Locking structure of therapeutic instrument handle

Abstract

The utility model discloses a locking structure of a therapeutic instrument handle. The locking structure comprises two sub-shells which are oppositely arranged, each sub-shell is provided with a connecting edge extending inwards, the two connecting edges are located on the same plane and form a connecting ring, and lock catches are arranged on the connecting edges. A locking plate is arranged between the two sub-shells, a locking groove capable of being matched with the lock catch is formed in the locking plate, and the locking plate is used for being connected with the lock catch so as to lock the two sub-shells. According to the locking structure, the locking grooves in the locking plates are matched with the lock catches, and locking connection of the two sub-shells is achieved. The structure is simple, compact and convenient to disassemble and assemble, threaded columns and threaded holes do not need to be arranged on the sub-shells for installation, the production and assembly cost is reduced, the two sub-shells can be effectively and firmly combined together, the stability and reliability of the overall structure of the therapeutic instrument handle are ensured, the sub-shells are prevented from loosening or separating in the using process, and the therapeutic instrument handle is convenient to assemble and disassemble. Therefore, the normal use function of the therapeutic instrument handle is guaranteed, and the aesthetic degree is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical instrument technical field, concretely relates to a locking structure of therapeutic instrument handle. BACKGROUND

[0002] Therapeutic instrument is a kind of medical equipment for assisting treatment, relieving disease symptoms, promoting rehabilitation or improving body function, and it is usually configured handle to operate.Therapeutic instrument handle includes shell and parts in shell, and the shell is usually symmetrical split structure, and two split shells are fastened by screw.

[0003] The patent with application No.CN202420732347.4, CN202223416392.9, CN202223153416.6, CN202222728827.7 and CN202420247388.4 all disclose the handle structure of therapeutic instrument, which is provided with threaded column on one side split shell and threaded hole on the other side split shell, and the two side shells are locked and connected by screw, this connecting mode is widely applied, but there are following problems: 1, when opening mold, the structure of threaded column and threaded hole needs to be separately set, which increases production cost, and also increases screwing assembly cost in later period;2, the handle side after installation will exist threaded hole, which causes influence to the integrity of appearance, and reduces aesthetic degree. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem of overcoming prior art's insufficient, provide a locking structure of therapeutic instrument handle, simple structure, easy to disassemble and assemble, can reduce production and assembly cost.

[0005] To solve the above technical problem, the utility model adopts the following technical scheme:

[0006] A locking structure of therapeutic instrument handle, comprising two oppositely arranged split shells;

[0007] Each split shell is provided with a connecting edge extending inward, and the two connecting edges are in the same plane and form a connecting ring, and the connecting edge is provided with a lock catch;

[0008] A locking plate is arranged between the two split shells, the locking plate is provided with a lock slot matched with the lock catch, and the locking plate is used to connect the lock catch to lock the two split shells.

[0009] As a further improvement of the above technical scheme: one side of the lock slot is provided with a through slot for the lock catch to pass through, and rotating the locking plate can make the lock slot matched with the corresponding lock catch to realize rotary locking.

[0010] As a further improvement of the above technical solution: each of the sub-housing is provided with a containing groove, and the two containing grooves form a circular structure, and the locking plate is in a circular structure and located between the two containing grooves.

[0011] As a further improvement of the above technical solution: the transition part is arranged on the side of the locking slot close to the passing groove.

[0012] As a further improvement of the above technical solution: the connecting edge extending in the rotating direction of the locking plate is provided with a hanging edge, the hanging edge is provided with a positioning protrusion, and the locking plate is provided with a positioning hole matched with the positioning protrusion.

[0013] As a further improvement of the above technical solution: the wire tail seat is further provided, the wire harness is arranged through the wire tail seat, the wire tail seat is provided with a clamping part, the locking plate is provided with a wire harness hole, and the clamping part is matched with the locking plate after passing through the wire harness hole to prevent the wire tail seat from loosening.

[0014] As a further improvement of the above technical solution: the clamping part comprises a clamping groove and a flange arranged in sequence, the flange is conical, and the diameter of the flange gradually decreases from one end close to the clamping groove to the other end away from the clamping groove.

[0015] As a further improvement of the above technical solution: the flange is made of an elastic material.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. The locking structure of the therapeutic instrument handle is simple, compact, and convenient to disassemble and assemble, does not need to be provided with threaded columns and threaded holes on the sub-housing for installation, reduces production and assembly costs, can effectively combine the two sub-housings together, ensures the overall structural stability and reliability of the therapeutic instrument handle, prevents the sub-housing from loosening or separating during use, thereby ensuring the normal use function of the therapeutic instrument handle, and the external threaded holes are not provided, so that the appearance is improved. The locking structure can be arranged at one end of the sub-housing, or can be arranged at two ends of the sub-housing, and can be flexibly adjusted according to the needs of the handle structure.

[0018] 2. The locking structure of the therapeutic instrument handle further comprises a passing groove arranged on one side of the locking slot, the locking function is realized by rotating the locking plate to match the locking slot with the lock catch, and the rotating locking mode is convenient and fast, and the user only needs to rotate to complete the locking or unlocking operation of the sub-housing, thereby further improving the assembly and disassembly efficiency of the therapeutic instrument handle.

[0019] 3、The utility model discloses a locking structure of a therapeutic instrument handle, which further cooperates the positioning protrusion with the positioning hole on the locking plate to realize the positioning function between the locking plate and the split shell. This positioning structure can ensure that the locking plate always maintains an accurate position during rotation, avoids the loosening of the lock catch and the lock slot due to the deviation or shaking of the locking plate, and thus improves the stability and reliability of the locking structure. Meanwhile, the design of the overhanging edge also facilitates elastic deformation during rotation cooperation, which is more conducive to installation. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a three-dimensional structure schematic diagram of the therapeutic instrument handle in the utility model.

[0021] Figure 2 It is an explosion structure schematic diagram of the therapeutic instrument handle in the utility model.

[0022] Figure 3 It is a structure schematic diagram of the locking structure of the therapeutic instrument handle in the utility model. Figure 2 It is a local enlarged structure schematic diagram of A in the utility model.

[0023] Figure 4 It is a structure schematic diagram of the locking structure of the therapeutic instrument handle in the utility model.

[0024] Figure 5 It is a structure schematic diagram of the locking plate in the utility model.

[0025] Figure 6 It is a structure schematic diagram of the wire tail seat and the wire harness in the utility model.

[0026] In the drawing, the numbers represent: 10, split shell; 11, connecting edge; 111, lock catch; 12, accommodating groove; 13, overhanging edge; 131, positioning protrusion; 20, locking plate; 21, lock slot; 22, passing groove; 23, transition part; 24, positioning hole; 25, wire harness hole; 30, wire tail seat; 31, clamping part; 311, clamping groove; 312, flange; 40, wire harness. DETAILED DESCRIPTION

[0027] The utility model will be further described in detail below in combination with the drawing and specific embodiments.

[0028] As shown in the utility model, unless the context clearly indicates otherwise, "one", "a", "an" and / or "the" do not specify the singular number, but can also include the plural. The "first", "second" and similar words used in the utility model do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, "including" or "containing" and similar words mean that the elements or objects before the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connected" or "connected" and similar words are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect.

[0029] As shown in the utility model, unless the context clearly indicates otherwise, "one", "a", "an" and / or "the" do not specify the singular number, but can also include the plural. The "first", "second" and similar words used in the utility model do not indicate any order, quantity or importance, but are only used to distinguish different components. Similarly, "including" or "containing" and similar words mean that the elements or objects before the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connected" or "connected" and similar words are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. Figures 1 to 6 The locking structure of the treatment instrument handle of the utility model, by setting the inwardly extending connecting edge 11 on the two split housings 10, and setting the lock catch 111 on the connecting edge 11, and then using the lock slot 21 on the locking plate 20 to cooperate with the lock catch 111, realizes the locking connection of the two split housings 10. This structure is simple and compact, does not need to set threaded columns and threaded holes on the split housings 10 for installation, reduces the production and assembly cost, can effectively combine the two split housings 10 firmly together, ensures the overall structural stability and reliability of the treatment instrument handle, prevents the split housings 10 from loosening or separating during use, thereby protecting the normal use function of the treatment instrument handle, and the external threaded hole is not provided, the aesthetic degree is improved. The locking structure can be provided at one end of the split housing 10, or can be provided at both ends of the split housing 10, which can be flexibly adjusted according to the needs of the handle structure.

[0030] The locking structure of the treatment instrument handle of the utility model, by setting the inwardly extending connecting edge 11 on the two split housings 10, and setting the lock catch 111 on the connecting edge 11, and then using the lock slot 21 on the locking plate 20 to cooperate with the lock catch 111, realizes the locking connection of the two split housings 10. This structure is simple and compact, does not need to set threaded columns and threaded holes on the split housings 10 for installation, reduces the production and assembly cost, can effectively combine the two split housings 10 firmly together, ensures the overall structural stability and reliability of the treatment instrument handle, prevents the split housings 10 from loosening or separating during use, thereby protecting the normal use function of the treatment instrument handle, and the external threaded hole is not provided, the aesthetic degree is improved. The locking structure can be provided at one end of the split housing 10, or can be provided at both ends of the split housing 10, which can be flexibly adjusted according to the needs of the handle structure.

[0031] The locking structure of the treatment instrument handle of the utility model, by setting the inwardly extending connecting edge 11 on the two split housings 10, and setting the lock catch 111 on the connecting edge 11, and then using the lock slot 21 on the locking plate 20 to cooperate with the lock catch 111, realizes the locking connection of the two split housings 10. This structure is simple and compact, does not need to set threaded columns and threaded holes on the split housings 10 for installation, reduces the production and assembly cost, can effectively combine the two split housings 10 firmly together, ensures the overall structural stability and reliability of the treatment instrument handle, prevents the split housings 10 from loosening or separating during use, thereby protecting the normal use function of the treatment instrument handle, and the external threaded hole is not provided, the aesthetic degree is improved. The locking structure can be provided at one end of the split housing 10, or can be provided at both ends of the split housing 10, which can be flexibly adjusted according to the needs of the handle structure.

[0032] The locking structure of the treatment instrument handle of the utility model, by setting the inwardly extending connecting edge 11 on the two split housings 10, and setting the lock catch 111 on the connecting edge 11, and then using the lock slot 21 on the locking plate 20 to cooperate with the lock catch 111, realizes the locking connection of the two split housings 10. This structure is simple and compact, does not need to set threaded columns and threaded holes on the split housings 10 for installation, reduces the production and assembly cost, can effectively combine the two split housings 10 firmly together, ensures the overall structural stability and reliability of the treatment instrument handle, prevents the split housings 10 from loosening or separating during use, thereby protecting the normal use function of the treatment instrument handle, and the external threaded hole is not provided, the aesthetic degree is improved. The locking structure can be provided at one end of the split housing 10, or can be provided at both ends of the split housing 10, which can be flexibly adjusted according to the needs of the handle structure.

[0033] In the embodiment, one side of the lock slot 21 is provided with a through slot 22 for the lock catch 111 to pass through, and rotating the locking plate 20 can make the lock slot 21 cooperate with the corresponding lock catch 111 to realize the rotation locking. Specifically, the through slot 22 is provided on one side of the lock slot 21, and the lock slot 21 is made to cooperate with the lock catch 111 by rotating the locking plate 20, thereby realizing the function of rotation locking. This rotation locking method is convenient and fast to operate, and users only need to rotate simply to complete the locking or unlocking operation of the split housing 10, thereby further improving the assembly and disassembly efficiency of the treatment instrument handle.

[0034] In the embodiment, the two accommodating grooves 12 on the two sub-housings 10 form a circular structure, and the locking plate 20 is also in a circular structure and located between the two accommodating grooves 12. Specifically, the two accommodating grooves 12 on the two sub-housings 10 form a circular structure, and the locking plate 20 is also in a circular structure and located between the two accommodating grooves 12. This design makes the locking plate 20 better cooperate with the sub-housing 10 and facilitates rotation in the accommodating groove 12. The circular structure of the locking plate 20 is more smooth during rotation, reducing the problem of jamming or wear caused by irregular shape. In addition, the circular structure is also convenient for processing and manufacturing, reducing the production cost.

[0035] In the embodiment, the transition part 23 is arranged on the side of the locking slot 21 close to the passing groove 22. Specifically, the transition part 23 can provide a smoother transition guide for the lock 111 to enter the locking slot 21. When the lock 111 enters the locking slot 21 from the passing groove 22, the transition part 23 can reduce the friction and impact between the lock 111 and the locking slot 21, reduce the wear degree of the lock 111 and the locking slot 21, and prolong the service life of the locking structure. At the same time, the arrangement of the transition part 23 also helps to improve the smoothness and reliability of the locking operation, so that the lock 111 can be more accurately and easily matched with the locking slot 21, further optimizing the performance of the locking structure.

[0036] In the embodiment, the connection edge 11 is provided with a hanging edge 13 extending in the rotation direction of the locking plate 20, the hanging edge 13 is provided with a positioning protrusion 131, and the locking plate 20 is provided with a positioning hole 24 matched with the positioning protrusion 131. Specifically, the positioning protrusion 131 cooperates with the positioning hole 24 on the locking plate 20 to realize the positioning function between the locking plate 20 and the sub-housing 10. This positioning structure can ensure that the locking plate 20 always maintains an accurate position during rotation, avoiding the loosening of the lock 111 and the locking slot 21 due to the deviation or shaking of the locking plate 20, thereby improving the stability and reliability of the locking structure. At the same time, the design of the hanging edge 13 also facilitates elastic deformation during rotation cooperation, which is more conducive to installation.

[0037] In the embodiment, the wire tail seat 30 is further included, the wire harness 40 is arranged on the wire tail seat 30, the clamping part 31 is arranged on the wire tail seat 30, the wire harness hole 25 is arranged on the locking plate 20, and the clamping part 31 can be matched with the locking plate 20 after passing through the wire harness hole 25, so as to prevent the wire tail seat 30 from loosening. Specifically, when being installed, the wire tail seat 30 is inserted inward, the clamping part 31 is elastically deformed, the clamping part 31 is matched with the side edge of the wire harness hole 25, the wire tail seat 30 and the locking plate 20 are tightly connected together, the fixation of the wire harness 40 in the handle of the therapeutic instrument is ensured to be firm and reliable, the wire harness 40 is prevented from being loose to cause poor contact, short circuit and other faults, and therefore the safety and reliability of the therapeutic instrument are improved. Meanwhile, the matching structure of the wire tail seat 30 and the locking plate 20 is convenient for installation and maintenance of the wire harness 40, and the plug-in and plug-out are convenient.

[0038] In the embodiment, the clamping part 31 comprises the clamping groove 311 and the flange 312 arranged in sequence, the flange 312 is conical, and the diameter of the flange 312 gradually decreases from the end close to the clamping groove 311 to the end far from the clamping groove 311. Specifically, when being matched with the locking plate 20, the conical flange 312 can play a guiding and buffering role, and the clamping part 31 is conveniently and smoothly matched with the matching position of the locking plate 20; and the flange 312 is preferably made of elastic material such as rubber, and is convenient for elastic deformation.

[0039] Although the present application has been disclosed with the preferred embodiments, it is not intended to limit the present application. Any person skilled in the art can make many possible changes and modifications to the technical solution of the present application, or modify equivalent embodiments with equivalent changes, without departing from the technical solution of the present application. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present application should fall within the protection scope of the technical solution of the present application.

Claims

1. A locking structure of a therapeutic instrument handle, comprising two oppositely arranged sub-housings (10); characterized in that: each of the sub-housings (10) is provided with an inwardly extending connecting edge (11), the two connecting edges (11) are in the same plane and form a connecting ring, and the connecting edge (11) is provided with a lock catch (111); a locking plate (20) is arranged between the two sub-housings (10), the locking plate (20) is provided with a lock groove (21) which can cooperate with the lock catch (111), and the locking plate (20) is used to connect the lock catch (111) to lock the two sub-housings (10).

2. The locking structure of a handle of a therapeutic instrument according to claim 1, wherein: One side of the lock groove (21) is provided with a passing groove (22) through which the lock catch (111) can pass, and rotating the locking plate (20) can make the lock groove (21) cooperate with the corresponding lock catch (111) to realize rotary locking.

3. The locking structure of the handle of the therapeutic apparatus according to claim 2, wherein: Each of the sub-housings (10) is provided with a receiving groove (12), and the two receiving grooves (12) form a circular structure, and the locking plate (20) is a circular structure and is located between the two receiving grooves (12).

4. The locking structure of the handle of the therapeutic apparatus according to claim 2, wherein: The side of the lock groove (21) close to the passing groove (22) is provided with a transition part (23).

5. The locking structure of a therapeutic apparatus handle according to any one of claims 2 to 4, characterized in that: The connecting edge (11) is provided with a hanging edge (13) extending in the rotation direction of the locking plate (20), the hanging edge (13) is provided with a positioning protrusion (131), and the locking plate (20) is provided with a positioning hole (24) which can cooperate with the positioning protrusion (131).

6. The locking structure of a therapeutic apparatus handle according to any one of claims 1 to 4, characterized in that: Further comprising a wire tail seat (30), the wire tail seat (30) is provided with a wire harness (40) passing through, the wire tail seat (30) is provided with a clamping part (31), the locking plate (20) is provided with a wire harness hole (25), and the clamping part (31) can pass through the wire harness hole (25) to cooperate with the locking plate (20) to prevent the wire tail seat (30) from loosening.

7. The locking structure of a handle of a therapeutic apparatus according to claim 6, wherein: The clamping part (31) comprises a clamping groove (311) and a flange (312) arranged in sequence, the flange (312) is conical, and the diameter of the flange (312) gradually decreases from one end close to the clamping groove (311) to one end away from the clamping groove (311).

8. The locking structure of a handle of a therapeutic apparatus according to claim 7, wherein: The flange (312) is made of elastic material.

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