CN202599572U - Cocktail target hitting sensor - Google Patents
Cocktail target hitting sensor Download PDFInfo
- Publication number
- CN202599572U CN202599572U CN 201220119712 CN201220119712U CN202599572U CN 202599572 U CN202599572 U CN 202599572U CN 201220119712 CN201220119712 CN 201220119712 CN 201220119712 U CN201220119712 U CN 201220119712U CN 202599572 U CN202599572 U CN 202599572U
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- sensor
- foil gauge
- resistance
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Abstract
Disclosed is a cocktail target hitting sensor, which is composed of a back membrane, a front membrane, a pressure guide pipe, a signal conversion part and emulsified oil liquid. The back membrane of a revolving paraboloid shape and the front membrane of a revolving paraboloid shape are made of elastic materials and the pressure guide pipe is made of rigid materials; the inner concave surfaces of the back membrane and the front membrane are buckled, the top end of the back membrane is provided with a hole and is in transition connection with one end of the pressure guide pipe in the shape of a hyperboloid; the other end of the pressure guide pipe is connected with a bottle-shaped strain opening of the signal conversion part; and the back membrane, the front membrane, the pressure guide pipe and the signal conversion part form a watertight sealed cavity, which is internally filled with the emulsified oil liquid.
Description
Technical field
The utility model relates to a kind of tae kwon do exercising device sensor---chicken tail target sensor.
Background technology
Chicken tail target is tae kwon do and the similar project training apparatus commonly used that impacts.Yet the effect of chicken tail target at present is that the coaching staff makes in training and is used for obtaining sensation fully, the strike situation of judging and estimate the trainee with oneself sensation and experience then.This mode varies with each individual, and very big subjective factor is arranged, be difficult to accomplish objective, estimate training effect accurately, equitably.Therefore, demand urgently researching and developing a kind of can be used for objective, estimate tae kwon do and the similar chicken tail target apparatus that impacts the project training effect accurately, equitably.And the critical component of this apparatus impacts sensor exactly.Yet because special construction and particular job mode of chicken tail target, present sensor is not to cost an arm and a leg can not use exactly.Therefore, this sensor that is assemblied in chicken tail target specially of research and development just becomes problem demanding prompt solution.
Summary of the invention
For solving the sensor problem that is assemblied in chicken tail target specially, the utility model provides a kind of chicken tail target to impact sensor.It is made up of notacoria, cephacoria, connecting pipe, signal conversion part and oil emulsion liquid.Paraboloid of revolution shape notacoria and paraboloid of revolution shape cephacoria are that resilient material is processed, and connecting pipe is that rigid material is processed; The inner concave of notacoria and the inner concave of cephacoria close button, and the top perforate of notacoria is connected with an end transition of connecting pipe with the hyperboloid shape; The other end of connecting pipe answers dialectal switching to be connected with the Bottle & Can shape of signal conversion part; Notacoria, cephacoria, connecting pipe and signal conversion part constitute the water-tight closure cavity, and inside is full of oil emulsion liquid.
The utility model solves the technical scheme that its technical matters adopted:
Sensor is made up of paraboloid of revolution shape notacoria, paraboloid of revolution shape cephacoria, connecting pipe, signal conversion part and oil emulsion liquid.Paraboloid of revolution shape notacoria and paraboloid of revolution shape cephacoria are that resilient material is processed, and connecting pipe is that rigid material is processed; The inner concave of notacoria and the inner concave of cephacoria close button, form the pressure-sensitive chamber; The top perforate of notacoria is connected with an end transition of connecting pipe with the hyperboloid shape; The other end of connecting pipe answers dialectal switching to be connected with the Bottle & Can shape of signal conversion part; Notacoria with before film formed pressure-sensitive chamber, connecting pipe and signal conversion part formation water-tight closure cavity, inside is full of oil emulsion liquid.
In sensor signal converter section structure; The ultra-thin prime substrate of one elastic metallic disc; The center has pressure transmission hole, and the Wai Yuan edge is welded on the Bottle & Can shape housing of signal conversion part and answers on the dialectal switching mouth neck inwall, and its one side outside mouth is closely pasted annulus dish type prime foil gauge; The Wai Yuan edge of level substrate is welded on the inwall of signal conversion part housing near the bottom after the one elastic metallic disc, and its one side outside mouth is closely pasted back level foil gauge; Draw through the touching signal lead at the resistance two ends of prime foil gauge; Draw through the impulse force signal lead at the resistance two ends of back level foil gauge.
One of the prime foil gauge resistance of sensor lead end a
1With pressure signal amplifying circuit A
mPreceding foil gauge brachium pontis balance resistance R
S1An end connect its tie point and prime operational amplifier U
0"+" signal input part connect; Preceding foil gauge brachium pontis balance resistance R
S1The other end hold connection together; Two lead end b of the prime foil gauge resistance of sensor
1With pressure signal amplifying circuit A
mThe anodal E of working power connect.
One of the back level foil gauge resistance of sensor lead end a
2Hold connection together; Two lead end b of the back level foil gauge resistance of sensor
2With pressure signal amplifying circuit A
mBack foil gauge brachium pontis balance resistance R
S2An end connect its tie point and prime operational amplifier U
0"-" signal input part connect; Back foil gauge brachium pontis balance resistance R
S2The other end and pressure signal amplifying circuit A
mThe anodal E of working power connect.
The beneficial effect of the utility model is: utilize the structure of existing chicken tail target and trainee's stroke, obtain the impact force signal, both realized the detection of performance assessment criteria, do not change the structure of capable chicken tail target again.In addition, the very easily standardization because device is clean and tidy, simple in structure can be with multi-form, and the index measuring ability of instructing equipment, body-building apparatus etc. as body is supporting, produces in batches.
Description of drawings
Below in conjunction with embodiment shown in the drawings the utility model is further specified.
Fig. 1 is an embodiment of the utility model---a kind of positive facial contour synoptic diagram of chicken tail target.
Fig. 2 is that the chicken tail target of the utility model example structure is puted forth effort position A-A to analysing and observe partial schematic diagram.
Fig. 3 is the sensor construction side schematic view of the utility model embodiment.
Fig. 4 is the signal conversion part structure cut-open view of sensor.
Fig. 5 is the signal amplification circuit structural drawing of the utility model.
In the signal conversion part structure cut-open view of the utility model synoptic diagram shown in Fig. 1～3, sensor shown in Figure 4 and signal amplification circuit structural drawing shown in Figure 5: 1. target body, 1.1. matrix, 1.2. elastic inner layer, 1.3. elasticity top layer; 1.4. epidermis, 2. sensor, 2.1. notacoria, 2.2. cephacoria; 2.3. liquid, 2.4. connecting pipe, 2.5. prime foil gauge, 2.5.1 prime substrate; 2.6. the touching signal lead, level foil gauge behind the 2.7., level substrate behind the 2.7.1,2.8. impulse force signal lead; 2.9. signal conversion part, 3. power supply/demonstration switch, 4. numerical value is provided with key, 5. display; a
1, b
1Be resistance two lead ends of preceding foil gauge 2.5, a
2, b
2Resistance two lead ends for back foil gauge 2.7.
In the utility model signal amplification circuit structural drawing shown in Figure 5: R
S1Be preceding foil gauge brachium pontis balance resistance, R
S2Be back foil gauge brachium pontis balance resistance, U
0Be prime operational amplifier, R
S3Be working point biasing resistance, R
S4Be feedback current bias resistance, R
eBe the virtual earth divider resistance, E is a working power, and D is the TVS diode, and E/2 is a working power virtual ground potential point, and s is that pressure signal amplifies lead-out terminal, A
mBe the pressure signal amplifying circuit.
Embodiment
In the positive facial contour synoptic diagram of the tae kwon do chicken tail target shown in the accompanying drawing 1:. the head of target body 1, the sensor 2 of accepting touching and impact force is installed, the face of sensor 2 is forward; Middle afterbody hand thumb at target body 1 can and be located, and is equipped with the power supply/demonstration switch 3 that is used for switching power supply/switching display and working state of system; In target body 1, below the switch 3 of afterbody, be equipped with the display 5 that is used for displayed record, statistics or duty; In the afterbody front of target body 1, the numerical value that assembly is useful on the default value setting is provided with key 4.
Put forth effort position A-A in analysing and observe partial schematic diagram and sensor construction side schematic view shown in Figure 3 at chicken tail target shown in Figure 2,, strengthen elastic inner layer 1.2 with plane adhesive rubber matter in the head front side of chicken tail target matrix 1.1; Elastic inner layer 1.2 is paraboloid of revolution shape by middle mind-set edge transition, by thick attenuation; The paraboloid of revolution top of elastic inner layer 1.2 is towards preceding, and processes the recess face of inlaying sensor 2; In elastic inner layer 1.2 front sides, with curved surface adhesive latex matter elasticity top layer 1.3, elasticity top layer 1.3 is expanded and is prolonged the target neck place that covers matrix 1.1; Leather matter epidermis 1.4 with said structure according to the target body shape parcel that compacts; Sensor 2 is embedded between elastic inner layer 1.2 and the elasticity top layer 1.3, and its notacoria 2.1 presses on the recess face that is bonded in elastic inner layer 1.2, and its cephacoria 2.2 presses bonding with elasticity top layer 1.3.
In sensor construction side schematic view shown in Figure 3, sensor is made up of paraboloid of revolution shape notacoria 2.1 and paraboloid of revolution shape cephacoria 2.2, connecting pipe 2.4, signal conversion part 2.9, oil emulsion liquid 2.3.Paraboloid of revolution shape notacoria 2.1 is processed for resilient material with paraboloid of revolution shape cephacoria 2.2, and connecting pipe 2.4 is processed for rigid material; The inner concave of the inner concave of notacoria 2.1 and cephacoria 2.2 closes button, forms the pressure-sensitive chamber; The top perforate of notacoria 2.1 is connected with an end transition of connecting pipe 2.4 with the hyperboloid shape; The other end of connecting pipe 2.4 answers dialectal switching to be connected with the Bottle & Can shape of signal conversion part 2.9; Notacoria 2.1 constitutes the water-tight closure cavity with pressure-sensitive chamber, connecting pipe 2.4 that cephacoria 2.2 forms with signal conversion part 2.9, and inside is full of oil emulsion liquid 2.3.
In sensor signal converter section structure cut-open view shown in Figure 4; The ultra-thin prime substrate of one elastic metallic disc 2.5.1; The center has pressure transmission hole; The Wai Yuan edge is welded on the Bottle & Can shape housing of signal conversion part 2.9 and answers on the dialectal switching mouth neck inwall, and its one side outside mouth is closely pasted annulus dish type prime foil gauge 5; The Wai Yuan edge of level substrate 2.7.1 is welded on the inwall of signal conversion part 2.9 housings near the bottom after the one elastic metallic disc, and its one side outside mouth is closely pasted back level foil gauge 2.7; The resistance two ends a of prime foil gauge 2.5
1And b
1Draw through touching signal lead 2.6; The resistance two ends a of back level foil gauge 2.7
2And b
2Draw through impulse force signal lead 2.8.
In the utility model signal amplification circuit structural drawing shown in Figure 5: one of prime foil gauge 2.5 resistance of sensor 2 lead end a
1With pressure signal amplifying circuit A
mPreceding foil gauge brachium pontis balance resistance R
S1An end connect its tie point and prime operational amplifier U
0"+" signal input part connect; Preceding foil gauge brachium pontis balance resistance R
S1The other end hold connection together; Two lead end b of prime foil gauge 2.5 resistance of sensor 2
1With pressure signal amplifying circuit A
mThe anodal E of working power connect.One of back level foil gauge 2.7 resistance of sensor 2 lead end a
2Hold connection together; Two lead end b of back level foil gauge 2.7 resistance of sensor 2
2With pressure signal amplifying circuit A
mBack foil gauge brachium pontis balance resistance R
S2An end connect its tie point and prime operational amplifier U
0"-" signal input part connect; Back foil gauge brachium pontis balance resistance R
S2The other end and pressure signal amplifying circuit A
mThe anodal E of working power connect.At pressure signal amplifying circuit A
mIn, working point biasing resistance R
S3An end and operational amplifier A
T"+" signal input part connect, the other end is connected with working power virtual ground potential point E/2; The feedback current bias resistance R
S4An end and operational amplifier A
T"-" signal input part connect the other end and operational amplifier A
TSignal output part connect; Operational amplifier A
TSignal output part amplify lead-out terminal s as pressure signal.At pressure signal amplifying circuit A
mThe anodal E of working power and working power virtual ground potential point E/2 between, cross-over connection has virtual earth divider resistance R
eBetween working power virtual ground potential point E/2 held together, cross-over connection had TVS diode D, and the positive terminal tie point of TVS diode D promptly becomes working power virtual ground potential point E/2, is commonly and holds.
Claims (4)
1. a chicken tail target impacts sensor, it is characterized in that: notacoria, cephacoria, connecting pipe, signal conversion part and oil emulsion liquid are formed; Paraboloid of revolution shape notacoria and paraboloid of revolution shape cephacoria are that resilient material is processed, and connecting pipe is that rigid material is processed; The inner concave of notacoria and the inner concave of cephacoria close button, form the pressure-sensitive chamber; The top perforate of notacoria is connected with an end transition of connecting pipe with the hyperboloid shape; The other end of connecting pipe answers dialectal switching to be connected with the Bottle & Can shape of signal conversion part; Notacoria with before film formed pressure-sensitive chamber, connecting pipe and signal conversion part formation water-tight closure cavity, inside is full of oil emulsion liquid;
In sensor signal converter section structure; The ultra-thin prime substrate of one elastic metallic disc; The center has pressure transmission hole, and the Wai Yuan edge is welded on the Bottle & Can shape housing of signal conversion part and answers on the dialectal switching mouth neck inwall, and its one side outside mouth is closely pasted annulus dish type prime foil gauge; The Wai Yuan edge of level substrate is welded on the inwall of signal conversion part housing near the bottom after the one elastic metallic disc, and its one side outside mouth is closely pasted back level foil gauge; Draw through the touching signal lead at the resistance two ends of prime foil gauge; Draw through the impulse force signal lead at the resistance two ends of back level foil gauge,
One of the prime foil gauge resistance of sensor lead end a
1With pressure signal amplifying circuit A
mPreceding foil gauge brachium pontis balance resistance R
S1An end connect its tie point and prime operational amplifier U
0"+" signal input part connect; Preceding foil gauge brachium pontis balance resistance R
S1The other end hold connection together; Two lead end b of the prime foil gauge resistance of sensor
1With pressure signal amplifying circuit A
mThe anodal E of working power connect;
One of the back level foil gauge resistance of sensor lead end a
2Hold connection together; Two lead end b of the back level foil gauge resistance of sensor
2With pressure signal amplifying circuit A
mBack foil gauge brachium pontis balance resistance R
S2An end connect its tie point and prime operational amplifier U
0"-" signal input part connect; Back foil gauge brachium pontis balance resistance R
S2The other end and pressure signal amplifying circuit A
mThe anodal E of working power connect.
2. chicken tail target according to claim 1 impacts sensor, it is characterized in that: sensor (2) assembly is in the head front side of chicken tail target matrix (1.1); In the head front side of chicken tail target matrix (1.1), strengthen elastic inner layer (1.2) with plane adhesive rubber matter; Elastic inner layer (1.2) is paraboloid of revolution shape by middle mind-set edge transition, by thick attenuation; The paraboloid of revolution top of elastic inner layer (1.2) is towards preceding, and processes the recess face of inlaying sensor (2); In elastic inner layer (1.2) front side, with curved surface adhesive latex matter elasticity top layer (1.3), elasticity top layer (1.3) are expanded and are prolonged the target neck place that covers matrix (1.1); Leather matter epidermis (1.4) with said structure according to the target body shape parcel that compacts; Sensor (2) is embedded between elastic inner layer (1.2) and elasticity top layer (1.3), and its notacoria (2.1) presses on the recess face that is bonded in elastic inner layer (1.2), and its cephacoria (2.2) presses bonding with elasticity top layer (1.3).
3. chicken tail target according to claim 1 impacts sensor, it is characterized in that: at pressure signal amplifying circuit A
mIn, working point biasing resistance R
S3An end and operational amplifier A
T"+" signal input part connect, the other end is connected with working power virtual ground potential point E/2; The feedback current bias resistance R
S4An end and operational amplifier A
T"-" signal input part connect the other end and operational amplifier A
TSignal output part connect; Operational amplifier A
TSignal output part amplify lead-out terminal s as pressure signal.
4. impact sensor according to claim 1 or 3 described chicken tail targets, it is characterized in that: at pressure signal amplifying circuit A
mThe anodal E of working power and working power virtual ground potential point E/2 between, cross-over connection has virtual earth divider resistance R
eBetween working power virtual ground potential point E/2 held together, cross-over connection had tunnel diode TVS, and the positive terminal tie point of tunnel diode TVS promptly becomes working power virtual ground potential point E/2, is commonly and holds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220119712 CN202599572U (en) | 2012-03-27 | 2012-03-27 | Cocktail target hitting sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220119712 CN202599572U (en) | 2012-03-27 | 2012-03-27 | Cocktail target hitting sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202599572U true CN202599572U (en) | 2012-12-12 |
Family
ID=47317101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220119712 Withdrawn - After Issue CN202599572U (en) | 2012-03-27 | 2012-03-27 | Cocktail target hitting sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202599572U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102539032A (en) * | 2012-02-14 | 2012-07-04 | 江南大学 | Taekwondo cocktail target impact sensor |
-
2012
- 2012-03-27 CN CN 201220119712 patent/CN202599572U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102539032A (en) * | 2012-02-14 | 2012-07-04 | 江南大学 | Taekwondo cocktail target impact sensor |
| CN102539032B (en) * | 2012-02-14 | 2013-11-13 | 江南大学 | Taekwondo cocktail target impact sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20131113 |
|
| RGAV | Abandon patent right to avoid regrant |