CN220270660U - Portable contact group clamping force measuring device - Google Patents

Abstract

The utility model relates to the technical field of contact group clamping force measurement, and discloses a portable contact group clamping force measurement device, wherein an installation sleeve is installed at the upper end of a measurer through a screw, a fixed disc is fixedly connected to the upper end of the installation sleeve, a connecting rod is arranged on the outer side of the fixed disc, one end of the connecting rod is fixedly connected with a lifting rod, a fixed rod is arranged outside the lifting rod, and a measurement table is installed at the lower end of the fixed rod; the upper surface of measuring bench is provided with the seat of placing in the below of caliber, the upper surface symmetry of placing the seat installs the installation pole, the upper end cover of installation pole connects installs the sucking disc. According to the utility model, through the work of the first electric telescopic rod in the fixed rod, the lifting rod can move up and down in the fixed rod, so that the measuring rod arranged at the lower end of the measurer is clamped into the contact group downwards, and further, the automatic measurement work of the clamping force of the contact group is realized.

Description

Portable contact group clamping force measuring device

Technical Field

The utility model relates to the technical field of contact group clamping force measurement, in particular to a portable contact group clamping force measuring device.

Background

The movable contact group and the static contact group of the switch machine are mainly used for controlling the switch position and realizing electric interlocking, are important electric ideal components in the switch machine, after the movable contact is adopted to drive into the static contact during contact pressure measurement, a measuring needle of a dynamometer is used for respectively poking left or right static contact sheets, and when the static contact sheets are just disconnected with the movable contact, the display value of the dynamometer is the static contact pressure.

The patent discloses a measuring device (grant bulletin number CN 207622660U) for a contact set of a switch machine, which is characterized in that after three sets of movable contacts of the switch machine are driven into a static contact set, the movable contact positioning sleeve at the bottom of the measuring device is directly inserted and sleeved on the movable contacts to be used as a positioning base point of the measuring device, meanwhile, a wedge-shaped cylindrical stress contact on a force sensor is inserted into a corresponding static contact piece to measure the contact pressure of each set of static contact pieces, a movable contact driving depth measurement scale is utilized to carry out movable contact driving depth measurement, and the front and rear positions of another set of static contact seats are measured, positioned and adjusted by utilizing a static contact seat scale.

However, there is still a disadvantage in the view of this patent, and although the clamping force of the contact set is measured by the load cell, as can be seen from the drawing of this patent, the moving contact needs to be driven into the static contact each time during the measurement, and this mode is complicated in steps, resulting in poor measurement effect and affecting the working efficiency. Accordingly, a portable contact set clamping force measuring device is provided by those skilled in the art to solve the above-mentioned problems.

Disclosure of Invention

The present utility model is directed to a portable contact set clamping force measuring device, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a portable contact group clamping force measuring device, includes the caliber and sets up the measuring stick in the caliber lower extreme and installs the pressure sensor in the measuring stick outside, the upper end of caliber passes through the screw and installs the installation cover, the upper end fixedly connected with fixed disk of installation cover, the outside of fixed disk is provided with the connecting rod, the one end fixedly connected with lifter of connecting rod, the outside of lifter is provided with the dead lever, the measuring bench is installed to the lower extreme of dead lever;

the upper surface of measuring bench is provided with the seat of placing in the below of caliber, the upper surface symmetry of placing the seat installs the installation pole, the upper end cover of installation pole connects installs the sucking disc.

As still further aspects of the utility model: the outside of caliber is provided with the display screen, pressure sensor is provided with two in the outside symmetry of measuring stick.

As still further aspects of the utility model: the connecting rod is "L" type setting with the lifter, lifter slidable mounting is in the inside of dead lever.

As still further aspects of the utility model: the inside of dead lever installs first electric telescopic handle, the lower extreme of lifter is at the internally mounted of dead lever fixed cover, the flexible end embedding of first electric telescopic handle is fixed inside the cover and through screwed connection.

As still further aspects of the utility model: the upper surface symmetry of placing the seat has offered the fixed orifices, the lower extreme embedding fixed orifices is inside and with fixed orifices threaded connection of installation pole.

As still further aspects of the utility model: the lower surface of placing the seat symmetry is installed the slide rail, the spout that slides each other with the slide rail is seted up to the upper surface of measuring bench.

As still further aspects of the utility model: the second electric telescopic rod is installed on the inner side of the sliding groove, and the telescopic end of the second electric telescopic rod is connected to the middle position on one side of the sliding rail.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the work of the first electric telescopic rod in the fixed rod, the lifting rod can move up and down in the fixed rod, so that the measuring rod arranged at the lower end of the measurer is downwards clamped into the contact group, the pressure sensors arranged at two sides of the measuring rod can be pressed by the contact group after the clamping, and further, the automatic measurement of the clamping force of the contact group is realized.

2. According to the utility model, the power receiving group to be detected can be placed on the sucker through the sucker to be adsorbed and fixed, and the second electric telescopic rod in the chute is utilized to work, so that the slide rail slides in the chute, and the placing seat slides on the measuring table, so that the clamping force of a plurality of power receiving groups can be measured at the same time, and the working efficiency of the power receiving group is effectively improved.

Drawings

FIG. 1 is a schematic diagram of a portable contact set clamping force measuring device;

FIG. 2 is a schematic view of a sliding rail of a portable contact set clamping force measuring device;

FIG. 3 is a schematic view showing the structure of a fixing hole in a portable contact set clamping force measuring device;

fig. 4 is a schematic view showing an internal structure of a fixing rod in the portable contact set clamping force measuring device.

In the figure: 1. a measuring station; 2. a fixed rod; 21. a lifting rod; 211. a fixed sleeve; 22. a connecting rod; 23. a fixed plate; 24. a mounting sleeve; 25. a first electric telescopic rod; 3. a measurer; 31. a display screen; 32. a measuring rod; 33. a pressure sensor; 4. a placement seat; 41. a mounting rod; 411. a suction cup; 412. a fixing hole; 42. a slide rail; 421. a second electric telescopic rod; 422. and a sliding groove.

Detailed Description

Referring to fig. 1 to 4, in the embodiment of the utility model, a portable contact set clamping force measuring device comprises a measurer 3, a measuring rod 32 arranged at the lower end of the measurer 3, and a pressure sensor 33 arranged at the outer side of the measuring rod 32, wherein an installation sleeve 24 is arranged at the upper end of the measurer 3 through a screw, the upper end of the installation sleeve 24 is fixedly connected with a fixed disc 23, a connecting rod 22 is arranged at the outer side of the fixed disc 23, one end of the connecting rod 22 is fixedly connected with a lifting rod 21, a fixed rod 2 is arranged outside the lifting rod 21, a measuring table 1 is arranged at the lower end of the fixed rod 2, and the lifting rod 21 is utilized to move up and down in the fixed rod 2, so that the clamping force of a contact set adsorbed on a placing seat 4 can be measured, and the measuring work can be effectively improved.

The upper surface of measuring table 1 is provided with in the below of caliber 3 and places seat 4, and the upper surface symmetry of placing seat 4 installs installation pole 41, and sucking disc 411 is installed to the upper end cover of installation pole 41, and this setting utilizes sucking disc 411 to adsorb the electricity group piece and fixes to through placing the removal on the seat 4, and then can adjust the position of placing seat 4, makes the clamping force of a plurality of contact groups on the contact group piece carry out measurement work.

In fig. 1: the outside of the measuring device 3 is provided with a display screen 31, and two pressure sensors 33 are symmetrically arranged on the outer side of the measuring rod 32, and the pressure test can be performed on the contact group by using the pressure sensors 33.

In fig. 4: connecting rod 22 is "L" setting with lifter 21, lifter 21 slidable mounting is in the inside of dead lever 2, the internally mounted of dead lever 2 has first electric telescopic handle 25, the lower extreme of lifter 21 has fixed cover 211 at the internally mounted of dead lever 2, the flexible end embedding fixed cover 211 of first electric telescopic handle 25 is inside and through screwed connection, this setting utilizes the work of first electric telescopic handle 25, can make lifter 21 reciprocate in the inside of dead lever 2 like this, and then can realize measuring rod 32 reciprocates and realize the measurement work to contact group clamping force.

In fig. 3: the upper surface symmetry of placing seat 4 has offered fixed orifices 412, and the lower extreme embedding fixed orifices 412 of installation pole 41 is inside and with fixed orifices 412 threaded connection, this setting utilizes installation pole 41 and fixed orifices 412 threaded connection, can realize in this way installing sucking disc 411 to follow-up installation to the contact group piece.

In fig. 2: the sliding rail 42 is symmetrically arranged on the lower surface of the placement seat 4, the sliding groove 422 which slides mutually with the sliding rail 42 is formed in the upper surface of the measurement table 1, the second electric telescopic rod 421 is arranged on the inner side of the sliding groove 422, the telescopic end of the second electric telescopic rod 421 is connected to the middle position on one side of the sliding rail 42, the placement seat 4 can move on the measurement table 1 by using the second electric telescopic rod 421, further the contact point block adsorbed on the placement seat 4 can move, and accordingly the clamping force of the contact point block is measured.

The working principle of the utility model is as follows: when the clamping force of the contact group is measured, firstly, the contact group block is placed on the suction disc 411 to enable the contact group block to be adsorbed, after the contact group block is installed, the first electric telescopic rod 25 in the fixed rod 2 is started to work, so that the lifting rod 21 moves downwards in the fixed rod 2, the measuring rod 32 arranged at the lower end of the measurer 3 moves towards the contact group block arranged on the contact group block, the contact group block can be inserted into the contact group block, the pressure sensor 33 arranged at the outer side of the measuring rod 32 is extruded through the contact group block, the pressure of the contact group block can be measured, the lifting rod 21 moves upwards after the contact group block is measured, the measuring rod 32 is far away from the contact group block after the contact group block is measured, the measuring work of the contact group block at the position can be completed, after the contact group block at the position is measured, the second electric telescopic rod 421 in the chute 422 can be started to work, the sliding rail 42 in the chute 422 can be slid, the placing seat 4 can be moved on the measuring table 1, the contact group block on the placing seat 4 can be moved, the contact group on the placing seat 4 can be replaced, the contact group can be replaced, the position can be repeatedly replaced, the measuring efficiency can be improved, and the measuring efficiency of the contact group can be repeated, the measuring work can be repeated, and the measuring force can be used for measuring the contact group can be effectively, and the measuring, and the efficiency can be improved.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (7)

1. The utility model provides a portable contact group clamping force measuring device, includes caliber (3) and sets up measuring stick (32) in caliber (3) lower extreme and installs pressure sensor (33) in measuring stick (32) outside, a serial communication port, install installation cover (24) through the screw in the upper end of caliber (3), the upper end fixedly connected with fixed disk (23) of installation cover (24), the outside of fixed disk (23) is provided with connecting rod (22), the one end fixedly connected with lifter (21) of connecting rod (22), the outside of lifter (21) is provided with dead lever (2), measuring table (1) are installed to the lower extreme of dead lever (2);

the upper surface of measuring table (1) is provided with below caliber (3) and places seat (4), the upper surface symmetry of placing seat (4) installs installation pole (41), sucking disc (411) are installed to the upper end cover of installation pole (41).

2. The portable contact group clamping force measuring device according to claim 1, wherein a display screen (31) is arranged outside the measurer (3), and the pressure sensors (33) are symmetrically arranged on the outer side of the measuring rod (32).

3. The portable contact group clamping force measuring device according to claim 1, wherein the connecting rod (22) and the lifting rod (21) are arranged in an L-shaped manner, and the lifting rod (21) is slidably mounted in the fixing rod (2).

4. The portable contact group clamping force measuring device according to claim 1, wherein a first electric telescopic rod (25) is installed inside the fixed rod (2), a fixed sleeve (211) is installed inside the fixed rod (2) at the lower end of the lifting rod (21), and the telescopic end of the first electric telescopic rod (25) is embedded inside the fixed sleeve (211) and connected through a screw.

5. The portable contact group clamping force measuring device according to claim 1, wherein the upper surface of the placement base (4) is symmetrically provided with fixing holes (412), and the lower end of the mounting rod (41) is embedded into the fixing holes (412) and is in threaded connection with the fixing holes (412).

6. The portable contact group clamping force measuring device according to claim 1, wherein sliding rails (42) are symmetrically arranged on the lower surface of the placement seat (4), and sliding grooves (422) sliding with the sliding rails (42) are formed on the upper surface of the measuring table (1).

7. The portable contact group holding force measuring device according to claim 6, wherein a second electric telescopic rod (421) is mounted on the inner side of the chute (422), and a telescopic end of the second electric telescopic rod (421) is connected to an intermediate position on one side of the slide rail (42).