CN216385469U - Distance detection tool and angle height detection device - Google Patents

Abstract

The application discloses distance detects instrument and high detection device of angle. The distance detection tool includes: the displacement measuring device comprises a measuring rod assembly extending along a first direction and a displacement measuring part arranged close to the side face of the measuring rod assembly, wherein the displacement measuring part can measure the displacement of the measuring rod assembly along the first direction. The height dimension of the assembly notch of the battery module can be obtained through the cooperation of the measuring rod assembly and the displacement measuring piece, so that the height dimension can be compared with the preset height dimension, whether the actual dimension of the battery module is consistent with the preset dimension or not is determined, and meanwhile, the distance detecting tool has the advantages that the structural complexity is reduced and the detecting efficiency is high due to the fact that the actual dimension of the battery module is matched with the preset dimension.

Description

Distance detection tool and angle height detection device

Technical Field

The application relates to the field of batteries, in particular to a distance detection tool and an angle height detection device.

Background

The driving force of the electric vehicle comes from a battery pack, and a battery module is arranged in the battery pack. Whether the actual size of the battery module is consistent with the preset size is one of the factors whether the battery module is firmly assembled in the battery pack. Such as: the battery module is provided with the assembly breach, will produce assembly error when the height dimension of assembly breach and predetermine the height dimension inconsistent to it is insecure to make the battery module assembly back.

Currently, the actual size of the battery module entering the assembly procedure is made to be consistent with the preset size by detecting the height size of the assembly notch of the battery module. However, the conventional detection tool has a complicated structure and low detection efficiency.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides a distance detection tool and an angle height detection device, which can reduce the structural complexity of the detection tool and improve the detection efficiency.

In a first aspect, the present application provides a distance detection tool comprising: the measuring rod assembly extends along a first direction, the displacement measuring part is arranged close to the side face of the measuring rod assembly, and the displacement measuring part can measure the displacement of the measuring rod assembly along the first direction.

In the technical scheme of this application embodiment, the height dimension of the assembly breach of battery module can be obtained through the cooperation of measuring pole subassembly and displacement measurement spare to can compare with predetermineeing the height dimension, whether come to confirm the actual dimension of battery module unanimous with predetermineeing the size with this, simultaneously, because cooperation between them can detect promptly, make the structural complexity of distance detection instrument reduce and detection efficiency is high.

In some embodiments, the distance detection tool may further comprise: the reset assembly is connected with the measuring rod assembly, and the reset assembly has driving force along a second direction opposite to the first direction after the measuring rod assembly is displaced along the first direction. Through the resetting of the resetting component, the distance detection tool can be reused, so that the waste of resources can be reduced, and the repeated use enables the first distance detection tool to be not required to be disassembled and reassembled or the second distance detection tool to be taken to continue to detect, so that the detection efficiency can be improved.

In some embodiments, the reset assembly comprises: the elastic piece is arranged on the side face of the measuring rod assembly and connected with the measuring rod assembly, and when the measuring rod assembly moves along the first direction, the elastic piece is compressed along the first direction. Realize the reseing of measuring stick subassembly through the elastic component, not only can realize the reseing of measuring stick subassembly, moreover because the preparation technology of elastic component is very ripe yet to can promote the preparation efficiency of distance detection instrument.

In some embodiments, the reset assembly further comprises: the reset seat is provided with a first through hole and a second through hole which are mutually connected along the first direction, the aperture of the first through hole is larger than that of the second through hole, the elastic piece is arranged in the first through hole, and the measuring rod assembly penetrates through the first through hole and the second through hole. The first through hole and the second through hole through the reset seat can be spacing to the elastic component, and because the measuring rod subassembly wears to locate the reset seat and makes the reset seat can carry out spacingly to the measuring rod subassembly to make the measuring rod subassembly can not have the displacement of taking place along the first direction of skew or reset along the direction opposite with the first direction.

In some embodiments, the elastic member is sleeved on the measuring rod assembly; and/or a flanging is arranged on the side surface of one end, far away from the displacement measuring part, of the reset seat. The elastic piece is sleeved on the measuring rod assembly, so that the measuring rod assembly is more stable when displaced along a first direction and is more stable when reset along a second direction opposite to the first direction; through the turn-ups that sets up on the seat that resets for the area increase that battery module pushed down the back and reset the seat and contact, and then make the seat that resets can carry out better support to battery module.

In some embodiments, the measurement rod assembly comprises: the device comprises a first measuring rod and a second measuring rod, wherein one end of the first measuring rod is detachably connected with one end of the second measuring rod, and the side part of one end of the first measuring rod, which is connected with the second measuring rod, is protruded to be abutted against the abutting part of the reset assembly. Through first measuring stick and the detachable connection of second measuring stick to can change first measuring stick and detect with the battery module to not co-altitude size, through butt portion and reset assembly butt in order can be at measuring stick subassembly along the compression reset assembly behind the first direction removal.

In some embodiments, of two ends of the first measuring rod and the second measuring rod connected to each other, one end is provided with an insertion convex portion, and the other end is provided with an insertion concave portion fitted with the insertion convex portion. Through the grafting of grafting convex part and grafting concave part in order to realize the dismantlement of first measuring stick and second measuring stick and connect, not only make self simple structure between them, can promote connection efficiency between them moreover.

In some embodiments, a stopper protrudes from a side surface of the second measuring rod, the displacement measuring member is sleeved on the second measuring rod and slidably connected with the second measuring rod, and the displacement measuring member is located on a side of the stopper close to the first measuring rod. Can carry on spacingly to displacement measurement spare through the dog to make displacement measurement spare be located the second measuring stick all the time.

In some embodiments, the displacement measuring member is a displacement sensor. By arranging the displacement measuring part as a displacement sensor, different displacement sensors can be selected according to different requirements, such as: a displacement sensor with low cost is selected to be able to reduce the manufacturing cost of the distance detection tool.

In some embodiments, the displacement sensor is a capacitive sensor. The detection precision can be improved through the capacitive gate sensor, and the manufacturing cost is low.

In a second aspect, the present application provides an angular height detection apparatus comprising: the distance detection tool comprises a substrate and the distance detection tool, wherein the substrate is provided with at least one third through hole along a first direction, a measuring rod assembly of the distance detection tool penetrates through the third through hole, a displacement measuring piece is close to a first opening at one end of the third through hole and is connected with the substrate, and the displacement measuring piece can measure the displacement of the measuring rod assembly moving on the side of the first opening. Support after can detecting battery module through the base plate, and can detect a plurality of assembly breach simultaneously when the quantity of third through-hole is a plurality of to can promote detection efficiency.

In some embodiments, the substrate is provided with at least two rows of the third through holes, each row is provided with a plurality of the third through holes, and the two rows of the third through holes correspond to each other one by one. Through multirow third through-hole, a plurality of third through-hole of every line, and two lines of third through-hole one-to-one each other for can detect the same assembly breach with one side of same battery module simultaneously at least, with can promote detection efficiency.

In some embodiments, the third through holes in a row are not equally spaced. Through the unequal interval arrangement of a row of third through holes, the battery modules with different length sizes can be detected.

In some embodiments, the substrate is provided with two rows of the third through holes, each row is provided with a plurality of the third through holes, the two rows of the third through holes correspond to each other one by one, and the third through holes in one row are arranged at unequal intervals. Two lines of third through holes are formed in the substrate, each line is provided with a plurality of third through holes, the two lines of third through holes correspond to one another one by one, and the one line of third through holes are arranged at different intervals, so that the structure of the angle height detection device is simple, the assembly notches on the same side of the same battery module can be detected simultaneously, the detection efficiency can be improved, the battery modules with different lengths can be detected, and the applicability of the angle height detection device can be enhanced.

In some embodiments, the angular height detection device may further include: and the processing assembly is connected with the displacement measuring piece and can acquire and compare the displacement amounts acquired by different displacement measuring pieces. Can compare the height dimension of same battery module homonymy simultaneously through the processing module, also can compare the height dimension of different battery module homonymies to can promote result output efficiency.

In some embodiments, the processing component is connected with the displacement measuring member in a wired manner or a wireless manner. The manufacture has more choices through different connection modes, such as: and selecting a wireless connection mode according to the distance between the processing station and the detection station.

The foregoing description is only an overview of the technical solutions of the present application, and the present application can be implemented according to the content of the description in order to make the technical means of the present application more clearly understood, and the following detailed description of the present application is given in order to make the above and other objects, features, and advantages of the present application more clearly understandable.

Drawings

Various additional advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Moreover, like reference numerals are used to refer to like elements throughout. In the drawings:

FIG. 1 is a schematic diagram of an angular height detection device according to some embodiments of the present application;

FIG. 2 is a schematic view of a substrate of an angular height detection device according to some embodiments of the present disclosure;

FIG. 3 is a schematic view of an exemplary embodiment of an angular height detection device;

FIG. 4 is a schematic view of an angular height detection device according to some embodiments of the present application;

FIG. 5 is a cross-sectional view along line A-B of a schematic usage configuration of an angular height detection device according to some embodiments of the present disclosure;

FIG. 6 is a schematic diagram of a distance detection tool according to some embodiments of the present application;

fig. 7 is a schematic cross-sectional view of a distance measuring tool along the X-direction according to some embodiments of the present disclosure.

The reference numbers in the detailed description are as follows:

100-angular height detection means;

10-distance detection tool, 11-measuring rod assembly, 111-first measuring rod, 112-second measuring rod, 1121-stop block, 12-displacement measuring piece, 13-reset assembly, 131-elastic piece, 132-reset seat, 1321-flanging and 14-cable;

20-substrate, 201-third via;

200-battery module.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are merely used to more clearly illustrate the technical solutions of the present application, and therefore are only examples, and the protection scope of the present application is not limited thereby.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first", "second", and the like are used only for distinguishing different objects, and are not to be construed as indicating or implying relative importance or implicitly indicating the number, specific order, or primary-secondary relationship of the technical features indicated. In the description of the embodiments of the present application, "a plurality" means two or more unless specifically defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is only one kind of association relationship describing an associated object, and means that three relationships may exist, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural pieces" refers to two or more (including two).

In the description of the embodiments of the present application, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the directions or positional relationships indicated in the drawings, and are only for convenience of description of the embodiments of the present application and for simplicity of description, but do not indicate or imply that the referred device or element must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, may be fixedly connected, detachably connected, or integrated; mechanical connection or electrical connection is also possible; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the embodiments of the present application can be understood by those of ordinary skill in the art according to specific situations.

At present, a power battery is widely applied to not only systems of hydraulic power, fire power, wind power, solar power stations and the like, but also electric vehicles such as electric bicycles, electric motorcycles, electric automobiles and the like, and a plurality of fields such as military equipment and aerospace and the like as an energy storage power supply system which can be continuously used. And with the continuous expansion of the application field of the power battery, the market demand is also continuously expanded.

The inventor notices that because the power battery arranged on the electric vehicle is the battery pack, eight corners of the battery module in the battery pack are respectively provided with the assembly notches, and the inconsistent height sizes of the 4 assembly notches on the same side can generate assembly errors, so that the battery module is not firm after being assembled.

In order to alleviate the problem that the battery module is insecure after assembling, the applicant researches and discovers that the height dimension of the assembly notch on the same side of the battery module can be detected before the battery module is assembled so as to ensure that the height of the assembly notch on the same side of the assembled battery module is consistent, and therefore the firmness of the assembled battery module is improved.

Based on above consideration, in order to solve the problem that the height dimension of the assembly notch of the same side of the battery module is inconsistent and leads to the battery module to be assembled insecure after the battery pack, the inventor designs a distance detection tool through deep research, detects through the height dimension of each assembly notch of the battery module, in order to sort out the height dimension of the assembly notch and the battery module with the preset height dimension, and then assembles the battery module in the battery pack.

The distance detection tool disclosed by the embodiment of the application can be but not limited to battery module, the box structure that has the assembly breach waits to detect the assembly breach of object and detects, and similarly, the high detection device in angle that possesses the distance detection tool can be but not limited to battery module, the box structure that has the assembly breach waits to detect the assembly breach of object and detects, so that the size that gets into the assembly and wait to detect the object is unanimous with the predetermined size, promote the firmness after waiting to detect the object assembly from this. For convenience of explanation, the following embodiments will be described by taking the detection of the assembly notch of the battery module as an example.

Referring to fig. 1 to 5, fig. 1 is a schematic structural diagram of an angular height detection device according to some embodiments of the present disclosure, fig. 2 is a schematic structural diagram of a substrate of an angular height detection device according to some embodiments of the present disclosure, fig. 3 is a schematic structural diagram of an angular height detection device according to some embodiments of the present disclosure, fig. 4 is a schematic structural diagram of an angular height detection device according to some embodiments of the present disclosure, fig. 5 is a schematic structural cross-sectional diagram of an angular height detection device according to some embodiments of the present disclosure along a line a-B, fig. 6 is a schematic structural diagram of a distance detection tool according to some embodiments of the present disclosure, fig. 7 is a schematic structural cross-sectional diagram of a distance detection tool according to some embodiments of the present disclosure along an X direction, and the angular height detection device 100 includes: base plate 20 and distance detection instrument 10, third through-hole 201 has been seted up on base plate 20, and distance detection instrument 10 wears to locate third through-hole 201, in use, at first, push down measuring bar subassembly 11 to the lowest position of distance detection instrument 10 and measure the displacement L1 that measuring bar subassembly 11 takes place through displacement measurement 12 of distance detection instrument 10, then reset measuring bar subassembly 11 and correspond measuring bar subassembly 11 of distance detection instrument 10 with the assembly breach of battery module 200 and push down measuring bar subassembly 11, displacement measurement 12 measures the displacement L2 that measuring bar subassembly 11 takes place, then can acquire the height dimension of an assembly breach through L1-L2, and then can confirm whether the height dimension of this assembly breach is unanimous with predetermineeing height dimension.

Further, when setting up four third through-holes 201 that correspond four breachs with one side of battery module 200 on base plate 20, can acquire the height dimension of four assembly breachs simultaneously, and then compare the height dimension of four assembly breachs with the height dimension of four assembly breachs of judgement battery module 200 with one side unanimously, judge whether the height dimension of four assembly breachs on one side is unanimous in addition through same mode, when the height dimension of eight assembly breachs of both sides all with when predetermineeing unanimously, then can confirm this battery module 200 and predetermine the size unanimously, the fastness is good after assembling in the battery package.

Further, two rows of third through holes 201 are provided on the substrate 20, the two rows of third through holes 201 correspond to each other one by one, and the rows of third through holes 201 are arranged at unequal intervals, so that the same angle height detection device 100 can detect battery modules 200 of different sizes.

Referring to fig. 6 and 7, fig. 6 is a schematic structural diagram of a distance detection tool according to some embodiments of the present disclosure, fig. 7 is a schematic structural diagram of a cross section of the distance detection tool along the X direction according to some embodiments of the present disclosure, and the distance detection tool 10 includes: a measuring rod assembly 11, a displacement measuring member 12, a reset assembly 13 and other functional components.

When the measuring rod assembly 11 is relatively displaced along the first direction relative to the displacement measuring part 12, the displacement measuring part 12 can measure the displacement of the measuring rod assembly 11.

The reset assembly 13 can reset the measuring stick assembly 11 after the measuring stick assembly 11 is displaced so that the measuring stick assembly 11 can be ready for the next detection.

See fig. 6 and 7, according to some embodiments of the present application. The distance detection tool 10 includes: measuring stick subassembly 11 and displacement measurement 12, measuring stick subassembly 11 extends along first direction, and displacement measurement 12 is close to the side setting of measuring stick subassembly 11, and displacement measurement 12 can measure the displacement volume of measuring stick subassembly 11 along first direction.

As shown in fig. 6 and 7, the X direction is a width direction of the distance detection tool 10, the Y direction is a thickness direction of the distance detection tool 10, and the Z direction is a height direction of the distance detection tool 10, wherein the first direction coincides with the Z direction.

The measuring rod assembly 11 extends along a first direction, where the cross section of the measuring rod assembly 11 along the X direction may be circular, rectangular, or other shapes, and is not limited specifically here, such as: referring to fig. 6 and 7, the measuring bar assembly 11 is a rod-shaped member, and the cross section of the measuring bar assembly 11 in the X direction is circular.

The displacement measuring component 12 can measure the displacement of the measuring rod assembly 11 after displacement relative to the displacement measuring component 12, and may be a contact displacement measuring instrument or a non-contact displacement measuring instrument, of course, the displacement measuring component 12 may be a displacement sensor (also called a linear sensor), a distance sensor, or other measuring instruments, such as: the displacement measuring member 12 is a contact type displacement meter, a strain beam type displacement sensor, a slide wire resistance type displacement sensor, or a differential pressure type displacement sensor.

One method of use of the distance detection tool 10 is: a first step of pressing the measuring rod assembly 11 of the first distance detection tool 10 downwards until the upper surface of the measuring rod assembly 11 is flush with the upper surface of the displacement measuring part 12 and acquiring a first displacement of the measuring rod assembly 11 through the displacement measuring part 12; secondly, the assembly notch of the battery module 200 corresponds to the measuring rod assembly 11 of the second distance detection tool 10 and presses down the measuring rod assembly 11, and when the bottom surface of the battery module 200 contacts the upper surface of the displacement measuring part 12, the second displacement of the measuring rod assembly 11 is obtained through the displacement measuring part 12; and thirdly, acquiring the height dimension of the assembling gap through the first displacement and the second displacement.

The height dimension of the assembly notch of the battery module can be obtained through the cooperation of the measuring rod assembly and the displacement measuring piece, so that the height dimension can be compared with the preset height dimension, whether the actual dimension of the battery module is consistent with the preset dimension or not is determined, and meanwhile, the distance detecting tool has the advantages that the structural complexity is reduced and the detecting efficiency is high due to the fact that the actual dimension of the battery module is matched with the preset dimension.

According to some embodiments of the present application, optionally, referring to fig. 6 and 7, the distance detection tool 10 may further include: and the resetting component 13, the resetting component 13 is connected with the measuring rod component 11, and the resetting component 13 has a driving force in a second direction opposite to the first direction after the measuring rod component 11 is displaced in the first direction.

When the distance measuring tool 10 is not provided with the reset component 13, the distance measuring tool 10 needs to be manually reset to the measuring rod component 11 after acquiring the first displacement or the distance measuring tool 10 needs to be discarded and the second displacement measuring tool 10 needs to be used for acquiring the second displacement, so that the detection efficiency is low and the resources are wasted, and the added reset component 13 drives the measuring rod component 11 to reset after the measuring rod component 11 is displaced along the first direction and under the condition of no external force application.

Through the resetting of the resetting component, the distance detection tool can be reused, so that the waste of resources can be reduced, and the repeated use enables the first distance detection tool to be not required to be disassembled and reassembled or the second distance detection tool to be taken to continue to detect, so that the detection efficiency can be improved.

According to some embodiments of the present application, optionally, referring to fig. 6 and 7, the reduction assembly 13 comprises: the elastic member 131, the elastic member 131 is disposed at a side of the measuring rod assembly 11 and connected to the measuring rod assembly 11, and when the measuring rod assembly 11 moves along the first direction, the elastic member 131 is compressed along the first direction.

The elastic member 131 may be a flexible structural member capable of deforming, such as rubber or silica gel, or a rigid structural member, such as a spring, for example: referring to fig. 7, the elastic member 131 is a spring; when the measuring rod assembly 11 moves in the first direction, the elastic member 131 is compressed in the first direction, and the elastic member 131 can self-drive the measuring rod assembly 11 to reset in a second direction opposite to the first direction due to the elastic action of the elastic member 131.

Realize the reseing of measuring stick subassembly through the elastic component, not only can realize the reseing of measuring stick subassembly, moreover because the preparation technology of elastic component is very ripe yet to can promote the preparation efficiency of distance detection instrument.

According to some embodiments of the present application, optionally, referring to fig. 6 and 7, the reduction assembly 13 further comprises: reset seat 132, reset seat 132 offer first through-hole and the second through-hole that meets each other along the first direction, and the aperture of first through-hole is greater than the aperture of second through-hole, and elastic component 131 sets up in first through-hole, and measuring stick subassembly 11 wears to locate first through-hole and second through-hole.

The reset seat 132 is provided with a first through hole and a second through hole connected to each other along a first direction, the aperture of the first through hole is larger than that of the second through hole, that is, a step surface is formed at the connection of the first through hole and the second through hole, and the elastic member 131 is disposed in the first through hole, so that the elastic member 131 can be placed on the step surface, of course, the elastic member 131 may be partially fixed in the reset seat 132 around the second through hole as shown in fig. 7. After the reset seat 132 is provided, the measuring rod assembly 11 is pressed so that the upper surface of the measuring rod assembly 11 is flush with the upper surface of the reset seat 132 when the first displacement is obtained, and the bottom of the battery module 200 is in contact with the upper surface of the reset seat 132 when the second displacement is obtained.

The first through hole and the second through hole through the reset seat can be spacing to the elastic component, and because the measuring rod subassembly wears to locate the reset seat and makes the reset seat can carry out spacingly to the measuring rod subassembly to make the measuring rod subassembly can not have the displacement of taking place along the first direction of skew or reset along the direction opposite with the first direction.

According to some embodiments of the present application, optionally, referring to fig. 7, the elastic member 131 is sleeved on the measuring rod assembly 11; and/or, the side of the reset seat 132 away from the end of the displacement measuring member 12 is provided with a flange 1321.

The elastic member 131 is sleeved on the measuring rod assembly 11, and may be a spiral spring, or may have a structure such as a rubber member or a silicone member with a through hole along a first direction; the flange 1321 is annular.

The elastic piece is sleeved on the measuring rod assembly, so that the measuring rod assembly is more stable when displaced along a first direction and is more stable when reset along a second direction opposite to the first direction; through the turn-ups that sets up on the seat that resets for the area increase that battery module pushed down the back and reset the seat and contact, and then make the seat that resets can carry out better support to battery module.

According to some embodiments of the present application, optionally, referring to fig. 7, the measurement bar assembly 11 comprises: first measuring stick 111 and second measuring stick 112, the one end of first measuring stick 111 and the one end of second measuring stick 112 can be dismantled and be connected, and the lateral part arch that first measuring stick 111 connects second measuring stick 112 one end has the butt portion of butt reset assembly 13.

One end of the first measuring rod 111 and one end of the second measuring rod 112 are detachably connected, i.e. they can be separated from each other, or they can be connected again, for example: the first measuring rod 111 is detached from the second measuring rod 112, and a third measuring rod with a length different from that of the first measuring rod 111 is connected with the second measuring rod 112, so as to detect the battery modules 200 with assembly notches at different heights; the side of the first measuring rod 111 connected to the end of the second measuring rod 112 protrudes with an abutting portion abutting against the reset assembly 13, and the abutting portion abuts against the reset assembly 13 to compress the reset assembly 13 after the measuring rod assembly 11 moves along the first direction.

Through first measuring stick and the detachable connection of second measuring stick to can change first measuring stick and detect with the battery module to not co-altitude size, through butt portion and reset assembly butt in order can be at measuring stick subassembly along the compression reset assembly behind the first direction removal.

According to some embodiments of the present application, optionally, referring to fig. 7, of two ends of the first measuring rod 111 and the second measuring rod 112 connected to each other, one end is provided with an insertion convex portion, and the other end is provided with an insertion concave portion fitted with the insertion convex portion.

In two ends of the first measuring rod 111 and the second measuring rod 112, which are connected with each other, one end of the first measuring rod 111 and the other end of the second measuring rod 112 are provided with an insertion convex part, the other end of the first measuring rod 111 and the second measuring rod 112 is provided with an insertion concave part matched with the insertion convex part, the insertion convex part can be inserted into the insertion concave part to realize the connection of the first measuring rod 111 and the second measuring rod 112, and the insertion convex part can be separated from the insertion concave part to realize the separation of the first measuring rod 111 and the second measuring rod 112; the insertion convex portion may be cylindrical as shown in fig. 7, may be pentagonal, and may have other shapes, which is not particularly limited herein. Here, the radial dimension of the first measuring rod 111 may be larger than the radial dimension of the second measuring rod 112, so that the first measuring rod 111 and the second measuring rod 112 form a circle of abutment portion as shown in fig. 7 after being connected, the abutment portion being abutted with the reset assembly 13 to compress the reset assembly 13 after the measuring rod assembly 11 is moved in the first direction.

Through the grafting of grafting convex part and grafting concave part in order to realize the dismantlement of first measuring stick and second measuring stick and connect, not only make self simple structure between them, can promote connection efficiency between them moreover.

According to some embodiments of the present application, optionally, referring to fig. 6 and 7, a stopper 1121 is protruded from a side surface of the second measuring rod 112, the displacement measuring member 12 is sleeved on the second measuring rod 112 and slidably connected to the second measuring rod 112, and the displacement measuring member 12 is located on a side of the stopper 1121 close to the first measuring rod 111.

The stopper 1121 may be partially connected to the circumferential side of the second measuring rod 112, or may be connected to one turn of the circumferential side of the second measuring rod 112, that is, the stopper 1121 has a ring shape.

Can carry on spacingly to displacement measurement spare through the dog to make displacement measurement spare be located the second measuring stick all the time.

According to some embodiments of the present application, optionally, the displacement measuring member 12 is a displacement sensor.

A displacement sensor (also called a linear sensor) is a metal-induced linear device, and is used for converting various measured physical quantities into electric quantities. In the production process, the measurement of displacement is generally divided into measurement of physical size and mechanical displacement. The displacement sensor can be divided into an analog type and a digital type according to the conversion form of the measured variable. The analog type can be classified into physical type and structural type. The common displacement sensor is of an analog structure type, and comprises: potentiometer displacement sensors, inductive displacement sensors, synchro machines, capacitive displacement sensors, eddy current displacement sensors, hall displacement sensors, and the like. An important advantage of digital displacement sensors is the ease of directly feeding the signals into the computer system.

By arranging the displacement measuring part as a displacement sensor, different displacement sensors can be selected according to different requirements, such as: a displacement sensor with low cost is selected to be able to reduce the manufacturing cost of the distance detection tool.

According to some embodiments of the application, optionally, the displacement sensor is a capacitive grating sensor.

The capacitive grating sensor has the outstanding characteristics of small volume, simple structure, high resolution, high accuracy, high measurement speed, low power consumption, low cost, low requirement on the use environment and the like.

The detection precision can be improved through the capacitive gate sensor, and the manufacturing cost is low.

According to some embodiments of the present application, referring to fig. 1 to 5, the present application further provides an angular height detection apparatus 100, the angular height detection apparatus 100 including: the substrate 20 and the distance measuring tool 10 according to any of the above aspects, the substrate 20 is provided with at least one third through hole 201 along the first direction, the measuring rod assembly 11 of the distance measuring tool 10 is inserted into the third through hole 201, the displacement measuring assembly 12 is close to the first opening at one end of the third through hole 201 and is connected with the substrate 20, and the displacement measuring assembly 12 can measure the displacement of the measuring rod assembly 11 moving on the first opening side.

The base plate 20 may have a plate-like structure or other structures, and the base plate 20 may be provided with lightening holes.

Support after can detecting battery module through the base plate, and can detect a plurality of assembly breach simultaneously when the quantity of third through-hole is a plurality of to can promote detection efficiency.

According to some embodiments of the present application, optionally, referring to fig. 1 and fig. 2, the substrate 20 is provided with at least two rows of third through holes 201, each row is provided with a plurality of third through holes 201, and the two rows of third through holes 201 correspond to each other one by one.

The substrate 20 is provided with at least two rows of third through holes 201, each row is provided with a plurality of third through holes 201, that is, the substrate 20 is provided with a plurality of rows of third through holes 201, and each row is provided with more than one third through hole 201; the two rows of third through holes 201 correspond to each other one by one, that is, in the two rows of third through holes 201, the first third through hole 201 in the first row corresponds to the first third through hole 201 in the second row, the second third through hole 201 in the first row corresponds to the second third through hole 201 in the second row, and the third through hole 201 in the first row corresponds to … … in the second row.

Through multirow third through-hole, a plurality of third through-hole of every line, and two lines of third through-hole one-to-one each other for can detect the same assembly breach with one side of same battery module simultaneously at least, with can promote detection efficiency.

According to some embodiments of the present application, optionally, as shown in fig. 2, the third through holes 201 in the row are arranged at unequal intervals.

Through the unequal interval arrangement of a row of third through holes, the battery modules with different length sizes can be detected.

According to some embodiments of the present application, optionally, referring to fig. 1 and fig. 2, the substrate 20 is provided with two rows of third through holes 201, each row is provided with a plurality of third through holes 201, the two rows of third through holes 201 correspond to each other one by one, and the rows of third through holes 201 are arranged at unequal intervals.

For example, referring to fig. 1 or fig. 2, the substrate 20 is provided with two rows of third through holes 201, each row is provided with 8 third through holes 201, the two rows of third through holes 201 correspond to each other one by one, and the rows of third through holes 201 are arranged at unequal intervals.

Two lines of third through holes are formed in the substrate, each line is provided with a plurality of third through holes, the two lines of third through holes correspond to one another one by one, and the one line of third through holes are arranged at different intervals, so that the structure of the angle height detection device is simple, the assembly notches on the same side of the same battery module can be detected simultaneously, the detection efficiency can be improved, the battery modules with different lengths can be detected, and the applicability of the angle height detection device can be enhanced.

According to some embodiments of the present application, optionally, the angular height detection apparatus 100 may further include: and the processing component is connected with the displacement measuring part 12 and can acquire and compare displacement amounts acquired by different displacement measuring parts 12.

The processing component may be a computing chip, and may also be other apparatuses/devices, which are not specifically limited herein.

Can compare the height dimension of same battery module homonymy simultaneously through the processing module, also can compare the height dimension of different battery module homonymies to can promote result output efficiency.

According to some embodiments of the present application, optionally, referring to fig. 6 and 7, the processing assembly is connected with the displacement measuring member 12 by a wired manner or a wireless manner.

The wired means may be a cable but is not limited to a cable, such as: a cable 14 connected to the displacement measuring member 12 shown in fig. 6 and 7, the other end of the cable 14 being connected to the processing assembly; the wireless means may be, but is not limited to: bluetooth, mobile hotspot (i.e., WIFI), or Near Field Communication (NFC).

The manufacture has more choices through different connection modes, such as: and selecting a wireless connection mode according to the distance between the processing station and the detection station.

According to some embodiments of the present application, referring to fig. 1-7, the present application provides an angular height detection apparatus 100 comprising:

the substrate 20 is a plate-shaped structure with a first surface and a second surface which are opposite to each other, the substrate 20 is provided with two rows of third through holes 201 which are communicated with the first surface and the second surface and are parallel to each other, each row is provided with 8 third through holes 201, the two rows of third through holes 201 are in one-to-one correspondence with each other, the 8 third through holes 201 in each row are arranged at unequal intervals, and the aperture of one end, close to the first surface, of each third through hole 201 is larger than that of one end, close to the second surface;

distance detection tool 10, comprising: a measuring rod assembly 11, a displacement measuring piece 12 and a reset assembly 13;

the reset assembly 13 includes: the reset seat 132 and the elastic member 131, the reset seat 132 is provided with a first through hole and a second through hole which are connected with each other along a first direction, the aperture of the first through hole is larger than that of the second through hole, the reset seat 132 extends into one end of the third through hole 201 close to the first surface, a flange 1321 of the reset seat 132 corresponding to one end of the first surface is abutted against the first surface to limit the reset seat 132, and the elastic member 131 is a spring and is arranged in the first through hole;

the displacement measuring part 12 is an annular capacitive sensor, and is disposed on the second surface of the substrate 20, and the hole site of the displacement measuring part 12 is opposite to the third through hole 201;

the measuring rod assembly 11 includes: the measuring device comprises a first measuring rod 111 and a second measuring rod 112 which are columnar, wherein the radial size of the first measuring rod 111 is larger than that of the second measuring rod 112, a cylindrical inserting convex part is arranged at the center of one end face of the first measuring rod 111, a cylindrical inserting concave part is arranged at the center of one end face of the second measuring rod 112, the inserting convex part is inserted into the inserting concave part so that the first measuring rod 111 and the second measuring rod can be detachably connected, the measuring rod assembly 11 simultaneously penetrates through the spring and the displacement measuring part 12, one end, far away from the first measuring rod 112, of the second measuring rod 112 extends out of a second surface, and a circular stop block 1121 is arranged at the end of the second measuring rod 112 so as to limit the displacement measuring part 12;

and the processing component is connected with the displacement measuring part 12 through the cable 14, and can acquire and compare displacement amounts acquired by the displacement measuring part 12 on one side of the different third through holes 201.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present disclosure, and the present disclosure should be construed as being covered by the claims and the specification. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present application is not intended to be limited to the particular embodiments disclosed herein but is to cover all embodiments that may fall within the scope of the appended claims.

Claims (16)

1. A distance detection tool, comprising:

a measuring rod assembly extending in a first direction; and the combination of (a) and (b),

the displacement measuring piece is arranged close to the side face of the measuring rod assembly, and the displacement measuring piece can measure the displacement of the measuring rod assembly along the first direction.

2. The distance detection tool of claim 1, further comprising:

the reset assembly is connected with the measuring rod assembly, and the reset assembly has driving force along a second direction opposite to the first direction after the measuring rod assembly is displaced along the first direction.

3. The distance detection tool of claim 2,

the reset assembly comprises: the elastic piece is arranged on the side face of the measuring rod assembly and connected with the measuring rod assembly, and when the measuring rod assembly moves along the first direction, the elastic piece is compressed along the first direction.

4. The distance detection tool of claim 3,

the reset assembly further comprises: the reset seat is provided with a first through hole and a second through hole which are mutually connected along the first direction, the aperture of the first through hole is larger than that of the second through hole, the elastic piece is arranged in the first through hole, and the measuring rod assembly penetrates through the first through hole and the second through hole.

5. The distance detection tool of claim 4,

the elastic piece is sleeved on the measuring rod assembly; and/or the presence of a gas in the gas,

and a flange is arranged on the side surface of one end of the reset seat, which is far away from the displacement measuring piece.

6. The distance detection tool according to any one of claims 2 to 5,

the measuring stick subassembly includes: the device comprises a first measuring rod and a second measuring rod, wherein one end of the first measuring rod is detachably connected with one end of the second measuring rod, and the side part of one end of the first measuring rod, which is connected with the second measuring rod, is protruded to be abutted against the abutting part of the reset assembly.

7. The distance detection tool of claim 6,

in two ends of the first measuring rod and the second measuring rod which are connected with each other, one end of the first measuring rod and the second measuring rod is provided with an inserting convex part, and the other end of the first measuring rod and the second measuring rod is provided with an inserting concave part matched with the inserting convex part.

8. The distance detection tool of claim 6,

the lateral surface of the second measuring rod is provided with a stop block in a protruding mode, the displacement measuring piece is sleeved on the second measuring rod and is in sliding connection with the second measuring rod, and the displacement measuring piece is located on one side, close to the first measuring rod, of the stop block.

9. The distance detection tool of claim 1,

the displacement measuring piece is a displacement sensor.

10. The distance detection tool of claim 9,

the displacement sensor is a capacitive grating sensor.

11. An angular height detection device, comprising:

the substrate is provided with at least one third through hole along the first direction; and the combination of (a) and (b),

the distance measuring tool according to any one of claims 1 to 10, wherein the measuring rod assembly of the distance measuring tool is inserted into the third through hole, and a displacement measuring member is connected to the substrate and adjacent to the first opening at one end of the third through hole, and the displacement measuring member is capable of measuring a displacement of the measuring rod assembly moving on the first opening side.

12. The angular height detection device according to claim 11,

the base plate is provided with at least two rows of third through holes, each row is provided with a plurality of third through holes, and the three through holes in the two rows correspond to each other one by one.

13. The angular height detection device according to claim 12,

and the third through holes in one row are arranged at unequal intervals.

14. The angular height detection device according to claim 11,

the base plate is provided with two rows of third through holes, each row is provided with a plurality of third through holes, the two rows of third through holes are in one-to-one correspondence with each other, and the third through holes are arranged at unequal intervals.

15. The angular height detection device according to claim 11, further comprising:

and the processing assembly is connected with the displacement measuring piece and can acquire and compare the displacement amounts acquired by different displacement measuring pieces.

16. The angular height detection device according to claim 15,

the processing assembly is connected with the displacement measuring piece in a wired mode or a wireless mode.

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