CN213120940U - Relay contact pressure measuring device - Google Patents
Relay contact pressure measuring device Download PDFInfo
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- CN213120940U CN213120940U CN202022451566.XU CN202022451566U CN213120940U CN 213120940 U CN213120940 U CN 213120940U CN 202022451566 U CN202022451566 U CN 202022451566U CN 213120940 U CN213120940 U CN 213120940U
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- spring
- relay
- fixedly connected
- measuring device
- contact pressure
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- 239000000758 substrate Substances 0.000 claims abstract description 27
- 239000002965 rope Substances 0.000 claims abstract description 21
- 230000003068 static Effects 0.000 claims description 31
- 210000003165 Abomasum Anatomy 0.000 claims description 13
- 235000014676 Phragmites communis Nutrition 0.000 claims description 13
- 238000005259 measurement Methods 0.000 abstract description 10
- 238000009530 blood pressure measurement Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000003464 Asthenopia Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a relay contact pressure measurement device relates to relay contact technical field, including mounting substrate, horizontal pole, spring, relay, power and pilot lamp form a circuit path, the upper end and the diaphragm fixed connection of spring, the lower extreme and the horizontal pole fixed connection of spring, the lower fixed surface of horizontal pole is connected with a rope, and the balancing weight has been placed to a lower extreme fixedly connected with tray of rope on the tray, one side fixedly connected with and movable contact spring piece, stationary contact spring matched with bar dynamometry board of horizontal pole. Required measuring pressure size can be adjusted through changing the balancing weight to be fit for the measurement of different specification relay products, measuring error is little simultaneously, and the precision is high, can also effectively reduce operating personnel's intensity of labour, improves labor efficiency.
Description
Technical Field
The utility model belongs to the technical field of the relay contact, especially, relate to a relay contact pressure measurement device.
Background
The relay contact pressure refers to the pressure to be kept when the movable contact and the static contact of the relay are in a closed state. Normally, in a closed state, a certain pressure needs to be kept between the movable contact and the static contact of the relay so as to reduce the resistance of the contacts. If the pressure between the contacts is not enough, the contact resistance is increased, and the heat generation is large during overcurrent, so that the contacts are easy to burn out. Therefore, the contact pressure needs to be measured. At present, a commonly used measuring method is to measure by using a meter type dynamometer, that is, a dynamometer head of the dynamometer presses a movable reed reversely to a specified pressure, and simultaneously, whether the two contacts are separated is observed, if the two contacts are separated in the specified pressure, a defective product is obtained, otherwise, the defective product is obtained. However, the measuring method has low judgment precision, whether the contacts are separated or not is confirmed by only visual observation, so that an observation error easily occurs, particularly, some tiny separation cannot be found in time, the measurement is laborious, the labor intensity of an operator is high, and the eye fatigue is caused by using the measuring method for a long time.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a relay contact pressure measurement device, through with the relay, power and pilot lamp form a circuit path, the upper end and the diaphragm fixed connection of spring, the lower extreme and the horizontal pole fixed connection of spring, the lower fixed surface of horizontal pole is connected with a rope, a lower extreme fixedly connected with tray of rope, the balancing weight has been placed on the tray, one side fixedly connected with and the movable contact spring of horizontal pole, static contact spring matched with bar dynamometry board, can adjust required measuring pressure size through changing the balancing weight, with the measurement that is fit for different specification relay products, simultaneous measurement error is little, high accuracy, can also effectively reduce operating personnel's intensity of labour, and the efficiency of labour is improved, the current problem has been solved.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a relay contact pressure measuring device, which comprises a mounting base plate, a cross rod, a spring, a relay, a power supply and an indicator light; the mounting substrate is provided with a through hole; a pair of supporting columns is arranged on the upper surface of the mounting substrate; the top ends of the paired supporting cylinders are provided with a transverse plate; the end surfaces of the two sides of the cross rod are respectively provided with a circular ring; the circular ring is slidably mounted on the supporting cylinder; the upper end of the spring is fixedly connected with the transverse plate; the lower end of the spring is fixedly connected with the cross rod; the relay comprises a movable reed and a static reed; one end of the movable spring plate is provided with a movable contact; the other end of the movable reed is electrically connected with a first electric energy output end of a power supply through a conducting wire; one end of the static reed is provided with a static contact; the other end of the static reed is electrically connected with a second electric energy output end of the power supply through a conducting wire; one side of the cross rod is fixedly connected with a strip-shaped force measuring plate matched with the movable spring leaf and the static spring leaf; the lower surface of the cross bar is fixedly connected with a rope; the rope passes through the through hole; the lower end of the rope is fixedly connected with a tray; and a balancing weight is placed on the tray.
As a further improvement of the utility model, the upper surface of the mounting base plate is rotatably connected with a screw rod; the upper surface of the mounting substrate is fixedly connected with a vertical guide plate; the screw rod is in threaded connection with a nut; a sliding block is slidably arranged on the vertical guide plate; a mounting plate is arranged between the nut and the sliding block; the relay is arranged on the upper surface of the mounting plate.
As a further improvement of the utility model, the top end of the screw rod is provided with a rotating handle.
As a further improvement of the present invention, the lower surface of the mounting base plate is provided with a plurality of support legs.
As a further improvement of the utility model, the power and the pilot lamp are all installed at the upper surface of mounting substrate.
As a further improvement of the utility model, the indicator light is connected in series between the movable contact spring and the first electric energy output end of the power supply.
As a further improvement of the utility model, the indicator light is connected in series between the static reed and the second electric energy output end of the power supply.
The utility model discloses following beneficial effect has:
1. the utility model discloses a with the relay, power and pilot lamp form a circuit path, the upper end and the diaphragm fixed connection of spring, the lower extreme and the horizontal pole fixed connection of spring, the lower fixed surface of horizontal pole is connected with a rope, a lower extreme fixedly connected with tray of rope, the balancing weight has been placed on the tray, one side fixedly connected with and the movable contact spring piece of horizontal pole, static contact spring matched with bar dynamometry board, can adjust required measuring pressure size through changing the balancing weight, with the measurement that is fit for different specification relay products, measuring error is little simultaneously, high accuracy, can also effectively reduce operating personnel's intensity of labour, and the labor efficiency is improved.
2. The utility model discloses an upper surface at mounting substrate rotates and is connected with a lead screw, mounting substrate's last fixed surface is connected with a vertical deflector, threaded connection has a nut on the lead screw, slidable mounting has a slider on the vertical deflector, be provided with a mounting panel between nut and the slider, the relay sets up the upper surface at the mounting panel, rotate the handle through manual rotation, can adjust the height of mounting panel, thereby adjust the height of relay, make the bar dynamometry board can insert between movable contact spring and the stationary contact spring, with the measurement that is fit for different specification relay products.
Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a relay contact pressure measuring device according to the present invention;
FIG. 2 is a schematic structural view of a cross bar and a strip-shaped force measuring plate which are matched with each other;
FIG. 3 is a schematic structural diagram of the strip force measuring plate and the relay in cooperation;
fig. 4 is a schematic circuit diagram illustrating a moving contact contacting a fixed contact according to an embodiment;
in the drawings, the components represented by the respective reference numerals are listed below:
1-mounting base plate, 2-supporting cylinder, 3-transverse plate, 4-transverse rod, 5-circular ring, 6-spring, 7-relay, 8-power supply, 9-bar-shaped force measuring plate, 10-rope, 11-tray, 12-counterweight block, 13-screw rod, 14-vertical guide plate, 15-nut, 16-slider, 17-mounting plate, 18-rotating handle, 19-supporting leg, 20-indicator light, 101-through hole, 701-movable spring piece, 702-static spring piece, 703-movable contact piece and 704-static contact piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "side", "between", "surface", "end", and the like, indicate positional or orientational relationships and are used merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Example one
Referring to fig. 1-4, the present invention relates to a relay contact pressure measuring device, which includes a mounting substrate 1, a cross bar 4, a spring 6, a relay 7, a power supply 8 and an indicator light 20.
A through hole 101 has been seted up on mounting substrate 1, mounting substrate 1's upper surface is provided with a pair of support cylinder 2, mated support cylinder 2's top is provided with a diaphragm 3, the both sides terminal surface of horizontal pole 4 all is provided with a ring 5, ring 5 slidable mounting can be on support cylinder 2, can be at the inner ring side-mounting gyro wheel of ring 5, make the gyro wheel roll from top to bottom along support cylinder 2, the upper end and the diaphragm 3 fixed connection of spring 6, the lower extreme and the horizontal pole 4 fixed connection of spring 6.
The relay 7 comprises a movable contact spring 701 and a static contact spring 702, a movable contact 703 is arranged at one end of the movable contact spring 701, the other end of the movable contact spring 701 is electrically connected with a first electric energy output end of a power supply 8 through a conducting wire, a fixed contact 704 is arranged at one end of the static contact spring 702, the other end of the static contact spring 702 is electrically connected with a second electric energy output end of the power supply 8 through a conducting wire, an indicator light 20 is connected between the movable contact spring 701 and the first electric energy output end of the power supply 8 in series, the power supply 8 and the indicator light 20 are both installed on the upper surface of an installation substrate. When the movable contact 703 is in contact with the fixed contact 704, the relay 7, the power supply 8 and the indicator light 20 form a circuit path, and the indicator light 20 is turned on as shown in fig. 3.
One side fixedly connected with of horizontal pole 4 and movable spring piece 701, static spring piece 702 matched with bar dynamometry board 9, the lower surface fixedly connected with of horizontal pole 4 rope 10, rope 10 pass from the perforating hole 101 in, a lower extreme fixedly connected with tray 11 of rope 10, placed balancing weight 12 on tray 11.
The upper surface of mounting substrate 1 rotates and is connected with a lead screw 13, mounting substrate 1's last fixed surface is connected with a vertical deflector 14, threaded connection has a nut 15 on the lead screw 13, slidable mounting has a slider 16 on the vertical deflector 14, be provided with a mounting panel 17 between nut 15 and the slider 16, mounting panel 17 and nut 15 welded connection, mounting panel 17 and slider 16 welded connection, the top of lead screw 13 is provided with a rotation handle 18, mounting substrate 1's lower surface is provided with a plurality of supporting legs 19.
The height of the mounting plate 17 can be adjusted by manually rotating the rotating handle 18, so that the height of the relay 7 is adjusted, and the bar-shaped force measuring plate 9 can be inserted between the movable spring piece 701 and the static spring piece 702 to be suitable for measurement of relay products of different specifications.
Example two
Referring to fig. 1-4, the present invention relates to a relay contact pressure measuring device, which includes a mounting substrate 1, a cross bar 4, a spring 6, a relay 7, a power supply 8 and an indicator light 20.
A through hole 101 has been seted up on mounting substrate 1, mounting substrate 1's upper surface is provided with a pair of support cylinder 2, mated support cylinder 2's top is provided with a diaphragm 3, the both sides terminal surface of horizontal pole 4 all is provided with a ring 5, ring 5 slidable mounting can be on support cylinder 2, can be at the inner ring side-mounting gyro wheel of ring 5, make the gyro wheel roll from top to bottom along support cylinder 2, the upper end and the diaphragm 3 fixed connection of spring 6, the lower extreme and the horizontal pole 4 fixed connection of spring 6.
The relay 7 comprises a movable contact spring 701 and a static contact spring 702, a movable contact 703 is arranged at one end of the movable contact spring 701, the other end of the movable contact spring 701 is electrically connected with a first electric energy output end of a power supply 8 through a conducting wire, a fixed contact 704 is arranged at one end of the static contact spring 702, the other end of the static contact spring 702 is electrically connected with a second electric energy output end of the power supply 8 through a conducting wire, an indicator light 20 is connected between the static contact spring 702 and the second electric energy output end of the power supply 8 in series, the power supply 8 and the indicator light 20 are both arranged on the upper surface of the mounting substrate. When the movable contact 703 is in contact with the fixed contact 704, the relay 7, the power supply 8 and the indicator light 20 form a circuit path, and the indicator light 20 is turned on as shown in fig. 3.
One side fixedly connected with of horizontal pole 4 and movable spring piece 701, static spring piece 702 matched with bar dynamometry board 9, the lower surface fixedly connected with of horizontal pole 4 rope 10, rope 10 pass from the perforating hole 101 in, a lower extreme fixedly connected with tray 11 of rope 10, placed balancing weight 12 on tray 11.
The upper surface of mounting substrate 1 rotates and is connected with a lead screw 13, mounting substrate 1's last fixed surface is connected with a vertical deflector 14, threaded connection has a nut 15 on the lead screw 13, slidable mounting has a slider 16 on the vertical deflector 14, be provided with a mounting panel 17 between nut 15 and the slider 16, mounting panel 17 and nut 15 welded connection, mounting panel 17 and slider 16 welded connection, the top of lead screw 13 is provided with a rotation handle 18, mounting substrate 1's lower surface is provided with a plurality of supporting legs 19.
The height of the mounting plate 17 can be adjusted by manually rotating the rotating handle 18, so that the height of the relay 7 is adjusted, and the bar-shaped force measuring plate 9 can be inserted between the movable spring piece 701 and the static spring piece 702 to be suitable for measurement of relay products of different specifications.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A relay contact pressure measuring device comprises a mounting substrate (1), a cross rod (4), a spring (6), a relay (7), a power supply (8) and an indicator light (20); the method is characterized in that:
the mounting substrate (1) is provided with a through hole (101); a pair of supporting columns (2) is arranged on the upper surface of the mounting substrate (1); a transverse plate (3) is arranged at the top end of the paired supporting cylinders (2); the end surfaces of the two sides of the cross rod (4) are respectively provided with a circular ring (5); the circular ring (5) is slidably mounted on the supporting cylinder (2); the upper end of the spring (6) is fixedly connected with the transverse plate (3); the lower end of the spring (6) is fixedly connected with the cross rod (4);
the relay (7) comprises a movable spring (701) and a static spring (702); one end of the movable reed (701) is provided with a movable contact (703); the other end of the movable reed (701) is electrically connected with a first electric energy output end of a power supply (8) through a conducting wire; one end of the static reed (702) is provided with a static contact (704); the other end of the static reed (702) is electrically connected with a second electric energy output end of the power supply (8) through a conducting wire;
one side of the cross rod (4) is fixedly connected with a strip-shaped force measuring plate (9) matched with the movable spring leaf (701) and the static spring leaf (702); the lower surface of the cross rod (4) is fixedly connected with a rope (10); the rope (10) passes through the through hole (101); the lower end of the rope (10) is fixedly connected with a tray (11); a balancing weight (12) is arranged on the tray (11).
2. A relay contact pressure measuring device according to claim 1, wherein: the upper surface of the mounting substrate (1) is rotatably connected with a screw rod (13); the upper surface of the mounting substrate (1) is fixedly connected with a vertical guide plate (14); a nut (15) is connected to the screw rod (13) in a threaded manner; a sliding block (16) is arranged on the vertical guide plate (14) in a sliding way; a mounting plate (17) is arranged between the nut (15) and the sliding block (16); the relay (7) is arranged on the upper surface of the mounting plate (17).
3. A relay contact pressure measuring device according to claim 2, wherein: the top end of the screw rod (13) is provided with a rotating handle (18).
4. A relay contact pressure measuring device according to claim 1, wherein: the lower surface of the mounting base plate (1) is provided with a plurality of supporting legs (19).
5. A relay contact pressure measuring device according to claim 1, wherein: the power supply (8) and the indicator light (20) are both arranged on the upper surface of the mounting substrate (1).
6. A relay contact pressure measuring device according to claim 5, wherein: the indicator light (20) is connected in series between the movable reed (701) and the first power output end of the power supply (8).
7. A relay contact pressure measuring device according to claim 5, wherein: the indicator light (20) is connected in series between the static reed (702) and the second power output end of the power supply (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022451566.XU CN213120940U (en) | 2020-10-29 | 2020-10-29 | Relay contact pressure measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022451566.XU CN213120940U (en) | 2020-10-29 | 2020-10-29 | Relay contact pressure measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213120940U true CN213120940U (en) | 2021-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022451566.XU Active CN213120940U (en) | 2020-10-29 | 2020-10-29 | Relay contact pressure measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213120940U (en) |
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2020
- 2020-10-29 CN CN202022451566.XU patent/CN213120940U/en active Active
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