CN204718731U - Tensimeter - Google Patents
Tensimeter Download PDFInfo
- Publication number
- CN204718731U CN204718731U CN201520470649.XU CN201520470649U CN204718731U CN 204718731 U CN204718731 U CN 204718731U CN 201520470649 U CN201520470649 U CN 201520470649U CN 204718731 U CN204718731 U CN 204718731U
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- Prior art keywords
- housing
- circuit board
- clamping part
- tensimeter
- wall portion
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- Measuring Fluid Pressure (AREA)
Abstract
A kind of tensimeter, comprise a carrying shell, one circuit unit being arranged at this carrying shell, the one pressure-sensing assembly being arranged at this circuit unit, one display module being arranged at this carrying shell, and one covers at this carrying shell and appears the clamshell of this display module, this carrying shell comprises one first housing and one second housing, this first housing comprises the first clamping part that two are positioned at opposition side, this second housing comprises the second clamping part that two are positioned at opposition side, respectively this second clamping part is snapped in this corresponding first clamping part, this circuit unit comprises a circuit board, this first housing and this second housing are held on this circuit board opposite end, manometric structure is simple, composition component is few and assembling process is simple and convenient, whereby, assembling man-hour and manufacturing cost can be reduced.
Description
Technical field
The utility model relates to a kind of tensimeter, particularly relates to a kind of tensimeter in order to measure gaseous tension.
Background technology
Consult Fig. 1 and Fig. 2, existing tensimeter 1 comprises carrying shell 11,1 first circuit unit 12, pressure-sensing assembly 13, transmission assembly 14, second circuit assembly 15, display module 16, multiple button 17, and a clamshell 18.Carrying shell 11 comprises one first housing 110,1 second housing 111, and is arranged at framework 112 between the first housing 110 and the second housing 111 and multiple screw 113.First housing 110 is formed with multiple screw 114 supplying multiple screw 113 screw lock respectively.Framework 112 has a frame portion 115, to be multiplely convexly equipped on rear side of frame portion 115 and towards the first reference column 116 of the first housing 110, and to be multiplely convexly equipped on front side of frame portion 115 and towards the second reference column 117 of the second housing 111.Second housing 111 is formed with multiple pilot hole 118,1 first through hole 119, and multiple second through hole 120, second reference column 117 clamping of each pilot hole 118 for correspondence.
First circuit unit 12 comprises one and is arranged at first circuit board 121 between the first housing 110 and framework 112, and two electric connectors 122,123 being arranged at first circuit board 121 opposition side.Electric connector 122 is in order to be electrically connected an electric connector 141 of transmission assembly 14.Pressure-sensing assembly 13 is arranged on rear side of first circuit board 121.First circuit board 121 is formed with multiple perforation 124, and multiple pilot hole 125, multiple perforation 124 of first circuit board 121 are corresponding with multiple screws 114 position of the first housing 110 respectively, the screw 113 of each perforation 124 for correspondence wears, and first reference column 116 clamping of each pilot hole 125 for correspondence.
Second circuit assembly 15 comprise a second circuit board 151, be arranged between the second housing 111 and framework 112 be arranged on rear side of second circuit board 151 in order to be electrically connected on electric connector 123 electric connector 152, to be multiplely arranged on front side of second circuit board 151 and to correspond to the conductive junction point 153 of the first through hole 119, and to be multiplely arranged on front side of second circuit board 151 and to correspond respectively to the switch 154 of multiple second through hole 120.Second circuit board 151 is formed multiple respectively for the perforation 155 that multiple second reference column 117 wears.
Display module 16 to be arranged on the second housing 111 and to be electrically connected on the conductive junction point 153 of second circuit assembly 15.
Consult Fig. 1, Fig. 2, Fig. 3 and Fig. 4, during for stacking pressure table 1, first first circuit board 121 is connected to the first housing 110 front end, makes perforation 124 with screw 114 aligned in position and be connected.Subsequently, by the auxiliary screw lock operation sequentially carrying out multiple screw 113 of instrument, make each screw 113 be arranged in corresponding perforation 124 and screw lock in the screw 114 of correspondence, so that first circuit board 121 is locked in the first housing 110.Then, the electric connector 141 of transmission assembly 14 to be arranged in the first housing 110 and to be plugged in electric connector 122, electric connector 141 is electrically connected with electric connector 122.
Each first reference column 116 of framework 112 is connected in the corresponding pilot hole 125 of first circuit board 121, makes rear end, frame portion 115 be connected to first circuit board 121 front end and be positioned on first circuit board 121.Then, each second reference column 117 of framework 112 is arranged in the corresponding perforation 155 of second circuit board 151, make each second reference column 117 protrude out second circuit board 151 front end, and second circuit board 151 rear end is connected to front end, frame portion 115.Subsequently, each second reference column 117 is connected in the corresponding pilot hole 118 of the second housing 111, makes framework 112 and the second housing 111 jointly clamp second circuit board 151.Now, the conductive junction point 153 of second circuit assembly 15 is corresponding with the first through hole 119 position, and each switch 154 is arranged in corresponding second through hole 120.
Afterwards, display module 16 is installed on the second housing 111, makes display module 16 be electrically connected on the conductive junction point 153 of second circuit assembly 15 by the first through hole 119.Finally, clamshell 18 is covered at carrying shell 11, make multiple grabs 1101 of the first housing 110 be connected in multiple draw-in grooves 181 of clamshell 18 respectively, namely complete the assembling of tensimeter 1.
Tensimeter 1, in the process of assembling, needs the extra screw lock assisting screw 113 by instrument, first circuit board 121 could be locked in the first housing 110, therefore, comparatively complicated and inconvenient in assembling.Moreover, due to complex structure, the many and various inconvenience of whole assembling process step of composition component of tensimeter 1, therefore, easily expend assembling man-hour, and manufacturing cost is also higher.
Summary of the invention
An object of the present utility model, is to provide a kind of tensimeter, and its structure is simple, composition component is few and assembling process is simple and convenient, whereby, can reduce assembling man-hour and manufacturing cost.
Another object of the present utility model, is to provide a kind of tensimeter, can be convenient and easily carry out the action that detects.
The purpose of this utility model and solution background technology problem realize by the following technical solutions, according to the tensimeter that the utility model proposes, comprise the display module that pressure-sensing assembly, that circuit unit, that a carrying shell, is arranged at this carrying shell is arranged at this circuit unit is arranged at this carrying shell, and one covers at this carrying shell and appears the clamshell of this display module.
This carrying shell comprises one first housing and one second housing, this first housing comprises the first clamping part that two are positioned at opposition side, this second housing comprises the second clamping part that two are positioned at opposition side, respectively this second clamping part is snapped in this corresponding first clamping part, this circuit unit comprises a circuit board, and this first housing and this second housing are held on this circuit board opposite end.
This circuit board is formed with the draw-in groove that two are positioned at opposition side, and this second housing comprises two and is positioned at opposition side and the buckling piece being connected in described draw-in groove respectively, and respectively this buckling piece has this corresponding second clamping part.
Respectively this first clamping part is a grab, and respectively this first clamping part comprises an inclined-plane contacted with this buckling piece for correspondence, and respectively this second clamping part is a hole clipping.
This first housing also comprises two side wall sections, and respectively this side wall sections is formed with the locating slot that supplies this corresponding buckling piece clamping.
Respectively this side wall sections has a main wall portion, and one by the depression wall portion of this main wall portion towards sunken inside, this main wall portion and this depression wall portion define this locating slot jointly, and this depression wall portion has a lateral surface, and respectively this first clamping part is formed at this lateral surface of this corresponding depression wall portion.
This first housing also comprises multiple first reference column, and this circuit board is formed with multiple the first pilot hole supplying described first reference column clamping respectively.
This second housing also comprises multiple second reference column, and this circuit board is formed with multiple the second pilot hole supplying described second reference column clamping respectively.
This circuit board comprises the second surface that a first surface, being connected to this first housing is connected to this second housing, and two are arranged at this second surface and are adjacent to the test contacts of bottom, this circuit unit also comprises multiple switch being arranged at this second surface, this pressure-sensing assembly is arranged at this first surface, this second housing is formed with multiple bottom in open fluting, two described test contacts are positioned at wherein two flutings of described fluting, and described switch lays respectively in described fluting.
This circuit board comprises the test contacts that two are adjacent to bottom, and this second housing is formed with multiple bottom in open fluting, and described test contacts is positioned at wherein two flutings of described fluting.
The beneficial effects of the utility model are: manometric structure is simple, composition component is few and assembling process is simple and convenient, whereby, can reduce assembling man-hour and manufacturing cost.Moreover, can be convenient and easily carry out the action that detects.
Accompanying drawing explanation
Fig. 1 is existing manometric three-dimensional exploded view;
Fig. 2 is the sectional perspective exploded view that existing tensimeter is watched by another visual angle;
Fig. 3 is existing manometric cross-sectional schematic, illustrate screw be arranged in perforation and screw lock in screw;
Fig. 4 is existing manometric cross-sectional schematic, illustrates that the first reference column of framework is connected in the pilot hole of first circuit board, and the second reference column is arranged in the perforation of second circuit board and is connected in the pilot hole of the second housing;
Fig. 5 is the stereographic map of the manometric embodiment of the utility model;
Fig. 6 is the three-dimensional exploded view of the manometric embodiment of the utility model;
Fig. 7 is the three-dimensional exploded view of the manometric embodiment of the utility model;
Fig. 8 is the three-dimensional exploded view that the manometric embodiment of the utility model is watched by another visual angle;
Fig. 9 is the stereographic map of the first housing of the manometric embodiment of the utility model;
Figure 10 is the sectional view intercepted along the 10-10 line in Fig. 6, illustrates that the first reference column of the first housing is connected in the first pilot hole of circuit board, and the second reference column of the second housing is connected in the second pilot hole of circuit board;
Figure 11 is the incomplete stereographic map of the manometric embodiment of the utility model, illustrates that the test contacts of circuit board is positioned at fluting and outside being revealed in by fluting; And
Figure 12 is the sectional view intercepted along the 12-12 line in Fig. 6, illustrate that each buckling piece of the second housing is connected in the corresponding draw-in groove of circuit board and the corresponding locating slot of the first housing, and the second clamping part of each buckling piece is snapped in correspondence first clamping part of the first housing.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
Consulting Fig. 5, Fig. 6, Fig. 7 and Fig. 8, is the manometric embodiment of the utility model, and this tensimeter 300 is in order to connect a gas piping 2, and tensimeter 300 is in order to sense the pressure of the gas inputted by gas piping 2.Tensimeter 300 comprises carrying shell 3, circuit unit 4, pressure-sensing assembly 5, transmission assembly 6, display module 7, button assembly 8 and a clamshell 9.
Consult Fig. 7, Fig. 8 and Fig. 9, carrying shell 3 comprises one first housing 31,1 second housing 33, and a seal 34.First housing 31 comprises surrounding wall 311, multiple the first reference column 312 being convexly equipped in surrounding wall 311 front end that a basal wall 310, is extended by basal wall 310 outer peripheral edges forward, and one is convexly equipped in draft tube 313 on rear side of basal wall 310.Basal wall 310 and surrounding wall 311 define an inner space 314 jointly, and basal wall 310 forms the perforate 315 that is communicated in inner space 314 and space outerpace.Surrounding wall 311 is square and comprises about two the first side wall sections 316 separately, and about two the second side wall sections 317 separately.Each the first side wall section 316 has one and is connected to the depression wall portion 319 that the main wall portion 318, between two second side wall sections 317 caves in towards direction, inner space 314 by main wall portion 318 middle section position, and the first clamping part 320 that is formed at depression wall portion 319.Main wall portion 318 defines a locating slot 321 jointly with depression wall portion 319.It is a grab being convexly equipped in lateral surface 322 that depression wall portion 319 has lateral surface 322, first clamping part 320, and the first clamping part 320 comprises an inclined-plane 323 extended backwards and towards outer incline.Each second side wall sections 317 has and is multiplely arranged at outside surface and fixture block 324 separately.Draft tube 313 outer peripheral face is formed with the external thread in order to be spirally connected for gas piping 2, and draft tube 313 is formed with the gas flow 325 that is communicated in inner space 314 and space outerpace, the gas that gas piping 2 inputs flows in inner space 314 by gas flow 325.
Second housing 33 comprises one first bearing frame 330, and one second bearing frame 331.First bearing frame 330 is formed with a bearing space 332, and one is adjacent to top and the first through hole 333 be connected with bearing space 332.First bearing frame 330 comprises about two sidewalls 334 separately, and two buckling pieces protruded out backwards by two side 334 respectively 335.Each buckling piece 335 is in order to be connected in the corresponding locating slot 321 of the first housing 31, and it is a hole clipping that each buckling piece 335 has one in order to be snapped in the second clamping part 336, second clamping part 336 of the first corresponding clamping part 320.Second bearing frame 331 is shaped in the first bearing frame 330 bottom, second bearing frame 331 is formed with the spaced fluting in multiple left and right 337, and the second through hole 338 that multiple left and right is spaced, fluting 337 quantity and second through hole 338 quantity of the present embodiment are respectively three.Each fluting 337 rear end and bottom are respectively in open shape, and each second through hole 338 is communicated in corresponding fluting 337 front end.Second bearing frame 331 comprises two and is convexly equipped in rear end and left and right the second reference column 339 separately, and each second reference column 339 is located at interval at below corresponding buckling piece 335.
Seal 34 is by the O type ring (O-ring) such as made by quality of rubber materials or silica gel material.
Consult Fig. 7 and Fig. 8, between the first housing 31 that circuit unit 4 is arranged at carrying shell 3 and the second housing 33, circuit unit 4 comprises a circuit board 41, multiple switch 42, and an electric connector for socket 43.Circuit board 41 comprises one towards the first surface 411, of the first housing 31 towards second surface 412, multiple mark contact 413 of the second housing 33, and two test contacts 414.Mark contact 413 and test contacts 414 are respectively made by metal material, and mark contact 413 is arranged at second surface 412 and is adjacent to circuit board 41 top, and mark contact 413 is corresponding with the first through hole 333 position of the second housing 33.Two test contacts 414 are arranged at second surface 412 and are adjacent to circuit board 41 bottom, and two test contacts 414 are corresponding with wherein two 337 positions of slotting of multiple fluting 337 respectively.Circuit board 41 is formed with two and is positioned at the draw-in groove 415 of left and right sides, multiple first pilot hole 416, and two the second pilot holes 417 being positioned at left and right sides.Two draw-in grooves 415 supply two buckling piece 335 clampings of the second housing 33 respectively.Correspondence first reference column 312 clamping of each first pilot hole 416 for the first housing 31, and correspondence second reference column 339 clamping of each second pilot hole 417 for the second housing 33.Switch 42 quantity of the present embodiment is three, and described switch 42 is arranged at second surface 412 and left and right is spaced, and described switch 42 is corresponding with described fluting 337 position respectively, and two test contacts 414 lay respectively at wherein below two switches 42.Electric connector for socket 43 is arranged at first surface 411 and is adjacent to circuit board 41 top, and electric connector for socket 43 is corresponding with perforate 315 position of the first housing 31.
Pressure-sensing assembly 5 is arranged at the first surface 411 of circuit board 41, and pressure-sensing assembly 5 comprises the sensor 51 that is electrically connected on circuit board 41, and one is arranged at discharge 52 on sensor 51.Discharge 52 is arranged in the gas flow 325 of the first housing 31, and the gas in gas piping 2 (as shown in Figure 5) input gas flow 325 can flow in discharge 52.Sensor 51 also correspondingly can produce a pressure-sensing signal in order to the gaseous tension sensed in discharge 52, and circuit board 41 can be converted into a numerical monitor signal after receiving this pressure-sensing signal, and by numerical monitor signal transmission to display module 7.
Transmission assembly 6 comprises a transmission line 61, and the plug connector 62 that is arranged at transmission line 61 one end.Plug connector 62 can be plugged in electric connector for socket 43 via the perforate 315 of the first housing 31, and plug connector 62 is electrically connected with electric connector for socket 43.Transmission line 61 other end is connected to facility (not shown), and whereby, facility transmit electric power required when power supply to tensimeter 300 operates for it by transmission assembly 6.Moreover the circuit board 41 of tensimeter 300 exports this pressure-sensing signal to facility by transmission assembly 6.
Display module 7 is arranged at the second housing 33 of carrying shell 3, and display module 7 comprises transparent panel 71, liquid crystal panel 72, Polarizer 73, and a conducting piece 74.Transparent panel 71, liquid crystal panel 72 and Polarizer 73 arrange and are positioned in the bearing space 332 of the first bearing frame 330.Transparent panel 71 is by such as made by the transparent material such as plastics or acryl.Liquid crystal panel 72 is arranged on rear side of transparent panel 71, in order to show information.Polarizer 73 is arranged on rear side of liquid crystal panel 72.Conducting piece 74 is one to be arranged in the first through hole 333 and in order to the conductive rubber of conduct electricity signal, conducting piece 74 two ends are electrically connected on mark contact 413 and the liquid crystal panel 72 of circuit board 41 respectively, with this numerical monitor signal transmission changed by circuit board 41 to liquid crystal panel 72, liquid crystal panel 72 can according to the information of this numerical monitor signal display correspondence.
Button assembly 8 has flexible material with made by integrated mode by such as rubber or silica gel etc., and button assembly 8 comprises one in order to be sheathed on sheath body 81, the multiple button 82 on front side of the second bearing frame 331, and multiplely press compression leg 83.Sheath body 81 comprises one in microscler lamellar body 811, described button 82 is convexly equipped in lamellar body 811 front end and left and right is spaced, describedly be convexly equipped in lamellar body 811 rear end by compression leg 83 and left and right is spaced, described compression leg 83 position of pressing is corresponding with described button 82 position respectively, is respectively arranged in the second through hole 338 of correspondence and the switch 42 in order to press correspondence by compression leg 83.
Clamshell 9, in order to cover at carrying shell 3, forms first opening 91 corresponding with transparent panel 71 position on front side of clamshell 9, and is multiplely positioned at the second spaced opening 92 of below the first opening 91 and left and right.Clamshell about 9 both sides are formed with multiple blocked hole 93 respectively, corresponding fixture block 324 clamping of each blocked hole 93 for the first housing 31.
Consult Fig. 7, Figure 10, Figure 11 and Figure 12, during for stacking pressure table 300, first seal 34 is sheathed on the discharge 52 of pressure-sensing assembly 5.Then, by the assembling direction I after the previous dynasty, circuit board 41 is moved to the first housing 31 along one, the discharge 52 of pressure-sensing assembly 5 and seal 34 are arranged in the gas flow 325 of draft tube 313, and each first reference column 312 is connected in the first corresponding pilot hole 416.When the first surface 411 of circuit board 41 is connected to surrounding wall 311 front end of the first housing 31, namely circuit board 41 is firmly positioned the first housing 31.Be arranged between discharge 52 and draft tube 313 by seal 34, make reach good airtight effect between discharge 52 and draft tube 313, flow into inner space 314 with the gas preventing gas piping 2 (as shown in Figure 2) from inputting via gas flow 325.The reverse plug connector 62 by transmission assembly 6 along assembling direction I moves forward, and is plugged in the electric connector for socket 43 of circuit unit 4 in the perforate 315 making plug connector 62 be arranged in the first housing 31.
Moved to by second housing 33 in the process of the first housing 31, second housing 33 movement along assembling direction I, each buckling piece 335 first can wear and be connected in the corresponding draw-in groove 415 of circuit board 41.Subsequently, each buckling piece 335 rear end can contact the inclined-plane 323 of correspondence first card division 320 of the first housing 31, stop two buckling pieces 335 respectively by two inclined-planes 323 and bestow the component effect of two buckling pieces 335 respectively, two buckling pieces 335 can little by little outwards be strutted along in the process of assembling direction I movement.Can shape be sold off relative to sidewall 334 bent outward and accumulate reseting elasticity when two buckling pieces 335 are outwards strutted.When each buckling piece 335 move to be separated with inclined-plane 323 and the second clamping part 336 is aligned in the position of the first clamping part 320 time, each buckling piece 335 is by the inside spinning reduction of reseting elasticity, make each buckling piece 335 automatically be connected in the corresponding locating slot 321 of the first housing 31, the second clamping part 336 is automatically snapped in the first corresponding clamping part 320 simultaneously.Now, the second housing 33 rear end can be connected to the second surface 412 of circuit board 41, and each second reference column 339 is connected in correspondence second pilot hole 417 of circuit board 41.Whereby, the second housing 33 and the first housing 31 is made firmly can be held on the opposite end of circuit board 41.
Each buckling piece 335 by the second housing 33 can be connected in the corresponding draw-in groove 415 of circuit board 41 and the corresponding locating slot 321 of the first housing 31, and the second clamping part 336 of each buckling piece 335 of arranging in pairs or groups can be snapped in the structural design of correspondence first clamping part 320 of the first housing 31, can automatically be connected in corresponding draw-in groove 415 and corresponding locating slot 321 when making each buckling piece 335 move to appropriate location, and the second clamping part 336 automatically can be snapped in the first corresponding clamping part 320.Whereby, the second housing 33 does not need additionally just can facilitate by the auxiliary of other instruments and promptly assemble simultaneously and be positioned on circuit board 41 and the first housing 31.
In addition, consult Fig. 9 again, main wall portion 318 by each the first side wall 316 defines locating slot 321 jointly with depression wall portion 319, and collocation the first clamping part 320 is formed at the design of the lateral surface 322 of depression wall portion 319, when each buckling piece 335 is connected in corresponding locating slot 321, the second clamping part 336 can be snapped in the first corresponding clamping part 320 simultaneously.By the mode that aforementioned two kinds of interface arrangments cooperatively interact, make the second housing 33 very firmly can be engaged in the first housing 31.Further, when each buckling piece 335 is connected in corresponding locating slot 321, each buckling piece 335 can not protrude out outside the main wall portion 318 of the first side wall 316, causes the increase of carrying shell 3 left and right directions width after the buckling piece 335 of the second housing 33 can be avoided to assemble.
Moreover, each first reference column 312 by the first housing 31 is connected in correspondence first pilot hole 416 of circuit board 41, and second second reference column 339 of housing 33 be connected in the mode of correspondence second pilot hole 417 of circuit board 41, further can increase steadiness when the first housing 31 and the second housing 33 engage with circuit board 41 respectively.
Special instruction, in other implementations, each first clamping part 320 also can be a hole clipping, and each second clamping part 336 also can be the grab that is snapped in aforementioned hole clipping.In addition, the first housing 31 can omit the first reference column 312, and the second housing 33 can omit the second reference column 339, makes the second housing 33 be engaged in circuit board 41 and the first housing 31 by buckling piece 335 simultaneously.
Be arranged at second surface 412 due to two test contacts 414 and be adjacent to circuit board 41 bottom, therefore, after the second housing 33 is assembled in the first housing 31, two test contacts 414 to be laid respectively in two flutings 337 and outside being revealed in by fluting 337.Now, assembler carries out correct detection by two test contacts 414, whereby, just can carry out the action of correct detection by test contacts 414, to promote the convenience of correct detection before tensimeter 300 has been assembled not yet completely.
After the action of correct detection completes, the sheath body 81 of button assembly 8 is sheathed on the second bearing frame 331 of the second housing 33, makes respectively to be arranged in the second corresponding through hole 338 by compression leg 83.Then, along assembling direction I, conducting piece 74 is arranged in the first through hole 333 of the second housing 33, makes conducting piece 74 rear end be electrically connected on the mark contact 413 of circuit board 41.Subsequently, Polarizer 73, liquid crystal panel 72 and transparent panel 71 are sequentially assembled in the bearing space 332 of the first bearing frame 330.Finally, clamshell 9 is covered on carrying shell 3, make transparent panel 71 correspond to the first opening 91, and each button 82 is arranged in the second corresponding opening 92 and protrudes out clamshell 9 front end, outside transparent panel 71 is revealed in by the first opening 91.When each fixture block 324 of the first housing 31 is connected in the corresponding blocked hole 93 of clamshell 9, clamshell 9 just firmly can be positioned the first housing 31, now, namely completes the assembling of tensimeter 300.
Conclude above-mentioned, the tensimeter 300 of the present embodiment, by the draw-in groove 415 of the first clamping part 320 of the first housing 31, circuit board 41, and second housing 33 buckling piece 335 and the second clamping part 336 design, the second housing 33 is made not need additionally just can facilitate by the auxiliary of other instruments and be promptly assembled on circuit board 41 and the first housing 31, and clamping circuit board 41 common with the first housing 31.In addition, the tensimeter 300 of the present embodiment is compared down with the tensimeter 1 of background technology, and structure is simple, composition component is few and assembling process is simple and convenient, whereby, can reduce assembling man-hour and manufacturing cost.Moreover, two test contacts 414 by circuit board 41 to lay respectively in two flutings 337 and are revealed in outer mode by fluting 337, after making assembler that the second housing 33 is assembled in the first housing 31, just carry out the action of correct detection by two test contacts 414.Whereby, before tensimeter 300 has been assembled not yet completely, just can carry out the action of correct detection by test contacts 414, to promote the convenience of correct detection, really can reach the object of the utility model institute demand.
Claims (9)
1. a tensimeter, comprise the display module that pressure-sensing assembly, that circuit unit, that a carrying shell, is arranged at this carrying shell is arranged at this circuit unit is arranged at this carrying shell, and one covers at this carrying shell and appears the clamshell of this display module; It is characterized in that:
This carrying shell comprises one first housing and one second housing, this first housing comprises the first clamping part that two are positioned at opposition side, this second housing comprises the second clamping part that two are positioned at opposition side, respectively this second clamping part is snapped in this corresponding first clamping part, this circuit unit comprises a circuit board, and this first housing and this second housing are held on this circuit board opposite end.
2. tensimeter according to claim 1, it is characterized in that: this circuit board is formed with the draw-in groove that two are positioned at opposition side, this second housing comprises two and is positioned at opposition side and the buckling piece being connected in described draw-in groove respectively, and respectively this buckling piece has this corresponding second clamping part.
3. tensimeter according to claim 2, is characterized in that: respectively this first clamping part is a grab, and respectively this first clamping part comprises an inclined-plane contacted with this buckling piece for correspondence, and respectively this second clamping part is a hole clipping.
4. tensimeter according to claim 2, is characterized in that: this first housing also comprises two side wall sections, and respectively this side wall sections is formed with the locating slot that supplies this corresponding buckling piece clamping.
5. tensimeter according to claim 4, it is characterized in that: respectively this side wall sections has a main wall portion, and one by the depression wall portion of this main wall portion towards sunken inside, this main wall portion and this depression wall portion define this locating slot jointly, this depression wall portion has a lateral surface, and respectively this first clamping part is formed at this lateral surface of this corresponding depression wall portion.
6. tensimeter according to claim 2, is characterized in that: this first housing also comprises multiple first reference column, and this circuit board is formed with multiple the first pilot hole supplying described first reference column clamping respectively.
7. tensimeter according to claim 6, is characterized in that: this second housing also comprises multiple second reference column, and this circuit board is formed with multiple the second pilot hole supplying described second reference column clamping respectively.
8. tensimeter according to claim 2, it is characterized in that: this circuit board comprises the second surface that a first surface, being connected to this first housing is connected to this second housing, and two are arranged at this second surface and are adjacent to the test contacts of bottom, this circuit unit also comprises multiple switch being arranged at this second surface, this pressure-sensing assembly is arranged at this first surface, this second housing is formed with multiple bottom in open fluting, described test contacts is positioned at wherein two flutings of described fluting, and described switch lays respectively in described fluting.
9. tensimeter according to claim 1, is characterized in that: this circuit board comprises the test contacts that two are adjacent to bottom, and this second housing is formed with multiple bottom in open fluting, and described test contacts is positioned at wherein two flutings of described fluting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470649.XU CN204718731U (en) | 2015-07-03 | 2015-07-03 | Tensimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520470649.XU CN204718731U (en) | 2015-07-03 | 2015-07-03 | Tensimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204718731U true CN204718731U (en) | 2015-10-21 |
Family
ID=54317722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520470649.XU Expired - Fee Related CN204718731U (en) | 2015-07-03 | 2015-07-03 | Tensimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204718731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621276A (en) * | 2016-07-15 | 2018-01-23 | 特斯托欧洲股份两合公司 | The application of two metal wall regions of the housing of data logger and data logger |
| CN111194402A (en) * | 2017-08-09 | 2020-05-22 | 罗伯特·博世有限公司 | Pressure sensor for measuring fluid pressure and method for producing a pressure sensor for measuring fluid pressure |
-
2015
- 2015-07-03 CN CN201520470649.XU patent/CN204718731U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107621276A (en) * | 2016-07-15 | 2018-01-23 | 特斯托欧洲股份两合公司 | The application of two metal wall regions of the housing of data logger and data logger |
| CN111194402A (en) * | 2017-08-09 | 2020-05-22 | 罗伯特·博世有限公司 | Pressure sensor for measuring fluid pressure and method for producing a pressure sensor for measuring fluid pressure |
| US11125639B2 (en) | 2017-08-09 | 2021-09-21 | Robert Bosch Gmbh | Pressure sensor for measuring a pressure of a fluid and method for producing a pressure sensor for measuring a pressure of a fluid |
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