Adjustable stretcher

Abstract

The utility model discloses an adjusting type stretcher which comprises two main installation columns, the same connecting plate is fixedly connected between the two main installation columns, retraction grooves are formed in the two ends of each main installation column, positioning rods are fixedly connected into the retraction grooves, telescopic sleeves are arranged on the positioning rods in a sliding and sleeving mode, and the telescopic sleeves are connected with the connecting plate. A plurality of fastening grooves are formed in the positioning rod, and an adjusting assembly is arranged on the telescopic sleeve; the adjusting assembly comprises two fixing cylinders connected to the telescopic sleeve in a penetrating mode, and the tops of the fixing cylinders are connected with deviation preventing rods in a sliding and penetrating mode. According to the adjustable stretcher, the overall length of the stretcher can be adjusted according to using requirements through the arranged telescopic sleeves, so that the adjustable stretcher can be applied to different scenes, the using effect is better, meanwhile, the telescopic rods can be subjected to multi-stage adjustment through the arranged adjusting assemblies, and an operator can conveniently use the adjustable stretcher.

Description

Technical Field

[0001] The utility model relates to the technical field of medical stretchers, in particular to an adjustable stretcher. Background Art

[0002] A stretcher is a tool commonly used in first aid and disaster relief. Usually the wounded is laid flat on the stretcher, and then the two ends of the stretcher are lifted by manpower for transportation.

[0003] The publication number CN 218979496 U discloses a stretcher, which relates to the technical field of stretchers. The stretcher comprises a soft stretcher body, and the stretcher body is symmetrically provided with fixed buckles on both sides along the long sides thereof, and the fixed buckles are fixedly connected to the stretcher body, and the fixed buckles on both sides of the stretcher body are provided with connecting pieces, and the stretcher body is provided with annular rod-through holes on both sides along the long sides thereof, and buckles are fixedly connected on both sides of the bottom of the stretcher body. The utility model is light in weight and easy to carry by setting the stretcher body to be soft, and when the patient lies on the stretcher, the fixed buckles on both sides can be connected and fixed by the connecting pieces, and the patient is fixed on the stretcher body, which is convenient for fixing, and the patient's condition can be observed at any time, and treatment measures can be conveniently carried out, and the rod-through holes and buckles are provided on both sides of the stretcher body, and the rod-through holes can be used to pass through iron rods and the like to lift the patient, and the buckles can be used to carry by hand, and different ways of lifting the stretcher can be selected according to the use environment.

[0004] However, the stretcher has the following disadvantages: when the stretcher is used to transport the wounded, the size of the stretcher is often fixed. If the stretcher is large, it is inconvenient to carry, and if the stretcher is small, it cannot meet the needs of some patients, resulting in limited use effect.

[0005] Therefore, the utility model provides an adjustable stretcher to solve the above problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides an adjustable stretcher to solve the above problems.

[0007] To achieve the above purpose, the utility model is implemented by the following technical solutions: an adjustable stretcher, comprising two main mounting columns, a connecting plate is fixedly connected between the two main mounting columns, both ends of the main mounting columns are provided with retraction grooves, a positioning rod is fixedly connected in the retraction groove, a telescopic sleeve is provided on the sliding sleeve of the positioning rod, a plurality of fastening grooves are provided on the positioning rod, and an adjustment component is provided on the telescopic sleeve;

[0008] The adjusting assembly includes two fixed cylinders connected through the telescopic sleeve, the top of the fixed cylinder is slidably inserted and connected with an anti-deflection rod, the bottom end sliding sleeve of the anti-deflection rod is provided with a fastening cylinder, the bottom end of the fastening cylinder slides and extends into the corresponding fastening groove, the bottom end of the anti-deflection rod is fixedly connected with a baffle, the bottom end of the baffle is fixedly connected with a first spring, one end of the first spring is connected to the fastening cylinder, the sliding sleeve on the anti-deflection rod is provided with a second spring, the top end of the second spring is connected to the fixed cylinder, and the bottom end of the second spring is connected to the fastening cylinder.

[0009] Preferably, one end of each two adjacent anti-deflection rods is fixedly connected to the same synchronization plate, and each two adjacent fixed cylinders are fixedly connected to the same base, and a bolt is fixedly connected to the base, and the bolt slides through the synchronization plate, and a nut is threadedly sleeved on the bolt. By using the synchronous plate, base, bolt and nut in combination, the anti-deflection rod can be easily limited to prevent it from being pulled due to misoperation, causing the fastening cylinder to disengage from the fastening groove, thereby improving stability in use.

[0010] Preferably, one end of each two adjacent telescopic sleeves is fixedly connected to the same handle, and the two main mounting columns are fixedly connected to guardrails. The handle makes it convenient for operators to lift the stretcher, and the guardrails can prevent the injured from falling off the stretcher.

[0011] Preferably, two soft covers are fixedly mounted on the two pull handles, and the soft covers are made of rubber material. The soft covers can facilitate operators to hold the pull handles for easy use.

[0012] Preferably, two auxiliary reinforcement blocks are fixedly connected to one side of the connecting plate, and multiple reinforcement plates are fixedly connected to both sides of the two auxiliary reinforcement blocks. One side of the reinforcement plate is connected to the corresponding main mounting column. The auxiliary reinforcement blocks and reinforcement plates are used in combination to conveniently provide support between the two main mounting columns, thereby improving their supporting capacity.

[0013] Preferably, three installation grooves are opened on one side of the auxiliary reinforcement block, and support plates are slidably connected to the installation grooves. The installation grooves and support plates are used in combination to conveniently support the blank area of ​​the telescopic sleeve when it is extended, which is convenient to use.

[0014] Preferably, a pull-out plate is fixedly connected to one side of each of the three adjacent support plates, and a short rod is fixedly connected to one side of the pull-out plate, and one end of the short rod is connected to the corresponding pull handle. The pull-out plate and the short rod are used in combination to enable the support plate and the pull handle to move synchronously without the need for additional operation by the operator, which is more convenient to use.

[0015] Beneficial Effects

[0016] The utility model provides an adjustable stretcher. Compared with the prior art, it has the following beneficial effects:

[0017] (1) The adjustable stretcher can adjust the overall length of the stretcher according to the use requirements through the telescopic sleeve, so that it can be used in different scenes and has a better use effect. At the same time, the telescopic rod can be adjusted in multiple levels through the adjustment component, which is convenient for operators to use.

[0018] (2) The adjustable stretcher can conveniently support the space after extension and contraction by using the auxiliary reinforcement block and the sliding support plate, thereby ensuring that the overall supporting capacity of the stretcher is good after being stretched, making it convenient to lift the injured. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0020] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0021] Figure 3 yes Figure 2 A schematic diagram of the enlarged structure of part A;

[0022] Figure 4 It is an assembly drawing of the adjustment component in the utility model.

[0023] In the figure: 1. main mounting column; 2. connecting plate; 3. retraction groove; 4. positioning rod; 5. telescopic sleeve; 6. fastening groove; 7. adjustment assembly; 701. fixing cylinder; 702. anti-deflection rod; 703. fastening cylinder; 704. baffle; 705. first spring; 706. second spring; 8. synchronization plate; 9. base; 10. bolt; 11. nut; 12. pull handle; 13. guardrail; 14. soft sleeve; 15. auxiliary reinforcement block; 16. reinforcement plate; 17. mounting groove; 18. support plate; 19. pull-out plate; 20. short rod. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1:

[0026] See also Figures 1 to 4An adjustable stretcher comprises two main mounting columns 1, a connecting plate 2 is fixedly connected between the two main mounting columns 1, retraction grooves 3 are provided at both ends of the main mounting columns 1, a positioning rod 4 is fixedly connected in the retraction groove 3, a telescopic sleeve 5 is slidably sleeved on the positioning rod 4, a plurality of fastening grooves 6 are provided on the positioning rod 4, and an adjustment component 7 is provided on the telescopic sleeve 5;

[0027] The adjusting assembly 7 includes two fixed cylinders 701 which are connected through the telescopic sleeve 5, one end of the fixed cylinder 701 is movably connected to the outside of the main mounting column 1, the top of the fixed cylinder 701 is slidably inserted and connected with an anti-deflection rod 702, the bottom end of the anti-deflection rod 702 is slidably sleeved with a fastening cylinder 703, the bottom end of the fastening cylinder 703 slides and extends into the corresponding fastening groove 6, the bottom end of the anti-deflection rod 702 is fixedly connected with a baffle 704, the bottom end of the baffle 704 is fixedly connected with a first spring 705, one end of the first spring 705 is connected to the fastening cylinder 703, the sliding sleeve on the anti-deflection rod 702 is provided with a second spring 706, the top end of the second spring 706 is connected to the fixed cylinder 701, and the bottom end of the second spring 706 is connected to the fastening cylinder 703.

[0028] Embodiment 2:

[0029] See also Figures 1 to 4 This embodiment provides a technical solution based on the first embodiment: one end of each two adjacent anti-deflection rods 702 is fixedly connected to the same synchronous plate 8, and between each two adjacent fixed tubes 701 is fixedly connected a base 9, and the base 9 is fixedly connected to a bolt 10, and the bolt 10 slides through the synchronous plate 8, and a nut 11 is threadedly sleeved on the bolt 10; one end of each two adjacent telescopic sleeves 5 is fixedly connected to the same pull handle 12, and guardrails 13 are fixedly connected to the two main mounting columns 1; two soft sleeves 14 are fixedly sleeved on the two pull handles 12, The soft cover 14 is made of rubber material; two auxiliary reinforcement blocks 15 are fixedly connected to one side of the connecting plate 2, and multiple reinforcement plates 16 are fixedly connected to both sides of the two auxiliary reinforcement blocks 15, and one side of the reinforcement plate 16 is connected to the corresponding main mounting column 1; three mounting grooves 17 are opened on one side of the auxiliary reinforcement block 15, and support plates 18 are slidably connected to the mounting grooves 17; a pull-out plate 19 is fixedly connected to one side of each of the three adjacent support plates 18, and a short rod 20 is fixedly connected to one side of the pull-out plate 19, and one end of the short rod 20 is connected to the corresponding pull handle 12.

[0030] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0031] Working principle: When in use, first screw the nut 11 to disengage it from the bolt 10, then pull the synchronous plate 8. The synchronous plate 8 pulls the fastening tube 703 back into the fixed tube 701 through the anti-deflection rod 702 and the baffle 704. At this time, you can pull the telescopic sleeve 5 to extend it outward. After extending it for a certain distance, you can re-fix it by reverse operation to complete the adjustment work.

[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0033] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable stretcher, comprising two main mounting columns (1), characterized in that: A same connecting plate (2) is fixedly connected between the two main mounting columns (1), a retraction groove (3) is provided at both ends of the main mounting column (1), a positioning rod (4) is fixedly connected in the retraction groove (3), a telescopic sleeve (5) is slidably sleeved on the positioning rod (4), a plurality of fastening grooves (6) are provided on the positioning rod (4), and an adjustment component (7) is provided on the telescopic sleeve (5); The adjustment component (7) includes two fixed cylinders (701) connected to the telescopic sleeve (5); the top of the fixed cylinder (701) is slidably inserted and connected with an anti-deflection rod (702); the bottom end of the anti-deflection rod (702) is slidably sleeved with a fastening cylinder (703); the bottom end of the fastening cylinder (703) slides and extends into the corresponding fastening groove (6); the bottom end of the anti-deflection rod (702) is fixedly connected with a baffle (704); the bottom end of the baffle (704) is fixedly connected with a first spring (705); one end of the first spring (705) is connected to the fastening cylinder (703); the anti-deflection rod (702) is slidably sleeved with a second spring (706); the top end of the second spring (706) is connected to the fixed cylinder (701); and the bottom end of the second spring (706) is connected to the fastening cylinder (703).

2. The adjustable stretcher according to claim 1, characterized in that: One end of each of the two adjacent anti-deflection rods (702) is fixedly connected to a same synchronization plate (8), and between each of the two adjacent fixed cylinders (701) is fixedly connected to a same base (9), and a bolt (10) is fixedly connected to the base (9), and the bolt (10) slides through the synchronization plate (8), and a nut (11) is threadedly sleeved on the bolt (10).

3. The adjustable stretcher according to claim 1, characterized in that: One end of each of the two adjacent telescopic sleeves (5) is fixedly connected to a same pull handle (12), and a guardrail (13) is fixedly connected to the two main installation columns (1).

4. The adjustable stretcher according to claim 3, characterized in that: Two soft sleeves (14) are fixedly mounted on the two pull handles (12), and the soft sleeves (14) are made of rubber material.

5. The adjustable stretcher according to claim 1, characterized in that: Two auxiliary reinforcement blocks (15) are fixedly connected to one side of the connection plate (2), and a plurality of reinforcement plates (16) are fixedly connected to both sides of the two auxiliary reinforcement blocks (15), and one side of the reinforcement plate (16) is connected to the corresponding main installation column (1).

6. The adjustable stretcher according to claim 5, characterized in that: Three installation grooves (17) are provided on one side of the auxiliary reinforcement block (15), and a support plate (18) is slidably inserted and connected to the installation groove (17).

7. An adjustable stretcher according to claim 6, characterized in that: One side of each of the three adjacent support plates (18) is fixedly connected to a pull-out plate (19), one side of the pull-out plate (19) is fixedly connected to a short rod (20), and one end of the short rod (20) is connected to the corresponding pull handle (12).

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