TWI720508B - Intelligent weight training machine and training weight detecting device - Google Patents

Abstract

The invention provides an intelligent weight training machine and a training weight detecting device. The training weight detecting device mounted on a weight training machine includes a plurality of weight labels, a computing device and a weight detection plug. The weight labels are located on a plurality of weight blocks of the weight training machine, respectively, and each weight label includes a plurality of reflective regions. The weight detection plug is inserted into one of these weight blocks to determine a training weight. The plurality of emitters of the weight detecting plug transmit a plurality of detection signals to the weight label on the selected weight block, wherein the emitters are arranged in one-to-one correspondence with the reflective regions. A plurality of receivers receive the detection signals reflected by the reflective regions. The computing device obtains the value of the training weight based on the reflected detected signals.

Description

Intelligent weight training machine and training weight detection device

The present invention relates to an intelligent weight detection technology, and particularly relates to an intelligent weight training machine and a training weight detection device.

In recent years, with the rise of health awareness, the trend of fitness has become more and more popular. Chinese people have begun to pay attention to exercise. Among them, the use of weight training equipment for training is a very effective way to increase muscle mass. When using weight training equipment, users often need to record the weight used, the number of training sessions, and the number of sets to facilitate the implementation or planning of fitness programs to enhance the effect of weight training. Therefore, how to propose an intelligent weight training machine that can automatically record weight training data during the user's fitness process has become the goal of current efforts.

The invention provides an intelligent weight training machine and a training weight detection device, which can automatically record training data during a user's fitness process, and also has the advantages of simple structure and low production cost.

A training weight detection device according to an embodiment of the present invention is suitable for a weight training machine with multiple weight blocks, and includes multiple weight tags, arithmetic devices, and weight detection pins. The weight labels are respectively arranged on the weight blocks, and each weight label includes a plurality of reflective areas. The weight detection pin is used for inserting one of these weight blocks to determine the training weight and is electrically connected to the computing device. The weight detection pin includes multiple transmitters and multiple receivers. The multiple transmitters are used to transmit multiple detection signals to the weight tags on the weight blocks selected among the weight blocks, wherein the transmitters and the reflection areas are configured in a one-to-one correspondence. A plurality of receivers are used to receive the detection signals reflected by the reflection areas, and the computing device obtains the value of the training weight according to the detection signals received by the receivers.

In an embodiment of the present invention, in the above-mentioned training weight detection device, each weight tag further includes a first magnetic element, and the weight detection pin further includes a magnetic switch. The magnetic switch electrically connects the transmitters and the receivers to turn the transmitters and the receivers on or off. When the magnetic switch detects that the magnetic force of the first magnetic element is greater than or equal to the activation threshold, the magnetic switch activates these transmitters. And these receivers.

In an embodiment of the present invention, in the above-mentioned training weight detection device, after the receivers receive the reflected detection signals, the magnetic switch turns off the transmitters and the receivers, and the magnetic switch turns off the transmitters and the receivers. After the transmitter and the receivers are turned off, the magnetic switch is automatically turned off, or when the receivers receive the reflected detection signals, the magnetic switch continues to be turned on.

In an embodiment of the present invention, the weight detection pin in the above-mentioned training weight detection device further includes a motion detector. The motion detector is electrically connected to the magnetic switch. When the magnetic switch is turned off, the motion detector detects that the weight detection pin is pulled out from the selected weight block, and the motion detector activates the magnetic switch.

In an embodiment of the present invention, the weight detection pin in the above-mentioned training weight detection device further includes a timer. The timer is electrically connected to the magnetic switch to start counting the weight detection time after the magnetic switch is activated. When the weight detection time is greater than or equal to the time threshold and the receivers have not received the reflected detection signals, the magnetic switch is automatically turned on. shut down. When the motion detector detects that the weight detection pin is moved, the motion detector activates the magnetic switch.

In an embodiment of the present invention, the weight detection plug in the above-mentioned training weight detection device further includes a base, a rod body, and a second magnetic element. The rod body is arranged on the surface of the base for inserting into the through hole of the selected weight. The second magnetic element is arranged on the surface together with the transmitters and receivers, but is located on the opposite side of the transmitters and the receivers, wherein the second magnetic element and the first magnetic element are magnetically mutually exclusive.

In an embodiment of the present invention, each reflection area in the above training weight detection device includes a first encoding state or a second encoding state, and these reflection areas on each weight label form a code to correspond to the value of the training weight .

In an embodiment of the present invention, the computing device in the above-mentioned training weight detection device further includes a memory for storing the look-up table. The look-up table records the code and the corresponding training weight value.

In an embodiment of the present invention, the first coding state or the second coding state in the above-mentioned training weight detection device corresponds to the reflectivity of the reflection area.

In an embodiment of the present invention, the weight detection pin in the above-mentioned training weight detection device further includes a first communication module. The first communication module is used for transmitting the weight information obtained according to the detection signals to the computing device.

In an embodiment of the present invention, the computing device in the above-mentioned training weight detection device further includes a motion detection device. The motion detection device is coupled to the transmission element of the weight training machine to measure the movement of the transmission element to generate a movement detection signal, wherein the transmission element is used to drive the movement of at least one of the weights, wherein the computing device obtains the number of training times according to the movement detection signal , Training speed, training acceleration, training distance or training time.

In an embodiment of the present invention, the computing device in the above-mentioned training weight detection device further includes a second communication module. The computing device transmits the training weight value and at least one of training times, training speed, training acceleration, training distance and training time to the weight training management system through the second communication module to analyze the user's weight training performance.

An intelligent weight training machine according to an embodiment of the present invention includes a weight training machine with a plurality of weight blocks and a training weight detection device installed on the weight training machine. The training weight detection device includes multiple weight tags, arithmetic devices and weight detection pins. The weight labels are respectively arranged on the weight blocks, and each weight label includes a plurality of reflective areas. The weight detection pin is electrically connected to the computing device, and is used to insert one of these weight blocks to determine a training weight. The weight detection pin includes multiple transmitters and multiple receivers. The transmitters are used to transmit a plurality of detection signals to the weight tags on the weight blocks selected among the weight blocks, and the transmitters and the reflection areas are configured in a one-to-one correspondence. A plurality of receivers are used to receive the detection signals reflected by the reflection areas, and the computing device obtains the value of the training weight according to the detection signals received by the receivers.

Based on the above, the training weight detection device of the present invention can be installed on a weight training machine with multiple weight blocks to form an intelligent weight training machine. The weight detection pin can send a detection signal to read the weight label on the selected weight block to know the selected training weight. Therefore, the intelligent weight training machine and training weight detection device of the present invention are easy to use and can automatically record training The data also has the advantages of simple structure and low production cost.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail in conjunction with the accompanying drawings.

Fig. 1 is a schematic diagram of an intelligent weight training machine according to an embodiment of the present invention, Fig. 2 is a schematic diagram of the installation structure of the training weight detection device of Fig. 1 according to the present invention, and Fig. 3 is a schematic diagram of the intelligent weight training machine of Fig. 1 according to the present invention Fig. 4 is a schematic diagram of the weight detection pin of Fig. 1 according to the present invention, and Fig. 5 is a schematic diagram of the weight label of Fig. 1 according to the present invention. Please refer to FIGS. 1 to 5 together. The smart weight training machine 10 includes a weight training machine 102 and a training weight detection device 100 installed on the weight training machine 102. The weight training machine 102 is a kind of fitness equipment and has a plurality of weight blocks 104. The user can select a specific number of weights 104 to determine the training weight for fitness. In FIG. 1, the weight training machine 102 is a shoulder press (Converging Shoulder Press Machine). In other embodiments, the weight training machine 102 may be a chest press (Converging Chest Press Machine) or a leg press machine (Leg Press Machine). , Abdominal Crunch Machine (Abdominal Crunch Machine) or Leg Extension Machine (Leg Extension Machine) and other fitness equipment, the present invention is not limited.

The training weight detection device 100 includes a weight detection pin 110, a plurality of weight tags 120 and a computing device 130. The weight tags 120 are respectively arranged on the weight blocks 104, and each weight tag 120 includes a plurality of reflective areas 122, such as five reflective areas 122 in FIG. 5, but the present invention does not limit the number of reflective areas 122. The weight label 120 can be arranged on each weight block 104 by magnetic attachment, sticking, or embedding, and the reflective area 122 is arranged on the surface S1 of the weight label 120 facing the outside.

The weight detection pin 110 is used to insert one of the weight blocks 104 to determine the training weight. In detail, the weights 104 in FIG. 1 are stacked in the Z direction, and there is a transmission rod (not shown in the figure) that penetrates the weights 104 inside. Each weight 104 has a through hole H in the Y direction. A rod 112 is provided on the base of the weight detection plug 110. The user inserts the rod 112 of the weight detection plug 110 into the through hole H of the selected one of the weight blocks 104 and snaps it to the hole of the inner transmission rod. The transmission rod is connected to the transmission element 106, such as a cable or a belt. The transmission element 106 is used to drive at least one of the weights 104 to move. With the transmission element 106, the user can lift the weight 104 inserted by the weight detection plug 110 and other weights 104 above it by pulling force. The total weight of these pulled weights 104 is the training mentioned in this article. weight.

In FIG. 4, the weight detection plug 110 includes a plurality of transmitters 114 and a plurality of receivers 116. The transmitters 114, the receivers 116 and the rod 112 are arranged on the surface S2 of the base B. When the user inserts the weight detection plug 110 into the weight 104, the surface S2 and the surface S1 are opposite to each other, and the emitters 114 and the reflection areas 122 are arranged in a one-to-one correspondence. More specifically, in this embodiment, a transmitter 114 and a receiver 116 constitute a set of detection elements 115, the number of detection elements 115 matches the number of the reflection area 122, and when the weight detection pin 110 is inserted into the weight 104 At that time, the positions of the two corresponded. When the weight detection pin 110 is inserted into the weight 104, the transmitter 114 transmits a detection signal to the weight label 120 on the selected weight 104 among the weights 104, and the reflective area 122 reflects the detection signal from the corresponding transmitter 114 . The receivers 116 can receive the detection signals reflected by the reflection areas 122.

The detection element 115 may be an optical sensing element. For example, the transmitter 114 is an infrared transmitter, and the sensing signal sent out is infrared, and the receiver 116 is an infrared receiver for receiving infrared sensing signals, but the present invention is not limited thereto. In other embodiments, the detection element 115 may also be a quick response (QR) code reading device or a detection element with an NFC pairing function.

The computing device 130 is arranged above the weight 104 in FIG. 1, but the present invention does not limit the location of the computing device 130. The computing device 130 may be electrically connected to the weight detection plug 110 in a wired or wireless manner, and obtain the value of the training weight according to the detection signals received by these receivers 116.

In short, when the weight detection pin 110 is inserted into one of the weight blocks 104, the weight detection pin 110 will send a detection signal to detect the weight label 120 on the inserted weight block 104, and the computing device 130 can obtain the selected weight according to the detection signal. Which one is the weight block 104 in, and automatically records the value of the training weight. The user does not need to spend additional steps, and the smart weight training machine 10 can automatically record the training weight selected by the user, which is convenient for the user to operate and avoids the possibility of manual miscalculation by the user.

Other implementation details of the smart weight training machine 10 are further disclosed below.

In FIGS. 4 and 5, each weight tag 120 further includes a first magnetic element 124, and the weight detection pin 110 further includes a second magnetic element 118, wherein the first magnetic element 124 and the second magnetic element 118 are, for example, magnets. The first magnetic element 124 can be arranged on the back of the weight label 120 (relative to the surface S1), but the present invention is not limited. If the weight 104 is an iron block, the weight tag 120 can be attracted to the through hole H of the weight 104 by the magnetic force of the first magnetic element 124. The second magnetic element 118 is also arranged on the surface S2 of the base B, but is located on the opposite side of the transmitters 114 and the receivers 116. In FIG. 4, the transmitter 114 and the receiver 116 are located on the left side of the rod 112, and the second magnetic element 118 is located on the right side of the rod 112. The second magnetic element 118 and the first magnetic element 124 are magnetically mutually exclusive. .

In one embodiment, the reflective area 122 of the weight tag 120 is overlapped with the first magnetic element 124. In this way, when the user inserts the weight detection plug 110 into the weight block 104, if the right side of the rod 112 faces the weight For the label 120, because the second magnetic element 118 and the first magnetic element 124 are magnetically mutually exclusive, the user will perceive that the insertion direction of the weight detection pin 110 is incorrect. That is to say, when the weight detection pin 110 is inserted into the weight block 104, the detection element 115 is not aligned with the reflection area 122 of the weight label 120. The user can rotate the weight detection plug 110 so that the side with the transmitter 114 faces the weight label 120.

Each reflection area 122 of the weight label 120 has a first coding state or a second coding state, so the reflection areas 122 on each weight label 120 can form a set of codes to correspond to the value of the training weight. In this embodiment, the first encoding state or the second encoding state corresponds to the reflectivity of the reflective area 122. For example, the first encoding state is white, corresponding to high reflectivity, and the second encoding state is black, corresponding to low reflectivity. In Figure 5, from left to right, from top to bottom, the coding states of the five reflective areas 122 are "black and white, white, black and black" in order, which can represent a binary code such as "01100" (black means "0 ", white means "1"). In this embodiment, the encoding method is only used as an example, and the present invention is not limited. In some embodiments, the reflective area 122 may also have other gray levels to extend the encoding method.

FIG. 6 is a block diagram of a weight detection pin and arithmetic device according to an embodiment of the present invention. Please refer to FIG. 6, the weight detection plug 200 and the computing device 300 are applicable to the weight detection plug 110 and the computing device 130 of FIG. 1.

The weight detection pin 200 includes a first communication module 210, a magnetic switch 220, a timer 230, a motion detector 240, and a detection element module 250, wherein the detection element module 250 includes a plurality of transmitters 114 and a plurality of receivers 116 ( FIG. 6 only shows one transmitter 114 and one receiver 116 as a representative). The computing device 300 includes a second communication module 310, a memory 320, a control device 330, and a motion detection device 340.

The first communication module 210 and the second communication module 310 can connect the weight detection plug 200 and the computing device 300 via wireless communication or wired communication. The first communication module 210 and the second communication module 310 are wireless communication modules supporting Bluetooth in this embodiment, but the invention is not limited.

The memory 320 is, for example, any type of fixed or removable random access memory (random access memory, RAM), read-only memory (read-only memory, ROM), flash memory (flash memory), hard disk Discs or other similar devices, integrated circuits, and combinations thereof, the present invention is not limited to this.

The control device 330 includes, for example, a hardware device such as a central processing unit (CPU), a microprocessor (Microprocessor), or a microcontroller (Microcontroller Unit, MCU), and the present invention is not limited thereto.

The first communication module 210 of the weight detection plug 200 is used for transmitting the weight information obtained according to the detection signal to the computing device 300. In this embodiment, the control device 330 may receive the code of the selected weight 104 from the weight detection pin 200 through the second communication module 310, for example, “01100”. The memory 320 can store a look-up table LUT, where the look-up table LUT pre-records the code and the corresponding training weight value. For example, the code "00001" means the training weight is 2 kg, the code "00010" means the training weight is 4 kg, the code "01100" means the training weight is 48 kg, and so on, but not limited.

In another embodiment, the look-up table LUT may be stored in the weight detection pin 200, and the weight detection pin 200 directly transmits the value of the training weight as the weight information to the computing device 300. In other embodiments, the look-up table LUT can also be stored in a cloud server or host, and the cloud server or host performs a comparison between the pre-recorded code and the corresponding training weight value, due to the storage of the look-up table LUT and calculation comparison All the actions of are handed over to the cloud server or host, so the corresponding component cost and calculation processing can be reduced in the weight detection plug 200 or the computing device 300, and the performance of cost saving and power saving can be achieved.

The magnetic switch 220 electrically connects the transmitters 114 and the receivers 116 to turn the transmitter 114 and the receiver 116 on or off. When the user wants to insert the weight detection plug 200 into the selected weight 104, the magnetic switch 220 will feel the magnetic force of the first magnetic element 124 of the weight tag 120. When the magnetic switch 220 detects that the magnetic force of the first magnetic element 124 is greater than or equal to the activation threshold, the magnetic switch 220 activates the transmitters 114 and the receivers 116 so that the transmitter 114 starts to send a detection signal. Then, when the receiver 116 receives the reflected detection signal, the magnetic switch 220 turns off the transmitters 114 and the receivers 116, and after the transmitters 114 and the receivers 116 are turned off, the magnetic switch 220 automatically turns off. Alternatively, after the receiver 116 receives the reflected detection signal, the magnetic switch 220 may also choose to remain on. The magnetic switch 220 can also be turned off after the transmitters 114 and the receivers 116 are activated. The magnetic switch 220 is, for example, a reed switch or a hall effect sensor, and the present invention is not limited. It is supplemented that if the transmitters 114 and receivers 116 have not successfully read the numbers on the weight tag 120, the magnetic switch 220 will not turn off the transmitters 114 and the receivers 116.

The motion detector 240 is electrically connected to the magnetic switch 220. After the magnetic switch 220 is turned off, the motion detector 240 detects that the weight detection pin 200 is pulled out from the selected weight 104, and the motion detector 240 activates the magnetic switch 220. Specifically, the motion detector 240 may be, for example, a gravity sensor (G-sensor), an acceleration sensor (Accelerometer sensor) or a similar sensing element. In other words, when the user pulls out the weight detection pin 200 from the through hole H of the weight 104, the motion detector 240 can detect the pulling out action, so the magnetic switch 220 is restarted so that the magnetic switch 220 can sense Whether the user inserts the weight detection plug 200 into a certain weight block 104 to determine whether to perform the detection action of the weight tag 120 or not. In an embodiment, the motion detector 240 may always be kept in the on state.

The timer 230 is electrically connected to the magnetic switch 220 for starting to count the weight detection time after the magnetic switch 220 is activated. When the weight detection time is greater than or equal to the time threshold and the magnetic switch 220 has not detected the magnetic force of the first magnetic element 124, the magnetic switch 220 is automatically turned off. After that, when the motion detector 240 detects that the weight detection pin 200 is moved, for example, the user inserts the weight detection pin 200 into the weight 104, and the motion detector 240 activates the magnetic switch 220 to allow the magnetic switch 220 to detect the weight detection pin. Whether 200 is inserted into the weight 104.

In short, in this embodiment, a two-stage switch is used to control the weight detection pin 200 to automatically perform a detection action, thereby achieving the effect of energy saving and power saving.

The motion detection device 340 of the computing device 300 is coupled to the transmission element 106 of the weight training machine 102, and. When the user exercises, part of the weight 104 is driven by the transmission element 106, and the motion detection device 340 can measure the movement of the transmission element 106 to generate a movement detection signal. The control device 330 of the computing device 300 can obtain the number of training times, the training speed, the training acceleration, the training distance or the training time according to the movement detection signal.

That is to say, through the weight detection pin 200, the computing device 300 can obtain the training weight selected by the user, and through the motion detection device 340, the computing device 300 can monitor the user's fitness status, such as the user pulling the weight 104 Speed, acceleration, distance, or the number of times or sets of user training, or the time of user training. Based on the above training data, the computing device 300 can analyze the user's weight training performance, such as force curve or power curve.

In an embodiment, the computing device 300 may also use the second communication module 310 to transfer the aforementioned training data (for example, the value of training weight and the number of training times, training speed, training acceleration, training distance, and training time at least one of). Transfer to the weight training management system 400. The weight training management system 400 is, for example, a cloud server or a host, and the weight training management system 400 analyzes the user's weight training performance.

In summary, the present invention provides an intelligent weight training machine and training weight detection device. The training weight detection device has a simple structure, low production cost and easy to combine with different weight training machines. In addition, it has the advantage of easy installation. After the training weight detection device is installed in the weight training machine, it can automatically detect the training weight selected by the user, and even further detect the user's training status and analyze the user's weight training performance. In this way, the effect of smart fitness is achieved.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the relevant technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be determined by the scope of the attached patent application.

10: Smart weight training machine 100: Training weight detection device 102: weight training machine 104: weight block 106: Transmission components 110, 200: Weight detection bolt 112: Rod 114: Launcher 115: detection element 116: receiver 118: The second magnetic element 120: Weight label 122: reflection area 124: The first magnetic element 130, 300: computing device 210: The first communication module 220: Magnetic switch 230: timer 240: Motion detector 250: Detection component module 310: The second communication module 320: memory 330: control device 340: Motion detection device 400: Weight training management system B: Base H: Through hole LUT: lookup table S1, S2: surface

Fig. 1 is a schematic diagram of an intelligent weight training machine according to an embodiment of the present invention. 2 is a schematic diagram of the installation structure of the training weight detection device of FIG. 1 according to the present invention. Fig. 3 is a partial enlarged schematic diagram of the intelligent weight training machine of Fig. 1 according to the present invention. Fig. 4 is a schematic diagram of the weight detection plug of Fig. 1 according to the present invention. Fig. 5 is a schematic diagram of the weight label of Fig. 1 according to the present invention. FIG. 6 is a block diagram of a weight detection pin and arithmetic device according to an embodiment of the present invention.

100: Training weight detection device

104: weight block

106: Transmission components

110: Weight detection bolt

112: Rod

120: Weight label

B: Base

H: Through hole

S1, S2: surface

Claims (17)

A training weight detection device, suitable for a weight training machine with multiple weight blocks, includes: a plurality of weight labels respectively arranged on the weight blocks, wherein each of the weight labels includes a plurality of reflection areas; an operation Device; and a weight detection pin electrically connected to the computing device for inserting one of the weights to determine a training weight, and includes: multiple transmitters for transmitting multiple detection signals to the The weight label on the selected weight in the weight, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; and a plurality of receivers are used to receive the reflections The detection signals reflected by the area, wherein the computing device obtains the value of the training weight according to the detection signals received by the receivers, wherein each of the weight tags further includes: a first magnetic element; and The weight detection pin also includes: a magnetic switch electrically connected to the transmitters and the receivers for turning on or off the transmitters and the receivers, wherein when the magnetic switch detects the first magnetic The magnetic force of the element is greater than or equal to an activation threshold, and the magnetic switch activates the transmitters and the receivers. For the training weight detection device described in item 1 of the scope of patent application, when the receivers receive the reflected detection signals, the magnetic switch turns off the transmitters and the receivers, and the transmitters After the receiver and the receivers are turned off, the magnetic switch is automatically turned off, or, after the receivers receive the reflected detection signals, the magnetic switch continues to be turned on. For the training weight detection device described in item 1 of the scope of patent application, the weight detection pin further includes: a motion detector electrically connected to the magnetic switch, wherein when the magnetic switch is turned off, the motion detector detects When the weight detection pin is pulled out from the selected weight block, the motion detector activates the magnetic switch. For the training weight detection device described in item 3 of the scope of patent application, the weight detection pin further includes: a timer electrically connected to the magnetic switch for counting a weight detection time after the magnetic switch is activated, Wherein when the weight detection time is greater than or equal to a time critical value, and the magnetic switch has not detected the magnetic force of the first magnetic element, the magnetic switch is automatically turned off, wherein when the motion detector detects that the weight detection pin is moved When, the motion detector activates the magnetic switch. For the training weight detection device described in item 1 of the scope of patent application, the weight detection pin further includes: a base; a rod body, which is arranged on a surface of the base, and is used to insert the selected weight In a through hole of the gauge block; and a second magnetic element, which is disposed on the surface together with the transmitters and the receivers, but is located on the opposite side of the transmitters and the receivers, wherein the second magnetic element The magnetic element and the first magnetic element are magnetically mutually exclusive. The training weight detection device according to item 1 of the scope of patent application, wherein each of the reflection areas includes a first encoding state or a second encoding state, and the reflection areas on each of the weight labels constitute Encode the value corresponding to the training weight. According to the training weight detection device described in item 6 of the scope of patent application, the computing device further includes: a memory for storing a look-up table, the look-up table records the code and the corresponding value of the training weight. The training weight detection device according to item 6 of the scope of patent application, wherein the first encoding state or the second encoding state corresponds to a reflectivity of the reflection area. In the training weight detection device described in the first item of the patent application, the weight detection plug further includes a first communication module for transmitting weight information obtained according to the detection signals to the computing device. For the training weight detection device described in item 1 of the scope of patent application, the computing device further includes: a motion detection device coupled to a transmission element of the weight training machine for measuring the movement of the transmission element to generate a movement detection Signal, where the transmission element It is used to drive the movement of at least one of the weights, wherein the computing device obtains a training number, a training speed, a training acceleration, a training distance or a training time according to the movement detection signal. For example, the training weight detection device according to item 10 of the scope of patent application, wherein the computing device further includes: a second communication module, and the computing device uses the second communication module to determine the value of the training weight and the number of training times , At least one of the training speed, the training acceleration, the training distance, and the training time is transmitted to a weight training management system to analyze the user's weight training performance. In the training weight detection device described in item 1 of the scope of patent application, the transmitters are infrared transmitters. An intelligent weight training machine includes: a weight training machine with a plurality of weight blocks; and a training weight detection device installed on the weight training machine, including: a plurality of weight labels respectively arranged on the weight blocks, wherein Each of the weight tags includes a plurality of reflection areas; an arithmetic device; and a weight detection pin, electrically connected to the arithmetic device, for inserting one of the weight blocks to determine a training weight, and includes: A transmitter for transmitting a plurality of detection signals to the weight tag on the selected weight among the weights, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; as well as A plurality of receivers are used to receive the detection signals reflected by the reflection areas, wherein the computing device obtains the value of the training weight according to the detection signals received by the receivers, wherein each of the The weight tag further includes: a first magnetic element; and the weight detection pin also includes: a magnetic switch electrically connected to the transmitters and the receivers for turning on or off the transmitters and receivers , Wherein when the magnetic switch detects that the magnetic force of the first magnetic element is greater than or equal to an activation threshold, the magnetic switch activates the transmitters and the receivers. A training weight detection device, suitable for a weight training machine with multiple weight blocks, includes: a plurality of weight labels respectively arranged on the weight blocks, wherein each of the weight labels includes a plurality of reflection areas; an operation Device; and a weight detection pin electrically connected to the computing device for inserting one of the weights to determine a training weight, and includes: multiple transmitters for transmitting multiple detection signals to the The weight label on the selected weight in the weight, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; and a plurality of receivers are used to receive the reflections These detections of area reflections Signal, wherein the computing device obtains the value of the training weight according to the detection signals received by the receivers, wherein the reflection areas on each of the weight labels form a code to correspond to the value of the training weight, The computing device further includes: a memory for storing a look-up table, the look-up table records the code and the corresponding value of the training weight. An intelligent weight training machine includes: a weight training machine with a plurality of weight blocks; and a training weight detection device installed on the weight training machine, including: a plurality of weight labels respectively arranged on the weight blocks, wherein Each of the weight tags includes a plurality of reflection areas; an arithmetic device; and a weight detection pin, electrically connected to the arithmetic device, for inserting one of the weight blocks to determine a training weight, and includes: A transmitter for transmitting a plurality of detection signals to the weight tag on the selected weight among the weights, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; And a plurality of receivers for receiving the detection signals reflected by the reflection areas, wherein the computing device obtains the training weight value according to the detection signals received by the receivers, Wherein, the reflection areas on each of the weight labels constitute a code to correspond to the value of the training weight, and the computing device further includes: a memory for storing a look-up table, the look-up table records the code and the corresponding The numerical value of the training weight. A training weight detection device, suitable for a weight training machine with multiple weight blocks, includes: a plurality of weight labels respectively arranged on the weight blocks, wherein each of the weight labels includes a plurality of reflection areas; an operation Device; and a weight detection pin electrically connected to the computing device for inserting one of the weights to determine a training weight, and includes: multiple transmitters for transmitting multiple detection signals to the The weight label on the selected weight in the weight, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; and a plurality of receivers are used to receive the reflections The detection signals reflected by the area, wherein the computing device obtains the training weight value according to the detection signals received by the receivers, wherein the computing device further includes: a motion detection device coupled to the weight training A transmission element of the machine is used to measure the movement of the transmission element to generate a movement detection signal, wherein the transmission element is used to drive the movement of at least one of the weights, The computing device obtains a training number, a training speed, a training acceleration, a training distance, or a training time according to the movement detection signal. An intelligent weight training machine includes: a weight training machine with a plurality of weight blocks; and a training weight detection device installed on the weight training machine, including: a plurality of weight labels respectively arranged on the weight blocks, wherein Each of the weight tags includes a plurality of reflection areas; an arithmetic device; and a weight detection pin, electrically connected to the arithmetic device, for inserting one of the weight blocks to determine a training weight, and includes: A transmitter for transmitting a plurality of detection signals to the weight tag on the selected weight among the weights, wherein the transmitters and the reflection areas are arranged in a one-to-one correspondence; And a plurality of receivers for receiving the detection signals reflected by the reflection areas, wherein the arithmetic device obtains the value of the training weight according to the detection signals received by the receivers, wherein the arithmetic device It further includes: a motion detection device coupled to a transmission element of the weight training machine for measuring the movement of the transmission element to generate a movement detection signal, wherein the transmission element is used for driving the movement of at least one of the weights , Wherein the computing device obtains a number of training times and a training time according to the motion detection signal Training speed, training acceleration, training distance or training time.

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