CN207472351U

CN207472351U - Signal pickup assembly

Info

Publication number: CN207472351U
Application number: CN201721318768.9U
Authority: CN
Inventors: 潘家宝; 张自平; 尹斌
Original assignee: Zhejiang Sanhua Intelligent Controls Co Ltd
Current assignee: Three flower yaweike electric appliance (Wuhu) Co., Ltd.
Priority date: 2017-10-13
Filing date: 2017-10-13
Publication date: 2018-06-08
Anticipated expiration: 2027-10-13

Abstract

A kind of signal pickup assembly, including circuit board and the Hall element being fixed on the circuit board, the circuit board is equipped with the body part extended in a first direction, the Hall element is equipped with the main part extended in a second direction, the main part is electrically connected the body part, and the first direction and the second direction are perpendicular.It is arranged such so that the utility model signal pickup assembly is simple in structure, easy to assembly.

Description

Signal pickup assembly

Technical field

The utility model is related to a kind of signal device more particularly to a kind of signal pickup assemblies.

Background technology

There are two types of structure types for the data acquisition device used at present：1. split structure part coordinates, to Hall component It is pressed；2. using run-in index Hall, it is installed on pcb board.However, for the first structure type, using split type knot Structure cooperation crimping has the disadvantage that：1. Hall needs repeatedly artificial bending, it is difficult to assemble；2. easily Hall is damaged in assembling process Wound even fails；3. structural member is made of two parts, cost is higher；Then need larger installation empty for structure type in second Between, the volume of solenoid valve or water valve is caused to increase.Therefore, it is necessary to design a kind of improved signal pickup assembly to solve on State problem.

Utility model content

The purpose of this utility model is to provide one kind is simple in structure, and the signal pickup assembly of small volume.

To achieve the above object, the utility model adopts the following technical solution：A kind of signal pickup assembly, including circuit board And be fixed on the Hall element on the circuit board, the circuit board is equipped with the body part that extends in a first direction, it is described suddenly Your element is equipped with the main part extended in a second direction, and the main part is electrically connected the body part, the first direction with The second direction is perpendicular.

As the further improved technical solution of the utility model, the Hall element is further included from described main part one end The Hall pin of extension, the Hall pin extend along the second direction.

As the further improved technical solution of the utility model, the direction of each Hall pin extension with described The direction of body portion extension is perpendicular.

As the further improved technical solution of the utility model, described circuit board one end is equipped with runs through the ontology up and down The through-hole in portion, the Hall pin correspondence is across the through-hole and is fixed on the circuit board.

As the further improved technical solution of the utility model, the signal pickup assembly further includes a housing, institute Housing is stated equipped with inner cavity, the bottom wall positioned at the intracavity bottom and the position to accommodate the circuit board and the Hall element In the roof of the inner cavity top, the housing is integrally formed and is equipped with first from the bottom wall to the interior intracavitary extension Support wall, is formed in first supporting walls and described second at the second supporting walls extended from the roof to the interior intracavitary The accommodating cavity that container and recess between support wall are arranged on first supporting walls and are connected up and down with the container, The body part is fixed in the container, and the main part is housed in the accommodating cavity.

As the further improved technical solution of the utility model, the housing be additionally provided with from first supporting walls from The first guiding walls extended to the right are continued by end, second are led from what the continuation of the free terminals of second supporting walls extended to the right Draw wall and the guide channel being formed between first guiding walls and second guiding walls, the container and the guiding Slot level connects.

As the further improved technical solution of the utility model, the circuit board is equipped with outside from the body part both sides The prominent protrusion formed, the housing are equipped with the antetheca and rear wall for connecting the roof and the bottom wall, the antetheca and institute The buckle being respectively equipped on rear wall to the prominent extension of the interior intracavitary is stated, the buckle is clasped with the protrusion.

As the further improved technical solution of the utility model, the bottom wall is equipped with to run through up and down and be connected with the inner cavity Opening, positioned at the outwardly projecting card rib in the edge of opening side and positioned at the opening opposite side downward projection exceed institute The fixed part of bottom wall bottom surface is stated, the card rib matches the signal pickup assembly being fixed on the shell of external electromagnetic valve On the solenoid valve.

As the further improved technical solution of the utility model, the roof is equipped with upper and lower perforative card slot, described outer The shell of boundary's solenoid valve is equipped with the first holding section matched with the card rib and the opposite with first holding section second card Portion is held, the card slot is matched with second holding section.

As the further improved technical solution of the utility model, the external electromagnetic valve, which is equipped with, is housed in the extraneous electricity Rotor unit in the shell of magnet valve, the extending direction of the body part is vertical with the axial direction of the rotor, with described turn The radial direction of son is parallel, and the main part extending direction of the Hall element is parallel with the axial direction of the rotor, with The radial direction of the rotor is vertical.

By above technical scheme it is found that Hall element is set as vertical connection circuit by the utility model signal pickup assembly Plate so that the assembling of the utility model signal pickup assembly is simple, and overall structure is smaller.

Description of the drawings

Fig. 1 is the stereoscopic schematic diagram that the utility model signal pickup assembly is mounted on solenoid valve.

Fig. 2 is the dimensional decomposition structure diagram that the utility model signal pickup assembly is dismantled with solenoid valve.

Fig. 3 is the stereoscopic schematic diagram of the utility model signal pickup assembly.

Fig. 4 is the decomposed schematic diagram of the utility model signal pickup assembly.

Fig. 5 is the decomposed schematic diagram of another angle of the utility model signal pickup assembly.

Fig. 6 is the perspective exploded view of the utility model signal pickup assembly.

Fig. 7 is diagrammatic cross-section of the signal pickup assembly along line A-A in Fig. 4.

Reference numeral：900- solenoid valves；90- receiving spaces；91- shells；The first wall bodies of 93-；The first holding sections of 931-； The second wall bodies of 94-；The second holding sections of 941-；100- signal pickup assemblies；1- housings；10- inner cavities；11- bottom walls；110- is open； 111- card ribs；112- fixed parts；The first supporting walls of 113-；The first guiding walls of 114-；The first guiding faces of 1141-；12- side walls；13- Roof；130- card slots；The second supporting walls of 131-；The second guiding walls of 132-；The second guiding faces of 1321-；14- antethecas；15- rear walls； 16- containers；17- guide channels；18- accommodating cavities；141- is buckled；2- circuit boards；21- body parts；22- protrusions；23- through-holes； 24- junctions；3- Hall elements；31- main parts；32- Hall pins.

Specific embodiment

In order to make the purpose of this utility model, technical solution and advantage clearer, below in conjunction with the accompanying drawings and it is embodied The utility model is described in detail in mode.

It please refers to Fig.1 to shown in Fig. 7, the utility model is adopted for a kind of signal to be acquired to water flow data Acquisition means 100.The signal pickup assembly 100 includes housing 1, the circuit board 2 in housing 1 and mounted on the shell The Hall element 3 being electrically connected in body 1 and with the circuit board 2.The signal pickup assembly 100 is being mounted on solenoid valve On 900, the solenoid valve 900 by the signal pickup assembly 100 to the rotor (not shown) rotating speed of valve inner rotor unit into Row detection accurately detects and acquires out the data of the fluid flow by solenoid valve 900.

The solenoid valve 900 is equipped with shell 91, the rotor unit (non-label) being contained in shell 91.The shell 91 is right It should be equipped on the outside of the rotor unit and be additionally provided with outwardly extending first wall body 93, dash forward upwards from 93 end of the first wall body Go out the first holding section 931, the second wall body 94 and the second card that extension is downwardly projected from 94 end of the second wall body of extension Hold portion 941.It is vertically arranged between first wall body 93 and second wall body 93, is in first wall body 93 and second It is formed to accommodate the receiving space 90 of the signal pickup assembly 100 between wall body 94.First wall body 93 with described turn The axial direction of son is vertical, parallel with the radial direction of the rotor.The axial direction of second wall body 94 and the rotor It is parallel, it is vertical with the radial direction of the rotor.So set, facilitate closely matching between Hall element 3 and solenoid valve 900 It closes.

It please join shown in Fig. 3 to Fig. 5, the housing 1 of the signal pickup assembly 100 is integrally formed.The housing 1 has There are one laterally open inner cavity 10, the first wall bodies 93 positioned at 10 bottom of inner cavity and the solenoid valve 900 to abut against Bottom wall 11, the side wall 12 supported with 94 phase of the second wall body of the solenoid valve 900 cunning, the roof 13 opposite with the bottom wall 11, on The lower connection roof 13 and the antetheca 14 of bottom wall 11 and rear wall 15.The bottom wall 11 is equipped with to be run through and the inner cavity 10 up and down It is the opening 110 of connection, another positioned at the outwardly projecting card rib 111 in 110 edge sides of the opening and positioned at the opening 110 The fixed part 112 of lateral lower projection.The card rib 111 fills the signal acquisition to coordinate with first holding section 931 100 are put to be fixed on the solenoid valve 900.The card rib 111 is set, and extend along the longitudinal direction close to the side wall 12.Institute Fixed part 112 is stated to set far from the side wall 12 and along the longitudinal direction extend.The fixed part 112 is believed to fixed world Number transmission terminal (not shown), the outer signals transmission terminal are electrically connected with the circuit board 2.The roof 13 is equipped with upper Under perforative card slot 130, the card slot 130 with second holding section 941 to coordinate, so as to by the signal pickup assembly 100 limitings are on the solenoid valve 900.

The bottom wall 11 close to the side of the side wall 12 be equipped with the first supporting walls 113 for extending into cavity 10 and from The first guiding walls 114 that first supporting walls, 113 end extends to the direction far from the side wall 12.First guiding walls 114 ends are equipped with inclined first guiding face 1141.The roof 13 is equipped with the second supporting walls extended into the cavity 10 131 and from 131 end of the second supporting walls to far from the side wall 12 direction extend the second guiding walls 132.It is described Second guiding walls, 132 end is equipped with inclined second guiding face 1321.First supporting walls 114 and second supporting walls A container 16 is formed between 131, one and institute are formed between first guiding walls 114 and second guiding walls 132 State the guide channel 17 of the connection of container 16.The container 16 and the guide channel 17 are horizontally extending.Described first Supporting walls 113 are additionally provided with the accommodating cavity 18 connected with the container, 18 edge of accommodating cavity close to the side of the side wall 12 Upper and lower directions extends.The antetheca 14 and rear wall 15 are respectively equipped with towards protruding in inner cavity 10 and what is formed in opposite directions a pair of blocks Button 141.

The circuit board 2 is equipped with the body part 21 for extending in a first direction and setting in the form of sheets.The first direction is at this It is horizontal direction in embodiment, the body part 21 has the length direction extended in a first direction and width direction.It is described Circuit board 2, which is additionally provided with, to be distinguished outwardly projecting two protrusions 22 along the width direction from 21 both sides of body part, is located at One end and through the body part 21 several through-holes 23 and positioned at other end of several junctions 24.Present embodiment In, several through-holes 23 are 3, to the fixation Hall element 3.

The Hall element 3 is equipped with the main part 31 extended to form in a second direction.The second direction is in this embodiment party It is vertical direction in formula, the main part 31 has the length direction extended in a second direction and width direction.The Hall member Part 3 is additionally provided with the three Hall pins 32 for connecting and being fixed on the main part 31 in the through-hole 3.The Hall pin 3 It is connect with 2 signal of circuit board.In the present embodiment, the second direction is perpendicular to first direction, the main part 31 Vertically extend with the Hall pin 32.

100 assembling process of the utility model signal pickup assembly is as follows, and Hall element 3 is mounted on the circuit board first Main part 21 on, the Hall pin 32 is weldingly fixed in the through-hole 23, the main part 31 of the Hall element 3 and institute State the 21 perpendicular setting of body part of circuit board 2.Then, the circuit board 2 is equipped with one end of Hall element 3 to the housing It is pushed against in 1 cavity 10, first guiding walls 114 coordinate with second guiding walls 132, by the ontology of the circuit board 2 Portion 21 is directed in the guide channel 17, and continuation promotes to the left, and the body part 21 of the circuit board 2 is slided to the container 16 Interior, the Hall element 3 is led in the accommodating cavity 18, and the protrusion 22 of the circuit board 2 is by the buckle 141 Clasp, then the circuit board 2 be fixed in the housing 1 of the signal pickup assembly 100.

When in the receiving space 90 installed the signal pickup assembly 100 to the solenoid valve 900, by the signal The bottom wall 11 of harvester 100 promotes from the outside to the core, 93 relative motion of the first wall body of the bottom wall 11 and the solenoid valve 900 Until the card rib 111 engages with first holding section 941, the card slot 130 engages with the second holding section, then signal acquisition Device 100 is completed assembling with solenoid valve 900 and is combined.At this point, the circuit board 2 is parallel with first wall body 93, it is described suddenly That element 3 and first wall body 93 are perpendicular.

In conclusion in the utility model signal pickup assembly 100 by by after 3 vertical connection circuit board 2 of Hall element, Again be mounted on integrally formed housing 1 in so that the utility model signal pickup assembly 100 assembles simply, and overall structure compared with It is small.

Such as " on ", " under " used herein, "left", "right", "front", "rear", etc. representation spaces relative position term Be for the purpose convenient for explanation come describe as shown in the drawings a feature relative to the relationship of another feature.It can manage Solution, according to the difference of product placement position, the term of relative space position can be intended to include other than orientation shown in figure Different direction, should not be interpreted as limitations on claims.In addition, descriptor " level " used herein and non-fully It is equal to along perpendicular to gravity direction, allows the inclination for having certain angle.

In addition, above example is merely to illustrate the utility model and not limits the described technical side of the utility model Case, understanding of this description should be based on person of ordinary skill in the field, such as " front and rear to run through " refers to It does not install what is be through before other parts, then for example "front", "rear", "left", "right", " on ", " under " isotropy is retouched State, although this specification has been carried out being described in detail with reference to the above embodiments to the utility model, this field it is general Lead to it will be appreciated by the skilled person that person of ordinary skill in the field still can modify to the utility model or be equal It replaces, and the technical solution of all spirit and scope for not departing from the utility model and its improvement, it should all cover new in this practicality In the right of type.

Claims

1. a kind of signal pickup assembly, including circuit board and the Hall element being fixed on the circuit board, it is characterised in that： The circuit board is equipped with the body part extended in a first direction, and the Hall element is equipped with the main part extended in a second direction, The main part is electrically connected the body part, and the first direction and the second direction are perpendicular.

2. signal pickup assembly as described in claim 1, it is characterised in that：The Hall element is further included from the main part The Hall pin of one end extension, the Hall pin extend along the second direction.

3. signal pickup assembly as claimed in claim 2, it is characterised in that：The direction of Hall pin extension with described The direction of body portion extension is perpendicular.

4. signal pickup assembly as claimed in claim 2, it is characterised in that：Described circuit board one end is equipped with up and down through described The through-hole of body part, the Hall pin correspondence is across the through-hole and is fixed on the circuit board.

5. signal pickup assembly as described in claim 1, it is characterised in that：The signal pickup assembly further includes a shell Body, the housing are equipped with the inner cavity to accommodate the circuit board and the Hall element, the bottom wall positioned at the intracavity bottom And the roof positioned at the inner cavity top, the housing are integrally formed and are equipped with from the bottom wall to the interior intracavitary extension First supporting walls, from the roof to the second supporting walls of the interior intracavitary extension, be formed in first supporting walls with it is described What container and recess between the second supporting walls were arranged on first supporting walls and were connected up and down with the container Accommodating cavity, the body part are fixed in the container, and the main part is housed in the accommodating cavity.

6. signal pickup assembly as claimed in claim 5, it is characterised in that：The housing is additionally provided with from first supporting walls Free terminal continuation extend to the right the first guiding walls, extend to the right from the continuation of the free terminals of second supporting walls the Two guiding walls and the guide channel being formed between first guiding walls and second guiding walls, the container with it is described Guide channel level connects.

7. signal pickup assembly as claimed in claim 5, it is characterised in that：The circuit board is equipped with from the body part both sides The protrusion to be formed is protruded outward, the housing is equipped with the antetheca and rear wall for connecting the roof and the bottom wall, the antetheca With the buckle to the prominent extension of the interior intracavitary is respectively equipped on the rear wall, the buckle is clasped with the protrusion.

8. signal pickup assembly as claimed in claim 5, it is characterised in that：The bottom wall is equipped with to be run through and the inner cavity up and down The opening of connection surpasses positioned at the outwardly projecting card rib in the edge of opening side and positioned at the opening downward projection of opposite side Go out the fixed part of the bottom wall bottom surface, the card rib matches to consolidate the signal pickup assembly with the shell of external electromagnetic valve It is scheduled on the solenoid valve.

9. signal pickup assembly as claimed in claim 8, it is characterised in that：The roof is equipped with upper and lower perforative card slot, institute The shell for stating external electromagnetic valve is equipped with the first holding section matched with the card rib and opposite with first holding section the Two holding sections, the card slot are matched with second holding section.

10. signal pickup assembly as claimed in claim 8, it is characterised in that：The external electromagnetic valve is described equipped with being housed in Rotor unit in the shell of external electromagnetic valve, the extending direction of the body part is vertical with the axial direction of the rotor, with The radial direction of the rotor is parallel, and the axial direction of the main part extending direction and the rotor of the Hall element is put down Row, it is vertical with the radial direction of the rotor.