip is much larger.

In the utility model, the upper baffle plate 11 of the wiring fixture frame 1 is designed with different shapes according to different types of wires, which well solves the problems of small contact surface between the drainage wire clamp and the wires, easy falling, and easy heating when wiring different types of wires. , Put an end to poor contact, wire heating and other phenomena, which is conducive to the conduct of the test and avoids unnecessary equipment damage.

Further, the sleeve 4 is connected to the lower baffle plate 13 of the wiring fixture frame 1 and is an insulating sleeve.

The sleeve 4 is made of insulating material to ensure the safety in the working process, and the length of the sleeve 4 can be customized according to the conditions of the use site, which is convenient for operation in different places. This makes the drainage clamp suitable for various test sites, such as outdoors, pole-mounted switches, switch cabinets, etc., and can well complete the wiring task, save working time and improve work efficiency.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in the Within the protection scope of the present utility model.

Claims (8)

1. mechanical compaction formula conduction wire clamp, including wiring jig frame (1), adjustable pressure plate (2) with lead Bar (3), it is characterised in that described adjustable pressure plate (2) is slidably arranged in described wiring jig frame (1) Side shield (12) on；Described guide rod (3) one end is through the lower baffle plate of described wiring jig frame (1) (13) and with described adjustable pressure plate (2) being connected, the other end is through sleeve (4) and the described guide rod of control (3) power set (5) of movement connect.

Mechanical compaction formula conduction wire clamp the most according to claim 1, it is characterised in that described power fills Put (5) and include forward thrust device (51) and release constriction device (52), described forward thrust device (51) One end is connected with described sleeve (4), and the other end is connected with described release constriction device (52).

Mechanical compaction formula conduction wire clamp the most according to claim 2, it is characterised in that described advance pushes away Power apparatus (51) includes the first spring (511), pushing block (512) and operates handle (513), described first Spring (511) one end is connected with described sleeve (4), and the other end is connected with described pushing block (512), described Operation handle (513) one end is connected with described pushing block (512), the other end and described release constriction device (52) Connect；Described release constriction device (52) includes the second spring (521) and card (522), described second Spring (521) one end is connected with described operation handle (513), and the other end is connected with described card (522), Described card (522) top is provided with fixed handle (5132) phase of groove and described operation handle (513) Guide plate (5133) even connects, and described guide plate (5133) is provided with and described card (522) groove match Chute.

Mechanical compaction formula conduction wire clamp the most according to claim 3, it is characterised in that described manipulator Handle (513), including flexible handle (5131) and fixed handle (5132), described flexible handle (5131) One end is connected with described pushing block (512), and the other end is hinged with described fixed handle (5132).

Mechanical compaction formula conduction wire clamp the most according to claim 1, it is characterised in that described ramp Tool framework (1) and described adjustable pressure plate (2) all use the cast molding of full copper.

Mechanical compaction formula conduction wire clamp the most according to claim 1, it is characterised in that described ramp The overhead gage (11) of tool framework (1) is plate, is provided with circular arc type and holds wire casing (14) at bottom centre.

Mechanical compaction formula conduction wire clamp the most according to claim 1, it is characterised in that described ramp The overhead gage (11) of tool framework (1) is hook type.

Mechanical compaction formula conduction wire clamp the most according to claim 1, it is characterised in that described sleeve (4) It is connected with described lower baffle plate (13), for insulating sleeve.