A method and system for internet facing sharing device instrumentation

Abstract

The application discloses a method and system for internet-oriented sharing of equipment instruments, which is used for sharing of equipment instruments in automobile maintenance stores, and comprises the following steps: obtaining maintenance time of each equipment instrument in each store, total available time of each equipment instrument, and calculating equipment maintenance factors of each equipment instrument; obtaining actual use time of each equipment instrument in each store, and calculating use rates of each equipment instrument according to the total available time of each equipment instrument; obtaining a shareable equipment instrument proportion of each store, demand time of each equipment instrument, the use rate of each equipment instrument, cost of using each equipment instrument, cost of maintaining each equipment instrument, and the equipment maintenance factor of each equipment instrument, setting an equipment instrument sharing model, and calculating equipment instrument sharing cost, wherein the equipment instrument sharing model is deployed on a cloud, and a client completes sharing of the equipment instruments through the internet according to the equipment instrument sharing cost.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of equipment and instrument sharing, and more particularly relates to a method and system for sharing equipment and instruments on the Internet. BACKGROUND

[0002] Multi-store equipment sharing refers to sharing equipment and resources among multiple stores to improve efficiency and reduce costs.

[0003] POS system sharing: Multiple stores may use the same POS (Point of Sale) system, allowing sales, inventory, and financial data to be synchronized in real-time across all stores. This helps centralize management and improve operational efficiency.

[0004] Inventory management system: Some businesses use a unified inventory management system to ensure that inventory levels are effectively monitored and managed across all stores, avoiding excessive or insufficient inventory.

[0005] Network and cloud services: Multiple stores may use shared network and cloud services to better integrate data, applications, and communication tools.

[0006] However, there is no technical solution in the prior art that can intelligently and accurately share store equipment and instruments. SUMMARY

[0007] To solve the above technical problems, the present application provides a method for sharing equipment and instruments on the Internet, which is used for sharing repair equipment and instruments in automobile repair stores, comprising:

[0008] Obtain the maintenance time of each equipment and instrument in each store, the total available time of each equipment and instrument, and calculate the equipment maintenance factor of each equipment and instrument;

[0009] Obtain the actual use time of each equipment and instrument in each store, and calculate the usage rate of each equipment and instrument based on the total available time of each equipment and instrument;

[0010] Obtain the shareable equipment and instrument ratio of each store, the demand time of each equipment and instrument, the usage rate of each equipment and instrument, the cost of using each equipment and instrument, the cost of maintaining each equipment and instrument, and the equipment maintenance factor of each equipment and instrument, set up an equipment and instrument sharing model, calculate the equipment and instrument sharing cost, wherein the equipment and instrument sharing model is deployed in the cloud, and the client completes the sharing of equipment and instruments through the Internet and according to the equipment and instrument sharing cost.

[0011] Further, the equipment and instrument sharing model comprises:

[0012]

[0013] Wherein, Z is the cost of sharing equipment and instruments, N is the number of stores, M is the number of equipment and instruments owned by each store, P is the proportion of equipment and instruments that can be shared by each store, D[i,j] is the demand time of the i th store for the j th equipment and instrument, DU i，j is the utilization rate of the j th equipment and instrument of the i th store, X[i,j] is a binary variable, indicating whether the i th store uses the j th equipment and instrument, C[i,j] is the cost of using the j th equipment and instrument of the i th store, F maintenance [i,j] is the cost of maintaining the j th equipment and instrument of the i th store, AU i，j is the equipment maintenance factor of the j th equipment and instrument of the i th store.

[0014] Further, the equipment maintenance factor AU i，j of the j th equipment and instrument of the i th store comprises:

[0015]

[0016] Wherein, MF i is the maintenance time of the j th equipment and instrument of the i th store, TW i，j is the weight of the j th equipment and instrument of the i th store, AT i，j is the total available time of the j th equipment and instrument of the i th store.

[0017] Further, the utilization rate DU i，j of the j th equipment and instrument of the i th store comprises:

[0018]

[0019] Wherein, CT i，j is the actual use time of the j th equipment and instrument of the i th store, TW i，j is the weight of the j th equipment and instrument of the i th store, AT i，j is the total available time of the j th equipment and instrument of the i th store.

[0020] Further, it also comprises: one equipment and instrument can only be used by one store at the same time.

[0021] The application also provides an Internet-oriented shared equipment and instrument system for vehicle repair store equipment and instrument maintenance, comprising:

[0022] A device maintenance factor module is used to obtain the maintenance time of each equipment and instrument of each store, the total available time of each equipment and instrument, and calculate the equipment maintenance factor of each equipment and instrument.

[0023] The computing usage rate module is configured to acquire actual usage time of each device instrument of each store, and calculate usage rate of each device instrument according to total available time of each device instrument;

[0024] The sharing module is configured to acquire shareable device instrument proportion of each store, required time of each device instrument, usage rate of each device instrument, cost of using each device instrument, cost of maintaining each device instrument, and device maintenance factor of each device instrument, set a device instrument sharing model, and calculate device instrument sharing cost, wherein the device instrument sharing model is deployed in the cloud, and the client completes sharing of the device instrument through the Internet according to the device instrument sharing cost.

[0025] Further, the device instrument sharing model comprises:

[0026]

[0027] wherein Z is the device instrument sharing cost, N is the number of stores, M is the number of device instruments owned by each store, P is the shareable device instrument proportion of each store, D[i,j] is the required time of the jth device instrument of the ith store, DU i，j is the usage rate of the jth device instrument of the ith store, X[i,j] is a binary variable indicating whether the jth device instrument of the ith store is used, C[i,j] is the cost of using the jth device instrument of the ith store, F maintenance [i,j] is the cost of maintaining the jth device instrument of the ith store, AU i，j is the device maintenance factor of the jth device instrument of the ith store.

[0028] Further, the device maintenance factor AU i，j of the jth device instrument of the ith store comprises:

[0029]

[0030] wherein MF i is the maintenance time of the jth device instrument of the ith store, TW i，j is the weight of the jth device instrument of the ith store, and AT i，j is the total available time of the jth device instrument of the ith store.

[0031] Further, the usage rate DU i，j of the jth device instrument of the ith store comprises:

[0032]

[0033] wherein CT i，jTW is the actual use time of the jth equipment instrument of the ith store i，j AT is the weight of the jth equipment instrument of the ith store i，j is the total available time of the jth equipment instrument of the ith store.

[0034] Further, it also includes that one equipment instrument can only be used by one store at the same time.

[0035] Compared with the prior art, the above technical scheme of the present application has the following beneficial effects:

[0036] The present application obtains the maintenance time of each equipment instrument of each store, the total available time of each equipment instrument, calculates the equipment maintenance factor of each equipment instrument, obtains the actual use time of each equipment instrument of each store, and calculates the use rate of each equipment instrument according to the total available time of each equipment instrument, obtains the proportion of equipment instruments that can be shared by each store, the demand time of each equipment instrument, the use rate of each equipment instrument, the cost of using each equipment instrument, the cost of maintaining each equipment instrument, and the equipment maintenance factor of each equipment instrument, sets up an equipment instrument sharing model, calculates the equipment instrument sharing cost, wherein the equipment instrument sharing model is deployed in the cloud, and the client completes the sharing of equipment instruments through the Internet and according to the equipment instrument sharing cost. Through the above technical scheme, the present application can intelligently share multiple devices between multiple stores through the Internet. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 is the method flowchart of embodiment 1 of the present application;

[0038] Figure 2 is the system structure diagram of embodiment 2 of the present application. DETAILED DESCRIPTION

[0039] In order to better understand the above technical scheme, the above technical scheme will be described in detail below in combination with the drawings in the specification and the specific implementation.

[0040] The method provided by the present application can be implemented in a terminal environment, which can include one or more of the following components: a processor, a storage medium, and a display screen. The storage medium stores at least one instruction, which is loaded and executed by the processor to implement the method described in the following embodiments.

[0041] The processor can include one or more processing cores. The processor connects various parts in the entire terminal through various interfaces and lines, executes various functions of the terminal and processes data by running or executing instructions, programs, code sets or instruction sets stored in the storage medium, and calling data stored in the storage medium.

[0042] The storage medium can include a random access memory (RAM) and can also include a read-only memory (ROM). The storage medium can be used to store instructions, programs, codes, code sets, or instructions.

[0043] The display screen is used to display the user interface of each application program.

[0044] All subscripts in the formula of the present application are only for distinguishing parameters and have no actual meaning.

[0045] In addition, those skilled in the art can understand that the structure of the terminal described above does not constitute a limitation on the terminal, and the terminal can include more or fewer components, or combine certain components, or different component arrangements. For example, the terminal also includes radio frequency circuit, input unit, sensor, audio circuit, power supply and other components, which are not described here.

[0046] Embodiment 1

[0047] As shown in Figure 1 The embodiment of the present application proposes a method for sharing Internet equipment, which is used for sharing equipment in automobile repair stores, including:

[0048] Step 101, obtaining the maintenance time of each equipment in each store, the total available time of each equipment, calculating the equipment maintenance factor of each equipment;

[0049] Specifically, the equipment maintenance factor of the jth equipment in the ith store is AU i，j Including:

[0050]

[0051] Wherein, MF i is the maintenance time of the jth equipment in the ith store, TW i，j is the weight of the jth equipment in the ith store, AT i，j is the total available time of the jth equipment in the ith store.

[0052] Step 102, obtaining the actual use time of each equipment in each store, and calculating the use rate of each equipment according to the total available time of each equipment;

[0053] Specifically, the use rate of the jth equipment in the ith store is DU i，j Including:

[0054]

[0055] wherein CT i，j is the actual usage time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

[0056] In step 103, the proportion of equipment instruments that can be shared by each store, the required time of each equipment instrument, the usage rate of each equipment instrument, the cost of using each equipment instrument, the cost of maintaining each equipment instrument, and the equipment maintenance factor of each equipment instrument are obtained, an equipment instrument sharing model is set, and the cost of equipment instrument sharing is calculated, wherein the equipment instrument sharing model is deployed in the cloud, and the client completes the sharing of equipment instruments through the Internet according to the cost of equipment instrument sharing.

[0057] Specifically, the equipment instrument sharing model comprises:

[0058]

[0059] wherein Z is the cost of equipment instrument sharing, N is the number of stores, M is the number of equipment instruments owned by each store, P is the proportion of equipment instruments that can be shared by each store, D[i, j] is the required time of the jth equipment instrument of the ith store, DU i，j is the usage rate of the jth equipment instrument of the ith store, X[i, j] is a binary variable indicating whether the jth equipment instrument of the ith store is used, C[i, j] is the cost of using the jth equipment instrument of the ith store, F mainternance [i, j] is the cost of maintaining the jth equipment instrument of the ith store, AU i，j is the equipment maintenance factor of the jth equipment instrument of the ith store.

[0060] Specifically, it also includes that only one store can use one equipment instrument at the same time.

[0061] Embodiment 2

[0062] As Figure 2 shown, the embodiment of the application also proposes a system for sharing equipment instruments on the Internet, which is used for sharing repair equipment instruments of automobile repair stores, and comprises:

[0063] An equipment maintenance factor module is configured to obtain the maintenance time of each equipment instrument of each store, the total available time of each equipment instrument, and calculate the equipment maintenance factor of each equipment instrument.

[0064] Specifically, the equipment maintenance factor AU i，j of the jth equipment instrument of the ith store comprises:

[0065]

[0066] wherein, MF i is the maintenance time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

[0067] a calculation usage module, configured to acquire the actual usage time of each equipment instrument of each store, and calculate the usage of each equipment instrument according to the total available time of each equipment instrument;

[0068] Specifically, the usage of the jth equipment instrument of the ith store is DU i，j including:

[0069]

[0070] wherein, CT i，j is the actual usage time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

[0071] a sharing module, configured to acquire the shareable equipment instrument proportion of each store, the demand time of each equipment instrument, the usage of each equipment instrument, the cost of using each equipment instrument, the cost of maintaining each equipment instrument and the equipment maintenance factor of each equipment instrument, set an equipment instrument sharing model, calculate the equipment instrument sharing cost, wherein the equipment instrument sharing model is deployed in the cloud, and the client completes the sharing of the equipment instrument through the Internet according to the equipment instrument sharing cost.

[0072] Specifically, the equipment instrument sharing model includes:

[0073]

[0074] wherein, Z is the equipment instrument sharing cost, N is the number of stores, M is the number of equipment instruments owned by each store, P is the shareable equipment instrument proportion of each store, D[i,j] is the demand time of the jth equipment instrument of the ith store, DU i，j is the usage of the jth equipment instrument of the ith store, X[i,j] is a binary variable indicating whether the jth equipment instrument of the ith store is used, C[i,j] is the cost of using the jth equipment instrument of the ith store, and F mainternance[i, j] is the cost of maintaining the jth equipment instrument of the ith store, AU i，j is the equipment maintenance factor of the jth equipment instrument of the ith store.

[0075] Specifically, it further includes that one equipment instrument can only be used by one store at the same time.

[0076] Embodiment 3

[0077] The embodiment of the present application further provides a storage medium which stores a plurality of instructions for implementing the method for sharing equipment instruments on the Internet.

[0078] Optionally, in the embodiment, the storage medium can be located in any one of computer terminals in a computer terminal group in a computer network or in any one of mobile terminals in a mobile terminal group.

[0079] Optionally, in the embodiment, the storage medium is configured to store program codes for performing the following steps: step 101, obtaining the maintenance time of each equipment instrument of each store, the total available time of each equipment instrument, and calculating the equipment maintenance factor of each equipment instrument;

[0080] Specifically, the equipment maintenance factor of the jth equipment instrument of the ith store is AU i，j includes:

[0081]

[0082] wherein, MF i is the maintenance time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

[0083] Step 102, obtaining the actual use time of each equipment instrument of each store, and calculating the use rate of each equipment instrument according to the total available time of each equipment instrument;

[0084] Specifically, the use rate of the jth equipment instrument of the ith store is DU i，j includes:

[0085]

[0086] wherein, CT i，j is the actual use time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

[0087] In step 103, a device instrument sharing model is set, and a device instrument sharing cost is calculated, wherein the device instrument sharing model is deployed in the cloud, and the client completes sharing of the device instrument according to the device instrument sharing cost through the Internet.

[0088] Specifically, the device instrument sharing model comprises:

[0089]

[0090] wherein Z is the device instrument sharing cost, N is the number of stores, M is the number of device instruments owned by each store, P is the proportion of device instruments that can be shared by each store, D[i,j] is the demand time of the jth device instrument of the ith store, DU[i,j] is the usage rate of the jth device instrument of the ith store, X[i,j] is a binary variable indicating whether the jth device instrument of the ith store is used, C[i,j] is the cost of using the jth device instrument of the ith store, F[i,j] is the cost of maintaining the jth device instrument of the ith store, and AU[i,j] is the device maintenance factor of the jth device instrument of the ith store. i，j maintenance i，j

[0091] Specifically, it is further included that one device instrument can only be used by one store at the same time.

[0092] Embodiment 4

[0093] The embodiment of the application further provides an electronic device comprising a processor and a storage medium connected to the processor, wherein the storage medium stores a plurality of instructions, the instructions can be loaded and executed by the processor, so that the processor can execute a method for sharing device instruments on the Internet.

[0094] Specifically, the electronic device of the embodiment can be a computer terminal, which can comprise one or more processors and a storage medium.

[0095] ​​​The storage medium can be used to store software programs and modules, such as the method for sharing equipment instruments facing the Internet in the embodiments of the present application, corresponding program instructions / modules, and the processor executes various functions and data processing by running the software programs and modules stored in the storage medium, that is, implements the method for sharing equipment instruments facing the Internet. The storage medium can include a high-speed random storage medium, and can also include a non-volatile storage medium, such as one or more magnetic storage systems, flash memories, or other non-volatile solid-state storage media. In some examples, the storage medium can further include storage media remotely arranged with respect to the processor, and the remote storage media can be connected to the terminal through a network. Examples of the network include but are not limited to the Internet, an intranet, a local area network, a mobile communication network, and a combination thereof.

[0096] The processor can call information and application programs stored in the storage medium through the transmission system to perform the following steps: step 101, obtaining the maintenance time of each device instrument of each store, the total available time of each device instrument, and calculating the device maintenance factor of each device instrument;

[0097] Specifically, the device maintenance factor AU of the jth device instrument of the ith store is calculated according to the following formula: i，j Including:

[0098]

[0099] Wherein, MF i is the maintenance time of the jth device instrument of the ith store, TW i，j is the weight of the jth device instrument of the ith store, AT i，j is the total available time of the jth device instrument of the ith store.

[0100] Step 102, obtaining the actual use time of each device instrument of each store, and calculating the use rate of each device instrument according to the total available time of each device instrument;

[0101] Specifically, the use rate DU of the ith device instrument of the ith store is calculated according to the following formula: i，j Including:

[0102]

[0103] Wherein, CT i，j is the actual use time of the jth device instrument of the ith store, TW i，j is the weight of the jth device instrument of the ith store, AT i，j is the total available time of the jth device instrument of the ith store.

[0104] In step 103, the proportion of equipment instruments that can be shared by each store, the required time of each equipment instrument, the usage rate of each equipment instrument, the cost of using each equipment instrument, the cost of maintaining each equipment instrument, and the equipment maintenance factor of each equipment instrument are obtained, an equipment instrument sharing model is set, and the equipment instrument sharing cost is calculated, wherein the equipment instrument sharing model is deployed in the cloud, and the client completes sharing of the equipment instruments through the Internet according to the equipment instrument sharing cost.

[0105] Specifically, the equipment instrument sharing model comprises:

[0106]

[0107] Wherein, Z is the equipment instrument sharing cost, N is the number of stores, M is the number of equipment instruments owned by each store, P is the proportion of equipment instruments that can be shared by each store, D[i,j] is the required time of the jth equipment instrument of the ith store, DU i，j is the usage rate of the jth equipment instrument of the ith store, X[i,j] is a binary variable indicating whether the jth equipment instrument of the ith store is used, C[i,j] is the cost of using the jth equipment instrument of the ith store, F mainternance [i,j] is the cost of maintaining the jth equipment instrument of the ith store, AU i，j is the equipment maintenance factor of the jth equipment instrument of the ith store.

[0108] Specifically, it also includes that only one store can use one equipment instrument at the same time.

[0109] The above-mentioned embodiment numbers of the present application are only for description, and do not represent the advantages and disadvantages of the embodiments.

[0110] In the above-mentioned embodiments of the present application, the description of each embodiment has its own emphasis, and the parts not described in detail in a certain embodiment can be referred to the related description of other embodiments.

[0111] In the several embodiments of the present application, it should be understood that the disclosed technical contents can be implemented by other means. Among them, the system embodiments described above are only schematic, for example, the division of the units is only a logical function division, and actual implementation can have another division manner, for example, a plurality of units or components can be combined or integrated into another system, or some features can be ignored or not executed. In addition, the coupling or direct coupling or communication connection between the displayed or discussed each other can be through some interface, indirect coupling or communication connection between units or modules, which can be electrical or other forms.

[0112] The units described as separate components may or may not be physically separate, and the components displayed as units may or may not be physical units, i.e., may be located in one place, or may be distributed on multiple network units. Part or all of the units may be selected according to actual needs to achieve the purpose of the embodiment scheme.

[0113] In addition, each functional unit in each embodiment of the application can be integrated in one processing unit, or each unit can be physically present alone, or two or more units can be integrated in one unit. The integrated unit can be realized in the form of hardware or in the form of a software functional unit.

[0114] The integrated unit, if realized in the form of a software functional unit and sold or used as an independent product, can be stored in a computer readable storage medium. Based on this understanding, the technical solutions of the application, essentially or the part of the prior art that contributes to the technical solutions, or all or part of the technical solutions can be embodied in the form of a software product, which is stored in a storage medium and includes a number of instructions for making a computer device (which can be a personal computer, a server or a network device, etc.) execute all or part of the steps of the method described in each embodiment of the application. The foregoing storage medium includes a U disk, a read-only storage medium (ROM, Read-Only Memory), a random access storage medium (RAM, Random Access Memory), a mobile hard disk, a magnetic disk or an optical disk, and various program code storage media.

[0115] Obviously, the above embodiments are only examples for clear illustration, and are not limitations on the embodiments. For ordinary skilled persons in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments do not need to be exhausted, and the obvious changes or variations derived therefrom are still within the protection scope of the application.

Claims

1. A method for internet-oriented sharing of equipment instruments for repair of equipment instruments in car repair shops, characterized in that, The method comprises the following steps: acquiring the maintenance time of each device instrument of each store, the total available time of each device instrument, and calculating the device maintenance factor of each device instrument; acquiring the actual use time of each device instrument of each store, and calculating the use rate of each device instrument according to the total available time of each device instrument; acquiring the shareable device instrument proportion of each store, the demand time of each device instrument, the use rate of each device instrument, the cost of using each device instrument, the cost of maintaining each device instrument, and the device maintenance factor of each device instrument, setting a device instrument sharing model, and calculating the device instrument sharing cost, wherein the device instrument sharing model is deployed in the cloud, and the client completes the sharing of the device instrument through the Internet according to the device instrument sharing cost.

2. A method of instrumenting an Internet-facing sharing device as claimed in claim 1, wherein, The device instrument sharing model comprises: wherein Z is the cost of sharing equipment instruments, N is the number of stores, M is the number of equipment instruments owned by each store, P is the proportion of equipment instruments that can be shared by each store, D[i,j] is the demand time of the jth equipment instrument of the ith store, DU i，j is the utilization rate of the jth equipment instrument of the ith store, X[i,j] is a binary variable indicating whether the jth equipment instrument of the ith store is used, C[i,j] is the cost of using the jth equipment instrument of the ith store, F maintenance [i,j] is the cost of maintaining the jth equipment instrument of the ith store, AU i，j is the equipment maintenance factor of the jth equipment instrument of the ith store.

3. A method of instrumenting an Internet-facing sharing device as claimed in claim 2, wherein, An equipment maintenance factor AU of the jth equipment instrument of the ith store i，j comprising: wherein MF i is the maintenance time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

4. A method of instrumenting an Internet-facing sharing device as defined in claim 2, wherein, a usage rate DU of the jth device instrument of the ith store i，j comprising: wherein CT i，j is the actual usage time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

5. A method of instrumenting an Internet-facing sharing device as defined in claim 1, wherein, The method further comprises the following steps: Only one device instrument can be used by one store at the same time.

6. An Internet-oriented shared device instrument system for vehicle repair shop repair device instrument sharing, characterized in that, The method comprises the following steps: The device maintenance factor calculation module is used for acquiring the maintenance time of each device instrument of each store, the total available time of each device instrument, and calculating the device maintenance factor of each device instrument; The use rate calculation module is used for acquiring the actual use time of each device instrument of each store, and calculating the use rate of each device instrument according to the total available time of each device instrument; The sharing module is used for acquiring the shareable device instrument proportion of each store, the demand time of each device instrument, the use rate of each device instrument, the cost of using each device instrument, the cost of maintaining each device instrument, and the device maintenance factor of each device instrument, setting a device instrument sharing model, and calculating the device instrument sharing cost, wherein the device instrument sharing model is deployed in the cloud, and the client completes the sharing of the device instrument through the Internet according to the device instrument sharing cost.

7. A system for internet of things instrumentation of a sharing device as defined in claim 6, wherein, The device instrument sharing model comprises: wherein Z is the cost of sharing equipment instruments, N is the number of stores, M is the number of equipment instruments owned by each store, P is the proportion of equipment instruments that can be shared by each store, D[i,j] is the demand time of the jth equipment instrument of the ith store, DU i，j is the utilization rate of the jth equipment instrument of the ith store, X[i,j] is a binary variable indicating whether the jth equipment instrument of the ith store is used, C[i,j] is the cost of using the jth equipment instrument of the ith store, F maintenance [i,j] is the cost of maintaining the jth equipment instrument of the ith store, AU i，j is the equipment maintenance factor of the jth equipment instrument of the ith store.

8. A system for internet of things oriented sharing device instrumentation as claimed in claim 7 wherein, An equipment maintenance factor AU of the jth equipment instrument of the ith store i，j comprising: wherein MF i is the maintenance time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

9. A system for internet of things instrumentation of a sharing device as defined in claim 7, wherein, a usage rate DU of the jth device instrument of the ith store i，j comprising: wherein CT i，j is the actual usage time of the jth equipment instrument of the ith store, TW i，j is the weight of the jth equipment instrument of the ith store, AT i，j is the total available time of the jth equipment instrument of the ith store.

10. A system for internet of things instrumentation of a sharing device as defined in claim 6, wherein, The method further comprises the following steps: Only one device instrument can be used by one store at the same time.

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