Protein bearing membrane cutting device for biology laboratory

Abstract

The utility model relates to the technical field of experimental instruments, in particular to a protein bearing membrane cutting device for a biological laboratory, which comprises a tray frame and a clamping unit, the clamping unit comprises a fixed frame, a base, a buckling plate, a movable plate, a sliding rod, a first spring, a round rod, a U-shaped frame, a cutting assembly and an auxiliary assembly, then a bearing film is placed, a fixing frame is buckled from top to bottom, the bottom of the fixing frame makes contact with the bearing film, a movable plate is pressed to move upwards in a sliding groove, so that a first spring is compressed, at the moment, a buckling plate is turned over to make the movable plate make contact, and the buckling plate is firmly abutted against through the counter-acting force of the first spring so as to be used for installing the fixing frame; the auxiliary assembly is used for improving the practicability of the fixing frame, the cutting assembly is used for cutting the bearing film, in this way, the condition that the bearing film deviates in the cutting process is avoided, and the cutting efficiency and quality of the cutting film are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental apparatus technical field especially, it is a kind of protein bearing membrane cutting device for biological laboratory. BACKGROUND

[0002] In many protein experiments, bearing membrane needs to be used, and the traditional cutting mode is to cut on clean table top with knife or cut after covering with preservative film, which is not only low in efficiency, but also easy to cause bearing membrane pollution, affecting the accuracy of experiment.

[0003] At present, cutting is carried out by bearing membrane cutting device, and the existing cutting device is generally provided with a fixing frame and a mechanism for sliding the cutting knife, the bearing membrane is placed above the fixing frame, and cutting is carried out by the cutting knife, which is efficient and does not cause bearing membrane pollution,

[0004] However, by the above mode, the cutting knife slides by the cooperation of sliding seat and sliding cabinet, and the bottom of the cutting knife cuts the bearing membrane. In the whole cutting process, the bearing membrane is easy to deviate, which affects the efficiency and quality of bearing membrane cutting. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of protein bearing membrane cutting device for biological laboratory, to solve the problem that bearing membrane is easy to deviate, which affects the efficiency and quality of bearing membrane cutting.

[0006] To achieve the above object, the utility model provides a kind of protein bearing membrane cutting device for biological laboratory, including tray frame and clamping unit, the clamping unit includes fixed frame, base, buckling plate, moving plate, sliding rod, first spring, round bar, U-shaped frame, cutting assembly and auxiliary assembly, the clamping unit is set in the upper of the tray frame;The fixed frame is set in the upper of the tray frame, the base is fixedly connected with the fixed frame, and is located at one side of the fixed frame, the buckling plate is rotatably connected with the base, and is located at the inner side wall of the base, the tray frame has sliding slot, the sliding slot is slidably matched with the moving plate, the sliding rod is fixedly connected with the moving plate, and is located in the upper of the moving plate, the tray frame has sliding hole, the sliding hole is slidably matched with the sliding rod, the two ends of the first spring are fixedly connected with the moving plate and the tray frame respectively, the moving plate is in contact with the buckling plate, and is located in the upper of the buckling plate, the round bar is fixedly connected with the fixed frame, and is located in the inner side wall of the fixed frame, the U-shaped frame is slidably connected with the round bar, and is located in the outer side wall of the round bar, and the U-shaped frame is slidably matched with the fixed frame, the cutting assembly is set in the upper of the U-shaped frame, and the auxiliary assembly is set in the upper of the fixed frame.

[0007] The cutting assembly comprises a cutting knife, a sliding frame and a connecting rod, the sliding frame is slidably connected with the U-shaped frame and located at the inner side wall of the U-shaped frame, the connecting rod is slidably connected with the sliding frame and located at the inner side wall of the sliding frame, and the cutting knife is fixedly connected with the connecting rod and located below the connecting rod.

[0008] The cutting assembly further comprises a second spring and a limiting plate, the limiting plate is fixedly connected with the connecting rod and located above the connecting rod, and the two ends of the second spring are fixedly connected with the sliding frame and the limiting plate respectively.

[0009] The auxiliary assembly comprises a first mounting frame, a second mounting frame and a scale, the first mounting frame is fixedly connected with the fixed frame and located above the fixed frame, the second mounting frame is fixedly connected with the fixed frame and located above the fixed frame, and the scale is detachably matched with the first mounting frame and the second mounting frame respectively.

[0010] The auxiliary assembly comprises a bracket rod and a flip plate, the bracket rod is fixedly connected with the fixed frame and located at one side of the fixed frame, the flip plate is slidably connected with the bracket rod and located at the outer side wall of the bracket rod, and the flip plate is matched with the first mounting frame and the second mounting frame respectively.

[0011] The utility model discloses a kind of protein bearing membrane cutting devices for biological laboratory, first drop transfer membrane buffer solution to the tray rack, then place bearing membrane, from top to bottom buckle the fixed frame, make the bottom of the fixed frame contact with bearing membrane, press the moving plate to make it move upwards in the sliding slot, cause the first spring to be compressed, at this time, the buckle plate is turned over to make it contact with the moving plate, using the reaction force of the first spring firmly resist the buckle plate, for installing the fixed frame, the auxiliary assembly is used to improve the practicability of the fixed frame, the cutting assembly is used to cut bearing membrane, avoid the situation that bearing membrane appears deviation in the process of cutting in this way, guarantee the efficiency and quality of cutting membrane cutting. BRIEF DESCRIPTION OF DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description.

[0013] Figure 1 It is the structure schematic view of the protein bearing membrane cutting device for biological laboratory of the utility model.

[0014] Figure 2 It is the right view of the protein bearing membrane cutting device for biological laboratory of the utility model.

[0015] Figure 3 is the Figure 2 A-A line section view of the

[0016] Figure 4 is the Figure 3 B local structure enlarged view of the

[0017] 101-tray frame, 102-fixed frame, 103-base, 104-dog plate, 105-moving plate, 106-sliding rod, 107-first spring, 108-round rod, 109-U-shaped frame, 110-cutting knife, 111-sliding frame, 112-connecting rod, 113-second spring, 114-limiting plate, 115-first mounting frame, 116-second mounting frame, 117-scale, 118-bracket rod, 119-buckling plate, 120-sliding groove, 121-sliding hole. DETAILED DESCRIPTION

[0018] Please refer to Figures 1 to 4 , wherein, Figure 1 is the structure schematic view of the protein bearing membrane cutting device for biological laboratory of the utility model, Figure 2 is the right view of the protein bearing membrane cutting device for biological laboratory of the utility model, Figure 3 is the Figure 2 A-A line section view of the, Figure 4 is the Figure 3 B local structure enlarged view of the.

[0019] The utility model provides a kind of protein bearing membrane cutting device for biological laboratory, including tray frame 101 and clamping unit, the clamping unit includes fixed frame 102, base 103, dog plate 104, moving plate 105, sliding rod 106, first spring 107, round rod 108, U-shaped frame 109, cutting assembly and auxiliary assembly, the cutting assembly includes cutting knife 110, sliding frame 111, connecting rod 112, second spring 113 and limiting plate 114, the auxiliary assembly includes first mounting frame 115, second mounting frame 116, scale 117, bracket rod 118 and buckling plate 119, the tray frame 101 has sliding groove 120, the tray frame 101 has sliding hole 121.

[0020] The clamping unit is arranged above the tray frame 101; the fixed frame 102 is arranged above the tray frame 101, the base 103 is fixedly connected with the fixed frame 102 and located at one side of the fixed frame 102, the buckling plate 104 is rotatably connected with the base 103 and located at the inner side wall of the base 103, the tray frame 101 is provided with a sliding groove 120, the sliding groove 120 is in sliding fit with the moving plate 105, the sliding rod 106 is fixedly connected with the moving plate 105 and located above the moving plate 105, the tray frame 101 is provided with a sliding hole 121, the sliding hole 121 is in sliding fit with the sliding rod 106, the two ends of the first spring 107 are fixedly connected with the moving plate 105 and the tray frame 101 respectively, the moving plate 105 is in contact with the buckling plate 104 and located above the buckling plate 104, the round rod 108 is fixedly connected with the fixed frame 102 and located at the inner side wall of the fixed frame 102, the U-shaped frame 109 is in sliding connection with the round rod 108 and located at the outer side wall of the round rod 108, and the U-shaped frame 109 is in sliding fit with the fixed frame 102, the cutting assembly is arranged above the U-shaped frame 109, and the auxiliary assembly is arranged above the fixed frame 102.

[0021] In the embodiment, the transfer film buffer is first dropped on the tray frame 101, and then the carrier film is placed, the fixed frame 102 is buckled from top to bottom, the bottom of the fixed frame 102 is in contact with the carrier film, the moving plate 105 is pressed to move upward in the sliding groove 120, so that the first spring 107 is compressed, at this time the buckling plate 104 is turned over to make the moving plate 105 in contact, and the buckling plate 104 is firmly resisted by the reaction force of the first spring 107, for installing the fixed frame 102, the auxiliary assembly is used to improve the practicability of the fixed frame 102, and the cutting assembly is used to cut the carrier film, so as to avoid the deviation of the carrier film in the cutting process, and ensure the cutting efficiency and quality of the cutting film.

[0022] Further, the sliding frame 111 is in sliding connection with the U-shaped frame 109 and located at the inner side wall of the U-shaped frame 109, the connecting rod 112 is in sliding connection with the sliding frame 111 and located at the inner side wall of the sliding frame 111, and the cutting knife 110 is fixedly connected with the connecting rod 112 and located below the connecting rod 112.

[0023] In the embodiment, the connecting rod 112 is first pressed until the cutting knife 110 is in contact with the carrier film, at this time the sliding frame 111 is pushed to move in the U-shaped frame 109, so as to complete the cutting operation, which is convenient for the experimenters to use.

[0024] Further, the limiting plate 114 is fixedly connected with the connecting rod 112 and located above the connecting rod 112, and two ends of the second spring 113 are fixedly connected with the sliding frame 111 and the limiting plate 114 respectively.

[0025] In the embodiment, the limiting plate 114 and the second spring 113 drive the cutting knife 110 to automatically reset, effectively improving the practicability of the cutting knife 110.

[0026] Further, the first mounting frame 115 is fixedly connected with the fixed frame 102 and located above the fixed frame 102, the second mounting frame 116 is fixedly connected with the fixed frame 102 and located above the fixed frame 102, and the scale 117 is detachably connected with the first mounting frame 115 and the second mounting frame 116 respectively.

[0027] In the embodiment, the scale 117 is convenient for experimenters to cut the bearing film of different sizes, and the first mounting frame 115 and the second mounting frame 116 are used for placing the scale 117.

[0028] Further, the support rod 118 is fixedly connected with the fixed frame 102 and located on one side of the fixed frame 102, the flap 119 is slidingly connected with the support rod 118 and located on the outer side wall of the support rod 118, and the flap 119 is adapted to the first mounting frame 115 and the second mounting frame 116 respectively.

[0029] In the embodiment, the support rod 118 and the flap 119 are convenient for the unemployed to take out the scale 117, improve the convenience of the scale 117, and have simple structure and are convenient for learning and operation.

[0030] The above disclosure is only a preferred embodiment of the present application, which cannot limit the scope of the present application. Those skilled in the art can understand that all or part of the above-mentioned processes are implemented, and equivalent changes are made according to the claims of the present application, which still belong to the scope covered by the present application.

Claims

1. A protein-bearing membrane cutting device for biological laboratories, comprising a tray rack, characterized in that it further comprises a clamping unit arranged above the tray rack; the clamping unit comprises a fixed frame, a base, a buckling plate, a moving plate, a slide rod, a first spring, a round rod, a U-shaped frame, a cutting assembly and an auxiliary assembly, the fixed frame is arranged above the tray rack, the base is fixedly connected with the fixed frame and located on one side of the fixed frame, the buckling plate is rotatably connected with the base and located on the inner side wall of the base, the tray rack has a sliding groove, the sliding groove is in sliding fit with the moving plate, the slide rod is fixedly connected with the moving plate and located above the moving plate, the tray rack has a sliding hole, the sliding hole is in sliding fit with the slide rod, the two ends of the first spring are fixedly connected with the moving plate and the tray rack respectively, the moving plate is in contact with the buckling plate and located above the buckling plate, the round rod is fixedly connected with the fixed frame and located on the inner side wall of the fixed frame, the U-shaped frame is in sliding connection with the round rod and located on the outer side wall of the round rod, and the U-shaped frame is in sliding fit with the fixed frame, the cutting assembly is arranged above the U-shaped frame, and the auxiliary assembly is arranged above the fixed frame.

2. The protein-bearing membrane cutting device for biological laboratories according to claim 1, characterized in that the cutting assembly comprises a cutting knife, a sliding frame and a connecting rod, the sliding frame is in sliding connection with the U-shaped frame and located on the inner side wall of the U-shaped frame, the connecting rod is in sliding connection with the sliding frame and located on the inner side wall of the sliding frame, and the cutting knife is fixedly connected with the connecting rod and located below the connecting rod.

3. The protein-bearing membrane cutting device for biological laboratories according to claim 2, characterized in that the cutting assembly further comprises a second spring and a limiting plate, the limiting plate is fixedly connected with the connecting rod and located above the connecting rod, and the two ends of the second spring are fixedly connected with the sliding frame and the limiting plate respectively.

4. The protein-bearing membrane cutting device for biological laboratories according to claim 3, characterized in that the auxiliary assembly comprises a first mounting frame, a second mounting frame and a scale, the first mounting frame is fixedly connected with the fixed frame and located above the fixed frame, the second mounting frame is fixedly connected with the fixed frame and located above the fixed frame, and the scale is detachably fitted with the first mounting frame and the second mounting frame respectively.

5. The protein-bearing membrane cutting device for biological laboratories according to claim 4, characterized in that the auxiliary assembly comprises a support rod and a rocker, the support rod is fixedly connected with the fixed frame and located on one side of the fixed frame, the rocker is in sliding connection with the support rod and located on the outer side wall of the support rod, and the rocker is fitted with the first mounting frame and the second mounting frame respectively. ​

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